JPS6328546B2 - - Google Patents
Info
- Publication number
- JPS6328546B2 JPS6328546B2 JP58052965A JP5296583A JPS6328546B2 JP S6328546 B2 JPS6328546 B2 JP S6328546B2 JP 58052965 A JP58052965 A JP 58052965A JP 5296583 A JP5296583 A JP 5296583A JP S6328546 B2 JPS6328546 B2 JP S6328546B2
- Authority
- JP
- Japan
- Prior art keywords
- data
- call
- slave
- station
- slave station
- 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
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
- H04M11/06—Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
Description
【発明の詳細な説明】
(a) 発明の技術分野
本発明は親局と複数の子局間でデータ伝送と通
話を行なうポーリング形式の通話システムにおけ
る通話制御方式に関し、特に親局と一つの子局間
とでデータ伝送が行なわれていても、親局と他の
子局間で通話を可能とした通話制御方式である。[Detailed Description of the Invention] (a) Technical Field of the Invention The present invention relates to a call control method in a polling-type telephone call system in which data transmission and telephone conversations are performed between a master station and a plurality of slave stations, and in particular, to This is a call control system that allows calls between a master station and other slave stations even if data is being transmitted between the stations.
(b) 従来技術と問題点
従来、親局と複数の子局間の通話とデータ伝送
が一定のシーケンスに従つて行われる２線式伝送
路のポーリング形式の通話システムにおいては、
通話とデータ伝送は交互に行われ、データ伝送中
は通話は行えず若し、通話を行うとデータ伝送が
破壊される。(b) Prior Art and Problems Conventionally, in a two-wire transmission path polling-type communication system in which calls and data transmission between a master station and multiple slave stations are performed according to a fixed sequence,
Calls and data transmission are performed alternately; calls cannot be made while data is being transmitted, or data transmission will be disrupted if a call is made.
以下第１図の従来例のポーリング形式の通話シ
ステムについて説明する。 The conventional polling type call system shown in FIG. 1 will be described below.
第１図はデータと通話の伝送を制御するCPU
１とスピーカ２とマイク３を有する通話部４とデ
ータを変復調する変復調装置部５とデータと通話
を分けるリレー（RL）６とその接点rl１，rl２，
rl３よりなる親局７と２線式伝送路８−１〜８−
ｎと子局（NO1）９−１〜（NOn）９−ｎとよ
りなるポーリングシステムのデータと通話の伝送
システムを示す。 Figure 1 shows the CPU that controls data and call transmission.
1, a communication unit 4 having a speaker 2 and a microphone 3, a modem unit 5 that modulates and demodulates data, a relay (RL) 6 that separates data and calls, and its contacts rl1, rl2,
Master station 7 consisting of rl3 and two-wire transmission lines 8-1 to 8-
1 shows a data and call transmission system of a polling system consisting of N and slave stations (NO1) 9-1 to (NOn) 9-n.
第２図は第１図にて伝送する各子局への通話と
データのタイムチヤートを示すもので、このデー
タ伝送と通話時間はCPU１によつて制御されt1−
t2，t2−t3，t3−t4……to-1−toの夫々は各子局９
−１，９−２，９−３，……９−ｎの夫々に対応
している。 FIG. 2 shows a time chart of calls and data transmitted to each slave station in FIG. 1. This data transmission and call time are controlled by the CPU 1 .
t 2 , t 2 −t 3 , t 3 −t 4 ...t o-1 − t o each corresponds to each slave station 9.
-1, 9-2, 9-3, . . . 9-n, respectively.
第１図において、親局７のCPU１のプログラ
ムに従つて順次子局９−１〜９−ｎに対しポーリ
ングが行われ、例えばNO1の子局に対してt1−t2
時間の始めに通話が行われる。即ち第２図に示す
No.１のt1−t2時間の立ち上がりでリレー６の接点
rl１，rl３を介して通話部と子局９−１〜９−ｎ
が伝送路８−１〜８−ｎを介して接続する。次に
スピーカ２より子局９−１を呼び出し、所定のデ
ータを伝送することを通知し、子局９−１よりの
応答をスピーカ３で確認し、通話時間の終了信号
でリレー６は動作して接点rl２とrl３を接続し、
CPU１より変復調装置部５−伝送路８−１子局
９−１のルートでt1−t2の割当時間内にデータ伝
送を行う。 In FIG. 1, polling is performed sequentially on the slave stations 9-1 to 9-n according to the program of the CPU 1 of the master station 7. For example, polling is performed on the slave station No. 1 at t 1 - t 2
A call is made at the beginning of the hour. That is, as shown in Figure 2.
