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)
10/2005
10/26/2005EP1589385A2 Method for setting up a wake-up alarm of a mobile communication terminal
10/26/2005EP1588507A2 Method and apparatus for network management using perceived signal to noise and interference indicator
10/26/2005EP1588503A2 Data channel procedure for systems employing frequency diversity
10/26/2005EP1588499A1 Mobile station for retrieving an information related to an association tree
10/26/2005EP1588498A1 Preprocessing of digital audio data for improving perceptual sound quality on a mobile phone
10/26/2005EP1588497A2 Wrist-worn communications apparatus with perpendicularly oriented microphone and loudspeaker
10/26/2005EP1588496A1 Transmitter having supplemental power source
10/26/2005EP1588495A2 Mixed technology mems/sige bicmos digitizing analog front end with direct rf sampling
10/26/2005EP1588347A2 Circuit and method for providing an auto-off and/or auto-on capability for an audio device
10/26/2005EP1588268A2 Remote control with local, screen-guided setup
10/26/2005EP1500241B1 Method for limiting amplitude of a carrier frequency output signal
10/26/2005EP1213846B9 Code division multiple access communication system
10/26/2005EP1190499B1 Method and apparatus for managing assigned fingers
10/26/2005EP1190497B1 Method and apparatus for mitigating interference between base stations in a wideband cdma system
10/26/2005EP1181797A4 A windowing function for maintaining orthogonality of channels in the reception of ofdm symbols
10/26/2005EP1155564B1 Splitter-less digital subscriber loop modem
10/26/2005EP1138127B1 Lock detection for a multipath wireless receiver
10/26/2005EP0922339B1 Method and apparatus for acquiring low duty-cycle reference signals in a mobile communications environment
10/26/2005CN2737071Y Multifunctional automatic wireless frequency modulation receiver-amplifier
10/26/2005CN2737070Y Automatic control circuit for audio signal and power supply of frequency modulation broadcasting receiver-amplifier
10/26/2005CN2737069Y Telecommunication convertor
10/26/2005CN1689346A Method and device for transponder aided wake-up of a low power radio device
10/26/2005CN1689325A Implicit weighting of reference pictures in a video encoder
10/26/2005CN1689265A Optimum interpolator method and apparatus for digital timing adjustment
10/26/2005CN1689248A Distributed reverse channel outer loop power control for a wireless communications system
10/26/2005CN1689245A Adaptive chip equalizers for synchronous DS-CDMA system with pilot sequences
10/26/2005CN1689244A Method for reducing access noise in a spread spectrum communication system
10/26/2005CN1689243A Channel estimation for communication systems
10/26/2005CN1689242A Implicit weighting of reference pictures in a video decoder
10/26/2005CN1689241A Transmit and receive antenna switch
10/26/2005CN1689239A Device and method for protecting against the possible adverse health effects of electromagnetic radiation emissions
10/26/2005CN1689222A Power amplifier and method for power amplification
10/26/2005CN1688894A Synchronizing timing between multiple air link standard signals operating within a communications terminal
10/26/2005CN1688891A Procedure for detecting interfering multi-path condition
10/26/2005CN1225157C RF tuner apparatus
10/26/2005CN1225139C Radio telephone with improved specific absorptivity
10/26/2005CN1225138C Linear power amplifier rack of mobile communication base station and its switchover method of the type
10/26/2005CN1225116C Cable TV. tuner and one-chip integrated circuit used by it
10/26/2005CN1225114C TV reception system for multiple tuner
10/26/2005CN1225093C Appts. and method for allocating orthogonal codes in CDMA communication system having variable rate channel structure
10/26/2005CN1225092C Mobile communication system having multi-band antenna
10/26/2005CN1225091C Base band circuit of receiver and low frequency cut-off frequency controlling method
10/26/2005CN1225088C Method and apparatus for reducing oscillator noise by noise-feedforward
10/26/2005CN1225082C High frequency power amplifier and power amplifier module utilizing the same
10/26/2005CN1224883C Semiconductor device and electronic device
10/25/2005US6959386 Hiding encrypted messages in information carriers
10/25/2005US6959221 Portable viewing system
10/25/2005US6959210 Foldable portable radio terminal
10/25/2005US6959206 Dual-duplexed, tower-top front-end for a radio transceiver system
