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Patent Searching and Data


Matches 401 - 450 out of 21,309

Document Document Title
WO/2013/078587
Disclosed in the embodiments of the present invention is a method for adjusting predistortion coefficients, and the method comprises: adjusting the predistortion coefficients corresponding to the transmission power set currently for a tr...  
WO/2013/080086
Demodulation methods and apparatus for a multi-stage SLI demodulator are disclosed. Residual signals from each demodulation stage are modeled as finite sets of unresolved signals and a new metric is introduced for use in search of best c...  
WO/2013/078897
The present invention relates to a packet decoding method for an aircraft communication addressing and reporting system (ACARS), the packet comprising a packet header and a packet body; the method comprises the following steps: acquiring...  
WO/2013/078995
A downlink channel estimation method and system, and a mobile terminal. In the method, a first mobile terminal is located in a central area of a cell, a second mobile terminal is located in an edge area of the cell, and a resource block ...  
WO/2013/079192
This method for the estimation of a channel between an emitter and a receiver, where the said emitter emits a signal comprising symbol frames distributed in time and frequency, among which pilot symbols known to the receiver, is characte...  
WO/2013/078854
Disclosed are a signal detection method and device in VAMOS mode. The method comprises: receiving multiple multi-user signals, and performing space-time interference rejection for several times on the multiple multi-user signals to obtai...  
WO/2013/079094
A method (10) of converting an optical communications signal having a differentially encoded multilevel modulation format into communications traffic bits, the multilevel modulation format having a plurality, N, of constellation points, ...  
WO/2013/077507
An apparatus and a method of compensating for an I/Q imbalance in a direct up-conversion system prevents the performance of the system from being deteriorated by efficiently compensating for an I/Q timing skew, an I/Q phase imbalance, an...  
WO/2013/077577
The present invention relates to a clock-embedded or source synchronous semiconductor transmitting and receiving apparatus and to a semiconductor system including same. The semiconductor apparatus according to one embodiment of the prese...  
WO/2013/075616
Provided are a method, device and system for interference alignment, which belong to the technical field of wireless communications and reduce the complexity of encoding and decoding of an interference signal performed by a signal receiv...  
WO/2013/074031
A UE and an RBS, operable in a wireless communication system employing OFDM, for transmitting/receiving a subframe comprising at least two RSs from the UE to the RBS is provided. The system employs CS in a frequency domain, and the UE su...  
WO/2013/074271
An OFDM communication system performs time domain channel estimation responsive to received symbols before the symbols are processed by a fast Fourier transform. The communication system generates virtual pilots from actual pilots to imp...  
WO/2013/074159
A system and method for a radio controlled clock receiver adapted to extract timing and time information from a phase modulated signal. The official time signal is broadcast from a central location using a modulation scheme that adds pha...  
WO/2013/074830
A method and apparatus is disclosed herein for scheduling over ODFM via interference alignment based on multipath intensity profile information. In one embodiment, the method comprises grouping user terminals into groups based on their m...  
WO/2013/071759
Disclosed are a method, an apparatus, a receiver, and a communication device for estimating phase noise, and wherein the method comprises the following steps: obtaining the sending symbol ã(k) which is corresponding to the equalized sym...  
WO/2013/071270
In an example, a high-speed pre-driver (400) and voltage level converter (405) with built-in de-emphasis (415A,B) for HDMI transmit applications is provided. An exemplary integrated circuit includes a serializer, a pre-driver coupled to ...  
WO/2013/068746
The present invention provides a method of cancelling interference caused by a transmitter of a first wireless system to a receiver of a second wireless system, the transmitter and receiver being operative in adjacent frequency bands. Th...  
WO/2013/070651
Systems, methods, and other embodiments associated with a method for estimating a channel between a wireless transmitter and a wireless receiver are described. According to one embodiment, a method includes receiving a signal that includ...  
WO/2013/071276
An adjustable gain line driver (104) receives an input signal (CLK, CLK_B) and a gain control signal (104_C) and outputs a signal with a swing (106_P, 106_M), and the swing is measured (108) to generate a swing measurement signal (SWG). ...  
WO/2013/070985
Embodiments include processes, systems, and devices for reshaping virtual baseband signals for transmission on non-contiguous and variable portions of a physical baseband, such as a white space frequency band. In the transmission path, a...  
WO/2013/067200
A serial bit stream having a given bit per second rate is received and distributed to a plurality of phase shifted samplers. A multi-phase sampling trigger is generated at a rate lower than the given bit per second rate, and each of the ...  
WO/2013/067118
A biquad wideband signal processing circuit can operate over bandwidths of 50 MHz to 20 GHz or more. The biquad circuit employs a configuration of integrators (transconductors), buffers, and scalable summers that can be implemented using...  
WO/2013/067253
Certain aspects of the present disclosure relate to a hybrid approach for Physical Downlink Shared Channel (PDSCH) Interference Cancellation (IC). In certain aspects, if the PDSCH information is known for a serving cell but not be known ...  
WO/2013/066224
Embodiments herein relate to a method in a radio network node (12) for estimating channel gain over frequencies of a bandwidth in a radio communications network (1), which radio network node (12) serves a user equipment (10) in the radio...  
WO/2013/067196
A system for wireless communication reduces implementation complexity for symbol level interference cancellation as applied to physical control and data channels, such as the physical downlink shared channel (PDSCH) and physical downlink...  
