Nec (china) Co., Ltd.

Beijing Volcano Engine Technology Co., Ltd.

Apple Inc.

Beijing Bytedance Network Technology Co., Ltd.

Intel Corporation

Ye Wu

Ming Lei

Yao Zhang

Dian Chen

Yu Zhang

Xu Zhang

Wenting Chang

Guangjie Li

Feng Zhou

Yong Sun

Wei Feng

Yujun Chen

Quanwei Cai

Lu Yan

Jingbin Liu

Jiansong Tian

Peixuan He

Baozeng Ding

The present disclosure provides a data processing method and apparatus, a computer device and a computer storage medium, wherein the method includes: performing blinding processing on target information to be transmitted to obtain blinded information; acquiring a plurality of pieces of first encryption information obtained by respectively performing encryption processing on the blinded information by a plurality of service participation ends; performing data fusion on the plurality of pieces of first encryption information to obtain second encryption information; and performing de-blinding processing on the second encryption information to obtain third encryption information as a ciphertext identification corresponding to the target information.

Data processing method and apparatus, computer device and computer storage medium

A method for data acquisition, a device and a storage medium are provided. The method includes: determining a data identification intersection between databases of data providers, where the data identification intersection comprises data identifications that are same between the databases of the data providers; constructing a Bloom vector of a Bloom Filter according to the data identification intersection, and sending the Bloom vector to the data providers; receiving candidate data sent by the data providers, where the candidate data is data corresponding to a target data identification, and the target data identification is determined by the data providers from data identifications of respective databases through the Bloom Filter based on the Bloom vector; and selecting target data corresponding to the data identification intersection from the candidate data.

Method for data acquisition, device and storage medium

A method for data processing, a readable medium, and an electronic device are provided. The method for data processing includes: receiving a data processing task; determining target data corresponding to the data processing task and a target first key corresponding to the target data; decrypting the target first key according to the first session key via a target computing node to obtain the first key, and decrypting the target data based on the first key to obtain the data to be processed; and determining a data processing result according to a target model and the data to be processed. The target computing node is executed in a trusted execution environment. The target model is obtained by decrypting an encrypted target model based on a model key, the model key is stored in a key management service, and the key management service is executed in the trusted execution environment.

Method for data processing, readable medium and electronic device

A method of processing signals in a radio processing apparatus of a base station may include obtaining a plurality of aggregated data symbols, wherein each of the plurality of aggregated data symbols corresponds to a receive terminal of a plurality of receive terminals of the base station and is composed of transmitted data symbols from a plurality of transmit terminals; applying a compression filter to the plurality of aggregated data symbols to reduce the plurality of aggregated data symbols into a plurality of isolated data symbols, the compression filter being based on channel estimates between the plurality of receive terminals and the plurality of transmit terminals; and transmitting the plurality of isolated data symbols to a baseband processing apparatus of the base station.

Methods of processing signals, apparatus, and base station

The invention provides a wireless communication system and a beamforming training method for a wireless communication system. A wireless communication system comprising: a plurality of transmitting stations each including a transmit antenna array, the plurality of transmitting stations transmitting training sequences via the respective transmit antenna arrays in the same period of time; and a plurality of receiving stations corresponding to the plurality of transmitting stations respectively and each including a receive antenna array, each of the plurality of receiving stations receiving the respective training sequences transmitted by the plurality of transmitting stations via the respective receive antenna array and acquiring channel information regarding channel conditions of the respective links between the receiving station and the respective ones of the plurality of transmitting stations, the channel information being used to determine at least one of optimized transmit antenna weight vectors of the transmit antenna arrays of the plurality of transmitting stations and optimized receive antenna weight vectors of the receive antenna arrays of the plurality of receiving stations.

Wireless communication system and beamforming training method for wireless communication system

An apparatus and method for generating a signal for transmission in a single-carrier communication system are disclosed. The apparatus comprises a reference signal inserter, which multiplexes data symbols with reference signal symbols in time domain to form a plurality of symbol blocks as the signal for transmission, wherein the plurality of symbol blocks include symbol blocks of a first type and symbol blocks of a second type, wherein each of the symbol blocks of the first type includes only data symbols, and wherein each of the symbol blocks of the second type includes both data symbols and reference signal symbols.

Signal for transmission in single-carrier communication system

The present invention provides a method for obtaining channel state information required for beamforming, comprising: estimating current channel state information according to a received signal; predicting future channel state information which is expected to be used by a transmitter in the next beamforming based on the current channel state information and historical channel state information; reading previous channel state information used by the transmitter in the current beamforming; determining feedback information based on the future channel state information and the previous channel state information; and sending the feedback information to the transmitter. The present invention further provides a method for performing beamforming, comprising: receiving feedback information from a receiver; reading previous channel state information used in the last beamforming; reconstructing channel state information based on the feedback information and the previous channel state information; and performing beamforming according to the reconstructed channel state information.

Method and apparatus for obtaining channel state information required for beamforming

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Beijing, China

Ye Wu