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L2C0025RSuperheterodyne Receiver

APTIV Services US LLC
Superheterodyne Receiver - FCC ID L2C0025R - APTIV Services US LLC
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Application Details

Equipment Class
CYY - Communications Receiver used w/Pt 15 Transmitter
Date of Grant
Mar 08, 2006
Application Purpose
Original Equipment
Date of Application
Mar 07, 2006
Equipment Note
Superheterodyne Receiver
Frequency Range
315.00000000 - 315.00000000
Company
APTIV Services US LLC
Country
United States

Documents & Files

Select a file to view

Users Manual

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Attestation Statements

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Block Diagram

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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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Operational Description

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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.

Users Manual

Re: Certification for Delphi Delco Receiver Model(s): L2C0025R FCC ID: L2C0025R IC: 3432A-0025R USER'S MANUAL INFORMATION (PRELIMINARY) The User's Manual is in preparation. The following material will be contained in the manual: FCC ID: L2C0025R IC: 3432A-0025R This device complies with Part 15 of the FCC Rules and with RSS-210 of Industry Canada. 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. WARNING: Changes or modifications not expressively approved by the party responsible for compliance could void the user's authority to operate the equipment. The term “IC:” before the radio certification number only signifies that Industry Canada technical specifications were met.

Attestation Statements

Re: Certification for Delphi Delco Receiver Model(s): L2C0025R FCC ID: L2C0025R IC: 3432A-0025R POWER OF ATTORNEY A letter granting Valdis V. Liepa the Power of Attorney is on file and can be provided when so requested. Re: Certification for Delphi Delco Receiver Model(s): L2C0025R FCC ID: L2C0025R IC: 3432A-0025R REQUEST FOR CONFIDENTIALITY Pursuant to 47 CRF 0.459, Delphi Delco requests that a part of the subject application be held confidential. This comprises Exhibits (5) Schematics (10) Parts List (Part of Exhibit only) Delphi Delco has spent substantial effort in developing this product and it is one of the first of its kind in industry. Having the subject information easily available to "competition" would negate the advantage they have achieved by developing this product. Not protecting the details of the design will result in financial hardship. If there are any questions regarding this request, please contact me at the above address or call 734-483-4211, fax 734-647-2106 or e-mail [email protected]. Sincerely, Valdis V. Liepa Research Scientist University of Michigan March 7, 2006 Re: Certification for Delphi Delco Receiver Model(s): L2C0025R FCC ID: L2C0025R IC: 3432A-0025R STATEMENT OF MODIFICATIONS There were no modifications made to the DUT by this test laboratory. (Also see Section 3.1 of the attached Test Report). _____________________ Valdis V. Liepa Research Scientist Re: Certification for Delphi Delco Receiver Model(s): L2C0025R FCC ID: L2C0025R IC: 3432A-0025R GENERAL PRODUCT INFORMATION The device, for which certification is pursued, has been designed by: Delphi Automotive Systems One Corporate Center Kokomo, IN 46904-9005 Bill Lusa Tel: (734) 484-1387 Fax: (734) 484-1389 It will be manufactured by: Delphi Delco Electronics de Mexico SA de CV, Carrertera Reynosa - Matamoros Codigo Postal 88780 Partado Postal 1201 Reynosa, Tamaulipas, Mexico Bill Lusa Tel: (734) 484-1387 Fax: (734) 484-1389 Canadian Contact: Richard Wilkins c/o Delphi Energy and Chassis Systems Oshawa, Ontario L1N 7S6 [email protected] Ph. (905)644-5216

Block Diagram

315MHz ant. SAW filter LNA (low noise) , Crystal RF AMP LC (filter) 325.7MHz LO MIXER 10.7MHz IF filter Limiter LF filter Data Slicer Data output 6 3 3 9 13 13 1 14 14 8 17 8 10 5 5 23 26 4 4 7 7 2 2 Limiter Demodulator- Gain BW=200MHz VCO Divider 651.4 MHz Frequency VCO / 2 10.178125 MHz 8 MHz Microprocessor X-tal

