A3LWRGN44MWiFi module

1 SAMSUNG ELECTRONICS Co., Ltd. SAMSUNG ELECTRONICS Co., Ltd. 2 SAMSUNG ELECTRONICS Co., Ltd. Contents 1 Introduction 2 Wireless Module Specification 2.1 General 2.2 Electric 2.3 Mechanical 2. Hardware Configuration 3 Antenna Spec 3.1 Antenna Type 3.2 Mechanical Structure 3.3 Operating Frequency & S Parameter 3.4 Antenna Pattern & Gain 4 Regulatory Notice 4.1 United States (FCC Notice) 4.2 Canada (IC Notice) 4.3 Installation Procedure 3 SAMSUNG ELECTRONICS Co., Ltd. 1 Introduction This document is manual for WRG-N44M Wireless Module 2 Wireless Module We can control Wireless Module via External Controller PCB including digital appliance (for example, Air conditioner, Washer, Dryer, Refrigerator, Dryer, Oven) Wireless operation is possible by using internal chip (2.4 GHz IEEE802.11) 2.1 General General Model Wireless Module P/N WRG-N44M Host Interface UART Communication IEEE 802.11 b/g/n20/n40 Accessories Case MCU RTL8196C RF IC RTL8188 Antenna Type PIFA 5 SAMSUNG ELECTRONICS Co., Ltd. 2. Hardware Configuration Top View Bottom View 5-Pin Connector Status LED: WiFi Connection Indicator (On/Off) 6 SAMSUNG ELECTRONICS Co., Ltd. 3 ANTENNA SPEC 3.1 Antenna Type PIFA Antenna 3.2 Mechanical Structure 7 SAMSUNG ELECTRONICS Co., Ltd. 3.3 Operating Frequency & S Parameter - Operating Frequency : 2.45 GHz - S Parameter BW 1 = 140 MHz (2.36~2.5 GHz) at 10 dB RL BW 2 = 740 MHz (2.35~3.09 GHz) at 10 dB RL S 21 = -7.25 dB at 2.45 GHz 8 SAMSUNG ELECTRONICS Co., Ltd. 3.4 Antenna Pattern and Gain 9 SAMSUNG ELECTRONICS Co., Ltd. 4 Regulatory Notice 4.1 United States (FCC Notice) FCC ID: A3LWRGN44M In accordance with FCC Part 15, the A3LWRGN44M is listed as a Modular Transmitter Device. FCC CAUTION: Any changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment. This device complies with Part 15 of FCC Rules. Operation is Subject to following two conditions: (1) This device may not cause harmful interference, and (2) This device must accept any interference received including interference that cause undesired operation. For product available in the USA/Canada market, only channel 1~11 can be operated. Selection of other channels is not possible. FCC STATEMENT: This equipment has been tested and found to comply within the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: • Reorient or relocate the receiving antenna • Increase the separation between the equipment and receiver • Connect the equipment into an outlet on a different circuit from that to which the receiver is connected • Consult the dealer or an experienced radio/TV technician for help. FCC RADIATION EXPOSURE STATEMENT: This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. This equipment should be installed and operated with a minimum distance of 20cm between the radiator and your body. This device and its antenna(s) must not be co-located or operation in conjunction with any other antenna or transmitter. USERS MANUAL OF THE END PRODUCT : In the users manual of the end product, the end user has to be informed to keep at least 20cm separation with the antenna while this end product is installed and operated. The end user has to be informed that the FCC radio-frequency exposure guidelines for an uncontrolled environment can be satisfied. The end user has to also be informed that any changes or modifications not expressly approved by the manufacturer could void the user's authority to operate this equipment. If the size of the end product is smaller than 8x10cm, then additional FCC part 15.19 statement is required to be available in the users manual: This device complies with Part 15 of FCC rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference and (2) this device must accept any interference received, including interference that may cause undesired operation. 10 SAMSUNG ELECTRONICS Co., Ltd. LABEL OF THE END PRODUCT: The final end product must be labeled in a visible area with the following " Contains FCC ID: A3LWRGN44M ". If the size of the end product is larger than 8x10cm, then the following FCC part 15.19 statement has to also be available on the label: This device complies with Part 15 of FCC rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference and (2) this device must accept any interference received, including interference that may cause undesired operation. 4.2 Canada (IC Notice) IC: 649E-WRGN44M The term “IC” before the radio certification number only signifies that Industry Canada technical specifications were met. Operation is subject to the following two conditions: (1) this device may not cause interference, and (2) this device must accept any interference, including interference that may cause undesired operation of the device. This Class B digital apparatus complies with Canadian ICES-003. Cet appareil numérique de la classe B est conforme á la norme NMB-003 du Canada. For product available in the USA/Canada market, only channel 1~11 can be operated. Selection of other channels is not possible. IC RADIATION EXPOSURE STATEMENT: This equipment complies with IC RSS-102 radiation exposure limits set forth for an uncontrolled en…

