WO2017161583A1 - Method, apparatus and system for transmission acknowledgement control in a wireless network - Google Patents
Method, apparatus and system for transmission acknowledgement control in a wireless network Download PDFInfo
- Publication number
- WO2017161583A1 WO2017161583A1 PCT/CN2016/077422 CN2016077422W WO2017161583A1 WO 2017161583 A1 WO2017161583 A1 WO 2017161583A1 CN 2016077422 W CN2016077422 W CN 2016077422W WO 2017161583 A1 WO2017161583 A1 WO 2017161583A1
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- WIPO (PCT)
- Prior art keywords
- ack
- code blocks
- nack
- bits
- base station
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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
- H04L1/004—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
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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
- H04L1/1607—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
- H04L1/1812—Hybrid protocols; Hybrid automatic repeat request [HARQ]
- H04L1/1819—Hybrid protocols; Hybrid automatic repeat request [HARQ] with retransmission of additional or different redundancy
-
- 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
-
- 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
- H04L1/0006—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission format
- H04L1/0007—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission format by modifying the frame length
-
- 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
Definitions
- Figure 6 schematically illustrates an example of transmission and retransmission under the transmission acknowledgement control in the wireless system, in accordance with various embodiments.
- the phrase “in one embodiment” is used repeatedly. The phrase generally does not refer to the same embodiment; however, it may.
- the terms “comprising, ” “having, ” and “including” are synonymous, unless the context dictates otherwise.
- the phrase “A/B” means “A or B” .
- the phrase “A and/or B” means “ (A) , (B) , or (Aand B) ” .
- the phrase “at least one of A, B and C” means “ (A) , (B) , (C) , (Aand B) , (Aand C) , (B and C) or (A, B and C) ” .
- the phrase “ (A) B” means “ (B) or (AB) ” , that is, A is optional.
- the transceiver or other device of the receiver may decode the encoded TB and CRC bits and obtain the TB and the CRC bits, wherein the CRC bits may comprise the one or more STB-level CRC bits associated with each of the STBs, and the one or more CB-level CRC bits associated with each of the code blocks within the each STB. In some embodiments, the CB-level CRC bit may be omitted.
- the transceiver or other device of the receiver may generate one or more CB-level ACK/NACK bits in response to a determination that at least one STB-level NACK bit indicating the unsuccessful reception of at least one STB is generated.
- the CB-level ACK/NACK bits may be generated at least in part based on error detection using the CB-level CRC bits associated with each of the code blocks within the unsuccessfully received STB, wherein each of the CB-level ACK/NACK bits may be associated with each of the code blocks and indicate if the associated code block has been successfully/unsuccessfully received.
- the STB-level ACK/NACK bits and the CB-level ACK/NACK bits may be transmitted to the transmitter.
- the ACK/NACK bits may be transmitted via a physical ACK/NACK channel or an advanced physical control channel (xPUCCH) .
- the code blocks may be denoted as and in which may represent the first code block of the first TB in the first attempt of transmission, may represent the second code block of the first TB in the first attempt of transmission, may represent the third code block of the first TB in the first attempt of transmission, and may represent the fourth code block of the first TB in the first attempt of transmission.
- the code blocks and are retransmitted in which may represent the third code block of the first TB in a first retransmission attempt, and may represent the fourth code block of the first TB in a first retransmission attempt, wherein the footnote ReTx 1 may represent the first retransmission attempt.
- new code blocks of a second TB such as code blocks and may be transmitted in the second round of transmission to the UE 201, wherein may represent a first code block of the second TB in the first attempt of transmission, may represent a second code block of the second TB in the first attempt of transmission.
- the code blocks and may be retransmitted in which may represent the third code block of the first TB in a second retransmission attempt, and may represent the first code block of the second TB in a first retransmission attempt.
- new code blocks of a third TB such as code blocks and may be transmitted in the third round of transmission to the UE 201, wherein may represent a first code block of the third TB in the first attempt of transmission, may represent a second code block of the third TB in the first attempt of transmission.
- retransmission code blocks e.g., and
- new transmission code blocks e.g., and
- code block having higher retransmission attempt being transmitted at earlier OFDM symbols than the code block having a lower retransmission attempt
- retransmission code block being transmitted at earlier OFMD symbols than the new transmission code blocks.
- the code block with the second retransmission attempt is transmitted at an earlier OFMD symbol than the code block with the first retransmission attempt.
- retransmission code blocks and may be transmitted at earlier OFDM symbols than the new transmission code blocks and
- the ACK/NACK bit may be associated with the STB comprising one or more code blocks across the TB.
- the UE 201 may determine whether the ACK/NACK bits have been correctly received or not, and in response to the determination that the ACK/NACK bits have not been correctly received, transmit the code blocks in the fourth round of transmission to the UE 201, e.g., and in S609.
- the eNB 101 may further transmit indicators having the reset indicator and/or a ACK/NACK correct reception indicator to the UE 201 (S610) . Because the ACK/NACK bits haven’t been correctly received, the eNB 101 may retransmit the code blocks associated with the in the previous round of transmission. In other words, the code blocks in the fourth round of transmission are the same as the code blocks in the third round of transmission.
