ATE260005T1 - Verfahren zum senden und empfangen von produktkodierten und qpsk-modulierten signalen - Google Patents

Verfahren zum senden und empfangen von produktkodierten und qpsk-modulierten signalen

Info

Publication number
ATE260005T1
ATE260005T1 AT01403327T AT01403327T ATE260005T1 AT E260005 T1 ATE260005 T1 AT E260005T1 AT 01403327 T AT01403327 T AT 01403327T AT 01403327 T AT01403327 T AT 01403327T AT E260005 T1 ATE260005 T1 AT E260005T1
Authority
AT
Austria
Prior art keywords
bits
transmitting
coding
modulated signals
receiving product
Prior art date
Application number
AT01403327T
Other languages
English (en)
Inventor
Juing Fang
Original Assignee
Cit Alcatel
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 Cit Alcatel filed Critical Cit Alcatel
Application granted granted Critical
Publication of ATE260005T1 publication Critical patent/ATE260005T1/de

Links

Classifications

    • 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
    • H04L27/32—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
    • H04L27/3427—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 in which the constellation is the n - fold Cartesian product of a single underlying two-dimensional constellation
    • H04L27/3433—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 in which the constellation is the n - fold Cartesian product of a single underlying two-dimensional constellation using an underlying square constellation

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
AT01403327T 2001-01-15 2001-12-20 Verfahren zum senden und empfangen von produktkodierten und qpsk-modulierten signalen ATE260005T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0100464A FR2819654B1 (fr) 2001-01-15 2001-01-15 Procede pour la transmission et la reception de signaux numeriques modules en phase a quatre etats

Publications (1)

Publication Number Publication Date
ATE260005T1 true ATE260005T1 (de) 2004-03-15

Family

ID=8858807

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01403327T ATE260005T1 (de) 2001-01-15 2001-12-20 Verfahren zum senden und empfangen von produktkodierten und qpsk-modulierten signalen

Country Status (5)

Country Link
US (1) US7027524B2 (de)
EP (1) EP1223701B1 (de)
AT (1) ATE260005T1 (de)
DE (1) DE60102067T2 (de)
FR (1) FR2819654B1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6775801B2 (en) * 2001-09-26 2004-08-10 Texas Instruments Incorporated Turbo decoder extrinsic normalization
GB2525878B (en) * 2014-05-07 2016-08-24 Cisco Tech Inc Rate adaptive turbo forward error correction
US9319147B2 (en) * 2014-06-30 2016-04-19 Alcatel Lucent Optical receiver for quadrature-phase-shift-keying and quadrature-duobinary signals
US20220152203A1 (en) * 2020-11-15 2022-05-19 Trevor P. Castor Broad-based therapeutic for inactivating covid-19 and other viral pathogens using chemiluminescence-activated compounds encapsulated in nanoparticles
FR3167016A1 (fr) * 2024-09-30 2026-04-03 Orange Procédé d’encodage relatif d’un signal

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4660214A (en) * 1985-08-01 1987-04-21 Infinet, Inc. QANI Trellis-coded signal structure
US5692007A (en) * 1994-09-09 1997-11-25 Omnipoint Corporation Method and apparatus for differential phase encoding and decoding in spread-spectrum communication systems with continuous-phase modulation
US5621761A (en) * 1994-12-09 1997-04-15 General Instrument Corporation Of Delaware Rotationally invariant trellis coding incorporating transparent binary convolutional codes
FR2742611B1 (fr) * 1995-12-19 1998-01-16 Alcatel Telspace Systeme de codage/decodage utilisant la modulation maq-16 codee en blocs a multiniveaux
US6185259B1 (en) * 1996-06-12 2001-02-06 Ericsson Inc. Transmitter/receiver for GMSK and offset-QAM
US5966412A (en) * 1997-06-30 1999-10-12 Thomson Consumer Electronics, Inc. Apparatus and method for processing a Quadrature Amplitude Modulated (QAM) signal
US6470055B1 (en) * 1998-08-10 2002-10-22 Kamilo Feher Spectrally efficient FQPSK, FGMSK, and FQAM for enhanced performance CDMA, TDMA, GSM, OFDN, and other systems

Also Published As

Publication number Publication date
DE60102067D1 (de) 2004-03-25
FR2819654B1 (fr) 2003-04-11
US7027524B2 (en) 2006-04-11
US20020133644A1 (en) 2002-09-19
EP1223701B1 (de) 2004-02-18
EP1223701A1 (de) 2002-07-17
DE60102067T2 (de) 2004-08-05
FR2819654A1 (fr) 2002-07-19

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