TWI774731B - 不可靠碼塊組（cbg）級別ack/nack回饋下的下行鏈路重傳 - Google Patents

不可靠碼塊組（cbg）級別ack/nack回饋下的下行鏈路重傳 Download PDF

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TWI774731B
TWI774731B TW107106573A TW107106573A TWI774731B TW I774731 B TWI774731 B TW I774731B TW 107106573 A TW107106573 A TW 107106573A TW 107106573 A TW107106573 A TW 107106573A TW I774731 B TWI774731 B TW I774731B
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Taiwan
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feedback
crc
received
bitmap
indication
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TW107106573A
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TW201836299A (zh
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晉 孫
江勁
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美商高通公司
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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
    • H04L1/12—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
    • 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
    • H04L1/1607—Details of the supervisory signal
    • H04L1/1671—Details of the supervisory signal the supervisory signal being transmitted together with control information
    • 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

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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)
TW107106573A 2017-03-23 2018-02-27 不可靠碼塊組（cbg）級別ack/nack回饋下的下行鏈路重傳 TWI774731B (zh)

Applications Claiming Priority (4)

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

Publications (2)

Publication Number Publication Date
TW201836299A TW201836299A (zh) 2018-10-01
TWI774731B true TWI774731B (zh) 2022-08-21

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TW111127674A TWI830299B (zh) 2017-03-23 2018-02-27 不可靠碼塊組（cbg）級別ack/nack回饋下的下行鏈路重傳
TW107106573A TWI774731B (zh) 2017-03-23 2018-02-27 不可靠碼塊組（cbg）級別ack/nack回饋下的下行鏈路重傳

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TW111127674A TWI830299B (zh) 2017-03-23 2018-02-27 不可靠碼塊組（cbg）級別ack/nack回饋下的下行鏈路重傳

Country Status (9)

Country Link
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
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
CN110447191B (zh) 2022-08-12
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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