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C63® STANDARDS American National Standard of Procedures for Compliance Testing of Unlicensed Wireless Devices Accredited Standards Committee C63®—Electromagnetic Compatibility Accredited by the American National Standards Institute ANSI C63. 10‐2020 (Revision of ANSI C63. 10‐2013) Copyr... |
ANSI C63. 10-2020 (Revision of ANSI C63. 10-2013) American National Standard of Procedures for Compliance Testing of Unlicensed Wireless Devices Accredited Standards Committee C63®—Electromagnetic Compatibility accredited by the American National Standards Institute Secretariat Institute of Electrical and Electronics E... |
2 Copyright © 2021 IEEE. All rights reserved. Abstract: The procedures for testing the compliance of a wide vari ety of unlicensed wireless transmitters (also called intentional radiators and license-exempt transmitters) including, but not limited to, remote control and security unlicensed wireless devices, frequency h... |
3 Copyright © 2021 IEEE. All rights reserved. American National Standard An American National Standard implies a consensus of those substantially concerned with its scope and provisions. An American National Standard is intended as a guide to aid the manufacturer, the consumer, and the general public. The existence of ... |
4 Copyright © 2021 IEEE. All rights reserved. Important Notic es and Disclaimers Concerning IEEE Standards Documents IEEE Standards documents are made available for use subject to important notices and legal disclaimers. These notices and disclaimers, or a reference to this page ( https://standards. ieee. org/ipr/discl... |
5 Copyright © 2021 IEEE. All rights reserved. symposia, seminars, or educational courses, an individual pres enting information on IEEE standards shall make it clear that the presenter's views should be considered the personal views of that individual rather than the formal position of IEEE, IEEE SA, the Standards Comm... |
6 Copyright © 2021 IEEE. All rights reserved. Updating of IEEE Standards documents Users of IEEE Standards documents should be aware that these documents may be superseded at any time by the issuance of new editio ns or may be amended from time to time through the issuance of amendments, corrigenda, or errata. An offic... |
7 Copyright © 2021 IEEE. All rights reserved. Participants At the time it approved this standard, Accredited Standards Commit tee C63® —Electromagnetic Compatibility had the following membership: Daniel Hoolihan, Chair Dan Sigouin, Vice Chair Jerry Ramie, Secretary Allen Crumm, Technical Secretary Jennifer Santulli, Se... |
8 Copyright © 2021 IEEE. All rights reserved. Motorola Solutions ................................................................................................................ Deanna Zakharia ................................................................................................................................. |
9 Copyright © 2021 IEEE. All rights reserved. At the time this standard was completed, the C63. 10 Working Group had the following membership: Jason Nixon, Chair Dave Cas e, Vice Chair Bob Delisi, Secretary Nicholas Abbondante Mike Antola Mark Arthurs Aurelian Bria Mark Briggs Ross Carlton David Chamberlain Daniel E Cr... |
10 Copyright © 2021 IEEE. All rights reserved. Introduction This introduction is not part of ANSI C63. 10-2020, American National Standard of Procedures for Compliance Testing of Unlicensed Wireless Devices. This standard provides procedures for testing the compliance of a wide variety of unlicensed wireless devices (t... |
11 Copyright © 2021 IEEE. All rights reserved. Contents 1. Overview ................................................................................................................................................... 15 1. 1 Scope ............................................................................................. |
12 Copyright © 2021 IEEE. All rights reserved. 7. 5 Procedure for determining the average value of pulsed emissions ..................................................... 84 7. 6 Evaluation of certain unlicensed wireless devices with periodic emissions against limits ................. 86 7. 7 Procedure for determining c... |
