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公开(公告)号：US20230336396A1
公开(公告)日：2023-10-19
申请号：US18309575
申请日：2023-04-28
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Wei Lin , Xin Xue , Ningjuan Wang , Le Liu
CPC classification number: H04L27/2672 , H04L25/022 , H04L25/0226 , H04L27/261 , H04L27/2614 , H04W24/10 , H04W72/1268 , H04W72/23 , H04W84/12 , H04B7/0452
Abstract: An HE-LTF transmission method is provided, including: determining, based on a total number NSTS of space-time streams, a number NHELTF of OFDM symbols included in an HE-LTF field; determining a HE-LTF sequence in frequency domain according to a transmission bandwidth and a mode of the HE-LTF field, where the HE-LTF sequence in frequency domain includes but is not limited to a mode of the HE-LTF field sequence that is in a 1x mode and that is mentioned in implementations; and sending a time-domain signal according to the number NHELTF of OFDM symbols and the determined HE-LTF sequence in frequency domain. In the foregoing solution, a PAPR value is relatively low.
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公开(公告)号：US11553428B2
公开(公告)日：2023-01-10
申请号：US17187321
申请日：2021-02-26
Applicant: Huawei Technologies Co., Ltd.
Inventor： Wei Lin , Le Liu , Jun Zhu , Weishan Lu
Abstract: The disclosure discloses a high-efficiency short training field sequence generation method, a signal sending method, a signal receiving method, and related apparatuses, where the high-efficiency short training sequence generation method includes: increasing frequency domain density of a frequency domain sequence corresponding to a first high-efficiency short training field sequence to generate a frequency domain sequence with increased frequency domain density; generating a second high-efficiency short training field sequence according to the frequency domain sequence with increased frequency domain density; and using the second high-efficiency short training field sequence as a high-efficiency short training field sequence in a preamble sequence of a data transmission frame in a wireless local area network WLAN. In embodiments of the disclosure, a cycle of a high-efficiency short training field sequence used for performing stage-2 AGC adjustment in the WLAN may be increased, and a maximum CSD value that can be used is further increased.
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公开(公告)号：US20220407752A1
公开(公告)日：2022-12-22
申请号：US17683103
申请日：2022-02-28
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Xin Xue , Ningjuan Wang , Le Liu , Wei Lin
Abstract: Embodiments of the present invention provide several long training sequences that are in a wireless local area network and that comply with 802.11ax.
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公开(公告)号：US20220311566A1
公开(公告)日：2022-09-29
申请号：US17744133
申请日：2022-05-13
Applicant: Huawei Technologies Co., Ltd.
Inventor： Dandan Liang , Zhi Gu , Wei Lin , Ming Gan , Xianfu Lei , Zhengchun Zhou
Abstract: This application provides a method and apparatus for transmitting a physical layer protocol data unit, so as to design a long training field sequence for a larger channel bandwidth. The method includes: generating a physical layer protocol data unit PPDU, where the PPDU includes a long training field, a length of a frequency domain sequence of the long training field is greater than a first length, and the first length is a length of a frequency domain sequence of a long training field of a PPDU transmitted over a channel whose bandwidth is 160 MHz; and sending the PPDU over a target channel, where a bandwidth of the target channel is greater than 160 MHz.
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公开(公告)号：US20220217022A1
公开(公告)日：2022-07-07
申请号：US17693662
申请日：2022-03-14
Applicant: Huawei Technologies Co., Ltd.
Inventor： Dandan Liang , Ming Gan , Wei Lin , Mingjiang Wu , Yang Yang , Xianfu Lei
Abstract: A sequence generation method, includes: generating a PPDU which comprises a matrix-mapped EHT LTF sequence, the matrix-mapped EHT LTF sequence is obtained by multiplying a predefined EHT LTF sequence by a P matrix, the P matrix is an n×n matrix, and n is greater than 8; and sending the PPDU, therefore the matrix-mapped EHT LTF sequence in a PPDU has a low PAPR value.