- the eNB 101 may transmit the reset indicator 0 and ACK/NACK correct reception indicator 0 to the UE 201 in S611.
- the ACK/NACK bit may be associated with the STB comprising one or more code blocks across the TB.
- the UE 201 may generate ACK/NACK bits at least in part based on error checking of the code blocks. In some embodiments, each of the ACK/NACK bits may be associated with at least one of the code blocks and indicate whether the associated code block is successfully/unsuccessfully received. In block 705, the UE 201 may transmit the ACK/NACK bits to the eNB 101.
- the eNB 101 may transmit another plurality of subsequent code blocks and another subsequent indicator to the UE 201 in block 805.
- the another plurality of code blocks may be the same as the code blocks associated with the ACK/NACK bits, e.g., the code blocks transmitted in block 801.
- the another subsequent indicator may comprise another subsequent reset indicator and another subsequent ACK/NACK correct reception indicator, wherein the another subsequent reset indicator may indicate that another plurality of subsequent code blocks are retransmission blocks and the ACK/NACK correct reception indicator may indicate that the ACK/NACK bits have not been correctly received.
- System control logic 908 for one embodiment may include one or more memory controller (s) to provide an interface to system memory 912.
- System memory 912 may be used to load and store data and/or instructions, for example, for system 900.
- System memory 912 for one embodiment may include any suitable volatile memory, such as suitable dynamic random access memory (DRAM) , for example.
- DRAM dynamic random access memory
- At least one of the processor (s) 904 may be packaged together with logic for one or more controller (s) of system control logic 908.
- at least one of the processor (s) 904 may be packaged together with logic for one or more controllers of system control logic 908 to form a System in Package (SiP) .
- SiP System in Package
- at least one of the processor (s) 904 may be integrated on the same die with logic for one or more controller (s) of system control logic 908.
- at least one of the processor (s) 904 may be integrated on the same die with logic for one or more controller (s) of system control logic 908 to form a System on Chip (SoC) .
- SoC System on Chip
- the user interfaces could include, but are not limited to, a display (e.g., a liquid crystal display, a touch screen display, etc. ) , a speaker, a microphone, one or more cameras (e.g., a still camera and/or a video camera) , a flashlight (e.g., a light emitting diode flash) , and a keyboard.
- a display e.g., a liquid crystal display, a touch screen display, etc.
- a speaker e.g., a microphone
- one or more cameras e.g., a still camera and/or a video camera
- a flashlight e.g., a light emitting diode flash
- the sensors may include, but are not limited to, a gyro sensor, an accelerometer, a proximity sensor, an ambient light sensor, and a positioning unit.
- the positioning unit may also be part of, or interact with, the network interface 920 to communicate with components of a positioning network, e.g., a global positioning system (GPS) satellite.
- GPS global positioning system
- the application circuitry 1002 may include one or more application processors.
- the application circuitry 1002 may include circuitry such as, but not limited to, one or more single-core or multi-core processors.
- the processor (s) may include any combination of general-purpose processors and dedicated processors (e.g., graphics processors, application processors, etc. ) .
- the processors may be coupled with and/or may include memory/storage and may be configured to execute instructions stored in the memory/storage to enable various applications and/or operating systems to run on the system.
- modulation/demodulation circuitry of the baseband circuitry 1004 may include Fast-Fourier Transform (FFT) , precoding, and/or constellation mapping/demapping functionality.
- FFT Fast-Fourier Transform
- encoding/decoding circuitry of the baseband circuitry 1004 may include convolution, tail-biting convolution, turbo, Viterbi, and/or Low Density Parity Check (LDPC) encoder/decoder functionality.
- LDPC Low Density Parity Check
- the baseband circuitry 1004 may include elements of a protocol stack such as, for example, elements of an EUTRAN protocol including, for example, physical (PHY) , media access control (MAC) , radio link control (RLC) , packet data convergence protocol (PDCP) , and/or RRC elements.
- a central processing unit (CPU) 1004e of the baseband circuitry 1004 may be configured to run elements of the protocol stack for signaling of the PHY, MAC, RLC, PDCP and/or RRC layers.
- the baseband circuitry may include one or more audio digital signal processor (s) (DSP) 1004f.
- DSP audio digital signal processor
- Example 10 may include the subject matter of any one of Examples 6-9, and optionally, wherein the ACK/NACK parameter may indicate a number of the first-level ACK/NACK bits for STB successful/unsuccessful reception feedback from the receiver.
- Example 13 may include a user equipment (UE) comprising a transmitter to receive a plurality of code blocks and an indicator from a base station; and a control module to reset a data buffer associated with the code blocks to an initial state, at least in part in response to a determination that the indicator indicates that the code blocks are new transmission blocks; and, to update the data buffer at least in part in response to a determination that the indicator indicates that at least one of the code blocks is a retransmission block and one or more previous acknowledgement/negative acknowledgement (ACK/NACK) bits associated with a plurality of previous code blocks have been correctly received by the base station.
