CWTWBU624Passive Entry System.

CONTENTS 1. PREFACE 2. PASSSIVE ACCSESS ENTRY FUNCTIONALITY 2.1. Door Unlocking 2.2. Engine Start 2.3. Engine Stop 2.4. Door Locking (Push switch) 3. ACTIVE ACCESS ENTRY FUNCTIONALITY 3.1. Door Unlocking 3.2. Engine Start 3.3. Engine Stop 3.4. Door Locking 3.5. PBD Open 4. ENTRY SYSTEM OPTIONS 4.1. System Schematic 4.2. Modules 4.2.1. FOB ECU 4.2.2. Entry System ECU 5. SYSTEM CHARACTERISTICS 5.1. Antenna Areas 5.2. Exciter Locations 5.3. Switch Input Locations (Door handle) 6. ELECTRICAL CHARACTERISTICS 6.1. FOB 6.2. Entry System ECU FCC WARNING NOTICE 1.Preface This document describes the requirements and operation of the Passive Entry System. However, this document is especially for the Entry system ECU (acronym for Electric Control Unit) and the FOB. The FOB consists the following functionality for passive access and active access: • • • • • • • • • • • • • • • • Door unlocking / locking (however, only for request by means of switch operation) PBD open (however, only for request by means of switch operation) LF decoding RF encoding Communication data encryption (cryptograph, anti-collision, rolling code and stuff) And the entry system ECU consists of the following functionality: Door unlocking / locking PBD open Engine start (/ stop) LF encoding RF encoding Communication data encryption (cryptograph, anti-collision, rolling code and stuff) LF antenna unit control Communication with the node ECUs connected to the body bus (e.g. CAN, J1850, customer dependent bus) As a further function, both the FOB and the entry system ECU provides the following function: Learning mode for programming the manufacturing data and stuff Data locking and password protection Diagnostic (based upon ISO9141 if required) 2.Passsive Accsess Entry Functionality A handle sw located on, for example the door handles, mirrors and PBD lid will be used for proximity check if user is in neighborhood of the vehicle. The switch input will trigger for unlocking and open the doors and PBD. Door Handle SW Figure 1 2.1.Door Unlocking User pushes door handle sw. • • • • • ECU sends LF-challenge via exterior antenna. FOB sends RF-response to the ECU. Door unlocking status is engaged. Doors are opened. RF LF FOB Figure 2 2.2.Engine Start User operates the engine start knob. • • • • • • ECU sends LF-challenge via interior antenna. FOB sends RF-response to the ECU. Immobilizer ECU receives and authorize the response. Engine controller ECU receives the authorization for engine strat. FOB RF LF Start the engine. Figure 3 2.3.Engine Stop User operates the engine stop knob. • • • • ECU communicates with the other ECU for engine start request. Engine controller ECU receives the request. Stop the engine Figure 4 2.4.Door Locking (Push switch) User closes the door and pushes the switch (sensing of door locking switch). • • • • • • ECU sends LF-challenge via exterior antenna. FOB sends RF-response to the ECU. Door locking status is engaged. Doors are locked. (Indicates the door locking status by means of Flasher / Buzzer or stuff) Figure 5 3.Active Access Entry Functionality 3.1.Door Unlocking Same functionality as the current one. 3.2.Engine Start This function does not effect on the active entry system. 3.3.Engine Stop This function does not have influence on the active entry system. 3.4.Door Locking Same functionality as the current one. 3.5.PBD Open Same functionality as the current one. 4.Entry System Options 4.1.System Schematic Body Bus OTHER ECUS LF (>2Kbps) Local Bus ECUECUECU 315MHz RF (>4Kbps) 125kHz FOB ENTRY SYSTEM ECU 4.2.Modules 4.2.1.FOB ECU Panic 315MHz 125kHz Emergency key (Transponder) PBD Unlock Lock Z FOB RF Amp LF Amp Y X ASIC 4.2.2.Entry System ECU Room4 LF Excite r Tuner signal Room2 Room3 LF Excite r LF Excite r Interior Antenna Room1:Center Console Antenna Room2:Luggage Antenna Room3: Shifter Antenna Room4:Over Console Antenna Exterior Antenna Dr : Driver Door Antenna As : Assist Door Antenna PBD : Bumper Antenna 125kHz PBD As Dr Room1 LF Excite r LF Excite r LF Excite r LF Excite r Local Bus Body Bus Push knob (Engine start knob) Dr Door handle As Door handle PBD MCU ENTRY SYSTEM ECU 5.System Characteristics 5.1.Antenna Areas Exterior operating range: 0.8m to 1.5m Interior operating range: Only inside the car Number of the exterior exciters : typ.3, however, it is depending on the type of the vehicle. Number of the interior exciters: max.4 (min.2) Dr Interior Exterior As Back Figure 6 Exterior antenna functionality: Unlock / lock doors. • • • • • • Open PBD. Activate / deactivate alarm system. Activate immobilizer Interior antenna functionality: Deactivate immobilizer Engine start 5.2.Exciter Locations Exterior exciters: 3 doors Interior exciters: 1 Center Console 2 Laggage 3 Shitter 4 Overhead Console Bumper Interior Exterior Dr As Figure 7 Antenna location can be different among of type of the vehicle (e.g. coupe, sedan, mini and stuff). 