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)
06/2001
06/13/2001EP1105975A1 Iterative rake receiver and corresponding reception method
06/13/2001EP1105974A1 Transmission over bundled channels in a cdma mobile radio system
06/13/2001EP1105973A1 Dual band radio telephone with dedicated receive and transmit antennas
06/13/2001EP1105972A1 Protective cover for mobile phones
06/13/2001DE19959423A1 Funkgerät Radio set
06/13/2001DE19959112A1 Multifrequency audio receiver for e.g. television set, has additional receiving module for television frequencies which is installed to receiver module of radio device
06/13/2001DE19953349A1 Verfahren zur Synchronisation eines CDMA-Empfangssignals Method for synchronization of a CDMA received signal
06/13/2001DE10055748A1 Vorrichtung und Verfahren für ein Kommunikationssystem zur Zellensuche mit hoher Geschwindigkeit Apparatus and method for a communication system for cell search at high speed
06/13/2001DE10002311C1 Peripheral device for communication with contactless data carrier has 2 oscillation circuits for 2 different carrier frequencies coupled to common transmission/reception antenna
06/13/2001CN2434829Y Rack frame for electronic communicating
06/13/2001CN1299538A Transmitter/receiver unit
06/13/2001CN1299537A Transmission control device and transmission power control method
06/13/2001CN1299531A Amplifier with adjustable bias current
06/13/2001CN1299492A Identification of objects by a reader
06/13/2001CN1299219A Time division channel astimating method in signal demodulation
06/13/2001CN1299217A Wave shape equalizer, mobile station, base station and mobile communication system
06/13/2001CN1299213A Band-spread wireless digital image real-time transmission system
06/13/2001CN1299199A Code multiplex system and operation method having improved signal catching and processing
06/13/2001CN1299197A radio communication equipoment and method for pre-testing frame rate in code multiplex communication system
06/13/2001CN1299195A Method for synchronous with a receiver and said receiver
06/13/2001CN1299194A Method and equipment for transmitting and receiving radio frequency signals from pager
06/13/2001CN1299193A Radio communication device, and electronic device using same
06/13/2001CN1299191A Path timely checking circuit and its checking method
06/13/2001CN1299190A Adaptive anti-interference high-front-end receiving method
06/13/2001CN1299185A Temp. compensation type oscillator and its control method, and radio communication device
06/13/2001CN1067193C Improvement in or relating to communications receivers
06/12/2001US6247139 Filesystem failover in a single system image environment
06/12/2001US6246891 Active prevention of radio frequency emissions from a mobile communications unit in restricted areas
06/12/2001US6246890 Portable telephone with built-in charger
06/12/2001US6246888 Radio paging receiver and method for controlling display auto-reset function
06/12/2001US6246885 Digital FM audio processing in a dual-mode communication system
06/12/2001US6246867 Method and apparatus for saving current while performing signal strength measurements in a homodyne receiver
06/12/2001US6246866 Dual band receiver
06/12/2001US6246865 Device and method for controlling distortion characteristic of predistorter
06/12/2001US6246864 Wireless microphone use UHF band carrier FM transmitter
06/12/2001US6246862 Sensor controlled user interface for portable communication device
06/12/2001US6246763 Mobile telephone casing
06/12/2001US6246728 Apparatus for suppressing interfering DC component shifts in a radio receiver of the direct conversion type, and a corresponding method suppression
06/12/2001US6246715 Data transmitter and receiver of a DS-CDMA communication system
06/12/2001US6246714 Synchronization circuit with correlated signal in the direct spread spectrum telecommunication system
06/12/2001US6246713 Frequency-hopping in a bandwidth-on-demand system
06/12/2001US6246697 Method and system for generating a complex pseudonoise sequence for processing a code division multiple access signal
06/12/2001US6246676 Method and apparatus for implementing PN masks for a truncated M-sequence
06/12/2001US6246673 Method and system for handoff between an asynchronous CDMA base station and a synchronous CDMA base station
06/12/2001US6246444 Digital and analog TV common-use receiver having single ghost canceler and ghost cancellation method
06/12/2001US6246380 System and method for establishing a point to point radio system
06/12/2001US6246297 Phase and/or frequency modulated frequency synthesizer having two phase locked loops
06/12/2001US6246286 Adaptive linearization of power amplifiers
06/12/2001US6246285 AGC circuit based on a peak detection system
06/12/2001US6246262 Output buffer for a low voltage differential signaling receiver
06/12/2001US6246213 Device having battery-save circuitry and method of operation
06/12/2001US6245976 Plectrum auxiliary device for string musical instruments
06/12/2001US6244512 Hand-held data capture system with interchangeable modules
