Matches 1 - 50 out of 148 1 2 3 >
Match Document Document Title
7365635 Overhead door immobilizer  
An overhead door immobilizer deactivates power to the power head operator in a conventional overhead door system to prevent the door from damaging the hatch portion of a vehicle when the hatch...
7327216 Secret key programming technique for transponders using encryption  
A secret key is programmed into a key transponder from a base station wherein the key transponder stores a fixed ID, a first default key segment stored in a first memory page, and a second default...
7327108 System and methods for automatically moving access barriers initiated by mobile transmitter devices  
An operator system and related methods for automatically controlling access barriers which includes a base controller associated with at least one access barrier and at least one base receiver...
7298268 Read authentication method and system for securing data stored on RFID tags  
A system and method for limiting the reading out of data from an RFID tag by requiring a reader of the tag to be authenticated by providing the correct key to the tag, static or rotating, before...
7286061 Method and apparatus for activating optical media  
A method and apparatus for activating an optical media device with a conditional access mechanism is presented. The optical media device is configured with a conditional access system such as an...
7269416 Universal vehicle based garage door opener control system and method  
A vehicle-based control system and method for use with a barrier operating system that includes a motor, a receiver in communication with the motor, and a remote transmitter for transmitting an...
7227448 Secure system for the control of the unlocking of at least one openable panel of a motor vehicle  
A system for controlling locking/unlocking of at least one openable panel of a vehicle is provided. The system is especially designed to prevent unauthorized persons from intercepting and copying...
7227445 Wireless activation system and method  
A system and method for wireless activation of a target. A communication device transmits an ID associated with the target to a network operations center. The network operations center provides an...
7209029 Electronic lock system and method for providing access thereto  
A method for providing a security code comprises providing an access location identification and security device information. A user provides access location information and access duration...
7193503 Electronic lock system and method for its use with a secure memory card  
An improved electronic lock system is provided for use with real estate lock boxes. Each user has an identification card with a non-volatile secure memory for exchanging data with the lock box, and...
7187267 Secure data tagging systems  
A system is disclosed for secure communication between an interrogator and an RFID tag. The system includes means for singulating the tag in a population of RFID tags and means for extracting from...
7183911 Baby monitor  
A baby monitor has a nursery unit and parent unit. The nursery unit has a controller for generating a privacy code, a microphone for detecting baby sounds and a transmitter for transmitting a...
7176783 Device for identifying authorization and triggering, enabling an action, preferably an electronic locking device for motor vehicles  
A device for identifying authorization and triggering/enabling an action. The device comprises a base unit that detects identity information of a key unit, compares it with predetermined identity...
7173514 Operator for a movable barrier and method of use  
A modifiable transmitter is used with an operator to control a position of a barrier. The operator includes a controller for comparing radio frequency transmissions received with stored serial...
7161466 Remote control automatic appliance activation  
A programmable remote control automatically learns characteristics necessary to generate an appliance activation signal. A sensor is positioned proximate to the appliance. A sequence of different...
7129816 Remote control system  
Provided is a remote control system capable of preventing a key code from being deciphered when the key code is transmitted from a transmitter to a receiver to be registered. In the transmitter, in...
7113072 Semiconductor device for keyless entry transmitter  
A semiconductor device for a keyless entry transmitter has a command data circuit connected to communication terminals for communication with a microcomputer. A memory circuit is connected to the...
7042336 Methods for field programming radio frequency identification devices that control remote control devices  
A remote control device that is combined with a modified RFID circuit that allows an individual to enter information into different types of equipment. When an individual touches graphite contacts...
7034676 Securing method, interrogation unit and securing system for implementing the securing method  
In a method for securing an object against unauthorized use, an interrogation unit ( 1 ) transmits an interrogation signal (s) and tests whether a response unit ( 2 ), which is to be carried by an...
7034654 Motor vehicle engine immobilizer security system and method  
Methods and apparatus are provided for insuring that a motor vehicle is being operated by an authorized operator. The apparatus includes an electronic control unit (ECU), an engine immobilizer...
7020502 Transmitter for remote control system  
A transmitter has a dummy load circuit. The dummy load circuit is driven prior to writing of a rolling code into a memory. It consumes the amount of power corresponding to the amount of power...
7009489 Electronic lock system and method for its use  
An improved electronic lock system is provided for use with real estate lock boxes where there is the need for many people to access the secured compartment of the lock box in a controlled manner....
6989732 Electronic lock system and method for its use with card only mode  
An improved electronic lock system is provided for use with real estate lock boxes where there is the need for many people to access the secured compartment of the lock box in a controlled manner....
6975203 Universal barrier operator transmitter  
In a multiple barrier movement operator environment, one switch module for controlling all of the barrier movement operators. The switch module may be wall mounted for convenience and communicates...
6963267 Operator for a movable barrier and method of use  
A modifiable transmitter is used with an operator to control a position of a barrier. The operator includes a controller for comparing radio frequency transmissions received with stored serial...
