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id_x string | text string | patent_number string | title string | assignee string | inventor/author string | priority date string | filing/creation date string | publication date string | grant date string | result link string | representative figure link string | question string | __index_level_0__ int64 |
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US11360197B2-158 | In embodiments, the type of perturbation and amount or percentage of perturbation may be determined by the current mutual information value, mutual information cost, a difference of the cost value of a current iteration and the cost value of a previous iteration, or a difference of the mutual information value of a cur... | US11360197B2 | Calibration of sensor systems | Luminar, Llc | Amey Sutavani, Lekha Walajapet Mohan, Benjamin Englard | 2020-01-07 | 2020-05-07 | 2022-06-14 | 2022-06-14 | https://patents.google.com/patent/US11360197B2/en | null | 9,666 | |
US10088559B1-41 | In operation, the light source 110 emits an output beam of light 125 which may be continuous-wave, pulsed, or modulated in any suitable manner for a given application. The output beam of light 125 is directed downrange toward a remote target 130 located a distance D from the lidar system 100 and at least partially cont... | US10088559B1 | Controlling pulse timing to compensate for motor dynamics | Luminar Technologies, Inc. | Matthew D. Weed, Scott R. Campbell, Lane A. Martin, Jason M. Eichenholz, Austin K. Russell, Rodger W. Cleye, Melvin L. Stauffer | 2017-03-29 | 2018-01-22 | 2018-10-02 | 2018-10-02 | https://patents.google.com/patent/US10088559B1/en | null | 474 | |
US11367990B2-19 | FIG. 17 illustrates an example computer system. | US11367990B2 | Lidar system operating at 1200-1400 NM | Luminar, Llc | Jason M. Eichenholz, Laurance S. Lingvay, David Welford | 2018-08-29 | 2019-08-29 | 2022-06-21 | 2022-06-21 | https://patents.google.com/patent/US11367990B2/en | null | 9,850 | |
US10627521B2-138 | FIG. 11 depicts scenarios 710A through 710D, which illustrate how a vehicle sensor may be optimally focused, or at least more usefully focused, as a vehicle 712 goes down and up the same hills shown in FIG. 10. Similar to the vehicle 702 of FIG. 10, the vehicle 712 (e.g., the vehicle 300 of FIG. 4A or the vehicle 360 o... | US10627521B2 | Controlling vehicle sensors based on dynamic objects | Luminar Technologies, Inc. | Benjamin Englard, Eric C. Danziger, Austin K. Russell | 2017-12-13 | 2018-10-31 | 2020-04-21 | 2020-04-21 | https://patents.google.com/patent/US10627521B2/en | null | 6,482 | |
US10591600B2-83 | In particular embodiments, each optical link (330-1, 330-2, . . . , 330-N) may be approximately the same length, or the optical links may have two or more different lengths. As an example, each optical link may include a fiber-optic cable with a length of approximately 20 m. As another example, the optical links may ea... | US10591600B2 | Lidar system with distributed laser and multiple sensor heads | Luminar Technologies, Inc. | Alain Villeneuve, Jason M. Eichenholz | 2015-11-30 | 2016-11-29 | 2020-03-17 | 2020-03-17 | https://patents.google.com/patent/US10591600B2/en | null | 5,613 | |
US10503172B2-171 | The term value generator 740 may generate values for X different terms of the objective equation, where X is any suitable positive integer. Each term may correspond to a different driving objective over some finite time horizon. For example, “Term 1” of FIG. 13 may be a distance from a nearest object or from some prede... | US10503172B2 | Controlling an autonomous vehicle based on independent driving decisions | Luminar Technologies, Inc. | Benjamin Englard, Joseph Augenbraun | 2017-10-18 | 2018-10-02 | 2019-12-10 | 2019-12-10 | https://patents.google.com/patent/US10503172B2/en | null | 4,696 | |
US10545240B2-135 | Still further, as illustrated in FIG. 13, there may be two amplitude detection circuits 608 associated with each particular threshold value (T1, for example). In particular, there are two types of comparators 610, including rising-edge comparators, indicated with a plus sign (+), and falling-edge comparators, indicated... | US10545240B2 | LIDAR transmitter and detector system using pulse encoding to reduce range ambiguity | Luminar Technologies, Inc. | Scott R. Campbell, Joseph G. LaChapelle, Jason M. Eichenholz, Austin K. Russell | 2017-03-28 | 2018-03-10 | 2020-01-28 | 2020-01-28 | https://patents.google.com/patent/US10545240B2/en | null | 4,965 | |
US10061019B1-46 | The window 157 may be made from any suitable substrate material, such as for example, glass or plastic (e.g., polycarbonate, acrylic, cyclic-olefin polymer, or cyclic-olefin copolymer). The window 157 may include an interior surface (surface A) and an exterior surface (surface B), and surface A or surface B may include... | US10061019B1 | Diffractive optical element in a lidar system to correct for backscan | Luminar Technologies, Inc. | Scott R. Campbell, Jason M. Eichenholz | 2017-03-28 | 2017-10-10 | 2018-08-28 | 2018-08-28 | https://patents.google.com/patent/US10061019B1/en | null | 322 | |
US11378666B2-92 | In some implementations, the scanner 162 may include one mirror configured to be scanned along two axes, where two actuators arranged in a push-pull configuration provide motion along each axis. For example, two resonant actuators arranged in a horizontal push-pull configuration may drive the mirror along a horizontal ... | US11378666B2 | Sizing the field of view of a detector to improve operation of a lidar system | Luminar, Llc | Scott R. Campbell, Lane A. Martin, Matthew D. Weed, Jason M. Eichenholz | 2017-03-29 | 2020-04-29 | 2022-07-05 | 2022-07-05 | https://patents.google.com/patent/US11378666B2/en | null | 10,144 | |
US10591600B2-236 | The lidar system, wherein the light source comprises: a plurality of laser diodes, wherein each laser diode is configured to produce light at a different operating wavelength; and an optical multiplexer configured to combine the light produced by each laser diode into a single optical fiber. | US10591600B2 | Lidar system with distributed laser and multiple sensor heads | Luminar Technologies, Inc. | Alain Villeneuve, Jason M. Eichenholz | 2015-11-30 | 2016-11-29 | 2020-03-17 | 2020-03-17 | https://patents.google.com/patent/US10591600B2/en | null | 5,766 | |
US10845480B1-149 | FIG. 18 illustrates an example temporal offset (Δt) between electrical current pulses supplied to a seed laser diode 400 and a SOA 410. In particular embodiments, a rising edge of a seed-laser current pulse I1 may be offset from a rising edge of a corresponding SOA current pulse I2 by a particular time interval Δt. The... | US10845480B1 | Lidar system with semiconductor optical amplifier | Luminar Technologies, Inc. | Lawrence Shah, Jason M. Eichenholz, Joseph G. LaChapelle, Alex Michael Sincore, Cheng Zhu | 2019-02-08 | 2020-02-07 | 2020-11-24 | 2020-11-24 | https://patents.google.com/patent/US10845480B1/en | null | 7,506 | |
US10976417B2-12 | FIG. 7 schematically illustrates fields of view (FOVs) of a light source and a detector that can operate in the lidar system of FIG. 1; | US10976417B2 | Using detectors with different gains in a lidar system | Luminar Holdco, Llc | Joseph G. LaChapelle, Scott R. Campbell, Jason M. Eichenholz, Matthew D. Weed | 2017-03-29 | 2018-03-29 | 2021-04-13 | 2021-04-13 | https://patents.google.com/patent/US10976417B2/en | null | 7,717 | |
