KR102323768B1 - 부호율이 2/15인 ldpc 부호어를 위한 비균등 16-심볼 신호성상을 이용한 변조기 및 이를 이용한 변조 방법 - Google Patents

부호율이 2/15인 ldpc 부호어를 위한 비균등 16-심볼 신호성상을 이용한 변조기 및 이를 이용한 변조 방법 Download PDF

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KR102323768B1
KR102323768B1 KR1020150017771A KR20150017771A KR102323768B1 KR 102323768 B1 KR102323768 B1 KR 102323768B1 KR 1020150017771 A KR1020150017771 A KR 1020150017771A KR 20150017771 A KR20150017771 A KR 20150017771A KR 102323768 B1 KR102323768 B1 KR 102323768B1
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South Korea
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group
uniform
codeword
signal constellation
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KR1020150017771A
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English (en)
Korean (ko)
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KR20150095572A (ko
Inventor
박성익
권선형
이재영
김흥묵
허남호
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한국전자통신연구원
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Application filed by 한국전자통신연구원 filed Critical 한국전자통신연구원
Priority to US14/618,923 priority Critical patent/US9543982B2/en
Priority to CA3043855A priority patent/CA3043855C/en
Priority to CA2964353A priority patent/CA2964353C/en
Priority to CA2881538A priority patent/CA2881538C/en
Priority to MX2015001932A priority patent/MX347524B/es
Priority to MX2017005527A priority patent/MX364121B/es
Priority to MX2019004157A priority patent/MX2019004157A/es
Publication of KR20150095572A publication Critical patent/KR20150095572A/ko
Priority to US15/368,287 priority patent/US10320521B2/en
Priority to US16/401,006 priority patent/US10797822B2/en
Priority to KR1020210148293A priority patent/KR102531459B1/ko
Application granted granted Critical
Publication of KR102323768B1 publication Critical patent/KR102323768B1/ko

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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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
    • H03M13/03—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words
    • H03M13/05—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits
    • H03M13/11—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits using multiple parity bits
    • H03M13/1102—Codes on graphs and decoding on graphs, e.g. low-density parity check [LDPC] 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
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0045—Arrangements at the receiver end
    • 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
    • H04L1/0058—Block-coded modulation
    • 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
    • H04L1/0071—Use of interleaving
    • 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
    • H04L27/38—Demodulator circuits; Receiver circuits

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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)
  • Physics & Mathematics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Theoretical Computer Science (AREA)
  • Error Detection And Correction (AREA)
KR1020150017771A 2014-02-13 2015-02-05 부호율이 2/15인 ldpc 부호어를 위한 비균등 16-심볼 신호성상을 이용한 변조기 및 이를 이용한 변조 방법 KR102323768B1 (ko)

Priority Applications (10)

Application Number Priority Date Filing Date Title
US14/618,923 US9543982B2 (en) 2014-02-13 2015-02-10 Modulator and modulation method using non-uniform 16-symbol signal constellation for low-density parity check codeword having 2/15 code rate
CA2964353A CA2964353C (en) 2014-02-13 2015-02-11 Modulator and modulation method using non-uniform 16-symbol signal constellation for low-density parity check codeword having 2/15 code rate
CA2881538A CA2881538C (en) 2014-02-13 2015-02-11 Modulator and modulation method using non-uniform 16-symbol signal constellation for low-density parity check codeword having 2/15 code rate
CA3043855A CA3043855C (en) 2014-02-13 2015-02-11 Modulator and modulation method using non-uniform 16-symbol signal constellation for low-density parity check codeword having 2/15 code rate
MX2015001932A MX347524B (es) 2014-02-13 2015-02-12 Modulador y método de modulación que usa constelación de señal de dieciséis símbolos no uniforme para palabra código de verificación de paridad de baja densidad que tiene tasa de código 2/15.
MX2017005527A MX364121B (es) 2014-02-13 2015-02-12 Modulador y método de modulación que usa constelación de señal de dieciséis símbolos no uniforme para palabra código de verificación de paridad de baja densidad que tiene tasa de código 2/15.
MX2019004157A MX2019004157A (es) 2014-02-13 2015-02-12 Modulador y metodo de modulacion que usa constelacion de se?al de dieciseis simbolos no uniforme para palabra codigo de verificacion de paridad de baja densidad que tiene tasa de codigo 2/15.
US15/368,287 US10320521B2 (en) 2014-02-13 2016-12-02 Modulator and modulation method using non-uniform 16-symbol signal constellation for low-density parity check codeword having 2/15 code rate
US16/401,006 US10797822B2 (en) 2014-02-13 2019-05-01 Modulator and modulation method using non-uniform 16-symbol signal constellation for low-density parity check codeword having 2/15 code rate
KR1020210148293A KR102531459B1 (ko) 2014-02-13 2021-11-01 부호율이 2/15인 ldpc 부호어를 위한 비균등 16-심볼 신호성상을 이용한 변조기 및 이를 이용한 변조 방법