Cover Letter(s)

March 7, 2006 Federal Communications Commission Equipment Approval Services P.O. Box 358315 Pittsburgh, PA 15251-5315 Re: Certification for Delphi Delco Receiver Model(s): L2C0025R FCC ID: L2C0025R IC: 3432A-0025R Please find enclosed application materials for certification of Delphi Delco L2C0025R Receiver. We tested it and found it to comply with FCC Part 15. If there are any questions regarding the application or testing performed, please contact me at the above address or call 734-483-4211, fax 734-647-2106, or e-mail [email protected]. Sincerely, Valdis V. Liepa Research Scientist March 7, 2006 Certification and Engineering Bureau Industry Canada 3701 Carling Avenue, Bldg. 94 Ottawa, Ontario K2H 8S2 Re: Certification for Delphi Delco Receiver Model(s): L2C0025R FCC ID: L2C0025R IC: 3432A-0025R Please find enclosed application materials for certification of Delphi Delco L2C0025R Receiver. We tested the device and found it to comply with RSS-GEN/102/210. The product is identified by: IC: 3432A-0025R If there are any questions, suggestions, etc., regarding the application or testing performed, please contact me at the above address or call 734-483-4211, fax 734-647- 2106; e-mail: [email protected]. Sincerely, Valdis V. Liepa Research Scientist

Cover Letter(s)

March 7, 2006 American Telecommunications Certification Body, Inc. 6731 Whittier Avenue Suite C110 McLean, VA 22101 RE: Certification Application FCC ID: L2C0025R IC: 3432A-0025R Model(s): L2C0025R Please find enclosed application materials for certification of Delphi Delco L2C0025R Receiver. Note: 1) portions of this submittal are filed Confidential 2) a list of the modifications made is provided in Attestations. If there are any questions regarding the application or testing performed, please contact me at the above address or call 734-483-4211, fax 734-647-2106, or e-mail [email protected]. Sincerely, Valdis V. Liepa Research Scientist

External Photos

DUT (top) - correct labeling not shown DUT ( botom )

Internal Photos

DUT apart (top) DUT apart (bottom) PCB (top) PCB (bottom)

Operational Description

Ford VN-127 BSM+TPMS The purpose of the RF receiver (together with a RF transmitter) is to provide the customer with a wireless link that with let the customer to control some basic functions inside of the car, like the unlock – lock doors, alarms and panic. This RF receiver is intended to work for short range operation (30 meters). The RF receiver main function is to receive the RF signal and recover the modulating signal (data information), then it will transfer the information to a main microcontroller which will process that information. RF Receiver Technical Description: Below you can see a block diagram of the RF receiver, it consists of two LNA sections to provide well RF amplification (one internal, and other external), all the RF signal processs is handle internally in the chip, this chip is single chip ASK Superheterodyne Receiver (SHR) for the frequency bands 315 and 345MHz. The device contains a low noise amplifier (LNA), a double balanced mixer, a fully integrated VCO, a PLL synthesiser, a crystal oscillator, a limiter with RSSI generator, a data filter, a data comparator (slicer) and a peak detector. The LNA is a cascade amplifier with a voltage gain of 15 to 20dBm per stage. The gain figure is determined by the external matching networks situated ahead of LNA and between the LNA output LNO (Pin 6) and the Mixer Inputs MI and MIX (Pins 8 and 9), after the amplification a double balanced Mixer down converts the input frequency (RF) in the range of 310 or 345MHz to the intermediate frequency (IF) at 10.7MHz with a voltage gain of approximately 21dB. A low pass filter with a corner frequency of 20MHz is built on chip in order to suppress RF signals to appear at the IF output ( IFO pin). The IF output is internally consisting of an emitter follower that has a source impedance of approximately 330 ?= to facilitate interfacing the pin directly to a standard 10.7MHz ceramic filter without additional matching cir- cuitry. Finally the 10.7 MHz signal is passed trough a RSSI amplifier (signal strength detector), the output of this amplifier is the modulating signal (data recovered), finally the data output is cleaned by a stage of low frequency filter, data then is transfer to main microcontroller (which is not part of the RF receiver) For signal processing.

