Patents
Sitemap › H04 - Electric communication technique › H04B - Transmission › H04B 1 - Details of transmission systems, not covered by a single one of groups; Details of transmission systems not characterised by the medium used for transmission
Patents for H04B 1 - Details of transmission systems, not covered by a single one of groups; Details of transmission systems not characterised by the medium used for transmission (188,568)
03/2014
03/20/2014US20140079027 Fast adaptive power control for a variable multirate communications system
03/20/2014DE202014000874U1 Elektronische Baugruppe für ein am Körper zu tragendes Audiogerät Electronic assembly for a to be worn on the body audio device
03/20/2014DE112012002879T5 Schaltungsmodul Circuit module
03/20/2014DE102012216596A1 Radio device used in building site radio apparatus, has lighting device that is adapted in operative position at side portion of base unit to illuminate light
03/20/2014DE102012107705A1 Monitoring system for monitoring loading surface, has electrically conductive inductance stabilizing element in vicinity of antenna, particularly coil, where outer surface of antenna is shielded by inductance stabilizing element
03/20/2014DE102012018453A1 Transponder unit e.g. transponder key for motor vehicles, has environment sensor to receive actuation of first key from ambient signal, if control command is send over radio interface, when ambient signal satisfies condition
03/20/2014DE102012018446A1 Transponder unit i.e. transponder key, for e.g. locking, of motor vehicle, has buttons depressed by switch, and buttons that are pivotally connected with housing around axis, where switch is actuated by rotating of buttons around axis
03/20/2014DE102009057349B4 Verfahren und Vorrichtung zum Differenzieren zwischen Nutzsignalen und Störsignalen bei RFID-Tags Method and apparatus for differentiating between useful signals and interference signals with RFID tags
03/19/2014EP2709411A1 Method and device for allocation of resource location with frequency hopping function
03/19/2014EP2709372A1 Receiving device, receiving method, transmitting device, transmitting method, program, and linked application control system
03/19/2014EP2709324A1 Multipath interference reduction
03/19/2014EP2709287A1 On-chip stimulus generation for test and calibration of nfc reader receivers
03/19/2014EP2709283A1 Protective Device for Mobile Terminal
03/19/2014EP2709282A2 Minimizing bandwidth in down-conversion of multiple RF channels
03/19/2014EP2709281A1 Rf front end module and mobile wireless device
03/19/2014EP2709274A1 Amplifier circuit and wireless communication device
03/19/2014EP2709105A1 Method and system for reducing impulsive noise disturbance
03/19/2014EP2707966A1 Isolation and protection circuit for a receiver in a wireless communication device
03/19/2014EP2707965A1 Multi-standard transceiver architecture with common balun and mixer
03/19/2014EP2707964A1 Methods and device for providing dynamic communication options
03/19/2014CN203492205U An intelligent switch having a networking function
03/19/2014CN203492200U General-purpose contact electrophone
03/19/2014CN203492080U Audio detection circuit of alarm intercom
03/19/2014CN203492057U Built-in wireless module of industrial display screen and display screen thereof
03/19/2014CN203492043U Self-adaptive equalizer of Bluetooth 4.0 low-power-consumption receiver
03/19/2014CN203492019U Wireless transmission circuit structure
03/19/2014CN203492018U High-power C band scatter communication high-frequency device
03/19/2014CN203492017U Audio frequency input circuit of alarm interphone
03/19/2014CN203492016U Instant messaging tool for mobile automobiles
03/19/2014CN203492015U Wireless mobile communication module group
03/19/2014CN203492014U User terminal based on Beidou RDSS voice communication system
03/19/2014CN203492013U Team wisdom explanation system
03/19/2014CN203492012U X frequency band emission assembly
03/19/2014CN203492011U Emergency positioning searching-and-rescuing system for aviation
03/19/2014CN203490824U Voice communication-based intelligent household appliance control device
03/19/2014CN103650549A Methods and apparatus for OFDM peer discovery
03/19/2014CN103650369A Control of SAR in mobile transmit diversity systems employing beam forming by using coupling between diversity branches
03/19/2014CN103650359A Fast timing acquisition in cell search for TD-SCDMA
03/19/2014CN103650358A Broadband distributed antenna system with non-duplexer isolator sub-system
03/19/2014CN103650357A Wireless apparatus and method for manufacturing same
03/19/2014CN103650356A Systems and methods for transceiver communication
03/19/2014CN103650355A Non-foster circuit stabilization circuit and method
03/19/2014CN103650354A Apparatus and method for reactive inter-cell interference coordination
03/19/2014CN103650353A Wireless sensor module, method for processing measurement data thereby, program, and recording medium
03/19/2014CN103650352A Multi frequency 2d phased array transducer
