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)
09/2005
09/22/2005US20050206446 Demodulator for demodulating pulse position modulated signal
09/22/2005US20050206244 Method for protecting user data in a personal digital assistant (PDA) telephone
09/22/2005US20050205748 Holding apparatus for positioning subscriber identification module card
09/22/2005US20050205679 Rectifier circuit
09/22/2005US20050205676 Interrogator of moving body identification device
09/22/2005DE202005007059U1 Portable mobile transmitter e.g. for transmission of audio stereo signals at HIFI quality, has planar surface for adaption of playback device
09/22/2005DE19915163B4 Verfahren und Vorrichtung zur digitalen Rahmensynchronisation eines Übertragungssignals Method and apparatus for frame synchronization of a digital transmission signal
09/22/2005DE19746691B4 Übertragungsstation, Mobileinheiten und Verfahren zur Übertragung von Daten für ein drahtloses paketorientiertes Kommunikationssystem Transfer station, mobile units and procedures for transmitting data on a packet-oriented wireless communication system
09/22/2005DE102005009785A1 Simultan-Audiowiedergabegerät Simultaneous audio playback device
09/22/2005DE102005004413A1 System und Verfahren zur Verbesserung der Zusammenwirkungsfähigkeit zwischen einer Vielzahl von Kommunikationsvorrichtungen System and method for improving the interaction ability between a plurality of communication devices
09/22/2005DE102004010868B3 Sendevorrichtung zum Senden von Signalen an ein Hörgerät und entsprechendes Verfahren sowie Hörhilfevorrichtung und Verfahren zum Betreiben eines Hörgeräts Transmitter device for transmitting signals to a hearing device and corresponding method and hearing aid apparatus and method for operating a hearing device
09/22/2005DE102004008844A1 High frequency quadrature divider circuit uses memory oscillators to provide low power and low sensitivity to variations
09/22/2005CA2756191A1 Dynamic data delivery apparatus and method for same
09/22/2005CA2756097A1 Dynamic data delivery apparatus and method for same
09/22/2005CA2755957A1 Dynamic data delivery apparatus and method for same
09/22/2005CA2755955A1 Dynamic data delivery apparatus and method for same
09/22/2005CA2559238A1 Access channel with constrained arrival times
09/22/2005CA2559169A1 Highly linear variable gain amplifier
09/22/2005CA2558543A1 Multi-antenna receive diversity control in wireless communications
09/21/2005EP1578163A2 CDMA/TDD mobile communication system and method
09/21/2005EP1578113A1 Camera lens module pop-up device for portable wireless terminal
09/21/2005EP1578095A1 Method for controlling the sleep mode on a mobile terminal, corresponding mobile terminal and corresponding radio access node
09/21/2005EP1578036A1 Wireless communication device
09/21/2005EP1578030A2 Weighted open loop power control in a time division duplex communication system
09/21/2005EP1578029A2 Outer loop/weighted open loop power control in a time division duplex communication system
09/21/2005EP1578028A2 A method for improving performances of a mobile radiocommunication system using a power control algorithm
09/21/2005EP1578024A1 Joint detection method using MMSE-LE for CDMA-based mobile communication systems
09/21/2005EP1578023A1 AC coupling bandwidth switch
09/21/2005EP1578022A2 Narrow band interference suppressor
09/21/2005EP1578016A1 Programmable remote control, in particular infrared remote control and programming device for programming the remote control
09/21/2005EP1577164A2 Front panel operating apparatus and method
09/21/2005EP1576840A2 Apparatus for displaying an illumination pattern and method thereof
09/21/2005EP1576779A1 Radio base station receiver having digital filtering and reduced sampling frequency
09/21/2005EP1576756A2 Virtual mimo communication system
09/21/2005EP1576752A1 Improvements in or relating to spreading codes for quasisynchronous code division multiple access systems
09/21/2005EP1576751A2 Signal distribution system cascadable agc device and method
09/21/2005EP1576741A1 A calibrating method for time-varying channel in a time-slot division mobile communication system
09/21/2005EP1576738A1 Direct conversion with variable amplitude lo signals
09/21/2005EP1576737A1 Noise suppression in an fm receiver
09/21/2005EP1576736A1 Bandpass delta sigma truncator and method of truncating a multi-bit digital signal
09/21/2005EP1576560A1 Signal transmission system for a measurement device
09/21/2005EP1576431A2 Device, system, and method for the automatic configuration of a network communications device
09/21/2005EP1460774B1 Spread spectrum communication apparatus
09/21/2005EP1417750B1 Mixer circuit with image frequency rejection which is intended, in particular, for an rf receiver with zero or low intermediate frequency
09/21/2005EP1399917B1 Editing of audio signals
