JP7595586B2 - 最大電力暴露とリンクバジェットとのバランスをとるビーム選択 - Google Patents

最大電力暴露とリンクバジェットとのバランスをとるビーム選択 Download PDF

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Publication number
JP7595586B2
JP7595586B2 JP2021568626A JP2021568626A JP7595586B2 JP 7595586 B2 JP7595586 B2 JP 7595586B2 JP 2021568626 A JP2021568626 A JP 2021568626A JP 2021568626 A JP2021568626 A JP 2021568626A JP 7595586 B2 JP7595586 B2 JP 7595586B2
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Japan
Prior art keywords
time interval
beams
exposure
selecting
transmit power
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JP2021568626A
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English (en)
Japanese (ja)
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JP2022533974A (ja
JP2022533974A5 (https=
Inventor
ツァイ、ミンミン
リウ、ティエンヨウ
チャッラ、ラグー・ナラヤン
リン、ジン
ハン、ジュンシェン
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Qualcomm Inc
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Qualcomm Inc
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Publication of JP2022533974A5 publication Critical patent/JP2022533974A5/ja
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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H04W72/044—Wireless resource allocation based on the type of the allocated resource
    • H04W72/046—Wireless resource allocation based on the type of the allocated resource the resource being in the space domain, e.g. beams
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/22—TPC being performed according to specific parameters taking into account previous information or commands
    • H04W52/228—TPC being performed according to specific parameters taking into account previous information or commands using past power values or information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0686—Hybrid systems, i.e. switching and simultaneous transmission
    • H04B7/0695—Hybrid systems, i.e. switching and simultaneous transmission using beam selection
    • H04B7/06952—Selecting one or more beams from a plurality of beams, e.g. beam training, management or sweeping
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/3827—Portable transceivers
    • H04B1/3833—Hand-held transceivers
    • H04B1/3838—Arrangements for reducing RF exposure to the user, e.g. by changing the shape of the transceiver while in use
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0408—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas using two or more beams, i.e. beam diversity
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0413—MIMO systems
    • H04B7/0426—Power distribution
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/06—TPC algorithms
    • H04W52/14—Separate analysis of uplink or downlink
    • H04W52/146—Uplink power control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/30—Transmission power control [TPC] using constraints in the total amount of available transmission power
    • H04W52/36—Transmission power control [TPC] using constraints in the total amount of available transmission power with a discrete range or set of values, e.g. step size, ramping or offsets
    • H04W52/367—Power values between minimum and maximum limits, e.g. dynamic range
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/38—TPC being performed in particular situations
    • H04W52/42—TPC being performed in particular situations in systems with time, space, frequency or polarisation diversity
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H04W72/044—Wireless resource allocation based on the type of the allocated resource
    • H04W72/0473—Wireless resource allocation based on the type of the allocated resource the resource being transmission power
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/02—Terminal devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
JP2021568626A 2019-05-24 2020-04-29 最大電力暴露とリンクバジェットとのバランスをとるビーム選択 Active JP7595586B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201962852772P 2019-05-24 2019-05-24
US62/852,772 2019-05-24
US16/860,271 2020-04-28
US16/860,271 US11184866B2 (en) 2019-05-24 2020-04-28 Beam selection balancing maximum power exposure and link budget
PCT/US2020/030453 WO2020242701A1 (en) 2019-05-24 2020-04-29 Beam selection balancing maximum power exposure and link budget

Publications (3)

Publication Number Publication Date
JP2022533974A JP2022533974A (ja) 2022-07-27
JP2022533974A5 JP2022533974A5 (https=) 2023-04-06
JP7595586B2 true JP7595586B2 (ja) 2024-12-06

Family

ID=73456436

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021568626A Active JP7595586B2 (ja) 2019-05-24 2020-04-29 最大電力暴露とリンクバジェットとのバランスをとるビーム選択

Country Status (8)