US10338199B1-34 | FIG. 8 shows a side cross-sectional view of a transmitter component of a transceiver, according to an exemplary, non-limiting embodiment of the invention. | US10338199B1 | Transceiver apparatus, method and applications | Luminar Technologies, Inc. | John E. McWhirter, Allen Gabriele | 2018-07-05 | 2018-07-05 | 2019-07-02 | 2019-07-02 | https://patents.google.com/patent/US10338199B1/en | null | 2,754 | |
US10451716B2-113 | Generally speaking, the light from the Sun that passes through the Earth's atmosphere and reaches a terrestrial-based lidar system such as the system 120A can establish an optical background noise floor for this system. Thus, in order for a signal from the lidar system 120A to be detectable, the signal must rise above ... | US10451716B2 | Monitoring rotation of a mirror in a lidar system | Luminar Technologies, Inc. | John Hughes, Nicholas Ventola, Sean P. Hughes | 2017-11-22 | 2018-04-20 | 2019-10-22 | 2019-10-22 | https://patents.google.com/patent/US10451716B2/en | null | 4,073 | |
US11378666B2-88 | Now referring to FIG. 2, a scanner 162 and a receiver 164 can operate in the lidar system of FIG. 1 as the scanner 120 and the receiver 140, respectively. More generally, the scanner 162 and the receiver 164 can operate in any suitable lidar system. | US11378666B2 | Sizing the field of view of a detector to improve operation of a lidar system | Luminar, Llc | Scott R. Campbell, Lane A. Martin, Matthew D. Weed, Jason M. Eichenholz | 2017-03-29 | 2020-04-29 | 2022-07-05 | 2022-07-05 | https://patents.google.com/patent/US11378666B2/en | null | 10,140 | |
US10401481B2-5 | In another embodiment, a method in a lidar system operating in a vehicle for scanning a field of regard is provided. The method comprises generating a first output beam of light has a first amount of power; generating a second output beam of light has a second amount of power smaller than the first amount of power; sca... | US10401481B2 | Non-uniform beam power distribution for a laser operating in a vehicle | Luminar Technologies, Inc. | Scott R. Campbell, Matthew D. Weed, Lane A. Martin, Jason M. Eichenholz | 2017-03-30 | 2018-03-30 | 2019-09-03 | 2019-09-03 | https://patents.google.com/patent/US10401481B2/en | null | 3,422 | |
US11378666B2-24 | FIG. 16 a diagram of a detector array which includes three detectors, which can be used in the lidar system of FIG. 1; | US11378666B2 | Sizing the field of view of a detector to improve operation of a lidar system | Luminar, Llc | Scott R. Campbell, Lane A. Martin, Matthew D. Weed, Jason M. Eichenholz | 2017-03-29 | 2020-04-29 | 2022-07-05 | 2022-07-05 | https://patents.google.com/patent/US11378666B2/en | null | 10,076 | |
US10121813B2-164 | While operations may be depicted in the drawings as occurring in a particular order, this should not be understood as requiring that such operations be performed in the particular order shown or in sequential order, or that all operations be performed. Further, the drawings may schematically depict one more example pro... | US10121813B2 | Optical detector having a bandpass filter in a lidar system | Luminar Technologies, Inc. | Jason M. Eichenholz, Scott R. Campbell, Joseph G. LaChapelle | 2017-03-28 | 2018-03-01 | 2018-11-06 | 2018-11-06 | https://patents.google.com/patent/US10121813B2/en | null | 971 | |
US11536803B2-7 | FIG. 5 illustrates an example unidirectional scan pattern that includes multiple pixels and multiple scan lines. | US11536803B2 | Lidar receiver with multiple detectors for range-ambiguity mitigation | Luminar, Llc | Stephen D. Gaalema, Mark A. Drummer, Stephen L. Mielke, Jason M. Eichenholz | 2018-12-05 | 2019-08-29 | 2022-12-27 | 2022-12-27 | https://patents.google.com/patent/US11536803B2/en | null | 12,195 | |
US10451716B2-231 | In an embodiment, the rotary encoder 1000 is an optical encoder that has an optical beam, the presence or absence of which is detectable by a stationary photo-interrupter 1006 (also known as an opto-detector), to generate data that may be used to indicate the rotational speed of the rotatable polygon mirror 12 or other... | US10451716B2 | Monitoring rotation of a mirror in a lidar system | Luminar Technologies, Inc. | John Hughes, Nicholas Ventola, Sean P. Hughes | 2017-11-22 | 2018-04-20 | 2019-10-22 | 2019-10-22 | https://patents.google.com/patent/US10451716B2/en | null | 4,191 | |
US11551547B2-103 | The lane detection module 104 may similarly perform the example subdivision technique 636 illustrated in example bubble 640 on all other linked sections of pixels included in the point cloud. For example, the lane detection module 104 may evaluate the linked section of pixels with beginning pixel 646 and ending pixel 6... | US11551547B2 | Lane detection and tracking techniques for imaging systems | Luminar, Llc | Pranav Maheshwari, Vahid R. Ramezani, Ismail El Houcheimi, Shubham C. Khilari, Rounak Mehta | 2020-01-06 | 2020-07-09 | 2023-01-10 | 2023-01-10 | https://patents.google.com/patent/US11551547B2/en | null | 12,574 | |
US11119219B1-179 | In particular embodiments, the average optical power of LO light 430 may be configured by adjusting or setting (i) an amount of seed current I1 supplied to a seed laser diode 450, (ii) a reflectivity of the back face 451 of the seed laser diode 450, (iii) a reflectivity of a free-space splitter 470, or (iv) an amount o... | US11119219B1 | Lidar system with input optical element | Luminar, Llc | Joseph G. LaChapelle, Jason M. Eichenholz, Alex Michael Sincore, Lawrence Shah | 2020-08-10 | 2021-02-24 | 2021-09-14 | 2021-09-14 | https://patents.google.com/patent/US11119219B1/en | null | 8,943 | |
US11536803B2-45 | In particular embodiments, lidar system 100 may include one or more optical components configured to reflect, focus, filter, shape, modify, steer, or direct light within the lidar system 100 or light produced or received by the lidar system 100 (e.g., output beam 125 or input beam 135). As an example, lidar system 100 ... | US11536803B2 | Lidar receiver with multiple detectors for range-ambiguity mitigation | Luminar, Llc | Stephen D. Gaalema, Mark A. Drummer, Stephen L. Mielke, Jason M. Eichenholz | 2018-12-05 | 2019-08-29 | 2022-12-27 | 2022-12-27 | https://patents.google.com/patent/US11536803B2/en | null | 12,233 | |
US10545240B2-88 | Now referring to FIG. 4, a rotating scan module 220 is generally similar to the rotating scan module 200. In this implementation, however, the components of the rotating scan module 220 are disposed on a platform 222 which rotates inside a stationary circular housing 230. In this implementation, the circular housing 23... | US10545240B2 | LIDAR transmitter and detector system using pulse encoding to reduce range ambiguity | Luminar Technologies, Inc. | Scott R. Campbell, Joseph G. LaChapelle, Jason M. Eichenholz, Austin K. Russell | 2017-03-28 | 2018-03-10 | 2020-01-28 | 2020-01-28 | https://patents.google.com/patent/US10545240B2/en | null | 4,918 | |
