KR20120117637A - Ｌｔｅ ｄｌ 구현시의 대기 시간 감소 방법 - Google Patents

Ｌｔｅ ｄｌ 구현시의 대기 시간 감소 방법 Download PDF

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Publication number
KR20120117637A
KR20120117637A KR1020120021585A KR20120021585A KR20120117637A KR 20120117637 A KR20120117637 A KR 20120117637A KR 1020120021585 A KR1020120021585 A KR 1020120021585A KR 20120021585 A KR20120021585 A KR 20120021585A KR 20120117637 A KR20120117637 A KR 20120117637A
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KR
South Korea
Prior art keywords
ofdm
generating
processor
modulation symbols
symbol
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
KR1020120021585A
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English (en)
Korean (ko)
Inventor
가짓 이도
칼퐁 샤이
로젠셰인 섀런
Original Assignee
엘에스아이 코포레이션
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Application filed by 엘에스아이 코포레이션 filed Critical 엘에스아이 코포레이션
Publication of KR20120117637A publication Critical patent/KR20120117637A/ko
Withdrawn legal-status Critical Current

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2626—Arrangements specific to the transmitter only
    • H04L27/2627—Modulators
    • H04L27/2628—Inverse Fourier transform modulators, e.g. inverse fast Fourier transform [IFFT] or inverse discrete Fourier transform [IDFT] modulators
    • H04L27/263—Inverse Fourier transform modulators, e.g. inverse fast Fourier transform [IFFT] or inverse discrete Fourier transform [IDFT] modulators modification of IFFT/IDFT modulator for performance improvement
    • 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
    • H04L1/0064—Concatenated codes
    • H04L1/0066—Parallel concatenated codes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2626—Arrangements specific to the transmitter only
    • H04L27/2627—Modulators
    • H04L27/2634—Inverse fast Fourier transform [IFFT] or inverse discrete Fourier transform [IDFT] modulators in combination with other circuits for modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0003—Two-dimensional division
    • H04L5/0005—Time-frequency
    • H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0044—Allocation of payload; Allocation of data channels, e.g. PDSCH or PUSCH
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03828—Arrangements for spectral shaping; Arrangements for providing signals with specified spectral properties
    • H04L25/03866—Arrangements for spectral shaping; Arrangements for providing signals with specified spectral properties using scrambling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03891—Spatial equalizers

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Mobile Radio Communication Systems (AREA)
KR1020120021585A 2011-04-14 2012-03-02 Ｌｔｅ ｄｌ 구현시의 대기 시간 감소 방법 Withdrawn KR20120117637A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/086,737 2011-04-14
US13/086,737 US8724722B2 (en) 2011-04-14 2011-04-14 Method for reducing latency on LTE DL implementation

Publications (1)

Publication Number Publication Date
KR20120117637A true KR20120117637A (ko) 2012-10-24

Family

ID=45926452

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020120021585A Withdrawn KR20120117637A (ko) 2011-04-14 2012-03-02 Ｌｔｅ ｄｌ 구현시의 대기 시간 감소 방법

Country Status (6)

Country Link
US (1) US8724722B2 (enExample)
EP (1) EP2512084A1 (enExample)
JP (1) JP5919029B2 (enExample)
KR (1) KR20120117637A (enExample)
CN (1) CN102739600B (enExample)
TW (1) TW201242308A (enExample)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9312994B2 (en) 2013-09-30 2016-04-12 Telefonaktiebolaget Lm Ericsson (Publ) Downlink physical layer processing in wireless networks with symbol rate mapping
WO2015113230A1 (en) * 2014-01-28 2015-08-06 Panasonic Intellectual Property Corporation Of America Method and device for transmitting data, and method and device for receiving data
EP3143713B1 (en) * 2014-06-13 2018-08-08 Huawei Technologies Co. Ltd. Transmitter and receiver devices performing repetition before interleaving and puncturing after interleaving and methods thereof
KR102316775B1 (ko) 2015-04-02 2021-10-26 삼성전자 주식회사 무선 셀룰라 통신 시스템에서 전송시간구간 감소를 위한 송수신 방법 및 장치
EP3944551B1 (en) 2015-04-02 2025-10-22 Samsung Electronics Co., Ltd. Transmission and reception method and apparatus for reducing transmission time interval in wireless cellular communication system
US10581559B2 (en) 2016-07-18 2020-03-03 Sharp Kabushiki Kaisha User Equipment, base stations and methods
US10595166B2 (en) 2016-07-18 2020-03-17 Sharp Kabushiki Kaisha Systems and methods for processing time reduction signaling
US10440706B2 (en) 2016-08-08 2019-10-08 Sharp Kabushiki Kaisha Systems and methods for PUCCH resource allocation and HARQ-ACK reporting with processing time reduction
EP3497844B1 (en) * 2016-08-11 2021-09-29 Panasonic Intellectual Property Corporation of America Base station, terminal, and communication method
WO2020204523A1 (ko) * 2019-04-05 2020-10-08 엘지전자 주식회사 무선 통신 시스템에서 신호를 송수신하기 위한 방법 및 이를 위한 장치
CN112039812B (zh) * 2020-07-17 2023-03-28 哲库科技(北京)有限公司 数据处理方法、装置、设备及存储介质
EP4373022A1 (en) * 2022-11-17 2024-05-22 u-blox AG Method for multiplexing data sources to uplink time and frequency resources by a hardware module

