KR101932747B1 - 비허가된 스펙트럼에서 cca 클리어런스의 개선 - Google Patents

비허가된 스펙트럼에서 cca 클리어런스의 개선 Download PDF

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KR101932747B1
KR101932747B1 KR1020167035383A KR20167035383A KR101932747B1 KR 101932747 B1 KR101932747 B1 KR 101932747B1 KR 1020167035383 A KR1020167035383 A KR 1020167035383A KR 20167035383 A KR20167035383 A KR 20167035383A KR 101932747 B1 KR101932747 B1 KR 101932747B1
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cca
channel
base station
transmit power
frequency spectrum
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KR20170020359A (ko
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온카르 자얀트 다비어
알렉산다르 담자노빅
스리니바스 예라말리
완시 첸
키란 쿠마르 소마순다람
나가 부산
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퀄컴 인코포레이티드
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    • 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
    • H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
    • H04W52/246—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters where the output power of a terminal is based on a path parameter calculated in said terminal
    • 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
    • H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
    • H04W52/241—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters taking into account channel quality metrics, e.g. SIR, SNR, CIR or Eb/lo
    • 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
    • H04W52/26—TPC being performed according to specific parameters using transmission rate or quality of service QoS [Quality of Service]
    • H04W52/262—TPC being performed according to specific parameters using transmission rate or quality of service QoS [Quality of Service] taking into account adaptive modulation and coding [AMC] scheme
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA
    • H04W74/0808—Non-scheduled access, e.g. ALOHA using carrier sensing, e.g. carrier sense multiple access [CSMA]
    • 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
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0868—Hybrid systems, i.e. switching and combining
    • H04B7/0874—Hybrid systems, i.e. switching and combining using subgroups of receive antennas
    • 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
    • H04W52/225—Calculation of statistics, e.g. average or variance
    • 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
    • H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
    • H04W52/243—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters taking into account interferences

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
KR1020167035383A 2014-06-24 2015-06-19 비허가된 스펙트럼에서 cca 클리어런스의 개선 Active KR101932747B1 (ko)

Priority Applications (1)

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KR1020187036939A KR102360106B1 (ko) 2014-06-24 2015-06-19 비허가된 스펙트럼에서 cca 클리어런스의 개선

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201462016628P 2014-06-24 2014-06-24
US62/016,628 2014-06-24
US14/743,312 2015-06-18
US14/743,312 US9743363B2 (en) 2014-06-24 2015-06-18 CCA clearance in unlicensed spectrum
PCT/US2015/036713 WO2015200133A1 (en) 2014-06-24 2015-06-19 Improving cca clearance in unlicensed spectrum

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KR20170020359A KR20170020359A (ko) 2017-02-22
KR101932747B1 true KR101932747B1 (ko) 2018-12-26

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KR1020187036939A Active KR102360106B1 (ko) 2014-06-24 2015-06-19 비허가된 스펙트럼에서 cca 클리어런스의 개선

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US (2) US9743363B2 (enExample)
EP (1) EP3162131B1 (enExample)
JP (1) JP6377780B2 (enExample)
KR (2) KR101932747B1 (enExample)
CN (2) CN106465288B (enExample)
WO (1) WO2015200133A1 (enExample)

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US9743363B2 (en) 2017-08-22
CN106465288A (zh) 2017-02-22
US20150373652A1 (en) 2015-12-24
KR20190000373A (ko) 2019-01-02
WO2015200133A1 (en) 2015-12-30
JP6377780B2 (ja) 2018-08-22
CN106465288B (zh) 2020-03-06
JP2017523696A (ja) 2017-08-17
KR20170020359A (ko) 2017-02-22
CN111093260A (zh) 2020-05-01
EP3162131B1 (en) 2018-10-10
US20170374628A1 (en) 2017-12-28
US10159049B2 (en) 2018-12-18
KR102360106B1 (ko) 2022-02-08
CN111093260B (zh) 2023-04-18
EP3162131A1 (en) 2017-05-03

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