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公开(公告)号：US11340885B2
公开(公告)日：2022-05-24
申请号：US16496324
申请日：2017-03-21
Applicant: Huawei Technologies Co., Ltd.
Inventor： Yajun Zhang , Shuiping Long
IPC: G06F8/65 , G06F9/4401
Abstract: A method for updating an operating system (OS) comprises: receiving, by an embedded universal integrated circuit card (eUICC), a restart instruction sent by a local profile assistant (LPA) of a terminal device and used to instruct the eUICC to perform a restart operation; sending, to a modem of the terminal device, a first initialization request used to request the modem to control restart of the eUICC; after being restarted, receiving, by the eUICC, a plurality of OS element data packets that are sequentially sent by the LPA; after receiving a part of OS element data packets in the plurality of OS element data packets, parsing, by the eUICC, the OS element data packets received by the eUICC, and installing a first OS based on a parsing result; and deleting, by the eUICC, the first OS element data packet.
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公开(公告)号：US10932093B2
公开(公告)日：2021-02-23
申请号：US16715840
申请日：2019-12-16
Applicant: Huawei Technologies Co., Ltd.
Inventor： Yajun Zhang , Yunsheng Kuang
Abstract: A method includes obtaining, by a first device, BLUETOOTH connection information of a second device, obtaining, by the first device according to the BLUETOOTH connection information, a BLUETOOTH signal from the second device, determining, by the first device according to the obtained BLUETOOTH signal from the second device, position information of the second device, and sending, by the first device, the position information to a third device.
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公开(公告)号：US20200371777A1
公开(公告)日：2020-11-26
申请号：US16643408
申请日：2017-08-30
Applicant: Huawei Technologies Co., Ltd.
Inventor： Yajun Zhang , Shuiping Long
Abstract: A firmware update method including receiving a first message from an update server, where the first message includes first data and a signature of the first data, verifying the first message, and obtaining digest data included in the first data after the first message is successfully verified. The digest data includes digest information of a differential installation package between a first installation package and a second installation package and at least one of, digest information of the first installation package, or digest information of the second installation package A second message is received from the update server and includes the differential installation package. The digest data is verified, and firmware of an embedded universal integrated circuit card (eUICC) is updated based on the differential installation package after the digest data is successfully verified.
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公开(公告)号：US20200162848A1
公开(公告)日：2020-05-21
申请号：US16715840
申请日：2019-12-16
Applicant: Huawei Technologies Co., Ltd.
Inventor： Yajun Zhang , Yunsheng Kuang
Abstract: A method includes obtaining, by a first device, BLUETOOTH connection information of a second device, obtaining, by the first device according to the BLUETOOTH connection information, a BLUETOOTH signal from the second device, determining, by the first device according to the obtained BLUETOOTH signal from the second device, position information of the second device, and sending, by the first device, the position information to a third device.
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公开(公告)号：US10598797B2
公开(公告)日：2020-03-24
申请号：US16066616
申请日：2015-12-29
Applicant: Huawei Technologies Co., Ltd.
Inventor： Yajun Zhang
Abstract: A method includes obtaining barometric data collected by the barometer in preset duration and sound intensity data collected by the sound sensor in the preset duration, where the barometric data includes n groups of collection moments and barometric values, the sound intensity data includes n groups of collection moments and sound intensity values, the barometer and the sound sensor perform collection synchronously, and n is an integer greater than 1, determining that the barometric data and the sound intensity data meet a preset condition, and switching a first positioning algorithm to a second positioning algorithm or switching a first positioning technology to a second positioning technology.
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Patent Agency Ranking
公开(公告)号：US20190331802A1
公开(公告)日：2019-10-31
申请号：US16066616
申请日：2015-12-29
Applicant: Huawei Technologies Co., Ltd.
Inventor： Yajun Zhang
Abstract: A method includes obtaining barometric data collected by the barometer in preset duration and sound intensity data collected by the sound sensor in the preset duration, where the barometric data includes n groups of collection moments and barometric values, the sound intensity data includes n groups of collection moments and sound intensity values, the barometer and the sound sensor perform collection synchronously, and n is an integer greater than 1, determining that the barometric data and the sound intensity data meet a preset condition, and switching a first positioning algorithm to a second positioning algorithm or switching a first positioning technology to a second positioning technology.
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公开(公告)号：US20180202830A1
公开(公告)日：2018-07-19
申请号：US15745911
申请日：2016-07-18
Applicant: Huawei Technologies Co., Ltd.
Inventor： Xiaoping Zhang , Yajun Zhang
IPC: G01C22/00
CPC classification number: G01C22/006 , G01C22/00
Abstract: A step counting method, a device, and a terminal, where the method includes obtaining, by a first device, step counting data of at least two devices carried by a same user, where the first device is one of the at least two devices, or the first device is different from the at least two devices, and determining, by the first device, a quantity of steps of the user according to the step counting data of the at least two devices. In the method, the quantity of steps of the user is determined according to the step counting data of the at least two devices of the same user in order to avoid a step counting error caused when a single device performs step counting, thereby improving step counting accuracy.
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公开(公告)号：US20180039796A1
公开(公告)日：2018-02-08
申请号：US15549048
申请日：2015-02-04
Applicant: Huawei Technologies Co., Ltd.
Inventor： Yajun Zhang
CPC classification number: G06F21/84 , G06F3/0488 , G06F21/32 , G06F21/50 , G06F21/54 , G06F21/60 , G06F21/6245 , H04W12/02
Abstract: A method includes obtaining by detection by a device, characters entered by a user after establishing a call to another device, and when determining that a display mode of a call screen is indirect display, replacing the obtained characters with preset characters and displaying the preset characters in an input display area.
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公开(公告)号：US09877297B2
公开(公告)日：2018-01-23
申请号：US15321441
申请日：2014-06-24
Applicant: HUAWEI TECHNOLOGIES CO., LTD
Inventor： Yajun Zhang , Yunsheng Kuang
Abstract: A locating method, user equipment, and a base station are provided. The locating method includes: receiving, by user equipment, a locating broadcast message sent by a base station, where the locating broadcast message carries a locating list, and the locating list includes an identifier of locatable user equipment. If the locating list does not include an identifier of the user equipment, the method includes ignoring a locating signal sent by the base station.
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公开(公告)号：US20170332201A1
公开(公告)日：2017-11-16
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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