JPS4833170B1 - - Google Patents

Info

Publication number
JPS4833170B1
JPS4833170B1 JP42076234A JP7623467A JPS4833170B1 JP S4833170 B1 JPS4833170 B1 JP S4833170B1 JP 42076234 A JP42076234 A JP 42076234A JP 7623467 A JP7623467 A JP 7623467A JP S4833170 B1 JPS4833170 B1 JP S4833170B1
Authority
JP
Japan
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.)
Pending
Application number
JP42076234A
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 filed Critical
Publication of JPS4833170B1 publication Critical patent/JPS4833170B1/ja
Pending 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
    • H04L25/4904—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
    • G11B20/1419—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 to or from biphase level coding, i.e. to or from codes where a one is coded as a transition from a high to a low level during the middle of a bit cell and a zero is encoded as a transition from a low to a high level during the middle of a bit cell or vice versa, e.g. split phase code, Manchester code conversion to or from biphase space or mark coding, i.e. to or from codes where there is a transition at the beginning of every bit cell and a one has no second transition and a zero has a second transition one half of a bit period later or vice versa, e.g. double frequency code, FM code
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/02—Speed or phase control by the received code signals, the signals containing no special synchronisation information
    • H04L7/033—Speed or phase control by the received code signals, the signals containing no special synchronisation information using the transitions of the received signal to control the phase of the synchronising-signal-generating means, e.g. using a phase-locked loop
    • H04L7/0332—Speed or phase control by the received code signals, the signals containing no special synchronisation information using the transitions of the received signal to control the phase of the synchronising-signal-generating means, e.g. using a phase-locked loop with an integrator-detector
JP42076234A 1967-01-12 1967-11-29 Pending JPS4833170B1 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US60878567A 1967-01-12 1967-01-12

Publications (1)

Publication Number Publication Date
JPS4833170B1 true JPS4833170B1 (ja) 1973-10-12

Family

ID=24437992

Family Applications (1)

Application Number Title Priority Date Filing Date
JP42076234A Pending JPS4833170B1 (ja) 1967-01-12 1967-11-29

Country Status (5)

Country Link
US (1) US3506923A (ja)
JP (1) JPS4833170B1 (ja)
DE (1) DE1294438B (ja)
FR (1) FR1547882A (ja)
GB (1) GB1138035A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5892741A (ja) * 1981-11-27 1983-06-02 Hitachi Ltd 空気調和機の除湿運転制御装置

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3624529A (en) * 1969-11-25 1971-11-30 Chandler Evans Inc Pulse width signal demodulator
US3744023A (en) * 1971-05-17 1973-07-03 Storage Technology Corp Detection and correction of phase encoded data
US3786358A (en) * 1972-12-27 1974-01-15 Ibm Method and apparatus for detecting the beginning of data block
US3950658A (en) * 1974-10-15 1976-04-13 International Business Machines Corporation Data separator with compensation circuit
DE3322623A1 (de) * 1983-06-23 1985-01-03 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung zum wiedergewinnen von in binaeren datensignalen enthaltenden daten
DE3533467C2 (de) * 1985-09-19 1999-01-21 Tandberg Data Verfahren und Anordnung zum störsicheren Erkennen von in Datensignalen enthaltenen Daten
FR2632795B1 (fr) * 1988-06-08 1990-09-07 Telemecanique Electrique Procede et dispositif de decodage d'un signal du type manchester
GB0202189D0 (en) * 2002-01-31 2002-03-20 Zarlink Semiconductor Ab Ultra low power adaptive pulse distance ratio decoder for coded data by feedback of output data

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3049673A (en) * 1959-04-15 1962-08-14 Collins Radio Co Disk reference phase-pulse detector
US3401346A (en) * 1965-12-28 1968-09-10 Ibm Binary data detection system employing phase modulation techniques

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5892741A (ja) * 1981-11-27 1983-06-02 Hitachi Ltd 空気調和機の除湿運転制御装置

Also Published As

Publication number Publication date
GB1138035A (en) 1968-12-27
DE1294438B (de) 1969-05-08
US3506923A (en) 1970-04-14
FR1547882A (fr) 1968-11-29

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