Patents
Sitemap › H04 - Electric communication technique › H04B - Transmission › H04B 5 - Near-field transmission systems, e.g. inductive loop type
Patents for H04B 5 - Near-field transmission systems, e.g. inductive loop type (17,859)
11/2009
11/11/2009CN201345657Y Security service system of short-distance radio frequency communication
11/11/2009CN201345160Y Zigbee protocol-based remote control system
11/11/2009CN101578736A Wireless IC device
11/11/2009CN101578616A Wireless IC device and electronic apparatus
11/11/2009CN101577880A Method, system and device for searching fixed telephone by mobile terminal
11/11/2009CN101577361A Method for manufacturing near field communication (NFC) terminal and antenna thereof
11/11/2009CN101577024A Method for applying RF-SIM in public transportation system
11/11/2009CN101576942A Authentication method and automatic control system for electronic device
11/11/2009CN100559730C Information processing apparatus, and radio communication system and method
11/10/2009US7616968 System and method to facilitate overcoming a degradation in transmission through a radiating transmission line communication system
11/10/2009US7616926 Conductive DC biasing for capacitively coupled on-chip drivers
11/10/2009CA2449866C System and method to facilitate wireless communication in a welding environment
11/05/2009WO2009135164A2 Magnetic based short range communications device, system and method
11/05/2009WO2009133162A1 Vehicle glazing with retaining socket
11/05/2009WO2009132701A1 Contact-free power supply means for a peripheral unit of a building management system
11/05/2009WO2009132383A1 Magnetic inductive systems and devices
11/05/2009US20090275282 Magnetic based short range communications device, system and method
11/05/2009DE102008042697A1 Rotary transmission line for computer tomograph, has cycle modulator which is provided in one of signal source, driver, receiver, and data sink
11/05/2009DE102008021775A1 Statorantennenring Statorantennenring
11/04/2009EP2114019A1 Recharge of an active transponder
11/04/2009EP2113961A1 Rotor antenna ring
11/04/2009CN201341161Y Watch type mobile phone
11/04/2009CN201341139Y Wireless audio-transmitting device for vehicle system
11/04/2009CN201341134Y Vehicle radio frequency identification wireless base station and radio frequency communication system
11/03/2009US7613521 Telemetry for a battery operated device
11/03/2009US7613484 Method and device for transponder aided wake-up of a low power radio device
11/03/2009US7612630 Electromagnetically coupled interconnect system architecture
11/03/2009CA2401707C Electro-hydraulically pressurized downhole valve actuator
10/2009
10/29/2009WO2009131756A2 Signal transmission via body conduction
10/29/2009WO2009131197A1 Reader/writer and program
10/29/2009WO2009093076A3 Near field rf communicators
10/29/2009US20090271519 Method and system for facilitating group organization using mobile devices
10/29/2009US20090270032 Signal transmission via body conduction
10/28/2009EP2111700A1 Method for characterizing the radio link of rfid tags
10/28/2009EP2111692A2 Inductive power and data transmission system based on class d and amplitude shift keying
10/28/2009CN101568933A Wireless IC device
10/28/2009CN101567109A Device integrating payment and gathering functions, system and trade method
10/28/2009CN101567106A Method and system for payment of Bluetooth cellular phone-POS machine
10/28/2009CN101567054A Bluetooth RFID reader writer
10/28/2009CN101564291A System capable of measuring blood pressure and use method thereof
10/28/2009CN100556163C Video sharing method of mobile stream media
10/28/2009CN100554012C Integrated self-powered tire revolution counter
10/22/2009WO2009128032A1 Low power near-field communication devices
10/22/2009WO2009127330A1 Inductive transmission device for electrical energy and data
10/22/2009WO2009097215A9 One step near field communication transactions
10/22/2009US20090264069 Wireless communication apparatus, power supply method, program, and wireless communication system
10/22/2009US20090264068 Communication apparatus, communication method, program and communication system
10/22/2009US20090264067 Inductive antenna coupling
10/22/2009US20090262939 Authentication Apparatus, System and Method
10/22/2009DE102008018829A1 Induktive Übertragungsvorrichtung für elektrische Energie und Daten Inductive transmission device for electric energy and data
10/21/2009EP2109963A2 Method and device for bus arbitration, converter and manufacturing installation
10/21/2009CN201332425Y Device for automatically making backup of phone book in cell phone
10/21/2009CN201332415Y Double-net telephone
10/21/2009CN201331827Y Vehicle-borne test data short-range wireless transmission and conversion system
