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| Number | Title | Issue Date |
| 6606492 | Keyless entry system A keyless entry system includes a controller that operates in one of two modes. When an authentication signal is received from a passive signaling device, the controller operates in one mode that permits more convenient access to a user. When an authentic... | 08/12/2003 |
| 6597897 | Low power radio frequency transmitter with controllable gain A low power transmitter useful for vehicle remote keyless entry systems, for example, includes a transmitter circuit portion and a gain control circuit portion. The gain control circuit portion preferably includes an inductive load that introduces a reson... | 07/22/2003 |
| 6583715 | Method and system for unlocking and/or opening at least one openable member of a motor vehicle A method and a keyless entry system are provided for unlocking and/or opening at least one openable member such as a door of a motor vehicle. A key fob transmitter unit including a single manually operable switch or push-button is capable of transmitting ... | 06/24/2003 |
| 6580353 | Electronic safety system having an authentication element range determination, particularly a vehicle locking system An electronic safety system, particularly a vehicle locking system, has several safety units arranged on an object to be secured, at least one authorizing authentication element, and safety control devices with several object-side authentication element d... | 06/17/2003 |
| 6577228 | Door handle for vehicle and smart entry system for vehicle using the same A door handle for a vehicle which can miniaturize a transmitter provided on the vehicle and reduce a cost of the system is provided. The door handle includes a handle body which is mounted on an outer face of a door of the vehicle. A least a transmitting ... | 06/10/2003 |
| 6577226 | System and method for automatic vehicle unlock initiated via beam interruption An entry system (10) and an associated method are provided for a vehicle (12) that has at least one securable entrance. A lockable entrance cover (18, e.g., a door) closes the entrance to the vehicle (12). An interrogation communication arrangement has co... | 06/10/2003 |
| 6577227 | Remote-controlled access control device, in particular for a motor vehicle, and portable transponder which is configured for it A remote-controlled access control device includes a stationary transceiver device with a triggering device and a portable transponder. The stationary transceiver device transmits an interrogation code signal in response to the triggering device being act... | 06/10/2003 |
| 6559558 | Smart car starter A housing for a remote car starter that activates such starter at pre-set times of the day, and/or in response to a telephonically-originated message, comprises a cavitated area, an activation panel, a servomotor, and a timer and/or a dial-up sub-unit. Th... | 05/06/2003 |
| 6552659 | Device for transmitting mechanical control movements and/or electric signals between a door actuating device and a door closer device of a motor vehicle door Device for transferring mechanical setting movements and/or electrical signals between a door operating device (3) and a door closing device (4) of a motor vehicle door for the mechanical door functions opening/closing and locking/unlocking as well as for... | 04/22/2003 |
| 6552649 | Vehicle control system In a vehicle control system that is able to accurately recognize an approaching user, excessive detection operations are suppressed to reduce battery consumption. Control is performed at an optimum timing as desired by a user. The vehicle has a controller... | 04/22/2003 |
| 6549117 | Remote control system for a vehicle It is an object of the present invention to provide a remote control system for a vehicle wherein the contents of control are changed depending on the distance between the vehicle and a portable transmitter, for example with a locking command signal provi... | 04/15/2003 |
| 6549116 | Vehicle key-verifying apparatus and method with decreased verification time period feature A key-verifying apparatus for quickly determining whether a key is legitimate, even when a legitimate key is determined not to be legitimate in at least a first iteration of key-verifying processing due to a communication fault or the like. An immobilizer... | 04/15/2003 |
| 6538560 | Keyless device for controlling access to automobiles and keyless method for checking access authorization A keyless vehicle access control system includes a transceiver in a vehicle and a mobile transponder. The transceiver includes transmitters for transmitting respective code signals and a key interrogation signal and is operable for receiving response and ... | 03/25/2003 |
| 6538559 | Remote control apparatus and remote control method A remote control apparatus has a plurality of transmission request devices for transmitting a transmission request signal, a receiver for receiving the response signal transmitted in response to the transmission request signal, an operation control device... | 03/25/2003 |
| 6531955 | Arrangement for prevention of motor vehicle thefts The risk of vehicle theft is substantially diminished with an arrangement employs a decoder that is integrally coupled to, or embedded in, one or more operating elements of a vehicle that are controlled with an electrical signal. The decoder is constructe... | 03/11/2003 |
| 6525646 | Identification system for the user of a vehicle In an identification system for the user of a vehicle having a mobile transponder which contains a memory for an authorization code and a transmitting-receiving device for transmitting the authorization code to a vehicle-fixed receiver, the transponder is... | 02/25/2003 |
| 6525645 | Integrated remote keyless entry and garage door opener using a universal repeater A vehicle wireless transmitter system includes a portable fob and a repeater mounted in the vehicle headliner. The portable fob includes user actuated buttons and code generation circuitry for a remote keyless entry system, garage door opener system, and ... | 02/25/2003 |
| 6525643 | Vehicle theft prevention device A vehicle theft prevention device prohibiting release of a vehicle theft prevention control under a predetermined condition even when the control is applied using an authorized portable tool to thereby prevent the vehicle from running. Even when a vehicle... | 02/25/2003 |
| 6522241 | Motor vehicle equipped with a so-called "hands-free" access system An identification device for controlling locking of the opening leaves of the vehicle. The identification device is capable of remotely exchanging data with an identifier carried by a user, so as to allow access to the vehicle. The identification device i... | 02/18/2003 |
| 6522240 | Telecontrol device and method for the operation of telecontrol device A telecontrol device has a base station and control elements for influencing the base station. A storage arrangement is provided in control elements and in base station, information that assigns a control element to the base station being stored in the st... | 02/18/2003 |
