| Patents for H04Q 5 - Selecting arrangements wherein two or more subscriber stations are connected by the same line to the exchange (6,717) |
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| 03/15/2012 | US20120062367 Near field communication enabled permanent rfid luggage tag |
| 03/14/2012 | CN202168178U 一种带计算器的医用传呼装置 A tape calculator medical paging device |
| 03/13/2012 | USRE43242 Communication system, interrogators and communication methods |
| 03/13/2012 | US8135354 Method and system for chopped antenna impedance measurements with an RFID radio |
| 03/13/2012 | US8134466 RFID system preventing recognition error and communication method thereof |
| 03/13/2012 | US8134451 RFID tag chips and tags capable of backscattering more codes and methods |
| 03/08/2012 | US20120056724 Method of controlling communication |
| 03/08/2012 | US20120056721 Movable golf range target with rfid ball identifier |
| 03/08/2012 | US20120056720 Pluggable small form-factor UHF RFID reader |
| 03/08/2012 | US20120056719 UHF RFID wristband with a long read range |
| 03/07/2012 | CN202160254U 人脸识别楼宇对讲系统 Recognition building intercom system |
| 03/06/2012 | US8130083 System and method for displaying presentations based on codes written to and read from RFID tags |
| 03/06/2012 | US8130082 RFID system including a programmable RF tag |
| 03/06/2012 | US8130081 Data management for intermittently connected sensors |
| 03/06/2012 | US8130080 Transponder actuatable switching device |
| 03/06/2012 | US8127984 Emulated radio frequency identification |
| 03/01/2012 | US20120050014 Method for Operating a System of Readers |
| 03/01/2012 | US20120050013 Economic Method for Operating a Passive tag |
| 03/01/2012 | US20120050012 Adaptive Media Content Scrubbing on a Remote Device |
| 02/28/2012 | US8125317 Portable device for caching RFID tag and method thereof |
| 02/28/2012 | US8125316 RFID material tracking method and apparatus |
| 02/28/2012 | US8125288 Method for modulating a signal |
| 02/23/2012 | US20120047071 Payment card processing system |
| 02/23/2012 | US20120044092 Aircraft safety and configuration monitoring system and method |
| 02/23/2012 | US20120044073 Electronic equipment having antitheft function, and external server |
| 02/23/2012 | US20120044057 Pairing method of device using milimeter wave band and device for performing the same |
| 02/22/2012 | CN202150916U 一种警用蓝牙无线对讲便捷通信系统 One kind of police convenient Bluetooth wireless intercom communication system |
| 02/22/2012 | CN202150915U 天车有线对讲通讯装置 Crane wired intercom communication device |
| 02/22/2012 | CN202150914U 便于残障人士使用的可视对讲设备 Video intercom equipment to facilitate use by persons with disabilities |
| 02/22/2012 | CN202150907U 具有拍照功能的可视对讲梯口机 With a camera function video intercom stairs machine |
| 02/21/2012 | US8120484 Closure and package with RFID kernel tag and boost antenna |
| 02/21/2012 | US8120469 Method and system for tuning an RFID interrogator |
| 02/21/2012 | US8120468 Security system for inventory |
| 02/21/2012 | US8120467 Mobile portal for RFID applications |
| 02/21/2012 | US8120466 Decoding scheme for RFID reader |
| 02/21/2012 | US8120463 RFID protocol for improved tag-reader communications integrity |
| 02/21/2012 | US8120462 Method and system for standing wave detection for radio frequency identification marker readers |
| 02/21/2012 | US8120461 Automatic data collection device, method and article |
| 02/16/2012 | US20120038466 Picking system |
| 02/16/2012 | US20120038465 System and method for responding to a request received at an object with an rfid device |
| 02/16/2012 | US20120038463 Security document with electroactive polymer power source and nano-optical display |
| 02/16/2012 | US20120038462 Selecting Metadata For Sensor Data Streams |
| 02/15/2012 | EP2417573A2 System and method for direct marketing using electronic messaging to individuals within an interrogation zone |
| 02/14/2012 | US8115631 Determining endpoint connectivity of cabling interconnects |
| 02/14/2012 | US8115604 Reader control system |
| 02/14/2012 | US8115603 Method for identifying multiple moving tags with multiple readers |
| 02/14/2012 | US8115602 Tag estimation method and tag identification method for RFID system |
| 02/14/2012 | US8115601 Control device, RFID tag reading system and RFID tag reader |
| 02/14/2012 | US8115600 RFID detection and identification system including an RFID reader having a limited transmit time and a time-out period to protect a medical device against RFID-associated electromagnetic interference |