US11391842B2-94 | At block 920, the VROI detection module 110 determines a lower bound of the VROI based at least in part on detecting a suitable subset of the received sensor data. In some implementations, the suitable subset may have a minimum relative elevation metric. To that end, the VROI detection module 110 may first identify a p... | US11391842B2 | Adaptive scan pattern with virtual horizon estimation | Luminar, Llc | Dmytro Trofymov | 2020-01-06 | 2020-02-12 | 2022-07-19 | 2022-07-19 | https://patents.google.com/patent/US11391842B2/en | null | 10,431 | |
US10169680B1-223 | 27. The computer-implemented method of aspect 1, the 3-D environment image is generated by one or more active imaging sensors or devices. | US10169680B1 | Object identification and labeling tool for training autonomous vehicle controllers | Luminar Technologies, Inc. | Prateek Sachdeva, Dmytro Trofymov | 2017-12-21 | 2018-02-27 | 2019-01-01 | 2019-01-01 | https://patents.google.com/patent/US10169680B1/en | null | 1,201 | |
US10338199B1-7 | wherein the outer housing has an inner diameter that is up to 2% larger than an outer diameter of the inner housing; | US10338199B1 | Transceiver apparatus, method and applications | Luminar Technologies, Inc. | John E. McWhirter, Allen Gabriele | 2018-07-05 | 2018-07-05 | 2019-07-02 | 2019-07-02 | https://patents.google.com/patent/US10338199B1/en | null | 2,727 | |
US9810786B1-70 | FIG. 7 illustrates an example forward-scan direction and reverse-scan direction for a light-source field of view and a receiver field of view. In particular embodiments, a lidar system 100 may be configured so that the FOVR is larger than the FOVL, and the receiver and light-source FOVs may be substantially coincident,... | US9810786B1 | Optical parametric oscillator for lidar system | Luminar Technologies, Inc. | David Welford, Martin A. Jaspan, Jason M. Eichenholz, Scott R. Campbell, Lane A. Martin, Matthew D. Weed | 2017-03-16 | 2017-03-16 | 2017-11-07 | 2017-11-07 | https://patents.google.com/patent/US9810786B1/en | null | 14,471 | |
US11360197B2-94 | Similar to the scan pattern 240, each of the linear scan patterns 254A-N includes pixels associated with one or more laser pulses and distance measurements. FIG. 4 illustrates example pixels 252A, 252B and 252C along the scan patterns 254A, 254B and 254C, respectively. The lidar system 100 in this example may g... | US11360197B2 | Calibration of sensor systems | Luminar, Llc | Amey Sutavani, Lekha Walajapet Mohan, Benjamin Englard | 2020-01-07 | 2020-05-07 | 2022-06-14 | 2022-06-14 | https://patents.google.com/patent/US11360197B2/en | null | 9,602 | |
US11367990B2-213 | In particular embodiments, certain features described herein in the context of separate implementations may also be combined and implemented in a single implementation. Conversely, various features that are described in the context of a single implementation may also be implemented in multiple implementations separatel... | US11367990B2 | Lidar system operating at 1200-1400 NM | Luminar, Llc | Jason M. Eichenholz, Laurance S. Lingvay, David Welford | 2018-08-29 | 2019-08-29 | 2022-06-21 | 2022-06-21 | https://patents.google.com/patent/US11367990B2/en | null | 10,044 | |
US10003168B1-36 | In particular embodiments, an output beam of light 125 emitted by light source 110 may be unpolarized or randomly polarized, may have no specific or fixed polarization (e.g., the polarization may vary with time), or may have a particular polarization (e.g., output beam 125 may be linearly polarized, elliptically polari... | US10003168B1 | Fiber laser with free-space components | Luminar Technologies, Inc. | Alain Villeneuve | 2017-10-18 | 2017-11-30 | 2018-06-19 | 2018-06-19 | https://patents.google.com/patent/US10003168B1/en | null | 36 | |
US10684360B2-108 | Next, FIG. 9 illustrates an example vehicle 354 with a lidar system 351 that includes a laser 352 with multiple sensor heads 360 coupled to the laser 352 via multiple laser-sensor links 370. The laser 352 and the sensor heads 360 may be similar to the laser 300 and the sensor 310 discussed above, in some implementation... | US10684360B2 | Protecting detector in a lidar system using off-axis illumination | Luminar Technologies, Inc. | Scott R. Campbell | 2017-03-30 | 2017-09-22 | 2020-06-16 | 2020-06-16 | https://patents.google.com/patent/US10684360B2/en | null | 7,028 | |
US9810786B1-105 | In particular embodiments, gain medium 410 may include a back surface 470 with a dielectric coating. As an example, back surface 470 may have a coating with a low reflectivity (e.g., R<10%) at a pump-laser wavelength and a high reflectivity (e.g., R>90%) at an operating wavelength of the PQSW laser 400. In particular e... | US9810786B1 | Optical parametric oscillator for lidar system | Luminar Technologies, Inc. | David Welford, Martin A. Jaspan, Jason M. Eichenholz, Scott R. Campbell, Lane A. Martin, Matthew D. Weed | 2017-03-16 | 2017-03-16 | 2017-11-07 | 2017-11-07 | https://patents.google.com/patent/US9810786B1/en | null | 14,506 | |
US11435479B2-122 | In some implementations, the expected configuration is determined based upon the relative position between the vehicle and the object. For example, the classification module 412 may associate the point cloud object with a generic object of the same type of object. The generic object may be rotated and/or scaled based o... | US11435479B2 | Determining relative velocity based on an expected configuration | Luminar, Llc | Eric C. Danziger, Austin K. Russell, Benjamin Englard | 2018-08-06 | 2018-11-20 | 2022-09-06 | 2022-09-06 | https://patents.google.com/patent/US11435479B2/en | null | 11,359 | |
US11521009B2-119 | The SDCA 500 also includes a prediction component 520, which processes the perception signals 508 to generate prediction signals 522 descriptive of one or more predicted future states of the autonomous vehicle's environment. For a given object, for example, the prediction component 520 may analyze the type/class of the... | US11521009B2 | Automatically generating training data for a lidar using simulated vehicles in virtual space | Luminar, Llc | Miguel Alexander Peake, Benjamin Englard | 2018-09-04 | 2019-09-04 | 2022-12-06 | 2022-12-06 | https://patents.google.com/patent/US11521009B2/en | null | 12,107 | |
US10677897B2-67 | In one implementation, the controller 150 compares the detected sound to a sound signature stored in the memory of the controller 150 to identify the source of the sound. For example, the controller 150 may perform a Fourier analysis on the detected sound and compare the analyzed sound data to a stored sound signature.... | US10677897B2 | Combining lidar and camera data | Luminar Technologies, Inc. | Joseph G. LaChapelle, Jason M. Eichenholz | 2017-04-14 | 2018-04-16 | 2020-06-09 | 2020-06-09 | https://patents.google.com/patent/US10677897B2/en | null | 6,836 | |
US9810775B1-47 | In particular embodiments, an autonomous vehicle may be configured to drive with a driver present in the vehicle, or an autonomous vehicle may be configured to operate the vehicle with no driver present. As an example, an autonomous vehicle may include a driver's seat with associated controls (e.g., steering wheel, acc... | US9810775B1 | Q-switched laser for LIDAR system | Luminar Technologies, Inc. | David Welford, Martin A. Jaspan, Jason M. Eichenholz, Scott R. Campbell, Lane A. Martin, Matthew D. Weed | 2017-03-16 | 2017-03-16 | 2017-11-07 | 2017-11-07 | https://patents.google.com/patent/US9810775B1/en | null | 14,210 | |
