Patents
Sitemap › H04 - Electric communication technique › H04L - Transmission of digital information, e.g. telegraphic communication › H04L 27 - Modulated-carrier systems
Patents for H04L 27 - Modulated-carrier systems (89,721)
11/2009
11/12/2009WO2009136690A1 Cyclic delay diversity based transmission with delay hopping
11/12/2009WO2009136428A1 Digital modulated signal test equipment and test method
11/12/2009WO2009136427A1 Digital modulated signal test equipment, and digital modulator, moudlating method and semiconductor device using the same
11/12/2009WO2009136335A2 Ofdm system and nyquist pulse shaping method with high spectrum efficiency
11/12/2009WO2009136140A1 Signal detection
11/12/2009WO2009136091A1 Method for the dynamic compensation of a relative movement of a communicating entity
11/12/2009WO2009135886A1 Method and apparatus for filtered multitone modulation using circular convolution
11/12/2009WO2009135868A1 Radio-receiver circuit
11/12/2009WO2009135850A2 Method of decoding a signal implementing a progressive construction of a decoding tree, corresponding computer program product and decoding device
11/12/2009WO2009135633A1 Autocorrelation-based multi-band signal detection
11/12/2009WO2009135397A1 Method, system and apparatus for obtaining downlink channel information
11/12/2009WO2009120456A3 Bit-width minimization scheme for wireless communication
11/12/2009WO2009104922A3 Method for allocating dynamic transmit time interval
11/12/2009WO2008078919A3 Methods for sequence generation and transmission based on time and frequency domain transmission unit in a mobile communication system
11/12/2009US20090282311 Symbol vector-level combining receiver for incremental redundancy harq with mimo
11/12/2009US20090281812 Apparatus and Method for Encoding and Decoding Signal
11/12/2009US20090280821 Dynamic mimo resource allocation during a single communication
11/12/2009US20090280758 Wireless communication unit and power control system thereof
11/12/2009US20090279648 Digital agc device
11/12/2009US20090279647 Reception device, reception method and integrated circuit
11/12/2009US20090279646 Wireless communication device
11/12/2009US20090279645 Device for Reading Information on a Digital Bus Without a Wire Connection to the Network
11/12/2009US20090279644 Mimo decoder and mimo decoding method
11/12/2009US20090279643 Unbiased signal-to-noise ratio estimation for receiver having channel estimation error
11/12/2009US20090279642 Calibrated Quadrature Generation for Multi-GHZ Receiver
11/12/2009US20090279641 Delay Detection Circuit, Distortion Compensation Circuit, And Communication Apparatus
11/12/2009US20090279640 Transmission apparatus and method, reception apparatus and method, and program
11/12/2009US20090279639 Digital branch calibrator for an rf transmitter
11/12/2009US20090279638 Communication network system, and transmission/reception apparatus, method and integrated circuit for use therein
11/12/2009US20090279637 Bit-Error Rate in Fixed Line-Rate Systems
11/12/2009US20090279636 Chip and system utilizing the same
11/12/2009US20090279632 Method for achieving transmission diversity in a multiple antenna system
11/12/2009US20090279630 Joint transceiver design for mimo communications
11/12/2009US20090279629 Multiple-output transmitter for transmitting a plurality of spatial streams
11/12/2009US20090279628 Transmission Power Control Method In Communication System Using Multiple Carriers And Radio Communication Device Using The Method
11/12/2009US20090279627 Ofdm communication apparatus
11/12/2009US20090279626 Method and System for Adaptive Orthogonal Frequency Division Multiplexing Using Precoded Cyclic Prefix
11/12/2009US20090279623 System and method for pilot design
11/12/2009US20090279620 Data communication
11/12/2009US20090279619 Method and apparatus for cell edge transmission performance enhancement for tds-ofdm
11/12/2009US20090279618 Wireless transmitting and receiving device and method
11/12/2009US20090279597 Digital equalizer for high-speed serial communications
11/12/2009US20090279498 Multi-carrier communications with group-based subcarrier allocation
11/12/2009US20090279487 Distributed medium access protocol for wireless mesh networks
11/12/2009US20090279475 Dynamic link assignment in a communication system
11/12/2009US20090279471 Local and wide-area transmissions in a wireless broadcast network
11/12/2009US20090279469 The method and device for sending and receiving e-mbms traffic data
11/12/2009US20090279460 Bundling of ack information in a wireless communication system
11/12/2009US20090279421 Apparatus and methods for estimating and compensating sampling clock offset
11/12/2009DE102009019280A1 Datenkommunikation Data Communication
11/12/2009DE102009011466A1 Trägersignaldetektion Carrier signal detection
11/12/2009DE102006043411B4 Konzept zur realistischen Simulation eines Frequenzspektrums Concept for the realistic simulation of a frequency spectrum
