JPH0414932A - Carrier line characteristic measuring method - Google Patents
Carrier line characteristic measuring methodInfo
- Publication number
- JPH0414932A JPH0414932A JP2118951A JP11895190A JPH0414932A JP H0414932 A JPH0414932 A JP H0414932A JP 2118951 A JP2118951 A JP 2118951A JP 11895190 A JP11895190 A JP 11895190A JP H0414932 A JPH0414932 A JP H0414932A
- Authority
- JP
- Japan
- Prior art keywords
- line
- carrier
- terminal station
- characteristic
- rts
- 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
- 238000000034 method Methods 0.000 title claims description 9
- 238000012360 testing method Methods 0.000 claims abstract description 24
- 230000005540 biological transmission Effects 0.000 claims abstract description 15
- 238000012545 processing Methods 0.000 claims abstract description 7
- 238000005259 measurement Methods 0.000 claims description 8
- 238000012423 maintenance Methods 0.000 abstract description 12
- 238000004891 communication Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 239000012050 conventional carrier Substances 0.000 description 3
- 208000033383 Neuroendocrine tumor of pancreas Diseases 0.000 description 2
- 238000000691 measurement method Methods 0.000 description 2
- 208000029340 primitive neuroectodermal tumor Diseases 0.000 description 2
- 101100048480 Vaccinia virus (strain Western Reserve) UNG gene Proteins 0.000 description 1
Abstract
Description
【発明の詳細な説明】
産業上の利用分野
本発明は回線交換網、パケット交換網及びテレックス網
などから成るＤＤＸ網などに適用される搬信回線特性測
定方法に関する。DETAILED DESCRIPTION OF THE INVENTION Field of the Invention The present invention relates to a carrier line characteristic measuring method applied to a DDX network consisting of a circuit switching network, a packet switching network, a telex network, etc.
従来の技術
第３図は従来の搬信回線特性測定方法の一例が適用され
る通信回線網の構成を示すブロック図である。第３図に
おいて、１は置ＥＸ端末装置、２は置ＥＸ端末装置１を
接続する集線装置、３゜４は搬信端局、５は集線装置、
６は交換機、７，８は変復調装置測定器である。BACKGROUND OF THE INVENTION FIG. 3 is a block diagram showing the configuration of a communication line network to which an example of a conventional carrier line characteristic measuring method is applied. In FIG. 3, 1 is a station EX terminal device, 2 is a line concentrator that connects the station EX terminal device 1, 3°4 is a carrier terminal station, 5 is a line concentrator,
Reference numeral 6 indicates a switchboard, and 7 and 8 indicate a modem measuring device.
以上のように構成された通信回線網では、まず、変復調
装置測定器７，８のいずれか一方がデータ信号を発生し
、他方の変復調装置測定器７，８がデータ信号を受信し
、中継回線（搬信回線）の伝送特性を測定する。In the communication line network configured as described above, first, one of the modem measuring devices 7 and 8 generates a data signal, the other modem measuring device 7 and 8 receives the data signal, and the relay line (carrier line) transmission characteristics.
発明が解決しようとする課題
ところで、上述した従来の搬信回線特性測定方法では変
復調装置測定器を操作するために２Å以上の保守者が必
要となる上、例えば電話を用いて互いに連絡し合う必要
があって、余り効率的ではなかった。Problems to be Solved by the Invention However, in the conventional carrier line characteristic measurement method described above, a maintenance person of 2 Å or more is required to operate the modem measurement equipment, and it is also necessary to communicate with each other using, for example, a telephone. However, it was not very efficient.
本発明は、上記事情に鑑みてなされたもので、保守者が
１人で中継回線の伝送特性を測定できる搬信回線特性測
定方法を提供することを目的とする。The present invention has been made in view of the above circumstances, and an object of the present invention is to provide a carrier line characteristic measuring method that allows a single maintenance person to measure the transmission characteristics of a trunk line.
課題を解決するための手段
本発明は上記目的を達成するために、一対の搬信端局を
一対の搬信端局の間の搬信回線とともに挾み込むように
して一対の試験制御手段を配設し、この試験制御手段が
搬信端局及び搬信回線の総調歩歪特性を測定し、この測
定結果に基づいて搬信端局及び搬信回線の伝送特性を算
定し、この算定結果を試験制御手段に接続した中央処理
部が取込むことを特徴とする。Means for Solving the Problems In order to achieve the above object, the present invention provides a pair of test control means such that a pair of carrier terminal stations are sandwiched between the pair of carrier terminal stations along with a carrier line between the pair of carrier terminal stations. This test control means measures the total step distortion characteristics of the carrier terminal station and the carrier line, calculates the transmission characteristics of the carrier terminal station and the carrier line based on the measurement results, and tests the calculation results. It is characterized in that the central processing unit connected to the control means takes in the data.
