JP6096316B2 - Ｑａｍデータ信号のための拡張された復号およびデマッピング方法および装置 - Google Patents

Ｑａｍデータ信号のための拡張された復号およびデマッピング方法および装置 Download PDF

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JP6096316B2
JP6096316B2 JP2015545060A JP2015545060A JP6096316B2 JP 6096316 B2 JP6096316 B2 JP 6096316B2 JP 2015545060 A JP2015545060 A JP 2015545060A JP 2015545060 A JP2015545060 A JP 2015545060A JP 6096316 B2 JP6096316 B2 JP 6096316B2
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Prior art keywords
bits
qam
data bits
demapper
circuit
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JP2015545060A
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Japanese (ja)
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JP2016502354A (ja
JP2016502354A5 (https=
Inventor
ジャオ、リュ
ブリュック、シュテファン
シュルプコーセン、スティーブン
アミン、ムハンマド・アワイス
モントジョ、ジュアン
ウェルナー、マーク・ダブリュ．
ショーナイヒ、ヘンドリク
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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
    • H04L27/02—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
    • 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
    • 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)
JP2015545060A 2012-12-03 2013-11-07 Ｑａｍデータ信号のための拡張された復号およびデマッピング方法および装置 Active JP6096316B2 (ja)

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 2013-07-19
US13/946,706 US9106470B2 (en) 2012-12-03 2013-07-19 Enhanced decoding and demapping method and apparatus for QAM data signals
PCT/US2013/068993 WO2014088750A1 (en) 2012-12-03 2013-11-07 Enhanced decoding and demapping method and apparatus for qam data signals

Publications (3)

Publication Number Publication Date
JP2016502354A JP2016502354A (ja) 2016-01-21
JP2016502354A5 JP2016502354A5 (https=) 2016-12-08
JP6096316B2 true JP6096316B2 (ja) 2017-03-15

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JP2015545060A Active JP6096316B2 (ja) 2012-12-03 2013-11-07 Ｑａｍデータ信号のための拡張された復号およびデマッピング方法および装置

Country Status (6)

Country Link
US (1) US9106470B2 (https=)
EP (1) EP2926517B1 (https=)
JP (1) JP6096316B2 (https=)
KR (1) KR101692899B1 (https=)
CN (1) CN105144650B (https=)
WO (1) WO2014088750A1 (https=)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014127169A1 (en) * 2013-02-15 2014-08-21 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
US9337935B2 (en) 2013-09-08 2016-05-10 Tyco Electronics Subsea Communications Llc Coded modulation for small step-size variable spectral efficiency
US9407398B2 (en) * 2013-09-08 2016-08-02 Tyco Electronics Subsea Communications Llc System and method using cascaded single partity check coding
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

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000036763A (ja) 1998-07-16 2000-02-02 Matsushita Electric Ind Co Ltd 誤り訂正回路
KR100880129B1 (ko) * 1999-04-23 2009-01-23 퀄컴 인코포레이티드 다중캐리어 통신시스템에서 동기채널 메시지를 전송하는방법 및 장치
US6735247B2 (en) * 2001-03-30 2004-05-11 Qualcomm, Incorporated Method and apparatus in a communication system
KR101389593B1 (ko) 2001-08-23 2014-04-29 애플 인크. Ｃｏ-ｓｅｔ와 강하게 코딩된 ｃｏ-ｓｅｔ 식별자를조합하여 직교 진폭 변조를 행하기 위한 시스템 및 방법
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
EP1672827B1 (en) * 2004-12-15 2009-02-11 Alcatel Lucent Noise measurement method and a related receiving digital subscriber line modem
TWI271933B (en) 2005-06-07 2007-01-21 Realtek Semiconductor Corp Quadrature amplitude modulation trellis coded modulation decoding apparatus and method thereof
WO2007012053A1 (en) 2005-07-20 2007-01-25 Stmicroelectronics, S.R.L. Apparatus and method for detecting communications from multiple sources
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
ES2545782T3 (es) 2008-03-03 2015-09-15 Rai Radiotelevisione Italiana S.P.A. Patrones de permutación de bits para modulación codificada de LDPC y constelaciones QAM
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
EP2282471A1 (en) * 2009-08-07 2011-02-09 Thomson Licensing Data transmission using low density parity check coding and constellation mapping
EP2288048A1 (en) 2009-08-21 2011-02-23 Panasonic Corporation Rotated multi-dimensional constellations for improved diversity in fading channels
WO2011068119A1 (ja) * 2009-12-01 2011-06-09 日本電気株式会社 データ伝送方法、データ受信方法、データ変調装置及びデータ復調装置
KR20120110376A (ko) 2011-03-29 2012-10-10 삼성전자주식회사 데이터 복조 방법 및 데이터 통신 방법
US8811509B2 (en) 2011-05-25 2014-08-19 Broadcom Corporation Forward error correction (FEC) m-bit symbol modulation

Also Published As

Publication number Publication date
CN105144650B (zh) 2018-08-14
EP2926517A1 (en) 2015-10-07
US9106470B2 (en) 2015-08-11
US20140153672A1 (en) 2014-06-05
WO2014088750A1 (en) 2014-06-12
KR20150093184A (ko) 2015-08-17
CN105144650A (zh) 2015-12-09
EP2926517B1 (en) 2016-10-05
KR101692899B1 (ko) 2017-01-04
JP2016502354A (ja) 2016-01-21

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