US10812745B2-26 | The point cloud is provided to a perception engine 118 which applies perception techniques to the point cloud. This may include object classification that allows the future behavior of the object to be predicted. As an example, a tree will remain stationary and the outer periphery of the tree will likely bend in a coll... | US10812745B2 | Bit depth reduction of image pixels | Luminar Technologies, Inc. | Richmond Hicks | 2019-03-14 | 2019-03-14 | 2020-10-20 | 2020-10-20 | https://patents.google.com/patent/US10812745B2/en | null | 7,268 | |
US10551501B1-162 | In an example scenario, the relative speed between a target and lidar system is v=45 m/s (=100 mph). The time interval between successive pulses in pulse burst is τ=1 ns; the pulse repetition frequency is f=1/τ=1 GHz; and the relative distance moved between successive pulses: Δd=(45 m/s)×(1 ns)=45 nm. The change in tim... | US10551501B1 | Dual-mode lidar system | Luminar Technologies, Inc. | Joseph G. LaChapelle | 2018-08-09 | 2018-08-09 | 2020-02-04 | 2020-02-04 | https://patents.google.com/patent/US10551501B1/en | null | 5,165 | |
US10627495B2-148 | In any event, the amplified signal may be compared to a threshold voltage VT. When the amplified signal rises above VT, the pulse-detection circuit 504 determines that a received optical signal from the APD 502 is indicative of a returned light pulse scattered by a remote target. | US10627495B2 | Time varying gain in an optical detector operating in a lidar system | Luminar Technologies, Inc. | Stephen D. Gaalema, Austin K. Russell, Joseph G. LaChapelle, Scott R. Campbell, Jason M. Eichenholz, Tue Tran | 2017-03-28 | 2018-11-09 | 2020-04-21 | 2020-04-21 | https://patents.google.com/patent/US10627495B2/en | null | 6,011 | |
US11774561B2-38 | In particular embodiments, a lidar system 100 may be used to determine the distance to one or more downrange targets 130. By scanning the lidar system 100 across a field of regard, the system may be used to map the distance to a number of points within the field of regard. Each of these depth-mapped points may be refer... | US11774561B2 | Amplifier input protection circuits | Luminar Technologies, Inc. | Stephen D. Gaalema, Robert D. Still | 2019-02-08 | 2019-02-08 | 2023-10-03 | 2023-10-03 | https://patents.google.com/patent/US11774561B2/en | null | 13,285 | |
US10418776B2-115 | In particular embodiments, a light source 110 of a lidar system 100 may include a solid-state laser, where the solid-state laser includes a PQSW laser 400 and an OPO 600. As an example, light source 110 may include an OPO 600 pumped by pulses of light from a Nd:YAG/Cr:YAG PQSW laser 400, a Nd:YAG/V:YAG PQSW laser 400, ... | US10418776B2 | Solid-state laser for lidar system | Luminar Technologies, Inc. | David Welford, Martin A. Jaspan, Jason M. Eichenholz, Scott R. Campbell, Lane A. Martin, Matthew D. Weed | 2017-03-16 | 2018-02-21 | 2019-09-17 | 2019-09-17 | https://patents.google.com/patent/US10418776B2/en | null | 3,717 | |
US11521009B2-141 | Occupancy grid generator 600 may further include a label layer component 604 configured to generate a label layer 614. In various aspects, label layer 614 may be mapped to normal layer 612 (e.g., as depicted by occupancy grid 610), and encoded with a first channel set. While occupancy grid 610 is represented as a serie... | US11521009B2 | Automatically generating training data for a lidar using simulated vehicles in virtual space | Luminar, Llc | Miguel Alexander Peake, Benjamin Englard | 2018-09-04 | 2019-09-04 | 2022-12-06 | 2022-12-06 | https://patents.google.com/patent/US11521009B2/en | null | 12,129 | |
US10191155B2-31 | The operating wavelength of a lidar system 100 may lie, for example, in the infrared, visible, or ultraviolet portions of the electromagnetic spectrum. The Sun also produces light in these wavelength ranges, and thus sunlight can act as background noise which can obscure signal light detected by the lidar system 100. T... | US10191155B2 | Optical resolution in front of a vehicle | Luminar Technologies, Inc. | George C. Curatu | 2017-03-29 | 2017-11-27 | 2019-01-29 | 2019-01-29 | https://patents.google.com/patent/US10191155B2/en | null | 1,288 | |
US10627516B2-51 | Moreover, in some implementations, the housing 155 includes multiple lidar sensors, each including a respective scanner and a receiver. Depending on the particular implementation, each of the multiple sensors can include a separate light source or a common light source. The multiple sensors can be configured to cover n... | US10627516B2 | Adjustable pulse characteristics for ground detection in lidar systems | Luminar Technologies, Inc. | Jason M. Eichenholz | 2018-07-19 | 2018-07-19 | 2020-04-21 | 2020-04-21 | https://patents.google.com/patent/US10627516B2/en | null | 6,196 | |
US10345447B1-67 | The segmentation module 40 is generally configured to identify distinct objects within the sensor data representing the sensed environment. Depending on the embodiment and/or scenario, the segmentation task may be performed separately for each of a number of different types of sensor data, or may be performed jointly o... | US10345447B1 | Dynamic vision sensor to direct lidar scanning | Luminar Technologies, Inc. | Richmond Hicks | 2018-06-27 | 2018-06-27 | 2019-07-09 | 2019-07-09 | https://patents.google.com/patent/US10345447B1/en | null | 2,977 | |
US10310058B1-146 | The controller 130 may be electrically coupled or otherwise communicatively coupled to one or more of the light source 122A, the scanner 11, and the receiver 128A. The controller 130 may receive electrical trigger pulses or edges from the light source 122A, where each pulse or edge corresponds to the emission of an opt... | US10310058B1 | Concurrent scan of multiple pixels in a lidar system equipped with a polygon mirror | Luminar Technologies, Inc. | Scott R. Campbell, Jason M. Eichenholz, Matthew D. Weed, Lane A. Martin | 2017-11-22 | 2018-04-27 | 2019-06-04 | 2019-06-04 | https://patents.google.com/patent/US10310058B1/en | null | 2,400 | |
US9810786B1-224 | In some embodiments, the lidar system further comprises an overlap mirror configured to overlap the input and output beams so that they are substantially coaxial, wherein the overlap mirror comprises: a hole, slot, or aperture which the output beam passes through; and a reflecting surface that reflects at least a porti... | US9810786B1 | Optical parametric oscillator for lidar system | Luminar Technologies, Inc. | David Welford, Martin A. Jaspan, Jason M. Eichenholz, Scott R. Campbell, Lane A. Martin, Matthew D. Weed | 2017-03-16 | 2017-03-16 | 2017-11-07 | 2017-11-07 | https://patents.google.com/patent/US9810786B1/en | null | 14,625 | |
US9810775B1-222 | In some embodiments, the scanner comprises one or more mirrors, wherein each mirror is mechanically driven by a galvanometer scanner, a resonant scanner, a microelectromechanical systems (MEMS) device, or a voice coil motor. | US9810775B1 | Q-switched laser for LIDAR system | Luminar Technologies, Inc. | David Welford, Martin A. Jaspan, Jason M. Eichenholz, Scott R. Campbell, Lane A. Martin, Matthew D. Weed | 2017-03-16 | 2017-03-16 | 2017-11-07 | 2017-11-07 | https://patents.google.com/patent/US9810775B1/en | null | 14,385 | |
