JPH0379899B2 - - Google Patents
Info
- Publication number
- JPH0379899B2 JPH0379899B2 JP15901784A JP15901784A JPH0379899B2 JP H0379899 B2 JPH0379899 B2 JP H0379899B2 JP 15901784 A JP15901784 A JP 15901784A JP 15901784 A JP15901784 A JP 15901784A JP H0379899 B2 JPH0379899 B2 JP H0379899B2
- Authority
- JP
- Japan
- Prior art keywords
- error
- monitoring device
- monitoring
- signal
- circuit
- 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 - Lifetime
Links
- 238000012806 monitoring device Methods 0.000 claims description 57
- 230000005540 biological transmission Effects 0.000 claims description 29
- 238000012544 monitoring process Methods 0.000 claims description 23
- 238000001514 detection method Methods 0.000 claims description 17
- 230000015654 memory Effects 0.000 claims description 15
- 238000004891 communication Methods 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000003321 amplification Effects 0.000 description 3
- 238000003199 nucleic acid amplification method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/40—Monitoring; Testing of relay systems
- H04B17/407—Monitoring; Testing of relay systems without selective localization
- H04B17/408—Monitoring; Testing of relay systems without selective localization using successive loop-backs
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Monitoring And Testing Of Exchanges (AREA)
- Dc Digital Transmission (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15901784A JPS6139735A (ja) | 1984-07-31 | 1984-07-31 | 常時監視方式 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15901784A JPS6139735A (ja) | 1984-07-31 | 1984-07-31 | 常時監視方式 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6139735A JPS6139735A (ja) | 1986-02-25 |
JPH0379899B2 true JPH0379899B2 (ru) | 1991-12-20 |
Family
ID=15684427
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP15901784A Granted JPS6139735A (ja) | 1984-07-31 | 1984-07-31 | 常時監視方式 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6139735A (ru) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0748700B2 (ja) * | 1987-02-28 | 1995-05-24 | 日本電気株式会社 | Pcm中継装置の監視方式 |
JPH0687566B2 (ja) * | 1988-08-24 | 1994-11-02 | 日本電気株式会社 | 折返し試験方式 |
CN109417425B (zh) * | 2016-07-01 | 2022-02-18 | 日本电气株式会社 | 中继设备、监视系统和监视信息传输方法 |
-
1984
- 1984-07-31 JP JP15901784A patent/JPS6139735A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS6139735A (ja) | 1986-02-25 |
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