JPH0870335A - Data communication controller - Google Patents

Data communication controller

Info

Publication number
JPH0870335A
JPH0870335A JP6205048A JP20504894A JPH0870335A JP H0870335 A JPH0870335 A JP H0870335A JP 6205048 A JP6205048 A JP 6205048A JP 20504894 A JP20504894 A JP 20504894A JP H0870335 A JPH0870335 A JP H0870335A
Authority
JP
Japan
Prior art keywords
communication
error correction
data communication
correction control
protocol conversion
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.)
Granted
Application number
JP6205048A
Other languages
Japanese (ja)
Other versions
JP3201452B2 (en
Inventor
Takatoshi Amitani
隆俊 網谷
Daisuke Akiyama
大介 秋山
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NTT Docomo Inc
Nippon Telegraph and Telephone Corp
Original Assignee
Nippon Telegraph and Telephone Corp
NTT Mobile Communications Networks Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Nippon Telegraph and Telephone Corp, NTT Mobile Communications Networks Inc filed Critical Nippon Telegraph and Telephone Corp
Priority to JP20504894A priority Critical patent/JP3201452B2/en
Publication of JPH0870335A publication Critical patent/JPH0870335A/en
Application granted granted Critical
Publication of JP3201452B2 publication Critical patent/JP3201452B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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  • Communication Control (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

PURPOSE: To cope with many kinds of adapters with a few equipments of a mobile communication switchboard by separating the various kinds of error correction controller groups and protocol converter groups and selecting one each from both groups corresponding to the communication protocol information of a radio section. CONSTITUTION: The module(Mo) groups of correction control(EC) and protocol(Pr) conversion respectively corresponding to the various kinds of EC systems and the Pr of data communication are separated and housed in a channel switch 21. A switchboard controller 29 controls the switch 21 corresponding to information for indicating the EC system and the Pr imparted to the data of the terminal 12 of a mobile equipment 17 by a Pr conversion adapter 15 through a radio base station 18. The switch 21 selects one each from both groups of Mo 25a-25d and 26a-26c, they are serially connected between a radio channel 16 and a fixed network 13 and data communication is performed between the terminals 12 and 14. Thus, without enlarging the equipments of the mobile communication switchboard 19 so much, many kinds of the adapters 15 are coped with.

Description

【発明の詳細な説明】Detailed Description of the Invention

【0001】[0001]

【産業上の利用分野】この発明は複数のデータ通信の通
信種別と、複数の誤り訂正制御方式とを適用するデジタ
ル移動通信網の移動通信交換局に設けられ、無線回線で
の誤り訂正制御を行うと共に、無線回線のデータ通信プ
ロトコルと、これが接続されるべき通信網のデータ通信
プロトコルとの変換を行うデータ通信制御装置に関す
る。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention is provided in a mobile communication switching center of a digital mobile communication network to which a plurality of communication types of data communication and a plurality of error correction control systems are applied, and performs error correction control in a wireless line. The present invention relates to a data communication control device that performs a conversion between a data communication protocol of a wireless line and a data communication protocol of a communication network to which the wireless line is connected.

【0002】[0002]

