
Text extracted from the exhibit documents filed with the FCC. Open a document above to read the original.
ADVERTISING LITERATURE (BROCHURE) TPMS/Keyless Receiver Model No.: TWD1U781 There is no Advertising Literature or Brochure because this equipment will not be sold to end-user directly.
External Photo ALPS ELECTRIC CO.,LTD. TPMS / RKE Receiver [Model: TWD1U781] Front Rear External Photo ALPS ELECTRIC CO.,LTD. TPMS / RKE Receiver [Model: TWD1U781] Top Bottom External Photo ALPS ELECTRIC CO.,LTD. TPMS / RKE Receiver [Model: TWD1U781] Right Left
β LABEL Drawing and Location (Model Name: TWD1U781) LABEL STAMP
Internal Photo ALPS ELECTRIC CO.,LTD. TPMS / RKE Receiver [Model: TWD1U781] Front Rear
Test report No. : 30CE0077-HO-01-A Page : 11 of 15 FCC ID :CWTWD1U781 Issued date : December 22, 2009 UL Japan, Inc. Head Office EMC Lab. 4383-326 Asama-cho, Ise-shi, Mie-ken 516-0021 JAPAN Telephone : +81 596 24 8116 Facsimile : +81 596 24 8124 APPENDIX 2: Data of EMI test Radiated Emission DATA OF RADIATED EMISSION TEST UL Japan, Inc. Head Office EMC Lab. No.2 Semi Anechoic Chamber Date : 2009/12/17 Company : ALPS ELECTRIC CO.,LTD. Report No. : 30CE0077-HO-01 Kind of EUT : TPMS/Keyless Receiver Power : DC 12.0V Model No. : TWD1U781 Temp./Humi. : 22deg.C. / 33% Serial No. : 20091211-2 Engineer : Keisuke Kawamura Mode / Remarks : TPMS Receivinging mode Worst-axis(Hor:X-axis, Ver:X-axis) LIMIT : FCC15.109(a) 3m, below 1GHz:QP, above 1GHz:PK Except for the data below : adequate margin data below the limits. CHART:WITH FACTOR ANT TYPE: -30MHz:LOOP, 30-300MHz:BICONICAL, 300MHz-1000MHz:LOGPERIODIC, 1000MHz-:HORN CALCULATION:RESULT = READING + ANT FACTOR + LOSS(CABLE+ATTEN.) - GAIN(AMP) Frequency[MHz] [dBuV/m]<< QP DATA >> Horizontal Vertical Horizontal Vertical 3010005070100200300500700 0 10 20 30 40 50 60 70 80 FrequencyReading DET AntennaLoss& LevelAngleHeight Polar. LimitMargin Comment FrequencyReading DETFactorGain LevelAngleHeight Polar. LimitMargin Comment [MHz][dBuV] DET [dB/m][dB][dBuV/m][Deg][cm] Polar. [dBuV/m][dB] Comment 39.67539.2QP15.1-21.832.5249100Vert.40.07.5 239.98130.3QP17.8-19.428.7262100Hori.46.017.3 286.35229.9QP19.5-19.130.3260119Hori.46.015.7 314.77122.9QP15.3-19.019.2183100Hori.46.026.8 314.77122.1QP15.3-19.018.4208100Vert.46.027.6 399.63639.9QP18.0-18.839.1190100Hori.46.06.9 399.63639.0QP18.0-18.838.2260131Vert.46.07.8 429.53137.1QP18.1-18.936.3359226Hori.46.09.7 429.53131.7QP18.1-18.930.9276100Vert.46.015.1 666.02438.1QP20.8-18.140.819107Vert.46.05.2 715.88538.3QP21.3-17.941.7248114Hori.46.04.3 715.88535.3QP21.3-17.938.7240143Vert.46.07.3 *The limit is rounded down to one decimal place. *The test result is rounded off to one or two decimal places, so some differences might be observed. Test report No. : 30CE0077-HO-01-A Page : 12 of 15 FCC ID :CWTWD1U781 Issued date : December 22, 2009 UL Japan, Inc. Head Office EMC Lab. 4383-326 Asama-cho, Ise-shi, Mie-ken 516-0021 JAPAN Telephone : +81 596 24 8116 Facsimile : +81 596 24 8124 Radiated Emission DATA OF RADIATED EMISSION TEST UL Japan, Inc. Head Office EMC Lab. No.2 Semi Anechoic Chamber Date : 2009/12/17 Company : ALPS ELECTRIC CO.,LTD. Report No. : 30CE0077-HO-01 Kind of EUT : TPMS/Keyless Receiver Power : DC 12.0V Model No. : TWD1U781 Temp./Humi. : 22deg.C. / 33% Serial No. : 20091211-2 Engineer : Keisuke Kawamura Mode / Remarks : Keyless Receivinging mode Worst-axis(Hor:X-axis, Ver:X-axis) LIMIT : FCC15.109(a) 3m, below 1GHz:QP, above 1GHz:PK Except for the data below : adequate margin data below the