Matches 1 - 48 out of 48
Match Document Document Title
7414517 Radio frequency identification transponder  
A radio frequency identification transponder includes a power supply and a dynamic memory array that stores data. When power from the power supply ceases, the data in the dynamic memory array is...
7405660 Error recovery in RFID reader systems  
RFID systems, devices, software and methods are adapted for receiving from an RFID tag at least waves that communicate at least a first version of its code. An output tag code is output that is the...
7348890 Pest control techniques  
A pest control system ( 20 ) includes pest control devices ( 110 ) installed about an area or building ( 22 ). These devices ( 110 ) each include a bait member and a communication circuit. The...
7305514 Command sequence for optimized power consumption  
Power consumption by a memory device may be controlled by maintaining data input buffers in an off state until a command sequence containing a specified command is received by the memory. A...
EP1857960A2 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 by...
7293705 Radio frequency identification method and system of distributing products  
A method and system for vending products from a defined area, such as a micro-warehouse with a door. The method includes fitting each product with a radio frequency identification tag, positioning...
7289015 Method for efficiently querying and identifying multiple items on a communication channel  
A method for identifying objects using an interrogation device on a communication channel is disclosed. Each object has an identification number in the form of a plurality of digits and has the...
7274292 Proximity management system and method using radio-frequency identification tags  
A master controller for managing items tagged with radio-frequency identification (RFID) tags includes a transceiver to transmit interrogation signals to the RFID tags and to receive response...
7262702 Pest control devices, systems, and methods  
Among the embodiments of the present invention is a pest control device that includes a bait operable to be consumed by one or more species of pest, a pest sensing circuit, and a communication...
7258276 Radio frequency identification method and system of distributing products  
A method and system for vending products from a defined area, such as a micro-warehouse with a door. The method includes fitting each product with a radio frequency identification tag, positioning...
7253717 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 by...
7251711 Apparatus and methods having a command sequence  
Power consumption by a memory device is optimized by maintaining data input buffers in an off state until a command sequence containing a write command is received by the memory. A command sequence...
7218641 Method and apparatus for adaptive processing gain for multiple source devices in a communications system  
A method of dynamically adapting the number of available channels in a first set of available channels for use by at least one signal source in a communications system. The method includes the...
7212129 Devices, systems, and method to control pests  
Among the embodiments of the present invention is a system including a pest control device and a magnetic field source external to the pest control device. The pest control device has a bait...
7212112 Detection and control of pests  
Among the embodiments of the present invention are pest control devices ( 1010, 1110, 1210 ) each operable to detect the presence of pests. The pest control device ( 1010, 1110, 1210 ) has a bait (...
7173518 Method and apparatus for efficiently querying and identifying multiple items on a communication channel  
A method for interrogating objects to identified over a communication medium utilizes objects that include a counter. The objects provide predetermined responses indicative of object identification...
7165720 ***WITHDRAWN PATENT AS PER THE LATEST USPTO WITHDRAWN LIST***
Radio frequency identification method and system of distributing products  
A method and system for vending products from a defined area, such as a micro-warehouse with a door. The method includes fitting each product with a radio frequency identification tag, positioning...
7161469 Reading protocol for transponders of electronic identification system  
A method of reading a plurality of transponders 14.1 to 14. n forming part of an electronic radio frequency identification system 10 comprises the steps of prompting the transponders at 38 ...
7053775 RFID material tracking method and apparatus  
A method and apparatus for tracking items automatically is described. A passive RFID (Radio Frequency IDentification) tag is used with a material tracking system capable of real-time pinpoint...
7042358 RFID material tracking method and apparatus  
A method and apparatus for tracking items automatically is described. A passive RFID (Radio Frequency IDentification) tag is used with a material tracking system capable of real-time pinpoint...
7023817 Method and apparatus for source device synchronization in a communication system  
A communications method including the steps of: activating a plurality of signal sources, and transmitting a synchronization event to the plurality of signal sources to cause the plurality of...
7019664 Reading protocol for transponders of electronic identification system  
A method of reading a plurality of transponders 14.1 to 14 .n forming part of an electronic radio frequency identification system 10 comprises the steps of prompting the transponders at 38 ...
7019618 Wireless communications systems, radio frequency identification devices, wireless communications methods, and radio frequency identification device communications methods  
Wireless communications systems, radio frequency identification devices, wireless communications methods, and radio frequency identification device communications methods are described. In one...
7019617 Radio frequency identification devices, backscatter communication device wake-up methods, communication device wake-up methods and a radio frequency identification device wake-up method  
Radio frequency identification devices, backscatter communication device wake-up methods, communication device wake-up methods and a radio frequency identification device wake-up method are...
7009526 RFID system and method including tag ID compression  
A method of rapidly identifying RFID tags in an RFID system including a reader and a plurality of RFID tags, the tags having respective IDs formed of a plurality of bit locations, the method...
