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公开(公告)号：US11991595B2
公开(公告)日：2024-05-21
申请号：US17743987
申请日：2022-05-13
Applicant: Huawei Technologies Co., Ltd.
Inventor： Tongbo Wang
CPC classification number: H04W4/029 , H04W4/027 , H04W52/0254 , H04W64/003 , Y02D30/70
Abstract: 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.
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公开(公告)号：US20210144598A1
公开(公告)日：2021-05-13
申请号：US17099125
申请日：2020-11-16
Applicant: Huawei Technologies Co., Ltd.
Inventor： Weiqiang Liu , Tongbo Wang , Jiang Chen , Yun Zhang
Abstract: 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.
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公开(公告)号：US20220077897A1
公开(公告)日：2022-03-10
申请号：US17416302
申请日：2018-12-20
Applicant: Huawei Technologies Co., Ltd.
Inventor： Jie Song , Yuan-Hao Lan , Yuanpeng Li , Xinli Zhang , Tongbo Wang , Ji Ding , Bin Luo
IPC: H04B7/0404 , H04B7/08 , H04B7/06
Abstract: 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≥1, and n≥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.
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公开(公告)号：US10932194B2
公开(公告)日：2021-02-23
申请号：US16067211
申请日：2015-12-31
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Tongbo Wang
IPC: H04W52/02 , H04W52/00 , H04W52/14 , H04W52/24 , H04W52/26 , H04B17/318 , H04W52/36 , H04W84/12 , H04W52/52
Abstract: 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.
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公开(公告)号：US20200154322A1
公开(公告)日：2020-05-14
申请号：US16305824
申请日：2016-05-31
Applicant: Huawei Technologies Co., Ltd.
Inventor： Weiqiang Liu , Tongbo Wang , Jiang Chen , Yun Zhang
Abstract: 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.
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Patent Agency Ranking
公开(公告)号：US20170332334A1
公开(公告)日：2017-11-16
申请号：US15531370
申请日：2015-10-28
Applicant: Huawei Technologies Co., Ltd.
Inventor： Weiqiang Liu , Tongbo Wang
CPC classification number: H04W52/20 , H04W52/225 , H04W52/265 , H04W88/04 , Y02D70/00
Abstract: A transmit power determining method and apparatus are disclosed. The method includes: calculating, channel state information of a channel between the wireless access point device and a station device within a particular time range; comparing, by the wireless access point device, the channel state information with pre-obtained reference channel state information, and adjusting, according to a result of the comparison, a transmit power currently used by the wireless access point device; and sending, by the wireless access point device to the station device by using a transmit power after the adjustment, a message carrying data. During implementation of the present disclosure, a transmit power for sending data can be adjusted according to channel state information corresponding to a channel between a wireless access point device and a station device, thereby avoiding unnecessary power overheads and a waste of energy.
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公开(公告)号：US20230209497A1
公开(公告)日：2023-06-29
申请号：US17927939
申请日：2021-05-21
Applicant: Huawei Technologies Co., Ltd.
Inventor： Tongbo Wang
CPC classification number: H04W64/003 , H04W48/20 , H01Q21/28
Abstract: 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.
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公开(公告)号：US11552678B2
公开(公告)日：2023-01-10
申请号：US17416302
申请日：2018-12-20
Applicant: Huawei Technologies Co., Ltd.
Inventor： Jie Song , Yuan-Hao Lan , Yuanpeng Li , Xinli Zhang , Tongbo Wang , Ji Ding , Bin Luo
IPC: H04B7/04 , H04B7/0404 , H04B7/06 , H04B7/08 , H04B7/0413 , H04W84/12
Abstract: 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≥1, and n≥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.
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公开(公告)号：US10932116B2
公开(公告)日：2021-02-23
申请号：US16314056
申请日：2016-06-30
Applicant: Huawei Technologies Co., Ltd.
Inventor： Tongbo Wang
Abstract: 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.
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公开(公告)号：US10375610B2
公开(公告)日：2019-08-06
申请号：US15579866
申请日：2015-06-09
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Tongbo Wang , Weiqiang Liu
Abstract: A frequency band switching method for a terminal includes: in response to determining that the terminal and a first access point (AP) transmit information by using a first frequency band, detecting a value of a channel quality parameter group, in response to determining that the value of the channel quality parameter group meets a preset condition, sending a connection request to a second AP, the connection request including a request for establishing a connection between the terminal and the second AP by using a second frequency band, and in response to determining that a success message fed back by the second AP according to the connection request is received, establishing, by the terminal, the connection with the second AP by using the second frequency band, and then sending a disconnection instruction to the first AP to break a connection between the terminal and the first AP.
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