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公开(公告)号：US20220202297A1
公开(公告)日：2022-06-30
申请号：US17606172
申请日：2020-04-20
Applicant: Huawei Technologies Co., Ltd.
Inventor： Xiaoping Zhang , Huangwei Wu
Abstract: A method for processing blood pressure measurement includes obtaining a facial feature point of an object, determining a first height difference between the facial feature point and an origin of a second coordinate system based on a first coordinate of the facial feature point in the second coordinate system and a first attitude angle of the second coordinate system relative to a first coordinate system, determining a third height difference between the origin of the second coordinate system and the heart of the object based on the first height difference and a second height difference, where the second height difference is a height difference between the facial feature point and the heart of the object, and determining blood pressure based on a blood pressure measurement signal of the object and the third height difference.
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公开(公告)号：US11343644B2
公开(公告)日：2022-05-24
申请号：US16473832
申请日：2016-12-27
Applicant: Huawei Technologies Co., Ltd.
Inventor： Xiaoping Zhang
Abstract: A beacon device obtains first location feature information that indicates an environmental condition around a current location of the beacon device; obtains registration location feature information that indicates an environmental condition around an original assembly location of the beacon device; then compares the two pieces of information to perform compliance detection on a location of the beacon device; and determines, based on a detection result, whether to trigger neighbor awareness.
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公开(公告)号：US11015936B2
公开(公告)日：2021-05-25
申请号：US15771770
申请日：2016-10-20
Applicant: Huawei Technologies Co., Ltd.
Inventor： Xiaoping Zhang
Abstract: A method includes obtaining a moving track shape of a second device that is presented before and after a wireless communication connection between the second device and the first device is broken, and a moving track of the second device presented before the wireless communication coupling between the second device and the first device is broken, and matching the moving track shape of the second device presented before and after the wireless communication connection between the second device and the first device is broken and the moving track of the second device presented before the wireless communication connection between the second device and the first device is broken to determine a moving track of the second device presented after the wireless communication connection between the second device and the first device is broken.
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公开(公告)号：US10412549B2
公开(公告)日：2019-09-10
申请号：US15529461
申请日：2014-11-25
Applicant: Huawei Technologies Co., Ltd.
Inventor： Xiaoping Zhang , Yajun Zhang
Abstract: A method includes: determining a reference direction for orientation; when a first device rotates around an obstruction, receiving a wireless signal sent by a second device, and obtaining a link quality parameter value according to the received wireless signal; determining a position having greatest shadow fading of the first device according to the obtained link quality parameter value, and using a pointing direction of the position having greatest shadow fading of the first device as a first pointing direction; and determining, according to an included angle θ1 between the reference direction and the first pointing direction and an included angle θ2 between the reference direction and a second pointing direction, a direction in which the second device is located, where the second pointing direction is a pointing direction of the first device.
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公开(公告)号：US11989100B2
公开(公告)日：2024-05-21
申请号：US17036705
申请日：2020-09-29
Applicant: Huawei Technologies Co., Ltd.
Inventor： Xiaoping Zhang , Yaokun Zhang , Quanxi Zhao
IPC: G06F11/00 , G06F11/14 , H04L41/0663 , H04L67/1095 , H04L69/40
CPC classification number: G06F11/1464 , H04L41/0663 , H04L67/1095 , H04L69/40
Abstract: An information backup method applied to a communications system including a primary device, a secondary device, and a cloud device, and the method is performed by the primary device. The method includes sending a first identity notification to the cloud device, where the first identity notification is a notification indicating that the primary device has a primary device identity, and uploading obtained first user information to the cloud device when determining that a communication status of the cloud device is normal, where the first user information is stored by the cloud device and provided to the secondary device, and the first user information is to-be-backed-up information of user equipment that gets online from the primary device when the communication status of the cloud device is normal.