US10451716B2-141 | The receiver 128A may have an active region or an avalanche-multiplication region that includes silicon, germanium, or InGaAs. The active region of receiver 128A may have any suitable size, such as for example, a diameter or width of approximately 50-500 μm. The receiver 128 may include circuitry that performs signal a... | US10451716B2 | Monitoring rotation of a mirror in a lidar system | Luminar Technologies, Inc. | John Hughes, Nicholas Ventola, Sean P. Hughes | 2017-11-22 | 2018-04-20 | 2019-10-22 | 2019-10-22 | https://patents.google.com/patent/US10451716B2/en | null | 4,101 | |
US11367990B2-154 | In particular embodiments, lidar system 100 may include a processor (e.g., controller 150 in FIG. 1) configured to adjust the output powers of two or more pump laser diodes 430. As an example, in FIG. 13, the output power of each pump laser diode may be adjusted in response to a temperature change (e.g., a temperature ... | US11367990B2 | Lidar system operating at 1200-1400 NM | Luminar, Llc | Jason M. Eichenholz, Laurance S. Lingvay, David Welford | 2018-08-29 | 2019-08-29 | 2022-06-21 | 2022-06-21 | https://patents.google.com/patent/US11367990B2/en | null | 9,985 | |
US10241198B2-144 | Various implementations have been described in connection with the accompanying drawings. However, it should be understood that the figures may not necessarily be drawn to scale. As an example, distances or angles depicted in the figures are illustrative and may not necessarily bear an exact relationship to actual dime... | US10241198B2 | Lidar receiver calibration | Luminar Technologies, Inc. | Joseph G. LaChapelle, Rodger W. Cleye, Scott R. Campbell, Jason M. Eichenholz | 2017-03-30 | 2017-11-30 | 2019-03-26 | 2019-03-26 | https://patents.google.com/patent/US10241198B2/en | null | 1,746 | |
US10451716B2-85 | The planar mirror 14 may be configured so as to pivot over a range of allowable motion larger than a range corresponding to the vertical angular dimension of the field of regard, so as to define a maximum range of allowable motion larger than a range within which the planar mirror 14 pivots during a scan. A controller ... | US10451716B2 | Monitoring rotation of a mirror in a lidar system | Luminar Technologies, Inc. | John Hughes, Nicholas Ventola, Sean P. Hughes | 2017-11-22 | 2018-04-20 | 2019-10-22 | 2019-10-22 | https://patents.google.com/patent/US10451716B2/en | null | 4,045 | |
US10732281B2-8 | The scanning system may also include an envelope detector coupled to the plurality of amplitude detectors that determines a magnitude or amplitude envelope of the scattered light pulse based on the time delays determined by the plurality of amplitude detectors. The envelope detector may determine the center of the scat... | US10732281B2 | Lidar detector system having range walk compensation | Luminar Technologies, Inc. | Joseph G. LaChapelle | 2017-03-28 | 2017-10-06 | 2020-08-04 | 2020-08-04 | https://patents.google.com/patent/US10732281B2/en | null | 7,075 | |
US11367990B2-12 | FIG. 10 illustrates an example laser diode along with an example volume Bragg grating (VBG). | US11367990B2 | Lidar system operating at 1200-1400 NM | Luminar, Llc | Jason M. Eichenholz, Laurance S. Lingvay, David Welford | 2018-08-29 | 2019-08-29 | 2022-06-21 | 2022-06-21 | https://patents.google.com/patent/US11367990B2/en | null | 9,843 | |
US10481605B1-18 | FIG. 10 is a flow diagram of an example method of managing operation of an autonomous vehicle moving toward a destination, in accordance with some embodiments; | US10481605B1 | Autonomous vehicle technology for facilitating safe stopping according to separate paths | Luminar Technologies, Inc. | Tomi P. Maila, Vahid R. Ramezani, Benjamin Englard | 2018-09-21 | 2018-09-21 | 2019-11-19 | 2019-11-19 | https://patents.google.com/patent/US10481605B1/en | null | 4,250 | |
US10591600B2-332 | As used herein, the terms “based on” and “based at least in part on” may be used to describe or present one or more factors that affect a determination, and these terms may not exclude additional factors that may affect a determination. A determination may be based solely on those factors which are presented or may be ... | US10591600B2 | Lidar system with distributed laser and multiple sensor heads | Luminar Technologies, Inc. | Alain Villeneuve, Jason M. Eichenholz | 2015-11-30 | 2016-11-29 | 2020-03-17 | 2020-03-17 | https://patents.google.com/patent/US10591600B2/en | null | 5,862 | |
US10627521B2-155 | In other embodiments, distinct neural networks are separately trained to handle different sensor parameter settings. FIG. 13 illustrates one such embodiment. In FIG. 13, a perception component 730 includes N sets 732 of neural networks (N being any suitable integer greater than one). Each set 732 of neural networks inc... | US10627521B2 | Controlling vehicle sensors based on dynamic objects | Luminar Technologies, Inc. | Benjamin Englard, Eric C. Danziger, Austin K. Russell | 2017-12-13 | 2018-10-31 | 2020-04-21 | 2020-04-21 | https://patents.google.com/patent/US10627521B2/en | null | 6,499 | |
US11927777B2-55 | In one implementation, the insulating undercut area 612 has a diameter greater than a corresponding diameter (W1) of the high-index dielectric block 606. In this case, the cell 602 may be suspended above the insulating undercut area 612 via one or more mechanical tethers, such as in the manner shown within top-down cel... | US11927777B2 | Plasma dispersion effect for metasurface tuning | Luminar Technologies, Inc. | Aditya Jain, Zoran Jandric, Dan Mohr, Kevin A. Gomez, Krishnan Subramanian | 2019-12-14 | 2020-07-30 | 2024-03-12 | 2024-03-12 | https://patents.google.com/patent/US11927777B2/en | null | 14,005 | |
US11361449B2-120 | Next, FIG. 8 illustrates an example method 800 for constructing tracks through a message passing graph, such as the graph 50 or 70 of the examples above, which also can be implemented in the multi-object tracker 14. At block 802, the multi-object tracker 14 receives a sequence of images generated by one or more senso... | US11361449B2 | Neural network for object detection and tracking | Luminar, Llc | Vahid R. Ramezani, Akshay Rangesh, Benjamin Englard, Siddhesh S. Mhatre, Meseret R. Gebre, Pranav Maheshwari | 2020-05-06 | 2020-09-04 | 2022-06-14 | 2022-06-14 | https://patents.google.com/patent/US11361449B2/en | null | 9,811 | |
US11467266B2-193 | In particular embodiments, a phase shifter 429 may be implemented as a part of an integrated-optic 90-degree optical hybrid 428. For example a phase shifter 429 may be implemented as a portion of optical waveguide that only one part of the LO light 430 propagates through. The portion of optical waveguide may be tempera... | US11467266B2 | Coherent pulsed lidar system with spectral signatures | Luminar, Llc | Joseph G. LaChapelle, Jason M. Eichenholz, Alex Michael Sincore | 2019-08-20 | 2020-06-26 | 2022-10-11 | 2022-10-11 | https://patents.google.com/patent/US11467266B2/en | null | 11,812 | |
US10627521B2-148 | Dynamic adjustment of sensor parameters settings (e.g., for parameters that define the area of focus for a sensor), according to any of the embodiments described herein, can greatly improve the ability of sensors to capture useful information about the environment (e.g., information needed to improve vehicle safety). H... | US10627521B2 | Controlling vehicle sensors based on dynamic objects | Luminar Technologies, Inc. | Benjamin Englard, Eric C. Danziger, Austin K. Russell | 2017-12-13 | 2018-10-31 | 2020-04-21 | 2020-04-21 | https://patents.google.com/patent/US10627521B2/en | null | 6,492 | |
