Huawei Technologies Co., Limited

Boe Technology Group Co., Ltd.

Chengdu Boe Optoelectronics Technology Co., Ltd.

Ordos Yuansheng Optoelectronics Co., Ltd.

Other

Inner Mongolia Low Coverage Sand Control Technology Development Co., Ltd.

Beijing Team Hospital Management Co., Ltd.

Wenbin Yang

Xinyuan Wang

Tongtong Wang

Zhen Wang

Qing Chang

Yuedong Shang

Wei Wang

Zhiqiang Chen

Yi Zhang

Fan Yang

Can Wang

Qi Liu

Xin Jin

Tianyi Cheng

Yan Wu

Guang Li

Jian Ken Song

Yuqing Yang

Zhijun Li

Weilin Lai

Liman Peng

Yanxia Xin

Liangliang Liu

Zhiyong Yang

Junxi Wang

Kun Guo

Xiaozhong Wang

Yu Bai

Xiangnan Wang

Pengyu Liao

Penghao Si

Yuhang Peng

Chao Tan

Zhongfeng Wang

Jun Lin

Changsong Li

Jinhao Huang

Qingwei Jiang

Xiquan Zhao

Yiben Cheng

Lili Wu

Lianxing Yin

Fengyin Mei

Weifeng Yi

Quanzhi Liu

Junli Zheng

Degao Zheng

An embodiment of the present disclosure contemplates a data sending and receiving method and apparatus. A first FEC unit of a sending device sends, by using a first channel, a first data stream on which first FEC encoding has been performed; a second FEC unit of the sending device sends, by using a second channel, a second data stream on which second FEC encoding has been performed; and the sending device performs interleaving on the first data stream and the second data stream, to obtain an output data stream, and sends the output data stream to a receiving device.

Data sending and receiving method and device

The technology of this application relates to a flow characteristic extraction method and apparatus, and belongs to the field of network technologies. The method includes a network device that determines a burst parameter of a burst traffic segment of a received first packet flow, and determines a burst parameter of the first packet flow based on the burst parameter of the burst traffic segment of the first packet flow. The first packet flow is an elephant flow, the burst traffic segment indicates a burst degree of traffic within one period of time, the burst parameter of the burst traffic segment is a parameter used to describe the burst traffic segment, and the burst parameter of the first packet flow is a parameter used to describe at least one burst traffic segment included in the first packet flow.

Flow characteristic extraction method and apparatus

An embodiment of the present disclosure contemplates a data sending and receiving method and apparatus. A first FEC unit of a sending device sends, by using a first channel, a first data stream on which first FEC encoding has been performed; a second FEC unit of the sending device sends, by using a second channel, a second data stream on which second FEC encoding has been performed; and the sending device performs interleaving on the first data stream and the second data stream, to obtain an output data stream, and sends the output data stream to a receiving device and error correction capability of a receiving device could be improved. In addition, in the present disclosure, an operation of writing by row and reading by column does not need to be performed. Therefore, no delay is generated.

A data distribution method, a data aggregation method, and related apparatuses are disclosed. The data distribution method may include: receiving a first packet stream; dividing the first packet stream to obtain a first data block stream; sending the first data block stream to a first circuit; processing, by the first circuit, the first data block stream to obtain a first data stream; distributing, by the first circuit, the first data stream to N1 second circuits of M second circuits in a PT-W, where M is greater than N1, N1 is a positive integer, and M is a positive integer; and processing, by the N1 second circuits, the received first data stream to obtain N1 first code streams. The technical solutions provided by the embodiments of the present application help to meet a requirement for complex bandwidth configuration and extend an application scenario.

Data distribution method, data aggregation method, and related apparatuses

A packet forwarding method to shorten a transmission latency of an elephant flow is provided. In the method, for a first packet flow used as an elephant flow, a network device may receive a plurality of packets of the first packet flow, and determine a characteristic parameter of the first packet flow based on the plurality of packets, where the characteristic parameter of the first packet flow is used to indicate a transmission latency of the first packet flow. After determining the characteristic parameter of the first packet flow, the network device determines a forwarding policy of the first packet flow based on the characteristic parameter of the first packet flow. The forwarding policy of the first packet flow is used to indicate latency sensitivity of the first packet flow.