Country Link
US (2) US11184866B2 (https=)
EP (2) EP3977632B1 (https=)
JP (1) JP7595586B2 (https=)
KR (2) KR102946164B1 (https=)
CN (1) CN114009125B (https=)
AU (2) AU2020285552B2 (https=)
BR (1) BR112021022638A2 (https=)
WO (1) WO2020242701A1 (https=)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102465059B1 (ko) * 2017-10-19 2022-11-09 삼성전자주식회사 전력을 제어하기 위한 방법 및 그 전자 장치
US11349545B2 (en) 2018-11-02 2022-05-31 Apple Inc. Beam management without beam correspondence
US11184866B2 (en) 2019-05-24 2021-11-23 Qualcomm Incorporated Beam selection balancing maximum power exposure and link budget
US12096376B2 (en) * 2021-03-18 2024-09-17 Qualcomm Incorporated Techniques for uplink transmission-period-based transmission power for radio frequency exposure compliance
US12143947B2 (en) * 2021-05-26 2024-11-12 Qualcomm Incorporated Techniques for scaling a transmit power limit
US20240364376A1 (en) * 2021-08-06 2024-10-31 Google Llc Spatial Averaging of Transmission Power to Reduce Power Cutbacks
US12455342B2 (en) * 2021-09-16 2025-10-28 Apple Inc. Radio-frequency exposure beam management and selection in communications systems
US12597978B2 (en) 2021-10-20 2026-04-07 Qualcomm Incorporated Beam selection for higher uplink performance in view of exposure limits
US12471040B2 (en) 2021-12-05 2025-11-11 Qualcomm Incorporated Energy allocation among multiple radios for radio frequency (RF) exposure compliance
WO2023102562A1 (en) * 2021-12-05 2023-06-08 Qualcomm Incorporated Energy allocation among multiple radios and/or across different time windows for radio frequency (rf) exposure compliance
EP4583310A4 (en) * 2022-08-30 2025-12-10 Sony Group Corp COMMUNICATION DEVICE, COMMUNICATION METHOD, INFORMATION PROCESSING DEVICE AND INFORMATION PROCESSING METHOD
US20250031156A1 (en) * 2023-07-18 2025-01-23 Qualcomm Incorporated Radio-frequency-exposure-aware mobile ntn communications

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017196612A1 (en) 2016-05-11 2017-11-16 Idac Holdings, Inc. Systems and methods for beamformed uplink transmission
US20180020413A1 (en) 2016-07-15 2018-01-18 Samsung Electronics Co., Ltd. Device and method of controlling transmission power
US20180167897A1 (en) 2016-12-12 2018-06-14 Qualcomm Incorporated Reporting power limit and corresponding constraint
US20180288709A1 (en) 2017-03-31 2018-10-04 Intel Corporation Transmission power control methods and devices

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2342834B1 (en) * 2008-10-16 2018-12-05 Bittium Wireless Oy Beam forming method, apparatus and system
KR102139223B1 (ko) * 2013-07-02 2020-08-11 삼성전자주식회사 빔포밍 시스템에서 동기 설정 및 신호 송수신 방법 및 장치
US20170230869A1 (en) * 2016-02-10 2017-08-10 Qualcomm Incorporated Beam selection for uplink and downlink based mobility
US11184866B2 (en) 2019-05-24 2021-11-23 Qualcomm Incorporated Beam selection balancing maximum power exposure and link budget
US11172451B1 (en) 2020-08-06 2021-11-09 At&T Intellectual Property I, L.P. Uplink power control mechanism for dual connectivity networks

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017196612A1 (en) 2016-05-11 2017-11-16 Idac Holdings, Inc. Systems and methods for beamformed uplink transmission
US20180020413A1 (en) 2016-07-15 2018-01-18 Samsung Electronics Co., Ltd. Device and method of controlling transmission power
US20180167897A1 (en) 2016-12-12 2018-06-14 Qualcomm Incorporated Reporting power limit and corresponding constraint
US20180288709A1 (en) 2017-03-31 2018-10-04 Intel Corporation Transmission power control methods and devices

Also Published As

Publication number Publication date
JP2022533974A (ja) 2022-07-27
EP3977632A1 (en) 2022-04-06
US11184866B2 (en) 2021-11-23
US20200374818A1 (en) 2020-11-26
CN114009125A (zh) 2022-02-01
CN114009125B (zh) 2024-11-22
EP3977632B1 (en) 2025-11-26
KR20220011629A (ko) 2022-01-28
US11729728B2 (en) 2023-08-15
EP4734619A2 (en) 2026-04-29
KR20260049674A (ko) 2026-04-14
WO2020242701A1 (en) 2020-12-03
US20220086773A1 (en) 2022-03-17
AU2020285552B2 (en) 2025-11-13
AU2020285552A1 (en) 2021-12-02
KR102946164B1 (ko) 2026-03-30
AU2025256211A1 (en) 2025-11-13
BR112021022638A2 (pt) 2022-01-04

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