Contact of relay 6 at the rise of No.1 t 1 −t 2 hours
Communication unit and slave stations 9-1 to 9-n via rl1 and rl3
are connected via transmission lines 8-1 to 8-n. Next, the speaker 2 calls the slave station 9-1, notifies the slave station 9-1 that it will transmit predetermined data, confirms the response from the slave station 9-1 on the speaker 3, and operates the relay 6 with the call time end signal. Connect contacts rl2 and rl3 with
Data transmission is performed from the CPU 1 through the route of the modem unit 5 - transmission line 8 - 1 and slave station 9 - 1 within the allocated time of t 1 -t 2 .
上記データ伝送中に強いて他の子局との通話を
行なおうとすると、通話部４の制御でリレー６を
動作し、接点rl１，rl３を接続することにより、
接点rl２，rl３がOFFになり、データ伝送が中断
されることになる。 If you are forced to make a call with another slave station during the above data transmission, the relay 6 is operated under the control of the communication unit 4, and the contacts RL1 and RL3 are connected.
Contacts rl2 and rl3 are turned off, and data transmission is interrupted.
以上の如く、従来例ではデータ伝送中は通話を
行うことが出来ない欠点を有する。 As described above, the conventional example has the disadvantage that it is not possible to make a telephone call during data transmission.
(c) 発明の目的
本発明は上記の欠点を解決するために、親局と
複数の子局の内の１局とデータ伝送中、親局と他
の子局との通話を可能とした新規な通話制御方式
を提供することを目的とする。(c) Purpose of the Invention In order to solve the above-mentioned drawbacks, the present invention provides a novel system that enables communication between a master station and another slave station during data transmission between the master station and one of a plurality of slave stations. The purpose is to provide a convenient call control method.
(d) 発明の構成
この目的は本発明によれば親局と複数の子局間
で通話とデータ伝送とを行なうポーリング形式の
通話システムにおいて、親局には子局との通話接
続用の通話部、データ伝送用の変復調装置部、通
話部と変復調装置部への子局の切替接続のため各
子局に対応して設けられた切替スイツチ、通話・
データ分岐部及びこれ等を制御するCPUとを有
し、該切替スイツチは静止状態では各子局と通話
部とを接続し、動作状態では各子局と変復調装置
部とを接続する如く結線され且つ切替スイツチは
CPUより通話・データ分岐部を介し各子局に対
応して順次一定のシーケンスで制御されることを
特徴とする通話制御方式によつて達成される。(d) Structure of the Invention According to the present invention, the present invention provides a polling-type telephone communication system in which telephone calls and data transmission are performed between a master station and a plurality of slave stations. section, a modem section for data transmission, a changeover switch provided corresponding to each slave station to switch and connect the slave station to the telephone section and the modem section, and a telephone section and a modem section for data transmission.
It has a data branching section and a CPU that controls these, and the changeover switch is wired so that it connects each slave station and the communication section in a static state, and connects each slave station and a modulation/demodulation device section in an operating state. And the changeover switch is
This is achieved by a call control method that is characterized by being controlled by the CPU in a fixed sequence in response to each slave station via a call/data branching unit.
(e) 発明の実施例
本発明は親局より複数の子局にポーリングする
に際し、各子局毎に通話とデータを切替えるスイ
ツチを具備することにより１つの子局とデータ伝
送を行う時に、他の子局の専用の通話とデータを
切替えるスイツチを駆動することにより親局との
通話を可能にする。(e) Embodiments of the Invention When polling multiple slave stations from a master station, the present invention provides a switch for switching between call and data for each slave station. By driving a switch that switches the slave station's dedicated calls and data, it is possible to talk to the master station.
