Patents
Patents for H04B 5 - Near-field transmission systems, e.g. inductive loop type (17,859)
02/2008
02/20/2008CN101127660A Car monitoring system based on electronic identity recognition
02/20/2008CN101127539A Bluetooth network phone and its wireless device
02/20/2008CN101127538A Self-adapted match method between different Bluetooth devices
02/20/2008CN101127537A Multi-jump voice transmission method based on Bluetooth technology
02/20/2008CN100370479C Answer device of accesser and emitter packaged in casing
02/20/2008CN100370275C Electronic unit having identification information thereof
02/19/2008US7333786 Relaying apparatus and communication system
02/14/2008WO2008018254A1 Wireless communication apparatus
02/14/2008WO2006087403A3 Device for the inductive coupling of a data-transmission unit to a phase of an electrical power line and corresponding production method
02/14/2008US20080039903 Electronic device with dual purpose inductive element
02/14/2008US20080037802 Remote microphone teleconferencing configurations
02/14/2008US20080036573 Cdma-Rfid
02/14/2008DE19802103B4 Verfahren und Schaltung zum Steuern der RF-Leistung eines Funksignals A method and circuit for controlling the RF power of a radio signal
02/13/2008EP1886416A1 System and method for services functionality
02/13/2008CN201022195Y Wireless communication earphone
02/13/2008CN201022194Y Remote control sound pillow
02/13/2008CN201021990Y Wireless mouse receiver structure with shooting function
02/13/2008CN101123765A Ring with built-in electronic circuit
02/13/2008CN101123730A Apparatus and method for transmitting moving picture stream using bluetooth
02/13/2008CN101123456A Communication method for onboard units and byroad units of ETC system based on WLAN
02/13/2008CN101123455A Mobile communication terminal and method for inputting/outputting voice during playback of music data
02/13/2008CN101123454A Data transmission method and system for mobile phone bank union card based on Bluetooth technology
02/07/2008WO2008016772A2 Method and system for wireless communication
02/07/2008WO2008016327A1 Antenna for near field and far field radio frequency identification
02/07/2008US20080032626 Portable electronic apparatus with near field communication (nfc) application and method of operating the portable electronic apparatus
02/07/2008US20080030080 Chip-scale coils and isolators based thereon
02/07/2008DE4427407B4 Diagnostische Schnittstelle für eine Induktionsschleife Diagnostic interface for an induction loop
02/07/2008CA2659309A1 Rf power transmission network and method
02/06/2008EP1885085A1 Contactless means for supplying energy and data to bus users
02/06/2008EP1884881A1 Contactless communication circuit and portable terminal
02/06/2008EP1884035A2 Extraction of can-bus-signals without feedback
02/06/2008CN201018604Y Wireless multifunctional digital photo frame
02/06/2008CN201018543Y Radio telecom earphone
02/06/2008CN201018500Y Bluetooth wireless microphone
02/06/2008CN201018499Y Contact type bluetooth matching device and system
02/06/2008CN201018498Y Hand-free device for vehicle mounted bluetooth telephone
02/06/2008CN201018497Y Earphone for mobile phone
02/06/2008CN201018496Y Structure of wireless earphone
02/06/2008CN201018495Y System to identify identification using bluetooth technique
02/06/2008CN201018481Y Multimedia wireless transmission receiving apparatus for automobile
02/06/2008CN101119556A Cordless telephone device and method of communication using the same
02/06/2008CN101119508A Short distance radio communication technique based down-hole emergency rescure radio communication system and its establishing method
02/06/2008CN101119424A Handset anti-theft method implementing through handset blue tooth technique
02/06/2008CN101119399A Blue tooth loudspeaker
02/06/2008CN101119139A Local communication method of handset blue tooth
02/06/2008CN101119138A Blue tooth electronic device and control method
02/06/2008CN100367307C Non-contact ic card
02/06/2008CN100367291C Contactless proximity automated data collection system and method
02/06/2008CN100367187C Method for simultanuously supporting multiple path blue-tooth audio application
02/05/2008CA2439808C Apparatus, and associated method, for reporting a measurement summary in a radio communication system
01/2008
01/31/2008WO2008011747A1 Bluetooth on-vehicle
01/30/2008CN101116268A 通信系统 Communications systems
01/30/2008CN101115081A Wireless communication device and blue tooth wireless earphone capable of extending to support wireless network telephone