Test Report

University of Michigan Radiation Laboratory FCC Part 15, IC RSS-210/Gen - Test Report No. 415031-280 Page 1 of 9 The University of Michigan Radiation Laboratory 3228 EECS Building Ann Arbor, MI 48109-2122 Tel: (734) 764-0500 Measured Radio Frequency Emissions From Delphi Receiver Model(s): L2C0025R Report No. 415031-280 March 7, 2006 Copyright © 2006 For: Delphi Automotive Systems One Corporate Center Kokomo, IN 46904-9005 Contact: Bill Lusa Tel: (734) 484-1387 Fax: (734) 484-1389 PO: Verbal Tests supervised by: Measurements made by: Report approved by: _____________________ Valdis V. Liepa Valdis V. Liepa Joseph D. Brunett Research Scientist Summary Tests for compliance with FCC Regulations Part 15, Subpart B, and Industry Canada RSS-210/GEN, were performed on Delphi model L2C0025R. This device is subject to the Rules and Regulations as a Receiver. As a Digital Device it is exempt, but such measurements were made to assess the receiver's overall emissions. In testing completed on March 6, 2006, the device tested in the worst case met the allowed Class B specifications for radiated emissions by 14.3 dB (see p. 6). The conducted emissions tests do not apply, since the device is powered from a 12 VDC system. University of Michigan Radiation Laboratory FCC Part 15, IC RSS-210/Gen - Test Report No. 415031-280 Page 2 of 9 1. Introduction Delphi model L2C0025R was tested for compliance with FCC Regulations, Part 15, adopted under Docket 87-389, April 18, 1989, and with Industry Canada RSS-210, Issue 6 and RSS-Gen, Issue 1, September, 2005. The tests were performed at the University of Michigan Radiation Laboratory Willow Run Test Range following the procedures described in ANSI C63.4-2003 "Methods of Measurement of Radio-Noise Emissions from Low-Voltage Electrical and Electronic Equipment in the Range of 9 kHz to 40 GHz". The Site description and attenuation characteristics of the Open Site facility are on file with FCC Laboratory, Columbia, Maryland (FCC Reg. No: 91050) and with Industry Canada, Ottawa, ON (File Ref. No: IC 2057). 2. Test Procedure and Equipment Used The pertinent test equipment commonly used in our facility for measurements is listed in Table 2.1 below. The middle column identifies the specific equipment used in these tests. Table 2.1 Test Equipment. Test Instrument Eqpt. Used Manufacturer/Model Spectrum Analyzer (0.1-1500 MHz) Hewlett-Packard, 182T/8558B Spectrum Analyzer (9kHz-22GHz) X Hewlett-Packard 8593A SN: 3107A01358 Spectrum Analyzer (9kHz-26GHz) X Hewlett-Packard 8593E, SN: 3412A01131 Spectrum Analyzer (9kHz-26GHz) Hewlett-Packard 8563E, SN: 3310A01174 Spectrum Analyzer (9kHz-40GHz) Hewlett-Packard 8564E, SN: 3745A01031 Power Meter Hewlett-Packard, 432A Power Meter Anritsu, ML4803A/MP Harmonic Mixer (26-40 GHz) Hewlett-Packard 11970A, SN: 3003A08327 Harmonic Mixer (40-60 GHz) Hewlett-Packard 11970U, SN: 2332A00500 Harmonic Mixer (75-110 GHz) Hewlett-Packard 11970W, SN: 2521A00179 Harmonic Mixer (140-220 GHz) Pacific Millimeter Prod., GMA, SN: 26 S-Band Std. Gain Horn S/A, Model SGH-2.6 C-Band Std. Gain Horn University of Michigan, NRL design XN-Band Std. Gain Horn University of Michigan, NRL design X-Band Std. Gain Horn S/A, Model 12-8.2 X-band horn (8.2- 12.4 GHz) Narda 640 X-band horn (8.2- 12.4 GHz) Scientific