ES422991A1 - Un dispositivo para la deteccion de errores en sistemas de modulacion por codigo de impulsos. - Google Patents

Un dispositivo para la deteccion de errores en sistemas de modulacion por codigo de impulsos.

Info

Publication number
ES422991A1
ES422991A1 ES422991A ES422991A ES422991A1 ES 422991 A1 ES422991 A1 ES 422991A1 ES 422991 A ES422991 A ES 422991A ES 422991 A ES422991 A ES 422991A ES 422991 A1 ES422991 A1 ES 422991A1
Authority
ES
Spain
Prior art keywords
polarity
elements
disparity
transmitted signal
digital word
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
Application number
ES422991A
Other languages
English (en)
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.)
Nokia Spain SA
Original Assignee
Alcatel Espana SA
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 Alcatel Espana SA filed Critical Alcatel Espana SA
Publication of ES422991A1 publication Critical patent/ES422991A1/es
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H04L25/4917—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 multilevel codes
    • H04L25/4923—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 multilevel codes using ternary codes
    • H04L25/4925—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 multilevel codes using ternary codes using balanced bipolar ternary codes

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Dc Digital Transmission (AREA)
  • Error Detection And Correction (AREA)
ES422991A 1973-02-08 1974-02-07 Un dispositivo para la deteccion de errores en sistemas de modulacion por codigo de impulsos. Expired ES422991A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB621173A GB1423776A (en) 1973-02-08 1973-02-08 Error detection in pcm systems

Publications (1)

Publication Number Publication Date
ES422991A1 true ES422991A1 (es) 1976-05-16

Family

ID=9810450

Family Applications (1)

Application Number Title Priority Date Filing Date
ES422991A Expired ES422991A1 (es) 1973-02-08 1974-02-07 Un dispositivo para la deteccion de errores en sistemas de modulacion por codigo de impulsos.

Country Status (9)

Country Link
US (1) US3902117A (es)
BE (1) BE810752A (es)
CH (1) CH575195A5 (es)
DE (1) DE2405657A1 (es)
ES (1) ES422991A1 (es)
FR (1) FR2217864B1 (es)
GB (1) GB1423776A (es)
IT (1) IT1006282B (es)
NL (1) NL7401591A (es)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2836445C2 (de) * 1978-08-19 1979-11-15 Te Ka De Felten & Guilleaume Fernmeldeanlagen Gmbh, 8500 Nuernberg Schaltungsanordnung zur Fehlererkennung in Digitalsignalen
NL7903466A (nl) * 1979-05-03 1980-11-05 Philips Nv Spectrumomvormer voor analoge signalen.
JPS5665313A (en) * 1979-10-29 1981-06-03 Sony Corp Data converting circuit
JPS5665314A (en) * 1979-11-02 1981-06-03 Sony Corp Encoder for binary signal
JPS57176866A (en) * 1981-04-24 1982-10-30 Sony Corp Encoder of binary signal
JPS5875950A (ja) * 1981-10-31 1983-05-07 Sony Corp ２値データの伝送方法
JPS6173424A (ja) * 1984-09-19 1986-04-15 Hitachi Ltd ２値デ−タ変換方式
US4656633A (en) * 1985-03-15 1987-04-07 Dolby Laboratories Licensing Corporation Error concealment system
GB2247138B (en) * 1990-06-29 1994-10-12 Digital Equipment Corp System and method for error detection and reducing simultaneous switching noise
US5525983A (en) * 1994-05-25 1996-06-11 3Com Corporation Method and apparatus for implementing a type 8B6T encoder and decoder
US7038599B2 (en) * 2002-04-11 2006-05-02 Koninklijke Philips Electronics N.V. Stochastic DC control
US8750176B2 (en) 2010-12-22 2014-06-10 Apple Inc. Methods and apparatus for the intelligent association of control symbols
US9838226B2 (en) 2012-01-27 2017-12-05 Apple Inc. Methods and apparatus for the intelligent scrambling of control symbols
US8897398B2 (en) 2012-01-27 2014-11-25 Apple Inc. Methods and apparatus for error rate estimation
US9450790B2 (en) 2013-01-31 2016-09-20 Apple Inc. Methods and apparatus for enabling and disabling scrambling of control symbols
US9210010B2 (en) 2013-03-15 2015-12-08 Apple, Inc. Methods and apparatus for scrambling symbols over multi-lane serial interfaces
US8917194B2 (en) 2013-03-15 2014-12-23 Apple, Inc. Methods and apparatus for context based line coding
EP2811483A3 (en) 2013-05-17 2015-06-03 Apple Inc. Methods and apparatus for error rate estimation
GB201713789D0 (en) * 2017-08-29 2017-10-11 Graber Steffen Extended range ethernet code

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3369229A (en) * 1964-12-14 1968-02-13 Bell Telephone Labor Inc Multilevel pulse transmission system
US3518662A (en) * 1965-09-27 1970-06-30 Kokusai Denshin Denwa Co Ltd Digital transmission system using a multilevel pulse signal
GB1156279A (en) * 1967-12-20 1969-06-25 Standard Telephones Cables Ltd Data Transmission Terminal
GB1250924A (es) * 1969-06-25 1971-10-27
US3753113A (en) * 1970-06-20 1973-08-14 Nippon Electric Co Multilevel code signal transmission system

Also Published As

Publication number Publication date
NL7401591A (es) 1974-08-12
DE2405657A1 (de) 1974-08-15
FR2217864B1 (es) 1977-09-09
BE810752A (nl) 1974-08-08
GB1423776A (en) 1976-02-04
US3902117A (en) 1975-08-26
FR2217864A1 (es) 1974-09-06
IT1006282B (it) 1976-09-30
AU6540074A (en) 1975-08-14
CH575195A5 (es) 1976-04-30

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