JPH02174332A - Closed area wired communication equipment - Google Patents
Closed area wired communication equipmentInfo
- Publication number
- JPH02174332A JPH02174332A JP63328039A JP32803988A JPH02174332A JP H02174332 A JPH02174332 A JP H02174332A JP 63328039 A JP63328039 A JP 63328039A JP 32803988 A JP32803988 A JP 32803988A JP H02174332 A JPH02174332 A JP H02174332A
- Authority
- JP
- Japan
- Prior art keywords
- terminal device
- communication
- terminal
- wired communication
- center
- 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
Landscapes
- Small-Scale Networks (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
【発明の詳細な説明】
（産業上の利用分野）
本発明は、閉域有線通信システムなどに用いる通信装置
に関する。DETAILED DESCRIPTION OF THE INVENTION (Field of Industrial Application) The present invention relates to a communication device used in a closed area wired communication system or the like.
（従来の技術）
従来、この種の閉域有線通信システムは、１台のセンタ
ーと複数個の端末で摺成されていて交換機能を有するセ
ンターの働きで端末相互間の通信を行っている。各端末
には１つの回線が割り付けられていて、端末が相互通信
を行うときはセンターに、対応する端末（受信者）との
間の回線の接続を依頼して回線確立後通信を行うもので
ある。基本機能としては１対１の通信であり相手側即ち
受信者が所定の位置にいることを前捉に通話を行うもの
である。(Prior Art) Conventionally, this type of closed-area wired communication system is composed of one center and a plurality of terminals, and the center having an exchange function performs communication between the terminals. Each terminal is assigned one line, and when a terminal wants to communicate with each other, it requests the center to connect the line with the corresponding terminal (receiver), and after the line is established, communication begins. be. The basic function is one-to-one communication, and a call is made by assuming that the other party, that is, the receiver, is in a predetermined position.
（発明が解決しようとする課題）
しかしながら、」−記従来の閉域有線通信装置では、受
信者が特定の場所に移動するときは移動先の側にある端
末装置に対して通信を行うか、転送電話機などの装置を
受信者の端末に接続し転送する必要がある。そのためシ
ステムの規模が拡大して端末の数が増加すると転送装置
の数も増加し。(Problem to be Solved by the Invention) However, in conventional closed-area wired communication devices, when a receiver moves to a specific location, the receiver either communicates with a terminal device at the destination or transfers the communication. It is necessary to connect a device such as a telephone to the recipient's terminal and transfer the information. Therefore, as the scale of the system expands and the number of terminals increases, the number of transfer devices also increases.
大幅なコスト環になるという問題があった。There was a problem of a significant cost increase.
本発明は上記従来の問題を解決し、システム規模が拡大
しても大幅なコスト環にならない閉域有線通信装置を提
供することを目的とするものである。SUMMARY OF THE INVENTION An object of the present invention is to solve the above-mentioned conventional problems and provide a closed-area wired communication device that does not incur significant cost even if the system scale is expanded.
（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、マルチチャンネ
ルアクセス方式を、マルチドロップ型の同軸線などの伝
送媒体で構成する有線ネッ１へワーク上に展開し、複数
の通信回線を複数の端末で共用し、端末の通イ１１要求
に応じて１個の通信回線の割り付けを行うセンターと、
相互間の通信を行う複数の端末装置で構成し、端末装置
は、マイクロプロセッサとシンセサイザを用いて指示さ
れた通話路で送信と受信が行なえる機器構成とし、また
。(Means for Solving the Problems) In order to achieve the above object, the present invention deploys a multi-channel access method on a wired network 1 composed of transmission media such as multi-drop coaxial lines, A center that shares multiple communication lines with multiple terminals and allocates one communication line in response to a terminal's communication request;
It is composed of a plurality of terminal devices that communicate with each other, and each terminal device has a device configuration that can perform transmission and reception on a designated communication path using a microprocessor and a synthesizer.
伝送媒体は回線を複数の通信回線と連絡用回線とその他
の目的用に分割したものである。The transmission medium is a line divided into multiple communication lines, communication lines, and other purposes.
