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)
09/2002
09/17/2002US6452909 Time division duplex transceiver utilizing a single oscillator
09/17/2002US6452644 Method of controlling reception in data broadcast receiver
09/17/2002US6452556 Built-in dual band antenna device and operating method thereof in a mobile terminal
09/17/2002US6452539 Apparatus and method for controlling radiation of electric waves
09/17/2002US6452530 Method and apparatus for a pulse decoding communication system using multiple receivers
09/17/2002US6452402 Apparatus for determining the type of external device being connected
09/17/2002US6450408 Drawable subscriber identity module card holder
09/17/2002CA2231891C Radio apparatus
09/17/2002CA2228835C A receiver for pilot-aided code-division multiple access
09/12/2002WO2002071773A1 Improved datacast bandwidth in wireless broadcast system
09/12/2002WO2002071770A1 Adaptive communications methods for multiple user packet radio wireless networks
09/12/2002WO2002071744A1 Method for representing video data
09/12/2002WO2002071728A2 Telephone receiver
09/12/2002WO2002071711A1 Co-chanel interference canceller
09/12/2002WO2002071683A1 Synchronization method for use in an ultra- broadband communication system
09/12/2002WO2002071647A1 Delay lock loops for wireless communication systems
09/12/2002WO2002071642A1 Ultra wide-band communication method, ultra wide-band communication system and transmitter and receiver unit for utilization in said system
09/12/2002WO2002071638A1 Apparatus and method for speed sensitive operation in a wireless communication device
09/12/2002WO2002071636A1 Dc offset correction scheme for wireless receivers
09/12/2002WO2002071635A1 Transmitting device limiting the out-of-band interferences
09/12/2002WO2002071634A1 Query service for electronic documents archived in a multidimensional storage space
09/12/2002WO2002071633A2 System and method for code division multiple access communication in a wireless communication environment
09/12/2002WO2002071629A2 Methods and systems for selective frequency hopping in multiple mode communication systems
09/12/2002WO2002071547A1 Module and electronic device
09/12/2002WO2002071541A1 Multiband antenna arrangement for radio communications apparatus
09/12/2002WO2002071535A1 Antenna arrangement
09/12/2002WO2002071534A1 Radio communications device comprising an sar value-reducing correction element
09/12/2002WO2002071382A1 Smart electronic label employing electronic ink
09/12/2002WO2002071342A1 Signal discriminator for wake-up of a low power transponder
09/12/2002WO2002071305A2 On-line health monitoring
09/12/2002WO2002051023A3 Method for determining weighting factors for subtractive interference cancellation and interference canceller
09/12/2002WO2002047316A3 Method and system for validating detected rates of received variable rate speech frames
09/12/2002WO2002037838A3 System and method for receiving digital and analog television signals
09/12/2002WO2002027864A3 Electromagnetic antenna apparatus
09/12/2002WO2002023213A3 Efficient algorithm for processing gps signals
09/12/2002WO2002017657A3 Transportable self-contained communications unit comprising transmission equipment and antennas for reconnecting a disconnected cell site to a communications network
09/12/2002WO2001043299A3 A receiver for a spread spectrum system
09/12/2002WO2001017141A9 System and method for power measurement in outdoor antenna units
09/12/2002WO2001017118A9 Time tracking loop for pilot aided direct sequence spread spectrum systems
09/12/2002WO2001016708A9 System and method for detecting buffer overflow attacks
09/12/2002WO2001015328A9 Estimating interference in a communication system
09/12/2002US20020129357 Audiovisual system formed by various appliances of which certain appliances are formed by various functionality modules
09/12/2002US20020129249 Smartcard for use with a receiver of encrypted broadcast signals, and receiver
09/12/2002US20020128974 Information signal recording / reproducing system, information signal recording device, information signal reproducing device and information signal recording / reproducing process
09/12/2002US20020128830 Method and apparatus for suppressing noise components contained in speech signal
09/12/2002US20020128544 Signal processing apparatus
09/12/2002US20020128053 Mobile terminal
09/12/2002US20020128052 Long-range, full-duplex, modulated-reflector cell phone for voice/data trasmission
09/12/2002US20020128050 Battery for an electronic device and an electronic device using the same
