Patents
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)
05/2002
05/23/2002US20020061075 Method of optimizing the performance of a mobile radio system transmitter
05/23/2002US20020061074 Distortion compensation apparatus and distortion compensation method
05/23/2002US20020061057 Digital filter
05/23/2002US20020061056 System and method for joint time tracking of multiple paths
05/23/2002US20020061055 Method of generating a time shifted signal
05/23/2002US20020061054 Method and apparatus for acquiring slot timing and frequency offset correction and storage medium storing control program therefor
05/23/2002US20020061053 Apparatus and method of circular group-wise parallel interference cancellation for multi-rate DS-CDMA system
05/23/2002US20020061052 System and method for joint time tracking of multiple paths
05/23/2002US20020061050 Method for initial power control for spread-spectrum communications
05/23/2002US20020061005 TSTD apparatus and method for a TDD CDMA mobile communication system
05/23/2002US20020061004 Communication station with multiple antennas
05/23/2002US20020060999 Multiple-user CDMA wireless communication system
05/23/2002US20020060998 CDMA search processing load reduction
05/23/2002US20020060701 Graphical user interface for displaying and navigating in a directed graph structure
05/23/2002US20020060700 Received information display method
05/23/2002US20020060645 Antenna device in radio communication terminal
05/23/2002DE10054943A1 Kommunikationseinrichtung Communication device
05/23/2002CA2398781A1 Wireless clock synchronization
05/22/2002EP1207695A1 Targeted advertising in a cable television system
05/22/2002EP1207692A1 Storage-type broadcast service system and reception storage unit
05/22/2002EP1207672A2 User interface for radiotelephone
05/22/2002EP1207666A2 Procedure for optimising the performance of a transmitter in a mobile radio communications system
05/22/2002EP1207660A2 Time-sharing of a digital filter
05/22/2002EP1207657A1 Detection method for phase-modulated CCK symbols with a correlator-bank
05/22/2002EP1207646A1 Data transmission apparatus and data transmission method
05/22/2002EP1207645A1 Feedback technique for wireless systems with multiple transmit and receive antennas
05/22/2002EP1207639A2 Broadcast receiver, method and apparatus for computing viewing/listening program information
05/22/2002EP1207634A2 Method of allocating channel codes for a synchronous uplink of mobile communication system
05/22/2002EP1207633A1 Reception level measuring system
05/22/2002EP1207628A2 Transmission power control method, transmitting and receiving apparatus, base station and mobile station
05/22/2002EP1207627A1 An efficient GS;/DSC/UMTS (UTRA/FDD) RF transceiver architecture
05/22/2002EP1207625A1 Method of decoding turbo-encoded data and receiver for decoding turbo-encoded data
05/22/2002EP1206878A1 Mobile multimedia terminal for dvb-t and large and small cell communication
05/22/2002EP1206872A1 Reduced power line driver
05/22/2002EP1206847A1 Method and arrangement for power amplification in a basestation
05/22/2002EP1206844A1 A method and a device for improving the capacity of a GSM base station
05/22/2002EP1206843A1 Adaptive channel estimation in a wireless communication system
05/22/2002EP1206709A1 Piezo-electric tag
05/22/2002EP1097571A4 Apparatus and method for processing signals selected from multiple data streams
05/22/2002EP1062811B1 Universal signal distribution system
05/22/2002EP1057335B1 Universal signal distribution system
05/22/2002EP1040454B1 Method for reallocating an actuating element to a remote control device, and remote control device
05/22/2002EP0829020B1 Narrow field electromagnetic sensor system and method
05/22/2002EP0536334B1 System and method for generating signal waveforms in a cdma cellular telephone system
05/22/2002CN2492978Y Radio video and audio transmission equipment installed inside soft article
05/22/2002CN2492977Y Centralized paging data encoder case
05/22/2002CN1350731A Method for transmitting signals from a plurality of base stations to a mobile station
05/22/2002CN1350730A Adaptive power control in a radio communications system
05/22/2002CN1350728A Method for controlling transmission power
