NO136631C - Fremgangsm}te til og anordning for selvsynkroniserende pulsfasemodulasjon for sifferdataoverf¦ring. - Google Patents

Fremgangsm}te til og anordning for selvsynkroniserende pulsfasemodulasjon for sifferdataoverf¦ring.

Info

Publication number
NO136631C
NO136631C NO1549/71A NO154971A NO136631C NO 136631 C NO136631 C NO 136631C NO 1549/71 A NO1549/71 A NO 1549/71A NO 154971 A NO154971 A NO 154971A NO 136631 C NO136631 C NO 136631C
Authority
NO
Norway
Prior art keywords
self
procedure
data transmission
phase modulation
number data
Prior art date
Application number
NO1549/71A
Other languages
English (en)
Norwegian (no)
Other versions
NO136631B (de
Inventor
Ernie George Nassimbene
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Publication of NO136631B publication Critical patent/NO136631B/no
Publication of NO136631C publication Critical patent/NO136631C/no

Links

Classifications

    • 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
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/02—Input arrangements using manually operated switches, e.g. using keyboards or dials
    • G06F3/0202—Constructional details or processes of manufacture of the input device
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/01—Details
    • G06K7/016—Synchronisation of sensing process
    • G06K7/0166—Synchronisation of sensing process by means of clock-signals derived from the code marks, e.g. self-clocking 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Artificial Intelligence (AREA)
  • Human Computer Interaction (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Dc Digital Transmission (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
NO1549/71A 1970-04-27 1971-04-26 Fremgangsm}te til og anordning for selvsynkroniserende pulsfasemodulasjon for sifferdataoverf¦ring. NO136631C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US3195970A 1970-04-27 1970-04-27

Publications (2)

Publication Number Publication Date
NO136631B NO136631B (de) 1977-06-27
NO136631C true NO136631C (no) 1977-10-05

Family

ID=21862326

Family Applications (1)

Application Number Title Priority Date Filing Date
NO1549/71A NO136631C (no) 1970-04-27 1971-04-26 Fremgangsm}te til og anordning for selvsynkroniserende pulsfasemodulasjon for sifferdataoverf¦ring.

Country Status (13)

Country Link
US (1) US3708748A (de)
JP (2) JPS5037081B1 (de)
BE (1) BE766359A (de)
CA (2) CA958487A (de)
CH (1) CH528183A (de)
DE (1) DE2120096B2 (de)
DK (1) DK135438C (de)
ES (1) ES390388A1 (de)
FR (1) FR2092464A5 (de)
GB (1) GB1324223A (de)
NL (1) NL7103604A (de)
NO (1) NO136631C (de)
SE (1) SE369014B (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE791469A (fr) * 1971-11-16 1973-03-16 Monarch Marking Systems Inc Enregistrement code et procede et systeme d'interpretation de cet enregistrement
US3849632A (en) * 1972-06-19 1974-11-19 Pitney Bowes Inc Reading apparatus for optical bar codes
US3763351A (en) * 1972-07-14 1973-10-02 Ibm Bar code scanner
US3755654A (en) * 1972-07-31 1973-08-28 Ibm Digital decoding of retrospective pulse modulation
IT992697B (it) * 1972-09-07 1975-09-30 Ibm Circuito demudulatore perfezionato
US3832577A (en) * 1973-06-22 1974-08-27 Ibm Threshold extraction circuitry for noisy electric waveforms
US3932731A (en) * 1974-08-02 1976-01-13 Bell Telephone Laboratories, Incorporated Code converter
US3988729A (en) * 1975-01-29 1976-10-26 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Differential pulse code modulation
US3978319A (en) * 1975-10-29 1976-08-31 International Business Machines Corporation Universal self-clocking code reading method and apparatus
US4027267A (en) * 1976-06-01 1977-05-31 International Business Machines Corporation Method of decoding data content of F2F and phase shift encoded data streams
US4264934A (en) * 1979-04-23 1981-04-28 Bell Telephone Laboratories, Incorporated Rate adaptive writer for a card having a magnetizable surface
US4519054A (en) * 1982-06-03 1985-05-21 News Log International, Inc. Method for formatting optically encoded digital data on a substrate and the data record carrier formed thereby
JPS60180461U (ja) * 1984-05-10 1985-11-30 セノ−株式会社 腹背筋トレ−ニングマシン
DE3639252C1 (en) * 1986-11-17 1991-05-02 Honeywell Regelsysteme Gmbh Transmitting pulsed digital signals immune to interference - spacing at intervals to represent 1 and 0 and recovering at receiver by resettable time window
DE3640003C2 (de) * 1986-11-22 1996-07-25 Schunk Produktionsgesellschaft Verfahren und Vorrichtung zur Informationsübertragung, insbesondere für mobile Informationsträgersysteme
GB9621378D0 (en) * 1996-10-14 1996-12-04 Esselte Nv Tape printing apparatus
DE19927318A1 (de) * 1999-06-15 2000-12-21 Mannesmann Vdo Ag Verfahren zur drahtlosen Übertragung von Daten
GB2411800B (en) * 2004-03-04 2006-12-06 Philip John Connor Spread spectrum communication system
WO2021105983A1 (en) 2019-11-26 2021-06-03 Kornit Digital Ltd. Method for printing on colored synthetic fabrics utilizing a dye discharge material

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3427444A (en) * 1965-02-15 1969-02-11 Ibm Coding circuits for data transmission systems
GB1189982A (en) * 1966-06-15 1970-04-29 Xerox Corp Binary Encoding
US3510780A (en) * 1966-09-12 1970-05-05 Motorola Inc Two-state communication devices having combined clock and information signals
BE755662A (fr) * 1969-09-17 1971-02-15 Burroughs Corp Procede et appareil d'enregistrement et de detection magnetiques par modulation de frequence

Also Published As

Publication number Publication date
NO136631B (de) 1977-06-27
DE2120096B2 (de) 1972-09-28
ES390388A1 (es) 1974-06-01
CH528183A (de) 1972-09-15
GB1324223A (en) 1973-07-25
SE369014B (de) 1974-07-29
FR2092464A5 (de) 1972-01-21
US3708748A (en) 1973-01-02
DE2120096A1 (de) 1971-11-11
DK135438B (da) 1977-04-25
JPS5267222A (en) 1977-06-03
DK135438C (da) 1977-10-10
JPS5616462B2 (de) 1981-04-16
NL7103604A (de) 1971-10-29
CA1037607A (en) 1978-08-29
BE766359A (fr) 1971-09-16
CA958487A (en) 1974-11-26
JPS5037081B1 (de) 1975-11-29

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