limits. CHART:WITH FACTOR ANT TYPE: -30MHz:LOOP, 30-300MHz:BICONICAL, 300MHz-1000MHz:LOGPERIODIC, 1000MHz-:HORN CALCULATION:RESULT = READING + ANT FACTOR + LOSS(CABLE+ATTEN.) - GAIN(AMP) Frequency[MHz] [dBuV/m]<< QP DATA >> Horizontal Vertical Horizontal Vertical 3010005070100200300500700 0 10 20 30 40 50 60 70 80 FrequencyReading DET AntennaLoss& LevelAngleHeight Polar. LimitMargin Comment FrequencyReading DETFactorGain LevelAngleHeight Polar. LimitMargin Comment [MHz][dBuV] DET [dB/m][dB][dBuV/m][Deg][cm] Polar. [dBuV/m][dB] Comment 38.97539.1QP15.4-21.932.6199100Vert.40.07.4 129.96435.0QP14.4-20.728.7109162Hori.43.514.8 133.22238.6QP14.6-20.732.5212133Hori.43.511.0 314.77125.0QP15.3-19.021.3264100Hori.46.024.7 314.77123.3QP15.3-19.019.6181100Vert.46.026.4 399.63638.4QP18.0-18.837.6292100Hori.46.08.4 399.63638.9QP18.0-18.838.1206132Vert.46.07.9 429.53134.2QP18.1-18.933.4359226Hori.46.012.6 429.53131.8QP18.1-18.931.0253100Vert.46.015.0 666.02437.4QP20.8-18.140.125107Vert.46.05.9 715.88538.3QP21.3-17.941.7247100Hori.46.04.3 715.33536.4QP21.3-17.939.8243143Vert.46.06.2 *The limit is rounded down to one decimal place. *The test result is rounded off to one or two decimal places, so some differences might be observed. Test report No. : 30CE0077-HO-01-A Page : 13 of 15 FCC ID :CWTWD1U781 Issued date : December 22, 2009 UL Japan, Inc. Head Office EMC Lab. 4383-326 Asama-cho, Ise-shi, Mie-ken 516-0021 JAPAN Telephone : +81 596 24 8116 Facsimile : +81 596 24 8124 Radiated Emission DATA OF RADIATED EMISSION TEST UL Japan, Inc. Head Office EMC Lab. No.2 Semi Anechoic Chamber Date : 2009/12/17 Company : ALPS ELECTRIC CO.,LTD. Report No. : 30CE0077-HO-01 Kind of EUT : TPMS/Keyless Receiver Power : DC 12.0V Model No. : TWD1U781 Temp./Humi. : 22deg.C. / 33% Serial No. : 20091211-2 Engineer : Keisuke Kawamura Mode / Remarks : TPMS Receivinging mode Worst-axis(Hor:X-axis, Ver:X-axis) LIMIT : FCC15.109(a) 3m, below 1GHz:QP, above 1GHz:PK FCC15.109(a) 3m, below 1GHz:QP, above 1GHz:AV CHART:WITH FACTOR ANT TYPE: -30MHz:LOOP, 30-300MHz:BICONICAL, 300MHz-1000MHz:LOGPERIODIC, 1000MHz-:HORN CALCULATION:RESULT = READING + ANT FACTOR + LOSS(CABLE+ATTEN.) - GAIN(AMP) Frequency[MHz] [dBuV/m]<< AV/PEAK DATA >> Horizontal Vertical Horizontal Vertical 10002000 0 10 20 30 40 50 60 70 80 90 FrequencyReading DET AntennaLoss& LevelAngleHeight Polar. LimitMargin Comment FrequencyReading DETFactorGain LevelAngleHeight Polar. LimitMargin Comment [MHz][dBuV] DET [dB/m][dB][dBuV/m][Deg][cm] Polar. [dBuV/m][dB] Comment 1198.99362.3PK24.9-31.355.9232100Hori.73.918.0 1198.99360.0PK24.9-31.353.6223100Vert.73.920.3 1198.99350.2AV24.9-31.343.8223100Vert.53.910.1 1198.99352.4AV24.9-31.346.0232100Hori.53.97.9 *The limit is rounded down to one decimal place. *The test result is rounded off to one or two decimal places, so some differences might be observed. Test report No. : 30CE0077-HO-01-A Page : 14 of 15 FCC ID :CWTWD1U781 Issued date : December 22, 2009 UL Japan, Inc. Head Office EMC Lab. 4383-326 Asama-cho, Ise-shi, Mie-ken 516-0021 JAPAN Telephone : +81 596 24 8116 Facsimile : +81 596 24 8124 Radiated Emission DATA OF RADIATED EMISSION TEST UL Japan, Inc. Hβ¦
