Huawei Technologies Co., Limited

Weidong Yu

Jun Zhou

Tao Huang

Liang Chen

Weifeng Wu

Peng Zha

Weihua Mao

Bo Huang

Zhixiao Xu

Qiang Zhan

Jianzhong Yao

Yuhong Chu

Yangming Lin

Jing Luo

Yi Peng

A method for transmitting Common Public Radio Interface (CPRI) data in a radio base station is provided, which is applicable to the radio base station having at least two CPRI links between a Radio Equipment Control (REC) and a Radio Equipment (RE). The method includes: dividing, by the REC, in-phase/quadrature phase (I/Q) data that needs to be transmitted to the RE into multiple paths of I/Q data with different content, where the multiple paths of I/Q data with different content make up the I/Q data before being divided; transmitting, by the REC, all paths of divided I/Q data to the RE over the at least two CPRI links.

Radio base station and method for transmitting common public radio interface data in radio base station

The present invention provides a data forwarding method, device, and base station and belongs to the field of communications. According to the present invention, when forwarding data, radio equipment can forward data according to a rate different from a rate at which the data is received.

Data forwarding method, device, and base station

Method and device for data transmission are provided. When a base station supports multiple radio access technologies, determines radio access technologies respectively supported by RE's two ports, and transmits data corresponding to the radio access technologies respectively through the two ports. With the technical solutions provided in embodiments of the present invention, the base station can support multiple radio access technologies and transmit service data and control data corresponding to multiple radio access technologies.

Multi-mode base station and method for data transmission

A base station clock apparatus, a base station system, and a method for clock synchronization are provided in embodiments of the present invention. The base station clock apparatus includes: a first-standard clock module based on a first standard, configured to generate a first frequency synchronization clock signal, a first phase synchronization signal, and a first system clock signal according to a first external clock signal, where the first system clock signal includes the first frequency synchronization clock signal and the first phase synchronization signal; a second-standard clock module based on a second standard that is different from the first standard, configured to receive the first frequency synchronization clock signal and the first phase synchronization signal from the first-standard clock module, and generate a second system clock signal, where the second system clock signal includes the first frequency synchronization clock signal and the first phase synchronization signal.

Base station clock apparatus, base station system and method for clock synchronization

The present invention relates to a method includes: implementing, by the board in the BBU1, frequency synchronization between a system clock of the board in the BBU1 and a system clock of the board in the BBU0 by using a synchronous Ethernet clock that is output by the board in the BBU0; and implementing, by the board in the BBU1, time synchronization between the system clock of the board in the BBU1 and the system clock of the board in the BBU0 by using an IEEE1588 clock that is output by the board in the BBU0. The present invention can enable the multimode base station to support more standards.

Multimode base station and implementation method thereof

A method for transmitting Common Public Radio Interface (CPRI) data in a radio base station is provided, which is applicable to the radio base station having at least two CPRI links between a Radio Equipment Control (REC) and a Radio Equipment (RE). The method includes: dividing by the REC, in-phase/quadrature phase (I/Q) data that needs to be transmitted to the RE into multiple paths of I/Q data with different content, where the multiple paths of I/Q data with different content make up the I/Q data before being divided; transmitting, by the REC, all paths of divided I/Q data to the RE over the at least two CPRI links.

The present invention provides a method and device for data transmission. The method for data transmission includes: when a base station supports multiple radio access technologies, determines radio access technologies respectively supported by RE's two ports, and transmits data corresponding to the radio access technologies respectively through the two ports. With the technical solutions provided in embodiments of the present invention, the base station can support multiple radio access technologies and transmit service data and control data corresponding to multiple radio access technologies.

A base station device includes radio equipment (RE) having a first port and a second port, a first radio equipment controller (REC) supporting a first radio access technology, and a second REC supporting a second radio access technology. The first REC is configured to transmit first downlink data corresponding to the first radio access technology to the RE, and to receive first uplink data corresponding to the first radio access technology from the RE. The second REC is configured to transmit second downlink data corresponding to the second radio access technology to the RE, and to receive second uplink data corresponding to the second radio access technology from the RE.

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Shanghai, China

Weidong Yu