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Class Information
Number: 340/10.3
Name: Communications: electrical > Selective > Interrogation response > Interrogation signal detail
Description: wherein an interrogation signal having designated characteristics is sent from the source controller.

Sub-classes under this class:

Class Number Class Name Patents
340/10.32 Group call 174
340/10.31 Individual call 169
340/10.34 Power up 432
340/10.33 Wake up (all call) 238

Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13

Patent Number Title Of Patent Date Issued
7453347 System for displaying an information package Nov. 18, 2008
7450012 RFID reader/writer device Nov. 11, 2008
7444118 Electronic communications system Oct. 28, 2008
7439862 Antenna array for an RFID reader compatible with transponders operating at different carrier frequencies Oct. 21, 2008
7436306 Method and system for checking completeness in a package Oct. 14, 2008
7436308 Adjusting RFID waveform shape in view of signal from another reader Oct. 14, 2008
7432814 Reconstructing RFID waveform shape for reuse in individual channel Oct. 7, 2008
7421249 Read-write processing apparatus and method for RFID tag Sep. 2, 2008
7405660 Error recovery in RFID reader systems Jul. 29, 2008
7394350 Power-saving on-vehicle controller Jul. 1, 2008
7394370 Apparatus and method of acquiring and storing data of close contacts Jul. 1, 2008
7394377 RFID edge server with security plug-ins Jul. 1, 2008
7388499 Electronic tag authentication device and communication adjustment method with electronic tag Jun. 17, 2008
7388492 Pallet recycling system, radio tag, pallet, and management method and program Jun. 17, 2008
7388469 Electronic key apparatus for vehicle and arrest cancellation method for rotation arresting device Jun. 17, 2008
7387235 Mutual authentication security system with recovery from partial programming Jun. 17, 2008
7382229 Method of managing a plurality of electronic microcircuit chip readers and equipments for implementing said method Jun. 3, 2008
7376391 Wireless data transmission between base station and transponder with encoding/decoding parameter adjusted dependent on header symbol duration May. 20, 2008
7372359 Programmable-code electromagnetic transponder May. 13, 2008
7369936 Remote start control system including an engine speed data bus reader and related methods May. 6, 2008
7362212 Communication methods, systems, apparatus, and devices involving RF tag registration Apr. 22, 2008
7358848 Wireless remote sensor Apr. 15, 2008
7359696 Communication apparatus, portable terminal and communication control program Apr. 15, 2008
7356495 Supply chain management using item detection system Apr. 8, 2008
7352318 Method and system for real time pulse processing in ATCRBS/Mode-S transponders Apr. 1, 2008
7348875 Semi-passive radio frequency identification (RFID) tag with active beacon Mar. 25, 2008
7345585 Network based device for providing RFID middleware functionality Mar. 18, 2008
7342481 Method and circuit arrangement for wireless data transmission Mar. 11, 2008
7336154 Method for selecting one or more transponders Feb. 26, 2008
7330708 Tuning circuit with amplitude attenuation function and integrated circuit for radio communication apparatus Feb. 12, 2008
7325723 System and method for detecting persons or objects in definite areas provided each with at least an entrance Feb. 5, 2008
7327218 Electronic identification system with forward error correction system Feb. 5, 2008
7327257 RFID tag with modifiable and reversible read range Feb. 5, 2008
7327259 Method and apparatus for managing online and offline documents with RFID technology Feb. 5, 2008
7321289 Systems and methods for reducing interference by modulating a reader transmittal signal within the transmission channel Jan. 22, 2008
7319393 RFID tags for enabling batch reading of stacks of cartons Jan. 15, 2008
7319844 System comprising a plurality of devices that can be addressed by radio frequency, and method for addressing by activation of a transparent mode Jan. 15, 2008
7317378 Product identification tag device and reader Jan. 8, 2008
7304575 Low cost power amplifier linearization in an RFID radio transmit chain Dec. 4, 2007
7295117 RFID device test thresholds systems and methods Nov. 13, 2007
7284703 System and method for minimizing unwanted re-negotiation of a passive RFID tag Oct. 23, 2007
7286041 Maintenance of an anticollision channel in an electronic identification system Oct. 23, 2007
7286042 Passive communication device and passive access control system Oct. 23, 2007
7283037 RFID tags adjusting to different regulatory environments, and RFID readers to so adjust them and methods Oct. 16, 2007
7277681 Interrogator of moving body identification device Oct. 2, 2007
7274910 Advanced capability RFID system Sep. 25, 2007
7271701 System for commonly utilizing vehicle Sep. 18, 2007
7256681 Asset tracking using wireless LAN infrastructure Aug. 14, 2007
7245213 RFID readers and RFID tags exchanging encrypted password Jul. 17, 2007
7245200 Door unlocking controller and control method thereof Jul. 17, 2007

1 2 3 4 5 6 7 8 9 10 11 12 13

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