以下本発明の実施例を第３図に基づいて説明す
る。この場合データと通話の割当時間は前記第２
図に示した通りとする。 Embodiments of the present invention will be described below with reference to FIG. In this case, the allocated time for data and calls will be
As shown in the figure.
第３図はCPU１と通話部４と変復調装置部５
と通話・データ分岐部１０、各リレー（RL1）６
−１〜（RLn）６−ｎと各リレーの接点（rl１−
１，rl１−２，rl１−３……rln−１，rln−２，
rln−３）よりなる分岐回路を有する親局７′と各
伝送路８−１〜８−ｎと各子局（NO1）９−１
〜（NOn）９−ｎよりなるデータ伝送システム
を示す。 Figure 3 shows the CPU 1, communication section 4, and modem section 5.
and call/data branch unit 10, each relay (RL1) 6
-1~(RLn)6-n and each relay contact (rl1-
1, rl1-2, rl1-3...rln-1, rln-2,
rln-3), each transmission line 8-1 to 8-n, and each slave station (NO1) 9-1.
~(NOn)9-n shows a data transmission system.
第３図において、親局７′とこれに対応する各
子局９−１〜９−ｎとの通話とデータ伝送は
CPU１のプログラムによつて行なわれ、その割
当時間は第２図に示す如くCPU１より順次出力
され変復調部５に入力されるものとする。 In FIG. 3, calls and data transmission between the master station 7' and the corresponding slave stations 9-1 to 9-n are
It is assumed that this is performed by a program of the CPU 1, and the allocated time is sequentially outputted from the CPU 1 and inputted to the modulation/demodulation section 5 as shown in FIG.
いま、第２図に示すNo.１のフレームがCPU１
より通話、データ分岐部１０に入力される。この
場合リレー（RL1）６−１に対応する分岐回路１
１のリレー用接点rl１−２とrl１−３は接続され
た状態にあるのでCPU１の制御によりマイク２
より通話部４−接点rl１−２，rl１−３−伝送路
８−１を経て子局（No.１）９−１を呼び出す。次
に第２図のフレームNo.１の通話終了の立下りで通
話データ分岐部１１を駆動し、この駆動信号でリ
レー（RL1）６−１を動作してメーク接点rl１−
１，rl１−３を閉じる。これにより第２図No.１に
示すt1−t2時間内にCPU１よりデータが出力さ
れ、このデータは変復調装置部５−接点rl１−
１，rl１−３−伝送路８−１−子局（No.１）９−
１に伝送される。 Now, the No. 1 frame shown in Figure 2 is CPU 1.
The data is input to the call/data branching unit 10 from the above. In this case, branch circuit 1 corresponding to relay (RL1) 6-1
Since relay contacts rl1-2 and rl1-3 of relay 1 are connected, microphone 2 is connected under the control of CPU1.
Then, the slave station (No. 1) 9-1 is called via the communication section 4, the contacts rl1-2 and rl1-3, and the transmission line 8-1. Next, the call data branching section 11 is driven at the falling edge of frame No. 1 at the end of the call in FIG.
1, Close rl1-3. As a result, data is output from the CPU 1 within time t 1 - t 2 shown in No. 1 of Fig. 2, and this data is transmitted to the modem unit 5 - contact rl 1 -
1, rl1-3-transmission line 8-1-slave station (No.1) 9-
1.
一方、この時点（t1−t2時間内）で分岐回路１
１の他リレー接点rl２−２とrl２−３、rl３−２
とrl３−３、rln−２とrln−３は接続状態にある
ので親局７′と子局（No.１）９−１とのデータ伝
送中にもかかわらず、通話部４と他の小局間の通
話ルートが構成され、通話部４のマイク２、スピ
ーカ３を使用して他の子局（No.２〜No.ｎ）９−２
〜９−ｎの何れかと任意に通話を行うことが出来
る。 On the other hand, at this point (within t 1 - t 2 hours), branch circuit 1
1 and other relay contacts rl2-2, rl2-3, rl3-2
and rl3-3, rln-2 and rln-3 are in the connected state, so even though data is being transmitted between the master station 7' and slave station (No. 1) 9-1, communication part 4 and other small A communication route between stations is configured, and the microphone 2 and speaker 3 of the communication section 4 are used to communicate with other slave stations (No. 2 to No. n) 9-2.
