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Patent Searching and Data


Matches 451 - 500 out of 36,162

Document Document Title
WO/2015/149709A1
The present invention relates to the technical field of wireless communications, particularly to a noise power estimation method and a network side device, to solve the problem in the prior art of a high noise power value obtained from n...  
WO/2015/149812A1
The invention relates to a system for determining channel coefficients of channels in a wireless cellular network. The wireless cellular network comprises a plurality of cells wherein each cell comprises a base station configured to comm...  
WO/2015/149199A1
A differential phase-based frequency offset estimation method. The method comprises: updating a received pilot frequency data cache when a pilot frequency symbol is received; extracting the currently received pilot frequency symbol from ...  
WO/2015/150024A1
The invention relates to a device for equalizing a received data signal, comprising an adjustable filter and a filter adjuster. The adjustable filter is designed to filter the received data signal and to provide a filtered data signal on...  
WO/2015/151779A1
 The present invention enables data transmission using a data channel or a control bus to and from an external device to be performed well. In a source device and a sink device, the number of errors on the control bus is counted for ea...  
WO/2015/152664A1
An electronic device comprises: a first signal line configured to transmit a noise signal; a filter configured to transmit at least part of the noise signal from the first signal line; and a second signal line configured to transmit the ...  
WO/2015/148477A1
Methods and apparatus for transmitting power and data along a metal pipe using wideband acoustic waves. Arrangements use shear-horizontal waves, transmitting narrowband signals for power applications and wideband signals for communicatio...  
WO/2015/148032A1
Some demonstrative embodiments include devices, systems and methods of scrambling wireless transmissions. For example, an apparatus may include a selector to select a selected scrambling seed based on a number of codewords in a packet to...  
WO/2015/146511A1
A transmission device of the disclosure of the present invention comprises: an output terminal; a drive unit that transitions the voltage of the output terminal between a plurality of voltages; and a control unit that controls the drive ...  
WO/2015/146510A1
A transmission device of the disclosure of the present invention comprises: a first selector that selects either a first signal or a second signal and outputs the same; a second selector that selects any of an inverted signal of the firs...  
WO/2015/147558A1
A method for receiving downlink data by a User Equipment (UE) in a wireless communication system is provided. The method includes checking a transmission parameter related to data transmitted from an interfering cell, determining presenc...  
WO/2015/144372A1
A method includes receiving a two-bit information stream comprising first and second bits and performing precoding using the two-bit information stream to determine multiple output signals. The precoding is performed to create a finite m...  
WO/2015/148041A1
Disclosed are UE-feedback techniques to support the adaptive DMRS transmission. A UE and eNB support adaptive DMRS transmission in which an eNB adjusts (i.e., selects) a DMRS pattern based on information describing channel conditions per...  
WO/2015/148045A1
A user equipment (UE) is capable of dynamically designing and signaling to an evolved node b (eNB) a demodulation reference signal (DMRS) pattern book defining a set of DMRS patterns associated with a downlink channel of a long term evol...  
WO/2015/148166A1
Methods, systems, and devices are described for adaptive digital pre-distortion (DPD). A wireless device may identify a transmission parameter, such as data rate or transmission power, for a signal to be transmitted by a wireless modem. ...  
WO/2015/143959A1
The present invention provides a multi-channel array distortion compensation apparatus and a method. The multi-channel array distortion compensation apparatus determines whether to trigger a signal compensation operation according to sta...  
WO/2015/144344A1
The method (490) comprises a step of reading in (492) the radio data signal (128) and a radio data clock signal (132), a step of integrating (494) a signal that is dependent on the radio data signal (128) and/or the radio data clock sign...  
WO/2015/148506A1
A measurement task is selected, where the measurement task is associated with a transmission of an encoded signal transmitted via a plurality of data lines. The encoded signal is encoded using one or more of 3-Phase, N-Phase, or N-factor...  
WO/2015/144215A1
The disclosure relates to a method (60) performed in a network node (2) for estimating a channel. The network node (2) controls an antenna array (3) comprising a number N of antennas (51,…, 5N) in one or more spatial dimensions. The ne...  
WO/2015/139474A1
Disclosed are a system and method for calibrating a radio frequency transceiver and a computer storage medium. The system may comprise: a transmit channel compensator, a receive channel compensator, an estimator, a memory, and a frequenc...  
WO/2015/142436A1
Described is a reconfigurable transmitter which includes: a first pad; a second pad; a first single-ended driver coupled to the first pad; a second single-ended driver to the second pad; a differential driver coupled to the first and sec...  
WO/2015/139590A1
Disclosed are a frequency offset estimation and compensation method and device, the method comprising: obtaining signals from a timing location of at least one orthogonal frequency division multiplexing (OFDM) symbol and from a preset of...  
WO/2015/142620A1
A clock generator is provided that is immune to skew between bits in digital words generated by a multi-phase receiver.  
WO/2015/140976A1
The present invention is provided with: a transmission circuit (102) that is mounted on a printed circuit board (150), has attenuation characteristics, attenuates the amplitude of a received signal (1001) in accordance with the attenuati...  
WO/2015/139261A1
Disclosed are a method, device and system for processing interference in a massive multiple-input multiple-output system, which relate to the technical field of communications and overcome the defect of sensitivity to backhaul time delay...  
WO/2015/141486A1
