ES2181416T3 - Sistema de modulacion de señales digitales. - Google Patents

Sistema de modulacion de señales digitales.

Info

Publication number
ES2181416T3
ES2181416T3 ES99916126T ES99916126T ES2181416T3 ES 2181416 T3 ES2181416 T3 ES 2181416T3 ES 99916126 T ES99916126 T ES 99916126T ES 99916126 T ES99916126 T ES 99916126T ES 2181416 T3 ES2181416 T3 ES 2181416T3
Authority
ES
Spain
Prior art keywords
parameter
input signal
change
pulse width
digital signal
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
ES99916126T
Other languages
English (en)
Spanish (es)
Inventor
Chandra Mohan
Wilhelm Ernst Riedl
Zhiming Zhang
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Thomson Licensing SAS
Original Assignee
Thomson Licensing SAS
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 Thomson Licensing SAS filed Critical Thomson Licensing SAS
Application granted granted Critical
Publication of ES2181416T3 publication Critical patent/ES2181416T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/02—Conversion to or from weighted codes, i.e. the weight given to a digit depending on the position of the digit within the block or code word
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
    • H04L25/40—Transmitting circuits; Receiving circuits
    • H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems
    • H04L25/4904—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems using self-synchronising codes, e.g. split-phase codes
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/14—Digital recording or reproducing using self-clocking codes
    • G11B20/1403—Digital recording or reproducing using self-clocking codes characterised by the use of two levels
    • G11B20/1407—Digital recording or reproducing using self-clocking codes characterised by the use of two levels code representation depending on a single bit, i.e. where a one is always represented by a first code symbol while a zero is always represented by a second code symbol
    • G11B20/1411—Digital recording or reproducing using self-clocking codes characterised by the use of two levels code representation depending on a single bit, i.e. where a one is always represented by a first code symbol while a zero is always represented by a second code symbol conversion to or from pulse width coding
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M5/00—Conversion of the form of the representation of individual digits
    • H03M5/02—Conversion to or from representation by pulses
    • H03M5/04—Conversion to or from representation by pulses the pulses having two levels
    • H03M5/06—Code representation, e.g. transition, for a given bit cell depending only on the information in that bit cell
    • H03M5/08—Code representation by pulse width
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M5/00—Conversion of the form of the representation of individual digits
    • H03M5/02—Conversion to or from representation by pulses
    • H03M5/04—Conversion to or from representation by pulses the pulses having two levels
    • H03M5/06—Code representation, e.g. transition, for a given bit cell depending only on the information in that bit cell
    • H03M5/12—Biphase level code, e.g. split phase code, Manchester code; Biphase space or mark code, e.g. double frequency code
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
    • H04L25/40—Transmitting circuits; Receiving circuits
    • H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems
    • H04L25/4902—Pulse width modulation; Pulse position modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying
    • H04L27/14—Demodulator circuits; Receiver circuits
    • H04L27/144—Demodulator circuits; Receiver circuits with demodulation using spectral properties of the received signal, e.g. by using frequency selective- or frequency sensitive elements
    • H04L27/152—Demodulator circuits; Receiver circuits with demodulation using spectral properties of the received signal, e.g. by using frequency selective- or frequency sensitive elements using controlled oscillators, e.g. PLL arrangements
    • H04L27/1525—Demodulator circuits; Receiver circuits with demodulation using spectral properties of the received signal, e.g. by using frequency selective- or frequency sensitive elements using controlled oscillators, e.g. PLL arrangements using quadrature demodulation

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Theoretical Computer Science (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Dc Digital Transmission (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
ES99916126T 1998-03-11 1999-03-11 Sistema de modulacion de señales digitales. Expired - Lifetime ES2181416T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US7753798P 1998-03-11 1998-03-11

Publications (1)

Publication Number Publication Date
ES2181416T3 true ES2181416T3 (es) 2003-02-16

Family

ID=22138654

Family Applications (1)

Application Number Title Priority Date Filing Date
ES99916126T Expired - Lifetime ES2181416T3 (es) 1998-03-11 1999-03-11 Sistema de modulacion de señales digitales.