09/12/2002US20020128039 Method and apparatus for enabling communication and synchronization between an information processing device and a personal digital assistant using impulse radio wireless techniques
09/12/2002US20020128034 Credit card communication system
09/12/2002US20020128007 Communication device
09/12/2002US20020128006 Radio frequency (RF) detector with a light emitting diode (LED) indicator
09/12/2002US20020127996 Method of transmission for radio monitoring via digital mobile communication network and apparatus therefor
09/12/2002US20020127991 Method and circuit for avoiding band interference wave in receiver
09/12/2002US20020127989 Phase lock oscillator and communication equipment
09/12/2002US20020127987 Method and apparatus for multipath signal detection, identification, and monitoring for wideband code division multiple access systems
09/12/2002US20020127986 Digital baseband receiver in a multi-carrier power amplifier
09/12/2002US20020127983 Delay lock loops for wireless communication systems
09/12/2002US20020127981 Transmission power detecting apparatus and transmission apparatus
09/12/2002US20020127980 Automatic transmit power control loop
09/12/2002US20020127975 Cover for portable phone
09/12/2002US20020127973 Composite high frequency component and mobile communication apparatus including the same
09/12/2002US20020127972 Direct conversion radio transceiver
09/12/2002US20020127968 Relay apparatus
09/12/2002US20020126835 Method and apparatus for an improved analog echo canceller
09/12/2002US20020126789 Interconnection process and interface using parallelized high-speed serial links
09/12/2002US20020126779 Receiving method and receiver
09/12/2002US20020126778 Method for whitening colored noise in a communication system
09/12/2002US20020126774 Receiving apparatus, receiving method, program and information recording medium
09/12/2002US20020126773 Simplified method of detection by spheres when there is a low signal to noise ratio
09/12/2002US20020126772 Accelerated method of detection by spheres
09/12/2002US20020126769 Baseband signal converter for a wideband impulse radio receiver
09/12/2002US20020126748 Carrier phase recovery system for adaptive burst modems and link hopping radio networks
09/12/2002US20020126745 Signal combining within a communication system
09/12/2002US20020126744 Method and apparatus for tracking signals in a wireless communication system
09/12/2002US20020126743 Receiver
09/12/2002US20020126742 Assigning clusters of demodulation elements in a spread spectrum system
09/12/2002US20020126740 Chip-interleaved, block-spread multi-user communication
09/12/2002US20020126739 Method and apparatus for forward link power control
09/12/2002US20020126738 System for spread spectrum communication
09/12/2002US20020126737 Background processing and searching for a communication channel
09/12/2002US20020126736 Methods and systems for selective frequency hopping in multiple mode communication systems
09/12/2002US20020126735 Time-tracking for clustered demodulation elements in a spread spectrum system
09/12/2002US20020126650 Adaptive, multi-rate waveform and frame structure for a synchronous, DS-CDMA system
09/12/2002US20020126647 Spread spectrum base station notch filtering transmitted signals
09/12/2002US20020126646 Single user detection user equipment
09/12/2002US20020126645 Polarity-alternated pulse width CDMA and method for measuring distance using the same
09/12/2002US20020126641 Method and apparatus for data rate control in a communication system
09/12/2002US20020126639 Spread spectrum communications using a reference and a message signal system and method
09/12/2002US20020126638 Spread spectrum communication system and method using a reference signal and a plurality of message signals
09/12/2002US20020126619 Single user detection user equipment
09/12/2002US20020126052 Antenna arrangement
09/12/2002US20020126050 Antenna device for mobile tele-communication terminal
09/12/2002US20020125933 Method of and apparatus for correctly transmitting signals at high speed without waveform distortion
09/12/2002US20020125893 Electric device
09/12/2002US20020125148 Eyeglass protective device
09/12/2002DE10109317A1 Hands-off speaker unit for mobilephone e.g. in vehicle, has switching-control module structurally integrated into audio unit
09/12/2002CA2828227A1 Delay lock loops for wireless communication systems
09/12/2002CA2776873A1 Delay lock loops for wireless communication systems