13 Copyright © 2021 IEEE. All rights reserved. 13. Procedures for measuring device operating using antenna array s with beam-steering and/or beamforming capability ............................................................................................................................... 161 13. 1 Definitions specif... |
14 Copyright © 2021 IEEE. All rights reserved. Annex F (informative) Broadband measurement discussion ....................................................................... 217 F. 1 Introduction................................................................................................................................ |
15 Copyright © 2021 IEEE. All rights reserved. American National Standard of Procedures for Compliance Testing of Unlicensed Wireless Devices 1. Overview 1. 1 Scope This standard specifies U. S. consensus standard methods and instrumentation and test facilities requirements for measurement of radio frequency (R F) sign... |
ANSI C63. 10-2020 American National Standard of Procedures for Compliance Testing of Unlicensed Wireless Devices 16 Copyright © 2021 IEEE. All rights reserved. c) Industrial, Scientific and Medical equipment d) RF exposure conformity assessment me thods subject to standards such as IEEE Std 1528-2003 This document prov... |
ANSI C63. 10-2020 American National Standard of Procedures for Compliance Testing of Unlicensed Wireless Devices 17 Copyright © 2021 IEEE. All rights reserved. Use of the annexes and clauses applicable to an unlicensed wireless EUT allows users of this standard to determine compliance of a device with regulatory requir... |
ANSI C63. 10-2020 American National Standard of Procedures for Compliance Testing of Unlicensed Wireless Devices 18 Copyright © 2021 IEEE. All rights reserved. 1. 4 Measurement uncertainty The re sults of measurements of emissions from an unlicensed wireless device shall include measurement instrumentation uncertainty ... |
ANSI C63. 10-2020 American National Standard of Procedures for Compliance Testing of Unlicensed Wireless Devices 19 Copyright © 2021 IEEE. All rights reserved. Table 1—EUT spacing, distances, and tolerancesa (continued) Reference Element Spacing/ distances Tolerance a Measurement 6. 5. 2, 6. 6. 3. 2 Highest antenna hei... |
ANSI C63. 10-2020 American National Standard of Procedures for Compliance Testing of Unlicensed Wireless Devices 20 Copyright © 2021 IEEE. All rights reserved. CISPR 16-1-4:2019, Specification for radio disturbance and immunity measuring apparatus and methods — Part 1-4: Radio disturbance and immunity measuring apparat... |
ANSI C63. 10-2020 American National Standard of Procedures for Compliance Testing of Unlicensed Wireless Devices 21 Copyright © 2021 IEEE. All rights reserved. continuous transmit mode: A mode in which the unlicensed wireless device is continuously transmitting at a 100% duty cycle. NOTE —Where specified by the test re... |
ANSI C63. 10-2020 American National Standard of Procedures for Compliance Testing of Unlicensed Wireless Devices 22 Copyright © 2021 IEEE. All rights reserved. symbol rate: The rate at which the waveform changes per second using a digitally modulated signal. It is measured in baud or symbols per second for a modulated ... |
ANSI C63. 10-2020 American National Standard of Procedures for Compliance Testing of Unlicensed Wireless Devices 23 Copyright © 2021 IEEE. All rights reserved. IF intermediate frequency LISN line impedance stabilization network LPDA log periodic dipole array MIMO multiple-input multiple-output NSA normalized site atten... |
ANSI C63. 10-2020 American National Standard of Procedures for Compliance Testing of Unlicensed Wireless Devices 24 Copyright © 2021 IEEE. All rights reserved. 4. 1. 2 Receiver The receiver for measurements of radiated and ac power-line conducted radio-noise is an instrument conforming to 4. 1. 1. Automatic scanning re... |
ANSI C63. 10-2020 American National Standard of Procedures for Compliance Testing of Unlicensed Wireless Devices 25 Copyright © 2021 IEEE. All rights reserved. Annex H. 3 for details. In case of broadband time-variant signals and spread-spectrum signals, the linearity test may be performed by setting the analyzer in ma... |