11/12/2009CA2723708A1 Methods, systems, and computer readable media for scrambled communication of data to, from, or over a medium
11/11/2009EP2117195A1 Interleaver for mapping symbols on the carriers of an OFDM system
11/11/2009EP2117194A1 Signal transmission method for use in a communication system
11/11/2009EP2117193A2 Transmission architecture of transmitter
11/11/2009EP2117192A1 Radio-receiver circuit
11/11/2009EP2117191A2 Transmission apparatus and method
11/11/2009EP2117185A1 System and method for avoiding stall using timer for high-speed downlink packet access system
11/11/2009EP2116083A1 Wireless transceiver with reduced transit emissions
11/11/2009EP2115989A1 Random access preamble structure in extended cells environment
11/11/2009EP2115988A1 Use of provisionally decides symbols in a quadrature receiver
11/11/2009EP2115987A1 Apparatus and method for sensing a multi-carrier signal using cyclostationarity
11/11/2009EP2115984A2 Adaptive pilot symbol allocation method and apparatus
11/11/2009EP2115982A2 Methods and apparatuses for reducing inter-carrier interference in an ofdm system
11/11/2009EP2115980A2 Symbol processing in a bi-directional communication by time reversal
11/11/2009EP2115917A1 Frequency hopping scheme for ofdma system
11/11/2009EP2115916A1 Method and apparatus for transmission within a multi-carrier communication system
11/11/2009EP2115907A1 Non-linearity compensation in an optical transmission
11/11/2009EP2115887A2 Methods and apparatus for power allocation and/or rate selection for ul mimo/simo operations with par considerations
11/11/2009EP2115874A2 Reduced state trellis decoder using programmable trellis parameters
11/11/2009EP2115873A1 Generic, reduced state, maximum likelihood decoder
11/11/2009EP1512118B1 Passive data carrier with signal evaluation means for evaluating information of a self-clocking signal
11/11/2009EP1293074B1 Method and apparatus for modulating a radio signal using digital amplitude and phase control signals
11/11/2009CN101578838A Symbol scaling with automatic gain control for wireless communication
11/11/2009CN101578837A Method for receiving control information in orthogonal frequency division multiplexing system of mobile communication system
11/11/2009CN101578836A Pilot design for improved channel and interference estimation
11/11/2009CN101578835A Synchronisation in OFDM using polynomial cancellation coding
11/11/2009CN101578834A 用户终端装置以及基站装置 The user terminal apparatus and base station apparatus
11/11/2009CN101578833A Cost-effective preamble structure for high-speed communication of packetized systems
11/11/2009CN101578832A Apparatus and methods for communicating system state information change to wireless devices
11/11/2009CN101578830A Methods and apparatus for timing synchronization based on transitional pilot symbols
11/11/2009CN101578800A Pilot transmission in a wireless communication system
11/11/2009CN101578798A Transmission of information using cyclically shifted sequences
11/11/2009CN101578771A Method and apparatus for cell search in an orthogonal wireless communication system
11/11/2009CN101577857A Collocation method, data transmission method and device of multimedia broadcast and multicast service
11/11/2009CN101577694A Method for indicating modulation mode of transmission blocks
11/11/2009CN101577693A Method and device for generating pilot pattern, and orthogonal frequency-division multiplexing communication system
11/11/2009CN101577692A Channel estimating method of orthogonal frequency division multiplexing system and device thereof
11/11/2009CN101577691A Pilot frequency distributing method and pilot frequency power optimizing method
11/11/2009CN101577690A OFDM data transmission method and system
11/11/2009CN101577689A Method for detecting and correcting residual frequency offset of national standard of digital terrestrial broadcasting
11/11/2009CN101577688A Methods for transmitting and receiving signals, base station and mobile terminal
11/11/2009CN101577579A Method and base station for carrying out frequency hopping diversity-wave bound type transmission
11/11/2009CN101577572A Resource multiplexing method for multiple input multiple output-orthogonal frequency division multi (MIMO-OFDM) system
11/11/2009CN101577564A Self-adaptive signal frequency spectrum sensing and detection method based on decision threshold
11/11/2009CN101577563A Method, device and base station for transmitting PMCH in special subframe
11/11/2009CN101577560A Receiver and method for receiving frequency modulating signal
11/11/2009CN100559891C Method and apparatus for controlling cell selection in a cellular communication system
11/11/2009CN100559786C Frequency division multiple address access method of time-domain synchronous orthogonal frequency division multiplexing system
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