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Test report No. : 30CE0077-HO-01-A Page : 2 of 15 FCC ID :CWTWD1U781 Issued date : December 22, 2009 UL Japan, Inc. Head Office EMC Lab. 4383-326 Asama-cho, Ise-shi, Mie-ken 516-0021 JAPAN Telephone : +81 596 24 8116 Facsimile : +81 596 24 8124 CONTENTS PAGE SECTION 1: Customer information ...................................................................................... 3 SECTION 2: Equipment under test (E.U.T.) ........................................................................ 3 SECTION 3: Test specification, procedures & results ......................................................... 4 SECTION 4: Operation of E.U.T. during testing ................................................................. 6 SECTION 5: Radiated Emission ............................................................................................ 8 APPENDIX 1: Photographs of test setup............................................................................... 9 Radiated Emission ......................................................................................................................... 9 Worst Case Position (Horizontal: X-axis/ Vertical:X-axis) ..................................................... 10 APPENDIX 2: Data of EMI test ........................................................................................... 11 Radiated Emission ....................................................................................................................... 11 APPENDIX 3: Test instruments ........................................................................................... 15 Test report No. : 30CE0077-HO-01-A Page : 3 of 15 FCC ID :CWTWD1U781 Issued date : December 22, 2009 UL Japan, Inc. Head Office EMC Lab. 4383-326 Asama-cho, Ise-shi, Mie-ken 516-0021 JAPAN Telephone : +81 596 24 8116 Facsimile : +81 596 24 8124 SECTION 1: Customer information Company Name : Alps Electric Co., Ltd. Address : 6-3-36 Nakazato, Furukawa, Osaki-city, Miyagi-pref., Japan Telephone Number : +81-229-23-5111 Facsimile Number : +81-229-22-3755 Contact Person : Tomosuke Takata SECTION 2: Equipment under test (E.U.T.) 2.1 Identification of E.U.T. Type of Equipment : TPMS/Keyless Receiver Model No. : TWD1U781 Serial No. : Refer to Section 4.2 Receipt Date of Sample : December 14, 2009 Country of Mass-production : Japan and Mexico Condition of EUT : Production prototype (Not for Sale: This sample is equivalent to mass-produced items.) Modification of EUT : No Modification by the test lab 2.2 Product Description Model No: TWD1U781 (referred to as the EUT in this report) is the TPMS/Keyless Receiver The RF signal from the TPMS transmitter installed in the tire valve and the Remote Keyless Entry transmitter is received with single TUNER. Clock frequency(ies) in the system : CPU: External /X'tal 32.768kHz Internal /PLL 16.777MHz and 33.554MHz RF Section: External/X'tal 29.5097MHz, Internal /PLL 314.770MHz Equipment Type : Super hetrodyne Frequency of Operation : 315MHz Intermediate Frequency : 220kHz Local Oscillator Frequency 314.771MHz (29.5097/3) x 32) Antenna Type : Built-in transformation whip antenna Power Supply : DC 12V(Car Battery) FCC15.111(b ) The receiving antenna (of this EUT) is installed inside the EUT and cannot be removed (permanently attached). Therefore, Radiated emission test was performed. Test report No. : 30CE0077-HO-01-A Page : 4 of 15 FCC ID :CWTWD1U781 Issued date : December 22, 2009 UL Japan, Inc. Head Office EMC Lab. 4383-326 Asama-cho, Ise-shi, Mie-ken 516-0021 JAPAN Telephone : +81 596 24 8116 Facsimile : +81 596 24 8124 SECTION 3: Test specification, procedures & results 3.1 Test specification Test Specification : FCC Part 15 Subpart B 2009, final revised on December 2, 2009 Title : FCC 47CFR Part15 Radio Frequency Device Subpart B Unintentional Radiators 3.2 