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)
09/2003
09/10/2003CN1121128C Sequential path searching method mobile communication system transitted under variable data speed
09/10/2003CN1121102C Device and method for measuring non-orthognal noise for CDMA communication system
09/10/2003CN1121097C Device and method for generating short PN code in mobile communication system
09/10/2003CN1121081C Portable radio communication device
09/09/2003US6618657 Emergency call device for vehicles
09/09/2003US6618585 Internet-enable broadcast receiving apparatus
09/09/2003US6618580 Apparatus and method for remotely powering-down a wireless transceiver
09/09/2003US6618453 Estimating interference in a communication system
09/09/2003US6618434 Adaptive, multimode rake receiver for dynamic search and multipath reception
09/09/2003US6618433 Family of linear multi-user detectors (MUDs)
09/09/2003US6618431 Processor-based method for the acquisition and despreading of spread-spectrum/CDMA signals
09/09/2003US6618430 Methods and apparatus for receiving N-chip resistant codes
09/09/2003US6618429 System and method for generating signal waveforms in a CDMA cellular telephone system
09/09/2003US6618428 Method for transmitting an information of mobile telecommunication system
09/09/2003US6618365 Method and apparatus to reduce uplink compressed mode monitoring in a communication device
09/09/2003US6618329 Digital audio signal player having a simulated analogue record
09/09/2003US6618010 Passive tracking system and method
09/09/2003US6617977 Communication unit position detecting system and recoding medium storing recorded communication unit position detecting program
09/09/2003US6617930 Power supply circuit for transmitter
09/09/2003US6617927 High frequency power amplifier module, and wireless communications system
09/09/2003US6616467 Folding-type electronic apparatus comprising two base members hinge-connected by a hinge connector with an FPC
09/09/2003US6616254 Code shift keying transmitter for use in a spread spectrum communications system
09/09/2003CA2272189C Home location register controller capable of dealing with congestion without restriction of access
09/09/2003CA2270774C Multi-carrier transmission with bit rate variation in a noise environment
09/04/2003WO2003073775A1 Self-monitoring radio network
09/04/2003WO2003073774A1 System and method for interrupt-free hand-over in a mobile terminal
09/04/2003WO2003073741A2 Scalable compression of audio and other signals
09/04/2003WO2003073689A1 Communication apparatus and communication system
09/04/2003WO2003073670A1 Communication device used in cdma
09/04/2003WO2003073663A1 Satellite television system ground station having wideband multi-channel lnb converter/transmitter architecture utilizing a frequency stabilized common oscillator
09/04/2003WO2003073661A2 3g radio
09/04/2003WO2003073660A2 3g radio
09/04/2003WO2003073659A2 3g radio
09/04/2003WO2003073638A1 Rake receiver for tracking closely spaced multipath
09/04/2003WO2003073637A1 Channel estimation in a radio receiver
09/04/2003WO2003073636A1 3g radio
09/04/2003WO2003073635A1 Lapel-mounted global positioning system antenna in a portable communication device
09/04/2003WO2003073634A1 Method and system for secure communication between a portable terminal and a communication system of a motor vehicle
09/04/2003WO2003073633A1 Mobile phone accessory for providing multi-chord ring tones
09/04/2003WO2003073632A1 Wireless extension arrangement for a communications system
09/04/2003WO2003073631A1 3g radio
09/04/2003WO2003073630A1 Signal receiver devices and methods
09/04/2003WO2003073629A1 Method and apparatus for compensating an oscillator in a location-enabled wireless device
09/04/2003WO2003073628A1 Microwave band radio transmission device, microwave band radio reception device, and microwave band radio communication system
09/04/2003WO2003073627A1 High-frequency power amplifier circuit and electronic part for communication
09/04/2003WO2003073623A2 System and method for concurrent multimodal communication session persistence
09/04/2003WO2003073611A1 Duplexer and manufacturing method thereof
09/04/2003WO2003073550A1 Integration of filters using on-chip transformers for rf and wireless applications
09/04/2003WO2003073363A1 Method for controlling the power supply of a mobile data memory, use of said method in an identification system having at least one mobile data memory
09/04/2003WO2003073285A2 Memory subsystem including an error detection mechanism for address and control signals
09/04/2003WO2003073282A1 Server self-health monitor