You can talk to any one of 9-n.
(f) 発明の効果
以上本発明によれば、親局と複数の子局との通
話とデータ伝送に際し、通話とデータ伝送を切替
えるトランスフア接点を各子局毎に設備すること
により親局と１子局間でデータ伝送中に他の子局
と親局との通話が可能となる。これによりデータ
伝送中に他の子局と通話を行つてもデータが破壊
されない利点を有する。(f) Effects of the Invention According to the present invention, when a master station and a plurality of slave stations communicate and transmit data, each slave station is equipped with a transfer contact that switches between voice calls and data transmission. While data is being transmitted between one slave station, it is possible to communicate with another slave station and the master station. This has the advantage that data will not be destroyed even if a call is made with another slave station during data transmission.
第１図は従来例の親局と複数の子局間のデータ
伝送システムにおける通話制御方式、第２図は第
１図、第３図に用いる通話とデータのタイムチヤ
ート、第３図は本発明の実施例を示す。
図中、１はCPU、２はマイク、３はスピーカ、
４は通話部、５は変復調装置部、６，６−１〜６
−ｎはリレーRL、RL1〜RLn、７，７′は親局、
８−１〜８−ｎは伝送路、９−１〜９−ｎは子局
NO1〜NOn、１０は通話、データ分岐部、１１
は分岐回路を示す。
Fig. 1 shows a call control system in a conventional data transmission system between a master station and multiple slave stations, Fig. 2 shows a call and data time chart used in Figs. 1 and 3, and Fig. 3 shows the present invention. An example is shown below. In the figure, 1 is the CPU, 2 is the microphone, 3 is the speaker,
4 is a communication unit, 5 is a modem unit, 6, 6-1 to 6
-n is relay RL, RL1 to RLn, 7, 7' are master stations,
8-1 to 8-n are transmission lines, 9-1 to 9-n are slave stations
NO1~NOn, 10 is call, data branch, 11
indicates a branch circuit.
Claims (1)
行なうポーリング形式の通話システムにおいて、
親局には子局との通話接続用の通話部、データ伝
送用の変復調装置部、通話部と変復調装置部への
子局の切替接続のため各子局に対応して設けられ
た切替スイツチ、通話・データ分岐部及びこれ等
を制御するCPUとを有し、該切替スイツチは静
止状態では各子局と通話部とを接続し、動作状態
では各子局と変復調装置部とを接続する如く結線
され且つ切替スイツチはCPUより通話・データ
分岐部を介し各子局に対応して順次一定のシーケ
ンスで制御されることを特徴とする通話制御方
式。1 In a polling-type telephone system that performs telephone calls and data transmission between a master station and multiple slave stations,
The master station has a communication unit for connecting calls with the slave stations, a modem unit for data transmission, and a changeover switch for each slave station to switch and connect the slave stations to the communication unit and the modem unit. , a call/data branch unit, and a CPU that controls these, and the changeover switch connects each slave station to the call unit in a stationary state, and connects each slave station to a modem unit in an operating state. A call control system characterized in that the switches are connected in a fixed sequence and are controlled by the CPU via a call/data branching unit corresponding to each slave station.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5296583A JPS59178065A (en) | 1983-03-29 | 1983-03-29 | Talking control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5296583A JPS59178065A (en) | 1983-03-29 | 1983-03-29 | Talking control system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59178065A JPS59178065A (en) | 1984-10-09 |
| JPS6328546B2 true JPS6328546B2 (en) | 1988-06-08 |
Family
ID=12929597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5296583A Granted JPS59178065A (en) | 1983-03-29 | 1983-03-29 | Talking control system |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59178065A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0364141U (en) * | 1989-10-30 | 1991-06-21 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS581591B2 (en) * | 1978-11-07 | 1983-01-12 | 株式会社東芝 | data collection device |
| JPS5690670A (en) * | 1979-12-22 | 1981-07-22 | Toshiba Corp | Communication system |
-
1983
- 1983-03-29 JP JP5296583A patent/JPS59178065A/en active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0364141U (en) * | 1989-10-30 | 1991-06-21 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59178065A (en) | 1984-10-09 |
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