Patents
Patents for H04B 5 - Near-field transmission systems, e.g. inductive loop type (17,859)
12/2008
12/10/2008CN101320999A Conversation brief report system
12/10/2008CN101320998A Communication and control system and method
12/10/2008CN100442908C Bluetooth accessing point link management method
12/10/2008CN100442736C Method of simultaneous support connection of multiple blue tooth network by one blue tooth system
12/10/2008CN100442678C Device for inductive transmission of electrical power
12/09/2008US7463907 Plug-in network appliance
12/09/2008US7463687 Method and apparatus for performing high quality fast predictive motion search
12/06/2008CA2633230A1 Hf rotary joint with a .lambda./4 line between the stator and rotor
12/04/2008WO2008147728A1 Method for optimizing near field links
12/04/2008WO2008146671A1 Antenna for rfid and portable communication device
12/04/2008WO2008146379A1 Communication frequency control method for radio communication system, controller for the same system, and radio communication system
12/04/2008US20080299904 Wireless communication system
12/04/2008US20080298808 Radio Communication System, Radio Communication Apparatus and Radio Communication Method as Well as Computer Program
12/04/2008US20080297315 Inductive Coupling Exchange in a Portable Intelligent Object With Central and Peripheral Circuits
12/04/2008CA2684287A1 Method for optimizing near field links
12/03/2008EP1998468A2 Multi-mode RFID reader Architecture
12/03/2008EP1997238A1 Device for transporting energy by partial influence through a dielectric medium
12/03/2008EP1733334A4 Product management system
12/03/2008EP1683287A4 Method and apparatus for augmenting bluetooth-type capabilities of a wireless terminal
12/03/2008CN201160289Y Phone with radio earpiece
12/03/2008CN201160278Y Secondary unit of bluetooth phone
12/03/2008CN201160277Y Bluetooth equipment for walkie-talkie
12/03/2008CN201159763Y Split type vehicle mounted GPS
12/03/2008CN101316372A Support frame control and connection device
12/03/2008CN101316120A Radio frequency user recognition module, member card information processing method and processing system
12/03/2008CN101316119A Personal identification system, personal identification device and personal identification method
12/03/2008CN101316118A Wireless data transmission device and method
12/03/2008CN100440748C Access of plantable medical equipment by broadcast hearving communications
12/03/2008CN100440243C Method and circuit arrangement for wireless data transmission
12/02/2008US7458513 IC card reading apparatus and its related method
11/2008
11/27/2008WO2008143484A1 Method for determining optimal frame size for tag collision prevention in rfid system
11/27/2008WO2008142113A1 Method and device for electronic communication between at least two communication devices
11/27/2008DE102007022065A1 Verfahren zum Betrieb eines RFID-Tags mit genauer Lokalisierung A method for operating an RFID tag with a precise localization
11/26/2008EP1995925A1 Orthogonal demodulation device, orthogonal demodulation method, and program orthogonal demodulation
11/26/2008EP1474776B1 Adapting coil voltage of a tag to field strength
11/26/2008CN201156814Y Dismountable Bluetooth stereo music earphone
11/26/2008CN201156752Y Blueteeth cable modem
11/26/2008CN101312414A Method for saving call charge through wireless communication interface of mobile communication apparatus
11/26/2008CN101312363A Theft preventing apparatus and method for electronic equipments
11/26/2008CN101311545A Fan with display function
11/26/2008CN100438364C Broadcast audio communication from implantable medical device
11/26/2008CN100438210C Antenna for reader/writer and reader/writer having the antenna
11/25/2008US7457637 Noncontact recording medium reader/writer
11/25/2008CA2306702C Rfid conveyor antenna
11/20/2008WO2008140861A1 Rf - coupled digital isolator
11/20/2008WO2008140156A1 Rf reader capable of detecting rf signal and existence of rf card and the method thereof
11/20/2008WO2008140037A1 Wireless ic device
11/20/2008WO2008138624A1 Data communication between two passive portable data media
11/20/2008WO2008030379A3 Hybrid power harvesting and method
11/20/2008WO2007127559A3 Mobile commerce method and device
11/20/2008US20080287061 Communication apparatus
11/20/2008US20080287060 Electronic Equipment for a Wireless Communication System and Method for Operating an Electronic Equipment for a Wireless Communication System
