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)
05/2005
05/25/2005CN1619979A Antenna selection system, antenna selection method, and radio communication apparatus using the system and method
05/25/2005CN1619978A Method of controlling time domain transmitting power envelope and its device
05/25/2005CN1619976A Mobile terminal, joint receiver, activated code channel information detection and allocating device and its method
05/25/2005CN1619975A Method of finding delays of a multipath channel
05/25/2005CN1619974A Multimedia mobile communication terminal system and method
05/25/2005CN1619972A Apparatus and method for enhancing a reception rate of a receiver with AGC
05/25/2005CN1619970A Receirer and transmitter matched with said receiver
05/25/2005CN1619969A Transmitter based on multiple M dimension parallel modulaticn communication mode
05/25/2005CN1619962A Method and system for frequency generation for wireless devices
05/25/2005CN1619960A Equalization method and apparatus using the same
05/25/2005CN1619880A Reception system including a pointing aid device
05/25/2005CN1619878A 讯号接受装置 Signal receiving device
05/25/2005CN1619736A Portable electron product
05/25/2005CN1619641A Tone generator device and portable phone using the same, and method for driving light emitting elements
05/25/2005CN1619585A Apparatus and method for inputting character using touch screen in portable terminal
05/25/2005CN1619572A Loop coil antenna and reader/writer
05/25/2005CN1619513A Personal computer portable terminal camera operating method
05/25/2005CN1619471A Mobile device and method for preventing undesired key depression in the same
05/25/2005CN1618724A Encapsulated mems band-pass filter for integrated circuits and method of fabrication thereof
05/25/2005CN1203706C Receiving circuit, mobile terminal with receiving circuit and method for receiving data
05/25/2005CN1203705C Variable spread spectrum basic station
05/25/2005CN1203701C Detector for detecting activated code channel and its expanding frequency code
05/25/2005CN1203700C Alternating mobile communication method without centre multiple channels, without third-order intermodulation addressing
05/25/2005CN1203699C Interference elimination in receiver of radio system
05/25/2005CN1203637C Time gap CDMA system noise space concerned characteristics estimating method
05/25/2005CN1203636C Device and method for trapping multi-user signal synchronization in code division multiple access system
05/25/2005CN1203628C Interference rejection combining with frequency correction
05/25/2005CN1203624C Digital pulse interval-modulated power line carrier communication method and its transceiving apparatus
05/25/2005CN1203623C Method and apparatus for detecting spread spectrum signal spread code synchronization
05/25/2005CN1203622C Spectrum spreading signal demodulation method and apparatus
05/25/2005CN1203620C Method for system-independent digital evaluation of mobile communication reception signals of various mobile telephone standards
05/25/2005CN1203619C Foldable portable radio terminal
05/25/2005CN1203618C Receiving frequency converter for satellite communication
05/25/2005CN1203617C HF signal receiving device
05/25/2005CN1203610C Frequency changing device
05/25/2005CN1203576C Antenna
05/25/2005CN1203494C High-freqency current supressor capable of being easily attached to cable or like and earphone system using same
05/24/2005US6898449 Mobile communications device
05/24/2005US6898446 Portable telephone with a battery alarm function indicating lowest level for communication
05/24/2005US6898443 Portable telephone device
05/24/2005US6898431 Dynamic channel allocation in a sectored cell of a cellular communication system
05/24/2005US6898419 Remotely adjustable bandpass filter
05/24/2005US6898417 Method for the communication of information and apparatus employing the method
05/24/2005US6898415 System and method for reducing multipath distortion in wireless distance measurement systems
05/24/2005US6898283 Exchangable housing cover for a portable radio communication device
05/24/2005US6898282 Flip-type terminal with slim-style microstrip patch antenna for GPS and method therefor
05/24/2005US6898257 Transmitter device having a modulation closed loop
05/24/2005US6898235 Wideband communication intercept and direction finding device using hyperchannelization
05/24/2005US6898197 Geolocation of a mobile terminal in a CDMA communication system
05/24/2005US6898191 Digital radio
05/24/2005US6898176 Communications terminal and operating method
05/24/2005US6897814 Mobile radio
