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CWTWD1U781Communication Receiver used w/Pt 15 Transmitter

ALPS ALPINE CO., LTD.
Communication Receiver used w/Pt 15 Transmitter - FCC ID CWTWD1U781 - ALPS ALPINE CO., LTD.
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Application Details

Equipment Class
CYY - Communications Receiver used w/Pt 15 Transmitter
Date of Grant
Dec 26, 2009
Application Purpose
Original Equipment
Date of Application
Dec 23, 2009
Equipment Note
Communication Receiver used w/Pt 15 Transmitter
Frequency Range
315.00000000 - 315.00000000
Company
ALPS ALPINE CO., LTD.
Country
Japan

Documents & Files

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Users Manual

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Cover Letter(s)

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External Photos

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ID Label/Location Info

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Internal Photos

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Test Report

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Test Setup Photos

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Document Text

Text extracted from the exhibit documents filed with the FCC. Open a document above to read the original.

Cover Letter(s)

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 Photos

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

ID Label/Location Info

β– LABEL Drawing and Location (Model Name: TWD1U781) LABEL STAMP

Internal Photos

Internal Photo ALPS ELECTRIC CO.,LTD. TPMS / RKE Receiver [Model: TWD1U781] Front Rear

Test Report

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. H…

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Test Report

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, Inc’s 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 …

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Test Setup Photos

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

Contact Information

Applicant

Yuji Ouchi
[email protected]229 23 5111Fax: 229 24 6334

Technical Contact

UL Japan, Inc.Makoto Kasaka
[email protected]81-596-248116

4383-326 Asama-cho Ise-shi Mie-ken Japan Β· Mie-ken Β· Japan

Non-Technical Contact

UL Japan, Inc.Yoshinobu Asai
[email protected]81-596-24-8116

Test Firm

UL Japan, Inc. Head office EMC Lab.Tetsuya Hashimoto
[email protected]+81-596-24-8116Fax: +81-596-24-8095

Technical Specifications

#Rule PartsFrequency RangePower Output
115B315 MHz - 315 MHz-
Confidentiality
Long Term

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