2AVKZIRISHMillimeter wave radar

Rev 1/26/2023 Smart Radar System, Inc. 3rd Floor, Fine Venture Bldg, 41 Seongnam-daero 925gil, Bundang-gu, Seongnam- si, South Korea 13496 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: 08-23-2024 Ref: Attestation Statements Part 2.911(d)(5)(i) Filing FCC ID: 2AVKZIRISH Smart Radar System, Inc. (“the applicant”) certifies that the equipment for which authorization is sought is not “covered” equipment prohibited from receiving an equipment authorization pursuant to section 2.903 of the FCC rules. Sincerely, Contact Name: Jaecheol Ahn Title: Leader of Hardware Development Team Rev 1/26/2023 Smart Radar System, Inc. 3rd Floor, Fine Venture Bldg, 41 Seongnam-daero 925gil, Bundang-gu, Seongnam- si, South Korea 13496 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: 08-23-2024 Ref: Attestation Statements Part 2.911(d)(5)(ii) Filing FCC ID: 2AVKZIRISH Smart Radar System, Inc. (“the applicant”) certifies that, as of the date of the filing of the application, the applicant is not identified on the Covered List ( as a specifically named entity or any of its subsidiaries or affiliates) as an entity producing “covered” equipment . Sincerely, Contact Name: Jaecheol Ahn Title: Leader of Hardware Development Team

Smart Radar System, Inc. 3rd Floor, Fine Venture Bldg, 41 Seongnam-daero 925gil, Bundang-gu, Seongnam-si, South Korea 13496 Date: 08/23/2024 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Request of Confidentiality FCC ID: 2AVKZIRISH To Whom It may Concern: Pursuant to Sections 0.457 and 0.459 of the Commission`s Rules(CFR 47), and Section 552 (b) (4) of the Freedom of Information Act, Smart Radar System, Inc. hereby requests confidentiality and treatment of certain information accompanying this application. The materials contain trade secrets and proprietary information not customarily released to the public. The public disclosure of these matters might be harmful to the Applicant and provide unjustified benefits to its competitors. We are also hereby request Short-Term Confidentiality for 180 days after the grant as outlined in Public Notice DA 04-1705. This provision will give Smart Radar System, Inc. temporary confidentiality of commercially sensitive information prior to product release. The requested permanent and Short-Term Confidential exhibits are listed as follows: PERMANENT & SHORT-TERM CONFIDENTIAL LIST Exhibit Description PERMANENT 1 Block Diagram 2 Schematics 3 Part Lists 4 Operation Description 5 Tune-up Procedure SHORT-TERM 6 Internal Photos 7 External Photos 8 Test-Setup Photos 9 User Manual The Applicant understands that pursuant to Rule 0.457, disclosure of this application and all accompanying documentations, where applicable, will not be public before the date of the Grant for this application. Sincerely, Contact Name: Jaecheol Ahn Title: Leader of Hardware Development Team

Smart Radar System, Inc. 3rd Floor, Fine Venture Bldg, 41 Seongnam-daero 925gil, Bundang-gu, Seongnam-si, South Korea 13496 Date: 08/23/2024 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Letter of Authorization We, the undersigned, hereby authorize Geunki Son of Dt&C Co., Ltd. to act on our behalf in all manners relating to application for equipment authorization for FCC ID: 2AVKZIRISH including signing of all documents relating to these matters. Any and all acts carried out by Geunki Son of Dt&C Co., Ltd. on our behalf shall have the same affect as acts of our own. This authorization is valid until further written notice from Smart Radar System, Inc.. “I, the undersigned, hereby certify that we are not subject to a denial of federal benefits, that includes FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. 853(a).” Sincerely, Contact Name: Jaecheol Ahn Title: Leader of Hardware Development Team

IRIS-H Label sample & Location 1 IRIS-H FCC ID : 2AVKZIRISH IC : 26970-IRISH KC : R-R-SrS-IRISH Manufacturer : Smart Radar System, Inc S/N : XXXXXXXXXXXX Part No : XXXXXX-XXXXX Mounting Position : XXXX (XX) Seller: XXXXX Front Back Product label Label location Label sample MADE IN KOREA

