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)
11/2000
11/07/2000US6144706 Distortion compensation circuit
11/07/2000US6144697 Equalization techniques to reduce intersymbol interference
11/07/2000US6144694 Transmitting apparatus for code division multiplexed signals
11/07/2000US6144693 Radio communication system using a frequency hopping method and a method for controlling the system
11/07/2000US6144691 Method and apparatus for synchronizing to a direct sequence spread spectrum signal
11/07/2000US6144650 Mobile communication system
11/07/2000US6144649 Method and apparatus for acquiring a pilot signal in a CDMA receiver
11/07/2000US6144569 System and method for recovering from a power supply interruption
11/07/2000US6144535 Device load variation protection circuit
11/07/2000US6144346 Antenna arrangement
11/07/2000US6144293 Procedure for operating a security system
11/07/2000US6144243 Method and circuit arrangement for reducing offset voltage of a signal
11/07/2000CA2163559C A wide bandwidth discriminator for use in a radio receiver
11/07/2000CA2049544C Logarithmic amplifier/detector delay compensation
11/06/2000CA2306114A1 System and method for eliminating the capacity required for protection of an optical line system
11/02/2000WO2000065856A1 Mobile communcation device and intermittent reception control method
11/02/2000WO2000065797A1 Method and apparatus for frequency offset correction
11/02/2000WO2000065792A1 A windowing function for maintaining orthogonality of channels in the reception of ofdm symbols
11/02/2000WO2000065759A1 Cdma communication system having pilot-supporting interference separating function
11/02/2000WO2000065758A1 Base station device and method of suppressing peak current
11/02/2000WO2000065757A1 Apparatus and method for generating spreading code in cdma communication system
11/02/2000WO2000065749A1 Method and apparatus for processing a punctured pilot channel
11/02/2000WO2000065738A1 Ds-cdma receiver
11/02/2000WO2000065737A1 Method and device for decoding a code multiplex signal
11/02/2000WO2000065736A1 Cell search appratus and method in cdma mobile communication system
11/02/2000WO2000065735A1 Method and device for electric supply in a mobile apparatus
11/02/2000WO2000065734A1 System and process for shared functional block cdma and gsm communication transceivers
11/02/2000WO2000065733A1 Communication terminal with indirect audio response function
11/02/2000WO2000065732A1 Microwave module
11/02/2000WO2000065728A1 Apparatus and method for power control
11/02/2000WO2000065722A1 Method and apparatus for processing a digital signal for analog transmission
11/02/2000WO2000065674A1 Electrical appliance with battery holder
11/02/2000WO2000065552A1 Distress call device
11/02/2000WO2000065551A1 Low-power radio frequency identification reader
11/02/2000EP1049343A1 Base station equipment for a mobile cellular telecommunications network
11/02/2000EP1049284A2 Multiresolution transmission with multicarrier signals
11/02/2000EP1049283A2 Multiresolution transmission with multicarrier signals
11/02/2000EP1049282A2 Multiresolution modulation with multicarrier signals
11/02/2000EP1049278A1 Broadcast API - an application programming interface for accessing information services provided by a broadcast system
11/02/2000EP1049277A2 Receiver for receiving a broadcasting signal comprising supplementary information, the receiver comprising a display means for displaying the supplementary information
11/02/2000EP1049271A1 Radio communication device and transmission antenna switching method
11/02/2000EP1049266A1 Method and apparatus for preamble signature detection using a code matched filter
11/02/2000EP1049265A2 Cell search method, communication synchronization apparatus, and portable terminal apparatus
11/02/2000EP1049264A2 Spreizspektrumempfänger
11/02/2000EP1049263A2 Multistage interference canceller for a code division multiple access communications system
11/02/2000EP1049262A1 Method and device for electrical supply of a mobile apparatus
11/02/2000EP1049261A2 Direct conversion radio receiver
11/02/2000EP1049260A2 RF unit with tuner and RF transmitter-receiver
11/02/2000EP1049246A1 Transceiver with a mixer having selectable image frequency
