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)
04/2003
04/15/2003US6549565 Code division multiple access system and method of operation with improved signal acquisition and processing
04/15/2003US6549563 Methods and apparatus for use in generating spreading sequences for multiple modes of communication
04/15/2003US6549562 Method and system of generating a modulated chirp signal
04/15/2003US6549559 Apparatus and method for locking onto a psuedo-noise code in an IS-95 spread spectrum communications system
04/15/2003US6549545 Pilot signal detection method and receiver
04/15/2003US6549527 Radio receiver and despreader
04/15/2003US6549525 High data rate CDMA wireless communication system
04/15/2003US6549242 Combining adjacent TV channels for transmission by a common antenna
04/15/2003US6549241 Methods and apparatus for processing multimedia broadcasts
04/15/2003US6549144 Portable electronic activation device
04/15/2003US6549143 Universal remote control method and apparatus
04/15/2003US6549080 Electronic circuit, particularly for a mobile transceiver
04/15/2003US6549067 Method and apparatus for linearizing an output signal
04/15/2003US6549064 Efficient charge pump apparatus
04/15/2003US6548207 Thin-profile battery circuits and constructions, button-type battery circuits and constructions
04/15/2003US6547252 Housing having a recess for locating part of a sealing material
04/15/2003CA2288682C Device and method for controlling powers of orthogonal channel and quasi-orthogonal channel in cdma communication system
04/15/2003CA2150926C Transmission system implementing different coding principles
04/12/2003CA2359187A1 Emergency distress call device
04/10/2003WO2003030577A1 Communication system with detection of extra-system interference
04/10/2003WO2003030498A1 Communication terminal
04/10/2003WO2003030478A1 Method and apparatus for cancelling co-channel interference in a receiving system using spatio-temporal whitening
04/10/2003WO2003030440A1 Interference cancellation in a signal
04/10/2003WO2003030423A1 Ofdm transmitter and ofdm transmitting method
04/10/2003WO2003030406A1 Mobile telephone for personal communication
04/10/2003WO2003030402A1 Communications methods, apparatus and computer programs products for channel characterization
04/10/2003WO2003030401A1 Method and apparatus for multi-channel reverse link outer-loop power control
04/10/2003WO2003030400A1 Automatic frequency correction method and apparatus for time division duplex modes of 3g wireless communications
04/10/2003WO2003030391A2 Method and apparatus for acquiring pilots over code space and frequency errors in a cdma communication system
04/10/2003WO2003030390A1 Pilots search in cdma systems
04/10/2003WO2003030389A1 Code tracking loop with automatic power normalization
04/10/2003WO2003030388A1 Method and apparatus for ultra wide-band communication system using multiple detectors
04/10/2003WO2003030387A1 Apparatus and method for level-dependent companding for wireless audio noise reduction
04/10/2003WO2003030386A1 Circuit arrangement, switching module comprising said circuit arrangement and use of switching module
04/10/2003WO2003030385A1 Circuit arrangement, switching module including said circuit arrangement and use of said switching module
04/10/2003WO2003030384A1 Circuit arrangement, switching module comprising said circuit arrangement and use of switching module
04/10/2003WO2003030383A1 Circuit, switching module comprising the same, and use of said switching module
04/10/2003WO2003030382A1 Circuit arrangement, switching module comprising said circuit arrangement and use of said switching module
04/10/2003WO2003030379A1 Module for transmitting and/or receiving radio data
04/10/2003WO2003030354A2 A spurious ratio control circuit for use with feed-forward linear amplifiers
04/10/2003WO2003029915A2 A method and apparatus for implementing projections in signal processing applications
04/10/2003WO2003028503A2 Method and apparatus for a holster having a user interface
04/10/2003WO2003010751A3 Apparatus for establishing signal coupling between a signal line and an antenna structure
04/10/2003WO2003003627A9 System and method for selectively enabling transmit/receive modes of a radio transceiver
04/10/2003WO2002103920A3 Methods and systems for reducing interference across coverage cells
04/10/2003WO2002100019A3 Method for power amplifier to avoid performance degradation, shutdown and damage in case of worst data pattern
04/10/2003WO2002098111A3 Compact hands-free adapter for use with a cellular telephone
