JPS6359575B2 - - Google Patents
Info
- Publication number
- JPS6359575B2 JPS6359575B2 JP3573581A JP3573581A JPS6359575B2 JP S6359575 B2 JPS6359575 B2 JP S6359575B2 JP 3573581 A JP3573581 A JP 3573581A JP 3573581 A JP3573581 A JP 3573581A JP S6359575 B2 JPS6359575 B2 JP S6359575B2
- Authority
- JP
- Japan
- Prior art keywords
- test signal
- trunk
- communication path
- detection circuit
- signal detection
- 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
Links
- 238000012360 testing method Methods 0.000 claims description 44
- 238000001514 detection method Methods 0.000 claims description 17
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 claims description 11
- 238000010998 test method Methods 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/22—Arrangements for supervision, monitoring or testing
- H04M3/24—Arrangements for supervision, monitoring or testing with provision for checking the normal operation
- H04M3/244—Arrangements 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)
Description
【発明の詳細な説明】
本発明はデイジタルスイツチ網における台トラ
ンクの導通試験方式に関する。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a continuity test method for trunk trunks in a digital switch network.
従来、通話トランク系と台トランクとの間で通
話路の導通試験を行なうときは第１図に示すよう
に台トランク８側の試験信号発生回路１０は台ト
ランク８の出口側ハイウエイのインタフエース部
１１に、また試験信号検出回路９は台トランク８
の入口側ハイウエイのインタフエース部１２に接
続されていた。すなわち、通話トランク系の試験
信号発生回路６はアナログ通話トランク４、符号
器／復号器５が接続された多重化装置２、デイジ
タルスイツチングネツトワーク１、台トランク８
のインターフエース部１２を介し試験信号検出回
路９に接続され、同様に試験発生回路１０は受信
回路７に接続されていた。そのため台トランク８
と通話トランク４が接続されたスイツチングネツ
トワーク１との間の通話路の導通を確認すること
ができるが、台トランク８の内部の導通について
は確認することができず試験としては不十分であ
つた。なお１３は台トランク動作制御部でインタ
フエース部のオンオフだけでなくタイムスロツト
変換を行なうスイツチング回路１４をも制御する
ものである。 Conventionally, when conducting a continuity test of a communication path between a communication trunk system and a stand trunk, as shown in FIG. 11, and the test signal detection circuit 9 is connected to the trunk 8.
It was connected to the interface section 12 of the entrance side highway. That is, the test signal generation circuit 6 for the speech trunk system includes an analog speech trunk 4, a multiplexer 2 to which an encoder/decoder 5 is connected, a digital switching network 1, and a trunk trunk 8.
The test signal detection circuit 9 was connected to the test signal detection circuit 9 through the interface section 12 of the test signal detection circuit 9, and the test generation circuit 10 was similarly connected to the reception circuit 7. Therefore, the trunk 8
Although it is possible to confirm the continuity of the communication path between the terminal and the switching network 1 to which the communication trunk 4 is connected, it is not possible to confirm the continuity inside the stand trunk 8, and the test is insufficient. It was hot. Reference numeral 13 denotes a trunk operation control section which not only turns on and off the interface section but also controls the switching circuit 14 which performs time slot conversion.
本発明の目的は通話トランクと台トランクとの
間の通話路導通試験時に台トランク内部の通話路
の導通をも確認できるようにした導通試験方式を
提供することにある。 SUMMARY OF THE INVENTION An object of the present invention is to provide a continuity test method that allows continuity of the communication path inside the trunk to be confirmed when testing continuity of the communication path between the trunk and the trunk.
