JPS53129515A - Return circuit for pilot signal - Google Patents

Return circuit for pilot signal

Info

Publication number
JPS53129515A
JPS53129515A JP4435377A JP4435377A JPS53129515A JP S53129515 A JPS53129515 A JP S53129515A JP 4435377 A JP4435377 A JP 4435377A JP 4435377 A JP4435377 A JP 4435377A JP S53129515 A JPS53129515 A JP S53129515A
Authority
JP
Japan
Prior art keywords
pilot signal
return circuit
signal
shifted
comparing
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
JP4435377A
Other languages
Japanese (ja)
Other versions
JPS5755342B2 (en
Inventor
Masahiro Ko
Yoji Fukinuki
Moriyuki Yamamoto
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.)
NEC Corp
Nippon Telegraph and Telephone Corp
Original Assignee
NEC Corp
Nippon Telegraph and Telephone Corp
Nippon Electric Co 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 NEC Corp, Nippon Telegraph and Telephone Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP4435377A priority Critical patent/JPS53129515A/en
Publication of JPS53129515A publication Critical patent/JPS53129515A/en
Publication of JPS5755342B2 publication Critical patent/JPS5755342B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J3/00—Continuous tuning
    • H03J3/02—Details
    • H03J3/12—Electrically-operated arrangements for indicating correct tuning
    • H03J3/14—Visual indication, e.g. magic eye

Landscapes

  • Time-Division Multiplex Systems (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)

Abstract

PURPOSE:To make it possible to obtain an original pilot signal even if the slip occurs between input and output PCM signals of a transmission-line terminating set, by comparing a write address signal whose phase is shifted by a half frame with a writable signal and by selecting either one.
JP4435377A 1977-04-18 1977-04-18 Return circuit for pilot signal Granted JPS53129515A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4435377A JPS53129515A (en) 1977-04-18 1977-04-18 Return circuit for pilot signal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4435377A JPS53129515A (en) 1977-04-18 1977-04-18 Return circuit for pilot signal

Publications (2)

Publication Number Publication Date
JPS53129515A true JPS53129515A (en) 1978-11-11
JPS5755342B2 JPS5755342B2 (en) 1982-11-24

Family

ID=12689139

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4435377A Granted JPS53129515A (en) 1977-04-18 1977-04-18 Return circuit for pilot signal

Country Status (1)

Country Link
JP (1) JPS53129515A (en)

Also Published As

Publication number Publication date
JPS5755342B2 (en) 1982-11-24

Similar Documents

Publication Publication Date Title
JPS53129515A (en) Return circuit for pilot signal
JPS5441651A (en) Digital filter of non-circulation type
ES451439A1 (en) Clock signal and auxiliary signal transmission system
ES449010A1 (en) Comparator/bistable circuit
JPS533049A (en) Logical circuit
JPS51129160A (en) Phase sychronize circuit
JPS5313849A (en) Output circuit
JPS52149461A (en) Amplifier circuit
JPS5382152A (en) Sampling circuit
JPS5312215A (en) Pulse transfer circuit
JPS53138250A (en) Output buffer circuit
JPS5235563A (en) Isolation amplifier
JPS5354446A (en) Trap circuit
JPS5321561A (en) Pulse signal circuit
JPS5329643A (en) Singal hold circuit
JPS51150955A (en) Phase comparison circuit
JPS536555A (en) Differential amplifier circuit
JPS52142956A (en) Differential amplifier unit
JPS51114046A (en) Block average circuit
JPS53121531A (en) Input/output channel
JPS56122520A (en) Phase difference detecting circuit
JPS534457A (en) Amplifier circuit
JPS53140957A (en) D type flip flop
JPS5230104A (en) Pulse discriminator
JPS5297614A (en) Control circuit