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Patent Searching and Data


Matches 551 - 600 out of 35,402

Document Document Title
WO/2014/079222A1
A method and system for updating a multi-frequency-band pre-distortion coefficient lookup table, in order to solve the problems that the calculation complexity of a multi-frequency-band pre-distortion coefficient is high and the calculat...  
WO/2014/079370A1
A channel estimation method, comprising: a channel estimation device employs a two-dimensional channel estimation method and utilizes the channel estimate of an original pilot frequency to conduct channel estimation on an encrypted pilot...  
WO/2014/081683A1
One embodiment is directed towards a distributed antenna system (DAS). The DAS includes a host unit a plurality of remote units communicatively coupled to the host unit. The plurality of remote units are configured to implement a common ...  
WO/2014/078701A3
For an infinite number of transmit antennas at a base station (BS), matched filter (MF) precoding (a type of precoding used to perform SU-MIMO transmission) becomes optimal for performing spatial multiplexing. But observations have shown...  
WO/2014/075530A1
Provided in the present invention are a method, device, and base station for interference cancellation. The method is for use on an uplink dedicated channel in a Wideband Code Division Multiple Access system. The method comprises: acquir...  
WO/2014/077759A1
Embodiments herein include a method of channel estimation in a wireless communication node. The method comprises generating, based on samples of a received signal, initial estimates of a plurality of channel coefficients forming a channe...  
WO/2014/075475A1
Provided in embodiments of the present invention are a method, device, and base station for interference cancellation. The method is for use on an uplink dedicated channel in a Wideband Code Division Multiple Access system and comprises:...  
WO/2014/075532A1
The present disclosure discloses a pilot signal transmission method in a wireless communication system and an associated Transmit-Receive Point (TRP). The method comprises transmitting a periodic pilot signal for channel estimation from ...  
WO/2014/074914A1
Aspects of the present invention provide apparatuses and methods for adaptive channel state feedback (CSF) estimation techniques. Downlink transmissions can be received at a mobile device. The downlink transmissions can be received after...  
WO/2014/072243A1
A subscriber station for a bus system and a method for improving a reception quality of messages in a subscriber station of a bus system are provided. The subscriber station comprises an estimation device for estimating a channel impulse...  
WO/2014/072240A1
A subscriber station for connection to a bus line and a method for compensating interference resulting from a CAN bus system in a reception signal are provided. Said bus line is used to transmit a signal of a CAN bus system in coexistenc...  
WO/2014/074356A1
A method and system synchronizes transmission of receive data over an asynchronous digital radio frequency interface in a wireless communication device. A timing accurate strobe (TAS) re-sampler generates, using a first timing strobe syn...  
WO/2014/070236A1
A telecommunications system is provided that includes a unit for communicating channelized digital baseband signals with remotely located units. The channelized digital baseband signals include call information for wireless communication...  
WO/2014/070069A1
A method in a network node for estimating a channel from a user node to the network node is provided. The network node receives first pilots. The network node receives (502) additional pilots from the user node. The network node estimate...  
WO/2014/070074A1
A method in a wireless communication device for storing soft symbols is provided. The wireless communication device processes (201) a received information block to obtain a plurality of soft symbols. The wireless communication device the...  
WO/2014/068522A1
A channel estimation system (10) disclosed herein jointly estimates the channels for users (24, 34) transmitting signals allocated overlapping frequency resources in a received composite wideband signal. The channel estimation system (10...  
WO/2014/067980A1
The invention relates to a method for demodulating and decoding at least one received signal modulated with Q states by means of Gaussian frequency-shift keying, said signal being received from a communication channel and comprising a me...  
WO/2014/068978A1
In an associated coherent photoreceptor apparatus, a common mode rejection ratio (CMRR) degrades due to a receiving strength difference of an optical signal or a difference in photodiode photoelectric conversion efficiency. Thus, this ph...  
WO/2014/069710A1
The present invention relates to a predistortion (PD) device and method for linearizing a power amplifier in a transmitter of a wireless communication system, and more particularly, to: a low-cost digital PD (DPD) device of an envelope d...  
WO/2014/071151A1
A communications receiver includes an antenna, and a burst signal acquisition circuit coupled to the antenna to detect a burst signal received over a wireless communications channel. The burst signal has a burst structure that includes c...  
WO/2014/065850A1
Enhanced sounding reference signal (SRS) transmissions for multiple input, multiple output (MIMO) operation are disclosed in which a user equipment (UE) detects an observed interference level for each receiver chain of the UE. In respons...  
WO/2014/063116A3
The present invention generally relates to an impulse noise canceller for DSL systems. According to certain aspects, embodiments of the invention provide a dual sensor receiver to deal with the impulse noise effectively. The second senso...  
WO/2014/060031A1
The invention relates to a method (100) for estimating channel coefficients of a multi-input multi-output communications channel, the method comprising: receiving (101) a set of receive sequences at outputs of the multi-input multi-outpu...  
WO/2014/062161A1
A method for correcting high order IM products is described. The method includes creating a modified input signal by increasing one or more portions of an input signal (such as the whole time domain signal for example). The input signal ...  
WO/2014/058375A2
A method performed by a first device for estimating a radio channel between the first device and a second device in a telecommunications system is provided. The first device receives common pilot signals and demodulation signals over the...  
