China Mobile Communications Group Co., Ltd.

China Mobile Communication Co.,ltd Research Institute

China Mobile Communications Corporation

Weiqiang Cheng

Han Li

Lei Wang

Xiaodong Duan

Wen Ye

Minxue Wang

A block processing method, node and medium are provided. The method includes: determining, in a metro transport network, Ethernet or flexible Ethernet, 64B/66B blocks of a forward error correction (FEC) codeword with errors that cannot been corrected; replacing all of the 64B/66B blocks in the FEC codeword with error control blocks, or replacing each invalid 64B/66B block in the FEC codeword with an error control block.

Block processing method, node, and medium

A method and a device for calculating a bandwidth utilization ratio are provided in some embodiments of this disclosure. The method includes: determining a quantity of idle coding blocks in a plurality of coding blocks of a physical link, and calculating a bandwidth utilization ratio of the physical link according to a quantity of the coding blocks of the physical link and the quantity of the idle coding blocks.

Method and device for calculating bandwidth utilization ratio

Disclosed in the embodiments of the present invention are an OAM message transmission method and transmission device, and a storage medium. The OAM message transmission method comprises: obtaining an OAM block generated on the basis of an OAM message; replacing an idle block in a data stream with the OAM block; and sending the data stream carrying the OAM block.

OAM message transmission method and transmission device, and storage medium

Disclosed in embodiments of this disclosure are a check code processing method, an electronic device and a storage medium. The check code processing method comprising: performing operations on m bits of the nbyte of a code block to obtain the nbit of a first sequence; and performing operation on the first sequence of the code block with a same transmission period to obtain a check code.

Check code processing method, electronic device and storage medium

A transmission network system, data switching and transmission method, apparatus and equipment are provided. The transmission network system includes: a flexible Ethernet group located at a physical layer; at least one flexible Ethernet client carried over the flexible Ethernet group; a flexible Ethernet time slot control module, configured to map, according to a block sequence, service data coming from an upper layer onto the flexible Ethernet group, and recover, from a block sequence received by the flexible Ethernet group, corresponding service data; a flexible Ethernet switching module, configured to perform switching in a physical layer and transmission of service data according to the block sequence.

Transmission network system, data switching and transmission method, apparatus and equipment

The embodiments of the invention disclose a data encapsulation and transmission methods, a device, and a computer storage medium. The data encapsulation method comprises: encapsulating, according to a CPRI line bit rate at a receiving terminal and using FTN encapsulation, a frame corresponding to CPRI to be a block frame combination comprising at least block frame, wherein each block frame comprises 256 words, and each word comprises a frame overhead byte and a frame payload byte.

Data encapsulation and transmission methods, device, and computer storage medium

A data transmission method and device for a front-haul transport network include: determining a configuration parameter of a logical channel for transmitting data, the configuration parameter including: the type of the logical channel; different logical channels have different transmission latency and/or different physical transmission resource utilization rates; according to the configuration parameter, mapping the logical channel onto one or more unit frames of a superframe, each unit frame having a preset corresponding relationship with a physical transmission resource; and according to the type of the logical channel mapped by the unit frame, transmitting data carried by the unit frame.

Method and device for data transmission of front-haul transport network, and computer storage medium

A front-haul transport network and a data transmission method, the front-haul transport network including: an access type front-haul transport node (FTN-ACC), used for connecting to a remote radio unit (RRU); an aggregate type front-haul transport node (FTN-AGG), one end of which is connected to the FTN-ACC and the other end of which is connected to baseband processing units (BBUs); at least two transmission channels having different transmission delays are established between the FTN-ACC and the FTN-AGG, the FTN-ACC and/or the FTN-AGG being specifically used for selecting a corresponding transmission channel for carrying out transmission according to time delay requirements for data.

Front-haul transport network, data transmission method, apparatus and computer storage medium

A p2mp ring network protection method including, for each ring in the p2mp ring network, determining p2mp services with an identical off-ring node as a protection group; and establishing a pair of closed loop channels in opposite directions for each protection group; for each p2mp service, taking one of the closed loop channels as a working channel, and taking the other one of the closed loop channels as a protection channel. According to the present disclosure, the network structure can be simplified and the network resources can be saved.

Growing community of inventors

Beijing, China

Weiqiang Cheng