03/19/2014CN103650342A Quadrature hybrid coupler, amplifier, and wireless communication device
03/19/2014CN103650340A Variable filter device and communication device
03/19/2014CN103648322A Main body cover of mobile phone
03/19/2014CN103647736A Double communication system underwater acoustic Modem and implementation method thereof
03/19/2014CN103647580A Jammer canceller for power-line communication
03/19/2014CN103647579A Passive elimination and digital elimination based same-frequency full duplex implementation method
03/19/2014CN103647578A A mobile communication system and a base station therein
03/19/2014CN103647577A Communication system, communication apparatus, and communication apparatus control method
03/19/2014CN103647576A Data receiving and sending module of intelligent charging frame
03/19/2014CN103647575A 2-12GHz broadband microwave front-end circuit and 2-12GHz microwave signal receiving method
03/19/2014CN103647574A Universal remote-transmission wireless electronic module
03/19/2014CN103647573A A multichannel ADC synchronization sampling intermediate frequency receiver
03/19/2014CN103647572A Wireless mobile communication equipment
03/19/2014CN103647571A Long-distance radio-frequency transceiver based on DSSS technology
03/19/2014CN103647570A Tourist based meteorological service device
03/19/2014CN103647569A Field wireless help seeking device
03/19/2014CN103647568A External field data digital receiver, external field data detection system and method
03/19/2014CN103647567A Radio cassette recorder having functions of radio receiving and recording and text translation
03/19/2014CN103647566A Radio set with radio receiving and message translating functions
03/19/2014CN103647565A CMOS radio frequency receiving front end with wide temperature work gain automatic control function
03/19/2014CN103647564A Binary channel shortwave signal diversity receiving system and receiving method thereof
03/19/2014CN103647563A Anti-image-interference receiver
03/19/2014CN103647562A Ultralow-frequency electromagnetic transmitter of pipe pigging device
03/19/2014CN103647561A Dynamically reconfigurable direct digital synthesis jammer
03/19/2014CN103647560A Dynamically reconfigurable direct digital synthesis jammer and dynamic configuration method
03/19/2014CN103647543A High-speed data transceiver
03/19/2014CN102710280B Partitioned and expanded high-speed pipelining shift dispreading method and device
03/19/2014CN102386937B Wireless communication system and method for improving sensitivity of wireless communication system
03/19/2014CN102291161B Method and device carrying out same frequency measurement in TD-SCDMA (Time Division-Synchronization Code Division Multiple Access) system
03/19/2014CN102256339B Service data transmission method, receiver, mobile terminal, transmitter and base station
03/19/2014CN102246419B Power detection circuit, transmitter, and power detection method
03/19/2014CN102171941B 无线标签通信系统和无线标签通信装置 RFID tag communication system and RFID tag communication apparatus
03/19/2014CN102160015B Methods and systems for state-driven power savings for wimax
03/19/2014CN102111359B Maximum ratio channel equalization method of short wave (SW) multiple carrier-code division multiple access (MC-CDMA)
03/19/2014CN102077483B Signal converter, wireless signal transmission system, and wireless signal reception system
03/19/2014CN101981813B Cancellation of oscillator remodulation
03/19/2014CN101896952B Automatically identifying location information in text data
03/19/2014CN101835062B Method for processing service plate changeover and shelf control unit
03/19/2014CN101827058B Transmitter, receiver, power amplification method, and signal demodulation method
03/19/2014CN101814953B Method and system for realizing automatic protection switching of transmission equipment
03/19/2014CN101764626B Transmitting and receiving system and the method for transmitting and receiving of signal
03/19/2014CN101720528B Digital hybrid mode power amplifier system
03/19/2014CN101714888B Communication node, wireless communication system and data relay method
03/19/2014CN101552614B Single antenna tuning circuit used for near field communication equipment
03/19/2014CN101379729B Method for placing call in voice call continuity and terminal and server thereof
03/18/2014US8677438 Wireless video transmission device
03/18/2014US8677434 Method and system for direct digital up-conversion in a cable modem
03/18/2014US8677421 Digital broadcast reception apparatus
03/18/2014US8676990 Device management
03/18/2014US8676933 NAT traversal method in session initial protocol
03/18/2014US8676670 Mobile asset data management system
03/18/2014US8676280 Antenna case for enhancing transmission and reception of radio waves
03/18/2014US8676277 Communication device, communication method, program and communication system
03/18/2014US8676276 Mobile device having solar cell and power control method thereof
03/18/2014US8676272 Mobile terminal and method of controlling operation of the mobile terminal
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