US10324170B1-10 | Because the polygon block rotates at a high speed, it produces a significant amount of acoustic noise. To reduce the acoustic noise, the polygon block in some implementations includes chamfered edges or corners. In other implementations, the housing partially enclosing the polygon mirror, and/or the bracket adjacent to... | US10324170B1 | Multi-beam lidar system with polygon mirror | Luminar Technologies, Inc. | John P. Engberg, Jr., Christopher A. Engberg, John G. Hughes, Sean P. Hughes | 2018-04-05 | 2018-05-08 | 2019-06-18 | 2019-06-18 | https://patents.google.com/patent/US10324170B1/en | null | 2,507 | |
US11002853B2-124 | FIG. 10 illustrates an example InGaAs avalanche photodiode (APD) 400. Referring back to FIG. 1, the receiver 140 may include one or more APDs 400 configured to receive and detect light from input light such as the beam 135. More generally, the APD 400 can operate in any suitable receiver of input light. The APD 400 may... | US11002853B2 | Ultrasonic vibrations on a window in a lidar system | Luminar, Llc | John E. McWhirter | 2017-03-29 | 2017-09-26 | 2021-05-11 | 2021-05-11 | https://patents.google.com/patent/US11002853B2/en | null | 8,250 | |
US10983213B2-182 | FIG. 21 illustrates an example detector array 700 with non-uniform spatial separation between adjacent array elements, which can be implemented in the lidar system of FIG. 1. The detector array 700 may be generally similar to the detector 600 of FIG. 12, for example. Similar to the detector array 700, detector sites ... | US10983213B2 | Non-uniform separation of detector array elements in a lidar system | Luminar Holdco, Llc | Jason M. Eichenholz, Scott R. Campbell, Joseph G. LaChapelle | 2017-03-29 | 2018-03-29 | 2021-04-20 | 2021-04-20 | https://patents.google.com/patent/US10983213B2/en | null | 8,098 | |
US11353555B2-41 | In particular embodiments, one or more lidar systems 100 may be integrated into a vehicle as part of an autonomous-vehicle driving system. As an example, a lidar system 100 may provide information about the surrounding environment to a driving system of an autonomous vehicle. An autonomous-vehicle driving system may in... | US11353555B2 | Detector quench circuit for lidar system comprising a discrete transistor to draw a quench current to enable a drop in a reverse bias voltage applied to an avalanche photodiode | Luminar, Llc | Stephen D. Gaalema | 2017-11-01 | 2018-11-01 | 2022-06-07 | 2022-06-07 | https://patents.google.com/patent/US11353555B2/en | null | 9,406 | |
US10003168B1-210 | The free-space input beam 914 in FIG. 22 may include pulses of light having one or more wavelengths between approximately 1400 nm and approximately 1600 nm, a pulse duration less than or equal to 100 nanoseconds, or a duty cycle less than or equal to 10%. In particular embodiments, free-space input beam 914 may be supp... | US10003168B1 | Fiber laser with free-space components | Luminar Technologies, Inc. | Alain Villeneuve | 2017-10-18 | 2017-11-30 | 2018-06-19 | 2018-06-19 | https://patents.google.com/patent/US10003168B1/en | null | 210 | |
US11841440B2-99 | Each scan line 230 of a high-resolution scan pattern 200 may be oriented substantially parallel to a first scan axis, and the scan lines 230 may be distributed along a second scan axis that is substantially orthogonal to the first scan axis. The first scan axis (which may be referred to as the Θ1 scan axis) may be orie... | US11841440B2 | Lidar system with high-resolution scan pattern | Luminar Technologies, Inc. | Istvan Peter Burbank, Matthew D. Weed, Jason Paul Wojack, Jason M. Eichenholz, Dmytro Trofymov | 2020-05-13 | 2021-11-24 | 2023-12-12 | 2023-12-12 | https://patents.google.com/patent/US11841440B2/en | null | 13,650 | |
US10267918B2-47 | According to some implementations, the lidar system 100 can include an eye-safe laser, or the lidar system 100 can be classified as an eye-safe laser system or laser product. An eye-safe laser, laser system, or laser product may refer to a system with an emission wavelength, average power, peak power, peak intensity, p... | US10267918B2 | Lidar detector having a plurality of time to digital converters integrated onto a detector chip | Luminar Technologies, Inc. | Joseph G. LaChapelle, Jason M. Eichenholz, Stephen D. Gaalema, Austin K. Russell | 2017-03-28 | 2018-06-25 | 2019-04-23 | 2019-04-23 | https://patents.google.com/patent/US10267918B2/en | null | 1,950 | |
US10481605B1-96 | The network interface 616 is generally configured to convert data received from one or more devices or systems external to the autonomous vehicle to a format that is consistent with a protocol of the network 608 and is recognized by one or more of the processor(s) 602. In some embodiments, the network interface 616 inc... | US10481605B1 | Autonomous vehicle technology for facilitating safe stopping according to separate paths | Luminar Technologies, Inc. | Tomi P. Maila, Vahid R. Ramezani, Benjamin Englard | 2018-09-21 | 2018-09-21 | 2019-11-19 | 2019-11-19 | https://patents.google.com/patent/US10481605B1/en | null | 4,328 | |
US10094925B1-28 | System Overview | US10094925B1 | Multispectral lidar system | Luminar Technologies, Inc. | Joseph G. LaChapelle | 2017-03-31 | 2018-04-02 | 2018-10-09 | 2018-10-09 | https://patents.google.com/patent/US10094925B1/en | null | 651 | |
US10295668B2-121 | In FIG. 10, photons of the input light 410 may be absorbed primarily in the absorption layer 424, resulting in the generation of electron-hole pairs (which may be referred to as photo-generated carriers). For example, the absorption layer 424 may be configured to absorb photons corresponding to the operating wavelength... | US10295668B2 | Reducing the number of false detections in a lidar system | Luminar Technologies, Inc. | Joseph G. LaChapelle, Jason M. Eichenholz, Laurance S. Lingvay | 2017-03-30 | 2017-12-15 | 2019-05-21 | 2019-05-21 | https://patents.google.com/patent/US10295668B2/en | null | 2,206 | |
US10571570B1-9 | FIG. 7 illustrates an example voltage signal corresponding to a received optical signal. | US10571570B1 | Lidar system with range-ambiguity mitigation | Luminar Technologies, Inc. | David L. Paulsen, Christopher Gary Sentelle, Zachary Heylmun, Matthew Hansen | 2019-03-07 | 2019-06-28 | 2020-02-25 | 2020-02-25 | https://patents.google.com/patent/US10571570B1/en | null | 5,267 | |
US10324170B1-118 | Components of the first eye of the lidar system 10E thus generate outbound beams 250-1A and 250-1B, and components of the second eye generate outbound beams 250-2A and 250-2B. Stationary mirrors 208-1 and 208-2 fold these beams at 90 degrees to reduce the overall size of the lidar system 10E. Each outbound beam first s... | US10324170B1 | Multi-beam lidar system with polygon mirror | Luminar Technologies, Inc. | John P. Engberg, Jr., Christopher A. Engberg, John G. Hughes, Sean P. Hughes | 2018-04-05 | 2018-05-08 | 2019-06-18 | 2019-06-18 | https://patents.google.com/patent/US10324170B1/en | null | 2,615 | |
