Match Document Document Title
7649440 Apparatus and method for unifying multiple radio frequency identifications  
An apparatus and method for unifying multiple radio frequency identifications (RFIDs) are provided. The apparatus includes: a data arithmetic operator collecting RFIDs, storing the collected...
7646284 Systems and apparatus for writing data to multiple RF tags contained on print media  
Print media (28) having a plurality of radio frequency data storage devices (88) passes through a print media pathway (110) of a printer assembly (14). The devices (88) can be programmed using...
7642897 Cooperative vehicular identification system  
Cooperative Vehicular Identification Systems and Methods, capable of monitoring and recording vehicular law violations, with the assistance and cooperation of the vehicles in violation, are...
7633378 Object identification system with adaptive transceivers and methods of operation  
An object identification system includes a monitor and a plurality of transceivers that communicate over a common medium. The monitor includes a first transmitter, a first receiver, and a...
7626488 Method and system for communicating with and tracking RFID transponders  
An RFID system and method for communicating between a host computer, one or more interrogators connected to the host computer, and a large body of transponders distributed within an area covered...
7624918 Wireless identification based display  
Systems and methods for providing discreet messaging are provided. Based on an identification of a customer and/or a product to be purchased, a message is selectively produced and provided in a...
7623827 Voltage overshoot protection  
A transmission circuit for an RF inductive link, particularly for an implanted device such as a cochlear implant. In a preferred form, the transmission circuit 1 includes a transmitter coil 24 and...
7616094 Radio frequency identification system with write broadcast capability  
A Write Broadcast system and method uses a base station to write sent data to all or some selected number (sub group) of tags in a base station field simultaneously. By unselecting the tags that...
7612652 Battery activation circuit  
A system and method for selectively activating a device based on an activate command. A circuit, in low power mode, listens for an activate command. The activate command includes a preamplifer...
7612650 Remote control system and method  
Each of a portable device and an in-vehicle unit is provided with respective GPS receivers to determine a portable device position and a vehicle position. The portable device transmits a response...
7609147 Method and apparatus for improving wireless data transmission  
A method and apparatus includes at least one transponder or sensor to transmit useful data in an asynchronous mode to at least one reader. Before the start of the useful data transmission, the...
7609163 Radio frequency ID Doppler motion detector  
A system and method for a radio frequency identification (RFID) reader for use in an RFID detection system. The reader has an RF source for generating RF signals. An antenna is coupled to the RF...
7605714 System and method for command and control of wireless devices using a wearable device  
A wearable electronic device is configured to control and command a variety of wireless devices within its proximity. The wearable device dynamically generates a user interface corresponding to...
7604177 Contactless data carrier, interrogator, contactless data carrier system, and method of acquiring data  
A contactless data carrier has a measurement port receiving an external signal to be compared, a threshold generator that generates different threshold values, a comparator that compares the...
7605684 Method and apparatus for determining the direction of movement of RFID tags and for creating constant-width interrogation zones  
The disclosed inventions relate to a method and apparatus for creating one-sided interrogation zones. The disclosed inventions further relate to a method and apparatus for determining the...
7603082 Impedance matching of an electromagnetic transponder reader  
A terminal for generating an electromagnetic field, including an oscillating circuit capable of receiving a high-frequency A.C. excitation voltage via an amplifier and a directional coupler, the...
7589618 RFID readers systems and methods for hopping away from a frequency channel with RF interference  
RFID readers, systems, and methods are provided for overcoming the effects of RF interference. While a system is communicating in a channel, RF interference is monitored. If it is low, then the...
7586397 Interactive radio frequency tags  
Interactive radio frequency tags that are responsive to external stimuli to change state are disclosed. The tags preferably include a passive radio frequency transponder, having an antenna, an...
7583178 System and method for RFID reader operation  
A system and method for providing operational feedback of systems employing electronic tags such as radio frequency identification (RFID) tags. In one configuration, the RFID reader is actuated by...
7579938 Vehicular control system  
After a door of a vehicle is locked, a touch switch and a lock switch is disabled for a predetermined time period. A predetermined operation of a holder of a handheld unit to a door handle during...
7573368 Electromagnetic transponder with no autonomous power supply  
An electromagnetic transponder comprising: an oscillating circuit; a first rectifying bridge having its A.C. input terminals connected across the oscillating circuit and having its rectified...
7570150 Method and apparatus for coordinating communications between a tag and a reader  
A tag has circuitry that can transmit and receive wireless signals, including receipt of first and second wireless signals that are different. The circuitry responds to a predetermined event by...
7565107 Communication system, information processing device, and method  
The present invention relates to a communication system, an information processing apparatus and method which enable communication setting to be performed through easy operations. An access point...
7564340 RFID-UHF integrated circuit  
A contactless integrated circuit is provided that includes a RFID communication interface, a UHF communication interface, a data processing unit, an interface multiplexer, a communication mode...
7564356 Interdigit AC coupling for RFID tags  
A radio frequency identification (RFID) tag to be attached to an object to identify the object or a characteristic or feature thereof from data stored in the tag accessible by an RFID reader...