（作 用）
本発明は！−記のような構成により次のような作用を有
する。すなわち、所定の位置から一時的に移動する流；
末は事前にセンターに移動先を（Ｔｈ録する。その端末
装置に通信を行いたいとの要求が他の端末からあると、
センター装置は連絡用回線を経１（１シて移！Ｉ！ｌ＋
先のシ１ツ末装置に受ｈｔすべき通（ｉ４回線を指示し
、指定した回線を用いて端末装置相互間の通信を行うこ
とができる。(Function) The present invention! - The structure as described above has the following effects. i.e., a flow that temporarily moves from a given position;
At the end of the day, the destination is recorded at the center in advance.When there is a request from another terminal to communicate with that terminal device,
The center device is transferred via the communication line 1 (1 shi!I!l+
It is possible to instruct the previous terminal device to receive the message (i4 line) and communicate between the terminal devices using the specified line.
（実施例）
第１図は本発明の一実施例の構成を示すものである。第
１図において、１１はセンター装置、１２は同軸線等で
構成された伝送媒体、 １３．１４．１５．１８゜１９
は端末装置である。第２図は端末装置の構成を示すもの
である。第２図に才ぜいて、２０は分岐４Ｇ４．２１は
マイクロプロセッサ、２２は受信用シンセサイザ、２３
は送信用シンセサイザ、２４はハンドセットである。(Embodiment) FIG. 1 shows the configuration of an embodiment of the present invention. In Fig. 1, 11 is a center device, 12 is a transmission medium composed of coaxial lines, etc. 13.14.15.18゜19
is a terminal device. FIG. 2 shows the configuration of the terminal device. In Figure 2, 20 is a branch 4G4, 21 is a microprocessor, 22 is a receiving synthesizer, 23
is a transmitting synthesizer, and 24 is a handset.
次に本実施例の動作について説明する。端末装置１３が
端末装置１４と通信を行うときは、端末装置１３のマイ
クロプロセッサ２１ば、送信用シンセサイザ２３および
分岐器２０を経由して伝送媒体１２の連絡用回線に信号
を送出し、センター装置ｌ】に対して通信回線の割り付
けを求める。センター装置１１は通信回線り割り付けを
決定し、伝送媒体１２へ割り付は指示を送出する。端末
装置１３および１４は、指示を伝送媒体１２、分岐器２
０、受信用シンセサイザ２２を経由してマイクロプロセ
ッサ２１が受けると。Next, the operation of this embodiment will be explained. When the terminal device 13 communicates with the terminal device 14, the microprocessor 21 of the terminal device 13 sends a signal to the communication line of the transmission medium 12 via the transmitting synthesizer 23 and the branching device 20. Request the allocation of communication lines for [1]. The center device 11 determines communication line allocation and sends an allocation instruction to the transmission medium 12. The terminal devices 13 and 14 send instructions to the transmission medium 12 and the branch 2.
0, when the microprocessor 21 receives it via the reception synthesizer 22.
マイクロプロセッサ２１は受信用シンセサイザｚ２に対
して受信チャンネルを、送信用シンセサイザ２３に対し
て送信チャンネルを指示する。その後はハンドセット２
４を用いて通信を行う。The microprocessor 21 instructs the reception synthesizer z2 to specify a reception channel, and the transmission synthesizer 23 to specify a transmission channel. Then handset 2
4 to communicate.
端末装置１４が一時的に端末装置１５の場所に８動する
ときは、端末装置１４はマイクロプロセッサ２１から送
信用シンセサイザ２３、分岐器２０．伝送媒体１２を経
由してセンター装置１１に移動場所を通告しセンター装
置１１は記憶しておく。この状態で端末装置σｔ１３が
端末装置１４と通信を行うときは、端末装置４１３は伝
送媒体１２を経１１１シてセンター装置ｉ！Ｉｔｔに対
し端末装置１４との通信を要求する。センター装置１１
は端末装置１４が端末装置１５に変更されたことをセン
ター装置１１で記憶し認識しているので、端末装置１３
と端末装置１５の通信を指示する。When the terminal device 14 temporarily moves to the location of the terminal device 15, the terminal device 14 is connected to the microprocessor 21, the transmitting synthesizer 23, the branching device 20. The center device 11 is notified of the moving location via the transmission medium 12, and the center device 11 stores it. When the terminal device σt13 communicates with the terminal device 14 in this state, the terminal device 413 communicates with the center device i! via the transmission medium 12. It requests Itt to communicate with the terminal device 14. Center device 11
Since the center device 11 remembers and recognizes that the terminal device 14 has been changed to the terminal device 15, the terminal device 13
and instructs the terminal device 15 to communicate.
