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)
10/2004
10/27/2004EP1470648A1 Multiple channel wireless communication system
10/27/2004EP1233532B1 Cdma modulation method and device therefor
10/27/2004EP1169781B1 Asymmetrical forward/reverse transmission bandwidth in a cdma system
10/27/2004EP1092265A4 Amplification using amplitude reconstruction of amplitude and/or angle modulated carrier
10/27/2004EP1083669B1 Radio terminal device
10/27/2004EP1037395B1 Device and method for communication between base station and subscriber unit in CDMA communication system
10/27/2004EP0815668B1 Transmitter for and method of transmitting a wideband digital information signal
10/27/2004CN2652067Y Bluetooth telephone on board
10/27/2004CN2652066Y 无线通信模块 The wireless communication module
10/27/2004CN2652063Y Bi-directional wireless transmit-receive calling devices
10/27/2004CN2652046Y Case with interchanging optical and electric interface
10/27/2004CN2651844Y Digital camera apparatus with radio function
10/27/2004CN1541492A Method and appts. for extending communication unit battery life
10/27/2004CN1541481A MPEG table structure
10/27/2004CN1541473A Carrier phase recovery system for adaptive burst modems and link hooping radio networks
10/27/2004CN1541464A Dynamic link adaption for time division duplex (TDD)
10/27/2004CN1541460A Method of cellular communication
10/27/2004CN1541454A Bybass filter, multi-band antenna switch circuit, and layered module composite part and communication device using them
10/27/2004CN1541453A Transmitting device limiting out-of-band interferences
10/27/2004CN1541442A Mixer circuit with image frequency rejection which is intended, in particular, for RF receiver with zero or low intermediate frequency
10/27/2004CN1541021A Moble communication terminal and method of nitifying clinent when its low voltage state
10/27/2004CN1541019A Appts. and method of synchronously performing TV receiving and calling functons in mobile telephone
10/27/2004CN1541013A Shild assembly and method in intelligent mobile terminal
10/27/2004CN1541012A Method and device for adjusting ring in mobile communication terminals based on static testing
10/27/2004CN1541005A Device and method for transferring signal from baseband to radi frequency in wireless communication system
10/27/2004CN1540986A Method and device of transmitting received TV signals from mobile communication terminal
10/27/2004CN1540962A Rotary retainer of folding device for portable wireelss terminal
10/27/2004CN1540961A Double folding mobile telephone
10/27/2004CN1540931A Method for hot backing up creation and delection of virtual local area network in exchanger
10/27/2004CN1540908A Device and method for automatic safe receiving cipher key of chaos enciphering communication
10/27/2004CN1540896A Method for searching sub zone, implementation equipment and mobile communication terminal
10/27/2004CN1540894A Digital reveiver with aural interface
10/27/2004CN1540879A Fast clock rearranging method and device with no spike
10/27/2004CN1540878A Method for implementing redudancy back up
10/27/2004CN1540877A Data tramsitting method, system and network unit
10/27/2004CN1540876A Appts. and method of mobile communication transmission
10/27/2004CN1540875A Antenna gain determining device and wireless communication appliance
10/27/2004CN1540874A PLL circuit and TV receiver using it, and improvement in beat of TV receiver
10/27/2004CN1540873A 无线传输系统及其无线接收装置 The wireless transmission system and a wireless reception apparatus
10/27/2004CN1540872A Method and appts. for high rate packet data transmission
10/27/2004CN1540859A RF power amplifying modular
10/27/2004CN1540857A Distortion compensating circuit and emitting appts. contg. same
10/27/2004CN1540688A High frequency inductor with low inductance and less inductance fluctuation, and its mfg. method
10/27/2004CN1540440A Portable electronic device having integrated display panel and camera, and its method
10/27/2004CN1540287A Wireless remote controller with guide function and method for providing such function therefor
10/27/2004CN1173592C Method for searching message in mobile telecommunication terminal
10/27/2004CN1173514C Data transmission apparatus and data transmission method
10/27/2004CN1173509C Identification method of visible and non-visible channel in CDMA mobile communication system
10/27/2004CN1173508C Minor region search method and mobile station for mobile station in mobile communication system