Atlanta , 12-8.2, SN: 730 K-band horn (18-26.5 GHz) FXR, Inc., K638KF Ka-band horn (26.5-40 GHz) FXR, Inc., U638A U-band horn (40-60 GHz) Custom Microwave, HO19 W-band horn(75-110 GHz) Custom Microwave, HO10 G-band horn (140-220 GHz) Custom Microwave, HO5R Bicone Antenna (30-250 MHz) X University of Michigan, RLBC-1 Bicone Antenna (200-1000 MHz) X University of Michigan, RLBC-2 Dipole Antenna Set (30-1000 MHz) X University of Michigan, RLDP-1,-2,-3 Dipole Antenna Set (30-1000 MHz) EMCO 2131C, SN: 992 Active Rod Antenna (30 Hz-50 MHz) EMCO 3301B, SN: 3223 Active Loop Antenna (30 Hz-50 MHz) EMCO 6502, SN:2855 Ridge-horn Antenna (300-5000 MHz) X University of Michigan Amplifier (5-1000 MHz) X Avantak, A11-1, A25-1S Amplifier (5-4500 MHz) X Avantak Amplifier (4.5-13 GHz) Avantek, AFT-12665 Amplifier (6-16 GHz) Trek Amplifier (16-26 GHz) Avantek LISN Box University of Michigan Signal Generator X Hewlett-Packard 8657B University of Michigan Radiation Laboratory FCC Part 15, IC RSS-210/Gen - Test Report No. 415031-280 Page 3 of 9 3. Configuration and Identification of Device Under Test The DUT is a 315 MHz superheterodyne receiver, designed for onboard automobile security/convenience applications, and as such, it is powered from an automotive 12 VDC source. It is housed in a plastic case approximately 6 by 4 by 1 inches; antenna is internal. The LO at 325.7 MHz is mixed down from 651.7 MHz on chip. In the receiver digital section, the decoding, signal processing, etc. are performed by a microprocessor timed by an 8.0 MHz crystal. The DUT was designed by Delphi Automotive Systems, One Corporate Center, Kokomo, IN 46904-9005. It is identified as: Delphi Automotive Systems Receiver Model(s): L2C0025R FCC ID: L2C0025R IC: 3432A-0025R 3.1 Modifications Made There were no modifications made to the DUT by this laboratory. 4. Emission Limits The DUT tested falls under Part 15, Subpart B, "Unintentional Radiators". The pertinent test frequencies, with corresponding emission limits, are given in Tables 4.1 and 4.2 below. 4.1 Radiated Emission Limits Table 4.1. Radiated Emission Limits (Ref: FCC 15.33, 15.35, and 15.109; IC RSS-210, 2.6 Table 2). Freq. (MHz) E lim (3m) μV/m E lim (3m) dB(μV/m) 30-88 100 40.0 88-216 150 μV/m 43.5 216-960 200 μV/m 46.0 960-2000 500 μV/m 54.0 Note: Quasi-Peak readings apply to 1000 MHz (120 kHz BW) Average readings apply above 1000 MHz (1 MHz BW) 4.2 Power Line Conducted Emission Limits Table 4.3 Conducted Emission Limits (FCC:15.107 (CISPR); IC: RSS-Gen, 7.2.2 Table 2). Frequency Class A (dBμV) Class B (dBμV) MHz Quasi-peak Average Quasi-peak Average .150 - 0.50 79 66 66 - 56* 56 - 46* 0.50 – 5.0 73 60 56 46 5.0 – 30.0 73 60 60 50 Notes: 1. Th…

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

Test Setup Photos

DUT on OATS DUT on OATS (close-up)

Contact Information

Applicant

Brian W Johnson(Engineering Group Manager)
[email protected]765-867-4179Fax: 765-867-5485

Technical Contact

University of MichiganValdis Liepa
[email protected]734-483-4211

1301 Beal Ave. · Ann Arbor, Michigan · United States

Test Firm

University of MichiganValdis Liepa
[email protected]734-647-1792Fax: 734-647-2106

Technical Specifications

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

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