09/04/2003WO2003071850A2 A system and method for monitoring unauthorized dissemination of documents and portable media
09/04/2003WO2003028255A3 Method and apparatus for data transfer using a time division multiple frequency scheme
09/04/2003WO2003013162A9 Resource allocation in a wireless network
09/04/2003WO2002082641A3 Linear amplitude modulation in a polar loop control circuit
09/04/2003WO2002056460A3 Apparatus and methods for monitoring and controlling power amplifier linearity using detected fundamental and harmonic components
09/04/2003US20030167439 Data integrity error handling in a redundant storage array
09/04/2003US20030167424 Microcomputer capable of identifying instruction executed at abnormal event
09/04/2003US20030167421 Automatic failure detection and recovery of applications
09/04/2003US20030167164 Frequency thinning device and method for compressing information by thinning out frequency components of signal
09/04/2003US20030167094 Vehicle-mounted electronic apparatus system
09/04/2003US20030166395 Method and system for blind detection of modulation type
09/04/2003US20030165205 Detecting and measuring interference contained within a digital carrier
09/04/2003US20030165200 Method and apparatus for simultaneously retrieving portions of a data stream from different channels
09/04/2003US20030165186 Multipath processing for GPS receivers
09/04/2003US20030165185 Receiving device and receiving method
09/04/2003US20030165184 M-ary orthogonal coded communications method and system
09/04/2003US20030165183 Method and system for increased bandwidth efficiency in multiple input - multiple output channels
09/04/2003US20030165182 Data Communication
09/04/2003US20030165132 System and method to adjust searcher threshold parameter of rake receiver
09/04/2003US20030165131 CDMA system with frequency domain equalization
09/04/2003US20030164794 Over the horizon communications network and method
09/04/2003US20030164773 Media system and remote control for the same
09/04/2003US20030164751 System for the transmission of data from a data carrier to a station by means of one or at least one other auxiliary carrier signal
09/04/2003US20030164742 Detection of an electric signature of an electromagnetic transponder
09/04/2003DE20308983U1 Video receiver for multiple source reception has automatic tuner selection
09/04/2003CA2477591A1 Rake receiver for tracking closely spaced multipath
09/04/2003CA2477562A1 Wireless extension arrangement for a communications system
09/04/2003CA2477524A1 Method for controlling the power supply of a mobile data memory, use of said method in an identification system having at least one mobile data memory
09/03/2003EP1341355A2 Phase noise elimination for high-frequency communication
09/03/2003EP1341335A2 Channel monitoring for improved parameter selection in a communication system
09/03/2003EP1341319A1 A method of processing data sequences and a corresponding base station comprising a plurality of transmission antennas
09/03/2003EP1341317A1 High-frequency device
09/03/2003EP1341316A2 Remote control apparatus, electronic apparatus, and available-button indicating method
09/03/2003EP1341301A1 High-frequency circuit
09/03/2003EP1340997A2 GPS receiving apparatus and GPS satellite signal receiving method
09/03/2003EP1340406A1 Earphone system for mobile phone
09/03/2003EP1340334A2 Simple block space time transmit diversity using multiple spreading codes
09/03/2003EP1340332A2 Method and system for validating detected rates of received variable rate speech frames
09/03/2003EP1340322A1 Combination cellular telephone and sound storage device and method of use
09/03/2003EP1340321A1 Method and apparatus for compensating for frequency drift in a low frequency sleep clock within a mobile station operating in a slotted paging mode
09/03/2003EP1340319A2 Receiver circuit
09/03/2003EP1340318A2 Estimation of traffic-to-pilot ratios
09/03/2003EP1190498B1 Method and device for transmitting a radio signal in a code division multiple access communication system
09/03/2003EP1027779A4 Rapidly decorrelating spreading sequences for ds-cdma transceivers
09/03/2003EP0900432B1 Method and receiver for geographical selection of digitally coded messages
09/03/2003CN2571071Y Remote control buoy type radio communication repeater
09/03/2003CN2571001Y Multi-octave built-in card antenna for wireless LAN and broad band wireless access
09/03/2003CN1440609A Adaptive transmission channel allocation method and system for ISM and unlicensed frequency bands
09/03/2003CN1440605A Communications system
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