136results about "Diversity/multi-antenna systems" patented technology

A system includes a distributed ledger storing one or more smart contracts; one or more 5G small cells, each having one or more antennas mounted on a housing, each small cell sending packets of data trackable with the distributed ledger; and a processor to control a directionality of the antennas in communication with a predetermined target using 5G protocols.

A base station may identify a first antenna configuration of the base station and a second antenna configuration of a wireless device. The base station may select one or more codebook-based precoders for communication with the wireless device with LOS MIMO. The one or more codebook-based precoders may include at least one of a Legendre precoder, a block-DFT precoder, a DFT precoder, a block-Walsh precoder, a Walsh precoder, a block-Legendre precoder, a Kronecker Legendre precoder, a Kronecker block-DFT precoder, or a Kronecker block-Walsh precoder. The base station may transmit, to a wireless device, an indication of a second codebook-based precoder for transmission from the wireless device to the base station with LOS MIMO. The base station and the wireless device may communicate with each other with LOS MIMO based on one or more codebook-based precoders.

The invention provides an ISAC system signal detection method based on block diagonal expected propagation, and the method comprises the steps: obtaining a communication signal and a target echo signal transmitted by multi-antenna user equipment through a receiving end, carrying out the whitening of the received signal and noise, and minimizing the interference of a radar to communication; converting the optimized complex signal into a real value system model; initializing a mean vector and a covariance matrix parameter of the expectation propagation algorithm, and setting the number of iterations; calculating diagonal elements of the covariance matrix by adopting a block diagonal Neumann series approximation method; updating a mean vector and adjusting an iteration step length through a dynamic residual factor; and after a preset number of iterations, outputting a final detection signal. According to the method, the complexity is reduced by calculating the diagonal elements of the matrix inversion instead of directly solving the matrix inversion, and a special averaging method is designed for the diagonalization characteristic of the matrix with the similar channel hardening characteristic to optimize the precision.

A system includes a cellular transceiver to communicate with a predetermined target; one or more antennas coupled to the 5G or 6G transceiver each electrically or mechanically steerable to the predetermined target; a processor to control a directionality of the one or more antennas in communication with the predetermined target; and an edge processing module coupled to the processor and the one or more antennas to provide low-latency computation for the predetermined target.

The disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. The present disclosure discloses a method and an apparatus for error correction coding in a communication system, more specifically, to error correction coding integrated with transmission diversity.

A method for analog beamforming performed by a transmitter (110) of a wireless communication network (100) is disclosed. The transmitter (110) comprises a plurality of antenna branches (114, 115, 116), each antenna branch comprising an antenna element (111, 112, 113). The method comprises, for each antenna branch (114, 115, 116), obtaining a first and a second signal of an analog radio signal, the first and the second signal being separated from the analog radio signal and the analog radio signal being identical at each antenna branch; and obtaining information indicating a branch-specific phase shift angle and a branch-specific amplitude, the branch-specific phase shift angle and the branch-specific amplitude being determined from information identifying a radiation pattern, the radiation pattern comprising at least two directions for wireless transmission to at least one receiver (120). The method further includes phase shifting the first signal according to a first phase shift angle and phase shifting the second signal according to a second phase shift angle, the first and second phase shift angles being selected so that when the first and second signals are combined, the combined signal has a branch-specific phase shift angle and a branch-specific amplitude indicated by the obtained information; combining the phase-shifted first and second signals into a combined signal; and wirelessly transmitting the combined signal via the antenna units (111, 112, 113).

The present disclosure relates to a method performed by a radio base station (100) for providing radio coverage in a cell (101), and a radio base station (100) performing the method. In an aspect, a method performed by a radio base station (100) for providing radio coverage in a cell (101) is provided. The method comprises establishing (S102) communication channels in a plurality of directions via a first antenna (102) capable of performing beam forming, acquiring (S102) performance indicators for the established communication channels, and directing (S103) at least a second antenna (103) in a selected direction based on the acquired obtained performance indicators.

