JPS5222807A - Pulse conducting method - Google Patents

Pulse conducting method

Info

Publication number
JPS5222807A
JPS5222807A JP9851475A JP9851475A JPS5222807A JP S5222807 A JPS5222807 A JP S5222807A JP 9851475 A JP9851475 A JP 9851475A JP 9851475 A JP9851475 A JP 9851475A JP S5222807 A JPS5222807 A JP S5222807A
Authority
JP
Japan
Prior art keywords
conducting method
pulse conducting
pulse
find out
much smaller
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.)
Pending
Application number
JP9851475A
Other languages
Japanese (ja)
Inventor
Koichi Oota
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP9851475A priority Critical patent/JPS5222807A/en
Publication of JPS5222807A publication Critical patent/JPS5222807A/en
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
    • H04L25/4906—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
    • H04L25/491—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 using 1B2B 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)

Abstract

PURPOSE:To find out signal structure whose signal width is much smaller than the conventional one.
JP9851475A 1975-08-15 1975-08-15 Pulse conducting method Pending JPS5222807A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9851475A JPS5222807A (en) 1975-08-15 1975-08-15 Pulse conducting method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9851475A JPS5222807A (en) 1975-08-15 1975-08-15 Pulse conducting method

Publications (1)

Publication Number Publication Date
JPS5222807A true JPS5222807A (en) 1977-02-21

Family

ID=14221746

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9851475A Pending JPS5222807A (en) 1975-08-15 1975-08-15 Pulse conducting method

Country Status (1)

Country Link
JP (1) JPS5222807A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS585055A (en) * 1981-07-02 1983-01-12 Nec Corp Control system
US6286581B1 (en) * 1999-07-28 2001-09-11 Ronald Gustafson Method for machining sand block into sand molding elements including sand molds and sand cores for metal casting foundry operations
US6554056B1 (en) 2001-12-18 2003-04-29 Ronald L. Gustafson Method of modifying patterned sand molding elements through machining for producing prototype metal castings

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS585055A (en) * 1981-07-02 1983-01-12 Nec Corp Control system
US6286581B1 (en) * 1999-07-28 2001-09-11 Ronald Gustafson Method for machining sand block into sand molding elements including sand molds and sand cores for metal casting foundry operations
US6386264B2 (en) 1999-07-28 2002-05-14 Ronald Gustafson Method for machining sand block into sand molding elements including sand molds and sand cores for metal casting foundry operations
US6554056B1 (en) 2001-12-18 2003-04-29 Ronald L. Gustafson Method of modifying patterned sand molding elements through machining for producing prototype metal castings

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