JPS5240008A - Mark rate detection circuit - Google Patents

Mark rate detection circuit

Info

Publication number
JPS5240008A
JPS5240008A JP50115496A JP11549675A JPS5240008A JP S5240008 A JPS5240008 A JP S5240008A JP 50115496 A JP50115496 A JP 50115496A JP 11549675 A JP11549675 A JP 11549675A JP S5240008 A JPS5240008 A JP S5240008A
Authority
JP
Japan
Prior art keywords
mark rate
detection circuit
rate detection
mark
assured
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
JP50115496A
Other languages
Japanese (ja)
Inventor
Tsunayoshi Shimoyama
Toshiharu Takano
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP50115496A priority Critical patent/JPS5240008A/en
Publication of JPS5240008A publication Critical patent/JPS5240008A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/20—Arrangements for detecting or preventing errors in the information received using signal quality detector

Landscapes

  • Engineering & Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Dc Digital Transmission (AREA)

Abstract

PURPOSE:The mark rate is always monitored with a simple circuit configuration. And when the mark rate exceeds a fixed value, an assured alarm signal is given.
JP50115496A 1975-09-26 1975-09-26 Mark rate detection circuit Pending JPS5240008A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50115496A JPS5240008A (en) 1975-09-26 1975-09-26 Mark rate detection circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50115496A JPS5240008A (en) 1975-09-26 1975-09-26 Mark rate detection circuit

Publications (1)

Publication Number Publication Date
JPS5240008A true JPS5240008A (en) 1977-03-28

Family

ID=14663936

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50115496A Pending JPS5240008A (en) 1975-09-26 1975-09-26 Mark rate detection circuit

Country Status (1)

Country Link
JP (1) JPS5240008A (en)

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Legal Events

Date Code Title Description
A313 Final decision of rejection without a dissenting response from the applicant

Free format text: JAPANESE INTERMEDIATE CODE: A313

Effective date: 20040406

A02 Decision of refusal

Free format text: JAPANESE INTERMEDIATE CODE: A02

Effective date: 20040427