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)
12/2005
12/15/2005DE10306854B4 Verfahren zum Erzeugen von Übertragungssignalwellenformen mit mehreren Pegeln und Ultraschall-Sender zum Erzeugen von solchen A method of generating transmission signal waveforms having a plurality of levels and ultrasound transmitter for generating such
12/15/2005DE10221424B4 Sende- und Empfangsanordnung mit kanalorientierter Verbindung Transmitting and receiving device with channel-oriented connection
12/15/2005DE102005019813A1 Verfahren und System zur Unterstützung eines Lesers/Schreibers Method and system for supporting a reader / writer
12/15/2005DE102005015827A1 Fernsteuersystem und -verfahren Remote control system and method
12/15/2005DE102005013251A1 Mobiles Kommunikationssystem, Basisstation und Übertragungssteuerungsverfahren zur Verwendung in demselben Mobile communication system, base station and transmission control method for use in the same
12/15/2005DE102004038532A1 Vorrichtung und Verfahren zum Auffinden vermisster Personen und/oder Gegenstände Apparatus and method for locating missing persons and / or property
12/15/2005DE102004025472A1 Verfahren bzw. Datenverarbeitungsvorrichtung zum Verarbeiten von digitalen Daten eines Signals A method and data processing apparatus for processing digital data of a signal
12/15/2005DE102004025300A1 Vorrichtung und Verfahren zur Rauschunterdrückung Apparatus and method for noise reduction
12/15/2005DE102004024805A1 Verfahren und Regelanordnung zur Regelung der Ausgangsleistung einer HF-Verstärkeranordnung Process and control device for controlling the output power of an RF amplifier arrangement
12/15/2005CA2569490A1 Safety system and method
12/14/2005EP1605710A1 Method for detecting the random access of user equipment
12/14/2005EP1605671A1 Mobile phone with fingerprint sensor
12/14/2005EP1605670A1 Mobile phone with fingerprint sensor
12/14/2005EP1605655A2 Upstream power cutback
12/14/2005EP1605652A1 Equalizer coefficient generation apparatus and method therefor
12/14/2005EP1605623A2 Multiple transmission communications method and device
12/14/2005EP1605620A1 Digital subscriber line transmission method, apparatus and system using training
12/14/2005EP1605619A1 Radio communication system and radio communication method
12/14/2005EP1605610A2 Base station synchronization for wireless communication systems
12/14/2005EP1605602A1 Interference reduction apparatus and method
12/14/2005EP1605601A1 Interference eliminating apparatus and method
12/14/2005EP1605600A1 Wireless communication unit and method of processing a code division multiple access signal
12/14/2005EP1605599A2 Method for ultra wideband communication, and ultra wideband transmitter and receiver
12/14/2005EP1605598A1 Radio transmission apparatus, radio reception apparatus and radio transmission method
12/14/2005EP1605591A1 A device and a method for tuning a radio receiver unit by frequency band scanning
12/14/2005EP1605589A1 Matching circuit
12/14/2005EP1605587A1 A receiver comprised in a radio communication system
12/14/2005EP1605584A1 Device for converting frequencies, method of calibrating the said device and system for transmitting/receiving electromagnetic signals comprising such a device
12/14/2005EP1605545A1 Earphone antenna and portable radio equipment provided with earphone antenna
12/14/2005EP1605386A2 Radio communication card
12/14/2005EP1604538A2 Method and system for establishing wireless peer-to-peer communications
12/14/2005EP1604509A2 Load variation tolerant radio frequency (rf) amplifier
12/14/2005EP1604469A2 Received communication signal processing methods and components for wireless communication equipment
12/14/2005EP1604466A2 Reduced complexity sliding window based equalizer
12/14/2005EP1604465A2 Ultra-wideband pulse modulation system and method
12/14/2005EP1604464A2 Receiver and method for concurrent receiving of multiple channels
12/14/2005EP1604461A2 Repeater oscillation prevention
12/14/2005EP1604460A2 Multimedia transmission using variable gain amplification based on data importance
12/14/2005EP1604250A1 Radio wave receiver, radio-controlled timepiece and tuning capacitance setting method
12/14/2005EP1504538B1 Transmitting and receiving arrangement with a channel oriented link
12/14/2005EP1436906B1 Ray classification
12/14/2005EP1436904A4 Cellular telephone system with free space millimeter wave trunk line
12/14/2005EP1425897B1 Bluetooth communication system for drivers of vehicles
12/14/2005EP1421793A4 A software controlled multi-mode bi-directional communication device
12/14/2005EP1391090B1 Data transmission system having a high data transmission rate
12/14/2005EP1329031B1 Multi-user detection in a cdma communication system
12/14/2005EP1266459B1 Encoding apparatus and method in cdma communication system