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LMA Declaration Letter We, SAMSUNG ELECTRONICS Co., Ltd., declared that will retain control over the final installation of the device (FCC ID: A3LWRGN44M, IC: 649E-WRGN44M) such that compliance of the end product is assured. In such cases, an operating condition of the LMA for the module must be only approved for use when installed in devices produced by a specific manufacturer. This device can only be installed into Samsung home appliances (washing machines, clothes dryers, dishwashers, microwave ovens, air conditioners, and refrigerators) by Samsung or authorized installer. Sincerely, Date: February 17 th , 2012 Name: Sang Kyung (Peter), Ra Title: General Manager Company Name: Samsung Electronics Co., Ltd.

DATE: February 17 th , 2012 Nemko Canada Inc 303 River Road Ottawa, Ontario, Canada K1V 1H2 Attn: Director of Certification Authority to Act as Agent On our behalf, I appoint Nemko Korea Co., Ltd. (300-2, Osan-Ri, Mohyeon-Myeon, Cheoin-Gu, Yongin-Si, Gyeonggi Korea) to act as our agent in the preparation of this application for equipment certification. I certify that submitted documents properly describe the device or system for which equipment certification is sought. I also certify that each unit manufactured, imported or marketed, as defined in the Federal Communications Commission’s regulations will have affixed to it a label identical to that submitted for approval with this application. For instances where our authorized agent signs the application for certification on our behalf, I acknowledge that all responsibility for complying with the terms and conditions for certification, as specified by Nemko Canada Inc, still resides with Samsung Electronics Co., Ltd.(18600 Broadwick St., Rancho Dominguez, CA 90220, USA). Dated this 17 th Day of February 20 12 Agency agreement expiration date: February 17, 2013 By: SANG KYUNG (PETER), RA Signature Printed Title: General Manager On behalf of : Samsung Electronics Co., Ltd. Telephone: 310-900-5250

Attn: Reviewing Engineer Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road, Columbia, MD 21046 Date: February 17 th , 2012 RE: PART 15 UNLICENSED LIMITED MODULAR APPROVAL REQUEST To Whom It May Concern: We, Samsung Electronics Co., Ltd., hereby requests a Limited Modular Approval of our RF Transceiver Module, described as follows: -. Brand name: SAMSUNG -. FCC ID: A3LWRGN44M -. Model name: WRG-N44M The requirements of section 15.212 of the FCC rules have been met as indicated in the following statements: 1. The radio elements of the modular transmitter must have their own shielding.: The radio portion of this module has not been shielded, please see photographs provided with the application. 2.The modular transmitter must have buffered modulation/data inputs: This module has a memory. It buffers the data inputs from UART terminal. 3.The modular transmitter must have its own power supply regulation: This module contains two voltage regulators(RT8010). In case of changes in the supply voltage VCC (for example caused by temperature changes or other effects), the internal voltage will be stabilized. 4.The modular transmitter must comply with the antenna requirements of Section 15.203 and 15.204c: This module is equipped with an onboard PIFA antenna. For further details please refer to the antenna data sheet included in the filing. 5.The modular transmitter must be tested in a stand-alone configuration: This module was tested in a stand-alone configuration. 6.The modular transmitter must be labeled with its own FCC ID number: This module is labeled with its own FCC ID number. Please see product label design and the labeling requirement of the device with this label submitted with the application. 7.The modular transmitter must comply with any specific rule of operation requirements applicable to the transmitter and the manufacturer must provide adequate instructions along with the module to explain any such requirements: This module is compliant with all applicable FCC rules. Detail instructions for maintaining compliance are given in Users Manual. 8.The modular transmitter must comply with any applicable RF exposure requirements: This module is compliant with all applicable RF exposure requirements. RF exposure is addressed in the test report. Please contact me if there are an any questions. Sincerely, Name: Sang Kyung (Peter), Ra Title: General Manager Company Name: Samsung Electronics Co., Ltd.