作 用
本発明は以上のような構成により次のような作用を有す
る。すなわち、被試験網の試験ポイント及び試験の種類
を中央処理部に入力すると、試験ポイントに対応した試
験制御手段が選択される。Effects The present invention has the following effects due to the above configuration. That is, when the test points of the network under test and the type of test are input to the central processing unit, the test control means corresponding to the test points is selected.
選択された試験制御手段は搬信端局及び搬信回線（被試
験回線）の総調歩歪特性を測定し、この測定結果に基づ
いて被試験回線の伝送特性を算定する。この算定結果は
中央処理部に取込まれる。The selected test control means measures the total step distortion characteristics of the carrier terminal station and the carrier line (the line under test), and calculates the transmission characteristics of the line under test based on the measurement results. This calculation result is taken into the central processing section.
実施例
第１図は本発明の一実施例の搬信回線特性測定方法が適
用される通信回線網の構成を示すブｏ ７’り図である
３第１図において、９は置ＥＸ端末装置、１０．１４は
回線引込み装置、 】１は置ＥＸ端末装置９を備えた集
線装置、１．２．１３はそれぞれ集線装置１１．１５を
含む搬信端局、 １５は集線装置、１６は交換器、１７
、１８は遠隔試験制御装置（ＲＴＳ）、 １９はパケ
ット交換網及び電話網（以下、ＰＮＥＴという。）、２
ｏは中央処理部としての保守運用センタ（ＭＡＣ）であ
り、５ＴＳ１７及びＭＡＣ２０には操作卓が設けてあり
、壕だ、ＭＡＣ２０はデータを表示するデイスプレィ装
置を備えている。回線引込み装置１０．１４はそれぞれ
ＲＴＳｌ７．１．８に接続され、ＲＴＳ １．７ 、１
８はＰＮＥＴ］９を介してＭＡＣ２０に接続している。Embodiment FIG. 1 is a block diagram showing the configuration of a communication line network to which a carrier line characteristic measuring method according to an embodiment of the present invention is applied. 3 In FIG. , 10.14 is a line entry device, ] 1 is a line concentrator equipped with an EX terminal device 9, 1.2.13 is a carrier terminal station each including a line concentrator 11.15, 15 is a line concentrator, and 16 is an exchange. vessel, 17
, 18 is a remote test control system (RTS), 19 is a packet switching network and telephone network (hereinafter referred to as PNET), 2
o is a maintenance operation center (MAC) as a central processing unit, 5TS17 and MAC20 are equipped with operation consoles, and MAC20 is equipped with a display device to display data. The line ingress devices 10.14 are connected to RTS17.1.8 respectively, RTS1.7,1
8 is connected to the MAC 20 via PNET]9.
以下、第２図を参照して試験実施方法を説明する。The test implementation method will be explained below with reference to FIG.
まず、操作卓を操作して試験実施をＭＡ、Ｃ２０に対し
て指示する。この指示に従ってＭＡＣ２０は試験ポイン
トを選定する。ＭＡＣ２０は、選定した試験ポイントに
該当するＲＴＳ １７．１８を指定する。First, the MA and C20 are instructed to conduct the test by operating the console. According to this instruction, the MAC 20 selects a test point. MAC20 specifies RTS 17.18 that corresponds to the selected test point.
ＲＴＳ １７．１８ ｉ’ｉ、ＲＴ８１７〜回線引込み
装置１゜〜集線装置１１〜搬信端局１２〜搬信端局１３
〜回線引込み装置１４〜ＲＴＳ１８間（被試験回線）の
総調歩歪特性を第２図の矢印Ａ、Ｂのように対向して測
定する。そして、ＲＴＳｌ、７．１８は、この測定結果
に基づいて上記被試験回線の伝送特性を算定し、算定し
た伝送特性をＭＡＣ２ｎへ送信する。RTS 17.18 i'i, RT817 ~ line entry device 1° ~ line concentrator 11 ~ carrier terminal station 12 ~ carrier terminal station 13
-Measure the total step distortion characteristics between the line introduction device 14 and the RTS 18 (line under test) facing each other as indicated by arrows A and B in FIG. Then, RTS1, 7.18 calculates the transmission characteristics of the line under test based on this measurement result, and transmits the calculated transmission characteristics to MAC2n.
