Patents for H04L 25 - Baseband systems (55,083)
12/2005
12/20/2005US6977966 Bidirectional optical communications having quick data recovery without first establishing timing and phase lock
12/20/2005US6977965 Phase shift key burst receiver having improved phase resolution and timing and data recovery
12/20/2005US6977893 Method for establishing communication on an integrated services digital network
12/20/2005US6977534 Low voltage differential signaling [LVDS] driver with pre-emphasis
12/20/2005US6977532 Dual differential comparator circuit with full range of input swing
12/20/2005US6977525 Current driver circuit
12/20/2005CA2320058C Ofdm frame synchronisation and equalisation system
12/15/2005WO2005120093A1 Signal strength measurements in cellular telecommunication systems
12/15/2005WO2005120062A1 Digital broadcasting transmission/reception devices capable of improving a receiving performance an dsignal processing method thereof
12/15/2005WO2005120000A1 Fourier-transform based linear equalization for mimo cdma downlink
12/15/2005WO2005119999A1 Method for processing data using shortened channel coefficients
12/15/2005WO2005119998A1 Method and device for receiver-side estimation of parameters of co-channels in a radio transmission system
12/15/2005WO2005119953A1 Method for implementing channel estimate in orthogonal frequency division multiplexing (ofdm) system
12/15/2005WO2005119943A1 Optical signal quality monitoring circuit and optical signal quality monitoring method
12/15/2005WO2005119922A2 Modified ieee 802.11a for interoperability between 802.11a devices
12/15/2005WO2005099407A3 Apparatus for and method of developing equalized values from samples of a signal received from a channel
12/15/2005WO2005099202A3 Magnetically differential input
12/15/2005US20050278609 Apparatus and method for erasure detection and soft-decision decoding in cellular system receiver
12/15/2005US20050278608 Communication system
12/15/2005US20050277400 Joint signal demodulation in a low and high data rate channel environment
12/15/2005US20050277396 Apparatus and methods for eliminating DC offset in a wireless communication device
12/15/2005US20050276364 CDMA pilot assisted channel estimation
12/15/2005US20050276361 Interference power measurement apparatus and method for space-time beam forming
12/15/2005US20050276360 Receiver, a transmitter, a radio communication system and a channel estimation method
12/15/2005US20050276356 Method of inverting nearly Toeplitz or block Toeplitz matrices
12/15/2005US20050276355 Method and system for channel estimation in a data transmission system
12/15/2005US20050276352 Method and system for establishing an adaptable offset for a receiver
12/15/2005US20050276338 Training sequence for channel estimation in a data transmission system
12/15/2005US20050276310 Method for ultra wideband communication, and ultra wideband transmitter and receiver
12/15/2005US20050275569 Data modulating method and apparatus, data demodulating method and apparatus, and code arranging method
12/15/2005US20050275431 High-speed low-voltage differential signaling buffer using a level shifter
12/15/2005US20050275425 Memory system with a scheme capable of stably terminating a pair of differential signals transmitted via a pair of transmission lines
12/15/2005US20050275424 Reducing electrical noise during bus turnaround in signal transfer systems
12/15/2005DE20122489U1 In vivo imaging system for use in applications such as imaging digestive tract, uses camera, illumination source and transmitter enclosed in capsule suitable for insertion into and passing through body lumens or cavities
12/15/2005DE20122488U1 In vivo imaging system for use in applications such as imaging digestive tract, uses camera, illumination source and transmitter enclosed in capsule suitable for insertion into and passing through body lumens or cavities
12/15/2005DE20122487U1 In vivo imaging system for use in applications such as imaging digestive tract, uses camera, illumination source and transmitter enclosed in capsule suitable for insertion into and passing through body lumens or cavities
12/15/2005DE10306854B4 Verfahren zum Erzeugen von Übertragungssignalwellenformen mit mehreren Pegeln und Ultraschall-Sender zum Erzeugen von solchen A method of generating transmission signal waveforms having a plurality of levels and ultrasound transmitter for generating such
12/15/2005DE10221424B4 Sende- und Empfangsanordnung mit kanalorientierter Verbindung Transmitting and receiving device with channel-oriented connection
12/15/2005DE102004024823A1 Verfahren zur Verringerung eines Rechenaufwands in nichtlinearen Filteranordnungen sowie entsprechende Filteranordnungen A method for reducing computational complexity in a non-linear filter assemblies and filter assemblies corresponding
12/15/2005DE10134472B4 Sende- und Empfangsschnittstelle und Verfahren zur Datenübertragung Transmitting and receiving interface and method for transferring data
12/15/2005CA2565284A1 Digital broadcasting transmission/reception devices capable of improving a receiving performance and signal processing method thereof