【従来の技術】図3にデジタル移動通信におけるデータ
通信の構成例を示す。図において、デジタル移動通信網
11に接続されたデータ端末12と、固定網13に接続
されたデータ端末14との間で通信を行うためには、デ
ータ通信プロトコル変換アダプタ15においてデータ端
末12のデータ通信情報12を誤り訂正情報を付加した
無線回線16の伝送に適した無線回線用データ通信プロ
トコルに変換を行う。この無線回線用データ通信プロト
コルに変換されたデータ通信情報はデジタル移動機17
を介して無線回線16へ送信される。無線回線16を通
じて無線基地局18に受信された通信情報は移動通信交
換局19に送信され交換局19内の通話路スイッチ21
を介してデータ通信制御回路22に入力され、無線区間
の誤り訂正制御を行った後、データ通信の無線区間と、
固定網13の区間とのプロトコル変換を行う。データ通
信制御回路22から出力されたデータ通信情報は、固定
網13に送出されデータ端末14で受信されることによ
り、データ端末12と14との間はトランスペアレント
なデータ通信を行うことができる。
2. Description of the Related Art FIG. 3 shows a configuration example of data communication in digital mobile communication. In the figure, in order to perform communication between the data terminal 12 connected to the digital mobile communication network 11 and the data terminal 14 connected to the fixed network 13, the data of the data terminal 12 in the data communication protocol conversion adapter 15 is used. The communication information 12 is converted into a wireless line data communication protocol suitable for transmission on the wireless line 16 to which error correction information is added. The data communication information converted into the data communication protocol for the wireless line is used by the digital mobile unit 17
Is transmitted to the wireless line 16 via. The communication information received by the wireless base station 18 through the wireless line 16 is transmitted to the mobile communication switching center 19 and the communication path switch 21 in the switching center 19 is transmitted.
Is input to the data communication control circuit 22 via the, and after performing error correction control of the wireless section, the wireless section of the data communication,
Protocol conversion with the section of the fixed network 13 is performed. The data communication information output from the data communication control circuit 22 is transmitted to the fixed network 13 and received by the data terminal 14, whereby transparent data communication can be performed between the data terminals 12 and 14.

【0003】この際、データ通信の種別、無線区間の伝
送速度、通信品質によって、データ通信プロトコル変換
アダプタ15、データ通信制御回路22はそれぞれ違う
種類のものを用意しなければならず、正常な通信を行う
ためには、データ通信プロトコル変換アダプタ15、デ
ータ通信制御回路22は同じ種類のもの同士で対向しな
ければならない。
At this time, different types of the data communication protocol conversion adapter 15 and the data communication control circuit 22 must be prepared depending on the type of data communication, the transmission speed of the wireless section, and the communication quality, and normal communication is performed. In order to perform the above, the data communication protocol conversion adapter 15 and the data communication control circuit 22 must be of the same type and face each other.

【0004】[0004]

【発明が解決しようとする課題】誤り訂正制御方式に複
数の種類があり、かつデータ通信プロトコルは複数の種
類があり、このため従来においてはアダプタのプロトコ
ル変換、誤り訂正機能に対応した複数の種類のデータ通
信制御回路を用意しなければならないため、誤り訂正制
御方式とデータ通信プロトコル変換との組合せの種類が
多くなると、全ての交換局に全ての種類のアダプタ15
に対応したデータ通信制御回路を設置することになり、
莫大な設備投資が必要であるという問題がある。
There are a plurality of types of error correction control systems and a plurality of types of data communication protocols. Therefore, in the past, a plurality of types corresponding to protocol conversion and error correction functions of adapters have been proposed. Since it is necessary to prepare the data communication control circuit of the above, if the number of combinations of the error correction control system and the data communication protocol conversion increases, all the types of adapters 15 will be provided to all the exchanges.
Will install a data communication control circuit corresponding to
There is a problem that enormous capital investment is required.

【0005】そこでこの発明は、データ通信制御回路の
誤り訂正制御機能とプロトコル変換機能を分離すること
により、少ない設備投資により、全ての種類のアダプタ
に対応できるデータ通信制御装置を提供することを目的
とする。
Therefore, an object of the present invention is to provide a data communication control device capable of supporting all types of adapters with a small equipment investment by separating the error correction control function and the protocol conversion function of the data communication control circuit. And

【0006】[0006]

【課題を解決するための手段】この発明によれば複数の
誤り訂正制御方式のそれぞれに応じた誤り訂正制御を行
う複数の誤り訂正制御モジュールと、複数のデータ通信
の通信種別のそれぞれに応じたデータ通信プロトコル変
換を行う複数のプロトコル変換モジュールとが設けら
れ、移動機からの無線回線を通じて受信された制御情報
に応じて誤り訂正制御モジュールの1つと、プロトコル
変換モジュールの1つとが選択され、これら選択された
両モジュールが無線回線と通信網との間に直列的に挿入
される。
According to the present invention, a plurality of error correction control modules for performing error correction control according to a plurality of error correction control systems and a plurality of communication types for data communication are provided. A plurality of protocol conversion modules for performing data communication protocol conversion are provided, and one of the error correction control module and one of the protocol conversion modules is selected according to the control information received from the mobile device through the wireless line. Both selected modules are inserted in series between the wireless line and the communication network.

