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公开(公告)号：US10193666B2
公开(公告)日：2019-01-29
申请号：US14932619
申请日：2015-11-04
Applicant: Huawei Technologies Co., Ltd.
Inventor： Yongming Liang , Jiayin Zhang , Yi Luo
Abstract: The present disclosure discloses a method, an AP, a server, and an STA used for coordinated transmission. The method includes: an AP receives an uplink preamble training sequence transmitted by an STA; the AP determines uplink quality information according to the uplink preamble training sequence; and the AP transmits the uplink quality information to a server, to enable the server to determine a downlink coordinated transmission set according to the uplink quality information. The method, the AP, the server, and the STA used for coordinated transmission according to embodiments of the present disclosure can realize coordinated transmission among multiple APs, and thus data throughput can be improved.
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公开(公告)号：US20160353423A1
公开(公告)日：2016-12-01
申请号：US15233591
申请日：2016-08-10
Applicant: Huawei Technologies Co., Ltd.
Inventor： Yunbo Li , Jiayin Zhang , Yi Luo
IPC: H04W72/04
Abstract: Embodiments of the present invention provide a data transmission processing method and apparatus. The data transmission processing method in the embodiments includes successfully reserving, by a first station, a time-frequency resource, and allocating, by the first station, at least a partial time-frequency resource of the time-frequency resource to a third station, so that the third station performs data transmission on the allocated time-frequency resource, where the third station is a non-associated neighboring station of the first station.
Abstract translation: 本发明的实施例提供一种数据传输处理方法和装置。 实施例中的数据发送处理方法包括：由第一站成功地保留时间频率资源，并且由第一站将时间 - 频率资源的至少一部分时间频率资源分配给第三站， 使得第三站对所分配的时间 - 频率资源执行数据传输，其中第三站是第一站的非关联的邻近站。
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公开(公告)号：US20160338105A1
公开(公告)日：2016-11-17
申请号：US15220155
申请日：2016-07-26
Applicant: HUAWEI TECHNOLOGIES CO.,LTD.
IPC: H04W74/08
CPC classification number: H04W74/0816 , H04W72/121 , H04W84/12 , H04W88/08
Abstract: The present disclosure discloses a channel contention method, an access point, and a station. The method includes: sending, by an AP, an RTS frame, where the RTS frame carries group response indication information, and the group response indication information is used to instruct multiple STAs to return CTS frames; receiving, by the AP, a CTS frame that is returned according to the group response indication information by a STA among the multiple STAs that receives the RTS frame; and determining, by the AP according to the received CTS frame, that a transmission opportunity is obtained. According to the channel contention method, the access point, and the station in the embodiments of the present disclosure, data transmission between an AP and multiple STAs can be effectively protected with a relatively small overhead, and system efficiency can be improved.
Abstract translation: 本公开公开了一种信道争用方法，接入点和站。 该方法包括：由AP发送RTS帧，其中RTS帧携带组响应指示信息，组响应指示信息用于指示多个STA返回CTS帧; 由AP接收在接收RTS帧的多个STA中由STA根据组响应指示信息返回的CTS帧; 以及由所述AP根据接收的CTS帧确定获得发送机会。 根据本发明实施例中的信道争用方法，接入点和终端，能够以较小的开销有效地保护AP与多个STA之间的数据传输，提高系统效率。
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公开(公告)号：US20160277973A1
公开(公告)日：2016-09-22
申请号：US15170718
申请日：2016-06-01
Applicant: Huawei Technologies Co., Ltd.
Inventor： Yi Luo , Xun Yang , Yunjie Yuan
CPC classification number: H04W28/26 , H04B7/0452 , H04L5/0037 , H04W72/1268
Abstract: The present invention discloses a data transmission method and apparatus. The method includes: receiving a channel reservation request frame sent by a first station, where the channel reservation request frame is used to request to reserve a transmission resource for the first station for sending uplink data; sending a channel reservation response frame to the first station and M second stations according to the channel reservation request frame, where the channel reservation response frame is used to indicate that the first station and the M second stations are allowed to send uplink data. According to the data transmission method and apparatus of the embodiments of the present invention, time-frequency resources of a system can be reduced when MU-MIMO is implemented, a transmission delay can be shortened, and user experience can be improved.
Abstract translation: 本发明公开了一种数据传输方法和装置。 该方法包括：接收由第一站发送的信道预留请求帧，其中信道预留请求帧用于请求保留用于发送上行链路数据的第一站的传输资源; 根据信道预留请求帧向第一站和M个第二站发送一个信道预约响应帧，其中信道预留响应帧用于指示第一站和第M个第二站被允许发送上行链路数据。 根据本发明的实施例的数据传输方法和装置，可以在实现MU-MIMO时缩短系统的时频资源，缩短传输延迟，提高用户体验。
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公开(公告)号：US09094187B2
公开(公告)日：2015-07-28
申请号：US14155114
申请日：2014-01-14
Applicant: Huawei Technologies Co., Ltd.
