Patents
Sitemap › H04 - Electric communication technique › H04L - Transmission of digital information, e.g. telegraphic communication › H04L 25 - Baseband systems
Patents for H04L 25 - Baseband systems (55,083)
11/2009
11/04/2009EP2114023A2 Process for mitigation of interference in a mobile cellular network and base station of a mobile cellular network
11/04/2009EP2114010A1 Signal processing device
11/04/2009EP2113775A1 Equalization simulator with training sequence detection for an oscilloscope
11/04/2009EP1977549B1 Low jitter clock recovery from a digital baseband data signal transmitted over a wireless medium
11/04/2009CN201341158Y Stateful inspection circuit for RS485 network
11/04/2009CN201341157Y Digital signal splitter
11/03/2009US7613853 Output buffer circuit capable of synchronous and asynchronous data buffering using sensing circuit, and method and system of same
11/03/2009US7613402 Duobinary receiver
11/03/2009US7613393 Transceiver module and integrated circuit with dual eye openers and integrated loopback and bit error rate testing
11/03/2009US7613253 Noise balanced QAM detection
11/03/2009US7613251 Distortion compensating apparatus and method
11/03/2009US7613249 Spurious component reduction
11/03/2009US7613248 Signal processing with channel eigenmode decomposition and channel inversion for MIMO systems
11/03/2009US7613232 Method for automatic control of RF output level of a repeater
11/03/2009US7613226 Method and apparatus for transferring signals in a wireless communication system
11/03/2009US7613101 Receiving processing method and apparatus
11/03/2009CA2395171C Method and devices for transmitting and receiving information
10/2009
10/29/2009WO2009130100A1 Wireless communication unit and method for dc offset estimation
10/29/2009US20090269068 Transmission system
10/29/2009US20090268841 Power control system and method for communication system using space-time transmit diversity scheme
10/29/2009US20090268786 Mobile Communication System and Wireless Apparatus to be Used for the Same
10/29/2009US20090268757 Data transmission apparatus and data transmission method
10/29/2009DE102009019042A1 Übertragungsgerät und System für Eisenbahnwagen Transmission apparatus and system for railroad cars
10/29/2009DE102009018705A1 Verfahren und Vorrichtung zum Hinzufügen einer Kommunikationsverbindung zu einer Vektorgruppe Method and apparatus for adding a communication connection to a vector group
10/29/2009DE102009013383A1 Schaltanordnung für einen Treiber für eine Hochgeschwindigkeitsübertragung Switching arrangement for a driver for high-speed transmission
10/29/2009DE102008034397A1 Entzerrungssystem und entsprechendes Verfahren Equalization system and corresponding method
10/29/2009DE102008021012A1 Data transmission device for use with e.g. paper feed roll, has resonant circuit whose resonance frequency is equal to center frequency of data frequency range or to arithmetic or geometrical mean value of threshold frequencies of range
10/28/2009EP2112796A2 Method and apparatus for multiple antenna communications, and related systems and computer program
10/28/2009EP2112795A2 Information processing apparatus and signal transmission method
10/28/2009EP2111710A2 Correction of voltage offset and clock offset for sampling near zero-crossing point
10/28/2009EP2111709A2 Differential receiver with common-gate input stage
10/28/2009EP2111695A1 Codebook generating method and apparatus for generating a codebook for multi-polarized multiple-input multiple-output (mimo) systems
10/28/2009CN101569128A Method of spatio-temporal coding for multi-antenna communication system of pulsed uwb type
10/28/2009CN101567868A Decimal frequency deviation estimation method of CMMB cellphone television
10/28/2009CN101567867A Scramble processing method and baseband signal forming method
10/28/2009CN101567866A Decision feedback equalizer and method thereof
10/28/2009CN101567865A Downlink data transmitting method
10/28/2009CN101567864A Network device with far-end interference elimination function
10/28/2009CN101567863A Indirect self-adaptive balancing method of shallow-sea underwater acoustic communication system
10/28/2009CN101567862A Equalization system used in a communication receiver and method thereof
10/28/2009CN101567778A Receiver circuit
10/28/2009CN101567765A Distribution type space-time pre-coding transmission method based on channel angle domain information
10/28/2009CN101567753A Self-adaptive encoding method adopting threshold switching with hysteresis characteristic
10/28/2009CN101567752A Self-adaptive encoding/decoding method based on low-density parity-check code
10/28/2009CN101567747A Soft regulating method and soft regulating system suitable for high-speed downlink grouped access service
10/28/2009CN100556196C Determining method for channel quality instruction in high speed downlink packet access system