05/24/2005US6897740 Duplexer and composite module having a package with an electroconductive lid electrically connected to a shield
05/24/2005US6897738 High-frequency switch
05/24/2005US6897735 Oscillator, transmitter/receiver module and radar system
05/24/2005US6897728 High frequency power amplifier module and wireless communication system
05/24/2005US6897723 Feed-forward amplifier loop control utilizing if signal processing
05/24/2005US6897721 Composite amplifier with optimized linearity and efficiency
05/24/2005US6897374 Connector apparatus and method for connecting the same
05/24/2005US6897373 Radiating enclosure
05/24/2005CA2405527C Method and apparatus for compressing and transmitting high speed data
05/24/2005CA2378873C Self blocking for a subscriber unit
05/24/2005CA2352010C Training and synchronization sequences for wireless systems with multiple transmit and receive antennas used in cdma or tdma systems
05/24/2005CA2152598C Wireless personal local area network
05/19/2005WO2005046267A1 Selecting an access point according to a measure of received signal quality
05/19/2005WO2005046256A2 Method and system for wireless communication using multiple frequency band capabilities of wireless devices
05/19/2005WO2005046190A1 Hands-free device for operating different types of mobile radio devices
05/19/2005WO2005046188A1 Remotely initiated low power mode
05/19/2005WO2005046155A1 Multi-carrier transceiver assembly
05/19/2005WO2005046151A1 Method of detecting signals using an iterative inter-symbol interference (isi) and multiple access interference (mai) removal
05/19/2005WO2005046139A1 Software configurable dual cable redundant ethernet star or bus configuration
05/19/2005WO2005046119A1 A method of setting up the association between the session transaction identification and the network application entity
05/19/2005WO2005046098A1 Multi-mode receiver
05/19/2005WO2005046075A1 A unified mmse equalization and multi-user detection approach for use in a cdma system
05/19/2005WO2005046074A1 Communication method, transmission signal forming method, and data structure of transmission signal
05/19/2005WO2005046073A1 Interference estimation in cdma systems using alternative scrambling codes
05/19/2005WO2005046072A1 Direct mode derivation process for error concealment
05/19/2005WO2005046071A1 High frequency module
05/19/2005WO2005046070A1 High frequency module
05/19/2005WO2005046069A1 Open interface between a baseband modem and an rf unit
05/19/2005WO2005046068A2 Wireless communication systems for masks or helmets
05/19/2005WO2005046067A1 Mobile telephone having speaker with waterproof structure
05/19/2005WO2005046063A2 A method and apparatus for domain transformation multiple signal processing
05/19/2005WO2005046061A1 Method and apparatus for random shuffled turbo multiuser detector
05/19/2005WO2005046054A1 Semiconductor device, radio terminal and radio communication unit
05/19/2005WO2005045996A1 Antenna booster
05/19/2005WO2005045753A1 Controlling power supplied to a circuit using an externally applied magnetic field
05/19/2005WO2005045456A2 Controlled acoustic beam generator for crowd control
05/19/2005WO2005033846A3 Interface system for an accessory and a communication device
05/19/2005WO2005025120A8 Mobile-unit-assisted modulation management
05/19/2005WO2005017693A3 Multiple imsi multiple/single msisdn (mimm/mism) on multiple sims for a single operator
05/19/2005WO2005008830A3 Mounting type receiver, mounting type transmitter, mounting type transmitter-receiver, antenna, receiver, transmitter, and transmitter-receiver
05/19/2005WO2004093470A3 Method and apparatus for a spectrally compliant cellular communication system
05/19/2005US20050108761 Apparatus and method for processing digital cable broadcasting signals
05/19/2005US20050108657 Apparatus and method for displaying hierarchical menu in mobile communication terminal
05/19/2005US20050108621 Apparatus and method for deleting a text message received in a mobile communication terminal
05/19/2005US20050108610 Method and apparatus for bit scrambling for packet transmission/reception in a wireless communication system
05/19/2005US20050108559 Image forming apparatus, method for controlling writing data from the same to storage device, method for controlling reading data from storage device to the same, and replacement part therefor
05/19/2005US20050108007 Perceptual weighting device and method for efficient coding of wideband signals
05/19/2005US20050108005 Method and device for adaptive bandwidth pitch search in coding wideband signals