Patents
Sitemap › H04 - Electric communication technique › H04Q - Selecting › H04Q 5 - Selecting arrangements wherein two or more subscriber stations are connected by the same line to the exchange
Patents for H04Q 5 - Selecting arrangements wherein two or more subscriber stations are connected by the same line to the exchange (6,717)
12/2010
12/02/2010US20100302009 Data exchange with an m2m device using short range radio communication
12/02/2010US20100302008 Sensor/transmitter plug-and-play for process instrumentation
12/02/2010US20100302007 Methods and apparatus for rfid reader cable calibration
12/02/2010US20100302005 Embedded rfid recorder in short-range wireless devices
12/01/2010CN201663671U Coal mine remote intrinsic safety intercom system based on noise reduction and suppression common-code interference balance
12/01/2010CN201663600U Bluetooth wireless transmission device
12/01/2010CN201661867U Portable type illuminating lamp combined with interphone
12/01/2010CN101242332B An intelligent home system, exchange server and data processing method
11/2010
11/30/2010US7844505 Automated real-time distributed tag reader network
11/30/2010US7843317 Environmentally sensitive electronic device
11/30/2010US7843316 Power-on reset apparatus, systems, and methods
11/30/2010US7843315 IC tag whose function can be changed upon separation
11/30/2010US7841528 System for secure communication between a contactless card reader and a card
11/25/2010US20100295666 Computer System Having RFID Reading/Writing Function
11/25/2010US20100295665 Object management system and method
11/25/2010US20100295664 Determining the validity of a connection between a reader and a transponder
11/25/2010US20100295663 Methods and systems for utilizing backscattering techniques in wireless applications
11/25/2010US20100295662 Verification unit for conducting a time-related validity check
11/25/2010US20100295660 Method for tracking cyclical procedures performed on personal protection equipment
11/25/2010US20100295659 Identifying rfid categories
11/24/2010EP2254103A2 System and method for setting up a universal remote control
11/24/2010CN201657233U Doorbell and visitor intercom system
11/24/2010CN201657232U Building intercommunication system
11/24/2010CN201657188U Multimedia building intercom host
11/24/2010CN101895714A Wireless videophone talkback system
11/24/2010CN101031093B Digital intecommunication system
11/23/2010US7840181 Rectifier circuit and radio communication device
11/23/2010US7839264 Detection of unplanned waste stream diversion using RFIDs
11/18/2010US20100292923 Portable electronic device with guide function
11/18/2010US20100291526 Housing with contained therein a stack of sheets
11/18/2010US20100289627 Fully Secure Item-Level Tagging
11/18/2010US20100289626 Radio frequency identification (rfid) enabled inventory tray
11/18/2010US20100289625 Rfid tag apparatus and authentication method thereof
11/18/2010US20100289624 Apparatus for communicating with rfid tag
11/18/2010US20100289622 Conductive silicone wristband for wireless communications
11/18/2010US20100289621 Method for optimizing rfid deployment and rfid deployment optimizer of use thereof
11/18/2010US20100289620 Connectionless location identification within a server system
11/18/2010US20100289617 RFID Reader
11/18/2010US20100288829 Systems and Techniques for Controlling the Selection and/or Removal of Packages from a Transport Vehicle
11/17/2010CN201639728U Digital evidence obtaining wireless intercom
11/17/2010CN201639727U Marine engineer call interphone
11/17/2010CN201639709U Wireless-window two-way interphone
11/17/2010CN201639642U ATM telephone counseling and alarming talkback device
11/17/2010CN201639572U Communication system capable of being compatible with digital communication system and simulation communication system
11/17/2010CN101888571A Integrated talkback chip and integrated talkback system comprising same
11/17/2010CN101888441A Wireless communication system supplementary with mobile phone communication system and implementing method thereof
11/16/2010US7835954 Event boxcarring of RFID information sent from RFID edge server
11/16/2010US7834742 Method of inventorying transponders by means of a communication station
11/16/2010US7834741 Data carrier circuit capable of supplying identification information to a communications arrangement
11/11/2010US20100283629 Methods and systems for incrementally obtaining an interpolation of sensor readings
11/11/2010US20100283586 Communication device, communication system, image presentation method, and program
11/11/2010US20100283585 Identification of an antenna
11/11/2010US20100283584 Systems, Methods, and Devices for Commissioning Wireless Sensors.