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Patent Agency Ranking
公开(公告)号：US20210273870A1
公开(公告)日：2021-09-02
申请号：US17323808
申请日：2021-05-18
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Xin Xiao , Li Xue , Wei Lin , Jian Wang , Yaodong Guan
IPC: H04L12/26
Abstract: A method includes: obtaining an indicator value of a user experience quality reference indicator and an indicator value of a network performance indicator that are corresponding to a target network device at a different moment in a same time period, where a user experience quality reference indicator is used to represent user experience quality, and the network performance indicator is used to represent network quality; and determining a network performance bottleneck value based on the obtained indicator value of the user experience quality reference indicator and the obtained indicator value of the network performance indicator in the same time period, where the network performance bottleneck value is used to be compared with an indicator value of a network performance indicator of a network device to determine network quality of the network device.
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公开(公告)号：US11102049B2
公开(公告)日：2021-08-24
申请号：US16725128
申请日：2019-12-23
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Guido Montorsi , Sergio Benedetto , Yan Xin , Min Yan , Wei Lin
IPC: H04L27/34
Abstract: Methods and apparatus for facilitating wireless communication using digital Quadrature Amplitude Modulation are disclosed. A wireless communication device utilizes a signal constellation for quadrature modulating a signal for transmission or quadrature demodulating a received signal. The signal constellation includes multiple constellation symbols and associated bit sequences, which can be translated there between. Specific signal constellations are disclosed.
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公开(公告)号：US10219177B2
公开(公告)日：2019-02-26
申请号：US15411019
申请日：2017-01-20
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Guido Montorsi , Sergio Benedetto , Jian Yu , Jun Zhu , Wei Lin
Abstract: A method includes: generating a packet, where first L time domain sequence bits of a second symbol in the packet are the same as first L time domain sequence bits of an information bearing section in a time domain sequence of a first symbol in the packet, the first symbol includes a cyclic prefix CP and the information bearing section, the second symbol is a symbol following the first symbol, a length of the CP is 16 bits, and a length of the information bearing section is 64 bits, where 1≤L≤64; and sending the packet to a receive end, so that the receive end receives and parses the packet.
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59.发明申请公开(公告)号：US20140178070A1
公开(公告)日：2014-06-26
申请号：US14192351
申请日：2014-02-27
Applicant: Huawei Technologies Co., Ltd.
Inventor： Wei Lin , Sulin Yang
CPC classification number: H04B10/27 , H04L12/287 , H04L12/2885 , H04L41/0213 , H04L41/08 , H04L65/40 , H04Q11/0067 , H04Q2011/0079 , H04Q2011/0088
Abstract: A method for optical network termination (ONT) configuration is provided. The method includes: obtaining, by an optical line terminal (OLT), service types supported by an ONT and management methods available for each of the service types; and negotiating, by the OLT, with the ONT according to the management methods available for each of the service types, so as to determine a management method to be adopted for each of the service types, and configuring the ONT according to the determined management method.
Abstract translation: 提供了一种用于光网络终端（ONT）配置的方法。 该方法包括：通过光线路终端（OLT）获得由ONT支持的服务类型和可用于每种服务类型的管理方法; 并由OLT根据可用于每种业务类型的管理方式与ONT进行协商，确定每种业务类型采用的管理方法，并根据确定的管理方式配置ONT 。
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60.发明授权公开(公告)号：US12149347B2
公开(公告)日：2024-11-19
申请号：US18170854
申请日：2023-02-17
Applicant: Huawei Technologies Co., Ltd.
Inventor： Guido Montorsi , Sergio Benedetto , Yan Xin , Wei Lin
Abstract: Method and system method performed at a wireless transmitting station, including generating a first low density parity check (LPDC) codeword for a first source word for a first transmission, and generating a second LDPC codeword for a retransmission for the first LDPC codeword, the second LDPC codeword including a permutated subset of information bits included in the first LDPC codeword and parity check bits corresponding to the permutated subset of information bits.
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