【−記実施例しこよれば、端末装置１３は端末装置１４
の動静を意識することなく通常の通信を行うことができ
るｉ〜
（発明の効果）
本発明は−１−記実施例から明らかなように、以下に示
す効果を有する。[- According to the embodiment described above, the terminal device 13 is the terminal device 14
It is possible to perform normal communication without being conscious of the movement and status of i~ (Effects of the Invention) As is clear from the embodiment described in -1-, the present invention has the following effects.
（１）センター装置の機能付加のみで端末装置の機器追
加を必要とせずに転送機能を容易に実現でき、全体のコ
ストの低減が図れる。(1) Transfer functions can be easily realized by adding functions to the center device without requiring additional equipment to the terminal devices, and the overall cost can be reduced.
（２）センター装置においても機器の変更に要すること
なく、転送機能を含む端末間通信を実現することができ
る。(2) Inter-terminal communication including a transfer function can be realized in the center device without changing equipment.
第１図は本発明の一実施例における閉域有線通（ｎ装置
の構成図、第２図は本発明の一実施例に用いる端末装置
の構成図である。
１１・・・センター装置、１２・・・伝送媒体、１３、
１４．１５．１８．１９・・・端末装置、２０・・・分
岐器、２１・・・マイクロプロセッサ、２２・・・受信
用シンセサイザ、２３・・・送信用シンセサイザ、２４
・・・ハンドセット。
特許出願人 松下電器産業株式会社
第
図
第
図FIG. 1 is a block diagram of a closed area wire communication (n device) in an embodiment of the present invention, and FIG. 2 is a block diagram of a terminal device used in an embodiment of the present invention. 11... Center device, 12... ...transmission medium, 13,
14.15.18.19... Terminal device, 20... Branch, 21... Microprocessor, 22... Reception synthesizer, 23... Transmission synthesizer, 24
...Handset. Patent applicant: Matsushita Electric Industrial Co., Ltd.
Claims (1)
伝送媒体と、マイクロプロセッサおよびシンセサイザを
備えた複数の端末装置とを有し、端末装置からの要求に
応じ、センター装置が指定した通話路で転送機能を含む
端末間通信ができることを特徴とする閉域有線通信装置
。It has a center device, a multi-channel, multi-drop type transmission medium, and a plurality of terminal devices equipped with a microprocessor and a synthesizer, and includes a transfer function on a call path designated by the center device in response to a request from the terminal device. A closed area wired communication device characterized by being capable of communication between terminals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63328039A JPH02174332A (en) | 1988-12-27 | 1988-12-27 | Closed area wired communication equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63328039A JPH02174332A (en) | 1988-12-27 | 1988-12-27 | Closed area wired communication equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02174332A true JPH02174332A (en) | 1990-07-05 |
Family
ID=18205832
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP63328039A Pending JPH02174332A (en) | 1988-12-27 | 1988-12-27 | Closed area wired communication equipment |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02174332A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60254944A (en) * | 1984-05-31 | 1985-12-16 | Fujitsu Ltd | Control system for network information in total system of plural lans |
| JPS61123232A (en) * | 1984-11-20 | 1986-06-11 | Nec Corp | Addressing system of local area network system |
| JPS61251343A (en) * | 1985-04-30 | 1986-11-08 | Fujitsu Ltd | Address management system in local area network |
-
1988
- 1988-12-27 JP JP63328039A patent/JPH02174332A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60254944A (en) * | 1984-05-31 | 1985-12-16 | Fujitsu Ltd | Control system for network information in total system of plural lans |
| JPS61123232A (en) * | 1984-11-20 | 1986-06-11 | Nec Corp | Addressing system of local area network system |
| JPS61251343A (en) * | 1985-04-30 | 1986-11-08 | Fujitsu Ltd | Address management system in local area network |
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