7554433 Wireless tag scanning system  
Under the step management of a stepping motor, a move distance of an antenna of a wireless tag scanning device is calculated, and wireless tags are scanned in synchronization with a step move...
7551082 Intelligent RFID information management system  
Automatic information capture and management is enhanced with RFID tags that provide complex information about an object in combination with intelligent systems that apply ontological...
7548153 Multi-protocol or multi-command RFID system  
A multi-protocol RFID interrogating system employs a synchronization technique (step-lock) for a backscatter RFID system that allows simultaneous operation of closely spaced interrogators. The...
7538678 Data storing apparatus and method for RFID tags with sensors  
Provided is a data storing apparatus and method for Radio Frequency Identification (RFID) tags with sensors. The apparatus includes: a first storing block which includes a kill password storage...
7535338 Wireless synchronized operation of pulsed EAS systems  
A system and method for providing wireless synchronized operation of electronic article surveillance (EAS) systems are provided. The method may include communicating wirelessly between each of a...
7532121 Radio frequency identification devices, remote communication devices, identification systems, communication methods, and identification methods  
The present invention provides radio frequency identification devices, remote communication devices, identification systems, communication methods, and identification methods. A radio frequency...
7518532 Intermodulation mitigation technique in an RFID system  
When multiple readers for RF transponders have to be placed in close proximity, such as in adjacent lanes of a highway toll barrier, they can be set to operate at different frequencies. When...
7518515 Method and system for RFID communication  
In one embodiment a method, which may be implemented on a system, is provided to have RFID tags provide a human perceptible signal when identified by an interrogator.
7511604 Method and system for distance determination of RF tags  
The present invention relates to a method and system (10) for distance determination of RF tags (4) and its applications based on measuring the round trip delay, avoiding deterministic collisions...
7504928 Wireless tracking system and method utilizing tags with variable power level transmissions  
The present invention provides a solution to mistaken location calculations based on multipath effects. The present invention utilizes tags attached to objects that transmit signals at various...
7504948 Wireless rugged mobile data capture device with integrated RFID reader  
A rugged, mobile, wireless data capture device with an integrated radio frequency identification (“RFID”) reader is described. The wireless data capture device includes a durable, sealed...
7501953 RFID readers transmitting preambles denoting communication parameters and RFID tags interpreting the same and methods  
RFID readers transmit data to query RFID tags. Before transmitting the data, the RFID readers also transmit special preambles that inform of parameters of communication that are to be used. RFID...
7498936 Wireless event status communication system, device and method  
A wireless event status communication system, device and method are disclosed. In one form, a wireless enabled notification system includes a wireless informer operably associated with an...
7498924 Anticollision method that marks the time slots  
During the implementation of an anticollision method by a reader station (1) to identify all data carriers (2, 3, 4) in the communication field (HF), in order to shorten the time slots (S) in...
7495557 Radio tag communication system  
A radio tag communication system, when a plurality of RW apparatuses are arranged in such a manner that communication areas of adjacent RW apparatuses overlap one another, makes the polarized...
7492250 Power-saving on-vehicle controller  
An on-vehicle controller performs smart control for transmitting a transmission request signal to a predetermined area and for unlocking a door of a vehicle based on a return signal transmitted by...
7482926 System and method of enhancing range in a radio frequency identification system  
A radio frequency identification (RFID) system includes a plurality of RFID tags each having adjustable tag resonant frequency, and an RFID reader configured to transmit interrogation and change...
7479883 RFID verifier  
An RFID verifier is configured to vary a slope for a ramp-modulated interrogating signal to determine the slope at which an interrogated RFID tag no longer responds to the interrogating signal. In...
7474199 In-vehicle device remote control system  
An in-vehicle device remote control system includes a vehicle-side device, a main mobile device that returns a first response signal in response to a request signal transmitted from the...
7474196 Apparatus, system, method and computer program product for implementing an automatic identification system with a personal communication system to improve functionality  
An apparatus, system, method and computer program product for implementing an automatic identification system to improve the functionality of a personal communication device. A data carrier that...
7471201 RFID tag and merchandise management system  
The present invention provides an RFID tag having an identification information response function that wirelessly transmits tag identification information stored in the RFID tag in response to a...
7456726 Method and apparatus for improving the efficiency and accuracy of RFID systems  
A method and apparatus for transmitting a narrow signal beam are disclosed that allow the precise location of RFID tags to be determined and reduce tag collisions. Also disclosed are a method and...
7453347 System for displaying an information package  
A system for displaying an information package which achieves improved accuracy in the delivery of an advertising campaign. The system includes a remotely readable identification tag for holding...
7450012 RFID reader/writer device  
The device of the present invention is a stand alone radio frequency identification (RFID) reader/writer device comprising a micro controller having non-volatile data memory, an RFID module, at...
7444118 Electronic communications system  
In order that an electronic communications system (100) equipped with: [a.1] at least one base station (10), to which [a.2] at least one LC resonant circuit (13, 16) [a.2.1] with at least one...