JPS6144429B2 - - Google Patents

Info

Publication number
JPS6144429B2
JPS6144429B2 JP15846280A JP15846280A JPS6144429B2 JP S6144429 B2 JPS6144429 B2 JP S6144429B2 JP 15846280 A JP15846280 A JP 15846280A JP 15846280 A JP15846280 A JP 15846280A JP S6144429 B2 JPS6144429 B2 JP S6144429B2
Authority
JP
Japan
Prior art keywords
code
code sequence
cmi
output
sequence
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.)
Expired
Application number
JP15846280A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5781749A (en
Inventor
Tokuhiro Kitami
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.)
Nippon Telegraph and Telephone Corp
Original Assignee
Nippon Telegraph and Telephone 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 Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Priority to JP15846280A priority Critical patent/JPS5781749A/ja
Publication of JPS5781749A publication Critical patent/JPS5781749A/ja
Publication of JPS6144429B2 publication Critical patent/JPS6144429B2/ja
Granted legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B17/00Monitoring; Testing
    • H04B17/40Monitoring; Testing of relay systems

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Dc Digital Transmission (AREA)
JP15846280A 1980-11-11 1980-11-11 Fault searching system for digital transmission repeating system Granted JPS5781749A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15846280A JPS5781749A (en) 1980-11-11 1980-11-11 Fault searching system for digital transmission repeating system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15846280A JPS5781749A (en) 1980-11-11 1980-11-11 Fault searching system for digital transmission repeating system

Publications (2)

Publication Number Publication Date
JPS5781749A JPS5781749A (en) 1982-05-21
JPS6144429B2 true JPS6144429B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1986-10-02

Family

ID=15672261

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15846280A Granted JPS5781749A (en) 1980-11-11 1980-11-11 Fault searching system for digital transmission repeating system

Country Status (1)

Country Link
JP (1) JPS5781749A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Also Published As

Publication number Publication date
JPS5781749A (en) 1982-05-21

Similar Documents

Publication Publication Date Title
US4604745A (en) Method of searching fault locations in digital transmission line
KR100899478B1 (ko) 확산 스펙트럼 통신 트랜시버에서의 동기화 획득
US4964138A (en) Differential correlator for spread spectrum communication system
US20110043374A1 (en) Communication methods and devices
US4428061A (en) Method and apparatus for receiving carrier-borne digital signals intended to operate remotely-operable switching devices
WO1996026576A1 (en) Error detection in a wireless lan environment
US3337864A (en) Duobinary conversion, reconversion and error detection
US4425666A (en) Data encoding and decoding communication system for three frequency FSK modulation and method therefor
JPS61184014A (ja) 時分割多元接続通信における初期接続方式及び装置
RU2560530C2 (ru) Способ установления цикловой синхронизации
JPH0983608A (ja) 時刻同期装置
JPS6144429B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
RU2236086C2 (ru) Устройство приема и передачи фазоманипулированных кодовых сигналов
US4296495A (en) Device for measuring the quality of a digital radio link
JPS6144430B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
US3500202A (en) Testing system for pulse repeater systems using code converters
SU1042203A1 (ru) Устройство дл детектировани фазоманипулированных сигналов
US20220166501A1 (en) Optical transceiver and method for controlling optical transceiver
DK154250B (da) Alfabet/kode-omsaetter til et digitalt transmissionsanlaeg
SU801280A1 (ru) Многолучева система радиосв зи
RU2011300C1 (ru) Многопараметрическая адаптивная цифровая система радиосвязи
SU944146A1 (ru) Система передачи и приема дискретной информации
KR100257372B1 (ko) 디퍼런셜 코드를 이용한 신호복원회로
US3274493A (en) Circuit for removing distortion in a time synchronous phase modulation receiver
SU1164892A1 (ru) Способ передачи и приема двоичных сигналов и устройство дл его осуществлени