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8436714 Battery assisted RFID command set and interference control  
Specialized battery assisted command set design methods are disclosed that provide for interference rejection using highly sensitive but relatively broadband RFID tags. The command set design also...
8432265 Wireless sensor reader  
A wireless sensor reader is provided to interface with a wireless sensor. The wireless sensor reader transmits an excitation pulse to cause the wireless sensor to generate a ring signal. The...
8432285 Multi-mode RFID tag architecture  
A multi-mode RFID tag includes a power generating and signal detection module, a baseband processing module, a transmit section, a configurable coupling circuit, and an antenna section. In near...
8432253 Zone determination by combining signal strength with topological factors  
Active RFID technologies are used to tag assets and people within buildings or open areas, such as parking lots or military bases; and to identify, preferably within a few meters, the real-time...
8427281 Apparatus for reading RFID tag information and RFID tag information reading system  
This disclosure discloses an apparatus for reading radio frequency identification (RFID) tag information configured to perform information transmission and reception with a plurality of RFID tag...
8427279 Multi-protocol RFID system using bit-lock or step-lock synchronization  
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...
8421601 Active/passive RFID transponder control function  
Devices, systems, processes, and articles of manufacture are provided herein. These may include an RFID transponder having a microprocessor, nonvolatile memory, a battery, and an antenna, wherein...
8416060 Method and device for reading radio frequency identification (RFID) tags  
A method and device enables reading radio frequency identification (RFID) tags in a localized area. The method according to one embodiment includes commencing transmission of an interference...
8416062 Method and apparatus for improving RFID tag reading  
An apparatus and method for improving RFID tag reading. The apparatus includes a substrate element having a predetermined active area, and a plurality of resonant elements each having a resonant...
8410929 Remote vehicle starting system providing an audible indication relating to remote starting and associated methods  
A remote starting system for an engine of a vehicle includes a remote start handheld unit. A remote start controller may be positioned at the vehicle for starting the engine based upon the remote...
8410911 RFID network system  
A RFID network system which allows the use of simple and low cost, reduced functionality RFID readers/writers thanks to the use of a plurality of concentrators which allow to distribute the...
8400289 Tire pressure monitoring system and method for the allocation of tire modules in a tire pressure monitoring system  
Disclosed is a tire pressure monitoring system for motor vehicles, including a central unit (2, 7) with at least one trigger module (4), which is integrated into the central unit or connects...
8400281 Wireless identification system using a directed-energy device as a tag reader  
A wireless identification system can include a directed-energy device configured as a reader. The reader can include a charged particle generator configured to generate energized particles and a...
8400272 Method and device for improving the signal to noise ratio (SNR) of a backscatter signal received from a radio frequency identification (RFID) tag  
A method and device enables improving a signal to noise ratio (SNR) of a backscatter signal received from a radio frequency identification (RFID) tag. The method includes generating a continuous...
8395487 Data carrier with sensor  
In a circuit for a data carrier, which data carrier comprise a sensor that is designed for providing a sensor signal that represents an environment parameter and a communication element that is...
8395482 RFID systems using distributed exciter network  
RFID systems are disclosed that include at least one RFID receiver system and a distributed exciter architecture. The exciters can be connected via wired and/or wireless connections to the RFID...
8395483 Power controller for an electronic reader device  
A system and method for controlling the power of an electronic reader device is provided. The system for controlling the power of an electronic reader device may comprise a computing apparatus...
8395488 Method for storing data as well as a transponder, a read/write-device, a computer readable medium including a program element and such a program element adapted to perform this method  
A method for storing or reading data in a memory array of a transponder and a corresponding transponder, read/write device and program element is described. Therein, a data structure for storing...
8390431 RFID tags that backscatter more codes  
RFID reader systems, readers, components, software and methods cause RFID tags to backscatter a combination made from at least portions of a first code and a second code, without transmitting any...
8390456 RFID tag facility with access to external devices  
In embodiments of the present invention improved capabilities are described for a passive radio frequency identification (RFID) tag, where the passive RFID tag contains an RF network node and...
8384523 Battery assisted RFID system command set  
Specialized battery assisted command set design methods are disclosed that provide for interference rejection using highly sensitive but relatively broadband RFID tags. The command set design also...
8384524 Passive surface acoustic wave sensing system  
The present disclosure relates generally to wireless detection systems. In one illustrative embodiment, a wireless detection system includes a plurality of surface acoustic wave (SAW) sensors, and...
8378789 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...
8368514 Device for wireless operation and method for operating the device  
An electronic device and a method of operating the device. The device receives a first signal having a first frequency and a predetermined signal strength and retransmits a signal after a latency...
8368517 RFID privacy-preserving authentication system and method  
A system and method for RFID privacy-preserving authentication is disclosed. The method first has a reader sending a request and a first random number to a tag. The tag then generates a second...
8368511 Method for monitoring a package, sentinel indicator system and logistics system  
There is provided a method for monitoring a package for storage and/or transport of at least one item. An exemplary method comprises receiving at a transmission unit measured data about properties...