11/02/2000EP1049192A2 High-frequency communication device
11/02/2000EP1048527A1 Built-in equipment for a motor car
11/02/2000EP1048526A1 Built-in apparatus intended for a vehicle
11/02/2000EP1048182A1 Central multiple access control for frequency hopping radio networks
11/02/2000EP1048178A2 Apparatus and method of searching for pn sequence phase in multi-carrier cdma mobile communication system
11/02/2000EP1048177A2 Device and method for transmitting subframe in mobile communication system
11/02/2000EP1048154A1 Method and apparatus for tracking the characteristics of a channel
11/02/2000EP1048149A1 Network switch with panic mode
11/02/2000EP1048138A2 Device and method for generating spreading code and spreading channel signals using spreading code in cdma communication system
11/02/2000EP1048131A1 Apparatus and method for optimized power control
11/02/2000EP1048128A1 Mobile station assisted timing synchronization in a cdma communication system
11/02/2000EP1048127A1 Method and apparatus for multipath delay estimation in direct sequence spread spectrum communication systems
11/02/2000EP1048126A1 A transmitter and a method for transmitting data
11/02/2000EP1048125A1 Method for receiving radio signals of different standards
11/02/2000EP1048124A2 Systems and methods for wireless communications
11/02/2000EP1048123A1 Personal communications apparatus
11/02/2000EP1048122A1 Interchangeable shield for a radio communication device
11/02/2000EP1048121A1 Low if receiver
11/02/2000EP1048120A1 Low if receiver
11/02/2000EP1048119A1 Orthogonal signal transmitter
11/02/2000EP1048118A1 Portable 2-way wireless financial messaging unit
11/02/2000EP1048117A1 Information processing device
11/02/2000EP1048116A2 PN sequence identifying device in CDMA communication system
11/02/2000EP1048115A1 Apparatus and method for selecting power control modes
11/02/2000EP1048107A2 Tuning with diode detector
11/02/2000DE19936725A1 Für ein Kraftfahrzeug bestimmtes Einbaugerät For a vehicle specific mounting device
11/02/2000DE19919545A1 Signal sequence forming method for synchronising digital mobile radio system
11/02/2000DE19917882A1 Signal identification method for radio communication system
11/02/2000CA2334358A1 Apparatus and method for generating spreading code in cdma communication system
11/01/2000CN2404277Y Improved structure of protective cover of remote-controller
11/01/2000CN1272268A Method and apparatus for correcting measured round-trip delay time in wireless communication system
11/01/2000CN1272266A Method for generating quasi-orthogonal code and spreader using same in mobile communication system
11/01/2000CN1272259A Source coding enhancement using spectral-band replication
11/01/2000CN1272258A Circuit and method for receiving and transmitting microwaves
11/01/2000CN1272257A Receiver with clock signal generator
11/01/2000CN1272252A Channel coding device and method for rate matching
11/01/2000CN1272247A Dual-band dual-mode power amplifier
11/01/2000CN1272198A Digital cellular phone with voice recognition function and method for controlling same
11/01/2000CN1272036A Expiration gas composition measuring equipment and honeycomb telephone possessing gas composition measuring function
11/01/2000CN1272018A Portable radio communication equipment
11/01/2000CN1272009A Multistage interference canceller using first level and second level path timing
11/01/2000CN1272008A Small area searching method, communication synchronous device, portable terminal device and record media
11/01/2000CN1272007A Receiver used in receiving broadcast signal
11/01/2000CN1272004A Switch change over mixing pad used in multistage receiver structure
11/01/2000CN1271897A 串行通信方法 Serial communication method
11/01/2000CN1058117C Method and apparatus for amplifying signal
10/2000
10/31/2000US6141702 Model and command set for an AV/C-based disc media player recorder
10/31/2000US6141669 Pseudorandom binary sequence block shifter
10/31/2000US6141597 Audio processor
10/31/2000US6141570 System and method for conserving battery energy in a wireless telephone with an integral global positioning system
10/31/2000US6141569 Portable electronic device and method of coupling power thereto
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