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)
03/2007
03/29/2007US20070072569 Linear voltage controlled variable attenuator with linear DB/V gain slope
03/29/2007US20070072568 High speed receiver
03/29/2007US20070072567 Radio-frequency communication device
03/29/2007US20070072566 Data transmission system, data transmitter and data receiver used in the data transmission system
03/29/2007US20070072565 System and method for reducing power consumed by a wireless communication device
03/29/2007US20070072561 Method And Apparatus For Signal Power Loss Reduction In RF Communication Systems
03/29/2007US20070072560 Site diversity operating method and program
03/29/2007US20070072559 Transmitter delay and phase adjustment
03/29/2007US20070072558 Digital variable gain mixer
03/29/2007US20070072557 Wireless microphone device having built-in memory element
03/29/2007US20070072556 Variable gain frequency multiplier
03/29/2007US20070072553 Safety features for portable electronic device
03/29/2007US20070072552 Determination of a channel estimate of a transmission channel
03/29/2007US20070072551 Communication method, receiver and base station
03/29/2007US20070072550 Method and apparatus for mitigating multiuser access interference
03/29/2007US20070072549 Method for reducing electromagnetic emissions in a multiple micro-controller device
03/29/2007US20070071257 Method and system for unified audio control on a personal computer
03/29/2007US20070071246 Fm transmitter
03/29/2007US20070071144 AC coupling bandwidth switch
03/29/2007US20070071131 Switched phase receiver for a long range RFID system
03/29/2007US20070071128 Method for automatic control of rf level of a repeater
03/29/2007US20070071117 Communication method, transmission signal forming method, and data structure of transmission signal
03/29/2007US20070071115 Frequency combining apparatus and frequency combining method
03/29/2007US20070071110 Digital television transmitter and method of coding data in digital television transmitter
03/29/2007US20070071108 reducing the block effect in video file compression
03/29/2007US20070071103 Apparatus for digital video format down-conversion with arbitrary conversion ratio and method therefor
03/29/2007US20070071095 De-blocking and de-ringing systems and methods
03/29/2007US20070071089 Scalable audio encoding and decoding apparatus, method, and medium
03/29/2007US20070071088 Method and apparatus for entropy encoding and entropy decoding fine-granularity scalability layer video data
03/29/2007US20070071087 Apparatus and method for video encoding and decoding and recording medium having recorded theron program for the method
03/29/2007US20070071079 Selectable hybrid circuitry for transmission systems and method therefor
03/29/2007US20070071077 Correlation based decision-feedback equalizer for underwater acoustic communications
03/29/2007US20070071076 Data input device of semiconductor memory device
03/29/2007US20070071075 Apparatus and method for detecting fast feedback information in multi-cell base station in a broadband wireless communication system
03/29/2007US20070071074 Data input device for use in semiconductor memory device
03/29/2007US20070071073 method and apparatus for interference cancellation
03/29/2007US20070071072 Systems, methods, and apparatus for establishing finger lock state
03/29/2007US20070071071 Methods and apparatus to perform frequency-domain equalization for channels with large delay-spreads
03/29/2007US20070071070 Receiver techniques for wireless communication
03/29/2007US20070071069 GMSK spread modulation
03/29/2007US20070071068 Encipherment of digital sequences by reversible transposition methods
03/29/2007US20070071067 Secure network using orthogonal frequency division multiplexing spread spectrum communications
03/29/2007US20070070945 Method and apparatus for channel estimation
03/29/2007US20070070888 Method and apparatus to facilitate wireless access gateway selection
03/29/2007US20070070184 Mobile Communication Device With Enhanced Image Communication Capability
03/29/2007US20070070055 Portable telephone
03/29/2007US20070069932 Receiving device
03/29/2007DE102006042568A1 Eingebautes Antennenmodul eines kabellosen Kommunikationsendgeräts Built-in antenna module of a wireless communication terminal
03/29/2007DE102005051240B3 Receiver circuit for e.g. television receiver, has tuner for generating intermediate frequency signal with given level limitation value, where signal serves as reference for adjustment of gain control unit of intermediate frequency stage