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR20140016860 2014-02-13
KR1020140016860 2014-02-13

Related Child Applications (1)

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KR1020210148293A Division KR102531459B1 (ko) 2014-02-13 2021-11-01 부호율이 2/15인 ldpc 부호어를 위한 비균등 16-심볼 신호성상을 이용한 변조기 및 이를 이용한 변조 방법

Publications (2)

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KR20150095572A KR20150095572A (ko) 2015-08-21
KR102323768B1 true KR102323768B1 (ko) 2021-11-11

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Application Number Title Priority Date Filing Date
KR1020150017771A KR102323768B1 (ko) 2014-02-13 2015-02-05 부호율이 2/15인 ldpc 부호어를 위한 비균등 16-심볼 신호성상을 이용한 변조기 및 이를 이용한 변조 방법
KR1020210148293A KR102531459B1 (ko) 2014-02-13 2021-11-01 부호율이 2/15인 ldpc 부호어를 위한 비균등 16-심볼 신호성상을 이용한 변조기 및 이를 이용한 변조 방법
KR1020230058298A KR20230066534A (ko) 2014-02-13 2023-05-04 부호율이 2/15인 ldpc 부호어를 위한 비균등 16-심볼 신호성상을 이용한 bicm 수신 장치 및 방법

Family Applications After (2)

Application Number Title Priority Date Filing Date
KR1020210148293A KR102531459B1 (ko) 2014-02-13 2021-11-01 부호율이 2/15인 ldpc 부호어를 위한 비균등 16-심볼 신호성상을 이용한 변조기 및 이를 이용한 변조 방법
KR1020230058298A KR20230066534A (ko) 2014-02-13 2023-05-04 부호율이 2/15인 ldpc 부호어를 위한 비균등 16-심볼 신호성상을 이용한 bicm 수신 장치 및 방법

Country Status (2)

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KR (3) KR102323768B1 (es)
MX (2) MX347524B (es)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110090948A1 (en) * 2008-06-13 2011-04-21 Wei Zhou Adaptive qam transmission scheme to improve performance on an awgn channel
US20120140846A1 (en) * 2004-11-03 2012-06-07 Panasonic Corporation Method for transmitting signals in a digital communication system and transmitter for a digital communication system

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120140846A1 (en) * 2004-11-03 2012-06-07 Panasonic Corporation Method for transmitting signals in a digital communication system and transmitter for a digital communication system
US20110090948A1 (en) * 2008-06-13 2011-04-21 Wei Zhou Adaptive qam transmission scheme to improve performance on an awgn channel

Also Published As

Publication number Publication date
MX2015001932A (es) 2015-10-26
KR102531459B1 (ko) 2023-05-12
KR20230066534A (ko) 2023-05-16
MX364121B (es) 2019-04-12
MX347524B (es) 2017-04-27
KR20210133946A (ko) 2021-11-08
KR20150095572A (ko) 2015-08-21

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