Test Report No.: NK-12-R-008 FCC and IC Certification Samsung Electronics Co., Ltd. FCC ID : A3LWRGN44M / IC :649E-WRGN44M Page 76 of 79 APPENDIX C – EUT PHOTOGRAPHS Front View of EUT Test Report No.: NK-12-R-008 FCC and IC Certification Samsung Electronics Co., Ltd. FCC ID : A3LWRGN44M / IC :649E-WRGN44M Page 77 of 79 Rear View of EUT

Test Report No.: NK-12-R-008 FCC and IC Certification Samsung Electronics Co., Ltd. FCC ID : A3LWRGN44M / IC :649E-WRGN44M Page 73 of 79 APPENDIX A – LABELLING REQUIREMENTS The sample label shown shall be permanently affixed at a conspicuous location on the device and be readily visible to the user at the time of purchase. ※ See other informations in the manual (Rear view of mainboard) Labeling Requirements U7

Test Report No.: NK-12-R-008 FCC and IC Certification Samsung Electronics Co., Ltd. FCC ID : A3LWRGN44M / IC :649E-WRGN44M Page 76 of 79 APPENDIX C – EUT PHOTOGRAPHS Front View of EUT Test Report No.: NK-12-R-008 FCC and IC Certification Samsung Electronics Co., Ltd. FCC ID : A3LWRGN44M / IC :649E-WRGN44M Page 77 of 79 Rear View of EUT

Test Report No.: NK-12-R-008 FCC and IC Certification Samsung Electronics Co., Ltd. FCC ID : A3LWRGN44M / IC :649E-WRGN44M Page 78 of 79 APPENDIX D – Maximum Permissible Exposure RF Exposure Limit According to FCC 1.1310: The criteria listed in the following table shall be used to evaluate the Environmental of human exposure to radio frequency (RF) radiation as specified in 1.1307(b) Limits for Maximum Permissible Exposure (MPE) FrequencyElectric FieldMagnetic Field Power Density Averaging Time Range(MHz)Strength(V/m)Strength(A/m) (mW/cm 2 ) (Minutes) 30 - 30061.40.16316 300 - 1500......F/3006 1500 - 100000......56 30 - 30027.50.0730.230 300 - 1500......F/150030 1500 - 100000......130 (A) Limits for occupational / Contral Exposure (B) Limits for General Population / Uncontrolled Exposure F = Frequency (MHz) Fries formula Fries transmission formula : Pd = (Pout * G) / (4 * π* r²) r = √((Pout * G) / 4 * π* Pd)) Where Pd = Power density in ㎽/㎠ Pout = Output power to antenna in ㎽ G = Gain of antenna in linear scale π= 3.1416 r = Distance between observation point center of the radiator in cm Pd is the limit of MPE, 1 ㎽/㎠. If we know the Maximum Gain of the antenna and the total power input to the antenna, through the calculation, we will know the Maximum distance r where the MPE limit is reached and Power density at prediction frequency. Test Report No.: NK-12-R-008 FCC and IC Certification Samsung Electronics Co., Ltd. FCC ID : A3LWRGN44M / IC :649E-WRGN44M Page 79 of 79 Test Result : The maximum tx antenna gain is 2.6 dBi or 1.82 (Numeric). Max output power mode: 802.11g mode Maximum peak output power at antenna input terminal:26.66 (dBm) Maximum peak output power at antenna input terminal:463.45 (mW) Antenna gain(typical):2.60 (dBi) Maximum antenna gain:1.82 (numeric) Prediction distance:20 (cm) Prediction frequency:2437 (MHz) MPE limit for uncontrolled exposure at prediction frequency:1 (mW/cm^2) Maximum allowable antenna gain:10.35 (dBi) Minimum Distance:8.19 (cm) Power density at prediction frequency : 0.167776(mW/cm^2) Test result: PASS