5.3.Switch Input Locations (Door handle) There are some switches, for instance the door handle contact switch will be used as a triggering for unlocking and open the door. Switch inputs: 3 doors Dr As PBD Figure 8 Switch inputs can be different among of type of the vehicle (e.g. coupe, sedan, mini and stuff). 6.Electrical Characteristics 6.1.FOB • • • • • • • • • • • • ASK / FSK modulation Operating supply voltage 2.5V ~ 3.3V (3.0V Battery) Operating supply current < 35mA Stand-by current < 10.0uA Operating ambient temperature -10 o C to +60 o C Antenna direction 3-Dimension (X, Y, Z), to be considered Battery life 1.5 Years (Low battery indication is considered) 6.2.Entry System ECU Operating supply voltage 9.0V ~ 16.0V Operating supply current < 55mA Stand-by current < 4.0mA Operating ambient temperature -30 o C to +80 o C FCC WARNING Changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment. NOTICE This device complies with Part 15 of the FCC Rules and RSS-Gen of IC Rules. Operation is s…

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Dward ATCB From: [email protected] Sent: 11/01/2006 3:10 AM To: Dward ATCB Cc: [email protected]; [email protected]; [email protected] Subject: Reply to your comment for CWTWBU624_ATCB004197 11/01/06 Hi! Dennis, We have added description "The test was performed with the operation of continuous transmitting to be set as the maximum data rate" in the test report for all the models we submitted to you. We assume that it would meet your comment. If it is sufficient, we will upload the test reports we revised as soon as possible. We will be expecting to receive the Grant and the Certificate tomorrow morning. Sorry for pushing you hard. Best regards, Yoshiko UL Apex Co., Ltd. Hi Yoshiko Please see comments Thanks Dennis Ward Evaluation Engineer American TCB Certification Resource for the Wireless Industry www.atcb.com 703‐847‐4700 fax 703‐847‐6888 direct ‐ 703‐880‐4841 cell ‐ 209‐769‐8316 NOTICE: This E‐Mail message and any attachment may contain privileged or company proprietary information. If you received this message in error, please return to the sender. "Dward ATCB" <[email protected]> 2006/11/01 15:14 To <[email protected]> cc SubjectCWTWBU624_ATCB004197 - For more information about UL, its Marks, and its services for EMC, quality registrations and product certifications for global markets, please access our web sites at http://www.ul.com and http://www.ul-asia.com or contact your local sales representative. -- ********* Internet E-mail Confidentiality Disclaimer ********** This e-mail message may contain privileged or confidential information. If you are not the intended recipient, you may not disclose, use, disseminate, distribute, copy or rely upon this message or attachment in any way. If you received this e-mail message in error, please return by forwarding the message and its attachments to the sender. UL and its affiliates do not accept liability for any errors, omissions, corruption or virus in the contents of this message or any attachments. ***************************************************************** 11/01/06

FCC ID : CWTWBU624 IC Number : 1788D-FWB1U624 ALPS ELECTRIC CO., LTD. External Photo Front Side (Infiniti Logo) Front Side (Nissan Logo) FCC ID : CWTWBU624 IC Number : 1788D-FWB1U624 ALPS ELECTRIC CO., LTD. Back Side Top Side FCC ID : CWTWBU624 IC Number : 1788D-FWB1U624 ALPS ELECTRIC CO., LTD. Bottom Side Left Side FCC ID : CWTWBU624 IC Number : 1788D-FWB1U624 ALPS ELECTRIC CO., LTD. Right Side

Label Hand Unit (TWB1U624) FCC ID : CWTWBU624 IC No. : 1788D-FWB1U624 MODEL NAME : TWB1U624 .ALPS ELECTRIC CO . , LTD. *The way of attaching FCC ID is “Carving”

Label Hand Unit (TWB1U624) *The way of attaching FCC ID is “Carving” FCC ID : CWTWBU624 IC : 1788D-FWB1U624 MODEL NAME : TWB1U624 .ALPS ELECTRIC CO . , LTD.