本発明のデイジタル台トランク導通試験方式
は、デイジタルスイツチングネツトワークと、該
デイジタルスイツチングネツトワークに接続され
た多重化装置および多重分離装置と、該多重化装
置に接続された第一の試験信号発生回路と、前記
多重分離装置に接続された第一の試験信号検出回
路と、通話路スイツチ、該通話路スイツチの入口
側に設けられたハイウエイインタフエース、該入
口側のハイウエイインタフエースに接続された第
二の試験信号発生回路、前記通話路スイツチの出
口側に設けられたハイウエイインタフエース、お
よび該出口側のハイウエイインタフエースに接続
された第二の試験信号検出回路を有する台トラン
クとを備え、
前記第一の試験信号発生回路からの試験信号を
前記多重化装置、デイジタルスイツチングネツト
ワーク、入口側ハイウエイインタフエースおよび
通話路スイツチを介して第二の試験信号検出回路
で受信判定し、また、第二の試験信号発生回路か
らの試験信号を前記通話路スイツチ、出口側ハイ
ウエイインタフエース、デイジタルスイツチング
ネツトワーク、および多重分離装置を介して第一
の試験信号検出回路で受信判定することにより、
台トランク内部の通話路スイツチを含めた導通試
験を行うことを特徴とする。 The digital trunk continuity test method of the present invention includes a digital switching network, a multiplexing device and a demultiplexing device connected to the digital switching network, and a first test signal connected to the multiplexing device. a generation circuit, a first test signal detection circuit connected to the demultiplexer, a communication path switch, a highway interface provided on the entrance side of the communication path switch, and a highway interface connected to the entrance side. a highway interface provided on the exit side of the communication path switch; and a trunk trunk having a second test signal detection circuit connected to the highway interface on the exit side. , the test signal from the first test signal generation circuit is judged to be received by the second test signal detection circuit via the multiplexer, the digital switching network, the entrance highway interface, and the communication path switch; , by determining whether the test signal from the second test signal generation circuit is received by the first test signal detection circuit via the communication path switch, the exit highway interface, the digital switching network, and the demultiplexer. ,
It is characterized by conducting a continuity test including the communication path switch inside the trunk.
次にこの発明の一実施例について第２図を参照
して説明する。 Next, an embodiment of the present invention will be described with reference to FIG.
第２図は本発明における台トランク構成を示
し、通話トランク４と台トランク８との間の通話
路の導通試験を行なうとき台トランク８の通話路
の入口側ハイウエイインタフエース１２に試験信
号発生回路１０を接続し、且つ台トランク８の通
話路の出口側ハイウエイインタフエース１１に試
験信号検出回路９を設ける。かかる構成により通
話トランク４側の試験信号発生回路６からデイジ
タルスイツチングネツトワーク１を介し任意のタ
イムスロツトに試験信号を送出し、ハイウエイイ
ンタフエース部１２およびタイムスロツト変換を
行なうスイツチング回路１４を経て台トランク８
の試験信号検出回路９で受信判定する。また台ト
ランク８の試験信号発生回路１０から同様にスイ
ツチング回路１４、インタフエース部１１を経て
試験信号を送出し、通話トランク４側の多重分離
装置３を介し試験信号検出回路７にて受信・判定
する。このように台トランク８内の通話路スイツ
チ１４に点線および破線で示すように試験信号が
送出されて通過することになる。なお１３は第１
図同様台トランク動作制御装置である。 FIG. 2 shows a stand trunk configuration according to the present invention, in which when conducting a continuity test of the communication path between the call trunk 4 and the stand trunk 8, a test signal generation circuit is provided at the highway interface 12 on the entrance side of the call path of the stand trunk 8. 10, and a test signal detection circuit 9 is provided at the highway interface 11 on the exit side of the communication path of the stand trunk 8. With this configuration, a test signal is sent from the test signal generation circuit 6 on the call trunk 4 side to an arbitrary time slot via the digital switching network 1, and is sent to the platform via the highway interface section 12 and the switching circuit 14 that performs time slot conversion. Trunk 8
The test signal detection circuit 9 determines reception. Similarly, a test signal is sent from the test signal generation circuit 10 of the stand trunk 8 via the switching circuit 14 and the interface section 11, and is received and judged by the test signal detection circuit 7 via the demultiplexer 3 on the call trunk 4 side. do. In this way, test signals are sent to and passed through the communication path switch 14 in the trunk 8 as shown by dotted and broken lines. Note that 13 is the first
This is the same trunk operation control device as shown in the figure.
以上説明したように本発明によれば通話路導通
試験時に台トランク内部の通話路をも含めてその
導通が容易に確認できるという効果がある。 As explained above, according to the present invention, there is an effect that the continuity of the communication path including the inside of the trunk can be easily confirmed during the communication path continuity test.