An antenna combination system and a terminal device. The antenna combination system includes a first antenna and a second antenna having a distance less than a first preset threshold. The first antenna includes a first radiation branch and a first feed point, a feed point of the second antenna is arranged on a side away from the first feed point, and a side of the first radiation branch away from the first feed point is grounded. The first feed point is arranged on a side close to the second antenna, and the length of the first radiation branch is an odd multiple of (½)λ. In a case that the second antenna transmits a signal in a first frequency band, a first signal and a second signal that cancel each other are coupled from the second antenna to the first antenna.

The signal processing device (300A, 300B, 300D) includes a signal extraction unit (310A) that extracts a first pulse signal from a signal received by a first antenna (101) to which a radio wave is input, and extracts a second pulse signal from a signal received by a second antenna (102) that is arranged at a distance from the first antenna (101) and to which the radio wave is input, and a signal combination unit (320A) that generates a first combined signal in which a plurality of first pulse signals are combined in the time axis direction, and a second combined signal in which a plurality of second pulse signals are combined in the time axis direction.

The present disclosure relates to a system (108) and a method (400) for providing Direct-to-Mobile (D2M) transmission in a network (106) The method (400) comprises receiving, by each of one or more transmitters (214-1, 214- 2….214-N) one or more data streams and transmitting the data stream to a processing module (302). The processing module (302) processes one of the data 10 streams and generates a processed data stream. The method converts the generated processed data stream into an analog radio frequency (RF) signal. The method comprises receiving, by a Radio Frequency (RF) circuitry (308), the analog RF signal to generate an amplified RF signal. The method comprises receiving, by a plurality of antennas (226-1, 226-2….226-N), the amplified RF signal and 15 transmitting the amplified RF signal in the network (106).

A network transceiver apparatus is configured to allow simultaneous carriage of multiple network operators' entire cellular spectrum traffic to and from wireless user devices using a wideband antenna. The wideband antenna provides a spherical radiation pattern that allows the operation of the wideband antenna at a power that is at least 8 dB below conventional techniques. An example wireless communication method, in accordance with the disclosed embodiments, includes configuring a transceiver apparatus comprising a transmit chain and a receive chain, and providing wireless connectivity to multiple user devices operating in multiple network operators' networks in a multi-user multi-input multi-output configuration.

The invention discloses a wireless communication method, a terminal and network side equipment, and belongs to the field of communication, and the wireless communication method comprises the steps that the terminal receives first configuration information, and the first configuration information is used for indicating at least one first resource; the terminal receives at least one first reference signal on the at least one first resource, and determines at least one first port based on the at least one first reference signal; and the terminal reports first report information, wherein the first report information is used for indicating the at least one first port.

Beam selection method for accessing a wireless network. This description relates to a method for selecting beams from a base station (BS) to user equipment (UE1, UE2), the base station (BS) comprising a multi-source antenna array comprising subsets of elementary antennas, the method comprising the steps of emitting, by each subset of elementary antennas in successive stages, a beam, all beams having the same beamwidth, and, for each subset of elementary antennas, all beams emitted by said subset of elementary antennas pointing in directions different from each other and different from the directions of the first beams emitted by each other subset of elementary antennas;and reception by the base station (BS) of a signal emitted by each user equipment (UE1, UE2) indicating at which stage among the first stages the maximum power beam was received by said user equipment (UE1, UE2). Figure for the abbreviation: Fig. 2;

The invention provides a communication method and device. The communication method comprises the following steps: sending first information, wherein the first information is used for indicating the type of the equalizer and a first parameter related to the equalizer. And receiving second information. Wherein the second information is used for indicating a second parameter adopted by the network equipment for power scaling, and the second parameter can be obtained by the network equipment based on the type of the equalizer and the first parameter. A first signal is received. And determining an equivalent channel corresponding to the channel for receiving the first signal according to the first signal. And demodulating the first signal according to the second parameter, the equivalent channel and the equalizer. According to the invention, the network device and the terminal align the equalizer, so that the network device does not need to configure the weight of the equalizer. And the network device generates a precoding weight adapted to the equalizer. Therefore, the network device does not need to inform the terminal of the equalizer weight and the precoding weight, thereby reducing the signaling overhead. And meanwhile, the accuracy of data transmission can be ensured.