【0007】請求項2の発明では無線回線と通信網とを
接続する通話路スイッチに複数の誤り訂正制御モジュー
ルと複数のプロトコル変換モジュールとが収容されて前
記直接的接続が行われる。請求項3の発明では無線回線
と通信網とを接続する通話路スイッチに、通話路スイッ
チと同様の機能をもつ内部スイッチが収容され、その内
部スイッチに複数の誤り訂正制御モジュールと複数のプ
ロトコル変換モジュールとが収容される。
According to the second aspect of the present invention, the communication path switch for connecting the wireless line and the communication network accommodates the plurality of error correction control modules and the plurality of protocol conversion modules to perform the direct connection. According to the third aspect of the present invention, an internal switch having a function similar to that of the speech path switch is accommodated in the speech path switch that connects the wireless line and the communication network, and the internal switch has a plurality of error correction control modules and a plurality of protocol conversions. Modules and are housed.

【0008】[0008]

【作用】各々無線回線で使用する誤り訂正方式の種類だ
け誤り制御モジュールと、データ通信の伝送プロトコル
の種類だけプロトコル変換モジュールとが設けられ、こ
れら両種のモジュールがダイナミックに選択接続され
る。
According to the present invention, an error control module is provided for each type of error correction method used in each wireless line, and a protocol conversion module is provided for each type of data communication transmission protocol. These two types of modules are dynamically and selectively connected.

【0009】[0009]

【実施例】図1にこの発明の実施例の一例を示し、図3
におけるものと同じものには同じ符号を付してある。こ
の実施例では無線回線区間の複数の誤り訂正制御方式に
対応する複数の誤り訂正制御モジュール25a〜25d
と、無線回線区間での複数のデータ通信プロトコルと固
定網のデータ通信プロトコルとの変換と対応する複数の
プロトコル変換モジュール26a〜26cがこの例では
通話路スイッチ21に収容される。誤り訂正モジュール
25aは例えば、11.2kbpsのデータ伝送に対応
した誤り訂正制御機能を有し、誤り訂正制御モジュール
25bは5.6kbpsのデータ伝送に対応した誤り訂
正制御機能を有し、誤り訂正制御モジュール25cは1
1.2kbpsの衛星回線データ伝送に対応した誤り訂
正制御機能を有し、誤り訂正制御モジュール25dは
5.6kbpsの衛星回線データ伝送に対応した誤り訂
正制御機能を有する。プロトコル変換モジュール26a
は例えばファクシミリ通信に対応したプロトコル変換機
能を有し、プロトコル変換モジュール26bはモデム通
信に対応したプロトコル変換機能を有し、プロトコル変
換モジュール26cは音声通信に対応したプロトコル変
換機能を有している。
FIG. 1 shows an example of an embodiment of the present invention, and FIG.
The same parts as those in are given the same reference numerals. In this embodiment, a plurality of error correction control modules 25a to 25d corresponding to a plurality of error correction control systems in the wireless line section.
In this example, the communication path switch 21 accommodates a plurality of protocol conversion modules 26a to 26c corresponding to conversion between a plurality of data communication protocols in the wireless line section and a fixed network data communication protocol. The error correction module 25a has an error correction control function corresponding to 11.2 kbps data transmission, and the error correction control module 25b has an error correction control function corresponding to 5.6 kbps data transmission. Module 25c is 1
It has an error correction control function corresponding to 1.2 kbps satellite line data transmission, and the error correction control module 25d has an error correction control function corresponding to 5.6 kbps satellite line data transmission. Protocol conversion module 26a
Has a protocol conversion function compatible with facsimile communication, the protocol conversion module 26b has a protocol conversion function compatible with modem communication, and the protocol conversion module 26c has a protocol conversion function compatible with voice communication.