Test Report No.: NK-12-R-008 FCC and IC Certification Samsung Electronics Co., Ltd. FCC ID : A3LWRGN44M / IC :649E-WRGN44M Page 2 of 79 TABLE OF CONTENTS 1. Scope 4 2. Introduction (Site Description) 5 2.1 Test facility 5 2.2 Accreditation and listing 6 3. Test Conditions & EUT Information 7 3.1 Operation During Test 7 3.2 Support Equipment 9 3.3 Setup Drawing 9 3.4 EUT Information 10 4. Summary of Test Results 11 5. Recommendation / Conclusion 12 6. Antenna Requirements 12 7. Description of Test 13 7.1 Conducted Emissions 13 7.2 Radiated Emissions 14 7.3 6 dB Bandwidth 15 7.4 Maximum Peak Output Power 15 7.5 Peak Power Spectral Density 16 7.6 Conducted Spurious Emissions 16 8. Test Data 17 8.1 Conducted Emissions 17 8.2 Radiated Emissions 20 8.3 6 dB Modulated Bandwidth 21 8.4 Peak Power Output 28 8.5 Peak Power Spectral Density 29 8.6 Conducted Spurious Emissions 36 Test Report No.: NK-12-R-008 FCC and IC Certification Samsung Electronics Co., Ltd. FCC ID : A3LWRGN44M / IC :649E-WRGN44M Page 3 of 79 8.7 Radiated Spurious Emissions 53 9 Accuracy of Measurement 70 10. Test Equipment 72 Appendix A: Labeling Requirement 73 Appendix B: Photographs of Test Set-up 74 Appendix C: EUT Photographs 76 Appendix D: Maximum Permissible Exposure 78 Test Report No.: NK-12-R-008 FCC and IC Certification Samsung Electronics Co., Ltd. FCC ID : A3LWRGN44M / IC :649E-WRGN44M Page 4 of 79 1. SCOPE Measurement and determination of electromagnetic emissions (EME) of radio frequency devices including intentional and/or unintentional radiators for compliance with the technical rules and regulations of the Federal Communications Commission under FCC part 15 and IC RSS-210. Responsible Party : Contact Person : Manufacturer : Samsung Electronics Co., Ltd. Mr. Sukjun. Lee Samsung Electronics Co., Ltd. 416 Maetan-3Dong, Yeongtong-Gu, Suwon-Si, Gyeonggi-Do, 443-742 KOREA  FCC ID: A3LWRGN44M  Model: WRG-N44M  Brand Name: SAMSUNG  EUT Type: WiFi module  Classification: FCC part 15 Spread Spectrum Transmitter  Applied Standard: FCC 47 CFR Part 15 subpart C and IC RSS-210  Test Procedure(s): ANSI C63.4-2003 and FCC procedure dated March 23, 2005 entitled “Measurements of Digital Transmission Systems Operating Under Section 15.247”  Dates of Test: February 1, 2012 ~ February 17, 2012  Place of Tests: Nemko Korea Co., Ltd. Test Report No.: NK-12-R-008 FCC and IC Certification Samsung Electronics Co., Ltd. FCC ID : A3LWRGN44M / IC :649E-WRGN44M Page 5 of 79 2. INTRODUCTION 2.1 Test facility The measurement procedure described in American National Standard for Methods of Measurement of Radio-Noise Emissions from Low-Voltage Electrical and Electronic Equipment in the Range of 9 kHz to 40 GHz (ANSI C63.4-2003) was used in determining radiated and conducted emissions emanating from Samsung Electronics Co., Ltd. FCC ID : A3LWRGN44M and IC : 649E-WRGN44M These measurement tests were conducted at Nemko Korea Co., Ltd. EMC Laboratory. The site address is 67-1 & 300-2, Osan-Ri, Mohyeon-Myeon, Cheoin-Gu, Yongin-Si, Gyeonggi-Do, KOREA. The area of Nemko Korea Corporation Ltd. EMC Test Site is located in a mountain area at 80 kilo-meters (48 miles) southeast and Incheon International Airport (Incheon Airport), 30 kilometers (18 miles) south-southeast from central Seoul. It is located