Embodiments of the present disclosure provide a wireless communication method, a terminal device, a network device, and a chip. the method includes a terminal device determining a precoding matrix from a preconfigured codebook based on one or more Transmit Precoding Matrix Indicator (TPMI) indicated by a network device; wherein the precoding matrix includes N rows, N is a multiple of 2 and greater than 4, the precoding matrix satisfies a first condition or a second condition, the first condition is that each column of the precoding matrix includes two non-zero elements, and the second condition is that each column of the precoding matrix includes four non-zero elements; employing the precoding matrix to precode data; and transmitting precoded data.

A method and apparatus for data augmentation for channel state information feedback is provided. The apparatus is caused to receive, from a network node, a request for training data for data augmentation algorithm and transmit, to the network node, a first part of a plurality of parts of the training data with properties of data in the first part of the training data reflecting distribution of the training data.

A method, a computer-readable medium, and an apparatus for wireless communication at a first user equipment (UE). A channel state information (CSI) report trigger can be received from a second UE, and a channel state information reference signal (CSI-RS) can be received from the second UE in a same slot as the CSI report trigger. A CSI report can be transmitted to the second UE based on the CSI-RS, the CSI report including information identifying the CSI-RS on which the CSI report is based. The UE that triggered the CSI report can determine the CSI-RS on which the CSI report is based using the information included in the CSI report.

In an aspect of the disclosure, a method, a computer-readable medium, and an apparatus are provided. The method may be performed by a UE. In certain configurations, the UE collects data samples for an artificial intelligence (AI) / machine learning (ML) model at the UE and a base station. The AI / ML model is trained at the UE or at the base station in a training stage. The UE performs, according to a quantization method, quantization of the data samples to obtain quantized data samples. The UE transmits the quantized data samples to the base station. The UE executes an encoder or a decoder of the trained AI / ML model in an inference stage. The quantization method may be a latent quantization method for a latent space, and the data samples are latent vectors of Channel State Information (CSI) samples measured by the UE.

A method (100) for determining operating parameters (vk*, u*) a pre-encoder phase and a combiner phase of a transmitter (500) or a receiver (600) configured for over-the-air computing, includes determining (130) a first combiner (u (0) ) based on an aggregated channel matrix (H) containing all channel vectors (h k )) of all transmitters (500). The procedure further includes the iterative refinement (101) of the combiner ( U (i i) ), until a termination criterion is met, resulting in an optimized combiner (u*). Based on the previously optimized combiner (u*), optimized precoder parameters are calculated. (vk * ) calculated for all transmitters (500) (190), while ensuring that the square (|v k | 2 ) the precoding scalar of each transmitter (500) does not exceed a predetermined power value (P).

A communication method comprises: determining K code words (S310), generating a first symbol according to the K code words and K cluster modulation data (S320), and transmitting the first symbol (S330). Wherein the K code words are in one-to-one correspondence with the K codebooks, the positions of non-zero coefficients contained in the K code words are related, the K code words are in one-to-one correspondence with the K cluster modulation data, and K is an integer greater than 1. According to the method, the peak-to-average ratio of the first symbol can be reduced, the transmission interference between users is reduced, and the demodulation performance is further improved.