【0010】いまデータ端末12,14はファクシミリ
端末、無線回線16は11.2kbpsの通信速度、デ
ータ通信プロトコル変換アダプタ15は無線回線が1
1.2kbpsの通信速度のファクシミリ端末に対応し
ているものとして説明を行う。データ端末12からデー
タ端末14に通信を行う場合、データ端末12が通信を
開始すると、データ端末12からのアナログデータ信号
は、データ通信プロトコル変換アダプタ15に入力さ
れ、ファクシミリ信号を無線回線16の伝送に適したプ
ロトコルに変換した後、11.2kbpsの通信速度の
無線回線に対応した誤り訂正制御情報を付加したデジタ
ルデータ信号に変換し、そのデジタルデータ信号とアダ
プタ種別情報とをデジタル移動機17に出力する。デジ
タル移動機17は、無線回線16にデジタルデータ信号
を送信し、アダプタ種別情報、データ通信開始情報を制
御回線27に送信する。
The data terminals 12 and 14 are facsimile terminals, the wireless line 16 has a communication speed of 11.2 kbps, and the data communication protocol conversion adapter 15 has a wireless line 1.
The description will be made assuming that the facsimile terminal has a communication speed of 1.2 kbps. When the data terminal 12 communicates with the data terminal 14, when the data terminal 12 starts communication, the analog data signal from the data terminal 12 is input to the data communication protocol conversion adapter 15, and the facsimile signal is transmitted via the wireless line 16. After converting the protocol into a digital data signal added with error correction control information corresponding to a wireless line with a communication speed of 11.2 kbps, the digital data signal and adapter type information are transferred to the digital mobile device 17. Output. The digital mobile device 17 transmits a digital data signal to the wireless line 16, and transmits adapter type information and data communication start information to the control line 27.

【0011】無線基地局18は受信した無線回線16よ
りの信号を移動通信交換局19の通話路スイッチ21に
通信回線28を通じて、また制御回線27よりの信号を
移動通信交換局19の移動通信交換局制御装置29に制
御回線31を通じてそれぞれ送出する。移動通信交換局
制御装置29は、無線基地局18よりのデータ通信開始
情報とアダプタ種別情報とをもとにして、11.2kb
psのデータ伝送に対応した誤り訂正制御モジュール2
5aと、ファクシミリ通信に対応したプロトコル変換モ
ジュール26aとをそれぞれ選択し、通話路スイッチ2
1を制御することにより、通信回線28と誤り訂正制御
モジュール25aとの間の通話路パス、誤り訂正制御モ
ジュール25aとプロトコル変換モジュール26aとの
間の通話路パス、プロトコル変換モジュール26aと固
定網回線13に通じる固定網回線32との間の通話路パ
スをそれぞれ設定し、選択した誤り訂正制御モジュール
25a、ファクシミリ通信に対応したプロトコル変換モ
ジュール26aに対し起動オーダを送出する。
The wireless base station 18 receives the signal from the wireless line 16 through the communication line 28 to the communication path switch 21 of the mobile communication switching station 19, and receives the signal from the control line 27 for the mobile communication switching of the mobile communication switching station 19. It is sent to the station control unit 29 through the control line 31. Based on the data communication start information from the wireless base station 18 and the adapter type information, the mobile communication switching center control device 29 determines 11.2 kb.
Error correction control module 2 compatible with ps data transmission
5a and the protocol conversion module 26a corresponding to the facsimile communication, respectively, and the communication path switch 2
1 by controlling the communication path 28 between the communication line 28 and the error correction control module 25a, the communication path between the error correction control module 25a and the protocol conversion module 26a, the protocol conversion module 26a and the fixed network line. The communication path to the fixed network line 32 leading to 13 is set, and the activation order is sent to the selected error correction control module 25a and the protocol conversion module 26a corresponding to the facsimile communication.