10/27/2004CN1173493C Appts. and method for reporting service load to mobile station in mobile telecommunication system
10/27/2004CN1173486C Timing correcting device and timing correcting method thereof
10/27/2004CN1173485C Rake combining methods and apparatus using weighting factors derived from knowledge of spread spectrum signal characteristics
10/27/2004CN1173484C Phased array frequency expanding system
10/27/2004CN1173483C Phased array frequency expanding method
10/27/2004CN1173482C Phased array frequency expanding system
10/27/2004CN1173478C Digital data coding device and method
10/27/2004CN1173312C Electronic watermark imbedding method and device thereof
10/27/2004CN1173191C Method for identifying plurality of transponders, analysing device and transponders for implementing said method
10/26/2004US6810307 Thermostat having a temperature stabilized superregenerative RF receiver
10/26/2004US6810274 Battery pack and wireless telephone apparatus
10/26/2004US6810268 Signal power detection device and frequency analysis apparatus using the same
10/26/2004US6810266 Digitally controlled radio back-end
10/26/2004US6810264 Power controlling apparatus and method in mobile communication system
10/26/2004US6810255 Method and apparatus for controlling transmission power while in soft handoff
10/26/2004US6810239 Automated transmitter combiner monitoring system and method of using same
10/26/2004US6810233 System for providing signals from an auxiliary audio source to a radio receiver using a wireless link
10/26/2004US6810096 Reception apparatus and replica signal generating method
10/26/2004US6810087 Ultra-wideband communications system
10/26/2004US6810076 Efficient echo canceller for ADSL applications
10/26/2004US6810075 CDMA receiver and CDMA receiving method
10/26/2004US6810074 Apparatus and method for detecting a received on-off keying signal in a CDMA mobile communication system
10/26/2004US6810072 System for acquiring spread spectrum signals
10/26/2004US6810071 Code division multiple access (CDMA) code timing tracking apparatus
10/26/2004US6810029 Method for using a subscriber unit to selectively utilize B and D channels to support a plurality of communications
10/26/2004US6810028 Open loop timing control for synchronous CDA systems
10/26/2004US6810027 Multi-carrier transmitting apparatus and method
10/26/2004US6809779 System and method for automatically configuring remote control device using removable storage media
10/26/2004US6809775 TV receiver apparatus and related method
10/26/2004US6809641 Method for disabling alarm temporarily in mobile communication terminal
10/26/2004US6809607 Circuit and method for compensating for non-linear distortion
10/26/2004US6809598 Hybrid of predictive and closed-loop phase-domain digital PLL architecture
10/26/2004US6809592 High-frequency circuit
10/26/2004US6809498 Power supply apparatus and electronic equipment
10/26/2004US6808402 Portable wireless terminal with a ground connecting device using a hinge module and method for using the same
10/26/2004US6808396 Connection of a user identity module to a compact card case
10/26/2004CA2317293C Apparatus and method for controlling the transmission power of the forward link of a wireless communication system
10/26/2004CA2313893C Path search circuit for simultaneously performing antenna directivity control and path search
10/26/2004CA2310815C Device and method for generating quasi-orthogonal code and spreading channel signals in mobile communication system
10/26/2004CA2248055C An apparatus, method and article of manufacture for carrier frequency compensation in an fm radio transmitter
10/26/2004CA2233462C A digital signal system having a sync confidence counter
10/26/2004CA2207745C Method and apparatus for increasing receiver immunity to interference
10/21/2004WO2004091212A1 Receiver apparatus, display apparatus using the same, and television broadcast system
10/21/2004WO2004091210A1 Moving picture processing device, information processing device, and program thereof
10/21/2004WO2004091202A1 Moving picture processing device, information processing device, and program thereof
10/21/2004WO2004091201A1 Moving picture processing device, information processing device, and program thereof
10/21/2004WO2004091179A1 Dual band superheterodyne radar receiver
10/21/2004WO2004091161A1 Pulse detection in wireless communications system
10/21/2004WO2004091126A1 Base station device and communication method
10/21/2004WO2004091111A1 Transceiver and receiver
10/21/2004WO2004091110A1 Transmission/reception device and reception device