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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 166
340/10.31 Individual call 159
340/10.34 Power up 420
340/10.33 Wake up (all call) 230

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

Patent Number Title Of Patent Date Issued
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
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
7319393 RFID tags for enabling batch reading of stacks of cartons 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
7286042 Passive communication device and passive access control system Oct. 23, 2007
7286041 Maintenance of an anticollision channel in an electronic identification system Oct. 23, 2007
7284703 System and method for minimizing unwanted re-negotiation of a passive RFID tag 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
7245200 Door unlocking controller and control method thereof Jul. 17, 2007
7245213 RFID readers and RFID tags exchanging encrypted password Jul. 17, 2007
7240838 Transponder and reader system Jul. 10, 2007
7233227 Vehicle anti-theft system and method, and application of this system for managing a fleet of vehicles Jun. 19, 2007
7227457 Tire inflation pressure sensing apparatus based on transponder method Jun. 5, 2007
7221259 Electronic label interrogation through incidental electromagnetic radiation May. 22, 2007
7221278 RFID verifier May. 22, 2007
7218230 Multi-dimensional antenna in RFID system for reading tags and orientating multi-dimensional objects May. 15, 2007
7215239 Non-contact smart card interrogator, wherein across a transmission line from an antenna to a receiver the signal modulation varies between amplitude modulation and phase modulation May. 8, 2007
7201035 Sensor arrangement Apr. 10, 2007
7196613 System for multi-standard RFID tags Mar. 27, 2007
7196623 Remote reminding system Mar. 27, 2007
7180403 RFID reader utilizing an analog to digital converter for data acquisition and power monitoring functions Feb. 20, 2007
7161469 Reading protocol for transponders of electronic identification system Jan. 9, 2007
7158726 Backbone interface, a terminal interface for communications in a space vehicle, and a communications network comprising such interfaces Jan. 2, 2007
7151436 Receiving/backscattering arrangement and method with two modulation modes for wireless data transmission as well as modulation arrangement therefor Dec. 19, 2006
7145437 Method, terminal and computer program product for adjusting power consumption of a RFID reader associated with a mobile terminal Dec. 5, 2006
7142096 Combination car alarm and personal locator system Nov. 28, 2006
7123148 Wireless communication devices, radio frequency identification devices, radio frequency identification device communication systems, wireless communication methods, and radio frequency identif Oct. 17, 2006
7119664 Deep sleep in an RFID tag Oct. 10, 2006
7116212 System for multi-standard RFID tags Oct. 3, 2006
7106174 Anti-collision tag apparatus and system Sep. 12, 2006
7098770 Contactless integrated circuit reader Aug. 29, 2006
7095311 Identification coding schemes for modulated reflectance systems Aug. 22, 2006

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

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