| Patents for H04B 5 - Near-field transmission systems, e.g. inductive loop type (17,859) |
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| 02/25/2009 | CN201199687Y Dual-mode antenna apparatus |
| 02/25/2009 | CN201199390Y Audio intensification teaching system |
| 02/25/2009 | CN101374302A System and method for forwarding radiofrequency signal of mobile terminal |
| 02/25/2009 | CN101373993A Stereo Bluetooth earphone |
| 02/25/2009 | CN101373992A Multifunctional earphone and system for monitoring alcohol concentration using the same |
| 02/25/2009 | CN101371801A Sickroom wireless monitoring system based on ZigBee |
| 02/25/2009 | CN100464526C Manage system, manage method, information processing device and method |
| 02/25/2009 | CN100464507C Method for implementing data flow model playback on Bluetooth equipment and its system |
| 02/25/2009 | CN100464289C Blue tooth data transmission processing apparatus and transmission method thereof |
| 02/24/2009 | US7496329 RF ID tag reader utilizing a scanning antenna system and method |
| 02/24/2009 | US7495625 Antenna for reader/writer and reader/writer having the antenna |
| 02/24/2009 | US7494069 Mobile communication device |
| 02/19/2009 | WO2009021970A2 Method and apparatus for geographical localization |
| 02/18/2009 | EP2026244A2 Tag reading method and apparatus |
| 02/18/2009 | EP2025177A2 Wireless subscriber station for short range ad-hoc data communication |
| 02/18/2009 | EP1527410B1 Transponder with a controllable power-on-reset circuit |
| 02/18/2009 | EP1417790A4 Exciter system and method for communications within an enclosed space |
| 02/18/2009 | CN201197166Y Mobile phone for implementing BT communication |
| 02/18/2009 | CN201196741Y Household wireless network intelligent control device |
| 02/18/2009 | CN101370046A All-directional call recording system, mobile phone and adapter |
| 02/18/2009 | CN101369829A Short distance wireless caution system |
| 02/18/2009 | CN101369828A Electronic equipment and information interchange method |
| 02/18/2009 | CN101369827A Wireless induction type data processing system and method |
| 02/18/2009 | CN101369826A Bluetooth function expansion apparatus and method |
| 02/18/2009 | CN100463481C A method and system for implementing short distance wireless communication in public switched telephone network |
| 02/12/2009 | WO2009021220A1 Near field communications system having enhanced security |
| 02/12/2009 | WO2009019735A1 Response wireless device and its wireless communication method |
| 02/12/2009 | US20090043457 Vehicle control device |
| 02/12/2009 | US20090042515 Transponder circuit |
| 02/12/2009 | DE102008030257A1 Kommunikationsgerät, Mobilgerät und Kommunikationsverfahren Communication device, mobile device and communication method |
| 02/12/2009 | CA2695932A1 Near field communications system having enhanced security |
| 02/11/2009 | EP2022178A1 Data communication in an electronic device |
| 02/11/2009 | EP2021972A1 Near field rf communicators and near field communications-enabled devices |
| 02/11/2009 | EP1803154A4 Wireless chip |
| 02/11/2009 | CN101365234A Service hierarchical discrimination method in Bluetooth cordless telephone system |
| 02/11/2009 | CN101364821A Wireless file management system |
| 02/11/2009 | CN101364820A Connection method for Bluetooth apparatus system |
| 02/11/2009 | CN101364819A Monitoring method applying Bluetooth technology |
| 02/05/2009 | WO2009017292A1 Mobile status detection contactless module |
| 02/05/2009 | WO2009017151A1 Communication system |
| 02/05/2009 | WO2009016731A1 Transmitter and transmission method |
| 02/05/2009 | WO2009015620A1 Method and device for data and/or energy transmission |
| 02/05/2009 | US20090033467 Rf identification device with near-field-coupled antenna |
| 02/05/2009 | US20090033462 Rf ID Tag Device |
| 02/05/2009 | DE102007061309A1 Energy consumer or energy producer data detecting system for e.g. house, has interface provided at central evaluation unit for transmission of data of energy consumer/energy producer to selection unit |
| 02/05/2009 | DE102007036626A1 Induktiver Steckverbindungsübertrager Inductive plug transformer |
| 02/04/2009 | CN201191832Y Video output control system |
| 02/04/2009 | CN201191831Y Digital hard disc recorder having radio communication function |
| 02/04/2009 | CN101361287A Mobile radio frequency identification (mrfid) reader |
| 02/04/2009 | CN101361286A Communication system for data interchange between electrical installation engineering appliances |
| 02/04/2009 | CN101360306A Alarm method and system |
| 02/04/2009 | CN101360292A Method and system implementing dual SIM card interchanging supported by single Bluetooth in mobile phone |
| 02/04/2009 | CN101360273A Method for short-distance transceiving and processing name card information using mobile phone |
| 02/04/2009 | CN101360140A Wireless headset, portable communication system, and method for placing a call from a headset |