ANSI C63. 10-2020 American National Standard of Procedures for Compliance Testing of Unlicensed Wireless Devices 26 Copyright © 2021 IEEE. All rights reserved. g) Selection of display mode —For measurements with peak detector (e. g., where the lim it is specified for peak detection), the positive peak detector shall be... |
ANSI C63. 10-2020 American National Standard of Procedures for Compliance Testing of Unlicensed Wireless Devices 27 Copyright © 2021 IEEE. All rights reserved. In the frequency range from 18 GHz to 40 GHz, the IF filter used in an EMI receiver or in a spectrum analyzer shall satisfy the requirements stated under either... |
ANSI C63. 10-2020 American National Standard of Procedures for Compliance Testing of Unlicensed Wireless Devices 28 Copyright © 2021 IEEE. All rights reserved. measurements above 1000 MHz shall be performed using a min imum resolution bandwidth of 1 MHz. Peak measurements can apply to the total peak emission level radi... |
ANSI C63. 10-2020 American National Standard of Procedures for Compliance Testing of Unlicensed Wireless Devices 29 Copyright © 2021 IEEE. All rights reserved. NOTE —A logarithmic amplitude display mode may be useful, for example, to distinguish more easily between narrowband and broadband signals. A logarithmic amplit... |
ANSI C63. 10-2020 American National Standard of Procedures for Compliance Testing of Unlicensed Wireless Devices 30 Copyright © 2021 IEEE. All rights reserved. of the measuring instrument and to the characteristics of the emission. For the measurement and reporting of the true peak of pulsed emissions, it can be necess... |
ANSI C63. 10-2020 American National Standard of Procedures for Compliance Testing of Unlicensed Wireless Devices 31 Copyright © 2021 IEEE. All rights reserved. 4. 1. 6 Reference level, attenuation, and headroom 4. 1. 6. 1 General considerations For measurements where the bandwidth of the emission is greater than the re... |
ANSI C63. 10-2020 American National Standard of Procedures for Compliance Testing of Unlicensed Wireless Devices 32 Copyright © 2021 IEEE. All rights reserved. Table 2 —Impedance and tolerance specifications at LISN terminals (without extension cord), 50 µH and 250 µH LISN Frequency (k Hz) Magnitude (Ω) Phase (degrees)... |
ANSI C63. 10-2020 American National Standard of Procedures for Compliance Testing of Unlicensed Wireless Devices 33 Copyright © 2021 IEEE. All rights reserved. Table 3—Impedance and tolerance specifications at LISN terminals (without extension cord), 50 µH LISN (continued) Frequency (MHz) Magnitude (Ω) Phase (degrees) ... |
ANSI C63. 10-2020 American National Standard of Procedures for Compliance Testing of Unlicensed Wireless Devices 34 Copyright © 2021 IEEE. All rights reserved. NOTE —The discontinuity in the curve is due to impedance values being derived from the two different circuits for the 9 k Hz to 150 k Hz and 150 k Hz to 30 MHz ... |
ANSI C63. 10-2020 American National Standard of Procedures for Compliance Testing of Unlicensed Wireless Devices 35 Copyright © 2021 IEEE. All rights reserved. The required nominal impedance values (magnitude and phase) were derived from idealized LISN circuits: 50 Ω in parallel with a series combination of 5 Ω and 50 ... |
ANSI C63. 10-2020 American National Standard of Procedures for Compliance Testing of Unlicensed Wireless Devices 36 Copyright © 2021 IEEE. All rights reserved. The LISN impedance shall not deviate from the nominal values listed in Table 2 or Table 3 or both (and plotte d in Figure 1 and Figure 2 ), as applicable, by mo... |
ANSI C63. 10-2020 American National Standard of Procedures for Compliance Testing of Unlicensed Wireless Devices 37 Copyright © 2021 IEEE. All rights reserved. Table 5 —Radiated emissions antennas for exploratory and/or relative-comparison evaluation purposes (30 MHz to 1000 MHz) # Antenna types Footnotes 1 Resonant tu... |
ANSI C63. 10-2020 American National Standard of Procedures for Compliance Testing of Unlicensed Wireless Devices 38 Copyright © 2021 IEEE. All rights reserved. 4. 3. 1. 2 Antennas for final compliance measurements Table 7, Table 8, and Table 9 contain s the complete list of antennas that are permitted to be used for ma... |
