FR2195123A1 - - Google Patents

Info

Publication number
FR2195123A1
FR2195123A1 FR7328583A FR7328583A FR2195123A1 FR 2195123 A1 FR2195123 A1 FR 2195123A1 FR 7328583 A FR7328583 A FR 7328583A FR 7328583 A FR7328583 A FR 7328583A FR 2195123 A1 FR2195123 A1 FR 2195123A1
Authority
FR
France
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.)
Granted
Application number
FR7328583A
Other versions
FR2195123B1 (fr
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.)
Bell and Howell Co
Original Assignee
Bell and Howell Co
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 Bell and Howell Co filed Critical Bell and Howell Co
Publication of FR2195123A1 publication Critical patent/FR2195123A1/fr
Application granted granted Critical
Publication of FR2195123B1 publication Critical patent/FR2195123B1/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/08—Error detection or correction by redundancy in data representation, e.g. by using checking codes
    • G06F11/10—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's
    • 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
    • H04L25/4906—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 binary codes
    • H04L25/4908—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 binary codes using mBnB codes

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Quality & Reliability (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Manipulation Of Pulses (AREA)
FR7328583A 1972-08-04 1973-08-03 Expired FR2195123B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US27813872A 1972-08-04 1972-08-04

Publications (2)

Publication Number Publication Date
FR2195123A1 true FR2195123A1 (fr) 1974-03-01
FR2195123B1 FR2195123B1 (fr) 1977-02-25

Family

ID=23063823

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7328583A Expired FR2195123B1 (fr) 1972-08-04 1973-08-03

Country Status (3)

Country Link
DE (1) DE2339007C2 (fr)
FR (1) FR2195123B1 (fr)
GB (1) GB1435929A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4961204A (en) * 1988-05-23 1990-10-02 Hitachi, Ltd. PCM signal generating/reproducing apparatus

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3108261A (en) * 1960-04-11 1963-10-22 Ampex Recording and/or reproducing system
DE1290598B (de) * 1966-01-13 1969-03-13 Siemens Ag Anordnung zur UEbertragung zusaetzlicher Signale ueber ein elektrisches Nachrichtenuebertragungssystem mittels Zeitraffung
CH504818A (de) * 1968-12-11 1971-03-15 Standard Telephon & Radio Ag Verfahren zur Datenübertragung über einen Kanal einer PCM-Nachrichtenanlage
US3587043A (en) * 1969-04-29 1971-06-22 Rca Corp Character parity synchronizer
BE756859A (fr) * 1969-09-30 1971-03-30 Siemens Ag Montage pour intercaler des signaux de commande dans une sequence de signaux d'information et pour extraire de tels signaux d'une sequence quicomprend des signaux d'information et de tels signaux de commande
GB1356102A (en) * 1970-06-16 1974-06-12 Post Office System for detecting malfunctioning of a digital transmission channel

Also Published As

Publication number Publication date
DE2339007A1 (de) 1974-02-14
FR2195123B1 (fr) 1977-02-25
DE2339007C2 (de) 1985-09-05
GB1435929A (en) 1976-05-19

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse