Images List Premium Download Classic

Precoding Matrix

Precoding Matrix-related patent applications - as published by the U.S. Patent and Trademark Office (USPTO).


loading
Codebook construction
Nec Corporation
November 09, 2017 - N°20170324456

A method implemented in a base station used in a wireless communications system is disclosed. The method comprises having 1-layer, 2-layer, 3-layer, and 4-layer codebooks for 4 transmit antenna (4tx) transmission, each codebook including a plurality of precoding matrices, precoding data with one of the plurality of precoding matrices, and transmitting, to a user equipment, the precoded data, wherein each of ...
Method and apparatus for enabling uplink mimo
Samsung Electronics Co., Ltd
October 26, 2017 - N°20170311296

Methods and apparatuses enabling uplink multiple-input multiple-output (mimo) are provided. A user equipment (ue) includes a transceiver and a processor operably connected to the transceiver. The transceiver is configured to receive an uplink (ul) grant for an ul transmission. The processor is configured to decode a precoding information field in downlink control information (dci) associated with the ul grant. The ...
Method for reporting channel state and apparatus therefor
Lg Electronics Inc.
October 26, 2017 - N°20170310378

A method for reporting a channel state for a downlink channel according to an embodiment of the present invention, which is performed by a terminal, may comprise the steps of: receiving, from a base station, restriction information on a precoding matrix in a code book, wherein the restriction information on the precoding matrix is represented by one or more bit ...
Precoding Matrix Patent Pack
Download + patent application PDFs
Precoding Matrix Patent Applications
Download + Precoding Matrix-related PDFs
For professional research & prior art discovery
inventor
  • + full patent PDF documents of Precoding Matrix-related inventions.
  • Exact USPTO filing data with full-text, images, drawings & claims.
  • Index pages: Table View and Image-Grid View layouts. All images in each PDF.
Communication system and channel estimating method thereof
Huawei Technologies Co., Ltd.
October 19, 2017 - N°20170302344

A communication system includes at least one transmitting unit and at least one receiving unit. The at least one transmitting unit is configured to transmit at least one input signal after precoding it with at least one precoding matrix. The at least one receiving unit wirelessly coupled with the at least one transmitting unit is configured to receive the at ...
Method and apparatus for efficient precoding information validation for mimo communications
Interdigital Technology Corporation
October 12, 2017 - N°20170294944

A method and apparatus for efficient precoding matrix verification in a multiple-input multiple-output mimo wireless communication system are disclosed. A wireless transmit/receive unit wtru sends a precoding matrix index pmi to an enodeb. The enodeb sends a verification message including a pmi indicator indicating whether or not the pmi of the wtru and a pmi of the enodeb are ...
Precoding information collection method and transmission device
Huawei Technologies Co., Ltd.
October 05, 2017 - N°20170288760

Embodiments of the present invention disclose a precoding information collection method and a transmission device and relate to the communications field. A specific solution is: precoding, by a transmit side, a first pilot signal according to a first precoding matrix, and sending a precoded first pilot signal to a receive side, where the first precoding matrix is the same as ...
Precoding Matrix Patent Pack
Download + patent application PDFs
Precoding Matrix Patent Applications
Download + Precoding Matrix-related PDFs
For professional research & prior art discovery
inventor
  • + full patent PDF documents of Precoding Matrix-related inventions.
  • Exact USPTO filing data with full-text, images, drawings & claims.
  • Index pages: Table View and Image-Grid View layouts. All images in each PDF.
Method and apparatus for configuring channel quality indicator and method and apparatus for configuring modulation ...
Fujitsu Limited
September 28, 2017 - N°20170279586

A method for configuring a user equipment (ue) with a channel quality index (cqi) table, the method includes: calculating a precoding matrix indicator (pmi) and rank indication (ri) according to a channel estimated result; determining a configured cqi index table according to received cqi index table indication information transmitted by a base station, the base station configuring the cqi index ...
Data processing method, apparatus, and device
Huawei Technologies Co., Ltd.
September 28, 2017 - N°20170279515

A data processing method, including performing, by a transmit end device, mapping processing on l layers of information bits to generate l layers of modulation symbol sequences, where each layer of modulation symbol sequence includes u modulation symbols, the l layers of modulation symbol sequences correspond to a same time-frequency resource, and the u modulation symbols include at least one ...
Precoder codebook for csi reporting in advanced wireless communication systems
Samsung Electronics Co., Ltd
September 28, 2017 - N°20170279509

A method for a channel state information (csi) feedback in an advanced communication system. The method comprises receiving, from a base station (bs), csi feedback configuration information for a precoding matrix indicator (pmi) feedback using a higher layer signaling, wherein the csi feedback configuration information includes a combination of an oversampling factor (o1, o2) and a dual polarized csi reference ...
Method and mtc device for receiving downlink control channel
Lg Electronics Inc.
September 21, 2017 - N°20170273059