6956460 Transmitter for operating rolling code receivers  
A fixed transmitter for operating a rolling code receiver is disclosed. A set of fixed codes is captured from a rolling code transmitter that is used to actuate a corresponding rolling code...
6943664 Process for controlling the resynchronization of a remote control with a changing code  
This process comprises the following steps: detection of the need for resynchronization, identification of a desynchronized badge and memorization in a computer of a corresponding code,...
6850146 Device for controlling a security device  
A device for controlling a security device, preferably for securing a motor vehicle against unauthorized use, a portable key having a transmitter for sending messages after every actuation and the...
6819218 Maintenance/inspection support apparatus and entry/exit management apparatus  
A maintenance/inspection support apparatus including an inspection information storage section storing inspection information of a plurality of equipments serving as maintenance/inspection targets,...
6816058 Bio-metric smart card, bio-metric smart card reader and method of use  
A system for increasing transaction security across existing infrastructure is provided. A user bio-metric sensor device is integrated into a credit or debit card. A display unit provides a key,...
6774763 Apparatus for activating and/or deactivating a security device  
An apparatus for activating and/or deactivating a security device, particularly an entry device for a motor vehicle, having a portable transmitter unit for wirelessly transmitting a coded...
6707373 Method of making secure a hands-free access and/or starting system for a motor vehicle  
The method of making secure a hands-free access and/or starting system for a motor vehicle, the hands-free system a control unit ( 2 ) placed in the vehicle and a portable identifier ( 1 ) suitable...
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...
6469616 Method for initializing an anti-theft system of a motor vehicle  
The anti-theft system is placed in the initialization state by activating a key in the ignition lock in a predescribed manner that is unusual relative to the day to day operation. A bidirectional...
6320493 Remote control security system for automobile issuing a fixed basic code and two variable codes  
A remote control security system includes a remote control unit, a receiving unit, and an operation unit connected to the receiving unit for performing or cancelling an alarm function. A...
6181252 Remote control system and method having a system-specific code  
In a remote control system having a transmitter and a receiver, a rolling code is ciphered to generate a ciphered rolling code by repeating, n times, an exclusive-OR operation on a constant code in...
6163271 Key-less entry system  
An ID setup/change unit (61) adapted for ID registration, change and deletion to and from a memory (46) is connectable to a vehicle-mounted controller (3), permitting a facilitated ID storage for...
6151623 Agent activity report via object embedding  
A software intelligent Agent, and rules provided thereto by a user, screen and process data objects, for example an e-mail message, in accordance with said rules. Actions taken by the Agent to...
6150926 Vehicle security system including indicator mounted to window antenna unit and related methods  
A vehicle security system includes a first housing for positioning adjacent the front windshield area of the vehicle, and an antenna carried by the first housing for receiving signals from the at...
6144113 Machine start controlling apparatus  
An immobilizer ECU (20) compares an internally stored reference code with a key code transmitted from a key (10). An engine ECU (24) transmits a rolling code A when an engine speed reaches 500 rpm....
6130623 Encryption for modulated backscatter systems  
A tag and an interrogator exchange proprietary information using Modulated BackScatter (MBS) technology. A method for encrypting the RFID user's PIN and thereby making the interception and the...
6102286 Integrated data entry system including a card proximity sensor for security access control  
A method and apparatus for access control is disclosed. The apparatus comprises a keypad unit, proximity sensor, a card reader interface circuit, and a control circuit. The keypad unit displays a...
RE36752 Cryptographic authentication of transmitted messages using pseudorandom numbers  
An automobile door receiver module (30) and a plurality of keychain fob transmitter units (16) contain identification numbers, secret initial values, and secret feedback masks so as to authenticate...
6057764 Dynamically bypassed alarm system  
An alarm system having motion violation sensors (motion or other presence detectors and door and window switches) can have a potential alarm condition be determined to not be a violation of the...
6046681 Remote controlled door lock system  
A Remote Controlled Door Lock System for securely retracting a locking bolt from engagement to a striker plate disposed in a door jamb. The inventive device includes a solenoid for retracting the...
6043753 Remote-control-operated locking/unlocking system  
A remote-control-operated locking/unlocking system includes a key which transmits a locking/unlocking signal by remote control. A locking/unlocking unit is provided with a controller for...
6043752 Integrated remote keyless entry and ignition disabling system for vehicles, using updated and interdependent cryptographic codes for security  
A remote-control unit for vehicles in which an immobilizer facility and keyless entry facility are united to enable bidirectional transmission. Further, a cost reduction is achieved by decreasing...
6037858 Communication apparatus  
A communication apparatus for preventing an unauthorized use of a lost transmitter, and for making a use of that transmitter possible by a simple operation when the lost transmitter is subsequently...
6028527 Decryption and encryption transmitter/receiver with self-test, learn and rolling code  
A computer implemented method transmits and receives an information signal. A common start position is established for the receive mode where the information signal is received and a transmit mode...
6020827 Authentication device with key number memory  
The invention relates to a device for checking the user authorisation for access control devices, in particular locking devices for vehicles. The information emitted by the respective transponder...
Matches 1 - 50 out of 148 1 2 3 >