| 6522027 | "Hands-free" access and/or engine starting system for automobile vehicles The disclosure relates to an authentication device for automobile vehicles that controls door locking and/or engine starting and is able to interchange data over a certain distance with an identifier, intended to be carried by a user, when said identifier... | 02/18/2003 |
| 6496107 | Voice-controlled vehicle control system A vehicle control system for permitting voice control of at least one device in a vehicle by at least one user includes a radio transponder unit which outputs an RF signal which includes an identification code; an electronic receiver for receiving the RF ... | 12/17/2002 |
| 6480098 | Remote vehicle control system including common carrier paging receiver and related methods A vehicle remote control system includes a common carrier paging receiver and an adapted remote transmitter coupled to the paging receiver to communicate with the system function controller. The system preferably includes a plurality of transmitters inclu... | 11/12/2002 |
| 6469620 | Method and apparatus for protecting a transmission path between a base unit and a mobile key unit The invention relates to a method and apparatus for protecting a transmission path between a base unit and a mobile key unit in an access control system, in particular for motor vehicles. A carrier signal which is modulated with a user signal is transmitt... | 10/22/2002 |
| 6449472 | System and method for remote convenience function control with at-vehicle and remote assistance-summoning functions A remote convenience system (10) and an associated function remotely control convenience functions at a vehicle (16). A receiver/controller (14), located at the vehicle (16), receives vehicle remote convenience function request signals (30) that convey re... | 09/10/2002 |
| 6414586 | Keyless entry system A keyless entry system for use with a key for operation within the key receptacle to start an engine. The key is arranged to transmit a first ID code specified therefor when the key is operated within the key receptacle to start the engine. The transmitte... | 07/02/2002 |
| 6396412 | Passive RF-RF entry system for vehicles A system for preventing unauthorized access to a vehicle having a passive entry system uses a bi-directional radio frequency, or RF-RF, signal. When using a RF-RF signal system, the signal from vehicle to a driver's ID device is non-directional and not si... | 05/28/2002 |
| 6396389 | Keyless entry control and transmitter for the same In the keyless entry control, if control switches are operated again while a transmission process specified by the control switch is being executed, function codes specified by states of operation of the control switch are stored by a transmitter. A remot... | 05/28/2002 |
| 6380842 | Electronic key An electronic key for use with a vehicle locking system controls at least one of a door locking feature and an ignition lock feature on the vehicle. The electronic key has a transmitter/receiver for transmitting at least one coded operating signal generat... | 04/30/2002 |
| 6366204 | Device for detecting a human body A circuit for detecting presence, includes a receiver having an antenna-forming element. An oscillator receives as input the output signal from the receiver. The oscillator includes a resonant stage and an amplification stage connected to the input of the... | 04/02/2002 |
| 6304168 | Door approach communication apparatus and door lock control apparatus A door approach transmission apparatus comprises an outside door handle 20 having a conductor with a slit 23 disposed in the door handle surface. A slot antenna 21, 23, 24, 25 is disposed at the slit 23, and includes feeding points 24, 25 installed on the... | 10/16/2001 |
| 6297731 | Vehicle remote control system having keyless entry and piggyback control features and associated methods A vehicle control system includes a data communications bus, a remote keyless entry (RKE) system, and a piggyback controller at the vehicle for performing a desired function based upon predetermined RKE signals generated on the data communications bus by ... | 10/02/2001 |
| 6275141 | Single-key security system A system for restricting access to certain components of a vehicle, the vehicle having a first mode wherein access to the certain components is restricted and a second mode wherein the certain components are accessible, the vehicle having a processor prog... | 08/14/2001 |
| 6271745 | Keyless user identification and authorization system for a motor vehicle A system for identifying the user of a vehicle and providing a level of authorization as a function of the identification of the user is disclosed. The system comprises fingerprint reading units located on the exterior and in the interior of the vehicle f... | 08/07/2001 |
| 6194991 | Remote keyless entry rolling code storage method A remote keyless entry system stores critical data for synchronization in a plurality of memory locations at the receiver. When a transmission is received, the received data is validated using the critical data from a first memory location. In the event t... | 02/27/2001 |
| 6184780 | Vehicle security system having enhanced valet feature and related methods A vehicle security system includes a controller being switchable to a valet mode based upon determining a plurality of successive activations of a valet switch with each activation comprising at least one operation of the valet switch, and based upon dete... | 02/06/2001 |
| 6181254 | Remote keyless entry system having passive transmission mode A keyless vehicle entry system is presented for controlling a vehicle device function, such as the locking-unlocking operations of a vehicle door lock. The system includes a portable transmitter and a receiver that responds to a vehicle function request s... | 01/30/2001 |
| 6161005 | Door locking/unlocking system utilizing direct and network communications A remote door locking/unlocking system includes both telephone receiver/DTMF decoder circuitry and a wireless radio frequency or infrared sensor for enabling the system to be actuated either by a portable short range transmitter or by any telephone. The t... | 12/12/2000 |
| 6157317 | Secure communication and control system for monitoring, recording, reporting and/or restricting unauthorized use of vehicle. A stop and control box houses the standard phone pager (a COTS APPLICATION--meaning commercial off the shelf) as a stimulating and communication device in either a secured and/or concealed mechanical lockup or in any protected area that employs any means ... | 12/05/2000 |
| 6130604 | Anti-theft system for vehicles To prevent the engine from becoming able to be started by a cut-off of the communication line, for example, an engine control ECU 20 contains a reference code which is used to compare with a personal ID code transmitted from a transponder 12 of a key 10. ... | 10/10/2000 |