Country Status (11)

Country Link
EP (1) EP1062731B1 (enExample)
JP (1) JP2002507075A (enExample)
KR (1) KR100528891B1 (enExample)
CN (1) CN1134894C (enExample)
AU (1) AU769804B2 (enExample)
BR (1) BR9908637A (enExample)
DE (1) DE69902760T2 (enExample)
ES (1) ES2181416T3 (enExample)
IL (1) IL138030A (enExample)
TR (1) TR200002599T2 (enExample)
WO (1) WO1999046861A1 (enExample)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69940400D1 (de) * 1999-06-29 2009-03-26 Sony Deutschland Gmbh Rundfunkempfänger für Vielfach-Übertragungssystem
US6359525B1 (en) * 2000-07-25 2002-03-19 Thomson Licensing S.A. Modulation technique for transmitting multiple high data rate signals through a band limited channel
US6741646B1 (en) * 2000-07-25 2004-05-25 Thomson Licensing S.A. Modulation technique for transmitting a high data rate signal, and an auxiliary data signal, through a band limited channel
US6862317B1 (en) * 2000-07-25 2005-03-01 Thomson Licensing S.A. Modulation technique providing high data rate through band limited channels
US6792051B1 (en) * 2000-07-25 2004-09-14 Thomson Licensing S.A. In-band-on-channel broadcast system for digital data
ATE324732T1 (de) * 2002-02-06 2006-05-15 Abb Schweiz Ag Verfahren zum erzeugen und einrichtung zum empfangen eines anisochronen binären signals
US7042959B2 (en) * 2002-02-20 2006-05-09 Thomson Licensing DSP-based variable aperture code generation technique
JP2005538632A (ja) * 2002-09-13 2005-12-15 コーニンクレッカ　フィリップス　エレクトロニクス　エヌ　ヴィ 集積回路内の情報の符号化
WO2004039089A2 (en) * 2002-10-21 2004-05-06 Atlinks Usa, Inc. Two-dimentional coding for high-density storage media applicatio ns
US7359303B2 (en) 2002-11-20 2008-04-15 Thomson Licensing Multi-dimensional coding for high-density storage media applications
EP1585280B1 (en) * 2003-01-15 2013-03-13 Nippon Telegraph And Telephone Corporation Non-contact RF ID system communication method, non-contact RF ID system, transmitter, and receiver
US7242729B1 (en) 2004-04-26 2007-07-10 Dgi Creations, Llc Signal decoding method and apparatus
US7609784B1 (en) 2004-04-26 2009-10-27 Dgi Creations, Llc Signal decoding method and apparatus with dynamic noise threshold
US7453967B2 (en) * 2004-05-05 2008-11-18 Cisco Technology, Inc. Serial self-adaptable transmission line
RU2281608C1 (ru) * 2005-01-19 2006-08-10 Государственное унитарное предприятие "Конструкторское бюро приборостроения" Способ кодирования электромагнитного излучения и устройство кодирования
US20070025475A1 (en) * 2005-07-28 2007-02-01 Symbol Technologies, Inc. Method and apparatus for data signal processing in wireless RFID systems
US8411788B2 (en) * 2005-11-18 2013-04-02 Qualcomm, Incorporated Digital transmitters for wireless communication
DE602006013489D1 (de) * 2006-12-11 2010-05-20 Wago Kontakttechnik Gmbh Nach Datenverarbeitungseinheit und Verfahren zur Synchronisierung der Kommunikation zwischen Datenverarbeitungseinheiten
CN102522998A (zh) * 2011-11-12 2012-06-27 广州中大微电子有限公司 一种适用于nrz编码信号的typeb全速率解码电路
CN105530018B (zh) * 2016-01-22 2017-06-20 建荣集成电路科技(珠海)有限公司 数字调频接收机的门限扩展系统及方法
KR20170133861A (ko) * 2016-05-27 2017-12-06 주식회사 지엠케이 전력선 통신 시스템
KR20170133862A (ko) * 2016-05-27 2017-12-06 주식회사 지엠케이 전력선 통신 시스템
KR20170133858A (ko) * 2016-05-27 2017-12-06 주식회사 지엠케이 전력선 통신 시스템
CN108233940B (zh) * 2018-01-12 2021-06-15 南京中科微电子有限公司 一种基于iso14443a协议的米勒编码电路
GB2619963B (en) * 2022-06-24 2024-07-17 Data Conv Systems Ltd A transmitter and a receiver

