JPS5259503A - Code transmitter - Google Patents

Code transmitter

Info

Publication number
JPS5259503A
JPS5259503A JP50135270A JP13527075A JPS5259503A JP S5259503 A JPS5259503 A JP S5259503A JP 50135270 A JP50135270 A JP 50135270A JP 13527075 A JP13527075 A JP 13527075A JP S5259503 A JPS5259503 A JP S5259503A
Authority
JP
Japan
Prior art keywords
code transmitter
transmie
waveformes
examined
numbers
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.)
Granted
Application number
JP50135270A
Other languages
Japanese (ja)
Other versions
JPS5548742B2 (en
Inventor
Takeo Yamanaka
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP50135270A priority Critical patent/JPS5259503A/en
Publication of JPS5259503A publication Critical patent/JPS5259503A/en
Publication of JPS5548742B2 publication Critical patent/JPS5548742B2/ja
Granted 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
    • H04L25/493—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 by transition coding, i.e. the time-position or direction of a transition being encoded before transmission

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Dc Digital Transmission (AREA)

Abstract

PURPOSE:Transmitted codes are examined by the numbers of bit timing pulses TP and data pulses DP, thereby making it possible to transmie waveformes having a lower ratio of light emission time vs. total time by means of a code transmitter of simple construction.
JP50135270A 1975-11-11 1975-11-11 Code transmitter Granted JPS5259503A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50135270A JPS5259503A (en) 1975-11-11 1975-11-11 Code transmitter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50135270A JPS5259503A (en) 1975-11-11 1975-11-11 Code transmitter

Publications (2)

Publication Number Publication Date
JPS5259503A true JPS5259503A (en) 1977-05-17
JPS5548742B2 JPS5548742B2 (en) 1980-12-08

Family

ID=15147765

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50135270A Granted JPS5259503A (en) 1975-11-11 1975-11-11 Code transmitter

Country Status (1)

Country Link
JP (1) JPS5259503A (en)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5778607A (en) * 1980-10-29 1982-05-17 Matsushita Electric Ind Co Ltd Recording and reproducing system
JPS5819064A (en) * 1981-07-27 1983-02-03 Shinpo Kogyo Kk Pulse transmitter
JPS5838040A (en) * 1981-08-28 1983-03-05 Sumitomo Electric Ind Ltd Optical transmission and reception circuit
JPS58146151A (en) * 1982-02-24 1983-08-31 Mitsubishi Electric Corp Optical transmitter and receiver for digital signal transmission
JPS59128843A (en) * 1983-01-12 1984-07-25 Showa Electric Wire & Cable Co Ltd System for transmitting supervisory signal
JPS6043055U (en) * 1983-08-10 1985-03-26 インタ−ナショナル　ビジネス　マシ−ンズ　コ−ポレ−ション Infrared data communication device
JPS619952U (en) * 1984-06-21 1986-01-21 日本電子株式会社 Pulse number modulation signal transmission device
JPS6129244A (en) * 1984-07-19 1986-02-10 Fanuc Ltd Transmission system of serial data
JPS61163735A (en) * 1985-01-14 1986-07-24 Yokogawa Electric Corp Optical transmitting circuit

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0543646Y2 (en) * 1985-07-26 1993-11-04
JPH064675Y2 (en) * 1985-11-16 1994-02-09 八鹿鉄工株式会社 Straw cutter / bundling device

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5778607A (en) * 1980-10-29 1982-05-17 Matsushita Electric Ind Co Ltd Recording and reproducing system
JPS5819064A (en) * 1981-07-27 1983-02-03 Shinpo Kogyo Kk Pulse transmitter
JPS5838040A (en) * 1981-08-28 1983-03-05 Sumitomo Electric Ind Ltd Optical transmission and reception circuit
JPH0234216B2 (en) * 1981-08-28 1990-08-02 Sumitomo Electric Industries
JPS58146151A (en) * 1982-02-24 1983-08-31 Mitsubishi Electric Corp Optical transmitter and receiver for digital signal transmission
JPS59128843A (en) * 1983-01-12 1984-07-25 Showa Electric Wire & Cable Co Ltd System for transmitting supervisory signal
JPS6043055U (en) * 1983-08-10 1985-03-26 インタ−ナショナル　ビジネス　マシ−ンズ　コ−ポレ−ション Infrared data communication device
JPS619952U (en) * 1984-06-21 1986-01-21 日本電子株式会社 Pulse number modulation signal transmission device
JPS6129244A (en) * 1984-07-19 1986-02-10 Fanuc Ltd Transmission system of serial data
JPS61163735A (en) * 1985-01-14 1986-07-24 Yokogawa Electric Corp Optical transmitting circuit

Also Published As

Publication number Publication date
JPS5548742B2 (en) 1980-12-08

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