| 02/04/2009 | CN101359922A Mobile phone Bluetooth or infrared relay antenna |
| 02/04/2009 | CN100459614C Mobile phone external device and method |
| 02/04/2009 | CN100459449C Method of terminal identification system and device |
| 02/04/2009 | CN100459285C Information processing device |
| 02/04/2009 | CN100458810C Method and system of protecting bluetooth apparatus |
| 02/04/2009 | CN100458750C Mobile storage unit and method capable of implementing card scanning and format conversion |
| 01/29/2009 | WO2009013001A1 Method and device for the contact-free transmission of data from and/or to a plurality of data or information carriers, preferably in the form of rfid tags |
| 01/29/2009 | WO2009012633A1 A bluetooth earphone and a main machine device applying thereof |
| 01/29/2009 | WO2008122869A3 Nfc module, particularly for mobile telephone |
| 01/29/2009 | US20090027167 Energy self-sufficient radiofrequency transmitter |
| 01/29/2009 | DE102008034001A1 Spulenpaar mit Trägerunterdrückung Coil pair with carrier suppression |
| 01/29/2009 | DE102007035310A1 Verfahren und Vorrichtung zur Daten-und/oder Energieübertragung Method and device for data and / or energy transmission |
| 01/29/2009 | DE102007035006A1 Verfahren und Vorrichtung zur kontaktlosen Übertragung von Daten von und/oder zu einer Vielzahl von Daten- oder Informationsträgern, vorzugsweise in Form von RFID-Tags Method and device for contactless transmission of data from and / or to a variety of data or information carriers, preferably in the form of RFID tags |
| 01/29/2009 | DE102007034591A1 Radio frequency identification data medium localization method for determination of residence, involves proceeding phase measurement in identification data medium for determining whether induction loop is within large induction loop |
| 01/29/2009 | DE102007034173A1 Energieaufnahme kontaktloser Datenträger Energy intake contactless data carriers |
| 01/29/2009 | CA2693532A1 Method and device for the contact-free transmission of data from and/or to a plurality of data or information carriers, preferably in the form of rfid tags |
| 01/28/2009 | EP2019181A2 System for inductive signal transfer |
| 01/28/2009 | EP2018710A2 System for signal transmission by magnetic induction in a near-field propagation mode, with antenna tuning for link budget optimization |
| 01/28/2009 | CN201188651Y Smart card with wireless communication function and smart card system using the same |
| 01/28/2009 | CN201188647Y Bluetooth wireless phone capable of interconnecting mobile phone |
| 01/28/2009 | CN201188610Y Vehicle-mounted bluetooth telephone |
| 01/28/2009 | CN101355563A Method for transmitting and receiving data in near field communication |
| 01/28/2009 | CN101355370A Method for turning on bluetooth earphone of mobile equipment |
| 01/28/2009 | CN100456790C A multifunctional wireless communication device |
| 01/28/2009 | CN100456642C Transmitter filter arrangement for multiband mobile phone |
| 01/27/2009 | US7483964 System, device, and method for providing personalized services in a communication system |
| 01/27/2009 | US7483673 Power line communications using battery devices |
| 01/27/2009 | US7483538 Wireless and wired speaker hub for a home theater system |
| 01/22/2009 | WO2009011423A1 Wireless ic device |
| 01/22/2009 | WO2009011400A1 Wireless ic device and electronic apparatus |
| 01/22/2009 | WO2009011376A1 Wireless ic device |
| 01/22/2009 | WO2009011200A1 Wireless tag information readout apparatus and wireless tag information readout system |
| 01/22/2009 | US20090023387 Receiver, Transceiver, and Electric Field Communication System |
| 01/22/2009 | DE19930132B4 Gerät und Verfahren zum Nachweisen und Lesen von Transpondern in einem überwachten Durchgang Apparatus and method for detecting and reading of transponders in a monitored through |
| 01/22/2009 | DE102007036948A1 Leitungsaufnahmeeinheit Cable receiving unit |
| 01/21/2009 | CN201185416Y 无线耳机系统 Wireless Headset System |
| 01/21/2009 | CN101351970A Data communication in an electronic device |
| 01/21/2009 | CN101351924A Radio IC device and radio IC device part |
| 01/21/2009 | CN101351022A Method and equipment for ordering radio equipment based on signal intensity |
| 01/21/2009 | CN101350637A Networking method for two-channel wireless sensing terminal based on Zigbee |
| 01/21/2009 | CN101350628A Wireless microphone capable of automatically tracking frequency and resisting noise |
| 01/21/2009 | CN100454953C An equipment for implementing automatic call forwarding of blue tooth handset and method thereof |
| 01/20/2009 | US7480692 Computer communications using acoustic signals |
| 01/20/2009 | US7480490 Coexistence of multiple radio systems in unlicensed bands |
| 01/15/2009 | WO2009008296A1 Wireless ic device |
| 01/15/2009 | WO2009008163A1 Antenna for rfid reader/writer |