CN110447191B - 不可靠码块组(cbg)级别ack/nack反馈下的下行链路重传 - Google Patents

不可靠码块组(cbg)级别ack/nack反馈下的下行链路重传 Download PDF

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CN110447191B
CN110447191B CN201880017584.XA CN201880017584A CN110447191B CN 110447191 B CN110447191 B CN 110447191B CN 201880017584 A CN201880017584 A CN 201880017584A CN 110447191 B CN110447191 B CN 110447191B
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received
bitmap
crc
feedback
cbgs
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CN110447191A (zh
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J·孙
蒋靖
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Qualcomm Inc
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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
    • 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
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1829—Arrangements specially adapted for the receiver end
    • H04L1/1861—Physical mapping arrangements
    • 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
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0056—Systems characterized by the type of code used
    • H04L1/0061—Error detection codes
    • 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
    • H04L1/08—Arrangements for detecting or preventing errors in the information received by repeating transmission, e.g. Verdan system
    • 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
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/1607—Details of the supervisory signal
    • H04L1/1614—Details of the supervisory signal using bitmaps
    • 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
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1829—Arrangements specially adapted for the receiver end
    • H04L1/1835—Buffer management
    • H04L1/1845—Combining techniques, e.g. code combining
    • 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
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1867—Arrangements specially adapted for the transmitter end
    • H04L1/1896—ARQ related signaling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
    • H04W72/232—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal the control data signalling from the physical layer, e.g. DCI signalling
    • 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
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/1607—Details of the supervisory signal
    • H04L1/1671—Details of the supervisory signal the supervisory signal being transmitted together with control information

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
CN201880017584.XA 2017-03-23 2018-02-26 不可靠码块组(cbg)级别ack/nack反馈下的下行链路重传 Active CN110447191B (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201762475752P 2017-03-23 2017-03-23
US62/475,752 2017-03-23
US15/711,652 US10484146B2 (en) 2017-03-23 2017-09-21 Downlink retransmission under unreliable code block group (CBG) level ACK/NACK feedback
US15/711,652 2017-09-21
PCT/US2018/019724 WO2018175050A1 (en) 2017-03-23 2018-02-26 Downlink retransmission under unreliable code block group (cbg) level ack/nack feedback

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CN110447191A CN110447191A (zh) 2019-11-12
CN110447191B true CN110447191B (zh) 2022-08-12

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US (2) US10484146B2 (enExample)
EP (1) EP3602890B1 (enExample)
JP (2) JP7297670B2 (enExample)
KR (1) KR20190127882A (enExample)
CN (1) CN110447191B (enExample)
BR (1) BR112019019221A2 (enExample)
SG (1) SG11201907263WA (enExample)
TW (2) TWI830299B (enExample)
WO (1) WO2018175050A1 (enExample)

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EP3602890A1 (en) 2020-02-05
TWI774731B (zh) 2022-08-21
WO2018175050A1 (en) 2018-09-27
US20200014499A1 (en) 2020-01-09
US20180278379A1 (en) 2018-09-27
US10484146B2 (en) 2019-11-19
SG11201907263WA (en) 2019-10-30
EP3602890B1 (en) 2022-10-12
CN110447191A (zh) 2019-11-12
TWI830299B (zh) 2024-01-21
BR112019019221A2 (pt) 2020-04-14
US10999017B2 (en) 2021-05-04
TW202247625A (zh) 2022-12-01
TW201836299A (zh) 2018-10-01
JP2022113803A (ja) 2022-08-04
JP7423693B2 (ja) 2024-01-29
JP7297670B2 (ja) 2023-06-26
JP2020512750A (ja) 2020-04-23
KR20190127882A (ko) 2019-11-13

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