US10191155B2-139 | At block 804, the emitted light pulses are directed, via the scanner 120, at various scan angles or orientations relative to a forward-facing direction of the vehicle. In this manner, the emitted light pulses are scanned across a FORH (e.g., from −60 degrees horizontal to +60 degrees horizontal with respect to the forw... | US10191155B2 | Optical resolution in front of a vehicle | Luminar Technologies, Inc. | George C. Curatu | 2017-03-29 | 2017-11-27 | 2019-01-29 | 2019-01-29 | https://patents.google.com/patent/US10191155B2/en | null | 1,396 | |
US11874401B2-53 | Surface A or surface B may have a dichroic coating that is anti-reflecting at one or more operating wavelengths of one or more light sources 110 and high-reflecting at wavelengths away from the one or more operating wavelengths. For example, surface A may have an AR coating for an operating wavelength of the light sour... | US11874401B2 | Adjusting receiver characteristics in view of weather conditions | Luminar Technologies, Inc. | Joseph G. LaChapelle, Matthew D. Weed, Scott R. Campbell, Jason M. Eichenholz, Austin K. Russell, Lane A. Martin | 2017-03-28 | 2019-04-08 | 2024-01-16 | 2024-01-16 | https://patents.google.com/patent/US11874401B2/en | null | 13,826 | |
US11543652B2-64 | With continued reference to FIG. 10 , the light source 76 may include a pulsed laser configured to produce or emit pulses of light with a certain pulse duration. In an example implementation, the pulse duration or pulse width of the pulsed laser is approximately 10 picoseconds (ps) to 20 nanoseconds (ns). In another im... | US11543652B2 | Imaging system having coil on mirror actuator | Luminar, Llc | Sean P. Hughes | 2020-04-20 | 2020-04-20 | 2023-01-03 | 2023-01-03 | https://patents.google.com/patent/US11543652B2/en | null | 12,436 | |
US10445599B1-0 | The present description relates generally to vehicle navigation systems and in particular to object detection augmented with thermal sensor data. | US10445599B1 | Sensor system augmented with thermal sensor object confirmation | Luminar Technologies, Inc. | Richmond Hicks | 2018-06-13 | 2018-06-13 | 2019-10-15 | 2019-10-15 | https://patents.google.com/patent/US10445599B1/en | null | 3,837 | |
US10241198B2-68 | A galvanometer scanner (which also may be referred to as a galvanometer actuator) may include a galvanometer-based scanning motor with a magnet and coil. When an electrical current is supplied to the coil, a rotational force is applied to the magnet, which causes a mirror attached to the galvanometer scanner to rotate.... | US10241198B2 | Lidar receiver calibration | Luminar Technologies, Inc. | Joseph G. LaChapelle, Rodger W. Cleye, Scott R. Campbell, Jason M. Eichenholz | 2017-03-30 | 2017-11-30 | 2019-03-26 | 2019-03-26 | https://patents.google.com/patent/US10241198B2/en | null | 1,670 | |
US10310058B1-66 | FIGS. 39A and 39B schematically illustrate adjusting the vertical field of regard FORV based on detected changes in the grade of the road, which can be implemented in the lidar sensor unit of FIG. 1; | US10310058B1 | Concurrent scan of multiple pixels in a lidar system equipped with a polygon mirror | Luminar Technologies, Inc. | Scott R. Campbell, Jason M. Eichenholz, Matthew D. Weed, Lane A. Martin | 2017-11-22 | 2018-04-27 | 2019-06-04 | 2019-06-04 | https://patents.google.com/patent/US10310058B1/en | null | 2,320 | |
US11415676B2-29 | FIG. 34 illustrates an example computer system. | US11415676B2 | Interlaced scan patterns for lidar system | Luminar, Llc | Eric C. Danziger | 2017-10-09 | 2018-10-09 | 2022-08-16 | 2022-08-16 | https://patents.google.com/patent/US11415676B2/en | null | 10,610 | |
US9989629B1-52 | With continued reference to FIG. 1, the light source 110 may include a pulsed laser configured to produce or emit pulses of light with a certain pulse duration. In an example implementation, the pulse duration or pulse width of the pulsed laser is approximately 10 picoseconds (ps) to 20 nanoseconds (ns). In another imp... | US9989629B1 | Cross-talk mitigation using wavelength switching | Luminar Technologies, Inc. | Joseph G. LaChapelle | 2017-03-30 | 2017-10-06 | 2018-06-05 | 2018-06-05 | https://patents.google.com/patent/US9989629B1/en | null | 14,762 | |
US10267918B2-49 | As a more specific example, if the lidar system 100 measures the time of flight to be T=300 ns, then the lidar system 100 can determine the distance from the target 130 to the lidar system 100 to be approximately D=45.0 m. As another example, the lidar system 100 measures the time of flight to be T=1.33 μs and accordin... | US10267918B2 | Lidar detector having a plurality of time to digital converters integrated onto a detector chip | Luminar Technologies, Inc. | Joseph G. LaChapelle, Jason M. Eichenholz, Stephen D. Gaalema, Austin K. Russell | 2017-03-28 | 2018-06-25 | 2019-04-23 | 2019-04-23 | https://patents.google.com/patent/US10267918B2/en | null | 1,952 | |
US10503172B2-304 | As used herein, the terms “based on” and “based at least in part on” may be used to describe or present one or more factors that affect a determination, and these terms may not exclude additional factors that may affect a determination. A determination may be based solely on those factors which are presented or may be ... | US10503172B2 | Controlling an autonomous vehicle based on independent driving decisions | Luminar Technologies, Inc. | Benjamin Englard, Joseph Augenbraun | 2017-10-18 | 2018-10-02 | 2019-12-10 | 2019-12-10 | https://patents.google.com/patent/US10503172B2/en | null | 4,829 | |
US10969488B2-138 | In particular embodiments, one or more implementations of the subject matter described herein may be implemented as one or more computer programs (e.g., one or more modules of computer-program instructions encoded or stored on a computer-readable non-transitory storage medium). As an example, the steps of a method or a... | US10969488B2 | Dynamically scanning a field of regard using a limited number of output beams | Luminar Holdco, Llc | Scott R. Campbell | 2017-03-29 | 2018-03-29 | 2021-04-06 | 2021-04-06 | https://patents.google.com/patent/US10969488B2/en | null | 7,696 | |
US10345447B1-27 | The motion vectors may be used to group points together as relating to the same object. As an example, a vehicle moving down the road in front of the lidar will be represented by many points. These points will all move toward and away from the lidar together as the corresponding vehicle will move toward and away from t... | US10345447B1 | Dynamic vision sensor to direct lidar scanning | Luminar Technologies, Inc. | Richmond Hicks | 2018-06-27 | 2018-06-27 | 2019-07-09 | 2019-07-09 | https://patents.google.com/patent/US10345447B1/en | null | 2,937 | |
US11415676B2-188 | The term “or” as used herein is to be interpreted as an inclusive or meaning any one or any combination, unless expressly indicated otherwise or indicated otherwise by context. Therefore, herein, the expression “A or B” means “A, B, or both A and B.” As another example, herein, “A, B or C” means at least one of the fol... | US11415676B2 | Interlaced scan patterns for lidar system | Luminar, Llc | Eric C. Danziger | 2017-10-09 | 2018-10-09 | 2022-08-16 | 2022-08-16 | https://patents.google.com/patent/US11415676B2/en | null | 10,769 | |