ANSI C63. 10-2020 American National Standard of Procedures for Compliance Testing of Unlicensed Wireless Devices 39 Copyright © 2021 IEEE. All rights reserved. Table 9 —Radiated emissions antennas for use in making final compliance measurements on devices (1 GHz to 40 GHz) # Antenna types Footnotes 1 Precision broadban... |
ANSI C63. 10-2020 American National Standard of Procedures for Compliance Testing of Unlicensed Wireless Devices 40 Copyright © 2021 IEEE. All rights reserved. NOTE —Some regulatory and purchasing agencies ma y require the use of a reference antenna (i. e., tunable dipole as described in 6. 2, Annex C, and Annex D of A... |
ANSI C63. 10-2020 American National Standard of Procedures for Compliance Testing of Unlicensed Wireless Devices 41 Copyright © 2021 IEEE. All rights reserved. Standard-gain horns need not be periodically recalibrated, unless damage or deterioration is suspected or known to have occurred. If a standard-gain horn is n... |
ANSI C63. 10-2020 American National Standard of Procedures for Compliance Testing of Unlicensed Wireless Devices 42 Copyright © 2021 IEEE. All rights reserved. 5. General measurement and setup considerations 5. 1 General requirements The information in this clause shall be used in conjunction with the standard test met... |
ANSI C63. 10-2020 American National Standard of Procedures for Compliance Testing of Unlicensed Wireless Devices 43 Copyright © 2021 IEEE. All rights reserved. point of the EUT, support equipment, or interconnecting cables, as determined by the boundary defined by an imaginary straight line periphery describing a simpl... |
ANSI C63. 10-2020 American National Standard of Procedures for Compliance Testing of Unlicensed Wireless Devices 44 Copyright © 2021 IEEE. All rights reserved. 5. 5 Frequency range of radiated emission measurements Unless otherwise noted for a specific unlicensed wireless device, the spectrum shall be investigated from... |
ANSI C63. 10-2020 American National Standard of Procedures for Compliance Testing of Unlicensed Wireless Devices 45 Copyright © 2021 IEEE. All rights reserved. 5. 6. 2. 1 Channel bandwidth The number of channels tested can be reduced by m easuring the center channel bandwidth first and then applying the following relax... |
ANSI C63. 10-2020 American National Standard of Procedures for Compliance Testing of Unlicensed Wireless Devices 46 Copyright © 2021 IEEE. All rights reserved. 5. 7 Swept-frequency device measurements For unlicense d wireless devices using swept-frequency modulation techniques, other than those employing FMCW modulatio... |
ANSI C63. 10-2020 American National Standard of Procedures for Compliance Testing of Unlicensed Wireless Devices 47 Copyright © 2021 IEEE. All rights reserved. 5. 10. 2 Modular unlicensed wireless devices Modular unlicensed wireless devices shall be positioned for testing using a nonmetallic test fixture or other nonme... |
ANSI C63. 10-2020 American National Standard of Procedures for Compliance Testing of Unlicensed Wireless Devices 48 Copyright © 2021 IEEE. All rights reserved. 5. 10. 7 External accessories If the EUT allows for the connection of external accessories, including external electr ical control signals, then the EUT shall b... |
ANSI C63. 10-2020 American National Standard of Procedures for Compliance Testing of Unlicensed Wireless Devices 49 Copyright © 2021 IEEE. All rights reserved. f) Where applicable, the device shall also be co nfigured to transmit at the worst-case duty cycle under normal operating conditions to determine the average co... |
ANSI C63. 10-2020 American National Standard of Procedures for Compliance Testing of Unlicensed Wireless Devices 50 Copyright © 2021 IEEE. All rights reserved. c) For devices with wide range of rated supply voltage, test at 15% below the lowest and 15% above the highest declared nominal rated supply voltage. d) For dev... |
ANSI C63. 10-2020 American National Standard of Procedures for Compliance Testing of Unlicensed Wireless Devices 51 Copyright © 2021 IEEE. All rights reserved. 6. 2 Standard test method for ac power-line conducted emi ssions from unlicensed wireless devices 6. 2. 1 General considerations AC power-line conducted emissio... |
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