| 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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| 09/14/2011 | CN102186121A Low-cost visual interphone system for buildings |
| 09/14/2011 | CN102186053A User programmable building talk-back system |
| 09/14/2011 | CN102184324A Intelligent hotel management system and terminal interphone thereof |
| 09/13/2011 | US8018344 Wireless communication apparatus and method thereof |
| 09/13/2011 | US8018324 Sight-line non contact coupled wireless technology |
| 09/13/2011 | US8018323 RFID sensor device based on pulse-processing |
| 09/13/2011 | US8016191 Smartcard transaction system and method |
| 09/13/2011 | CA2575959C Radio-frequency-device personalization |
| 09/08/2011 | US20110215912 Rfid tag reader/writer |
| 09/08/2011 | US20110215909 Structure including at least two integrated microcircuit devices with contactless communication |
| 09/08/2011 | US20110215906 Interrogator and control method of interrogator |
| 09/08/2011 | US20110215904 Shelf lavel managingsystem, shelf label managing method and shelf label managing apparatus |
| 09/07/2011 | CN201967073U 用于正压式空气呼吸器的语音通信控制器及通信系统 For voice communication controller and a communication system pressure air respirator |
| 09/07/2011 | CN201966900U 基带片上系统芯片和对讲机 The baseband SoC chip and walkie-talkies |
| 09/07/2011 | CN1886752B RFID tag with enhanced readability |
| 09/07/2011 | CN102176745A Wireless visual inter-conversation doorbell system |
| 09/06/2011 | US8013717 Near-field communication device with environmental sensor |
| 09/06/2011 | US8013716 Method for wireless data transmission |
| 09/06/2011 | US8013715 Canceling self-jammer signals in an RFID system |
| 09/06/2011 | US8013714 RFID sensor using pulse processing |
| 09/01/2011 | WO2011106383A2 A catheter |
| 09/01/2011 | US20110210832 Radio communication apparatus |
| 09/01/2011 | US20110210831 Simplified device pairing employing near field communication tags |
| 09/01/2011 | US20110210830 Simplified vehicle bluetooth pairing employing near field communication tags |
| 09/01/2011 | US20110210829 Method of Actively Tagging Electronic Designs and Intellectual Property Cores |
| 09/01/2011 | US20110210827 Portable electronic parking permit tag and a method for using thereof |
| 09/01/2011 | US20110210826 Cash handling facility management |
| 09/01/2011 | US20110210825 Mobile terminal device, program storage medium, and information displaying method for displaying information for user in display area part not covered with rfid tag |
| 09/01/2011 | US20110210824 Signal cancelling transmit/receive multi-loop antenna for a radio frequency identification reader |
| 09/01/2011 | US20110210823 Hdx demodulator |
| 09/01/2011 | US20110210822 Refrigerator |
| 08/31/2011 | CN201957193U 一种新型的楼宇对讲门口机终端 A new terminal building intercom door |
| 08/31/2011 | CN201957192U 一种基于3g网络的智能楼宇对讲系统 An intelligent building intercom system 3g Network |
| 08/30/2011 | US8009099 System and methods for direction finding using a handheld device |
| 08/30/2011 | US8009019 Portable-terminal holder and radio communication system |
| 08/30/2011 | US8009018 RF transactions using a wireless reader grid |
| 08/30/2011 | US8009017 Contactless type communication tag, portable tag reader for verifying a genuine article, and method for providing information of whether an article is genuine or not |
| 08/25/2011 | US20110208117 Catheter |
| 08/25/2011 | US20110205034 Identification device for a pneumatic spring |
| 08/25/2011 | US20110205033 Wireless information and safety system for mines |
| 08/25/2011 | US20110205032 Display device |
| 08/25/2011 | US20110205028 Electronic communications device with antenna and electromagnetic shield |
| 08/25/2011 | US20110205026 Radio frequency identification reader antenna having a dynamically adjustable q-factor |
| 08/25/2011 | US20110205024 Inspection system |
| 08/25/2011 | US20110205018 Input apparatus, remote controller and operating device for vehicle |
| 08/24/2011 | CN201947413U 一种基于gsm网络的智能楼宇对讲系统 An intelligent building intercom system gsm Network |
| 08/24/2011 | CN201947400U 一种楼宇可视对讲系统 One kind of building visual intercom system |
| 08/24/2011 | CN101582954B Telephone network building talkback alarm system |
| 08/23/2011 | US8004414 Use of RFIDs to measure flow-rates of materials flowing through piping |
| 08/18/2011 | WO2011099838A1 An rfid reader system |
| 08/18/2011 | US20110200193 Method and apparatus for controlling the recharging of electric vehicles and detecting stolen vehicles and vehicular components |