US11415675B2-100 | In particular embodiments, a dynamically adjusted pulse period τ for an adaptive-resolution scan may be capped so as not to exceed a maximum pulse period τmax. The maximum pulse period may correspond to the maximum range Dmax of the lidar system 100. As an example, the maximum pulse period may be expressed as τmax=2Dma... | US11415675B2 | Lidar system with adjustable pulse period | Luminar, Llc | Austin K. Russell, Matthew D. Weed, Liam J. McGregor, Jason M. Eichenholz | 2017-10-09 | 2018-10-09 | 2022-08-16 | 2022-08-16 | https://patents.google.com/patent/US11415675B2/en | null | 10,558 | |
US11360197B2-171 | In embodiments, a calibration may be performed using sensor data from multiple lidar sensors having different projection planes, referred to in this disclosure as multi-view projections. The multi-view projections may include lidar data sets with top-down projections, front projections, and/or side projections. The lid... | US11360197B2 | Calibration of sensor systems | Luminar, Llc | Amey Sutavani, Lekha Walajapet Mohan, Benjamin Englard | 2020-01-07 | 2020-05-07 | 2022-06-14 | 2022-06-14 | https://patents.google.com/patent/US11360197B2/en | null | 9,679 | |
US11521009B2-39 | In some implementations, a sensor simulator may generate simulated sensor data within the virtual environment. For example, one or more virtual sensors may be placed in various positions around one or more vehicles in the virtual environment for the purpose of generating the simulated sensor data. The sensor simulator ... | US11521009B2 | Automatically generating training data for a lidar using simulated vehicles in virtual space | Luminar, Llc | Miguel Alexander Peake, Benjamin Englard | 2018-09-04 | 2019-09-04 | 2022-12-06 | 2022-12-06 | https://patents.google.com/patent/US11521009B2/en | null | 12,027 | |
US11378666B2-11 | FIG. 3 illustrates an example configuration in which the components of FIG. 1 scan a 360-degree field of regard through a window in a rotating housing; | US11378666B2 | Sizing the field of view of a detector to improve operation of a lidar system | Luminar, Llc | Scott R. Campbell, Lane A. Martin, Matthew D. Weed, Jason M. Eichenholz | 2017-03-29 | 2020-04-29 | 2022-07-05 | 2022-07-05 | https://patents.google.com/patent/US11378666B2/en | null | 10,063 | |
US10088559B1-51 | As a more specific example, if the lidar system 100 measures the time of flight to be T=300 ns, then the lidar system 100 can determine the distance from the target 130 to the lidar system 100 to be approximately D=45.0 m. As another example, the lidar system 100 measures the time of flight to be T=1.33 μs and accordin... | US10088559B1 | Controlling pulse timing to compensate for motor dynamics | Luminar Technologies, Inc. | Matthew D. Weed, Scott R. Campbell, Lane A. Martin, Jason M. Eichenholz, Austin K. Russell, Rodger W. Cleye, Melvin L. Stauffer | 2017-03-29 | 2018-01-22 | 2018-10-02 | 2018-10-02 | https://patents.google.com/patent/US10088559B1/en | null | 484 | |
US10732281B2-42 | According to some implementations, the lidar system 100 can include an eye-safe laser, or the lidar system 100 can be classified as an eye-safe laser system or laser product. An eye-safe laser, laser system, or laser product may refer to a system with an emission wavelength, average power, peak power, peak intensity, p... | US10732281B2 | Lidar detector system having range walk compensation | Luminar Technologies, Inc. | Joseph G. LaChapelle | 2017-03-28 | 2017-10-06 | 2020-08-04 | 2020-08-04 | https://patents.google.com/patent/US10732281B2/en | null | 7,109 | |
US10121813B2-91 | In the example of FIG. 3, a rotating scan module 200 revolves around a central axis in one or both directions as indicated. An electric motor may drive the rotating scan module 200 around the central axis at a constant speed, for example. The rotating scan module 200 includes a scanner, a receiver, an overlap mirror, e... | US10121813B2 | Optical detector having a bandpass filter in a lidar system | Luminar Technologies, Inc. | Jason M. Eichenholz, Scott R. Campbell, Joseph G. LaChapelle | 2017-03-28 | 2018-03-01 | 2018-11-06 | 2018-11-06 | https://patents.google.com/patent/US10121813B2/en | null | 898 | |
US10241198B2-130 | In another example implementation, a triggering event for calibration is based on an environmental condition around the lidar system 100. An environmental condition may include a weather condition (e.g., rain, fog, or snow) or an atmospheric condition (e.g., the presence in the air of smoke, dust, dirt, or a swarm of i... | US10241198B2 | Lidar receiver calibration | Luminar Technologies, Inc. | Joseph G. LaChapelle, Rodger W. Cleye, Scott R. Campbell, Jason M. Eichenholz | 2017-03-30 | 2017-11-30 | 2019-03-26 | 2019-03-26 | https://patents.google.com/patent/US10241198B2/en | null | 1,732 | |
US11802946B2-46 | As a more specific example, if the lidar system 100 measures the time of flight to be T=300 ns, then the lidar system 100 can determine the distance from the target 130 to the lidar system 100 to be approximately D=45.0 m. As another example, the lidar system 100 measures the time of flight to be T=1.33 μs and accordin... | US11802946B2 | Method for dynamically controlling laser power | Luminar Technologies, Inc. | Austin K. Russell, Jason M. Eichenholz, Laurance S. Lingvay | 2017-03-28 | 2022-05-26 | 2023-10-31 | 2023-10-31 | https://patents.google.com/patent/US11802946B2/en | null | 13,419 | |
US10324170B1-116 | FIG. 6A schematically illustrates another implementation of a lidar system in which several techniques discussed above are implemented, and some of the components of this system are illustrated in perspective views in FIGS. 7-18. To avoid clutter, a control sub-system of the lidar system of FIG. 6A is illustrated separ... | US10324170B1 | Multi-beam lidar system with polygon mirror | Luminar Technologies, Inc. | John P. Engberg, Jr., Christopher A. Engberg, John G. Hughes, Sean P. Hughes | 2018-04-05 | 2018-05-08 | 2019-06-18 | 2019-06-18 | https://patents.google.com/patent/US10324170B1/en | null | 2,613 | |
US11536803B2-97 | In particular embodiments, one or more output electrical signals produced by one or more receivers 140 may be used to compare optical characteristics of two or more optical pulses detected by the receivers. For example, a receiver 140 may include two detectors 340 configured to detect two separate optical pulses (e.g.,... | US11536803B2 | Lidar receiver with multiple detectors for range-ambiguity mitigation | Luminar, Llc | Stephen D. Gaalema, Mark A. Drummer, Stephen L. Mielke, Jason M. Eichenholz | 2018-12-05 | 2019-08-29 | 2022-12-27 | 2022-12-27 | https://patents.google.com/patent/US11536803B2/en | null | 12,285 | |
US10663595B2-91 | Generating Pixels within a Field of Regard | US10663595B2 | Synchronized multiple sensor head system for a vehicle | Luminar Technologies, Inc. | George C. Curatu | 2017-03-29 | 2017-11-27 | 2020-05-26 | 2020-05-26 | https://patents.google.com/patent/US10663595B2/en | null | 6,698 | |
US10491885B1-8 | FIG. 3 is an isometric diagram of a scene model with occluded areas. | US10491885B1 | Post-processing by lidar system guided by camera information | Luminar Technologies, Inc. | Richmond Hicks | 2018-06-13 | 2018-06-13 | 2019-11-26 | 2019-11-26 | https://patents.google.com/patent/US10491885B1/en | null | 4,417 |
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