12/14/2005EP1245111B1 System and method for connecting home entertainment and computer devices using a local cdma-based network
12/14/2005EP1223680B1 Wireless communication device and controlling method thereof
12/14/2005EP1080541B8 Communicator having reconfigurable resources
12/14/2005EP1072112B1 Hybrid and all digital fm in-band-on-channel digital audio broadcasting method and system
12/14/2005EP1046245B1 Method for the communication of information and apparatus employing the method
12/14/2005EP1042934B1 A method, a device and a terminal for mobile radio communication
12/14/2005CN2746670Y Cellular type phone case
12/14/2005CN2746660Y Crosstalk device with reducing noise of radio equipment
12/14/2005CN2746659Y Microwave phase-lock emission module for radio altimeter
12/14/2005CN2746658Y Computer radio microphone earphone
12/14/2005CN2746657Y FM signal transmission device
12/14/2005CN2746656Y FM receiver and mobile phone handfree switching device with display screen
12/14/2005CN1708975A Server processing of interactive screens for a wireless device
12/14/2005CN1708931A Arrangement and method for sequence production in a spread spectrum communication system
12/14/2005CN1708922A Method and system for selecting data items for service requests
12/14/2005CN1708919A Beacon channel for frequency hopping wireless devices
12/14/2005CN1708918A Apparatus and method for preprocessing of pilot symbols for channel estimation by means of adaptive low-pass filtering
12/14/2005CN1708917A Bidirectional turbo ISI canceller-based DSSS receiver for high-speed wireless LAN
12/14/2005CN1708916A Single oscillator DSSS and OFDM radio receiver and transmitter
12/14/2005CN1708914A Reducing cross-interference in a combined GPS receiver and communication system
12/14/2005CN1708912A Receiver of carrier sense multiplexing connection method and interference suppressing method thereof
12/14/2005CN1708899A Balanced-unblanced type multi-band filer module
12/14/2005CN1708741A Circuit arrangement for a microcontroller and method of operating a remote control receiver
12/14/2005CN1708187A Balancer setting method for embedded system
12/14/2005CN1708158A Portable terminal with charging function
12/14/2005CN1708156A Mobile communication terminal for supporting double-frequency voip and voip selecting method thereof
12/14/2005CN1708106A Method for improving photographic picture quality in mobile communication terminal with camera
12/14/2005CN1708084A Apparatus for identifying a photographer of an image
12/14/2005CN1708071A Telephone number book information inputting method for mobile telephone
12/14/2005CN1708070A Automatic redailing method during interruption of call
12/14/2005CN1708067A Portable digital communication apparatus
12/14/2005CN1708066A Portable communication apparatus
12/14/2005CN1708065A Portable terminal having cameral lens assembly
12/14/2005CN1708064A Mobile communication terminal with camera and driving method thereof
12/14/2005CN1708063A Semi-automatic sliding opening and closing device for portable terminal machine
12/14/2005CN1708062A Sound outputting device for portable terminal
12/14/2005CN1708061A Card connector for mobile communication terminal
12/14/2005CN1708060A Portable terminal with external power supply terminal
12/14/2005CN1708059A Duplex connecting structure, apparatus and method for battery of mobile communication terminal
12/14/2005CN1708055A Ringing outputting method for mobile telephone
12/14/2005CN1707996A Method of determining interference and terminal device
12/14/2005CN1707995A Multiple transmission communications method and device
12/14/2005CN1707991A CDMA system which uses pre-rotation before transmission
12/14/2005CN1707985A Method of and apparatus for automatically selecting service according to physiological state of user
12/14/2005CN1707975A Equipment and method for generating pseudo-pilot signal providing hard switching to mobile communication
12/14/2005CN1707971A A method for improving performances of a mobile radio communication system using a power control algorithm
12/14/2005CN1707967A CDMA up special physical information channel multi-user receiving apparatus
12/14/2005CN1707966A Wireless communication device having wireless module compatible with wireless communication system
12/14/2005CN1707965A A mobile communication terminal and control method for emitting radio frequency signal
12/14/2005CN1707964A Radio communication apparatus for controlling antenna switch according to network data transmission information
12/14/2005CN1707962A Direct frequency-conversion delta-sigma receiver
12/14/2005CN1707961A Zero intermediate frequency radio receiver second-order inter-modulation automatic correcting circuit
12/14/2005CN1707960A Radio communication receiver
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