JPH0266052U - - Google Patents
Info
- Publication number
- JPH0266052U JPH0266052U JP1988145512U JP14551288U JPH0266052U JP H0266052 U JPH0266052 U JP H0266052U JP 1988145512 U JP1988145512 U JP 1988145512U JP 14551288 U JP14551288 U JP 14551288U JP H0266052 U JPH0266052 U JP H0266052U
- Authority
- JP
- Japan
- Prior art keywords
- communication device
- perform
- transmission communication
- error detection
- pattern generation
- 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
Links
- 230000005540 biological transmission Effects 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 2
- 238000012544 monitoring process Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Detection And Prevention Of Errors In Transmission (AREA)
- Dc Digital Transmission (AREA)
- Maintenance And Management Of Digital Transmission (AREA)
Description
第１図は本考案の一実施例を示す構成図、第２
図は従来例を示す構成図である。
１０１……伝送通信装置、１０２……パターン
発生回路、１０３……エラー検出回路、１０４，
１０５，１０８，１０９，１１３，１１４……切
替えリレー、１０６……送信側回路、１０７……
受信側回路、１１０……対向の伝送通信装置、１
１１……受信側回路、１１２……送信側回路、１
１５，１１６，１１７……回線。
Fig. 1 is a configuration diagram showing one embodiment of the present invention;
The figure is a configuration diagram showing a conventional example. 101...Transmission communication device, 102...Pattern generation circuit, 103...Error detection circuit, 104,
105, 108, 109, 113, 114...Switching relay, 106...Sending side circuit, 107...
Receiving side circuit, 110... Opposite transmission communication device, 1
11... Receiving side circuit, 112... Transmitting side circuit, 1
15, 116, 117... line.
Claims (1)
、これらの回路により自装置のオフラインモニタ
を行なうとともに、対向する伝送通信装置との間
の試験を行なうことを特徴とする伝送通信装置。 A transmission communication device comprising a built-in pattern generation circuit and an error detection circuit, and uses these circuits to perform off-line monitoring of the device itself and to perform a test with an opposing transmission communication device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988145512U JPH0266052U (en) | 1988-11-07 | 1988-11-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988145512U JPH0266052U (en) | 1988-11-07 | 1988-11-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0266052U true JPH0266052U (en) | 1990-05-18 |
Family
ID=31414170
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988145512U Pending JPH0266052U (en) | 1988-11-07 | 1988-11-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0266052U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US12045521B1 (en) | 2023-02-21 | 2024-07-23 | Ricoh Company, Ltd. | Halftone modification mechanism |
-
1988
- 1988-11-07 JP JP1988145512U patent/JPH0266052U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US12045521B1 (en) | 2023-02-21 | 2024-07-23 | Ricoh Company, Ltd. | Halftone modification mechanism |