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Patent Agency Ranking
公开(公告)号：US20190316917A1
公开(公告)日：2019-10-17
申请号：US15781362
申请日：2015-12-03
Applicant: Huawei Technologies Co., Ltd.
Inventor： Xiaoping Zhang
Abstract: A navigation method including obtaining location data of a current location of a terminal, obtaining location data of a destination, where first location data in pre-stored navigation data matches the location data of the current location, and second location data in the pre-stored navigation data matches the location data of the destination, outputting a first navigation instruction when a relationship between the first location data and the second location data is the same as a preset relationship between a current location and a destination, and outputting a second navigation instruction if a relationship between the first location data and the second location data is opposite to a preset relationship between a current location and a destination.
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公开(公告)号：US10123296B2
公开(公告)日：2018-11-06
申请号：US15519062
申请日：2014-10-13
Applicant: Huawei Technologies Co., Ltd.
Inventor： Xiaoping Zhang
Abstract: A method includes receiving, in at least one broadcast receiving period, a broadcast packet sent by another terminal; determining, according to the broadcast packet sent by the another terminal, a channel environment parameter of an area in which the terminal is located, where the channel environment parameter includes packet time density and/or a packet sending success rate; and determining, according to the channel environment parameter, a sending frequency for sending a broadcast packet in a broadcast sending period after the at least one broadcast receiving period by the terminal.
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公开(公告)号：US20170307722A1
公开(公告)日：2017-10-26
申请号：US15517774
申请日：2014-10-08
Applicant: Huawei Technologies Co., Ltd.
Inventor： Yajun Zhang , Xiaoping Zhang , Yu Zhu
CPC classification number: G01S5/0242 , G01S5/00 , G01S5/0027 , G01S5/02 , G01S5/0278 , G01S5/12 , H04M1/725 , H04M1/7253 , H04W4/02 , H04W4/029
Abstract: A target device positioning method and a mobile terminal are provided. The mobile terminal determines, according to obtained measurement signals sent by a target device from a trigger moment to a current measurement moment, azimuths of the target device relative to the mobile terminal at the moments, obtains an original motion trail of the target device from the trigger moment to the current measurement moment, determines an effective motion trail of the target device according to the original motion trail and change rates of the azimuths of the target device relative to the mobile terminal at the moments, performs matching with a map according to an azimuth of the target device relative to the mobile terminal at the current measurement moment and the effective motion trail of the target device, to determine location information of the target device, and displays the location information of the target device.
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公开(公告)号：US10823577B2
公开(公告)日：2020-11-03
申请号：US15781362
申请日：2015-12-03
Applicant: Huawei Technologies Co., Ltd.
Inventor： Xiaoping Zhang
Abstract: A navigation method including obtaining location data of a current location of a terminal, obtaining location data of a destination, where first location data in pre-stored navigation data matches the location data of the current location, and second location data in the pre-stored navigation data matches the location data of the destination, outputting a first navigation instruction when a relationship between the first location data and the second location data is the same as a preset relationship between a current location and a destination, and outputting a second navigation instruction if a relationship between the first location data and the second location data is opposite to a preset relationship between a current location and a destination.
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公开(公告)号：US10520595B2
公开(公告)日：2019-12-31
申请号：US15502004
申请日：2014-08-05
Applicant: Huawei Technologies Co., Ltd.
Inventor： Xiaoping Zhang
Abstract: A positioning method and a mobile terminal in order to improve track fitting precision, eliminate erroneous track determining, improve a positioning presentation effect, and automatically set a suitable positioning frequency. The method includes determining, by the mobile terminal, an expected journey L, where the expected journey is an expected value of a distance traveled by the mobile terminal between two consecutive times of positioning, obtaining a speed value v of the mobile terminal, adjusting a positioning frequency according to the expected journey L and the speed value v of the mobile terminal such that a deviation of a distance traveled by the mobile terminal between two consecutive times of positioning from the expected journey L is less than a specified threshold, and performing positioning according to an adjusted positioning frequency.
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