CN107210841B - 用于处理超低延时(ull)lte中的信道状态信息(csi)的技术 - Google Patents

用于处理超低延时(ull)lte中的信道状态信息(csi)的技术 Download PDF

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CN107210841B
CN107210841B CN201580072981.3A CN201580072981A CN107210841B CN 107210841 B CN107210841 B CN 107210841B CN 201580072981 A CN201580072981 A CN 201580072981A CN 107210841 B CN107210841 B CN 107210841B
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csi
region
subframe
tti
measurement
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CN107210841A (zh
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陈万士
S·A·帕特尔
P·加尔
徐浩
骆涛
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Qualcomm Inc
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0026—Transmission of channel quality indication
    • H—ELECTRICITY
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    • H04B17/00—Monitoring; Testing
    • H04B17/20—Monitoring; Testing of receivers
    • H04B17/24—Monitoring; Testing of receivers with feedback of measurements to the transmitter
    • H—ELECTRICITY
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    • H04L1/0028—Formatting
    • H04L1/0029—Reduction of the amount of signalling, e.g. retention of useful signalling or differential signalling
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    • H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
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    • H04L1/0675—Space-time coding characterised by the signaling
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    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
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    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • H04L5/0051—Allocation of pilot signals, i.e. of signals known to the receiver of dedicated pilots, i.e. pilots destined for a single user or terminal
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    • H04B7/00—Radio transmission systems, i.e. using radiation field
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    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
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    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0636—Feedback format
    • H04B7/0643—Feedback on request

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  • Computer Networks & Wireless Communication (AREA)
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  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • Probability & Statistics with Applications (AREA)
  • Mobile Radio Communication Systems (AREA)
CN201580072981.3A 2015-01-12 2015-12-28 用于处理超低延时(ull)lte中的信道状态信息(csi)的技术 Active CN107210841B (zh)

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Application Number Priority Date Filing Date Title
US201562102419P 2015-01-12 2015-01-12
US62/102,419 2015-01-12
US14/977,163 US10187876B2 (en) 2015-01-12 2015-12-21 Techniques for handling channel state information (CSI) in ultra low latency (ULL) LTE
US14/977,163 2015-12-21
PCT/US2015/067643 WO2016114917A1 (en) 2015-01-12 2015-12-28 Techniques for handling channel state information (csi) in ultra low latency (ull) lte

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CN107210841B true CN107210841B (zh) 2020-05-05

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WO (1) WO2016114917A1 (enExample)

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