第１図は従来の台トランクの構成による通話路
導通試験方式を示すブロツク図、第２図は本発明
の一実施例を適用した台トランクの構成による通
話路導通試験方式を示すブロツク図である。
１：デイジタルスイツチングネツトワーク、
２：多重化装置、３：多重分離装置、４：アナロ
グ通話トランク、５：符号器／復号器、６，１
０：試験信号発生回路、７，９：試験信号検出回
路、８：台トランク、１１，１２：ハイウエイイ
ンタフエース部、１３：トランク動作制御部、１
４：タイムスロツトの変換を行なうスイツチング
回路。
FIG. 1 is a block diagram showing a communication path continuity test method using a conventional trunk trunk configuration, and FIG. 2 is a block diagram showing a communication path continuity test method using a trunk trunk configuration to which an embodiment of the present invention is applied. . 1: Digital switching network,
2: Multiplexer, 3: Demultiplexer, 4: Analog call trunk, 5: Encoder/decoder, 6,1
0: Test signal generation circuit, 7, 9: Test signal detection circuit, 8: Trunk, 11, 12: Highway interface section, 13: Trunk operation control section, 1
4: Switching circuit that converts time slots.
Claims (1)
された多重化装置および多重分離装置と、 該多重化装置に接続された第一の試験信号発生
回路と、 前記多重分離装置に接続された第一の試験信号
検出回路と、 通話路スイツチ、該通話路スイツチの入口側に
設けられたハイウエイインタフエース、該入口側
ハイウエイインタフエースに接続された第二の試
験信号発生回路、前記通話路スイツチの出口側に
設けられたハイウエイインタフエース、および該
出口側のハイウエイインタフエースに接続された
第二の試験信号検出回路を有する台トランクと、 を備え、 前記第一の試験信号発生回路からの試験信号を
前記多重化装置、デイジタルスイツチングネツト
ワーク、入口側ハイウエイインタフエースおよび
通話路スイツチを介して第二の試験信号検出回路
で受信判定し、また、前記第二の試験信号発生回
路からの試験信号を前記通話路スイツチ、出口側
ハイウエイインタフエース、デイジタルスイツチ
ングネツトワーク、および多重分離装置を介して
第一の試験信号検出回路で受信判定することによ
り、台トランク内部の通話路スイツチを含めた導
通試験を行うことを特徴とするデイジタル台トラ
ンク導通試験方式。[Claims] 1. A digital switching network, a multiplexing device and a demultiplexing device connected to the digital switching network, a first test signal generation circuit connected to the multiplexing device, a first test signal detection circuit connected to the demultiplexer; a communication path switch; a highway interface provided on the entrance side of the communication path switch; and a second test signal connected to the entrance highway interface. a trunk trunk having a signal generation circuit, a highway interface provided on the exit side of the communication path switch, and a second test signal detection circuit connected to the highway interface on the exit side; A test signal from the test signal generation circuit is received by the second test signal detection circuit via the multiplexer, the digital switching network, the entrance highway interface, and the communication path switch, and The test signal from the test signal generation circuit is received by the first test signal detection circuit via the communication path switch, the exit highway interface, the digital switching network, and the demultiplexer, and the first test signal detection circuit detects the A digital trunk continuity test method that is characterized by conducting a continuity test that includes internal communication path switches.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3573581A JPS57150263A (en) | 1981-03-12 | 1981-03-12 | Continuity test system of digital board trunk |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3573581A JPS57150263A (en) | 1981-03-12 | 1981-03-12 | Continuity test system of digital board trunk |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57150263A JPS57150263A (en) | 1982-09-17 |
| JPS6359575B2 true JPS6359575B2 (en) | 1988-11-21 |
Family
ID=12450080
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3573581A Granted JPS57150263A (en) | 1981-03-12 | 1981-03-12 | Continuity test system of digital board trunk |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS57150263A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0720944U (en) * | 1989-08-07 | 1995-04-18 | バツツ インコーポレイテツド | Molded plastic clothing holding hanger and manufacturing method thereof |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1991019083A1 (en) * | 1990-06-04 | 1991-12-12 | Nippon Clean Engine Research Institute Co., Ltd. | Internal combustion engine of hot surface collision ignition type and hot surface collision ignition thereof |
-
1981
- 1981-03-12 JP JP3573581A patent/JPS57150263A/en active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0720944U (en) * | 1989-08-07 | 1995-04-18 | バツツ インコーポレイテツド | Molded plastic clothing holding hanger and manufacturing method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57150263A (en) | 1982-09-17 |
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