11/11/2010US20100283583 Radiation image capturing method, radiation image capturing system and radiation information system for carrying out radiation image capturing method
11/11/2010US20100282848 Evaluating an electromagnetic field strenght of an electromagnetic gate apparatus
11/10/2010CN201629823U Concealment interphone
11/10/2010CN201629750U Calling device for TTS hospital broadcasting education
11/10/2010CN201629736U Point-to-point real-time transfer call system for shift nurses
11/09/2010USRE41916 Wireless communication systems, interfacing devices, communication methods, methods of interfacing with an interrogator, and methods of operating an interrogator
11/09/2010US7831663 Storage and playback of media files
11/09/2010US7830273 Sensor networks for pipeline monitoring
11/04/2010US20100279610 System for receiving and transmitting encrypted data
11/04/2010US20100277290 Post sleeve assembly
11/04/2010US20100277289 Device and Method for Suppressing a Transmitted Signal in a Receiver of an RFID Writing/Reading Device
11/04/2010US20100277288 High-tensile belt-type tag and wireless radio frequency identification system employing the same
11/04/2010US20100277287 Communication data protection method based on symmetric key encryption in rfid system, and apparatus for enabling the method
11/04/2010US20100277286 Synchronization of devices in a RFID communications environment
11/04/2010US20100277285 Systems and methods for communication with RFID tags
11/04/2010US20100277284 Data separation in high density environments
11/04/2010US20100277283 Systems and methods for RFID tag operation
11/04/2010US20100277281 Rfid tag and method for driving the same
11/04/2010US20100277280 Systems and methods for relaying information with RFID tags
11/04/2010US20100276995 Security for wireless transfer of electrical power
11/03/2010CN201623821U Wireless earphone of interphone
11/02/2010US7825804 Methods and apparatus for opportunistic locationing of RF tags using location triggers
11/02/2010US7825776 Device configuration with RFID
11/02/2010US7825775 Antenna-based trigger
11/02/2010US7825774 Radio frequency communications devices
11/02/2010US7825773 Mobile radio frequency identification (mRFID) reader
11/02/2010US7825771 System and method for measuring RFID signal strength within shielded locations
11/02/2010US7825770 System and method of identification, inspection and training for material lifting products
10/2010
10/28/2010WO2010123555A2 System and method for direct marketing using electronic messaging to individuals within an interrogation zone
10/28/2010US20100274641 Multiple rf read zone system
10/28/2010US20100273140 Apparel dressing system and method for assisting user to try on apparel item
10/28/2010US20100271188 Dual mode transmitter-receiver and decoder for RF transponder tags
10/28/2010US20100271187 Wearable rfid system
10/28/2010US20100271186 Location determination system
10/28/2010US20100271185 Binary tree method for multi-tag anti-collision
10/28/2010US20100271184 Apparatus and Method for Monitoring and Communicating Data Associated with a Product
10/28/2010US20100271183 Terminal, method and computer program product for interacting with a signaling tag
10/28/2010US20100271181 Apparatus, method and program for detecting direction of noncontact ic medium and computer-readable recording medium having the program recorded thereon
10/28/2010US20100271180 Radio frequency identification (rfid) credential for guest services
10/28/2010US20100271179 Rfid tags with orthogonal communication capabilities, and associated systems
10/28/2010US20100271178 Remote monitoring and control of led based street lights
10/27/2010CN201616887U 游客智能管理器 Tourists Smart Manager
10/26/2010US7822813 Storing and accessing media files
10/26/2010US7821378 Apparatus and method for receiving tag signal in mobile RFID reader
10/26/2010US7821160 Modular wall box system
10/26/2010CA2573260C Multi-protocol or multi-command rfid system
10/21/2010US20100268659 Shipment preparation using network resource identifiers in packing lists
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