- UE user equipment
- ACK/NACK previous acknowledgement/negative acknowledgement
- Example 14 may include the subject matter of Example 13, and optionally, wherein the control module may generate one or more ACK/NACK bits indicating whether the code blocks are successfully/unsuccessfully received; and, a transceiver is further to transmit the ACK/NACK bits to the base station.
- Example 29 may include the subject matter of any one of Examples 23-28, and optionally, wherein the base station is an evolved Node B.
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Detection And Prevention Of Errors In Transmission (AREA)
- Mobile Radio Communication Systems (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2016/077422 WO2017161583A1 (en) | 2016-03-25 | 2016-03-25 | Method, apparatus and system for transmission acknowledgement control in a wireless network |
CN201680082617.XA CN108713302B (zh) | 2016-03-25 | 2016-03-25 | 用于无线网络中的传输确认控制的方法、装置及*** |
HK19100743.9A HK1258372A1 (zh) | 2016-03-25 | 2019-01-16 | 用於無線網絡中的傳輸確認控制的方法、裝置及系統 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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PCT/CN2016/077422 WO2017161583A1 (en) | 2016-03-25 | 2016-03-25 | Method, apparatus and system for transmission acknowledgement control in a wireless network |
Publications (1)
Publication Number | Publication Date |
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WO2017161583A1 true WO2017161583A1 (en) | 2017-09-28 |
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PCT/CN2016/077422 WO2017161583A1 (en) | 2016-03-25 | 2016-03-25 | Method, apparatus and system for transmission acknowledgement control in a wireless network |
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CN (1) | CN108713302B (zh) |
HK (1) | HK1258372A1 (zh) |
WO (1) | WO2017161583A1 (zh) |
Cited By (5)
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GB2562097A (en) * | 2017-05-05 | 2018-11-07 | Tcl Communication Ltd | Methods, first and second nodes for managing ack/nack-messages |
WO2019227475A1 (en) * | 2018-06-01 | 2019-12-05 | Apple Inc. | Early packet delivery to radio link control |
US10536879B2 (en) | 2018-02-16 | 2020-01-14 | At&T Intellectual Property I, L.P. | Redundancy version indication in fifth generation (5G) or other next generation communication systems |
CN111492604A (zh) * | 2017-09-29 | 2020-08-04 | 弗劳恩霍夫应用研究促进协会 | 用于非地面通信的*** |
CN114008955A (zh) * | 2019-06-12 | 2022-02-01 | 联想(新加坡)私人有限公司 | 对用于混合自动重传请求过程的新数据指示符进行响应 |
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WO2010016669A2 (en) * | 2008-08-04 | 2010-02-11 | Samsung Electronics Co., Ltd. | Signal transmission method and apparatus for user equipment in mobile communication system |
CN103517397B (zh) * | 2012-06-15 | 2018-01-30 | 中兴通讯股份有限公司 | 一种周期空口同步的方法及基站 |
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2016
- 2016-03-25 WO PCT/CN2016/077422 patent/WO2017161583A1/en active Application Filing
- 2016-03-25 CN CN201680082617.XA patent/CN108713302B/zh active Active
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2019
- 2019-01-16 HK HK19100743.9A patent/HK1258372A1/zh unknown
Patent Citations (4)
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CN101034959A (zh) * | 2006-03-10 | 2007-09-12 | 华为技术有限公司 | 混合自动重传方法及其装置和*** |
CN101784077A (zh) * | 2009-01-15 | 2010-07-21 | 中兴通讯股份有限公司 | 一种td_hsupa上行数据处理***和方法 |
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Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
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GB2562097A (en) * | 2017-05-05 | 2018-11-07 | Tcl Communication Ltd | Methods, first and second nodes for managing ack/nack-messages |
GB2562097B (en) * | 2017-05-05 | 2021-09-22 | Tcl Communication Ltd | Methods, first and second nodes for managing ack/nack-messages |
CN111492604A (zh) * | 2017-09-29 | 2020-08-04 | 弗劳恩霍夫应用研究促进协会 | 用于非地面通信的*** |
CN111492604B (zh) * | 2017-09-29 | 2024-01-16 | 弗劳恩霍夫应用研究促进协会 | 用于非地面通信的*** |
US10536879B2 (en) | 2018-02-16 | 2020-01-14 | At&T Intellectual Property I, L.P. | Redundancy version indication in fifth generation (5G) or other next generation communication systems |
US11057794B2 (en) | 2018-02-16 | 2021-07-06 | At&T Intellectual Property I, L.P. | Redundancy version indication in fifth generation (5G) or other next generation communication systems |
WO2019227475A1 (en) * | 2018-06-01 | 2019-12-05 | Apple Inc. | Early packet delivery to radio link control |
US11445481B2 (en) | 2018-06-01 | 2022-09-13 | Apple Inc. | Early packet delivery to radio link control |
CN114008955A (zh) * | 2019-06-12 | 2022-02-01 | 联想(新加坡)私人有限公司 | 对用于混合自动重传请求过程的新数据指示符进行响应 |
Also Published As
Publication number | Publication date |
---|---|
CN108713302B (zh) | 2022-03-04 |
CN108713302A (zh) | 2018-10-26 |
HK1258372A1 (zh) | 2019-11-08 |
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