01/30/2008CN101114901A Safety authentication system, apparatus and method for non-contact type wireless data transmission
01/30/2008CN101114847A Wireless communication device available for mobile broadcasting and bluetooth with single antenna
01/30/2008CN101114846A Blue tooth wireless multimedia transmission apparatus and system and method
01/30/2008CN101114845A Information transmission method, device and system
01/30/2008CN101114836A System and method for vehicle mounted terminal to issue traffic information gridding service
01/30/2008CN101114338A Work attendance method based on finger print mobile phones
01/30/2008CN100366112C Apparatus and method for controlling use of a SIM card of a mobile terminal
01/30/2008CN100365650C Noncontact IC card communication system and communication method
01/29/2008US7324014 Inductive loop detector with automatic frequency change
01/24/2008WO2008010354A1 Wireless communication device
01/24/2008DE202005021374U1 Drahtloses Kurzstreckenübertragungssystem zur Übertragung von Daten zwischen elektronischen Vorrichtungen an einem Fahrzeug A short range wireless communication system for transferring data between electronic devices on a vehicle
01/23/2008EP1880490A1 Establishing a communication link
01/23/2008CN101112010A Communication apparatus, communication method, and program
01/23/2008CN101112009A RFID carrier wave interception method and RFID system adopting the same
01/23/2008CN101112008A Radio frequency recognizing communication control method and radio frequency recognition system using the same
01/23/2008CN101110873A Gateway device with mixed access by ADSL and VDSL
01/23/2008CN101110624A Blue tooth relay unit and its implementing method
01/23/2008CN101110615A Data transferring system using wireless communication
01/23/2008CN101110614A Method for implementing simultaneous talking among a plurality of blue tooth terminals
01/23/2008CN101110613A Wireless tour guide device
01/23/2008CN101110612A Method for long-distance voice communication using blue tooth voice equipment
01/23/2008CN101110600A Portable electronic apparatus and operating method thereof
01/23/2008CN101110599A Shoes and their fittings
01/23/2008CN101109930A Remote controlled and program controlled automatic kitchen
01/17/2008WO2007129260A3 System for signal transmission by magnetic induction in a near-field propagation mode, with antenna tuning for link budget optimization
01/17/2008US20080014867 Portable Identity Card Reader System For Physical and Logical Access
01/17/2008DE19938998B4 Verfahren zum Betreiben von Chipkarten A method of operating of chip cards
01/16/2008EP1879423A2 In-the-ear loudspeaker system with wireless signal transmission
01/16/2008EP1878125A2 Sensing and communication system and method
01/16/2008EP1877952A1 Circuit for a communication device and method of controlling a transmission
01/16/2008CN201008176Y Wireless telecom multifunctional earphone
01/16/2008CN101106760A Communication system with share antenna and its extension card
01/16/2008CN101106614A Bluetooth phone gateway device and communication method
01/16/2008CN101106500A Bluetooth master with improved transmitting efficiency and method of transmitting data using the same
01/16/2008CN101106396A Method and mobile terminal for finding specific user
01/15/2008US7319903 System and method for RF transceiver duty cycling in an implantable medical device
01/15/2008US7319843 Storage unit comprising a main data carrier and a contactless chip
01/15/2008US7319763 Power amplification for parametric loudspeakers
01/15/2008US7319574 Arc fault detection apparatus, method and system for an underground electrical conductor
01/15/2008CA2370848C Low-power radio frequency identification reader
01/10/2008WO2008005226A1 Apparatus and method for fm transmitting audio at optimal power levels
01/10/2008WO2008005213A2 Apparatus and method for transmitting using automobile dc wiring as a radiating antenna
01/10/2008WO2008003876A1 Device for coupling between an identifier-transponder and a base station of a motor vehicle
01/10/2008WO2008003583A1 Miniature electro-acoustic transducer with integrated coupling coil
01/09/2008EP1665573B1 Portable object having multi-level demodulation and being inductively coupled to a fixed station
01/09/2008CN201004706Y Intelligent transmitter with MP3
01/09/2008CN201004634Y Intelligent card and application system based on Bluetooth technology