A method and system realize reliable wireless communications in non-coherent multiple-input multiple-output (MIMO) doubly-selective channels. The method uses Grassmannian space-time-frequency block codes and an iterative generalized like...  
WO/2015/138086A1
The present invention relates to a superposed signal sampling apparatus, including: a signal receiving module, a signal extracting module, and a signal output module. The signal receiving module is used to receive a superposed signal. Th...  
WO/2015/134189A1
Methods and systems according to one or more embodiments are provided for frequency detection. In an embodiment, a frequency detector is provided that includes a capacitor that discharges or charges responsive to binary states of an inpu...  
WO/2015/132958A1
Provided is an input/output matching circuit, which maintains electrostatic resistance by means of ESD elements, and which, at the same time, has high-speed communication performance without being affected by noise. In the present invent...  
WO/2015/134071A1
A plurality of line interfaces is configured to receive a spread signal over the plurality of line interface. The spread signal carrying symbols with guaranteed symbol-to-symbol state transitions between consecutive symbols. The spread s...  
WO/2015/131967A1
The invention relates to a device for the transmission of power supply signals and data signals between a position measuring device (10) and follower electronics (100), wherein the position measuring device (10) has two power supply term...  
WO/2015/131840A1
Disclosed are a method and apparatus for signal detection in an MIMO system. The method comprises: searching layer by layer a tree structure that is equivalent to the signal vector of the MIMO system, wherein when child node expansion is...  
WO/2015/132145A1
The invention provides a subscriber station (10; 30) for a bus system (1) and method for improving the quality of transmission in a bus system (1). The subscriber station (10; 30) comprises a transmission/reception device (12) for transm...  
WO/2015/132146A1
The invention shows a subscriber station (10; 30) for a bus system (1) and a method for reducing line-conducted emissions in a bus system (1). The subscriber station (10; 30) comprises a transmitting/receiving device (12; 120; 1200) for ...  
WO/2015/131501A1
Disclosed are a method and system for channel estimation for coherent optical communication. The method comprises: for each frame of data received, a channel transfer function of a current frame is estimated by a receiving end on the bas...  
WO/2015/134977A1
The present invention is directed to methods and apparatuses for performing concurrent vectoring of systems having communications performed at different symbol rates. In embodiments, where a common binder includes different sub-groups of...  
WO/2015/131203A1
Vector signaling codes providing guaranteed numbers of transitions per unit transmission interval are described, along with methods and systems for their generation and use. The described architecture may include multiple communications ...  
WO/2015/129795A1
This invention makes it easy to set (connect, disconnect) termination resistances. This electronic device (2), which connects to an onboard network in a work machine (1) and performs operations pertaining to said work machine (1), contai...  
WO/2015/130257A1
In some demonstrative embodiments, a simultaneous transmit and receive (STR) transceiver may include a receiver; a transmitter; a Radio Frequency (RF) echo cancellation module to generate an analog echo cancellation signal to be applied ...  
WO/2015/127605A1
Embodiments of the present invention provide a signal processing method and a base station. A user signal and an interference signal are recovered iteratively by the use of the respective sparse characteristics of the user signal and the...  
WO/2015/130473A1
A method of line coding is disclosed that limits error propagation in a decision feedback equalizer (DFE) of a receiving device. A communications device receives a set of bits to be transmitted over a channel and divides the set of bits ...  
WO/2015/128773A1
Systems and methods are disclosed for estimating impulse responses of multiple channels, e.g., multiple antenna sub-array paths of a base station, in a distributed manner. In one embodiment, a method of operation of a Scalable Estimation...  
WO/2015/128420A1
A method for transmitting a mufticarrier signal is presented, wherein said signal is of the offset quadrature amplitude modulation OQAM type comprising symbols in the time-frequency space, wherein the symbol is one of a pilot symbol, a p...  
WO/2015/123970A1
The embodiments of the present invention provide a frequency offset estimation method and device and a frame synchronization subsystem. The method comprises: performing hard decisions on I-channel and Q-channel soft data corresponding to...  
WO/2015/127105A9
A data processing system including an interface and an encoder. The interface is configured to receive first symbols from one or more ports. The interface is configured to aggregate a predetermined number of the first symbols to provide ...  
WO/2015/127105A1
A data processing system including an interface and an encoder. The interface is configured to receive first symbols from one or more ports. The interface is configured to aggregate a predetermined number of the first symbols to provide ...  
WO/2015/123989A1
Disclosed are a channel equalization method and system based on time-domain channel estimation. The method comprises: firstly, inserting a training sequence into a transmission end signal; then, performing channel equalization of the rec...  
WO/2015/125282A1
This invention provides a technique for optimizing the resolutions and ranges of digital-to-analog converters in accordance with a communication path. A decision feedback equalizer of an electric signal transmission apparatus comprises a...  
WO/2015/127187A1
A device, system and method of configuring a radio transceiver are described. In particular, there is described an RF front-end for transmitting wireless communication signals, the RF front-end comprising a plurality of elements, and whe...  
WO/2015/126828A1
Certain aspects involve selectively combining uplink transmissions in a distributed antenna system ("DAS"). For example, a unit of the DAS can receive baseband uplink transmissions from remote units of the DAS via a first channel and a s...  

Matches 451 - 500 out of 36,162