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)
03/2003
03/06/2003US20030046100 View restriction method, view restriction setting method, receiver, and device and programs for setting view restriction
03/06/2003US20030045979 In-vehicle accessory system utilizing region-based automatic function setting method
03/06/2003US20030045333 Compound information terminal, mobile communications system and control method thereof
03/06/2003US20030045324 Wireless communication apparatus
03/06/2003US20030045323 Cellular phone terminal and intermittent reception control method to be used in the same
03/06/2003US20030045320 Mobile communication system and base station in the mobile communication system for saving power consumption of mobile station
03/06/2003US20030045319 Systems and techniques for power control
03/06/2003US20030045318 Method and apparatus for combining power control commands received in a wireless communication system
03/06/2003US20030045312 Linear phase compander for FM broadcast
03/06/2003US20030045300 Conducting searches amidst asynchronous cells of a communication system
03/06/2003US20030045299 Verification methods and apparatus for improving acquisition searches of asynchronous cells
03/06/2003US20030045273 Mobile content delivery system
03/06/2003US20030045265 Audio system with automatic mute control triggered by wireless communication of mobile phones
03/06/2003US20030045262 Waveguide mixer/coupler
03/06/2003US20030045260 Cable-less interconnect architecture for effecting blind coupling of diplexer to radio transceiver
03/06/2003US20030045259 Frequency correcting method for cellular phone terminal
03/06/2003US20030045257 Transmission output correcting apparatus
03/06/2003US20030045255 Apparatus for extracting a carrier frequency
03/06/2003US20030045254 Broadcast receiver
03/06/2003US20030045253 Amplifying device
03/06/2003US20030045252 Power amplifier
03/06/2003US20030045251 Power amplifier overload protection
03/06/2003US20030045249 Feedback compensation detector for a direct conversion transmitter
03/06/2003US20030045248 Direct modulation transmitter utilizing signals squaring
03/06/2003US20030045247 Amplifying device
03/06/2003US20030045246 Folder-type portable phone with controllable radiation
03/06/2003US20030045244 Single antenna for receipt of signals from multiple communications systems
03/06/2003US20030045238 Method and apparatus for optimizing supply modulation in a transmitter
03/06/2003US20030044090 Mobile terminal device
03/06/2003US20030044022 Mobile terminal equipment
03/06/2003US20030044001 Apparatus for mounting a rotational lens housing in a folder-type telephone
03/06/2003US20030043949 Radio frequency data communications device
03/06/2003US20030043937 Semiconductor integrated circuit device and wireless communication system
03/06/2003US20030043934 System and method for applying delay codes to pulse train signals
03/06/2003US20030043933 Phase modulation power spreading used to reduce RF or microwave transmitter output power spur levels
03/06/2003US20030043931 Ultrawide-band communication system and method
03/06/2003US20030043893 Signal processing method and apparatus for a spread spectrum radio communication receiver
03/06/2003US20030043891 Radio receiver
03/06/2003US20030043889 Interpolation of channel search results
03/06/2003US20030043888 Encoding/decoding apparatus and method in a CDMA mobile communication system
03/06/2003US20030043886 Method and apparatus for joint detection of a coded signal in a CDMA system
03/06/2003US20030043789 Channel switching apparatus, channel switching method and channel switching program
03/06/2003US20030043776 CDMA base station having an improved antenna system
03/06/2003US20030043775 Mobile communication terminal
03/06/2003US20030043767 Single user detection user equipment
03/06/2003US20030043766 System and method for recovering system time in direct sequence spread spectrum communications
03/06/2003US20030043733 Multi-carrier CDMA transmission system, transmitting apparatus and receiving apparatus used in this system, and multi-carrier CDMA transmission method
03/06/2003US20030043701 Digital audio signal player having a simulated analogue record
03/06/2003US20030043300 Method and apparatus for isolating noise from a tuner in a television signal receiver
03/06/2003US20030043120 Keypad backlighting of mobile terminal