06/12/2001CA2202806C Procedure to optimize radio communication between a control station and a moving vehicle
06/12/2001CA2193782C Adaptive infrared communication apparatus
06/12/2001CA2146578C Hands-free speaking device with echo canceler
06/07/2001WO2001041522A1 Structural frame of thermally conductive material
06/07/2001WO2001041487A1 Method for allocating transmission channels in a telecommunications network and subscriber station
06/07/2001WO2001041484A1 Supporting and connecting a portable phone
06/07/2001WO2001041482A1 Synchronization of diversity handover destination base station
06/07/2001WO2001041424A2 Tuner alignment
06/07/2001WO2001041390A1 Method and arrangement for synchronizing a receiver to a quadrature amplitude modulated signal
06/07/2001WO2001041387A1 Method for co-channel interference cancelation in a multicarrier communication system
06/07/2001WO2001041383A2 Code shift keying transmitter for use in a spread spectrum communications system
06/07/2001WO2001041344A2 Method and device for processing a digital data signal in a cdma radio transmitter
06/07/2001WO2001041343A1 Apparatus and method for transmitting and receiving data in a cdma communication system
06/07/2001WO2001041331A1 Communication terminal, base station system, and method of controlling transmission power
06/07/2001WO2001041330A1 Dect transmitting-receiving terminal and method for communicating between a dect transmitting-receiving terminal and a dect base station
06/07/2001WO2001041327A2 Method for regulating the transmission power of a transmitting station and a receiving station for carrying out said method
06/07/2001WO2001041323A1 Cdma radio receiver and cdma radio receiving method
06/07/2001WO2001041322A1 Integrated vibration and sound generating apparatus
06/07/2001WO2001041321A1 Improved metallic-ferrite rf shielding of reciever if filters
06/07/2001WO2001041318A2 Method and apparatus for spreading modulation in spread spectrum communications systems
06/07/2001WO2001041296A1 Transmitting device
06/07/2001WO2001040929A1 Method of linking authorized users to a plurality of devices
06/07/2001WO2001040928A1 Radio based proximity token with multiple antennas
06/07/2001WO2001040906A2 Method of determining distance between two electronic devices
06/07/2001WO2001040821A1 Method and apparatus for code phase correlation
06/07/2001WO2001039698A1 Multipath and tracking error reduction method for spread-spectrum receivers
06/07/2001US20010003091 Mobile communication terminal device
06/07/2001US20010003089 System and method for mitigating intermittent interruptions in an audio radio broadcast system
06/07/2001US20010002928 Wireless athletic training communicator
06/07/2001US20010002926 Method for dialing in a smart phone
06/07/2001US20010002920 Mobile radio communication apparatus and control method for controlling the apparatus
06/07/2001US20010002919 Flexible sliding correlator for direct sequence spread spectrum systems
06/07/2001US20010002913 Transmission system comprising a station of a first type and a station of a second type and synchronization method
06/07/2001US20010002905 CDMA transmission power control in variable control cycle
06/07/2001US20010002904 Fast acquisition of traffic channels for a highly variable data rate reverse link of a CDMA wireless communication system
06/07/2001US20010002821 Apparatus and method for controlling radiation of electric waves
06/07/2001US20010002813 Communication system
06/07/2001DE19958658A1 Vorrichtung und Verfahren zum Erzeugen einer Sendesequenz und Vorrichtung und Verfahren zum Ermitteln von Informationen Apparatus and method for generating a transmit sequence, and apparatus and method for determining information
06/07/2001DE19958383A1 Verfahren zur Regelung der Sendeleistung einer Sendestation und Empfangsstation zur Durchführung des Verfahrens Method for regulating the transmission power of a transmitting station and receiving station for implementing the method
06/07/2001DE19953735A1 Haltevorrichtung für ein tragbares Kommunikationsgerät Holding device for a portable communication device
06/07/2001DE19947019A1 Verfahren und Vorrichtung zum Erzeugen von spreizcodierten Signalen Method and apparatus for producing spread-coded signals,
06/07/2001DE10044547A1 Transmitted electric power control device for CDMA communication system, calculates signal and noise levels of signal received from antenna using encoding and decoding sections
06/07/2001DE10005441A1 Digital data signal processing device for CDMA radio receiver - uses CDMA separation device preceded by digital interpolator within each RAKE finger of RAKE receiver
06/07/2001CA2393131A1 Method of linking authorized users to a plurality of devices
06/07/2001CA2326934A1 Code division multiple access system and method of operation with improved signal acquisition and processing
06/06/2001EP1104955A1 System and method for generating signal waveforms in a CDMA cellular telephone system
06/06/2001EP1104954A1 Radio receiving device and diffusion code identification method