FCC ID: 2AVKZIRISH RF feature Separation distance(cm) Max. tune-up EIRP (dBm) Note1 Maximum EIRP (mW) Maximum power density(mW/cm 2 ) Requirement (mW/cm 2 ) FMCW(Module 1) 79.0 ~ 81.0 20.0 20.8 120.227 0.024 1.000 FMCW(Module 2) 78.0 ~ 80.0 20.0 20.6 114.816 0.023 1.000 FMCW(Module 3) 79.0 ~ 81.0 20.0 20.8 120.227 0.024 1.000 ~~~~~ ▪ S = - Note = / ( 4 X R 2 X π ) = mW/cm 2 Electric Field strength (V/m) Magnetic field strength (A/m) Power Density (mW/cm 2 ) Averageing time (minutes) 0.3 ~ 1.34 614 1.63 *100 30 1.34 ~ 30 824/f 2.19 / f *180 / f 2 30 30 ~ 300 27.5 0.073 0.2 30 300 ~ 1,500 f / 1500 30 1,500 ~ 100,000 1.0 30 Conclusion : ▪ Limits for Maximum Permissible Exposure (MPE) Frequency range (MHz) The exposure condition of this device is compliant with FCC EIRP / ( 4 R 2 π ) 120.227 S= Maximum power density(mW/cm 2 ) 0.024 EIRP= Equivalent Isotropic Radiated Power(mW) R= Distance to the center of the radiation of the antenna Frequency range (GHz) The EUT w ill only be us ed with a separation of 20 centimeters o r greater between the antenna and the body of the user. The MPE sample calculation for this exposure is shown below. Note1: Please refer to the tune-up procedure for tune-up max po wer. MPE Calculation Regulation(s): Part 1.1310, Part 2.1091Method: KDB447498 D01v06

