Block Diagram

FCC ID: GQ4-26T

Block Diagram

Download: PDF
FCCID_456539

June, 22, 2004                                          TRW Automotive U.S. LLC
                                                        d.b.a TRW Automotive Electronics
                                                        24175 Research Drive
                                                                                           TRW
                                                        Farmington Hills, MI 48335
                                                        Tel:    248.478.7210
                                                        Fax:    248.478.7241

RE: Certification for TRW TPM ’05 Sensor
      FCC ID:           GQ4-26T
      Canada IC:        1470A-7T




PRINCIPLES OF CIRCUIT OPERATION

The transmitter consists of 4 blocks: a battery, a micro-core measurement integrated circuit (IC),
a low frequency (LF) receiver circuit, and a radio frequency (RF) transmitter circuit, reference
block diagram in Figure 2.

BLOCK DIAGRAM


                                 Housing

                                  Battery
                                                                                            Figure 2.
                 Pressure /accel                                                           TPM Sensor
                                            315MHz RF
                  Temperature                                                                Block
                                            Transmitter        Valve - Rim Mount
                 Sensor /Control                                                            Diagram
                                           315 MHz
                 2 MHz Clock
                                           Oscillator
                      125KHz
                      Receiver




EXHIBIT_______            Confidential / Trade Secret Information                      Page ___ of ___



Document Created: 2004-08-02 22:57:46
Document Modified: 2004-08-02 22:57:46

© 2024 FCC.report
This site is not affiliated with or endorsed by the FCC