10/28/2009CN100556017C Method of transmitting preamble for synchronization in a MIMO-OFDM system
10/28/2009CN100556015C Predistorting device and method
10/28/2009CN100556014C Waveform recognition method in signal processing
10/28/2009CN100556013C Low voltage differential pair signal transmitter and receiver
10/28/2009CN100556012C Frequency-domain equalizing of single carrier signal
10/28/2009CN100556011C Adaptive filter
10/28/2009CN100556010C Compact electromagnetic coupler for use with digital transmission systems
10/28/2009CN100555896C Digital filter circuit and method for blocking a transmission line reflection signal
10/27/2009US7610419 Data transmission apparatus, data reception apparatus, data transmission and reception apparatus and data transmission and reception method
10/27/2009US7609980 Optical receiver and discrimination-threshold generating method
10/27/2009US7609798 Calibrating a phase detector and analog-to-digital converter offset and gain
10/27/2009US7609794 Reduced complexity sliding window based equalizer
10/27/2009US7609790 Joint signal demodulation in a low and high data rate channel environment
10/27/2009US7609788 Receiver apparatus using maximum-likelihood-determination
10/27/2009US7609787 Reception of a signal modulated according to a multilevel coding technique
10/27/2009US7609786 Channel estimation for a communication system using spectral estimation
10/27/2009US7609778 Methods, apparatus, and systems for reducing interference on nearby conductors
10/27/2009US7609771 Maximum ratio transmission
10/27/2009US7609758 Method of phase shifting bits in a digital signal pattern
10/27/2009US7609750 Segment-wise channel equalization based data estimation
10/27/2009US7609712 Frequency offset differential pulse position modulation
10/27/2009US7609616 Sparse channel estimation for orthogonal frequency division multiplexed signals
10/27/2009US7609608 Method and apparatus for data transfer using a time division multiple frequency scheme with additional modulation
10/22/2009WO2009129193A2 Radius adaptive sphere decoding with probabilistic noise constraint
10/22/2009WO2009128845A1 Synchronizing timing mismatch by data deletion
10/22/2009WO2009128844A1 Synchronizing timing mismatch by data insertion
10/22/2009WO2009128767A1 Mimo slow precoding method and apparatus
10/22/2009WO2009127675A1 Method for transmitting data in a mimo system and communication system for transmitting data in a mimo system
10/22/2009WO2009127243A1 Method and digital communication device for calculating soft information for received qam symbols
10/22/2009WO2009127036A1 Impulse ultra-wideband radio communication system
10/22/2009WO2009095410A3 Channel estimation using precoded reference symbols
10/22/2009WO2008086063A8 Method and apparatus for processing data at a wireless station
10/22/2009US20090262866 Data carrier provided with at least two decoding stages
10/22/2009US20090262861 Feedback Compensation Detector For A Direct Conversion Transmitter
10/22/2009US20090262797 System and method of equalization of high speed signals
10/22/2009US20090262794 Digital transmitter
10/22/2009DE102004036892B4 Pegelabwärtswandler und Schnittstellenschaltkreis Level-down converter and interface circuitry
10/22/2009DE102004036283B4 Phaseninterpolatorschaltkomplex zur Reduzierung von Taktversatz Phaseninterpolatorschaltkomplex for reducing clock skew
10/21/2009EP2111007A2 Transmission device, communication system, transmission method and program
10/21/2009EP2111006A1 Method for transmitting data in a MIMO system and communication system for transmitting data in a MIMO system
10/21/2009EP2111005A1 Method for allocating, by a telecommunication device, at least a channel element of a group of channel elements of a channel resource to a destination
10/21/2009EP2111004A2 Mobile station apparatus and transmission channel estimation method
10/21/2009EP2110974A1 Communication device and transmission control method
10/21/2009EP2109972A1 Shared control channel data-assisted channel estimation
10/21/2009EP2109942A1 Detection method and apparatus for a multi-stream mimo
10/21/2009EP1595339B1 Communication receiver with a rake-based adaptive equalizer
10/21/2009CN201332396Y Repeater
10/21/2009CN101563921A Communication system, transmitting device, receiving device, communication method, program and communication cable
10/21/2009CN101563899A Uplink inter-carrier interference cancellation for OFDMA systems
10/21/2009CN101563857A Power level of transmitted control channel symbol
10/21/2009CN101562589A Carrier frequency deviation estimation device and system
10/21/2009CN101562586A Bit reduction in a transmitter
10/21/2009CN101562585A Line driver architecture for 10/100/1000 base-t ethernet
10/21/2009CN101562505A Multi-user dispatching method for multi-input multi-output system
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