03/06/2003US20030043053 Spread spectrum radio control system for models
03/06/2003US20030042988 Oscillator, transmitter/receiver module and radar system
03/06/2003US20030042868 Battery charger for portable audio devices
03/06/2003US20030042572 Transponder and appliance
03/06/2003DE10148441C1 Dynamic compressor for analogue signal uses successive amplifier stages providing output signals summated with supplied analogue signal
03/06/2003CA2761107A1 Method and apparatus for controlling transmission of packets in a wireless communication system
03/06/2003CA2690114A1 Implementing a physical layer automatic repeat request for a subscriber unit
03/06/2003CA2651271A1 Base station implementing a physical layer automatic repeat request
03/06/2003CA2458373A1 Method and apparatus for combining power control commands received in a wireless communication system
03/06/2003CA2458271A1 Method and apparatus for w-cdma handoff searching
03/06/2003CA2457243A1 Method for physical layer automatic repeat request for a base station
03/06/2003CA2457239A1 Physical layer automatic repeat request (arq)
03/06/2003CA2456930A1 Method and apparatus for conversion of radio frequency (rf) signals using aperiodic mixing signals
03/05/2003EP1289239A2 Mobile terminal device
03/05/2003EP1289216A1 Phase error correction apparatus in CDMA system using both a continuous and an intermittent pilot using different spreading codes
03/05/2003EP1289182A2 Signal detection by a receiver in a multiple antenna time-dispersive system
03/05/2003EP1289162A2 Combined equalizer and spread spectrum interference canceller method and implementation for the downlink of CDMA systems
03/05/2003EP1289161A2 Path detection apparatus in CDMA reception device
03/05/2003EP1289160A1 Rake synthesizing circuit and rake synthesizing method
03/05/2003EP1289159A2 High-frequency circuit device and mobile communiation apparatus
03/05/2003EP1289158A1 Method for noise reduction of a FM signal
03/05/2003EP1289157A1 Linear phase compander for FM broadcast
03/05/2003EP1289156A1 Noise reduction in a stereo receiver comprising an expander
03/05/2003EP1289155A1 Noise reduction in an FM stereo receiver
03/05/2003EP1289145A2 Frequency correcting method for cellular phone terminal
03/05/2003EP1289129A1 Amplifying device using predistortion
03/05/2003EP1289123A1 Frequency Converter for GPS Receiver
03/05/2003EP1289057A1 Adaptive array device, wireless base station and cellular telephone
03/05/2003EP1288672A1 Method and apparatus for processing signals for ranging applications
03/05/2003EP1287634A2 Radio receiver for receiving digital radio signals and method for receiving digital radio signals
03/05/2003EP1287628A1 Short range radio receiver
03/05/2003EP1287625A2 Improved multi-level sequences for cdma data communcation
03/05/2003EP1287624A1 A method of despreading a spread spectrum signal
03/05/2003EP1287622A2 Earphones and microphone (personal speaking device) that do not transmit or emit microwave radiation or any other dangerous radiation
03/05/2003EP1287621A1 Method for reducing effects of interference, and receiver
03/05/2003EP1287620A1 Method and system for power line null detection and automatic frequency and gain control
03/05/2003EP1287612A1 Device and method for pre-treating a signal to be transmitted using a non-linear amplifier with an upstream band-pass filter
03/05/2003EP1287588A1 Planar antenna with switched beam diversity for interference reduction in a mobile environment
03/05/2003EP1287586A1 Improved rf shielding of a radio base station
03/05/2003EP1177602A4 Method for correcting dc offsets in a receiver
03/05/2003EP1088401B1 Method and device for transmitting information using varying carrier frequencies by means of a frequency hopping method
03/05/2003EP1088399B1 Radio receiver
03/05/2003EP0779990B1 Time-of-flight radio location system
03/05/2003EP0775428A4 Radio frequency transmitter having switched mode power supply
03/05/2003EP0584248B1 Dual mode transmitter and receiver
03/05/2003CN2539353Y Voice frequency-signal receiving remote-controller
03/05/2003CN2539352Y Ceramic radio
03/05/2003CN2539351Y Public automatic serving equipment for telecommunication integrated business
03/05/2003CN1401197A Method for optimizing the random access procedures in the cdma cellular networks
03/05/2003CN1401177A Receiver
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