| 02/14/2012 | US8115598 Near field communication front-end |
| 02/14/2012 | US8115597 RFID tags with synchronous power rectifier |
| 02/14/2012 | US8115596 Method and system for controlling distant equipment |
| 02/14/2012 | US8115595 Reader control system |
| 02/14/2012 | US8115594 Tag communication device, tag moving direction detecting system and tag moving direction detecting method |
| 02/14/2012 | US8115538 Modulation and demodulation circuit |
| 02/09/2012 | US20120032834 Use of accelerometer and ability to disable power switch for tamper protection and theft tracking |
| 02/09/2012 | US20120032785 Semiconductor device |
| 02/09/2012 | US20120032784 Magnetic Sensing Bar Assembly with Multiple Functions |
| 02/08/2012 | CN202143318U 门口机推拉式防雨罩 Push-pull door machine Covers |
| 02/08/2012 | CN202143187U 一种用于车载通讯的简易通讯系统 Easy communication system for in-vehicle communications |
| 02/08/2012 | CN202143186U 一种电梯语音对讲系统 An elevator speech intercom system |
| 02/08/2012 | CN202141900U 一种短距离求助腕表 A short-range help watch |
| 02/07/2012 | US8111672 Method for data communication between a base station and a transponder |
| 02/07/2012 | US8111143 Assembly for monitoring an environment |
| 02/07/2012 | US8111142 Non-contact ID tag writing apparatus for enabling high-speed data writing into a plurality of non-contact ID tags |
| 02/07/2012 | US8111141 Received signal strength distance determination of low frequency tags |
| 02/07/2012 | US8111140 Transponder load modulation |
| 02/07/2012 | US8111139 Arrangement for monitoring a switching state of a switch |
| 02/07/2012 | US8111138 Radio tag and system |
| 02/07/2012 | US8111137 RFID tag reader/writer |
| 02/02/2012 | WO2011149765A3 Rfid security and mobility architecture |
| 02/02/2012 | US20120029697 Robotic transportation devices and systems |
| 02/02/2012 | US20120025956 Rfid device being operable in a first and second operating state |
| 02/02/2012 | US20120025955 Event processing apparatus and methods |
| 02/02/2012 | US20120025952 Identification system for human-machine interface using radio frequency and identification method for the same |
| 02/01/2012 | CN102340764A Mobile-phone-based intercom system and realization method |
| 01/31/2012 | US8106747 Vehicle security systems and methods including RFID enabled computer with occupant identification and safety system |
| 01/31/2012 | US8106746 Method, apparatus, and system for selecting and locating objects having radio frequency identification (RFID) tags |
| 01/26/2012 | US20120020208 Enhancing mobile multiple-access communication networks |
| 01/26/2012 | US20120019382 System and method for the remote monitoring of potted plants |
| 01/26/2012 | US20120019369 Arrangement for Controlling Image Plate and Its Image Information and a Method for Controlling the Arrangement |
| 01/26/2012 | US20120019368 Method of authenticating an article using microradios |
| 01/26/2012 | US20120019367 Electronic device, electronic system, and method of providing information using the same |
| 01/26/2012 | US20120019365 Short-range communication-enabled mobile device, method and related server arrangement |
| 01/26/2012 | US20120019364 Rfid reading apparatus |
| 01/26/2012 | US20120019363 Dual transponder radio frequency identification |
| 01/26/2012 | US20120019360 Vehicle Activity Module |
| 01/25/2012 | CN202127494U Voice frequency and data synthesis and bus arbitration medical calling connection device |
| 01/25/2012 | CN202127493U Medical calling device with function of multi-channel talking |
| 01/25/2012 | CN202127492U Medical paging device capable of being connected with GSM cell phone or fixed line telephone |
| 01/25/2012 | CN202127491U Medical paging device with handwriting and touching function |
| 01/25/2012 | CN202127490U Medical calling device with automatic failure detection function |
| 01/25/2012 | CN202127473U Wireless visual talkback door bell |
| 01/25/2012 | CN202127443U Cluster communication device for electric power urgent repair |
| 01/25/2012 | CN1906644B A method and system for storing, retrieving, and managing data for tags |
| 01/25/2012 | CN102333249A Wireless intercom system for elevator and corresponding routing method |
| 01/24/2012 | US8102244 Methods and apparatuses to identify devices |
| 01/24/2012 | US8102243 RFID protection device, and related methods |
| 01/24/2012 | US8102242 Autonomous interrogating transponder for direct communications with other transponders |
| 01/19/2012 | WO2012006857A1 Integrated talkback chip and integrated talkback system including the chip |