FCC ID : CWTWBU624 IC Number : 1788D-FWB1U624 ALPS ELECTRIC CO., LTD. Internal Photo Internal Front Internal Back FCC ID : CWTWBU624 IC Number : 1788D-FWB1U624 ALPS ELECTRIC CO., LTD. PCB Front PCB Back

FCC ID : CWTWBU624 Test report No. : 27BE0279-YK-A Page : 1 of 20 Issued date : October 18, 2006 UL Apex Co., Ltd. YAMAKITA EMC LAB. 907 Kawanishi, Yamakita-machi, Ashigarakami-gun, Kanagawa-ken, 258-0124 JAPAN Telephone: +81 465 77 1011 Facsimile: +81 465 77 2112 MF060b (14.06.06) EMI TEST REPORT Test Report No.: 27BE0279-YK-A Applicant : Alps Electric Co., Ltd. Type of Equipment : Passive Entry System (Hand Unit) Model No. : TWB1U624 FCC ID : CWTWBU624 Test Standard : FCC Part15 Subpart C Section 15.209, Section 15.231: 2006 Test Result : Complied 1. This test report shall not be reproduced except in full, without the written approval of UL Apex Co., Ltd. 2. The results in this report apply only to the sample tested. 3. This equipment is in compliance with the above regulation. 4. The test results in this test report are traceable to the national or international standards. Date of test: October 5, 6 and 12, 2006 Tested by: Fumiaki Matsuo & Toyokazu Imamura Approved by: Osamu Watatani Site Manager of Yamakita EMC Lab. FCC ID : CWTWBU624 Test report No. : 27BE0279-YK-A Page : 2 of 20 Issued date : October 18, 2006 UL Apex Co., Ltd. YAMAKITA EMC LAB. 907 Kawanishi, Yamakita-machi, Ashigarakami-gun, Kanagawa-ken, 258-0124 JAPAN Telephone: +81 465 77 1011 Facsimile: +81 465 77 2112 MF060b (14.06.06) Table of Contents Page 1 Applicant Information 3 2 Product Description 3 3 Test Specification, Procedures and Results 4 4 System Test Configuration 6 5 Automatically deactivate 7 6 Radiated Emissions 8 7 -20dB Bandwidth and Occupied Bandwidth 9 Contents of Appendixes 10 APPENDIX 1: Photographs of test setup 11 APPENDIX 2: Test Data 13 APPENDIX 3: Test instruments 20 FCC ID : CWTWBU624 Test report No. : 27BE0279-YK-A Page : 3 of 20 Issued date : October 18, 2006 UL Apex Co., Ltd. YAMAKITA EMC LAB. 907 Kawanishi, Yamakita-machi, Ashigarakami-gun, Kanagawa-ken, 258-0124 JAPAN Telephone: +81 465 77 1011 Facsimile: +81 465 77 2112 MF060b (14.06.06) 1 Applicant Information Company Name : Alps Electric Co., Ltd. Address : 6-3-36 Furukawanakazato, Osaki-shi, Miyagi-ken, 989-6181 JAPAN Telephone Number : +81-229-23-5111 Facsimile Number : +81-229-23-3755 Contact Person : Tomosuke Takata 2 Product Description Type of Equipment : Passive Entry System (Hand Unit) Model No. : TWB1U624 Serial No. : TWB1U624-2 (Automatically deactivate test) / TWB1U624-1 (other test) Rating : : DC3V (Battery) Country of Manufacture : Japan Receipt Date of Sample : October 4, 2006 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. Model: TWB1U624 (referred to as the EUT in this report) is a Hand unit, which is carried by the owner of the vehicle. It performs transmission through RF antenna to tuner (I-KEY unit), processes LF signal from I-KEY unit, and performs actions according to the signal. Equipment type : Transceiver Frequency of operation : Tx: 315MHz, Rx: 125kHz Other clock frequency : 8MHz (IC) Type of modulation : FSK (Tx) Antenna type : Tx: Internal/PCB Pattern (Loop) Rx: 3-axis