7009495 System and method to identify multiple RFID tags  
An RFID system comprises an RFID reader configured to issue an RF command requesting that RF tags identify themselves, and to issue timing information defining a plurality of timeslots; and a...
6995655 Method of simultaneously reading multiple radio frequency tags, RF tags, and RF reader  
An RF tag system, comprising an RF reader configured to issue a plurality of different RF commands and to provide a continuous RF illumination field, and a plurality of RF tags respectively...
6970518 Method and apparatus for electronic item identification in a communication system using known source parameters  
A communications method including the steps of: receiving signals from at least one signal source during a first signal source transmission; estimating at least one signal source parameter based on...
6967564 Method and apparatus for efficiently querying and identifying multiple items on a communication channel  
Systems and methods for efficiently querying and identifying multiple items on a communication channel are disclosed. The invention is well suited to use with radio frequency identification with...
6960999 Apparatus and methods for cellular communication  
A tag interrogation system including at least one base station and a plurality of tags, each having an awake mode and a sleeping mode, wherein each base station is operative to broadcast messages...
6956538 RFID material tracking method and apparatus  
A method and apparatus for tracking items automatically is described. A passive RFID (Radio Frequency IDentification) tag is used with a material tracking system capable of real-time pinpoint...
6943678 Thermoformed apparatus having a communications device  
An apparatus has a communications device associated therewith. In another aspect of the present invention, a pallet is made from thermoformed polymeric sheets with an attached communications...
6914529 Sensing devices, systems, and methods particularly for pest control  
A pest control system ( 20 ) includes pest control devices ( 110 ) installed about an area or building ( 22 ). These devices ( 110 ) each include a bait member and a communication circuit. The...
6914528 Wireless communication systems, radio frequency identification devices, methods of enhancing a communications range of a radio frequency identification device, and wireless communication methods  
Wireless communication systems, radio frequency identification devices, methods of enhancing a communications range of a radio frequency identification device, and wireless communication methods...
6842106 Challenged-based tag authentication model  
A method of securing communications in an RFID system including a reader and an RF tag having a memory configured to store information comprises sending, from the reader, a message to the tag; the...
6774766 Method for efficiently querying and identifying multiple items on a communication channel  
Systems and methods for efficiently querying and identifying multiple items on a communication channel are disclosed. The inventions preferably uses radio frequency identification with...
EP1261954B1 A TAG EVALUATION MODULE FOR RADIO FREQUENCY IDENTIFICATION (RFID) SYSTEMS  
Abstract not available for EP1261954 Abstract of corresponding document: WO0165517 Apparatus and method of evaluating and installing a wireless system, and is suited for a radio frequency...
6727803 Method and apparatus for efficiently querying and identifying multiple items on a communication channel  
Systems and methods for efficiently querying and identifying multiple items on a communication channel are disclosed. The invention is well suited to use with radio frequency identification with...
6725014 Method and system for contention resolution in radio frequency identification systems  
A method and system for resolving contentions among passive identification tags. A reader may divide a possible range of tag values into a number of smaller ranges. For each smaller range, the...
6724312 Pest control apparatus and methods  
A pest control system includes pest control devices installed about an area or building. These devices each include a bait member and a wireless communication circuit. The wireless communication...
6714121 RFID material tracking method and apparatus  
A method and apparatus for tracking items automatically is described. A passive RFID (Radio Frequency IDentification) tag is used with a material tracking system capable of real-time pinpoint...
6661339 High performance fuel tank  
A fuel tank and method of making the same having three polymeric sheet members arranged in a stacked relationship to define a first volume and a second volume. The first volume being separate from...
6469618 Method for the identification of electronic cards presented in an investigation zone  
A method for the identification of electronic cards within an investigation zone includes encoding an identification number on M bits distributed into P blocks of Q bits assigned to each electronic...
6412086 Radio frequency identification transponder integrated circuit having a serially loaded test mode register  
A radio frequency identification (RFID) transponder (tag) integrated circuit includes “on-chip” test circuitry. The test circuitry includes a serially-loaded test register. The test register...
6377203 Collision arbitration method and apparatus for reading multiple radio frequency identification tags  
A method for simultaneously reading a serial number and/or other information from multiple colliding RF signals from RF identification tags requires minimal additional logic in the tag's processor...
6346881 Tag evaluation module for radio frequency identification (RFID) systems  
Apparatus and method of evaluating and installing a wireless system, and is suited for a radio frequency identification (RFID) system. The apparatus determines the suitability of a particular site...
6265962 Method for resolving signal collisions between multiple RFID transponders in a field  
Communications between an RFID interrogator and an RFID transponder require that no more than one transponder be present in the reading range of the interrogator and transmitting into motion at any...
6091319 Method for resolving signals collisions between multiple RFID transponders in a field  
Communications between an RFID interrogator and an RFID transponder require that no more than one transponder be present in the reading range of the interrogator and transmitting into motion at any...
Matches 1 - 48 out of 48