03/29/2007DE102005045721A1 System zur Unterstützung eines Fahrers eines Flurförderzeugs während der Fahrt System for assisting a driver of a truck while driving
03/28/2007EP1768440A2 Method and apparatus for performing handover in a digital broadcasting system
03/28/2007EP1768365A2 Multi-functional bluetooth headset
03/28/2007EP1768355A1 Portable radio
03/28/2007EP1768287A1 Multicarrier receiving method and multicarrier receiving apparatus
03/28/2007EP1768276A1 Interleaving and deinterleaving method for preventing periodic position interference
03/28/2007EP1768269A1 High frequency circuit, high frequency component, and multi-band communication apparatus
03/28/2007EP1768268A2 Module for wireless communication with central processor unit
03/28/2007EP1768266A2 Radio frequency signal receiver for controlling bias current and method for controlling bias current
03/28/2007EP1768265A1 Wireless communication device
03/28/2007EP1768264A1 Radio oscillation device and radar device
03/28/2007EP1768109A1 A background noise eliminate device and method for speech communication terminal
03/28/2007EP1768037A2 Searching a data base
03/28/2007EP1768036A2 Searching a data base
03/28/2007EP1767915A2 Digital interconnects of a PC with consumer electronics devices
03/28/2007EP1767009A1 System and method for using licensed radio technology to determine the operation parameters of an unlicensed radio technology in a mobile terminal
03/28/2007EP1767006A2 Multi-protocol or multi-command rfid system
03/28/2007EP1766976A1 Lower-power standby mode for consumer electronics
03/28/2007EP1766967A1 Display apparatus and control method thereof
03/28/2007EP1766940A2 System to enhance data entry in mobile and fixed environment
03/28/2007EP1766913A2 Signal acquisition in a wireless communication system
03/28/2007EP1766911A1 Discrete universal denoising with reliability information
03/28/2007EP1766822A1 Method for operating an enciphered radio network
03/28/2007EP1766818A2 Method and apparatus for minimizing co-channel interference by scrambling
03/28/2007EP1766813A1 Electromagnetic transmission/reception system
03/28/2007EP1766806A1 Closed loop mimo systems and methods
03/28/2007EP1766801A1 Method and apparatus for canceling pilot interference in a wireless communication system
03/28/2007EP1766800A2 Joint signal demodulation in a low and high data rate channel environment
03/28/2007EP1766799A1 Data transmission method and receiver
03/28/2007EP1766798A2 Frequency-hopped ifdma communication system
03/28/2007EP1766797A1 Weighted mixing circuitry for quadrature processing in communication systems
03/28/2007EP1766796A1 Slider assembly for sliding-type mobile phone and cellular phone having the slider assembly
03/28/2007EP1766795A1 Electronic apparatus and wireless communication terminal
03/28/2007EP1766794A2 Volume control system and method for a mobile communication device
03/28/2007EP1766793A1 Integrated low-if terrestrial audio broadcast receiver and associated method
03/28/2007EP1766791A2 Interference canceller with fast phase adaptation
03/28/2007EP1766790A2 Numerical control of sideband energy and modulation compression method for the radio frequency transmission of high speed data
03/28/2007EP1766789A1 Methods and systems for enabling feedback in wireless communication networks
03/28/2007EP1766788A2 Method of encoding and decoding adaptive to variable code rate using ldpc code
03/28/2007EP1766777A2 Improved integrated circuit implementation for power and area efficient adaptive equalization
03/28/2007EP1766776A2 Power and area efficient adaptive equalization
03/28/2007EP1766562A1 Transmitting circuit for a contactless communicating communication partner device
03/28/2007EP1766561A1 Signal processing circuit for a contactless communicating communication partner device
03/28/2007EP1712000A4 Staggered agc with digitally controlled vga
03/28/2007EP1668805A4 Efficient frame tracking in mobile receivers
03/28/2007EP1527527B1 Reverse link power controlled repeater
03/28/2007EP1512230B1 Digital video broadcast-terrestrial (dvb-t) receiver interoperable with a gsm transmitter in a non-interfering manner
03/28/2007EP1512025B1 Reconfigurable geolocation system
03/28/2007EP1476965B1 Code allocation based on cross code correlation
03/28/2007EP1190493B1 A connector arrangement in an electronics system
03/28/2007CN2884698Y Regulator of step length having timing tracking
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