in the valley surrounded by mountains in all directions where ambient radio signal conditions are quiet and a favorable area to measure the radio frequency interference on open field test site for the computing and ISM devices manufactures. The detailed description of the measurement facility was found to be in compliance with the requirements of §2.948 according to ANSI C63.4 2003. Fig. 1. The map above shows the Seoul in Korea vicinity area. The map also shows Nemko Korea Corporation Ltd. EMC Lab. and Incheon Airport. Nemko Korea Co., Ltd. EMC Lab. 67-1 & 300-2, Osan-Ri, Mohyeon- Myeon, Cheoin-Gu, Yongin-Si, Gyeonggi-Do, KOREA 449-852 Tel)+82-31-330-1700 Fax )+82-31-322-2332 Test Report No.: NK-12-R-008 FCC and IC Certification Samsung Electronics Co., Ltd. FCC ID : A3LWRGN44M / IC :649E-WRGN44M Page 6 of 79 2.2 Accreditation and listing Accreditation type Accreditation number FCC part 15/18 Filing site Registration No. 97992 CAB Accreditation for DOC Designation No. KR0026 KOLAS Accredited Lab. (Korea Laboratory Accreditation Scheme) Registration No. 155 Canada IC Registered site Site No. 2040E-1 VCCI registration site(RE/CE/Telecom CE) Member No. 2118 EMC CBTL - KCC(RRL)Designated Lab. Registration No. KR0026 SASO registered Lab and Certification Body Registration No. 2008-15 Test Report No.: NK-12-R-008 FCC and IC Certification Samsung Electronics Co., Ltd. FCC ID : A3LWRGN44M / IC :649E-WRGN44M Page 7 of 79 3. TEST CONDITIONS & EUT INFORMATION 3.1 Operation During Test The EUT is the SISO transceiver which is module supporting the 802.11b/g/n mode. During the test, the EUT was connected to laptop PC and then a test program was executed to operate EUT continuously. The operating voltage of EUT was 5 Vdc which was supplied by ac/dc adapter for test only. The EUT was tested at the lowest channel, middle channel and the highest channel with the maximum output power in accordance with the manufacturer’s specifications. The worst data were recorded in the report. The EUT is programmed with the following setting during the testing: Test frequency 2412 MHz 2437 MHz 2462 MHz 802.11b Programed Level 44 45 46 Data rate (Mbps) 1 1 1 802.11g Programed Level 60 60 59 Data rate (Mbps) 54 54 54 802.11n(HT20) Programed Level 60 60 55 Data rate (Mbps) MCS6 MCS6 MCS6 Test frequency 2422 MHz 2437 MHz 2452 MHz 802.11n(HT40) Programed Level 53 60 55 Data rate (Mbps) MCS3 MCS3 MCS3 Test Report No.: NK-12-R-008 FCC and IC Certification Samsung Electronics Co., Ltd. FCC ID : A3LWRGN44M / IC :649E-WRGN44M Page 8 of 79 Table of test modes Test Items Mode Data rate (Mbps) Conducted Emissions 802.11g 54 Radiated Emissions 802.11g 54 6 dB Bandwidth 802.11b 1 802.11g 54 8…

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Test Report No.: NK-12-R-008 FCC and IC Certification Samsung Electronics Co., Ltd. FCC ID : A3LWRGN44M / IC :649E-WRGN44M Page 74 of 79 APPENDIX B – PHOTOGRAPHS OF TEST SET-UP The Conducted Test Picture and Radiated Test Picture and show the worst-case configuration and cable placement.  Conducted Test Picture(Front)  Conducted Test Picture(Rear) Test Report No.: NK-12-R-008 FCC and IC Certification Samsung Electronics Co., Ltd. FCC ID : A3LWRGN44M / IC :649E-WRGN44M Page 75 of 79  Radiated Test Picture(Front)  Radiated Test Picture(Rear)