Procedures and results Item Test Procedure Limits Deviation Worst margin Result FCC: ANSI C63.4: 2003 7. AC powerline conducted emission measurements Conducted emission IC: RSS-Gen 7.2.2 Receiver N/A N/A N/A *1) FCC: ANSI C63.4: 2003 8. Radiated emission measurements Radiated emission IC: RSS-Gen 4.10 Receiver N/A 4.3dB 715.885MHz Horizontal Complied *Note: UL Japan, Incβs EMI Work Procedure QPM05. *1) The test is not applicable since the EUT is not the device that is designed to be connected to the public utility (AC) power line. 3.3 Addition to standard Other than above, no addition, exclusion nor deviation has been made from the standard. 3.4 Uncertainty EMI The following uncertainties have been calculated to provide a confidence level of 95% using a coverage factor k=2. Radiated emission Radiated emission (10m*)(+dB) (3m*)(+dB) (1m*)(+dB) Test room (semi- anechoic chamber) 9kHz -30MHz 30MHz -300MHz 300MHz -1GHz 9kHz -30MHz 30MHz -300MHz 300MHz -1GHz 1GHz -18GHz 18GHz -26.5GHz 26.5GHz -40GHz No.1 2.7dB 4.8dB 5.0dB 2.9dB 4.8dB 5.0dB 3.9dB 4.5dB 4.4dB No.2 - - - 3.5dB 4.8dB 5.1dB 4.0dB 4.3dB 4.2dB No.3 - - - 3.8dB 4.6dB 4.7dB 4.0dB 4.5dB 4.4dB No.4 - - - 3.5dB 4.4dB 4.9dB 4.0dB 4.6dB 4.5dB *10m/3m/1m = Measurement distance Radiated emission test(3m and/or 10m) The data listed in this report meets the limits unless the uncertainty is taken into consideration. Test report No. : 30CE0077-HO-01-A Page : 5 of 15 FCC ID :CWTWD1U781 Issued date : December 22, 2009 UL Japan, Inc. Head Office EMC Lab. 4383-326 Asama-cho, Ise-shi, Mie-ken 516-0021 JAPAN Telephone : +81 596 24 8116 Facsimile : +81 596 24 8124 3.5 Test Location UL Japan, Inc. Head Office EMC Lab. *NVLAP Lab. code: 200572-0 4383-326 Asama-cho, Ise-shi, Mie-ken 516-0021 JAPAN Telephone : +81 596 24 8116 Facsimile : +81 596 24 8124 FCC Registration Number IC Registration Number Width x Depth x Height (m) Size of reference ground plane (m) / horizontal conducting plane Other rooms No.1 semi-anechoic chamber 313583 2973C-1 19.2 x 11.2 x 7.7m 7.0 x 6.0m No.1 Power source room No.2 semi-anechoic chamber 655103 2973C-2 7.5 x 5.8 x 5.2m 4.0 x 4.0m - No.3 semi-anechoic chamber β¦
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Test report No. : 30CE0077-HO-01-A Page : 9 of 15 FCC ID :CWTWD1U781 Issued date : December 22, 2009 UL Japan, Inc. Head Office EMC Lab. 4383-326 Asama-cho, Ise-shi, Mie-ken 516-0021 JAPAN Telephone : +81 596 24 8116 Facsimile : +81 596 24 8124 APPENDIX 1: Photographs of test setup Radiated Emission Photo 1 Photo 2 Test report No. : 30CE0077-HO-01-A Page : 10 of 15 FCC ID :CWTWD1U781 Issued date : December 22, 2009 UL Japan, Inc. Head Office EMC Lab. 4383-326 Asama-cho, Ise-shi, Mie-ken 516-0021 JAPAN Telephone : +81 596 24 8116 Facsimile : +81 596 24 8124 Worst Case Position (Horizontal: X-axis/ Vertical:X-axis) X-axis Y-axis Z-axis
4383-326 Asama-cho Ise-shi Mie-ken Japan Β· Mie-ken Β· Japan
| # | Rule Parts | Frequency Range | Power Output |
|---|---|---|---|
| 1 | 15B | 315 MHz - 315 MHz | - |
5G Communication Module
Equipment Class
PCB - PCS Licensed TransmitterAutomatic access gesture control
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DXX - Part 15 Low Power Communication Device Transmitter
Sensor for opening and closing doors in cars
Equipment Class
FDS - Part 15 Field Disturbance Sensor
Automatic access gesture control
Equipment Class
DXX - Part 15 Low Power Communication Device Transmitter
KEYLESS ENTRY SYSTEM
Equipment Class
DSC - Part 15 Security/Remote Control Transmitter