Report No.: DRTFCC2408-0099(1) FCC ID: 2AVKZIRISH This test report is prohibited to copy or reissue in whole or in part without the approval of Dt&C Co., Ltd. TRF-RF-244(02)240826 Pages: 2 / 20 Test Report Version Test Report No. Date Description Revised by Reviewed by DRTFCC2408-0099 Apr. 27, 2024 Initial issue SeokHo Han JaeJin Lee DRTFCC2408-0099(1) Sep. 02, 2024 Modification of Emission Designator SeokHo Han JaeJin Lee Report No.: DRTFCC2408-0099(1) FCC ID: 2AVKZIRISH This test report is prohibited to copy or reissue in whole or in part without the approval of Dt&C Co., Ltd. TRF-RF-244(02)240826 Pages: 3 / 20 Table of Contents 1 GENERAL INFORMATION .......................................................................... 4 2 INTRODUCTION .......................................................................................... 5 2.1 EUT DESCRIPTION ............................................................................................................... 5 2.2 TESTING ENVIRONMENT ..................................................................................................... 5 2.3 MEASURING INSTRUMENT CALIBRATION ........................................................................ 5 2.4 MEASUREMENT UNCERTAINTY ......................................................................................... 5 2.5 TEST FACILITY...................................................................................................................... 6 3 SUMMARY OF TEST RESULTS .................................................................. 7 4 TEST RESULTS ........................................................................................... 8 4.1 OCCUPIED BANDWIDTH ...................................................................................................... 8 4.2 EIRP ..................................................................................................................................... 11 4.3 UNDESIRABLE EMISSIONS ............................................................................................... 13 4.4 FREQUENCY STABILITY .................................................................................................... 18 5 LIST OF TEST EQUIPMENT ...................................................................... 20 Report No.: DRTFCC2408-0099(1) FCC ID: 2AVKZIRISH This test report is prohibited to copy or reissue in whole or in part without the approval of Dt&C Co., Ltd. TRF-RF-244(02)240826 Pages: 4 / 20 1 GENERAL INFORMATION FCC Equipment Class Part 95 Vehicular Radar Systems(VRD) Product Name Millimeter wave radar Model Name IRIS-H Add Model Name - EUT Serial Number 301308-01753 Power Supply DC 12, 24 V Antenna Specification Radar Module #1 Patch Antenna Gain: 10.8 dBi Radar Module #2 Patch Antenna Gain: 10.6 dBi Radar Module #3 Patch Antenna Gain: 10.8 dBi Frequency Range(GHz) Emission Designator Modulation EIRP(Peak detector) Max power (dBm) Max power (W) 78 ~ 81 1G85F0N FMCW 20.28 0.106 Report No.: DRTFCC2408-0099(1) FCC ID: 2AVKZIRISH This test report is prohibited to copy or reissue in whole or in part without the approval of Dt&C Co., Ltd. TRF-RF-244(02)240826 Pages: 5 / 20 2 INTRODUCTION 2.1 EUT DESCRIPTION The Equipment under Test (EUT) supports 78 ~ 81 GHz vehicular radar. The EUT is consisted of three radar modules and three modules are not transmit at the same time. Test Mode Test Mode Description Tested Frequency (GHz) TM 1 Radar Module #1 79.93 TM 2 Radar Module #2 79.00 TM 3 Radar Module #3 79.93 Operation test setup for EUT - Test software: IRIS_CAN(1.0.0.0) - Power setting: NA 2.2 TESTING ENVIRONMENT Ambient Condition ▪ Temperature +21 °C ~ +23 °C ▪ Relative Humidity 41 % ~ 44 % 2.3 MEASURING INSTRUMENT CALIBRATION The measuring equipment, which was utilized in performing the tests documented herein, has been calibrated in accordance with the manufacturer's recommendations for utilizing calibration equipment, which is traceable to recognized national standards. 2.4 MEASUREMENT UNCERTAINTY The measurement uncertainties shown below were calculated in accordance with requirements of ANSI C 63.4-2014. All measurement uncertainty values are shown with a coverage factor of k = 2 to indicate a 95 % level of confidence. Parameter Measurement uncertainty Radiated emission (1 GHz Below) 5.0 dB (The confidence level is about 95 %, k = 2) Radiated emission (1 GHz ~ 18 GHz) 4.8 dB (The confidence level is about 95 %, k = 2) Radiated emission (18 GHz Above) 5.0 dB (The confidence level is about 95 %, k = 2) Report No.: DRTFCC2408-0099(1) FCC ID: 2AVKZIRISH This test report is prohibited to copy or reissue in whole or in part without the approval of Dt&C Co., Ltd. TRF-RF-244(02)240826 Pages: 6 / 20 2.5 TEST FACILITY Dt&C Co., Ltd. The 3 m test site and conducted measurement facility used to collect the radiated data are located at the 42, Yurim-ro, 154beon-gil, Cheoin-gu, Yongin-si, Gyeonggi-do, Korea 17042. The site is constructed in conformance with the requirements. - FCC & IC MRA Designation No. : KR0034 - ISED #: 5740A www.dtnc.net Telephone : + 82-31-321-2664 FAX : + 82-31-321-1664 Report No.: DRTFCC2408-0099(1) FCC ID: 2AVKZIRISH This test report is prohibited to copy or reissue in whole or in part without the approval of Dt&C Co., Ltd. TRF-RF-244(02)240826 Pages: 7 / 20 3 SUMMARY OF TEST RESULTS FCC part section(s) Test Description Test Limit Test Condition Status Note 1 2.1049 Occupied Bandwidth N/A Radiated C 95.3367(a) Maximum power(EIRP) < 50 dBm (Averaging detector) C 95.3367(b) Maximum peak power(EIRP) < 55 dBm (Peak detector) C 2.1053 95.3379(a) Undesirable Emissions Below 40GHz < Part 95.3379 (a)(1) 40 ~ 200GHz < 600 pW/cm 2 Above 200GHz < 1000 pW/cm 2 C 2.1055 95.3379(b) Frequency Stability Within the frequency bands C Note 1: C=Comply NC=Not Comply NT=Not Tested NA=Not Applicable Report No.: DRTFCC2408-0099(1) FCC ID: 2AVKZIRISH This test report is prohibited to copy or reissue in whole or in part without the appr…

Text truncated - open the document above for the full version.

Antenna Specifications for Radar Module 1.General Specifications Items Specifications Antenna Type Patch Antenna Frequency Band 77 ~ 81 GHz Return Loss -10dB Gain 10.6 dBi 2.Layout Blank 3.VSWR & Radiation Pattern S11 & VSWR Axis of Radiation Pattern Radiation Pattern - 3D

Antenna Specifications for Radar Module 1.General Specifications Items Specifications Antenna Type Patch Antenna Frequency Band 77 ~ 81 GHz Return Loss -10dB Gain 10.8 dBi 2.Layout Blank 3.VSWR & Radiation Pattern S11 & VSWR Axis of Radiation Pattern Radiation Pattern - 3D