Internal / (Loop coil and bar antenna) Antenna connector type : None Method of Frequency generation : Simplex Emission designation : F1D Operation temperature range : -10 ~ +60 deg. C. *FCC Part15.31 (e) This test was performed with the new battery (DC 3V); therefore, this EUT complies with the requirement. *FCC Part15.203 It is impossible for end users to replace the antenna, because the antenna is mounted inside of the EUT. Therefore, the equipment complies with the requirement. FCC ID : CWTWBU624 Test report No. : 27BE0279-YK-A Page : 4 of 20 Issued date : October 18, 2006 UL Apex Co., Ltd. YAMAKITA EMC LAB. 907 Kawanishi, Yamakita-machi, Ashigarakami-gun, Kanagawa-ken, 258-0124 JAPAN Telephone: +81 465 77 1011 Facsimile: +81 465 77 2112 MF060b (14.06.06) 3 Test Specification, Procedures and Results 3.1 Test specification Test specification : FCC Part15 Subpart C: 2006 Title : FCC 47CFR Part15 Radio Frequency Device Subpart C Intentional Radiators Section 15.209: Radiated emission limits, general requirements Section 15.231 Periodic operation in the band 40.66 - 40.70 MHz and above 70 MHz 3.2 Procedures & Results Item Test Procedure Specification Remarks DeviationWorst Margin Results Conducted Emission ANSI C63.4: 2003 7. AC powerline conducted emission measurements Section 15.207 - N/A *1 - N/A Automatically Deactivate ANSI C63.4:2003 13. Measurement of intentional radiators Section 15.231(a)(1) Radiated N/A - Complied Electric Field Strength of Fundamental Emission ANSI C63.4:2003 13. Measurement of intentional radiators Section 15.231 (b) Radiated N/A 4.1dB (Horizontal, QP) Complied Electric Field Strength of Spurious Emission ANSI C63.4:2003 13. Measurement of intentional radiators Section 15.205 Section 15.209 Section 15.231 (b) Radiated N/A 15.2dB (944.86MHz, Horizontal) Complied -20dB Bandwidth ANSI C63.4:2003 13. Measurement of intentional radiators Section 15.231(c) Radiated N/A - Complied *1) The test is not applicable since the EUT has no AC mains. Note: UL Apex’s EMI Work Procedures No.QPM05. * No addition, exclusion nor deviation has been made from the standard. 3.3 Uncertainty Radiated emission The measurement uncertainty (with 95% confidence level) for this test using Biconical antenna is ±4.5dB. The measurement uncertainty (with 95% confidence level) for this test using Logperiodic antenna is ±4.3dB. The measurement uncertainty (with 95% confidence level) for this test using Horn antenna is ±5.2dB. The data listed in this report meets the limits unless the uncertainty is taken into consideration. FCC ID : CWTWBU624 Test report No. : 27BE0279-YK-A Page : 5 of 20 Issued date : October 18, 2006 UL Apex Co., Ltd. YAMAKITA EMC LAB. 907 Kawanishi, Yamakita-machi, Ashigarakami-gun, Kanagawa-ken, 258-0124 JAPAN Telephone: +81 465 77 1011 Facsimile: +81 465 77 2112 MF060b (14.06.06) 3.4 Test Location UL Apex Co., Ltd. Yamaki…