【0012】これにより無線回線16と固定網13との
間に誤り訂正制御モジュール25aとプロトコル変換モ
ジュール26aとが直列的に挿入される。誤り訂正制御
モジュール25aはデータ通信プロトコル変換アダプタ
15と対向して、無線回線区間での誤り訂正を行い、誤
り訂正情報を除いたデータ信号をプロトコル変換モジュ
ール26aに送出する。プロトコル変換モジュール26
aは無線回線区間の通信プロトコルを固定網13の通信
プロトコルに変換して、固定網回線32に送出し、デー
タ端末14にデータ端末12よりのデータ信号が到達す
る。一方固定データ端末14から移動端末13へのデー
タ信号は、プロトコル変換モジュール26aでプロトコ
ル変換を行い、誤り訂正制御モジュール25aで誤り訂
正情報を付加した後、無線回線16に送出して、アダプ
タ15で無線区間の誤り訂正を行って、プロトコル変換
を行うことにより両端末間の通信が可能となる。
As a result, the error correction control module 25a and the protocol conversion module 26a are serially inserted between the wireless line 16 and the fixed network 13. The error correction control module 25a faces the data communication protocol conversion adapter 15 to perform error correction in the wireless line section, and sends the data signal excluding the error correction information to the protocol conversion module 26a. Protocol conversion module 26
a converts the communication protocol of the wireless line section into the communication protocol of the fixed network 13 and sends it to the fixed network line 32, and the data signal from the data terminal 12 reaches the data terminal 14. On the other hand, the data signal from the fixed data terminal 14 to the mobile terminal 13 is subjected to protocol conversion by the protocol conversion module 26a, added with error correction information by the error correction control module 25a, and then sent to the wireless line 16 to be transmitted by the adapter 15. By performing error correction in the wireless section and protocol conversion, communication between both terminals becomes possible.

【0013】この実施例では、ファクシミリ通信を行う
場合を例として説明したが、端末がモデム等であっても
そのモデムの通信方式にあったアダプタと、それに対応
する誤り訂正制御機能をもつ誤り訂正制御モジュール及
び無線区間データ通信プロトコルの変換機能をもつプロ
トコル変換モジュールとをダイナミックに選択すること
により、いかなるデータ通信方式にも対応することがで
きる。
In this embodiment, the case where the facsimile communication is performed has been described as an example. However, even if the terminal is a modem or the like, an adapter suitable for the communication system of the modem and an error correction having an error correction control function corresponding thereto are provided. By dynamically selecting the control module and the protocol conversion module having the function of converting the wireless section data communication protocol, any data communication method can be supported.

【0014】また、デジタル移動通信網11では、音声
通信もデジタルデータ情報により、通信が行われるた
め、音声情報もデータ通信の一種と考えられる。そこで
音声の符号化変換をプロトコル変換モジュールで行うこ
とにより、全ての通信方式に対して同様の処理で行うこ
とができる。このとき、デジタル移動機17には、アダ
プタ15は接続されないためデジタル移動機17から制
御情報のアダプタ種別は送信されず、かわりに音声符号
化種別情報が送信され、移動通信交換局制御装置29
は、受信した音声符号化種別情報により、音声符号化変
換を行うプロトコル変換モジュールを選択し、通信回線
に接続を行うことにより実現する。
In the digital mobile communication network 11, voice communication is also performed by digital data information, and therefore voice information is considered to be a kind of data communication. Therefore, by performing voice coding conversion by the protocol conversion module, the same processing can be performed for all communication systems. At this time, since the adapter 15 is not connected to the digital mobile device 17, the adapter type of the control information is not transmitted from the digital mobile device 17, the voice coding type information is transmitted instead, and the mobile communication switching center control device 29.
Is realized by selecting a protocol conversion module that performs voice encoding conversion based on the received voice encoding type information and connecting to a communication line.

【0015】また、無線区間に新たに伝送速度が追加さ
れ、誤り訂正制御方式が追加されても、それに対応する
誤り訂正制御モジュールを追加するだけでよい。同様
に、無線区間にデータ通信プロトコルが新たに追加され
た場合においても、その通信プロトコルに対応したプロ
トコル変換モジュールを追加するだけでよい。図2に請
求項3の発明の実施例の要部を示し、図1と同様の機能
のものには同一の符号を付してある。
Further, even if a transmission rate is newly added to the wireless section and an error correction control method is added, it is only necessary to add an error correction control module corresponding thereto. Similarly, when a data communication protocol is newly added to the wireless section, it is only necessary to add a protocol conversion module corresponding to the communication protocol. FIG. 2 shows an essential part of an embodiment of the invention of claim 3 and those having the same functions as in FIG. 1 are designated by the same reference numerals.