04/10/2003WO2002089247A3 Apparatus and method for minimizing multipath interference
04/10/2003WO2002082634A3 Demodulator for amplitude shift key (ask)-modulated signals
04/10/2003WO2002061957A3 Battery operated remote transceiver (bort) system and method
04/10/2003US20030070116 Programmatic time-gap defect detection apparatus and method
04/10/2003US20030070051 Methods and apparatus for utilizing flash burst mode to improve processor performance
04/10/2003US20030069815 RFID time tracking
04/10/2003US20030069655 Mobile wireless communication handset with sound mixer and methods therefor
04/10/2003US20030069049 Method and arrangement for gain control
04/10/2003US20030069047 Adaptive array antenna directivity control system
04/10/2003US20030069045 Radio receiving apparatus and radio receiving method
04/10/2003US20030069044 CDMA wireless base station
04/10/2003US20030069040 Apparatus for inserting a SIM card into a portable data processing / communication device
04/10/2003US20030069039 Personal digital assistant component with wireless communication functions
04/10/2003US20030069036 GPS receiver system and method
04/10/2003US20030069026 Ultra-wideband communications system and method using a delay hopped, continuous noise transmitted reference
04/10/2003US20030069025 Transmitter location for ultra-wideband, transmitted-reference CDMA communication system
04/10/2003US20030069022 Amplitude cancellation topology for multichannel applications
04/10/2003US20030069009 Cellular communications channelizer
04/10/2003US20030069004 System and protocol for providing pictures in wireless communication messages
04/10/2003US20030069001 Ruggedized tradesworkers radio
04/10/2003US20030069000 Hands-free device
04/10/2003US20030068997 Method for driving a receiver stage and respective apparatus
04/10/2003US20030068995 RF receivers with reduced spurious response for mobile stations and methods therefor
04/10/2003US20030068993 Radio base station apparatus and radio communication method
04/10/2003US20030068991 Apparatus and method for compensating transmission power in mobile terminal
04/10/2003US20030068990 Method and system for frequency up-conversion with a variety of transmitter configurations
04/10/2003US20030068987 Component for a wireless communication terminal constituting an antenna, loudspeaker and ringer
04/10/2003US20030068986 Apparatus to mount a mobile device in a vehicle
04/10/2003US20030068985 Transceiver assembly
04/10/2003US20030068057 Information system using eyewear for communication
04/10/2003US20030068021 Communication apparatus
04/10/2003US20030067990 Peak to average power ratio reduction in a digitally-modulated signal
04/10/2003US20030067976 Image processing apparatus and method, program, and storage medium
04/10/2003US20030067971 Interference signal canceling apparatus and interference signal canceling method
04/10/2003US20030067970 Signal path searching method and apparatus thereof in mobile communication system provided with plurality of array antenna elements
04/10/2003US20030067969 Interference cancellation receiver for use in a CDMA system
04/10/2003US20030067968 Method and apparatus for spread spectrum interference cancellation
04/10/2003US20030067967 Interference signal apparatus and interference signal canceling method
04/10/2003US20030067966 Chip rate invariant detector
04/10/2003US20030067965 Receiving unit and semiconductor device
04/10/2003US20030067964 Code-division-multiple-access system using zero correlation window
04/10/2003US20030067963 Mode controller for signal acquisition and tracking in an ultra wideband communication system
04/10/2003US20030067962 Determining cross-correlation between spreading sequences
04/10/2003US20030067961 Wireless spread spectrum communications system, communications apparatus and method therefor
04/10/2003US20030067938 Method for determining a time offset of a CDMA signal
04/10/2003US20030067905 Method for configuring a telecommunication system
04/10/2003US20030067904 Code multiplexing transmitting apparatus
04/10/2003US20030067901 Hopping on random access channels
04/10/2003US20030067899 Shared channel structure, ARQ systems and methods
04/10/2003US20030067898 Method and apparatus for acquiring pilots over code space and frequency errors in a CDMA communication system
04/10/2003US20030067382 Transponder with a changeable circuit configuration
04/10/2003US20030066887 Car audio equipment with memory card reader
04/10/2003US20030066856 Mobile phone strap holder apparatus and method
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