Huawei Technologies Co., Limited

Honor Device Co., Ltd.

Huawei Device (dongguan) Co., Ltd.

Huawei Device Co., Ltd.

Tongbo Wang

Liang Wang

Weiqiang Liu

Ji Ding

Jiang Chen

Wenfeng Yao

Yun Zhang

Ming Zhou

Zhihua Pang

Gaopeng Li

Ya Ming Zhang

Shan Gao

Yuanpeng Li

Xiaochen Chen

Haw-Wei Shu

Bin Luo

Yuan-Hao Lan

Jiongjin Su

Junjun Zhu

Yongkang Guo

Yuren Xiao

Renfei Zhu

Yingming Tang

Jie Song

Xinli Zhang

Haw-wei Shu

A positioning method includes receiving, by an electronic device, a first satellite signal using a first antenna, and obtaining, by the electronic device, a first signal quality of the first satellite signal. When the electronic device is in a landscape posture, receiving, by the electronic device, a second satellite signal using a second antenna; and obtaining, by the electronic device, a second signal quality of the second satellite signal. If the first signal quality is lower than the second signal quality, performing, by the electronic device, positioning using the second antenna. If the first signal quality is higher than the second signal quality, performing, by the electronic device, positioning using the first antenna.

Positioning method and electronic device

This application provides a communication method, a device, and a communications system. The communications system includes a STA device and an AP device. The STA device sends an uplink packet to the AP device by using at least one basic channel element. The AP device detects uplink channel quality of the STA device, and sends a notification message to the STA device when the uplink channel quality meets a first preset condition, to indicate the STA device to send an uplink packet to the AP device by using a target frequency domain resource.

Communication method, device, and communications system

This application provides a data transmission method, apparatus and system, so as to copy data in a system memory to a sending queue of a first communications module through a system bus, and then send the data to a second terminal based on the first communications module. Device to device communication, directly through system memory copying and MAC/PHY layer 2 forwarding, greatly optimizes load and delay of Wi-Fi packet forwarding, which can effectively reduce time spent on data transmission of device to device services, effectively reduce system load, reduce transmission delay, and increase the Wi-Fi throughput.

Data transmission method, apparatus, and system

A power control device and method, the method including obtaining, by a terminal device, class of device information of a peer device, determining, by the terminal device, based on the class of device information, a class of device of the peer device, and performing at least one of sending, by the terminal device, in response to the terminal device determining that the class of device of the peer device is a non-preset class of device, data to the peer device at a first transmit power, or sending, by the terminal device, data to the peer device at a second transmit power—in response to the terminal device determining that the class of device of the peer device is a preset class of device, —where the terminal device establishes a Bluetooth connection to the peer device, and the first transmit power is less than the second transmit power.

Bluetooth transmit power control method and terminal device

A method includes: when performing information transmission with a first access point AP on a first frequency band, determining, whether the terminal equipment needs to establish a connection with a second AP, which is a second frequency band; determining, by the terminal equipment, whether the first AP and the second AP are corresponding to a same dual-band radio access device; sending, by the terminal equipment, a connection request to the second AP when maintaining a protocol layer connection with the first AP; and if establishing, by the terminal equipment, the connection with the second AP when the second AP send feedback.

Method for handover between access points, and terminal equipment

A movement track recording method and an apparatus used for movement track recording, and relate to the communications field, where power consumption of a terminal can be reduced without affecting track recording precision. The method includes determining a positioning trigger condition according to positioning precision, positioning a terminal when the positioning trigger condition is met, and recording a location of the terminal.

Movement track recording method and apparatus

A mode switching method in a WI-FI network includes after a terminal device accesses a WI-FI network, the terminal device communicates, in a multiple-input multiple-output (MIMO) mode, with an access point that provides an access service of the WI-FI network. The terminal device obtains first received signal strength and a first throughput of the WI-FI network in the MIMO mode, and when the first received signal strength is greater than a first strength threshold and the first throughput is less than a first throughput threshold, the terminal device switches from the MIMO mode to the single-input single-output (SISO) mode.

Mode switching method in Wi-Fi network and terminal device

Embodiments of the present invention provide an access point handover method and an apparatus. The method includes: sensing, by a terminal, that a currently connected access point cannot satisfy a transmission condition; finding, by the terminal, that at least one access point satisfying the transmission condition exists in access points having names partially the same as that of the currently connected access point; and establishing, by the terminal, a connection to one of the at least one access point satisfying the transmission condition.

Network handover method and apparatus

An antenna selection method and a terminal, where the terminal includes m primary antennas configured for a first application program and n secondary antennas, where m&#x2265;1, and n&#x2265;1. The method includes, when the terminal is in a WI-FI connected state and a landscape state, obtaining a key factor and a radio frequency indicator that are of each of m+n antenna combinations, determining a first antenna combination based on the key factor and the radio frequency indicator, where the first antenna combination is a first-priority antenna combination of the m+n antenna combinations, and the first antenna combination includes at least one of the secondary antennas, and using the first antenna combination to perform communication for a second application program.

Antenna selection method and terminal

The present invention discloses a communications device and a method and an apparatus for reducing power consumption of a communications device. The method includes: determining a minimum supply voltage that is for a WiFi power amplification circuit at an actual transmit power and that meets a WiFi communication rate; and providing a working voltage to the WiFi power amplification circuit to transmit data, where the working voltage is a voltage that is not lower than the minimum supply voltage and that is lower than a maximum supply voltage. According to the foregoing disclosed content, in the present invention, a supply voltage for a WiFi power amplifier in a communications device can be dynamically adjusted according to a transmit power required by the communications device to send data, so as to reduce power consumption of a communications system.

Communications device and method and apparatus for reducing power consumption of communications device

A Wireless Fidelity network scanning method and a mobile device are provided. The method includes: obtaining, by a mobile device, information about a distance between a location of the mobile device at a first time point and a location of the mobile device at a second time point, where the first time point is a time point later than the second time point; determining, by the mobile device, that the information about the distance is less than a first distance threshold, and adjusting a first scanning frequency at which the mobile device scans a WiFi network to a second scanning frequency, where the second scanning frequency is less than the first scanning frequency; and scanning, by the mobile device, the WiFi network according to the second scanning frequency.

Wireless fidelity network scanning method and mobile device

The present invention provides a method for handover between access points, and terminal equipment. The method includes: when performing information transmission with a first access point AP on a first frequency band, determining whether the terminal equipment needs to establish a connection with a second AP which is a second frequency band; determining, by the terminal equipment, whether the first AP and the second AP are corresponding to a same dual-band radio access device; sending, by the terminal equipment, a connection request to the second AP when maintaining a protocol layer connection with the first AP; and establishing, by the terminal equipment, the connection with the second AP when the second AP send feedback. In the method, duration required by a process of handover between access points can be reduced, and a user is made not perceive the handover process, thereby improving user experience.

Embodiments of the present invention provide an access point handover method and an apparatus. The method includes: sensing, by a terminal, that a currently connected access point cannot satisfy a transmission condition. The method includes finding, by the terminal, that at least one access point satisfying the transmission condition exists in access points having names partially the same as that of the currently connected access point. The method includes establishing, by the terminal, a connection to one of the at least one access point satisfying the transmission condition.

Growing community of inventors

Shanghai, China

Tongbo Wang