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FCC ID : CWTWBU624 Test report No. : 27BE0279-YK-A Page : 1 of 20 Issued date : October 18, 2006 UL Apex Co., Ltd. YAMAKITA EMC LAB. 907 Kawanishi, Yamakita-machi, Ashigarakami-gun, Kanagawa-ken, 258-0124 JAPAN Telephone: +81 465 77 1011 Facsimile: +81 465 77 2112 MF060b (14.06.06) EMI TEST REPORT Test Report No.: 27BE0279-YK-A Applicant : Alps Electric Co., Ltd. Type of Equipment : Passive Entry System (Hand Unit) Model No. : TWB1U624 FCC ID : CWTWBU624 Test Standard : FCC Part15 Subpart C Section 15.209, Section 15.231: 2006 Test Result : Complied 1. This test report shall not be reproduced except in full, without the written approval of UL Apex Co., Ltd. 2. The results in this report apply only to the sample tested. 3. This equipment is in compliance with the above regulation. 4. The test results in this test report are traceable to the national or international standards. Date of test: October 5, 6 and 12, 2006 Tested by: Fumiaki Matsuo & Toyokazu Imamura Approved by: Osamu Watatani Site Manager of Yamakita EMC Lab. FCC ID : CWTWBU624 Test report No. : 27BE0279-YK-A Page : 2 of 20 Issued date : October 18, 2006 UL Apex Co., Ltd. YAMAKITA EMC LAB. 907 Kawanishi, Yamakita-machi, Ashigarakami-gun, Kanagawa-ken, 258-0124 JAPAN Telephone: +81 465 77 1011 Facsimile: +81 465 77 2112 MF060b (14.06.06) Table of Contents Page 1 Applicant Information 3 2 Product Description 3 3 Test Specification, Procedures and Results 4 4 System Test Configuration 6 5 Automatically deactivate 7 6 Radiated Emissions 8 7 -20dB Bandwidth and Occupied Bandwidth 9 Contents of Appendixes 10 APPENDIX 1: Photographs of test setup 11 APPENDIX 2: Test Data 13 APPENDIX 3: Test instruments 20 FCC ID : CWTWBU624 Test report No. : 27BE0279-YK-A Page : 3 of 20 Issued date : October 18, 2006 UL Apex Co., Ltd. YAMAKITA EMC LAB. 907 Kawanishi, Yamakita-machi, Ashigarakami-gun, Kanagawa-ken, 258-0124 JAPAN Telephone: +81 465 77 1011 Facsimile: +81 465 77 2112 MF060b (14.06.06) 1 Applicant Information Company Name : Alps Electric Co., Ltd. Address : 6-3-36 Furukawanakazato, Osaki-shi, Miyagi-ken, 989-6181 JAPAN Telephone Number : +81-229-23-5111 Facsimile Number : +81-229-23-3755 Contact Person : Tomosuke Takata 2 Product Description Type of Equipment : Passive Entry System (Hand Unit) Model No. : TWB1U624 Serial No. : TWB1U624-2 (Automatically deactivate test) / TWB1U624-1 (other test) Rating : : DC3V (Battery) Country of Manufacture : Japan Receipt Date of Sample : October 4, 2006 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. Model: TWB1U624 (referred to as the EUT in this report) is a Hand unit, which is carried by the owner of the vehicle. It performs transmission through RF antenna to tuner (I-KEY unit), processes LF signal from I-KEY unit, and performs actions according to the signal. Equipment type : Transceiver Frequency of operation : Tx: 315MHz, Rx: 125kHz Other clock frequency : 8MHz (IC) Type of modulation : FSK (Tx) Antenna type : Tx: Internal/PCB Pattern (Loop) Rx: 3-axis Internal / (Loop coil and bar antenna) Antenna connector type : None Method of Frequency generation : Simplex Emission designation : F1D Operation temperature range : -10 ~ +60 deg. C. *FCC Part15.31 (e) This test was performed with the new battery (DC 3V); therefore, this EUT complies with the requirement. *FCC Part15.203 It is impossible for end users to replace the antenna, because the antenna is mounted inside of the EUT. Therefore, the equipment complies with