Family Cites Families (16)

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US7379417B2 (en) * 2003-02-19 2008-05-27 Wipro Limited Orthogonal frequency division multiplexing transmitter system and VLSI implementation thereof
KR100926020B1 (ko) * 2005-01-11 2009-11-11 퀄컴 인코포레이티드 레이어화된 변조 시스템에서 데이터를 디코딩하는 방법 및장치
KR100647987B1 (ko) * 2005-01-27 2006-11-23 삼성전자주식회사 직교주파수분할다중시스템에서 인터리빙 방법
CN101238664A (zh) 2005-08-05 2008-08-06 松下电器产业株式会社 无线发送装置、无线接收装置以及无线通信方法
US7813262B1 (en) 2006-12-05 2010-10-12 Xilinx, Inc. Multiple input multiple-output orthogonal frequency-division multiplexing modulator
CN101399585B (zh) 2007-09-27 2012-05-23 北京信威通信技术股份有限公司 Ofdma智能天线系统的用户信号产生及干扰抑制的方法与装置
CN101431357B (zh) 2007-11-08 2012-11-07 电信科学技术研究院 一种数据传输的方法和装置
US8483107B2 (en) * 2008-03-16 2013-07-09 Lg Electronics Inc. Method and apparatus for acquiring resource allocation of control channel
EP2104295B3 (en) 2008-03-17 2018-04-18 LG Electronics Inc. Reference signal generation using gold sequences
KR101522059B1 (ko) 2008-04-28 2015-05-20 애플 인크. Ｏｆｄｍａ 시스템에서 ｈａｒｑ를 사용하는 스펙트럼 효율 링크 적응 방법 및 장치
KR101591086B1 (ko) 2008-05-21 2016-02-03 엘지전자 주식회사 다중 안테나 시스템에서 ｈａｒｑ 수행 방법
CN101677311A (zh) * 2008-09-19 2010-03-24 夏普株式会社 单播业务和多媒体广播多播业务复用系统和方法
US8428018B2 (en) 2008-09-26 2013-04-23 Lg Electronics Inc. Method of transmitting reference signals in a wireless communication having multiple antennas
EP2380390A1 (en) * 2009-01-21 2011-10-26 Telefonaktiebolaget LM Ericsson (publ) Self-organizing network control for pucch resources
US8498350B2 (en) * 2009-04-17 2013-07-30 Raytheon Company Communication system incorporating physical layer waveform structure
KR101717528B1 (ko) * 2010-02-22 2017-03-17 엘지전자 주식회사 Ａｃｋ/ｎａｃｋ 정보를 전송하는 방법 및 이를 위한 장치와, ａｃｋ/ｎａｃｋ 정보를 수신하는 방법 및 이를 위한 장치

Also Published As

Publication number Publication date
JP5919029B2 (ja) 2016-05-18
US20120263246A1 (en) 2012-10-18
US8724722B2 (en) 2014-05-13
CN102739600B (zh) 2016-04-13
TW201242308A (en) 2012-10-16
CN102739600A (zh) 2012-10-17
EP2512084A1 (en) 2012-10-17
JP2012227912A (ja) 2012-11-15

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