10/21/2009CN101563856A Electrically insulated device for coupling measuring signals, and electrical appliance comprising such a device
10/21/2009CN101562584A Bluetooth/802.11n gateway
10/21/2009CN101561966A Novel photographing, remote gating and smart home remote controller and receiver
10/21/2009CN101561951A Object register system based on mobile phone Bluetooth
10/21/2009CN101561861A Inductive coupling exchange in a portable intelligent object with central and peripheral circuits
10/21/2009CN100552693C Tag reading method and apparatus
10/20/2009US7606533 Method and system for selecting data items for service requests
10/20/2009US7606532 Adaptable power supply circuit
10/20/2009US7604177 Contactless data carrier, interrogator, contactless data carrier system, and method of acquiring data
10/20/2009US7604170 Portable device with an active communication station configuration and a passive data carrier configuration
10/20/2009CA2402163C Tracer injection in a production well
10/20/2009CA2401681C Controlled downhole chemical injection
10/15/2009WO2009126425A1 System and method for adapting a loop powered field instrument for use in a wireless network
10/15/2009WO2009124790A1 Method for exchanging data between a mobile telephone and a fixed line telephone
10/15/2009WO2009108015A3 Rfid reader generating switching signal and power saving system including the same
10/15/2009WO2009051813A3 Integrated coupler-mounted non-contact ethernet bridge
10/14/2009EP2109226A2 Device for transmission and/or reception of radiosignals.
10/14/2009EP1787139B1 Electronic near field communication enabled multifunctional device and method of its operation
10/14/2009CN201328142Y Bluetooth hands-free device based on vehicle entertainment system
10/14/2009CN201328115Y Wireless data transmission system for total station
10/14/2009CN101558545A Radio processing system, radio processing method, and radio electronic device
10/14/2009CN101558543A Noncontact transmission device
10/14/2009CN101558532A Radio ic device and component for radio ic device
10/14/2009CN100550670C Apparatus for wireless transmission of information and communication system comprising said apparatus
10/14/2009CN100550043C Contactless data carrier and its system, interrogator, data acquiring method and program
10/14/2009CN100549822C Printing plate material, printing plate material plate, printing plate manufacturing process, and printing process,and printing plate material manufacturing process
10/13/2009US7603145 System and method for facilitating short-range wireless communications between a mobile wireless device and an auxiliary system
10/13/2009US7603090 Circuit for contractless device having active and passive send modes
10/13/2009US7603082 Impedance matching of an electromagnetic transponder reader
10/13/2009US7602293 Interrogator for RFID tag
10/08/2009WO2009123340A1 Communication terminal, computer-readable storage medium, and communication method
10/08/2009WO2009123249A1 Communication terminal, computer-readable storage medium, and communication method
10/08/2009WO2009123077A1 Communication device and control method therefor
10/08/2009WO2009122807A1 Wireless tag communication device
10/08/2009WO2009122471A1 Electronic device, battery charger, and electronic device battery-charging system
10/08/2009WO2009122470A1 Electronic device, charger, and electronic device charging system
10/08/2009US20090253372 Electric field communication apparatus, electric field communication system, and method of controlling electric field communication apparatus
10/08/2009DE102008016986A1 Display data displaying method for use in communication system, involves transferring display data from portable communication device to stationary communication device by secure communication channel
10/08/2009DE102007038757B4 Werkzeug- oder Produktionsmaschine mit einer Anzahl von nebeneinander angeordneten Automatisierungsmodulen mit einer leitungslosen Ethernet-Kommunikation Tool or production machine with a number of adjacently arranged automation modules with a leadless Ethernet communication
10/07/2009EP2107695A2 Electric field communication apparatus, electric field communication system, and method of controlling electric field communication apparatus
10/07/2009EP2107694A1 Terminal for radiofrequency transmission-reception by means of inductive coupling
10/07/2009CN201323645Y Bluetooth headset capable of converting channels
10/07/2009CN201323576Y Device for monitoring wireless receiving and transmitting module
10/07/2009CN201323575Y Bluetooth headset
10/07/2009CN101553037A Multi-transceiver wireless communication device and methods for operating during device discovery and connection establishment
10/07/2009CN101552806A Information communication apparatus and method of controlling information communication apparatus
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