MX357951B - Aparato de codificación y modulación utilizando constelación no uniforme. - Google Patents

Aparato de codificación y modulación utilizando constelación no uniforme.

Info

Publication number
MX357951B
MX357951B MX2015017219A MX2015017219A MX357951B MX 357951 B MX357951 B MX 357951B MX 2015017219 A MX2015017219 A MX 2015017219A MX 2015017219 A MX2015017219 A MX 2015017219A MX 357951 B MX357951 B MX 357951B
Authority
MX
Mexico
Prior art keywords
constellation
coding
uniform constellation
modulation apparatus
constellations
Prior art date
Application number
MX2015017219A
Other languages
English (en)
Other versions
MX2015017219A (es
Inventor
Shinohara Yuji
Loghin Nabil
Stadelmeier Lothar
Zoellner Jan
Original Assignee
Sony Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Sony Corp filed Critical Sony Corp
Publication of MX2015017219A publication Critical patent/MX2015017219A/es
Publication of MX357951B publication Critical patent/MX357951B/es

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/32Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
    • H04L27/3405Modifications of the signal space to increase the efficiency of transmission, e.g. reduction of the bit error rate, bandwidth, or average power
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/0001Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0002Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate
    • H04L1/0003Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate by switching between different modulation schemes
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/0001Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0009Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the channel coding
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/004Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0041Arrangements at the transmitter end
    • H04L1/0042Encoding specially adapted to other signal generation operation, e.g. in order to reduce transmit distortions, jitter, or to improve signal shape
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/004Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0056Systems characterized by the type of code used
    • H04L1/0057Block codes
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/0008Modulated-carrier systems arrangements for allowing a transmitter or receiver to use more than one type of modulation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/32Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
    • H04L27/36Modulator circuits; Transmitter circuits
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/32Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
    • H04L27/36Modulator circuits; Transmitter circuits
    • H04L27/362Modulation using more than one carrier, e.g. with quadrature carriers, separately amplitude modulated
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/32Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
    • H04L27/38Demodulator circuits; Receiver circuits
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/004Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0041Arrangements at the transmitter end

Abstract

Se presenta un aparato de codificación y modulación y el método. El aparato consiste en un codificador que codifica datos de entrada en palabras de célula, y un modulador que modula dichas palabras de célula en valores de constelación de una constelación no uniforme. El modulador se configura para utilizar, con base en el número total M de puntos de constelación de la constelación y la tasa de código, una constelación no uniforme a partir de uno o varios grupos de constelaciones cada una comprendiendo una o más constelaciones.
MX2015017219A 2013-07-05 2014-07-07 Aparato de codificación y modulación utilizando constelación no uniforme. MX357951B (es)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
EP13175370 2013-07-05
EP13183318 2013-09-06
EP14153438 2014-01-31
EP14168129 2014-05-13
PCT/EP2014/064404 WO2015001121A1 (en) 2013-07-05 2014-07-07 Coding and modulation apparatus using non-uniform constellation

Publications (2)

Publication Number Publication Date
MX2015017219A MX2015017219A (es) 2016-03-21
MX357951B true MX357951B (es) 2018-07-30

Family

ID=51134098

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2015017219A MX357951B (es) 2013-07-05 2014-07-07 Aparato de codificación y modulación utilizando constelación no uniforme.

Country Status (10)

Country Link
US (9) US20160156498A1 (es)
EP (2) EP3621263B1 (es)
JP (1) JP6420333B2 (es)
CN (2) CN105359478B (es)
BR (1) BR112015032847B1 (es)
CA (1) CA2916349C (es)
HU (1) HUE061057T2 (es)
MX (1) MX357951B (es)
WO (1) WO2015001121A1 (es)
ZA (1) ZA201509176B (es)

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Also Published As

Publication number Publication date
US11539569B2 (en) 2022-12-27
HUE061057T2 (hu) 2023-05-28
MX2015017219A (es) 2016-03-21
US11968072B2 (en) 2024-04-23
CA2916349C (en) 2022-02-01
CN105359478B (zh) 2019-05-28
JP6420333B2 (ja) 2018-11-07
US20230088730A1 (en) 2023-03-23
CN110224957B (zh) 2022-05-27
US20230327938A1 (en) 2023-10-12
US20190268209A1 (en) 2019-08-29
US11190387B2 (en) 2021-11-30
CA2916349A1 (en) 2015-01-08
US9813279B2 (en) 2017-11-07
EP3017574A1 (en) 2016-05-11
US10868706B2 (en) 2020-12-15
US20220045894A1 (en) 2022-02-10
US20180359128A1 (en) 2018-12-13
CN110224957A (zh) 2019-09-10
US10091045B2 (en) 2018-10-02
US11716238B2 (en) 2023-08-01
WO2015001121A1 (en) 2015-01-08
US20160156498A1 (en) 2016-06-02
ZA201509176B (en) 2017-01-25
EP3621263B1 (en) 2022-12-07
US20180013602A1 (en) 2018-01-11
EP3621263A1 (en) 2020-03-11
CN105359478A (zh) 2016-02-24
US20170118062A1 (en) 2017-04-27
JP2016526838A (ja) 2016-09-05
US10326635B2 (en) 2019-06-18
BR112015032847A8 (pt) 2019-12-24
BR112015032847A2 (pt) 2017-07-25
US20210144044A1 (en) 2021-05-13
BR112015032847B1 (pt) 2023-05-02
EP3017574B1 (en) 2019-11-13

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