JP3101835B2 - Terminal connection method for satellite communication - Google Patents
Terminal connection method for satellite communicationInfo
- Publication number
- JP3101835B2 JP3101835B2 JP32278091A JP32278091A JP3101835B2 JP 3101835 B2 JP3101835 B2 JP 3101835B2 JP 32278091 A JP32278091 A JP 32278091A JP 32278091 A JP32278091 A JP 32278091A JP 3101835 B2 JP3101835 B2 JP 3101835B2
- Authority
- JP
- Japan
- Prior art keywords
- interface
- station
- terminal
- satellite
- dtes
- 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 - Fee Related
Links
Landscapes
- Radio Relay Systems (AREA)
Description
【０００１】[0001]
【産業上の利用分野】本発明は衛星通信の端局接続方式
に関し、特に衛星通信回線における複数のＤＴＥと地球
局に設置される端局との間のインタフェースを改良した
衛星通信の端局接続方式に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a terminal connection system for satellite communication, and more particularly to a terminal connection system for satellite communication in which an interface between a plurality of DTEs in a satellite communication line and a terminal installed in an earth station is improved. About the method.
【０００２】[0002]
【従来の技術】従来、この種の衛星通信の端局接続方式
は、１つの端局に対して１つの情報速度を有するＤＴＥ
（Ｄａｔａ Ｔｅｒｍｉｎａｌ Ｅｑｕｉｐｍｅｎｔ）
が１対１で対応して接続されている。したがって、情報
速度の異なるＤＴＥに対しては対応する別の端局を用意
してＤＴＥとのインタフェースを形成していた。また、
この送信元の地球局の端局が相手地球局の端局と交信す
る場合に、相手地球局にこの情報速度を連絡して、この
情報速度に合うインタフェースを有する端局およびＤＴ
Ｅと交信を行っていた。2. Description of the Related Art Conventionally, this type of satellite communication terminal connection system uses a DTE having one information rate for one terminal.
(Data Terminal Equipment)
Are connected in a one-to-one correspondence. Therefore, for DTEs having different information rates, another terminal station corresponding to the DTE is prepared to form an interface with the DTE. Also,
When the terminal station of the transmission source earth station communicates with the terminal station of the counterpart earth station, the counterpart earth station is informed of this information rate, and the terminal station and the DT having an interface adapted to this information rate.
He was communicating with E.
【０００３】[0003]
【発明が解決しようとする課題】上述した従来の衛星通
信の端局接続方式は、最初に決められた情報速度にのみ
固定された端局がＤＴＥと接続されているので、異なる
ＤＴＥのインタフェースに対して１つづつ端局を準備す
る必要があるために、端局とＤＴＥとの構成が不経済と
なる欠点があった。In the above-mentioned conventional terminal connection method for satellite communication, a terminal fixed only at an initially determined information rate is connected to the DTE. On the other hand, since it is necessary to prepare the terminal stations one by one, there is a disadvantage that the configuration of the terminal stations and the DTE becomes uneconomical.
【０００４】[0004]
【課題を解決するための手段】本発明の衛星通信の端局
接続方式は複数のＤＴＥ（Ｄａｔａ Ｔｅｒｍｉｎａｌ
Ｅｑｕｉｐｍｅｎｔ）と接続している端局と衛星向け
の送受信装置とを有する地球局同士が衛星を介して通信
を行う衛星通信の端局接続方式であって、前記複数のＤ
ＴＥが情報速度ならびにインタフェース条件が異なるＤ
ＴＥを有し、この複数個のＤＴＥを接続する端局のイン
タフェース部が前記複数のＤＴＥのいずれか一つのＤＴ
Ｅから通信要求を受けた場合にこのＤＴＥと情報速度な
らびにインタフェース条件の合う端局のインタフェース
部を選択して接続するとともに、相手地球局に前記情報
速度ならびにインタフェース条件を送出する。The terminal connection system for satellite communication according to the present invention employs a plurality of DTEs (Data Terminals).
(Equipment) and an earth station having a transmitting / receiving device for a satellite and an earth station having a transmitting / receiving device for the satellite.