the requirement. FCC ID : CWTWBU624 Test report No. : 27BE0279-YK-A Page : 4 of 20 Issued date : October 18, 2006 UL Apex Co., Ltd. YAMAKITA EMC LAB. 907 Kawanishi, Yamakita-machi, Ashigarakami-gun, Kanagawa-ken, 258-0124 JAPAN Telephone: +81 465 77 1011 Facsimile: +81 465 77 2112 MF060b (14.06.06) 3 Test Specification, Procedures and Results 3.1 Test specification Test specification : FCC Part15 Subpart C: 2006 Title : FCC 47CFR Part15 Radio Frequency Device Subpart C Intentional Radiators Section 15.209: Radiated emission limits, general requirements Section 15.231 Periodic operation in the band 40.66 - 40.70 MHz and above 70 MHz 3.2 Procedures & Results Item Test Procedure Specification Remarks DeviationWorst Margin Results Conducted Emission ANSI C63.4: 2003 7. AC powerline conducted emission measurements Section 15.207 - N/A *1 - N/A Automatically Deactivate ANSI C63.4:2003 13. Measurement of intentional radiators Section 15.231(a)(1) Radiated N/A - Complied Electric Field Strength of Fundamental Emission ANSI C63.4:2003 13. Measurement of intentional radiators Section 15.231 (b) Radiated N/A 4.1dB (Horizontal, QP) Complied Electric Field Strength of Spurious Emission ANSI C63.4:2003 13. Measurement of intentional radiators Section 15.205 Section 15.209 Section 15.231 (b) Radiated N/A 15.2dB (944.86MHz, Horizontal) Complied -20dB Bandwidth ANSI C63.4:2003 13. Measurement of intentional radiators Section 15.231(c) Radiated N/A - Complied *1) The test is not applicable since the EUT has no AC mains. Note: UL Apex’s EMI Work Procedures No.QPM05. * No addition, exclusion nor deviation has been made from the standard. 3.3 Uncertainty Radiated emission The measurement uncertainty (with 95% confidence level) for this test using Biconical antenna is ±4.5dB. The measurement uncertainty (with 95% confidence level) for this test using Logperiodic antenna is ±4.3dB. The measurement uncertainty (with 95% confidence level) for this test using Horn antenna is ±5.2dB. The data listed in this report meets the limits unless the uncertainty is taken into consideration. FCC ID : CWTWBU624 Test report No. : 27BE0279-YK-A Page : 5 of 20 Issued date : October 18, 2006 UL Apex Co., Ltd. YAMAKITA EMC LAB. 907 Kawanishi, Yamakita-machi, Ashigarakami-gun, Kanagawa-ken, 258-0124 JAPAN Telephone: +81 465 77 1011 Facsimile: +81 465 77 2112 MF060b (14.06.06) 3.4 Test Location UL Apex Co., Ltd. Yamaki…

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FCC ID : CWTWBU624 Test report No. : 27BE0279-YK-A Page : 11 of 20 Issued date : October 18, 2006 UL Apex Co., Ltd. YAMAKITA EMC LAB. 907 Kawanishi, Yamakita-machi, Ashigarakami-gun, Kanagawa-ken, 258-0124 JAPAN Telephone: +81 465 77 1011 Facsimile: +81 465 77 2112 MF060b (14.06.06) Radiated emission Rear view Front view FCC ID : CWTWBU624 Test report No. : 27BE0279-YK-A Page : 12 of 20 Issued date : October 18, 2006 UL Apex Co., Ltd. YAMAKITA EMC LAB. 907 Kawanishi, Yamakita-machi, Ashigarakami-gun, Kanagawa-ken, 258-0124 JAPAN Telephone: +81 465 77 1011 Facsimile: +81 465 77 2112 MF060b (14.06.06) Pre-check of the worst position Frequency Below 30MHz Above 30MHz Antenna: Horizontal Y Y Antenna: Vertical X X X-axis Y-axis Z-axis