WO/2014/056864A1
Embodiments provide an apparatus, a method and a computer program. The apparatus 10 is operable to determine estimates for transmitted symbols from received symbols of an optical signal affected by XpolM. The apparatus 10 is operable to ...  
WO/2014/053980A3
Devices and methods for providing a pilot structure for a virtual diversity receiver (VDR) scheme are disclosed. In order to improve the performance of a communication network, a VDR scheme is implemented to facilitate the exchange of in...  
WO/2014/053980A2
Devices and methods for providing a pilot structure for a virtual diversity receiver (VDR) scheme are disclosed. In order to improve the performance of a communication network, a VDR scheme is implemented to facilitate the exchange of in...  
WO/2014/055761A3
Adaptive channel estimation technique selection for coordinated multipoint (CoMP) cellular communication in a wireless user equipment (UE) device. A channel estimation technique according to which to perform channel estimation may be det...  
WO/2014/053961A1
Devices and methods for determining transmission rates based on a virtual diversity receiver (VDR) scheme are disclosed. Performance is improved through determination of appropriate transmission rates, which are determined based on one o...  
WO/2014/055569A1
A method comprising generating a baseband information signal by mixing a received modulated carrier signal with a local oscillator (LO) signal having an LO frequency; obtaining baseband signal samples of the baseband information signal h...  
WO/2014/053838A1
A receiver comprises a plurality of receiver modules. Each receiver module receives, substantially simultaneously, a symbol of a composite signal. Each symbol comprises a plurality of bits. The bits of the symbols being received in a pre...  
WO/2014/052196A1
A system and method for providing communication over a compromised communication channel in a system having a first node and a second node connected via the communication channel is provided. For example, a signaling circuit may be provi...  
WO/2014/049689A1
Provided is a communications device capable of securing a prescribed bit error rate without scrambling data if the device comprises a detection/correction function for random errors that occur in a transmission path, and capable of reduc...  
WO/2014/052287A1
A receiver apparatus is disclosed. In one aspect, the apparatus includes a receiver interface configured to receive a signal from a transmitter and output an input sequence of M-bit samples. The apparatus also includes a quantizer circui...  
WO/2014/052291A1
Systems and methods are disclosed that can shape signals to meet emission mask requirements, current consumption requirements, and overshoot/undershoot requirements relating to the interaction that, for example, occurs when a near field ...  
WO/2014/051739A3
Mechanisms and techniques to evaluate data for a high speed I/O receiver logic. In an embodiment, a receiver circuit shifts a bit into a shift circuit in response to a rising edge of a data signal, where a count is started in response to...  
WO/2014/049496A1
Embodiments herein relate to a method in a user equipment (10) for performing channel estimation of one or more long term channel properties at the user equipment (10), wherein the user equipment (10) is served by a radio network node (1...  
WO/2014/049752A1
According to the present invention, a transmitter (103) transmits a signal having a current value corresponding to inputted data. Terminal resistors (105, 106, 202, 203) are provided between a power source and a reception terminal into w...  
WO/2014/051509A1
Techniques for directly adapting the parameters of a smoothing filter used for channel estimation to the current velocity and signal-to-noise ratio (SNR) situation are disclosed. An example method begins with a plurality of channel respo...  
WO/2014/051811A1
Certain embodiments herein are directed to optimized decoding of in-band on-channel (IBOC) services, such as audio, traffic, and data associated with HD RadioTM. Service information, such as service boundaries for one or more segments as...  
WO/2014/047854A1
The present invention relates to the technical field of signal processing. Disclosed are an adaptive filtering method and system based on error sub-bands, which reduce the computation amount of an adaptive filtering algorithm. The presen...  
WO/2014/045502A1
This transmission system is provided with: a first multi-value signal generator (17A) that converts a non-video signal other than a video signal, which comprises a natural number (a) × a natural number of M bits, to a multi-value signal...  
WO/2014/047163A1
In a method for estimating a channel at a receiver (20) in a wireless communications network, the receiver obtains channel model parameters for a received signal based on raw channel estimates for the received signal, where each raw chan...  
WO/2014/044042A1
Disclosed are a pilot frequency optimizing method for sparse channel, a pilot frequency optimizing apparatus for sparse channel and a channel estimating method for sparse channel. Said method comprises: selecting an element from a sub-ca...  
WO/2014/044320A1
A method comprising: determining that a user equipment on a first cell having a first frequency is to alternatively or additionally use a second cell having a second different frequency; and searching for a reference signal of said secon...  
WO/2014/046703A1
A system enabling digital communications across power lines which includes a module capable of coding a digital data signal by altering the AC waveform via phase-angle switching, coupled to a second module capable of decoding the digital...  
WO/2014/047163A9
In a method for estimating a channel at a receiver (20) in a wireless communications network, the receiver obtains channel model parameters for a received signal based on raw channel estimates for the received signal, where each raw chan...  
WO/2014/046684A1
A method includes, for a selected user equipment for signals corresponding in part to the selected user equipment and received by antennas from a number of cells, wherein each cell has one or more antennas, and wherein each signal is fro...  
WO/2014/044539A1
An electronic control device comprises a bus connection for connection to a bus line of a current-controlled bus, an evaluation device for sensing the current flowing through the bus connection in order to detect a digital message from a...  

Matches 551 - 600 out of 35,402