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公开(公告)号：US10425188B2
公开(公告)日：2019-09-24
申请号：US15563466
申请日：2015-03-31
Applicant: Huawei Technologies Co., Ltd.
Inventor： Jian Wang
Abstract: Embodiments of the present invention relate to the communications field, and provide an information transmission method, a device, and a system, so that relay UE can distinguish received data, so as to implement normal D2D communication. The method includes: receiving, by a transmission device, at least one piece of first information; determining, by the transmission device, an information attribute of corresponding information of each of the at least one piece of first information; and determining, by the transmission device, second information according to the information attribute of the corresponding information of each of the at least one piece of first information. The embodiments of the present invention are used for device to device D2D communication.
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公开(公告)号：US20190260526A1
公开(公告)日：2019-08-22
申请号：US16291919
申请日：2019-03-04
Applicant: Huawei Technologies Co., Ltd.
Inventor： Gongzheng Zhang , Jian Wang , Yunfei Qiao
Abstract: This application provides a pilot transmission method, including: determining, by a first terminal device, a target first pilot and a target second pilot group corresponding to the target first pilot, where the target first pilot is used by a network device to perform terminal device detection, and the target second pilot group includes at least two second pilots; and sending, by the first terminal device, the target first pilot and the target second pilot group to the network device in a time unit, where each second pilot in the target second pilot group is repeatedly sent on at least two symbols of the time unit, and the target second pilot group is used by the network device to perform frequency offset estimation.
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公开(公告)号：US10383154B2
公开(公告)日：2019-08-13
申请号：US15545140
申请日：2015-01-20
Applicant: Huawei Technologies Co., Ltd.
Inventor： Jian Wang
Abstract: Embodiments provide a signal sending method and a device, and relates to the communications field. The method includes determining, by a device, whether a CCA end moment is a first signal sending moment; and if the CCA end moment is the first signal sending moment, sending, by the device, a signal at the first signal sending moment. The present invention is used for signal sending.
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公开(公告)号：US10333659B2
公开(公告)日：2019-06-25
申请号：US15557661
申请日：2015-03-13
Applicant: Huawei Technologies Co., Ltd.
Inventor： Jian Wang
Abstract: A data transmission method, a device, and a system for data transmission includes a first device that determines a hybrid automatic repeat request (HARQ) process number of a first subframe according to an HARQ process number of a second subframe, the first device sends the first subframe and the second subframe to a second device, and the second subframe includes the HARQ process number of the second subframe.
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公开(公告)号：US10313044B2
公开(公告)日：2019-06-04
申请号：US15525009
申请日：2014-11-07
Applicant: Huawei Technologies Co., Ltd.
Abstract: The present invention relates to the communications field, and discloses a data transmission method, a device, and a system, so as to resolve a problem in the prior art that user equipment cannot correctly parse data or measure a channel due to incapability of identifying different operators. A specific solution is: obtaining a scrambling code sequence, where the scrambling code sequence is generated according to a specific sequence of an operator to which a first device belongs; scrambling data according to the scrambling code sequence to obtain the scrambled data; and sending the scrambled data. The present invention is used for data transmission.
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Patent Agency Ranking
公开(公告)号：US10284330B2
公开(公告)日：2019-05-07
申请号：US15562779
申请日：2015-04-03
Applicant: Huawei Technologies Co., Ltd.
Inventor： Jian Wang
Abstract: A data transmission method, device, and system to resolve a problem that encoding cannot be performed based on an incomplete subframe because a length of the incomplete subframe is unknown. A first device generates a first subframe and a second subframe according to first data, determines a redundancy version (RV) of the first subframe according to an RV of the second subframe, and sends M of N orthogonal frequency division multiplexing (OFDM) symbols of the first subframe and N OFDM symbols of the second subframe to a second device.
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公开(公告)号：US10237038B2
公开(公告)日：2019-03-19
申请号：US15544861
申请日：2015-01-20
Applicant: Huawei Technologies Co., Ltd.
Inventor： Jian Wang
Abstract: The present invention discloses an information transmission method, a device, and a system, which relates to the communications field, so as to resolve a prior-art problem that a receive end cannot determine a quantity of OFDMs included in an incomplete subframe, and cannot correctly receive the incomplete subframe. A specific solution is as follows: A network device determines one or more PHICH resources of a first subframe, where the one or more physical hybrid automatic repeat request indicator channel PHICH resources indicate a quantity of orthogonal frequency division multiplexing OFDM symbols included in a second subframe on an unlicensed carrier; and the network device sends the first subframe and the second subframe to user equipment. The present invention is used for information transmission.
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公开(公告)号：US20190028969A1
公开(公告)日：2019-01-24
申请号：US16139418
申请日：2018-09-24
Applicant: Huawei Technologies Co., Ltd.
Inventor： Jian Wang
CPC classification number: H04W52/0229 , H04W16/14 , H04W52/02 , H04W52/0216 , H04W74/0808 , H04W84/12 , Y02D70/00 , Y02D70/1262
Abstract: A data transmission method and a device are disclosed and relate to the field of communications technologies, so that the technical solutions can reduce power consumption of the second device during the channel detection. The method includes: determining, by a first device, a candidate-moment set; determining, by the first device, a target candidate moment from the candidate-moment set; and sending, by the first device, data on a channel according to the target candidate moment. The method and the device are used for data transmission.
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公开(公告)号：US10136430B2
公开(公告)日：2018-11-20
申请号：US15329935
申请日：2014-08-01
Applicant: Huawei Technologies Co., Ltd.
Inventor： Jian Wang
Abstract: Embodiments of the present invention provide a data transmission method and user equipment, where the method includes: sending, by first user equipment, an indication signal, where the indication signal indicates frequency resource numbers of one or more physical resources (S110); determining, by the first user equipment according to the frequency resource numbers, a frequency resource occupied by a data signal (S120); and sending, by the first user equipment, the data signal by using the frequency resource (S130). According to the embodiments of the present invention, a frequency diversity gain can be obtained.
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公开(公告)号：US20180124678A1
公开(公告)日：2018-05-03
申请号：US15570290
申请日：2015-04-28
Applicant: Huawei Technologies Co., Ltd.
Inventor： Jian Wang
CPC classification number: H04W40/248 , H04W64/006 , H04W76/10 , H04W76/14 , H04W88/04
Abstract: The present invention discloses an information transmission method, a device, and a system, relates to the communications field, and resolves a problem in the prior art that in a D2D scenario, a terminal device cannot perform D2D communication due to a relatively long distance or a relatively significant change in channel quality. A specific solution is: generating, by a first device, a first scrambling sequence according to a first scrambling seed, where the first scrambling seed is generated according to a relay level or an information source of first information, scrambling the first information according to the first scrambling sequence, and sending the first information. The present invention is applied to information transmission.
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