Provided is a method for receiving a downlink control channel in a machine type communication (mtc) device configured to operate only in a part of a band among system bands of a cell. A method for receiving a downlink control channel can comprise the steps of: determining a precoding matrix index (pmi) applied to a downlink control channel receivable only ...
Fbmc transmit diversity transmission method, transmit end apparatus, and receive end apparatus
Huawei Technologies Co., Ltd.
September 21, 2017 - N°20170272137

The present invention provides an fbmc transmit diversity transmission method and apparatus. The method includes: obtaining a to-be-transmitted data sequence, where the to-be-transmitted data sequence includes 2*m*n pieces of data; performing transmit diversity processing on the to-be-transmitted data sequence to obtain fbmc signals of a first antenna and a second antenna, where a precoding matrix is (i) or (ii), ...
User equipment and methods for codebook subsampling for enhanced 4tx codebooks
Intel Ip Corporation
September 21, 2017 - N°20170272136

Embodiments of user equipment (ue) and methods for codebook subsampling for enhanced 4tx codebooks in 3gpp lte wireless networks are generally described herein. In some embodiments, a physical uplink control channel (pucch) is configured for transmission of channel state information (csi) feedback including a rank indicator (ri) and a precoding matrix (w1). The rank indicator (ri) and a precoding matrix (...
Resource configuration method, user equipment, and base station
Huawei Technologies Co., Ltd.
September 14, 2017 - N°20170264390

According to a resource configuration method, user equipment, and a base station that are provided in embodiments of the present invention and relate to the communications field, reference signals used for measurement and overheads of corresponding measurement and feedback are reduced. A specific solution is as follows: a base station sends m reference signals to ue in n time units ...
Precoding Matrix Patent Pack
Download + patent application PDFs
Precoding Matrix Patent Applications
Download + Precoding Matrix-related PDFs
For professional research & prior art discovery
inventor
  • + full patent PDF documents of Precoding Matrix-related inventions.
  • Exact USPTO filing data with full-text, images, drawings & claims.
  • Index pages: Table View and Image-Grid View layouts. All images in each PDF.
System and method for two-way relaying with beamforming
Futurewei Technologies, Inc.
September 14, 2017 - N°20170264345

A system and method for two-way relaying with beamforming are provided. A method for relay operations includes estimating communications channels between a relay and communications devices coupled to the relay, storing data contained in the transmissions, storing data contained in the transmissions, precoding a transmission including a subset of the stored data with a precoding matrix, and transmitting the precoded ...
Method and apparatus for performing effective feedback in wireless communication system supporting multiple antennas
Lg Electronics Inc.
September 07, 2017 - N°20170257156

A method for transmitting channel status information (csi) of downlink multi-carrier transmission includes generating the csi including at least one of a rank indicator (ri), a first precoding matrix index (pmi), a second pmi and a channel quality indicator (cqi) for one or more downlink carriers, the cqi being calculated based on precoding information determined by a combination of the ...
Data transmission method, base station and user equipment
Huawei Technologies Co., Ltd.
August 31, 2017 - N°20170250962

A data transmission method, a base station, and user equipment are presented. The method includes performing rotation processing on a preset precoding matrix; performing precoding processing on to-be-sent information according to a precoding matrix obtained after the rotation processing; and sending to-be-sent information obtained after the precoding processing. In the embodiments of the present disclosure, indication information shared by a ...
Method and apparatus for blind detection of interference parameters in lte system
Samsung Electronics Co., Ltd.
August 24, 2017 - N°20170245286

A method and an apparatus. The method includes receiving a signal including a serving signal and an interference signal; applying a gaussian approximation (ga) on the serving signal and the interference signal; determining, jointly, a maximum likelihood (ml) solution of rank, traffic to pilot ratio (tpr), and precoding matrix index on the ga-applied serving signal and the ga-applied interference signal. ...
Pmi selection
Nokia Solutions And Network Oy
August 24, 2017 - N°20170244519

A method for selecting a precoding matrix indicator that optimizes a retransmission is disclosed. The method comprises causing a transmission initially, with an initial rank, on two codewords, by a base station to at least one user equipment in a wireless network. When the base station receives a negative acknowledgement such that at least one codeword was not decoded successfully, ...
Communication system and method, base station, and user terminal
Nec Corporation
August 24, 2017 - N°20170244513

Provided a method in a mobile communication system comprising a base station adapted to create a precoding matrix for applying to data to be transmitted to a user terminal by using a channel estimate determined from a reference signal (rs) transmitted from the user terminal to the base station, the user terminal being adapted to transmit to the base station ...
Method of signal generation and signal generating device
Sun Patent Trust
August 10, 2017 - N°20170230224

A transmission method simultaneously transmitting a first modulated signal and a second modulated signal at a common frequency performs precoding on both signals using a fixed precoding matrix and regularly changes the phase of at least one of the signals, thereby improving received data signal quality for a reception device.
Transmission method, transmitter apparatus, reception method and receiver apparatus
Sun Patent Trust
August 10, 2017 - N°20170230216

Transmission quality is improved in an environment in which direct waves dominate in a transmission method for transmitting a plurality of modulated signals from a plurality of antennas at the same time. All data symbols used in data transmission of a modulated signal are precoded by hopping between precoding matrices so that the precoding matrix used to precode each data ...
Loading