JPS5781760A - Highway test device - Google Patents

Highway test device

Info

Publication number
JPS5781760A
JPS5781760A JP15802180A JP15802180A JPS5781760A JP S5781760 A JPS5781760 A JP S5781760A JP 15802180 A JP15802180 A JP 15802180A JP 15802180 A JP15802180 A JP 15802180A JP S5781760 A JPS5781760 A JP S5781760A
Authority
JP
Japan
Prior art keywords
time slot
storage
clock
transmission
test device
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
JP15802180A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6411185B2 (enrdf_load_html_response
Inventor
Fumiyasu Otani
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
Original Assignee
NEC 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 Electric Co Ltd filed Critical NEC Corp
Priority to JP15802180A priority Critical patent/JPS5781760A/ja
Publication of JPS5781760A publication Critical patent/JPS5781760A/ja
Publication of JPS6411185B2 publication Critical patent/JPS6411185B2/ja
Granted legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M3/00Automatic or semi-automatic exchanges
    • H04M3/22Arrangements for supervision, monitoring or testing
    • H04M3/24Arrangements for supervision, monitoring or testing with provision for checking the normal operation
    • H04M3/244Arrangements for supervision, monitoring or testing with provision for checking the normal operation for multiplex systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
JP15802180A 1980-11-10 1980-11-10 Highway test device Granted JPS5781760A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15802180A JPS5781760A (en) 1980-11-10 1980-11-10 Highway test device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15802180A JPS5781760A (en) 1980-11-10 1980-11-10 Highway test device

Publications (2)

Publication Number Publication Date
JPS5781760A true JPS5781760A (en) 1982-05-21
JPS6411185B2 JPS6411185B2 (enrdf_load_html_response) 1989-02-23

Family

ID=15662532

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15802180A Granted JPS5781760A (en) 1980-11-10 1980-11-10 Highway test device

Country Status (1)

Country Link
JP (1) JPS5781760A (enrdf_load_html_response)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002271289A (ja) * 2001-03-12 2002-09-20 Toyo Commun Equip Co Ltd 伝送路試験回路

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002271289A (ja) * 2001-03-12 2002-09-20 Toyo Commun Equip Co Ltd 伝送路試験回路

Also Published As

Publication number Publication date
JPS6411185B2 (enrdf_load_html_response) 1989-02-23

Similar Documents

Publication Publication Date Title
JPS5781760A (en) Highway test device
JPS52141255A (en) Transmitting device for process signal
JPS558166A (en) Data transmission system
JPS5696552A (en) Erastic storage
JPS54161816A (en) Time-division type information transmission device
JPS5799062A (en) Reception circuit for data transmission
JPS5341111A (en) Dial signal sending device
JPS5690658A (en) Compression system for japanese character data
JPS5312215A (en) Pulse transfer circuit
JPS5289344A (en) Data collecting and transmitting system
JPS5340177A (en) Input and output control system in remote supervising control system
JPS53130913A (en) Multiplex transmission unit
JPS55159660A (en) Code conversion circuit
JPS5742230A (en) Clock switching device
JPS56160162A (en) Data transmitting system
JPS5375705A (en) Transmission system for optical signal
JPS5773532A (en) Count value storage device
JPS57196688A (en) Multiplexing system for dial pulse transmission trunk
JPS5755446A (en) Check system for digital transfer data
JPS538501A (en) Inter-call device for individual selection
JPS52133485A (en) Centralized supervision system
JPS5478905A (en) Data transmission unit
JPS5465415A (en) Time matching circuit
JPS53131712A (en) Hot-line connection system for automatic exchange
JPS56100574A (en) Synchronous matching system