A wireless transmit / receive unit (WTRU) may receive a first downlink control information (DCI) in a first slot, the first DCI comprising an indication of first quasi co-location (QCL) reference; receive a second DCI in a second slot, the second DCI comprising scheduling information for a first physical downlink shared channel (PDSCH) transmission; and receive the first PDSCH transmission in accordance with the first QCL reference indicated by the first DCI received in the first slot and in accordance with the scheduling information for the first PDSCH transmission comprised in the second DCI received in the second slot.

A system includes a base station with one or more antennas; and a processor to beamform or to control a directionality of the antennas in communication with a predetermined target. A mobile device communicates with the base station and has an RF part including RF Transceiver chip, baseband part comprising of DSP and CPU for controlling the data / control messages. ADC / DAC chips are used for interfacing both RF and baseband parts. The other basic cell phone components include touchscreen display, battery, RAM, ROM, RF antenna, MIC, Speaker, camera, and others.

A method, apparatus and computer readable medium for determining a frequency domain resource in a wireless communication network. The frequency domain resource is determined by: determining, according to a frequency domain resource allocation strategy and frequency domain resource allocation (FDRA) information of a terminal, the frequency domain resource for a plurality of antenna panels of the terminal to coordinatively transmit physical uplink shared channel (PUSCH) transmission to a plurality of transmission reception points (TRPs) of a base station; where the antenna panels transmit the PUSCH transmission by using wave beams, directions of the wave beams used by different antenna panels are indicated by wave beam direction indication information, and the wave beam direction indication information includes: transmission configuration indication (TCI) or a source indication parameter of a sounding reference signal (SRS).

The disclosed system may include (1) a first wearable device with an antenna array that alternates between different antenna configurations, each of which yields a different radiation pattern, (2) a second wearable device with at least one antenna, and (3) a control module configured to select, for the antenna array in response to a triggering event, an antenna configuration yielding a radiation pattern that, relative to the radiation patterns yielded by the other antenna configurations within the different antenna configurations, results in the highest radiation correlation with a radiation pattern yielded by the second wearable device's at least one antenna. Various other wearable devices, apparatuses, and methods of manufacturing are also disclosed.

User equipment (UE) transmits, to a network, a multi-antenna port calibration capability indicator 826 for facilitating non-codebook-based precoding for uplink communications between the UE and the ne

This application provides an information transmission method and apparatus. The method includes: receiving first indication information from a network device, where the first indication information indicates an association relationship between a plurality of branch networks in an artificial intelligence AI network and channel state information CSI measurement configuration information; and obtaining first quantization information based on a first branch network and channel information, where the first branch network is associated with current CSI measurement configuration information, and the first branch network belongs to the plurality of branch networks in the AI network.

Provided in the present application are a communication method and an apparatus. The communication method comprises: sending first information, wherein the first information is used for indicating the type of an equalizer and a first parameter related to the equalizer; receiving second information, wherein the second information is used for indicating a second parameter used by a network device to perform power scaling, and the second parameter may be obtained by the network device on the basis of the type of the equalizer and the first parameter; receiving a first signal and, on the basis of the first signal, determining an equivalent channel corresponding to a channel that receives the first signal; and, on the basis of the second parameter, the equivalent channel and the equalizer, demodulating the first signal. In the present application, the network device and a terminal are aligned with the equalizer, such that the network device is not required to be configured with an equalizer weight value and generates a precoding weight value adapted to the equalizer. Therefore, the network device does not need to notify the terminal of the equalizer weight value and the precoding weight value, thereby reducing signaling overheads. In addition, the accuracy of data transmission can also be ensured.

Determining the operating parameters of transmitter pre-encoder stages and receiver combiner stages, respectively, configured for over-the-air (OTA) data processing, involves determining the combiner for the OTA data processing signals based on all received signals and the combiner for the communication signals based on signals from which interference caused by the OTA data processing signal components has been removed. Determining the pre-encoders and combiners involves an iteration loop designed to maximize the sum rate of the communication signals while keeping the mean seq (MSE) ε between a target OTA data processing function and the reconstructed OTA data processing function below a predetermined upper bound ρ.