【0016】図1と異なる所は通話路スイッチ21に内
部スイッチ35が収容され、内部スイッチ35は通話路
スイッチ21と同様の機能を有し、この内部スイッチ3
5に誤り訂正制御モジュール25a〜25d、プロトコ
ル変換モジュール26a〜26cが収容される。移動通
信交換局制御装置29は、無線基地局よりのデータ通信
開示情報とアダプタ種別情報をもとに、図1の場合と同
様の例とすると、11.2kbpsのデータ伝送に対応
した誤り訂正制御モジュール25aとファクシミリ通信
に対応したプロトコル変換モジュール26dとを選択
し、これが直列に接続されて通話路スイッチ21に接続
されるように内部スイッチ35に通話路パスを設定する
と共に、通信回線28と内部スイッチ35との間の通話
路パスと、内部スイッチ35と固定網回線32との間の
通話路パスをそれぞれ設定して、通信回線28と固定網
回線32との間に誤り訂正制御モジュール25aとプロ
トコル変換モジュール26aとが直列的に挿入され、図
1の場合と同様にデータ端末12,14間のファクシミ
リ通信が行われる。
1 differs from FIG. 1 in that an internal switch 35 is housed in the speech path switch 21, and the internal switch 35 has the same function as that of the speech path switch 21.
5 accommodates error correction control modules 25a to 25d and protocol conversion modules 26a to 26c. Based on the data communication disclosure information and the adapter type information from the radio base station, the mobile communication switching center control device 29 assumes an example similar to the case of FIG. 1 and performs error correction control corresponding to 11.2 kbps data transmission. The module 25a and the protocol conversion module 26d corresponding to the facsimile communication are selected, and the communication path is set in the internal switch 35 so that they are connected in series and connected to the communication path switch 21. A call path path to the switch 35 and a call path path to the internal switch 35 and the fixed network line 32 are set respectively, and an error correction control module 25a is provided between the communication line 28 and the fixed network line 32. The protocol conversion module 26a is serially inserted, and facsimile communication between the data terminals 12 and 14 is performed as in the case of FIG. That.

【0017】上述においてはこの発明をデジタル移動通
信網のデータ端末と、固定網のデータ端末との接続に適
用したが、固定網ではなく、衛星通信網、他のデジタル
移動通信網など他の通信網のデータ端末との通信にも適
用できる。
In the above description, the present invention is applied to the connection between the data terminal of the digital mobile communication network and the data terminal of the fixed network, but other communication such as a satellite communication network or another digital mobile communication network is used instead of the fixed network. It can also be applied to communication with data terminals on the network.

【0018】[0018]

【発明の効果】以上のようにこの発明によれば、アダプ
タの種類の数だけ交換局に設備するのではなく、誤り訂
正制御機能とプロトコル変換機能とを分離することによ
り、その組み合わせによって交換局に設備する数を減少
することが可能となり、経済性が向上する。
As described above, according to the present invention, the exchange station is not provided with the same number as the number of types of adapters, but the error correction control function and the protocol conversion function are separated, and the exchange station is combined by the combination. It is possible to reduce the number of equipment to be installed, and the economic efficiency is improved.

【0019】また、無線区間の誤り訂正制御方式が追加
されても、その誤り訂正制御機能に対応するモジュール
だけ追加することにより、プロトコル変換モジュールに
変更を加えることもなく、容易に拡張することができる
という利点がある。同様に、無線区間のデータ通信プロ
トコルが追加されても、そのプロトコル変換機能に対応
するモジュールを追加することにより、誤り訂正制御モ
ジュールに変更を加えることもなく、容易に拡張するこ
とができるという利点がある。従って、この発明によれ
ば、デジタル移動通信交換局の設備に対する経済性が向
上し、誤り訂正制御方式、無線区間データ伝送プロトコ
ルの増減に容易に対応することができる。
Further, even if the error correction control method for the wireless section is added, by adding only the module corresponding to the error correction control function, the protocol conversion module can be easily expanded without any change. There is an advantage that you can. Similarly, even if a data communication protocol for a wireless section is added, by adding a module corresponding to the protocol conversion function, the error correction control module can be easily expanded without any change. There is. Therefore, according to the present invention, the economical efficiency of the equipment of the digital mobile communication switching center is improved, and it is possible to easily cope with the increase and decrease of the error correction control method and the wireless section data transmission protocol.