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4462051A (en) * 1982-04-02 1984-07-24 Ampex Corporation Demodulator for an asynchronous binary signal
US5185765A (en) * 1986-05-08 1993-02-09 Walker Harold R High speed data communication system using phase shift key coding
JPS62279562A (ja) * 1986-05-28 1987-12-04 Victor Co Of Japan Ltd デ−タ抜取り方法及びデ−タ抜取り装置
US5025328A (en) * 1989-03-22 1991-06-18 Eastman Kodak Company Circuit for decoding binary information
US4951049A (en) * 1989-03-22 1990-08-21 Eastman Kodak Company Self clocking binary information encoder

Also Published As

Publication number Publication date
JP2002507075A (ja) 2002-03-05
BR9908637A (pt) 2000-11-14
WO1999046861A1 (en) 1999-09-16
IL138030A (en) 2004-09-27
AU3450499A (en) 1999-09-27
DE69902760D1 (de) 2002-10-10
EP1062731A1 (en) 2000-12-27
KR20010041589A (ko) 2001-05-25
AU769804B2 (en) 2004-02-05
KR100528891B1 (ko) 2005-11-16
EP1062731B1 (en) 2002-09-04
DE69902760T2 (de) 2003-06-05
CN1134894C (zh) 2004-01-14
IL138030A0 (en) 2001-10-31
TR200002599T2 (tr) 2000-11-21
CN1292949A (zh) 2001-04-25

Similar Documents

Publication Publication Date Title
ES2181416T3 (es) Sistema de modulacion de señales digitales.
ATE416513T1 (de) Datenumsetzer mit ternärimpulsbreitenmodulations- ausgangsstufen und verfahren und systeme damit
BR9907819A (pt) Codificador/decodificador com estrutura concatenada em série em sistema de comunicação
CA2345237A1 (en) Information additive code generator and decoder for communication systems
EP1241844A3 (en) Combining a clock signal and a data signal
DK0745254T3 (da) Fremgangsmåde til at omdanne en række informationsord på m bits til et moduleret signal, fremgangsmåde til at frembringe en
IL144594A0 (en) Information additive group code generator and decoder for communication systems
ES8706004A1 (es) Perfeccionamientos introducidos en un aparato de retardo.
WO2002009381A3 (en) Data transmission using pulse width modulation
WO2004082187A3 (en) System and method for compressing data in a communications environment
ES8406012A1 (es) Un metodo y un aparato para descodificar una senal de informacion digital binaria
DE69912628D1 (de) Kodierung/dekodierung von zusätzlichen symbolen in einem kommunikationssystem
ATE52402T1 (de) Cmi-decoder.
SE0000699D0 (sv) Krets och förfarande för dämpning av brus i en dataomvandlare
SE9801738D0 (sv) Low power counters
ES2087062T3 (es) Sistemas y metodos de comunicacion y, en concreto, a un sistema localizador que utiliza receptores localizadores portatiles de consumo energetico escaso, y a un metodo de transmision de datos a multiples receptores en un canal comun.
SE9804605D0 (sv) Data slicers
ATE317567T1 (de) Digitales bussystem
MY126157A (en) Method and apparatus for driving a digital display by distributing pwm pulses over time
ES8800775A1 (es) Un aparato para registrar una pluralidad de senales de audio moduladas por codificacion de impulsos.
Jia et al. A digital voice transmission system based on visible light communication
ES475451A1 (es) Ÿsistema de recuperacion de reloj para receptor de transmi- sion de datosÿ
TW200512725A (en) A method of determining a merging bit in an optical storage device
CO4600652A1 (es) Los filtros i, q transversales en equilibrio para los modu- lares en cuadratura
SE8406242L (sv) Krypterings- och dekrypteringsanordning