12/14/2005EP1605657A2 Wireless transmitting device and wireless receiving device
12/14/2005EP1605653A2 Method of wireless transmission of signals, using equalisation measures
12/14/2005EP1605652A1 Equalizer coefficient generation apparatus and method therefor
12/14/2005EP1605651A1 Payload based channel estimation of a wireless channel
12/14/2005EP1605620A1 Digital subscriber line transmission method, apparatus and system using training
12/14/2005EP1605619A1 Radio communication system and radio communication method
12/14/2005EP1605600A1 Wireless communication unit and method of processing a code division multiple access signal
12/14/2005EP1605599A2 Method for ultra wideband communication, and ultra wideband transmitter and receiver
12/14/2005EP1605570A2 Supply of a voltage supply device of a second bus system which is connected to a first bus system
12/14/2005EP1604500A1 Arrangements and methods for a digital communication system
12/14/2005EP1604499A1 Method and apparatus for reducing phase noise of phase-encoded communication signals in the receiver
12/14/2005EP1604469A2 Received communication signal processing methods and components for wireless communication equipment
12/14/2005EP1604466A2 Reduced complexity sliding window based equalizer
12/14/2005EP1604462A2 Bondwire decoupling filter for filtering rf noise from a transceiver bus
12/14/2005EP1504538B1 Transmitting and receiving arrangement with a channel oriented link
12/14/2005EP1402384B1 Interface for data transmission
12/14/2005CN1708967A Radio receiver and method for AM suppression and dc-offset removal
12/14/2005CN1708966A Methods for channel estimation in the presence of transmit beamforming
12/14/2005CN1708965A Channel estimation using the guard interval of a multicarrier signal
12/14/2005CN1708943A Data processing device and data reception processing device
12/14/2005CN1708939A Receiving apparatus
12/14/2005CN1708936A Multi-mode terminal in a wireless MIMO system
12/14/2005CN1708935A Data detection and demodulation for wireless communication systems
12/14/2005CN1708933A Closed-loop rate control for a multi-channel communication system
12/14/2005CN1708930A Method for synchronizing an equalizer output data
12/14/2005CN1708927A Channel estimation for OFDM communication systems
12/14/2005CN1708918A Apparatus and method for preprocessing of pilot symbols for channel estimation by means of adaptive low-pass filtering
12/14/2005CN1708142A Method for realizing infomration channel estimation in orthogonal frequency division multiplexing system
12/14/2005CN1708036A Wireless transmitting device and wireless receiving device
12/14/2005CN1708035A Method and system for analog and digital RF receiver interface
12/14/2005CN1707871A Signal transmission circuit
12/14/2005CN1232087C Method and device for proceeding interface communication with one parallel connection
12/14/2005CN1232056C Method and system for robust frame type protection in system employing variable bit rates
12/14/2005CN1232047C Self-adaptive equalizer circuit
12/13/2005US6976114 Method and apparatus for simultaneous bidirectional signaling in a bus topology
12/13/2005US6976034 Method of transmitting data including a structured linear database
12/13/2005US6975723 Architecture for minimum loop current during ringing and caller ID
12/13/2005US6975695 Circuit for correction of differential signal path delays in a PLL
12/13/2005US6975694 Digital subscriber line driver
12/13/2005US6975689 Digital modulation signal receiver with adaptive channel equalization employing discrete fourier transforms
12/13/2005US6975678 Apparatus and averaging method for equalizing signals
12/13/2005US6975675 Fast serial transmit equalization scheme
12/13/2005US6975674 System and method for mixed mode equalization of signals
12/13/2005US6975672 Apparatus and methods for intersymbol interference compensation in spread spectrum communications
12/13/2005US6975177 Method and system for a generation of a two-level signal
12/13/2005US6975160 System including an integrated circuit memory device having an adjustable output voltage setting
12/13/2005US6975159 Method of operation in a system having a memory device having an adjustable output voltage setting
12/13/2005US6975140 Adaptive data transmitter having rewriteable non-volatile storage
12/13/2005US6975132 DAC based driver with selectable pre-emphasis signal levels
12/08/2005WO2005117382A2 Multi-channel pulse modulator system
12/08/2005WO2005117381A1 A method for signal processing and a signal processor in an ofdm system
12/08/2005WO2005117380A1 A method for signal processing and a signal processor in an ofdm system
12/08/2005WO2005117379A1 A method for signal processing and a signal processor in an ofdm system
12/08/2005WO2005117378A1 Adaptative receive-side equalization
12/08/2005WO2005117377A1 Channel estimation in an ofdm system with high doppler shift
12/08/2005WO2005117325A2 Crosstalk minimization in serial link systems
12/08/2005WO2005117324A1 Method and apparatus for synchronizing transmissions
12/08/2005WO2005117321A1 Time varying cyclic delay diversity of ofdm
12/08/2005WO2005117285A1 Distortion compensation equalizer