10/25/2005US6959203 Portable communication device used as an accessory for a mobile communication system
10/25/2005US6959191 System for GSM interference cancelling
10/25/2005US6959181 Transmitter device having means for automatically transmitting data remaining therein upon its re-activation
10/25/2005US6959179 Down/up-conversion mixer for direct conversion radios
10/25/2005US6959177 DSRC car-mounted equipment including sensitivity-increasing means for communication in an electronic toll collection system
10/25/2005US6959174 Amplifying device
10/25/2005US6959172 Docking station for enabling landline telephones to send/receive calls via a docked mobile telephone
10/25/2005US6959170 Communications receivers and methods therefor
10/25/2005US6959100 Secure document design with machine readable, variable message encoded in a visible registration pattern
10/25/2005US6959094 Apparatus and methods for synthesis of internal combustion engine vehicle sounds
10/25/2005US6959070 Radio base station apparatus and radio communication method
10/25/2005US6959065 Reduction of linear interference canceling scheme
10/25/2005US6959057 Method of enhancing signal tracking in global positioning system receivers
10/25/2005US6959056 RFI canceller using narrowband and wideband noise estimators
10/25/2005US6959055 Multi-stage automatic gain control for spread-spectrum receivers
10/25/2005US6959053 Method and apparatus for searching for a pre-defined code in a bit stream
10/25/2005US6959052 Receiving apparatus, receiving method, program and information recording medium
10/25/2005US6959049 Multi-tap, digital-pulse-driven mixer
10/25/2005US6959036 Method and apparatus for an X-DSL modem supporting multiple X-DSL line codes
10/25/2005US6959035 Post-correlation interpolation for delay locked loops
10/25/2005US6959034 CDMA system transmission matrix coefficient calculation
10/25/2005US6959033 System and method for assigning combiner channels in spread spectrum communications
10/25/2005US6959032 Method and apparatus for positioning pulses in time
10/25/2005US6959031 Method and system for fast acquisition of pulsed signals
10/25/2005US6959030 Method and apparatus for generating an interleaved code
10/25/2005US6958990 Controlling transmit duty cycle by position of cover
10/25/2005US6958987 DECT-like system and method of transceiving information over the industrial-scientific-medical spectrum
10/25/2005US6958782 Frequency converter
10/25/2005US6958676 Vehicle passenger authorization system
10/25/2005US6958656 Power amplifier module
10/25/2005US6958649 High-frequency power amplification electronic part and wireless communication system
10/25/2005CA2397965C Apparatus and method for generating a preamble sequence in a wireless communication system
10/25/2005CA2315489C Radio communication apparatus and radio communication method
10/20/2005WO2005099267A1 Image data processing circuit
10/20/2005WO2005099250A1 Program execution device
10/20/2005WO2005099203A1 Methods and apparatus for generating and processing wideband signals having reduced discrete power spectral density components
10/20/2005WO2005099181A2 Access point having at least one or more configurable radios
10/20/2005WO2005099160A2 Systems and methods for implementing path diversity in a wireless communication network
10/20/2005WO2005099155A1 I/q mimo detection for single antenna interference cancellation
10/20/2005WO2005099154A1 Method to enable open loop antenna transmit diversity on channels having dedicated pilots
10/20/2005WO2005099146A1 Transmitter and receiver for fast frequency hopping in an orthogonal frequency division multiplexing system
10/20/2005WO2005099145A1 Transmitter and receiver for fast frequency hopping based on a cyclic frequency hopping pattern in an orthogonal frequency division multiplexing system
10/20/2005WO2005099134A1 Capacity expansion method for optical transmission link network without service interruption
10/20/2005WO2005099132A1 Apparatus and method for communicating using multiple channels
10/20/2005WO2005099131A2 Systems and methods for transmitting data in a wireless communication network
10/20/2005WO2005099130A1 Method and system for multi-user channel estimation in ds-cdma systems
10/20/2005WO2005099128A1 Receiver
10/20/2005WO2005099122A1 Mode shifting communications system and method
10/20/2005WO2005099118A2 Multi-user detection in cdma systems
10/20/2005WO2005099116A1 Wideband multicarrier transmission
10/20/2005WO2005099115A1 Pulse shaping signals for ultrawideband communication
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