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公开(公告)号：US11843177B2
公开(公告)日：2023-12-12
申请号：US17004604
申请日：2020-08-27
Applicant: Huawei Technologies Co., Ltd.
CPC classification number: H01Q21/08 , H04B7/0695 , H04B7/088
Abstract: An antenna apparatus, which includes an antenna array and a processor, where the processor is configured to determine a first antenna subarray from N rows and M columns of radiating elements of the antenna array, where the first antenna subarray includes X1 rows and Y1 columns of radiating elements, and X1 is greater than Y1, control a phase shift increment change of the first antenna subarray to generate a plurality of first beams, determine a first aligned beam from the first beams based on a first feedback from a receive end, determine a second antenna subarray, where the second antenna subarray includes X2 rows and Y2 columns of radiating elements, and Y2 is greater than X2, and determine a second aligned beam from the second beams based on a second feedback from the receive end.
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公开(公告)号：US11456807B2
公开(公告)日：2022-09-27
申请号：US17159411
申请日：2021-01-27
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Abstract: This application provides an apparatus for correcting a deviation between a plurality of transmission channels, which includes a first transmission channel and a second transmission channel. The first transmission channel and the second transmission channel are respectively connected to a first endpoint and a second endpoint of a correction coupling channel. The apparatus includes a vector detection unit, configured to: when a first signal is fed at the first endpoint and a second signal is fed at the second endpoint, respectively detect a plurality of signal vectors based on a plurality of feedback signals of the first transmission channel and the second transmission channel; and a processing unit, configured to determine a deviation correction value between the first transmission channel and the second transmission channel based on the detected signal vectors.
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公开(公告)号：US20230361106A1
公开(公告)日：2023-11-09
申请号：US18356479
申请日：2023-07-21
Applicant: Huawei Technologies Co., Ltd.
Inventor： Hongyu Wang , Yi Cao
CPC classification number: H01L27/0255 , H01L25/167
Abstract: Embodiments of this application provide an electronic device, a photoelectric receiver, an optical module, and a network device, relate to the field of microelectronic circuit technologies, and can resolve a problem of damage to a first transistor coupled to a signal input end that is caused by electro-static discharging. The electronic device includes a first transistor, an electro-static discharging circuit, a switch circuit, a signal input end, a first voltage end, and a switch signal control end. The electro-static discharging circuit is coupled between the first voltage end and a reference ground, and the electro-static discharging circuit is further separately coupled to a base electrode of the first transistor and the signal input end. The switch circuit is coupled between an emitting electrode of the first transistor and the reference ground, the switch circuit is further coupled to the switch signal control end.
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Patent Agency Ranking
公开(公告)号：US11444820B2
公开(公告)日：2022-09-13
申请号：US17193641
申请日：2021-03-05
Applicant: Huawei Technologies Co., Ltd.
Inventor： Mu Zhou , Ricky Lap Kei Cheung , Yi Cao
Abstract: An apparatus for correcting a deviation between a plurality of transmission channels includes a first transmission channel and a second transmission channel. The apparatus also includes a phase offset unit configured to set a phase offset between the first transmission channel and the second transmission channel such that a phase deviation between the first transmission channel and the second transmission channel deviates from zero, a power detection unit configured to detect signal powers of the first transmission channel and the second transmission channel under the phase offset, a processing unit configured to determine, based on the detected signal powers, a deviation correction value between the first transmission channel and the second transmission channel, where the deviation correction value includes a phase correction value, and a phase correction unit configured to set the phase correction value between the first transmission channel and the second transmission channel.
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公开(公告)号：US10944618B2
公开(公告)日：2021-03-09
申请号：US16913125
申请日：2020-06-26
Applicant: Huawei Technologies Co., Ltd.
Inventor： Mu Zhou , Ricky Lap Kei Cheung , Yi Cao
Abstract: An apparatus includes a phase offset unit configured to set a phase offset between the first transmission channel and the second transmission channel such that a phase deviation between the first transmission channel and the second transmission channel deviates from zero, a power detection unit configured to detect signal powers of the first transmission channel and the second transmission channel under the phase offset, a processing unit configured to determine, based on the detected signal powers, a deviation correction value between the first transmission channel and the second transmission channel, where the deviation correction value includes a phase correction value, and a phase correction unit configured to set the phase correction value between the first transmission channel and the second transmission channel.
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公开(公告)号：US10938489B2
公开(公告)日：2021-03-02
申请号：US16911925
申请日：2020-06-25
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Abstract: The present disclosure relates to apparatus for correcting a deviation between a plurality of transmission channels, which includes a first transmission channel and a second transmission channel. The first transmission channel and the second transmission channel are respectively connected to a first endpoint and a second endpoint of a correction coupling channel. One example apparatus includes a receiver and at least one processor. The receiver is configured to when a first signal is fed at the first endpoint and a second signal is fed at the second endpoint, respectively detect a plurality of signal vectors based on a plurality of feedback signals of the first transmission channel and the second transmission channel. The at least one processor is configured to determine a deviation correction value between the first transmission channel and the second transmission channel based on the detected signal vectors.
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公开(公告)号：US20210266217A1
公开(公告)日：2021-08-26
申请号：US17193641
申请日：2021-03-05
Applicant: Huawei Technologies Co., Ltd.
Inventor： Mu Zhou , Ricky Lap Kei Cheung , Yi Cao
Abstract: An apparatus for correcting a deviation between a plurality of transmission channels includes a first transmission channel and a second transmission channel. The apparatus also includes a phase offset unit configured to set a phase offset between the first transmission channel and the second transmission channel such that a phase deviation between the first transmission channel and the second transmission channel deviates from zero, a power detection unit configured to detect signal powers of the first transmission channel and the second transmission channel under the phase offset, a processing unit configured to determine, based on the detected signal powers, a deviation correction value between the first transmission channel and the second transmission channel, where the deviation correction value includes a phase correction value, and a phase correction unit configured to set the phase correction value between the first transmission channel and the second transmission channel.
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8.发明申请公开(公告)号：US20200328929A1
公开(公告)日：2020-10-15
申请号：US16913125
申请日：2020-06-26
Applicant: Huawei Technologies Co., Ltd.
Inventor： Mu Zhou , Ricky Lap Kei Cheung , Yi Cao
Abstract: An apparatus includes a phase offset unit configured to set a phase offset between the first transmission channel and the second transmission channel such that a phase deviation between the first transmission channel and the second transmission channel deviates from zero, a power detection unit configured to detect signal powers of the first transmission channel and the second transmission channel under the phase offset, a processing unit configured to determine, based on the detected signal powers, a deviation correction value between the first transmission channel and the second transmission channel, where the deviation correction value includes a phase correction value, and a phase correction unit configured to set the phase correction value between the first transmission channel and the second transmission channel.
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