11/20/2008DE102007021597A1 Anordnung und Verfahren zur berührungslosen Übertragung von elektrischen Signalen zwischen zwei Einheiten Arrangement and method for the contactless transmission of electrical signals between two units
11/19/2008CN201153256Y Humidity and temperature near-distance wireless transmission Bluetooth apparatus
11/19/2008CN201153038Y Audio processing apparatus, audio playing apparatus, audio processing and playing system
11/19/2008CN201153002Y Bluetooth system apparatus capable of alarming
11/19/2008CN101309318A Bluetooth earphone
11/19/2008CN101309287A Bluetooth wireless on-line interaction system for mobile phone
11/19/2008CN101309156A Method and apparatus for publishing advertising information by Bluetooth communication technique
11/19/2008CN101309095A Portable Bluetooth sound reproducing apparatus
11/19/2008CN101309094A Infrared remote controller structure embedded with bluetooth wireless transmitter
11/19/2008CN101309093A Bluetooth handfree receiver unit having global position system function
11/19/2008CN101309088A Random addressing self-adapting frequency-hopping wireless microphone and receiving machine thereof
11/19/2008CN101308699A Shaped album media and play apparatus
11/19/2008CN101308602A Bluetooth sound control television system
11/18/2008US7454170 Unidirectional power and bi-directional data transfer over a single inductive coupling
11/18/2008US7453359 IC tag communication relay device, IC tag communication relay method
11/13/2008WO2008136257A1 Wireless ic device
11/13/2008WO2008136226A1 Wireless ic device
11/13/2008WO2008135134A1 Method for filtering interference affecting a detecting sensor for a hands-free access device on a vehicle susceptible to interference by a magnetic field
11/13/2008WO2008134889A1 Ultra high speed signal transmission/reception
11/13/2008WO2007114952A3 Data exchange systems and methods employing rf data transmission
11/13/2008WO2007001646A3 Telecommunications device using rfid data for device function execution
11/13/2008US20080280654 System and method for wirelessly providing multimedia
11/13/2008US20080280558 Method for transmitting and receiving data in nfc
11/13/2008US20080279410 Directional hearing enhancement systems
11/13/2008US20080278329 Rfid Reader and Rfid System
11/13/2008DE102007022405A1 Inductively coupled mobile telephone for use as reader for e.g. passive transponder, has system of electronics and inductively coupled antenna integrated, and data transmission to base station enabled by inductive coupling
11/13/2008DE102007022188A1 Sensorvorrichtung, elektrisches Modul, Steuergerät sowie Gesamtsystem Sensor device, electrical module, controller, and overall system
11/13/2008CA2687120A1 Ultra high speed signal transmission/reception
11/12/2008EP1990940A2 Method for transmitting and receiving data in NFC
11/12/2008CN201149658Y Bluetooth switch control module group and electric product
11/12/2008CN201149488Y GPS monitoring communication device, navigation terminal and center type guidance system
11/12/2008CN101305383A Method and RFID reader for detecting a delimiter pattern in a signal stream
11/12/2008CN101304558A Mobile terminal and orientation method thereof
11/12/2008CN101304449A Integration type communication equipment
11/12/2008CN101304313A Bluetooth apparatus on-line method and correlated bluetooth apparatus
11/12/2008CN101304306A Method and apparatus for safety call
11/12/2008CN101304299A System and method for improving symmetry in data transmission in logic link control layer
11/12/2008CN101304269A Method and terminal for implementing bluetooth play
11/12/2008CN101304268A Call control apparatus for mobile telephone and fixed telephone
11/12/2008CN101304267A Arrangement and method for contactless transmission of electrical signals between two units
11/12/2008CN101303671A System and method for ensuring safety use of storage device
11/12/2008CN100433578C Local search processing method and radio communicator
11/12/2008CN100433577C Blue teeth communication system capable of combining with network and voicespeech telephone
11/12/2008CN100433052C Methods and apparatuses for identification
11/11/2008US7450947 Method and apparatus for dynamic spectrum sharing
11/11/2008US7450902 Continuous phase frequency shift keying modulation during wireless transmissions in a closed system while minimizing power consumption
11/06/2008WO2008132269A1 Short range communication
11/06/2008WO2008117029A3 Nfc communicators