WO/2013/066498
A delayed channel estimation is a channel state information (CSI) reference subframe having an index (NCSI_ref) belonging to NCSI_ref = N-4-k; N is the subframe index that the CSI is transmitted on an uplink; and k is the smallest value ...  
WO/2013/066756
Software Digital Front End (SoftDFE) signal processing techniques are provided. One or more digital front end (DFE) functions are performed on a signal in software by executing one or more specialized instructions on a processor to perfo...  
WO/2013/063548
A method, an apparatus, and a computer program product for wireless communication are provided in connection with specifying a traffic-to-pilot (T/P) ratio per subframe and/or resource block to allow a base station to transmit over the s...  
WO/2013/063450
Block-based crest factor reduction (CFR) techniques are provided. An exemplary block-based crest factor reduction method comprises obtaining a block of data samples comprised of a plurality of samples; applying the block of data to a cre...  
WO/2013/063443
A processor is provided having an instruction set with user-defined non-linear functions for digital pre-distortion (DPD) and other non-linear applications. A signal processing function, such as DPD, is implemented in software by obtaini...  
WO/2013/062829
An apparatus including dual physical layer transceivers for high speed synchronous interface (HSI) frame interleaving. The apparatus includes a first physical layer transceiver and a second physical layer transceiver. The apparatus furth...  
WO/2013/063575
A method for communicating signals in an ultra high bandwidth system that compensates for carrier frequency offset is provided. A baseband transmit signal having a plurality of data bits is generated at a transmitter (202-A). The baseban...  
WO/2013/063434
Methods and apparatus are provided for direct synthesis of RF signals using maximum likelihood sequence estimation. An RF digital RF input signal is synthesized by performing maximum likelihood sequence estimation on the digital RF input...  
WO/2013/061520
The present invention is a multilevel amplitude modulation device for generating and outputting a multilevel amplitude modulated signal having 4 or more signal levels on the basis of digital data, wherein the multilevel amplitude modulat...  
WO/2013/059353
A two stage interference cancellation (IC) process includes a linear IC stage that suppresses co-channel interference (CCI) and adjacent channel interference (ACI). The linear IC stage disambiguates otherwise super-trellis data for non-l...  
WO/2013/058133
In order to increase the transmission band of video data and make it possible to support a new application such as transmission between rooms, the present invention is provided with a second video data transmission unit in addition to a ...  
WO/2013/058685
The invention relates to a method 20 in a base station 2 for determining a transmission rank. The base station 2 controls two or more transmit antenna ports 3a, 3b for supporting a multi-antenna transmission mode and for transmission of ...  
WO/2013/056435
The present invention discloses a channel predicting method and apparatus in a communication network comprising a time-varying wireless channel. The channel predicting method comprising: determining a prediction strategy; selecting a cer...  
WO/2013/058811
Implementation and operation of a multiple protocol receiver are described herein. In one example, a multiple protocol receiver in a node may alternate between first and second states. In a first state, the multiple protocol receiver lis...  
WO/2013/056653
The present invention relates to a method and device for uplink channel estimation and carrier synchronization in an FDD-LTE indoor scenario. In the method of the present invention, frequency offset compensation, carrier synchronization ...  
WO/2013/056521
The present invention provides a power line communication device based on a channel recognition technology. The device comprises: a power line communication transceiver having configurable parameters; a channel recognition module, used f...  
WO/2013/059350
An interference cancellation receiver for a pre-coded orthogonal frequency division multiplexed (OFDM ) based system combines temporal interference cancellation within the OFDM framework. Multi-path equalization and inter-symbol interfer...  
WO/2013/054266
The present invention relates to a method for generating a variable-band modulated signal (x'); the modulating digital signal (Χ') of said modulated signal (x') comprises at least one component (C, S, P); the digital information (R) abo...  
WO/2013/055510
Methods and apparatus for calibration of interface operation of a display device. In one exemplary embodiment, an embedded DisplayPort (eDP) source element (such as a graphics processing unit (GPU)) configures itself to support the minim...  
WO/2013/055268
The present invention relates to a method for estimating a channel between a receiving node and a first transmitting node. The method comprises determining (210) a first and a second sub-carrier associated with the channel, and multiplyi...  
WO/2013/056257
A modem is described. The modem includes a transmitter. The transmitter includes a digital pre-distortion module and a power amplifier. The modem also includes one or more selected shared receivers. The one or more selected shared receiv...  
WO/2013/055965
Disclosed embodiments relate to a system that changes transmitter and/or receiver settings to deal with reliability issues caused by a predetermined event, such as a change in a power state or a clock start event. One embodiment uses a f...  
WO/2013/052818
In one aspect, a distributed coherent transmission system enables transmissions from separate wireless transmitters with independent frequency or clock references to emulate a system where all the transmitters share a common frequency or...  
WO/2013/050351
The present subject matter discloses a system and a method for processing of channel coefficients of networks. In one embodiment, the method includes ascertaining at least one probable synchronization position of a received sequence and ...  
WO/2013/051677
 Provided are a communication system, communication device, communication method and communication parameter determining method enabling higher speed communication and a reduction in the impact of ringing. If transmission data is domin...  

Matches 401 - 450 out of 21,309