ＭＡＣ２０は送信された伝送特性をデイスプレィ装置に
表示して保守者に報告し、障害の種類、個所等の解析に
役立たせ保守効率を高めさせる。なお、この場合、あら
かじめＭＡＣ２０に解析プログラムを組込んでおき、取
込んだ伝送特性をこの解析プログラムを用いて解析し、
障害識別を迅速に行ない、保守効率を高めるようにして
もよい。The MAC 20 displays the transmitted transmission characteristics on a display device and reports them to maintenance personnel, which helps in analyzing the type and location of failures, thereby increasing maintenance efficiency. In this case, an analysis program is installed in the MAC20 in advance, and the acquired transmission characteristics are analyzed using this analysis program.
Fault identification may be performed quickly to improve maintenance efficiency.
なお、本実施例によれば、ＭＡＣ２０に試験実施命令を
投入すれば、以下ＭＡＣ２０、ＲＴＳｌ７．１８が自動
的に総調歩歪特性を測定するとともにこの測定結果に基
づいて伝送特性を算定するのでＲ，ＴＳ１７、１８に保
守者を配置することなく試験結果を得ることができる。According to this embodiment, if a test execution command is input to the MAC 20, the MAC 20 and RTS17.18 will automatically measure the total step distortion characteristics and calculate the transmission characteristics based on this measurement result. , TS17, TS18, test results can be obtained without assigning maintenance personnel to them.
また、測定対象となる中継回線は任意に指向可能であり
、配役によっては例えば全国にわたって指定可能となる
。In addition, the relay lines to be measured can be arbitrarily directed, and depending on the cast, can be specified nationwide, for example.
発明の詳細
な説明したように、本発明は１名の保守者の遠隔制御に
よって搬信端局及び搬信回線の総調歩歪特性を測定し、
この測定結果に基づいて伝送特性を算定して中央処理部
に示すので、障害を容易に識別でき、また、ＤＤＸ網の
保守作業を効率的に行なえるという効果がある。As described in detail, the present invention measures the total step distortion characteristics of a carrier terminal station and a carrier line by remote control of one maintenance person,
Since the transmission characteristics are calculated based on the measurement results and shown to the central processing unit, failures can be easily identified and DDX network maintenance work can be carried out efficiently.
第１図は本発明の一実施例の搬信回線特性方法が適用さ
れる通信回線網の構成を示すブロック図、第２図は同通
信回線網における総調歩歪特性測定方法を示す模式図、
第３図は従来の搬信回線特性方法の一例が適用される通
信回線網の構成を示すブロック図である。FIG. 1 is a block diagram showing the configuration of a communication line network to which a carrier line characteristic method according to an embodiment of the present invention is applied, and FIG. 2 is a schematic diagram showing a total start-stop distortion characteristic measurement method in the same communication line network.
FIG. 3 is a block diagram showing the configuration of a communication line network to which an example of a conventional carrier line characteristic method is applied.
Claims (1)
回線とともに内挿した一対の試験制御手段が、前記搬信
端局及び前記搬信回線の総調歩歪特性を測定し、この測
定結果に基づいて前記搬信端局及び前記搬信回線の伝送
特性を算定し、この算定結果を前記試験制御手段に接続
した中央処理部が取込むことを特徴とする搬信回線特性
測定方法。A pair of test control means interpolates a pair of carrier terminal stations provided with a carrier line in between, together with the carrier line, measures the total step-step distortion characteristics of the carrier terminal station and the carrier line, Carrier line characteristic measurement characterized in that the transmission characteristics of the carrier terminal station and the carrier line are calculated based on the measurement results, and the calculation results are taken in by a central processing unit connected to the test control means. Method.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2118951A JPH0414932A (en) | 1990-05-08 | 1990-05-08 | Carrier line characteristic measuring method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2118951A JPH0414932A (en) | 1990-05-08 | 1990-05-08 | Carrier line characteristic measuring method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0414932A true JPH0414932A (en) | 1992-01-20 |
Family
ID=14749295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2118951A Pending JPH0414932A (en) | 1990-05-08 | 1990-05-08 | Carrier line characteristic measuring method |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0414932A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007309566A (en) * | 2006-05-17 | 2007-11-29 | Mitsubishi Electric Corp | Heating and cooling system |
-
1990
- 1990-05-08 JP JP2118951A patent/JPH0414932A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007309566A (en) * | 2006-05-17 | 2007-11-29 | Mitsubishi Electric Corp | Heating and cooling system |
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