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公开(公告)号：US20240266876A1
公开(公告)日：2024-08-08
申请号：US18432173
申请日：2024-02-05
Applicant: Nokia Solutions and Networks Oy
Inventor： Xiaomao Mao , Rapeepat Ratasuk
Abstract: Apparatuses and methods in a communication system and controlling power of wireless power transfer are disclosed. A solution includes receiving from at least one terminal device information on power conversion window of wireless power transfer transmission requested by the terminal device, determining the power level of wireless power transfer transmission based at least in part on the received information and controlling wireless power transfer transmission based on the determination.
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2.发明授权公开(公告)号：US09780848B2
公开(公告)日：2017-10-03
申请号：US15326688
申请日：2014-08-13
Applicant: Nokia Solutions and Networks Oy
Inventor： Xiaomao Mao
CPC classification number: H04B7/0443 , H04B7/0465 , H04B7/0617 , H04B7/0634 , H04B7/0865 , H04W52/343 , H04W52/42
Abstract: An apparatus and a method are disclosed by which transmit power for each antenna element of an antenna array for beamforming is determined by determining a weight vector including a weight for each antenna element according to a specific beamforming procedure, it is detected whether at least one of the plurality of antenna elements is saturated, wherein an antenna element is saturated when the determined transmit power for this antenna element is higher than a threshold, and, when it is detected that there is at least one saturated antenna element, the transmit power for each antenna element of the antenna array is adjusted such that a part of the transmit power allocated to the at least one saturated antenna element is allocated to at least one antenna element of the antenna array which is not saturated based on the weight vector determined according to the specific beamforming procedure.
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3.发明申请公开(公告)号：US20170214440A1
公开(公告)日：2017-07-27
申请号：US15326688
申请日：2014-08-13
Applicant: Nokia Solutions and Networks Oy
Inventor： Xiaomao Mao
CPC classification number: H04B7/0443 , H04B7/0465 , H04B7/0617 , H04B7/0634 , H04B7/0865 , H04W52/343 , H04W52/42
Abstract: An apparatus and a method are disclosed by which transmit power for each antenna element of an antenna array for beamforming is determined by determining a weight vector including a weight for each antenna element according to a specific beamforming procedure, it is detected whether at least one of the plurality of antenna elements is saturated, wherein an antenna element is saturated when the determined transmit power for this antenna element is higher than a threshold, and, when it is detected that there is at least one saturated antenna element, the transmit power for each antenna element of the antenna array is adjusted such that a part of the transmit power allocated to the at least one saturated antenna element is allocated to at least one antenna element of the antenna array which is not saturated based on the weight vector determined according to the specific beamforming procedure.
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公开(公告)号：US20250080189A1
公开(公告)日：2025-03-06
申请号：US18814727
申请日：2024-08-26
Applicant: Nokia Solutions and Networks Oy
Inventor： Xiaomao Mao
Abstract: There is provided an apparatus for channel state information feedback in a cellular communication network, the apparatus including: circuitry for determining an optimal pair including a channel state information feedback size threshold defining a maximum number of bits for channel state information feedback, and a channel state information reference signal pattern, wherein the optimal pair is optimal for a user equipment; based on the determined optimal pair and at least one of cell load information and cell performance information, circuitry for assigning to the user equipment, a pair including a channel state information feedback size threshold defining a maximum number of bits for channel state information feedback and channel state information reference signal pattern; and circuitry for transmitting, to the user equipment, information indicating the assigned pair.
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