05/22/2002CN1350725A Method for controlling memory access in RAKE-receivers with early-late tracking in telecommunications systems operated by wireless telecommunication between mobile and/or stationary tranmitters
05/22/2002CN1350724A System and method for providing an accurate estimation of received signal interference for use in wireless communications systems
05/22/2002CN1350723A Co-channel interference in a receiver
05/22/2002CN1350497A Case for mobil terminal
05/22/2002CN1350412A 移动通信终端 The mobile communication terminal
05/22/2002CN1350381A Downstream link receiving method counteracting downstream common channel interference after deexpansion
05/22/2002CN1350380A Expanded symbol synchronizing method, receiving apparatus and mobile station
05/22/2002CN1350379A Method of raising TD-CDMA system channel estimation accuracy
05/22/2002CN1350378A System and method for managing power consumption in main station driving time-division duplex radio network
05/22/2002CN1350376A Method of raising channel estimation accuracy in radio mobile communication system
05/22/2002CN1350375A Household information education server
05/22/2002CN1350371A Multi waveband portable wireless terminal
05/22/2002CN1350370A Transceiver
05/22/2002CN1350366A Matching unit
05/22/2002CN1350347A Portable communication unit and internal antenna therein
05/22/2002CN1085482C Transmitting/receiving signal processing circuit in digital cordless telephone
05/22/2002CN1085478C Output control unit of mobile communication system and its controlling method
05/22/2002CN1085477C Dual-mode cellular telephone system
05/22/2002CN1085468C Current supplying circuit for a consumer electronics apparatus
05/22/2002CN1085451C Synchronous trap circuit in CDMA communication
05/22/2002CN1085447C Spread-spectrum receiver
05/22/2002CN1085445C Radio receiver having temperature-compensated voltage-controlled crystal oscillator and control method thereof
05/22/2002CN1085444C Superteterodyne receiving circuit and superheterodyne receiver
05/21/2002US6393562 Method and apparatus for preventing fraudulent access in a conditional access system
05/21/2002US6393450 Switched bandwidth digital filters with slewing
05/21/2002US6393393 Audio coding method, audio coding apparatus, and data storage medium
05/21/2002US6393301 Radio telephone system within a vehicle with enhanced safety features
05/21/2002US6393299 Radio communication equipment
05/21/2002US6393265 Method and apparatus for two dimensional filtering in a communications system using a transformer system
05/21/2002US6393264 Radio terminal apparatus
05/21/2002US6393262 Difference frequency impedance transformation circuits and methods for providing same in power amplifier systems
05/21/2002US6393260 Method for attenuating spurious signals and receiver
05/21/2002US6393259 Amplifier circuit and transceiver
05/21/2002US6393079 Transient-suppressing mode switch
05/21/2002US6393077 Correction detecting device and its method
05/21/2002US6393070 Digital communication device and a mixer
05/21/2002US6393062 Methods and circuits for generating a preemphasis waveform
05/21/2002US6393049 Two-stage synchronization of spread-spectrum signals
05/21/2002US6393048 Method for the transferring a digital data signal using spread spectrum
05/21/2002US6393047 Quadriphase spreading codes in code division multiple access communications
05/21/2002US6393046 Spread spectrum receiver with multi-bit correlator
05/21/2002US6393030 Method for maximizing cellular capacity in muti-media CDMA system
05/21/2002US6393011 Receiving circuit of mobile communication terminal having feed forward linearizer
05/21/2002US6393010 Time offset technique for increasing the capacity of a CDMA system
05/21/2002US6393006 Channel scanning method for portable terminal devices
05/21/2002US6392988 Transmitter architecture employing space time spreading and orthogonal transmit diversity techniques
05/21/2002US6392715 UHF/VHF turner
05/21/2002US6392594 Radio wave receiving apparatus having an improved antenna resolution
05/21/2002US6392590 Positioning device and method capable of reducing the amount of operation
05/21/2002US6392533 Pager with message display
05/21/2002US6392493 Fractional-N frequency synthesizer