CN105144650B - 用于qam数据信号的增强式解码和解映射方法和装置 - Google Patents

用于qam数据信号的增强式解码和解映射方法和装置 Download PDF

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Publication number
CN105144650B
CN105144650B CN201380063064.XA CN201380063064A CN105144650B CN 105144650 B CN105144650 B CN 105144650B CN 201380063064 A CN201380063064 A CN 201380063064A CN 105144650 B CN105144650 B CN 105144650B
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encoded data
bits
data bits
qam
distances
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Chinese (zh)
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CN105144650A (zh
Inventor
L·赵
S·布鲁克
S·施卢普科滕
M·A·阿明
J·蒙托约
M·W·温纳
H·舍奈希
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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
    • H04L27/00—Modulated-carrier systems
    • H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
    • H04L27/3405—Modifications of the signal space to increase the efficiency of transmission, e.g. reduction of the bit error rate, bandwidth, or average power
    • H04L27/3416—Modifications of the signal space to increase the efficiency of transmission, e.g. reduction of the bit error rate, bandwidth, or average power in which the information is carried by both the individual signal points and the subset to which the individual points belong, e.g. using coset coding, lattice coding, or related schemes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/02—Amplitude-modulated carrier systems, e.g. using on-off keying; Single sideband or vestigial sideband modulation
    • H04L27/06—Demodulator circuits; Receiver circuits
    • 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
    • H04L1/0045—Arrangements at the receiver end
    • H04L1/0047—Decoding adapted to other signal detection operation
    • H04L1/005—Iterative decoding, including iteration between signal detection and decoding operation
    • 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
    • H04L1/0057—Block 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
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0036—Systems modifying transmission characteristics according to link quality, e.g. power backoff arrangements specific to the receiver

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Error Detection And Correction (AREA)
  • Quality & Reliability (AREA)
CN201380063064.XA 2012-12-03 2013-11-07 用于qam数据信号的增强式解码和解映射方法和装置 Active CN105144650B (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201261732877P 2012-12-03 2012-12-03
US61/732,877 2012-12-03
US13/946,706 US9106470B2 (en) 2012-12-03 2013-07-19 Enhanced decoding and demapping method and apparatus for QAM data signals
US13/946,706 2013-07-19
PCT/US2013/068993 WO2014088750A1 (en) 2012-12-03 2013-11-07 Enhanced decoding and demapping method and apparatus for qam data signals

Publications (2)

Publication Number Publication Date
CN105144650A CN105144650A (zh) 2015-12-09
CN105144650B true CN105144650B (zh) 2018-08-14

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US (1) US9106470B2 (enExample)
EP (1) EP2926517B1 (enExample)
JP (1) JP6096316B2 (enExample)
KR (1) KR101692899B1 (enExample)
CN (1) CN105144650B (enExample)
WO (1) WO2014088750A1 (enExample)

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US9083492B2 (en) * 2013-02-15 2015-07-14 Cortina Systems, Inc. Apparatus and method for communicating data over a communication channel
US8924823B2 (en) * 2013-03-15 2014-12-30 Tyco Electronics Subsea Communications Llc System and method for cycle slip correction
US9407398B2 (en) * 2013-09-08 2016-08-02 Tyco Electronics Subsea Communications Llc System and method using cascaded single partity check coding
US9337935B2 (en) 2013-09-08 2016-05-10 Tyco Electronics Subsea Communications Llc Coded modulation for small step-size variable spectral efficiency
US9967127B1 (en) 2016-04-12 2018-05-08 Marvell International Ltd. Integer non-uniform constellation for high-order QAM
US10547487B1 (en) 2016-04-12 2020-01-28 Marvell International Ltd. Integer non-uniform constellation for high-order QAM
WO2018032268A1 (zh) * 2016-08-15 2018-02-22 华为技术有限公司 一种目标星座图的确定方法、数据发送方法及装置
US10312977B2 (en) * 2017-05-08 2019-06-04 Nxp Usa, Inc. Complexity reduction for receiver decoding
CN111903099A (zh) 2018-04-09 2020-11-06 克利尔温公司 在差分信号对上发送信息信号

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CN1791083A (zh) * 2004-12-15 2006-06-21 阿尔卡特公司 噪音测量方法和相关的接收数字用户线调制解调器
CN102474496A (zh) * 2009-08-07 2012-05-23 汤姆森特许公司 使用低密度奇偶校验编码和星座映射的数据传输

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US6735247B2 (en) * 2001-03-30 2004-05-11 Qualcomm, Incorporated Method and apparatus in a communication system
JP3815344B2 (ja) 2002-02-21 2006-08-30 株式会社日立製作所 多値変調に適した符号語マッピング方法
JP2004023691A (ja) * 2002-06-20 2004-01-22 Hitachi Kokusai Electric Inc 誤り訂正符号化／復号化方法及び送信装置及び受信装置
TWI271933B (en) 2005-06-07 2007-01-21 Realtek Semiconductor Corp Quadrature amplitude modulation trellis coded modulation decoding apparatus and method thereof
JP5059758B2 (ja) 2005-07-20 2012-10-31 エスティーマイクロエレクトロニクス エス．アール．エル． 複数のソースからの通信を検知するための装置及び方法
JP5122428B2 (ja) 2008-02-04 2013-01-16 株式会社エヌ・ティ・ティ・ドコモ 移動通信システム、受信装置及び方法
KR101566677B1 (ko) * 2008-03-03 2015-11-06 라이 라디오텔레비지오네 이탈리아나 에스.페.아. Ｌｄｐｃ 코딩된 변조 및 ｑａｍ 성상도들에 대한 비트 치환 패턴들
EP2200240B1 (en) 2008-12-18 2011-06-15 STMicroelectronics Srl Method and apparatus for near-optimal computation of bit soft information in multiple antenna communication systems with iterative detection and decoding
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RU2515723C2 (ru) * 2009-12-01 2014-05-20 Нек Корпорейшн Способ передачи данных, способ приема данных, устройство модуляции данных, устройство демодуляции данных
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CN1791083A (zh) * 2004-12-15 2006-06-21 阿尔卡特公司 噪音测量方法和相关的接收数字用户线调制解调器
CN102474496A (zh) * 2009-08-07 2012-05-23 汤姆森特许公司 使用低密度奇偶校验编码和星座映射的数据传输

Also Published As

Publication number Publication date
WO2014088750A1 (en) 2014-06-12
KR20150093184A (ko) 2015-08-17
US9106470B2 (en) 2015-08-11
CN105144650A (zh) 2015-12-09
JP2016502354A (ja) 2016-01-21
KR101692899B1 (ko) 2017-01-04
EP2926517A1 (en) 2015-10-07
EP2926517B1 (en) 2016-10-05
US20140153672A1 (en) 2014-06-05
JP6096316B2 (ja) 2017-03-15

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