CPC classification number: H04L1/0009 , H04B7/0417 , H04L1/0003 , H04L1/0025 , H04L1/0028 , H04L1/0643 , H04L1/0681
Abstract: Embodiments of the present disclosure provide a link adaptation feedback method, including: receiving, by a transmitting device, a link adaptation feedback frame sent by a communication peer end, where the link adaptation feedback frame includes a modulation and coding scheme request sequence identifier (MSI), where the MSI is configured to indicate space-time block coding type information; determining, according to the space-time block coding type indication information, use information about use of space-time block coding by a data frame related to the link adaptation feedback frame, and selecting, according to the use information, a space-time stream, modulation and coding scheme used when the transmitting device sends a data frame.
Abstract translation: 本公开的实施例提供一种链路自适应反馈方法，包括：由发送设备接收由通信对端发送的链路自适应反馈帧，其中链路自适应反馈帧包括调制和编码方案请求序列标识符（MSI ），其中MSI被配置为指示空时块编码类型信息; 根据空时块编码类型指示信息，根据与链路自适应反馈帧相关的数据帧，使用关于使用空时块编码的信息，根据使用信息，选择时空流 ，当发送设备发送数据帧时使用的调制和编码方案。
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Patent Agency Ranking
公开(公告)号：US20250140143A1
公开(公告)日：2025-05-01
申请号：US18937630
申请日：2024-11-05
Applicant: Huawei Technologies Co., Ltd.
IPC: G09G3/00
Abstract: In a full-screen display method, a multimedia file is displayed in non-full screen on an application interface; and an instruction for displaying the multimedia file in full screen is detected, and it is determined whether a window displaying the application interface is a graph whose aspect ratio is in a preset interval. If the window is a graph whose aspect ratio is in the preset interval, the multimedia file is displayed in full screen in the window based on a current display direction of the application interface, where the current display direction of the application interface includes: a display direction of the application interface obtained when the instruction for displaying the multimedia file in full screen is detected.
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公开(公告)号：US12242719B2
公开(公告)日：2025-03-04
申请号：US17764426
申请日：2020-07-16
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Yi Luo
IPC: G06F3/048 , G06F3/04817 , G06F3/0486 , G06F3/04886
Abstract: Embodiments of the present invention provide a split-screen display method and an electronic device. The method includes: An electronic device displays a display interface corresponding to a first task on a display when running a first application to execute the first task; receives, on the display interface corresponding to the first task, a first operation used to enable a second task; and enables a split-screen display mode in response to the first operation.
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公开(公告)号：US11822784B2
公开(公告)日：2023-11-21
申请号：US17613748
申请日：2020-05-21
Applicant: Huawei Technologies Co., Ltd.
Inventor： Yi Luo , Lubing Xie
IPC: G06F3/04886 , G06F3/0484
CPC classification number: G06F3/04886 , G06F3/0484
Abstract: A method includes obtaining, a screen splitting operation from a user on a touchscreen, splitting a current display screen into two areas based on the screen splitting operation, displaying, in a first area, an interface of a first application that is displayed on the display screen before splitting the screen, obtaining, from installed applications and using a clustering algorithm, at least one second application to combine with the first application in a split-screen manner, displaying an identifier of the at least one second application in a second area after the screen splitting, and displaying, in the second area, a third application that is currently running in a system.
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公开(公告)号：US11700668B2
公开(公告)日：2023-07-11
申请号：US17979593
申请日：2022-11-02
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Yunbo Li , Yanchun Li , Yi Luo
CPC classification number: H04W84/12 , H04W74/0858 , H04J2011/0016
Abstract: The present application provides a channel access process method in a wireless local area network. The method includes: generating, by a station, a backoff counter value; then performing, by the station, a backoff operation after receiving a first trigger frame, where the backoff operation includes: deducting, from the backoff counter value, a quantity N of subchannels for random access, to obtain a new backoff counter value; and when the new backoff counter value is 0 or a negative number, randomly selecting, by the station, one subchannel from the subchannels for random access, and then accessing the subchannel to send an uplink frame. The present application further provides a corresponding channel access apparatus. Applying the method and the apparatus of the embodiments of the present application improves system access efficiency and avoids a waste of system resources.
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公开(公告)号：US20220357845A1
公开(公告)日：2022-11-10
申请号：US17764426
申请日：2020-07-16
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Yi Luo
IPC: G06F3/04886 , G06F3/04817 , G06F3/0486
Abstract: Embodiments of the present invention provide a split-screen display method and an electronic device. The method includes: An electronic device displays a display interface corresponding to a first task on a display when running a first application to execute the first task; receives, on the display interface corresponding to the first task, a first operation used to enable a second task; and enables a split-screen display mode in response to the first operation. Compared with that in the conventional technology, in the embodiments of the present invention, the split-screen mode can be triggered without an additional manual operation of a user. This achieves a technical effect of triggering, based on a task, an electronic device to enter a split-screen display mode, so that intelligence of the electronic device is improved.
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