TE with different information rate and interface conditions D
A plurality of DTEs, and the interface unit of the terminal station connecting the plurality of DTEs is any one of the plurality of DTEs.
When receiving a communication request from E, this DTE and information speed
In addition to selecting and connecting the interface unit of the terminal station that meets the interface conditions, the information
Sends speed and interface conditions .
【０００５】[0005]
【実施例】次に、本発明について図面を参照して説明す
る。図１は本発明の一実施例のシステム構成図である。
図１の実施例は、端局１と衛星７と交信する送受信装置
５とからなる地球局１０と、相手局である端局３と衛星
７と交信する送受信装置６とからなる地球局１１とが衛
星通信系を形成している。ここで端局１と３とは、それ
ぞれＤＴＥ２−１〜２−ＮとＤＴＥ４−１〜４−Ｎと複
数のインタフェース部８，９とを備えて構成される。Next, the present invention will be described with reference to the drawings. FIG. 1 is a system configuration diagram of an embodiment of the present invention.
The embodiment shown in FIG. 1 includes an earth station 10 comprising a terminal station 1 and a transmitting / receiving device 5 communicating with a satellite 7, and an earth station 11 comprising a partner station 3 and a transmitting / receiving device 6 communicating with a satellite 7. Form a satellite communication system. Here, the terminal stations 1 and 3 are provided with DTEs 2-1 to 2-N, DTEs 4-1 to 4-N, and a plurality of interface units 8 and 9, respectively.
【０００６】次に本実施例の動作を説明する。端局１が
ＤＴＥ２−１〜ＤＴＥ２−Ｎと接続された場合に、その
うちの１つのＤＴＥ２−１より送信要求を受けたとする
と、端局１のインタフェース部８はＤＴＥ２−１の情報
速度及びインタフェース条件を認識する。認識方法とし
ては、端局１のインタフェース部８のなかに情報速度に
応じた選択スイッチを設け、ＤＴＥ側にインタフェース
の専用線を設けて、例えばＲＳ（Ｒｅｑｕｅｓｔ ｔｏ
Ｓｅｎｄ）信号を送るといった方法を取る。次に端局
１は、通信要求及び情報速度及びインタフェース条件を
相手地球局１１の端局３に、衛星７を通して送る。端局
１より送られた情報により、例えば通信したいＤＴＥ４
−１に対し、端局３のインタフェース部９からＥＲ（Ｅ
ｑｕｉｐｍｅｎｔ Ｒｅａｄｙ）信号をＤＴＥ４−１に
送り、衛星系の端局１，３のインタフェース部８，９と
ＤＴＥ２−１とＤＴＥ４−１の情報速度に相当する情報
ルートに切り換わり、インタフェース条件も切り換わ
る。こゝで端局１と端局と３が衛星回線で通信可能とな
ると、ＤＴＥ２−１とＤＴＥ４−１との通信が行われ
る。通信が終ったことが確認されれば、元の端局１，端
局３のみの通信状態となり、次のＤＴＥからの通信要求
を待つことになる。Next, the operation of this embodiment will be described. When the terminal station 1 is connected to the DTE2-1 to DTE2-N, and if a transmission request is received from one of the DTE2-1, the interface unit 8 of the terminal station 1 transmits the information rate and the interface condition of the DTE2-1. Recognize. As a recognition method, a selection switch corresponding to the information rate is provided in the interface unit 8 of the terminal station 1, and a dedicated line for the interface is provided on the DTE side, and for example, an RS (Request to
Send) signal. Next, the terminal station 1 sends the communication request, the information rate, and the interface condition to the terminal station 3 of the partner earth station 11 through the satellite 7. According to the information sent from the terminal station 1, for example, the DTE4
-1 to the ER (E
(quipment Ready) signal to the DTE 4-1 to switch to an information route corresponding to the information speed of the interface units 8 and 9 of the terminal stations 1 and 3 of the satellite system and the information speeds of the DTE 2-1 and DTE 4-1. . Here, when the terminal station 1, the terminal station 3, and the terminal station 3 can communicate with each other via the satellite line, the communication between the DTE 2-1 and the DTE 4-1 is performed. If it is confirmed that the communication has been completed, only the original terminal station 1 and terminal station 3 enter the communication state, and wait for the next communication request from the DTE.
