Huawei Technologies Co., Limited

Shanghai Yinguan Semiconductor Technology Co., Ltd.

Chunyuan Chen

Chun Wang

Xiaohui Wu

Meijun Tang

Jingfang Zha

Qingjiang Wang

Chenyang Ding

Hanxiong Li

Guoqi Zhang

Shenghao Liu

Bingxin Du

This application discloses a network device and a method. The network device includes a plurality of power supply units, a plurality of radio frequency units, and a control unit. Each of the plurality of radio frequency units is connected to at least one of the plurality of power supply units. The control unit is connected to both the plurality of power supply units and the plurality of radio frequency units. The control unit is configured to: control a load on a first carrier to change in a first manner; obtain power consumption of the plurality of power supply units when the load on the first carrier changes; and determine, from the plurality of power supply units based on the power consumption of the plurality of power supply units, a first target power supply unit that supplies power to the radio frequency unit corresponding to the first carrier.

Network device and method for determining power supply relationship

Embodiments of this application disclose a signal processing method and a related apparatus, to estimate a passive intermodulation (PIM) signal strength. The method in embodiments of this application includes: obtaining first downlink signal data corresponding to each of N cells in a preset bandwidth resource scheduling solution. Then, first characteristic data corresponding to each piece of the first downlink signal data is determined. Then, a first passive intermodulation PIM signal strength corresponding to a first cell is determined based on a preset signal strength evaluation model and the first characteristic data corresponding to each of the N cells, to accurately estimate impact of the first PIM signal on the first cell.

Method and apparatus for determining passive intermodulation signal strength in a communication network

The present invention discloses a displacement device based on Hall-effect sensors and planar motors. The device at least comprises a planar motor stator, a planar motor mover, and a Hall-effect sensor array, a magnet array on the planar motor stator extends on a first plane substantially parallel to a direction X and a direction Y to form a working area, a coil array on the planar motor mover is configured on a second plane parallel to the first plane, an interaction between the coil array and the magnet array causes the planar motor mover to produce a displacement of at least two degrees of freedom within the working area, the magnet array is configured by first magnet blocks and second magnet blocks alternately in rows and columns, the Hall-effect sensor array is composed of a plurality of Hall-effect sensors, and installed on the planar motor mover, a size of the magnet blocks of the magnet array in the direction X is not less than twice a column spacing of the Hall-effect sensor array, and the size of the magnet blocks of the magnet array in the direction Y is not less than twice a row spacing of the Hall-effect sensor array.

Displacement device based on hall-effect sensors and planar motors

A software obtaining method and a communication device are disclosed. The method includes: obtaining a working standard of a multi-mode base station; determining a first logic type corresponding to a Base-Band Unit (BBU) of the multi-mode base station according to the working standard of the multi-mode base station; determining a type of software required for running the BBU according to the determined first logic type and a hardware type of the BBU; and obtaining the software required for running the BBU according to the determined software type. Through the technical solution, the software of the BBU can be downloaded accurately, which improves efficiency and accuracy of software obtaining.

Software obtaining method and communication device

Growing community of inventors

Shanghai, China

Chunyuan Chen