8362879 Apparatus and method for integrated reader and tag  
Provided are a reader-tag integrated RFID apparatus and a method for controlling the same. The apparatus includes a tag unit for communicating with an external reader, and transmitting a response...
8362881 Method for storing data as well as a transponder, a read/write-device, a computer readable medium including a program element and such a program element adapted to perform this method  
A method for storing or reading data in a memory array of a transponder and a corresponding transponder, read/write device and program element is described. Therein, a data structure for storing...
8358202 Semiconductor device  
It is an object to provide a highly reliable semiconductor device which operates normally even when a communication distance is extremely short. A semiconductor device which transmits/receives...
8344855 Radio frequency identification interrogator and method of operating the same  
A radio frequency identification (RFID) interrogator for determining a bandwidth of a backscattering signal to be backscattered by an RFID tag and a method of operating the same are provided. The...
8344853 Secure RFID system and method  
The present invention relates to a system and method for providing security in an RFID system and provides a secure active RFID architecture that uses a combination of passive and active RFID...
8344857 RFID tags with synchronous power rectifier  
The present disclosure provides a power rectifier for a Radio Frequency Identification tag circuit. The rectifier is constructed from a pair of complementary MOS transistors. Gates of the...
8344858 Steerable phase array antenna RFID tag locater and tracking system and methods  
A system for and method of tracking and locating RFID tags, including where at least one steerable phase array antenna may locate the tags associated with items in three dimensions in real time,...
8339243 System and method for positioning active RFID tag  
A positioning system and method are provided to use multiple RFID readers to position a target object with an active RFID tag equipped thereon. The system and method defines a geometric center of...
8334751 Systems and methods for managing inventory of items held in a cabinet using radio frequency identification (RFID)  
A RFID cabinet comprises a cabinet structure and one or more drawers or shelves. Chambers are formed within the cabinet to house the one or more drawers or shelves. An RFID scanner is configured...
8334755 Method for recognizing radio frequency identification tag reader and apparatus thereof  
Provided is a method and apparatus for recognizing a radio frequency identification tag reader. In order to obtain protocol addresses of a plurality of radio frequency identification (hereinafter...
8334754 Tag communication device and tag communication method  
To improve communication between tags by causing a mobile object having a RFID tag attached to transmit an interrogating wave only when moving in a communication range to reduce power consumption...
8326226 Wake-up in class-based networking  
A method for communicating to a recipient transceiver from a plurality of transceivers located within the broadcast range of the recipient transceiver includes: transmitting a communication at a...
8325018 Method and apparatus to reduce data lost on personal mobile devices  
Methods and apparatus for providing security for mobile devices are disclosed. In one embodiment, a method includes maintaining responsibility for a first item when the first item is in a first...
8319636 Method for locating items  
A convenient handheld locator is provided for locating an item in an urban environment in which the locator is programmed to search for and locate specific items, with the detected item being...
8319634 Method and system for the tracking of articles  
Detecting whether an article has been loaded or unloaded for example from a ship by tracking the movements of a transducer such as an RFID tag attached to the article in space, and comparing the...
8314685 Data detector for UHF RFID tags  
A method of detecting a signal in radio frequency identification (RFID) transponder (FIG. 1) is disclosed. The method includes receiving a signal (FIG. 7) having a first time in a first logic...
8315562 Method and apparatus for reducing spurious RF signals in RFID reader  
A method for improving RFID readers includes transmitting an outgoing RF signal to an antenna through a directional device, and generating a demodulated vector signal from an RF signal related to...
8310344 Long range radio frequency identification system  
A method, apparatus and system for radio frequency identification provides an on-off keyed amplitude-modulated illumination signal containing a sequence of bits configured to illuminate a radio...
8311858 Vehicle monitoring system  
A data logging device tracks the operation of a vehicle or driver actions. The device includes a storage device, which may be removable or portable, having a first memory portion that may be read...
8310343 Binary tree method for multi-tag anti-collision  
A binary tree method for avoiding collision of multiple tags, comprising: during inventorying tags, a reader sending a re-splitting instruction to the tags and entering a next time slot for...
8305194 Collision resolution protocol for mobile RFID tag identification  
The performance of a radio frequency identification (RFID) system is improved by a protocol that eliminates collisions between signals generated by a) RFID tags that the RFID reader has already...
8305195 Radio frequency identification communication system and method thereof  
A radio frequency identification (RFID) communication system and method is provided to resolve the power-consuming problems of an active RFID tag while operating at a receiving mode in a long...
8299899 AIMD external programmer incorporating a multifunction RFID reader having a limited transmit time and a time-out period  
A system is provided for identifying implanted medical devices, leads and systems, as well as objects in close proximity to a patient having an implanted medical device (IMD), using a radio...
8301082 LPRF device wake up using wireless tag  
A wireless transceiver includes: (a) a low power radio frequency (LPRF) communications component capable of powering down to conserve energy and capable of powering up in response to an electronic...