【０００７】[0007]
【発明の効果】以上説明したように本発明は、対向する
地球局の端末同士が複数のＤＴＥとのインタフェース機
能を備えることにより、複数のＤＴＥの情報速度に対し
て１つの端局で相手局の端局および複数のＤＴＥと情報
交換が可能となるという効果がある。As described above, according to the present invention, the terminals of the opposing earth stations have an interface function with a plurality of DTEs, so that one terminal station can communicate with the information speed of a plurality of DTEs at one terminal station. Has the effect that information can be exchanged with the terminal station and a plurality of DTEs.
【図１】本発明の一実施例のシステム構成図である。FIG. 1 is a system configuration diagram of an embodiment of the present invention.
１，３ 端局 ２−１〜２−Ｎ，４−１〜４−Ｎ ＤＴＥ ５，６ 送受信装置 ７ 衛星 ８，９ インタフェース部 １０，１１ 地球局 1,3 terminal station 2-1 to 2-N, 4-1 to 4-N DTE 5,6 transmitting / receiving device 7 satellite 8,9 interface unit 10,11 earth station
Claims (2)
ａｌ Ｅｑｕｉｐｍｅｎｔ）と接続している端局と衛星
向けの送受信装置とを有する地球局同士が衛星を介して
通信を行う衛星通信の端局接続方式であって、前記複数
のＤＴＥが情報速度ならびにインタフェース条件が異な
るＤＴＥを有し、この複数個のＤＴＥを接続する端局の
インタフェース部が前記複数のＤＴＥのいずれか一つの
ＤＴＥから通信要求を受けた場合にこのＤＴＥと情報速
度ならびにインタフェース条件の合う端局のインタフェ
ース部を選択して接続するとともに、相手地球局に前記
情報速度ならびにインタフェース条件を送出することを
特徴とする衛星通信の端局接続方式。1. A plurality of DTEs (Data Terminators)
al Equipment) is a satellite communication terminal station connection method in which an earth station having a terminal station connected to a satellite and a transmitting / receiving device for a satellite communicates via a satellite, wherein the plurality of DTEs have an information rate and an interface. If the interface unit of the terminal station that connects the plurality of DTEs receives a communication request from any one of the plurality of DTEs, the DTE and the information rate are different.
With connecting degrees and by selecting the interface unit of the terminal station that meet the interface conditions, the opponent earth station
A terminal connection method for satellite communication, characterized by transmitting information rates and interface conditions .
件を受信した相手地球局の端局は指定された前記情報速
度ならびにインタフェース条件を満足するＤＴＥに対し
てＥＲ（Ｅｑｕｉｐｍｅｎｔ Ｒｅａｄｙ）信号を伝送
し、受信可能状態とすることを特徴とする請求項１記載
の衛星通信の端局接続方式。2. The information rate and interface section.
The information rate is the end station of the partner earth station specified that received the matter
2. The terminal connection method for satellite communication according to claim 1, wherein an ER (Equipment Ready) signal is transmitted to a DTE satisfying the degree and the interface condition to enable reception.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP32278091A JP3101835B2 (en) | 1991-12-06 | 1991-12-06 | Terminal connection method for satellite communication |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP32278091A JP3101835B2 (en) | 1991-12-06 | 1991-12-06 | Terminal connection method for satellite communication |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH05160764A JPH05160764A (en) | 1993-06-25 |
| JP3101835B2 true JP3101835B2 (en) | 2000-10-23 |
Family
ID=18147558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP32278091A Expired - Fee Related JP3101835B2 (en) | 1991-12-06 | 1991-12-06 | Terminal connection method for satellite communication |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3101835B2 (en) |
-
1991
- 1991-12-06 JP JP32278091A patent/JP3101835B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH05160764A (en) | 1993-06-25 |
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