09/21/2005EP1307850A4 Method and apparatus to determine the direction to a transponder in a modulated backscatter communication system
09/21/2005EP1226578A4 Techniques for improving audio clarity and intelligibility at reduced bit rates over a digital network
09/21/2005EP1177661B1 Amplitude and phase estimation method in a wireless communication system
09/21/2005EP1101311A4 Transmitting and receiving device and method for continuous outer-loop power control while in dtx mode in a cdma mobile communication system
09/21/2005EP1088408A4 Method for supporting a discontinuous transmission mode in a base station in a mobile communication system
09/21/2005EP1063777B1 Mobile communication terminal
09/21/2005EP0951761A4 Signal transmitter with automatic output control
09/21/2005CN2728149Y Radio FM earphone with read repeat function
09/21/2005CN2728117Y A mobile communication terminal
09/21/2005CN2728108Y Base station receiving data signal transmitted in multiple CDMA formats
09/21/2005CN2728106Y Downhole operating workman location tracking system
09/21/2005CN2728105Y 多功能收音机 Multifunction Radio
09/21/2005CN2727906Y Vehicle mounted MP3 sound equipment
09/21/2005CN2727777Y Liquid crystal display device with built-in wireless transmission module and cell phone using the device
09/21/2005CN1672435A Equalizing signal-to-interference ratios of different physical channels supporting a coded composite transport channel
09/21/2005CN1672398A Digital signal processing reception device and method
09/21/2005CN1672377A Multi-stage automatic gain control for spread-spectrum receivers
09/21/2005CN1672355A Adaptive bandwidth device according to quality of service values
09/21/2005CN1672348A Resource allocation to users in slotted code division multiple access systems using beams
09/21/2005CN1672346A Bias-T apparatus and center conductor of the same
09/21/2005CN1672344A Transmitting apparatus, receiving apparatus, radio communication method, and radio communication system
09/21/2005CN1672340A Power measurement of received CDMA signals using soft threshold preprocessing after correlation
09/21/2005CN1672339A Method and device for passing parameters to a rake receiver
09/21/2005CN1672338A Synchronization strategy and architecture for spread-spectrum receivers
09/21/2005CN1672337A Method and apparatus for detecting software tampering in a subscriber device
09/21/2005CN1672336A Activation system
09/21/2005CN1672335A 高频模块 High-frequency module
09/21/2005CN1672333A Radio transceiver architectures and methods
09/21/2005CN1672332A System and method for a GPS enabled antenna
09/21/2005CN1672320A Receiver comprising multiple parallel reception means
09/21/2005CN1672318A Dual mode tuning arrangement
09/21/2005CN1672259A Method and apparatus for electronically aligning capacitively coupled chip pads
09/21/2005CN1672170A Transponder with two supply voltages
09/21/2005CN1672169A Transponder with a controllable power-on-reset circuit
09/21/2005CN1672143A System and method for communicating images between intercommunicating users
09/21/2005CN1671278A Semiautomatic sliding device
09/21/2005CN1671240A A method for implementing mobile network access limitation
09/21/2005CN1671231A Method for controlling the sleep mode on a mobile terminal, corresponding mobile terminal and corresponding radio access node
09/21/2005CN1671230A Power consumption control apparatus in personal digital assistant (pda) phone
09/21/2005CN1671217A Dual-transmitting selective-receiving circuit and method
09/21/2005CN1671216A Biplane system using dual-transmitting selective-receiving circuit
09/21/2005CN1671191A Mobile broadcasting receiver for reducing power consumption and method thereof
09/21/2005CN1671190A TV receiver
09/21/2005CN1671163A Mobile phone for unmanned guard system
09/21/2005CN1671156A A portable terminal machine incoming telegram rings reversing automatically device and method
09/21/2005CN1671155A Portable terminal voice quality attenuating and preventing device
09/21/2005CN1671154A A diversity antenna mounting structure of portable terminal machine
09/21/2005CN1671132A Receiver and receiving method, and communication system and communication device
09/21/2005CN1671131A System for minimizing time-pulse error in communication system
09/21/2005CN1671081A Method for allocating secondary synchronization codes to a base station of a mobile telecommunication system
09/21/2005CN1671064A Method of frequency compensation for Direct Sequence Spread Spectrum (DSSS) mobile communication system
09/21/2005CN1671063A Camera lens module pop-up device for portable wireless terminal
09/21/2005CN1671062A A mobile terminal for close range wireless communication and realizing method thereof
09/21/2005CN1671061A Primary and secondary machine
09/21/2005CN1671060A Audio equipment
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