| 08/18/2011 | US20110199194 Programmable device and programming method |
| 08/18/2011 | US20110199192 Reconfiguration of a radio frequency tag |
| 08/18/2011 | US20110199191 Reconfiguration of a radio frequency reader |
| 08/18/2011 | US20110199190 Rf tag reader and rf tag information acquisition method |
| 08/18/2011 | US20110199187 Tracking Biological and Other Samples Using RFID Tags |
| 08/18/2011 | US20110199186 Passive wireless memory device |
| 08/18/2011 | US20110197483 Two-piece wristband with interchangeable band element for user selectable sizing |
| 08/17/2011 | CN201937782U 楼宇对讲系统 Building intercom system |
| 08/17/2011 | CN201937578U 双向对讲机构造 Two-way radio structure |
| 08/17/2011 | CN201936430U 视频联网对讲监控报警综合系统 Integrated video surveillance alarm system, intercom networking |
| 08/17/2011 | CN102158769A Method and system for realizing remote inquiry and control of interphone |
| 08/17/2011 | CN101090509B Terminal off-line direct calling method for digital centreless communication system |
| 08/16/2011 | US7999675 RFID tags replying using changed reply timing |
| 08/16/2011 | US7999659 Method for access control |
| 08/16/2011 | US7999658 Methods and apparatus for operating a radio device |
| 08/11/2011 | US20110193958 System and method for determining radio frequency identification (rfid) system performance |
| 08/11/2011 | US20110193690 Method for identification of components in an electrical low-voltage switchgear assembly |
| 08/11/2011 | US20110193688 Charger for implant |
| 08/11/2011 | US20110193687 Radio-frequency tag communication device |
| 08/11/2011 | US20110193686 Tag reader, tag reader control method, and tag reader control program |
| 08/11/2011 | US20110193685 Rfid communication systems and methods, and rfid readers and systems |
| 08/11/2011 | US20110193684 Method for the Detection and Identification of Failed Electronic Radio Frequency (RF) Transmission Devices |
| 08/10/2011 | CN201919786U 电力智能安全帽 Power Smart Helmet |
| 08/10/2011 | CN102149023A Window interphone with wireless talkback function |
| 08/10/2011 | CN102148956A Dual-band digital visible talkback doorbell |
| 08/10/2011 | CN102147605A Scatter centralized control method for equipment monitoring and automatic calling unit |
| 08/10/2011 | CN101426048B Building type wireless message leaving door bell based on ADPCM voice compression code |
| 08/09/2011 | US7994921 Method for wireless data transmission and a transponder |
| 08/09/2011 | US7994899 Information access system and method for accessing information in contactless information storage device |
| 08/04/2011 | US20110187511 Method and apparatus for managing content, configuration and credential information among devices |
| 08/04/2011 | US20110187510 Radio Frequency Identification Device with Visual Indicator |
| 08/04/2011 | US20110187509 Software-defined multi-mode rfid read devices |
| 08/04/2011 | US20110187508 Tag for rfid, wireless transmission system and method for large scale multimedia contents using the same |
| 08/04/2011 | US20110187507 Automatic data collection device, method and article |
| 08/04/2011 | US20110187506 System and method for dsrc communication |
| 08/04/2011 | US20110187505 Access Using a Mobile Device with an Accelerometer |
| 08/04/2011 | US20110187504 Circularly polarized antennas for a wireless sensor system |
| 08/04/2011 | US20110185611 Apparatus and method for rapid identification and tracking of individuals in an emergency situation |
| 08/03/2011 | EP2351378A1 Random delay generation for thin-film transistor based circuits |
| 08/03/2011 | CN201919154U 一种语音对讲装置以及语音集群通信系统 A voice intercom and voice trunking communication system |
| 08/03/2011 | CN201919134U 一种集成电视和菜谱功能的楼宇对讲终端设备 Building intercom terminal device features an integrated TV and recipes of |
| 08/03/2011 | CN201919133U 一种多功能对讲机 A versatile intercom |
| 08/02/2011 | US7990275 Fuel tank pressure indicator, including cap and container interface pressure indicator |
| 08/02/2011 | US7990249 RFID tag circuits tags and methods for backscattering with controllable admittance |
| 07/28/2011 | US20110184621 Method and apparatus for increasing the stopping accuracy of a moving object |
| 07/28/2011 | US20110181399 Energy harvesting with rfid tags |
| 07/28/2011 | US20110181397 Backscattering type rfid communication system |
| 07/28/2011 | US20110181394 Method and apparatus to account for transponder tagged objects used during medical procedures |
| 07/28/2011 | US20110181393 Wireless Collection of Fastener Data |