Packet forwarding method and apparatus

An embodiment of the present invention discloses a data sending and receiving method. A first FEC unit of a sending device sends, by using a first channel, a first data stream on which first FEC encoding has been performed; a second FEC unit of the sending device sends, by using a second channel, a second data stream on which second FEC encoding has been performed; and the sending device performs interleaving on the first data stream and the second data stream, to obtain an output data stream, and sends the output data stream to a receiving device and error correction capability of a receiving device could be improved. In addition, in the present invention, an operation of writing by row and reading by column does not need to be performed. Therefore, no delay is generated.

Data receiving method and device, and data sending method and device

A data processing method includes: inserting multiple alignment markers (AMs) into a first data stream, where the first data stream is a data stream that is transcoded and scrambled after being encoded at a physical layer; adaptively allocating the first data stream that includes the multiple AMs to multiple physical coding sublayer (PCS) lanes to obtain second data streams; performing forward error correction (FEC) encoding on the second data streams on the multiple PCS lanes to obtain third data streams; and delivering the third data streams to multiple physical medium attachment (PMA) sublayer lanes according to an input bit width of a serializer/deserializer (SerDes) to obtain multiple fourth data streams, each fourth data stream includes at least one complete and continuous AM, and the at least one AM is an AM in the multiple AMs.

Data processing method, data transmit end, and data receive end

This application provides an encoding method, comprising: encoding first data to generate a first encoded sequence; encoding second data to generate a second encoded sequence, where a quantity of bits comprised in the first data is greater than a quantity of bits comprised in the second data, and a quantity of bits comprised in the first encoded sequence is equal to a quantity of bits comprised in the second encoded sequence; generating a symbol sequence by performing a PAM-4 modulation on an input signal, the first encoded sequence corresponds to a high bit of the input signal, and the second encoded sequence corresponds to a low bit of the input signal; and sending the symbol sequence. The method helps reduce a quantity of redundant bits, helps improve a code rate, and can reduce redundant information carried in a modulated symbol sequence.

Encoding and decoding methods, apparatuses, and devices

The present invention discloses a deep soil water percolation monitor and a monitoring method therefor. The monitor includes a soil water balance portion, a flow collection portion, a measurement portion, a water collection portion, a rainfall collecting portion and a control device, wherein the control device includes a central controller, a water inlet pipe, a plugging trough, a drive mechanism, a water level sensor and a humidity sensor. The monitor and monitoring method provided by the present invention can increase the measurement sensitivity of the percolation monitor and increase the measurement accuracy.

Deep soil water percolation monitor and monitoring method therefor

This application discloses a data processing method and apparatus. The method includes: distributing, by a first distribution circuit, a first bit stream to FEC encodersto N in a round robin fashion, where digital signalsto N that are output after being encoded by the FEC encodersto N are in a one-to-one correspondence with a least significant bit to a most significant bit of an input signal of a PAM circuit, a coding gain Gof an FEC encoder X is greater than a coding gain Gof an FEC encoder Y, 1&#x2264;X&#x3c;Y&#x2264;N, N&#x2265;2, and X, Y, and N are all integers. In the method, different FEC coding gains can be provided for links with different bit error rates, so that a requirement of a high-rate Ethernet for a high gain during long-distance data transmission is met, and physical-layer resources occupied by FEC are reduced.

Data processing method, apparatus, and system

A data distribution method, a data aggregation method, and related apparatuses are disclosed. The data distribution method may include: receiving a first packet stream; dividing the first packet stream to obtain a first data block stream; sending the first data block stream to a first circuit; processing, by the first circuit, the first data block stream to obtain a first data stream; distributing, by the first circuit, the first data stream to N1 second circuits of M second circuits in a PHY, where M is greater than N1, N1 is a positive integer, and M is a positive integer; and processing, by the N1 second circuits, the received first data stream to obtain N1 first code streams. The technical solutions provided by the embodiments of the present invention help to meet a requirement for complex bandwidth configuration and extend an application scenario.

A data processing method, a data transmit end, and a data receive end are presented. The data processing method includes inserting multiple alignment markers (AMs) into a first data stream, where the first data stream is a data stream that is transcoded and scrambled after being encoded at a physical layer; adaptively allocating the first data stream that includes the AMs to multiple physical coding sublayer (PCS) lanes to obtain second data streams; performing forward error correction (FEC) encoding on the second data streams on the multiple PCS lanes to obtain third data streams; and delivering the third data streams to multiple physical medium attachment sublayer (PMA) lanes according to an input bit width of a Serdes to obtain multiple fourth data streams, each fourth data stream includes at least one complete and continuous AM, and the at least one AM is an AM in the multiple AMs.

Growing community of inventors

Beijing, China

Wenbin Yang