【0020】また請求項3の発明によれば通話路スイッ
チ21の制御は従来と同様の手法でよく、従来用いられ
ている通話路パス設定アルゴリズムをそのまま利用でき
る。
According to the third aspect of the present invention, the control of the speech path switch 21 may be performed by the same method as the conventional one, and the conventionally used speech path setting algorithm can be used as it is.

【図面の簡単な説明】[Brief description of drawings]

【図1】請求項2の発明の実施例を示すブロック図。FIG. 1 is a block diagram showing an embodiment of the invention of claim 2;

【図2】請求項3の発明の実施例の要部を示すブロック
図。
FIG. 2 is a block diagram showing a main part of an embodiment of the invention of claim 3;

【図3】従来のデータ通信制御装置を示すブロック図。FIG. 3 is a block diagram showing a conventional data communication control device.

───────────────────────────────────────────────────── フロントページの続き (51)Int.Cl.6 識別記号 庁内整理番号 FI 技術表示箇所 9371−5K H04L 13/00 305 C H04Q 7/04 B ─────────────────────────────────────────────────── ─── Continuation of the front page (51) Int.Cl. 6 Identification code Office reference number FI technical display location 9371-5K H04L 13/00 305 C H04Q 7/04 B

Claims (3)

【特許請求の範囲】[Claims] 【請求項1】 複数のデータ通信の通信種別と無線回線
区間に複数の誤り訂正制御方式を適するデジタル移動通
信網の移動通信交換局に設けられ、 無線回線での誤り訂正制御を行うと共にその無線回線で
の通信プロトコルとこの無線回線が接続された通信網の
データ通信プロトコルとを変換するデータ通信制御装置
において、 上記複数の誤り訂正制御方式のそれぞれに応じた誤り訂
正制御を行う複数の誤り訂正制御モジュールと、 上記複数のデータ通信の通信種別のそれぞれに応じたデ
ータ通信プロトコル変換を行う複数のプロトコル変換モ
ジュールと、 移動機からの上記無線回線を通じて受信された制御情報
に応じて上記誤り訂正制御モジュールの1つと上記プロ
トコル変換モジュールの1つとを選択して上記無線回線
と上記通信網との間に直列的に挿入接続する制御手段
と、 を具備することを特徴とするデータ通信制御装置。
1. A mobile communication switching center of a digital mobile communication network adapted to a plurality of data communication communication types and a plurality of error correction control systems in a wireless circuit section, and performs error correction control in a wireless circuit and the wireless communication. In a data communication control device for converting a communication protocol in a line and a data communication protocol in a communication network to which this wireless line is connected, a plurality of error corrections for performing error correction control according to each of the plurality of error correction control systems A control module, a plurality of protocol conversion modules that perform data communication protocol conversion according to each of the plurality of data communication types, and the error correction control according to control information received from the mobile device through the wireless line. One of the modules and one of the protocol conversion modules is selected to connect the wireless line and the communication network. Data communication control apparatus characterized by comprising control means for serially inserted and connected, to the.
【請求項2】 上記無線回線と、上記通信網とを接続す
る通話路スイッチに、上記複数の誤り訂正制御モジュー
ルと上記複数のプロトコル変換モジュールとが収容され
ていることを特徴とするデータ通信制御装置。
2. A data communication control, wherein a plurality of error correction control modules and a plurality of protocol conversion modules are accommodated in a speech path switch that connects the wireless line and the communication network. apparatus.
【請求項3】 上記無線回線と、上記通信網とを接続す
る通話路スイッチに、通話路スイッチと同様な機能をも
つ内部スイッチが収容され、その内部スイッチに上記複
数の誤り訂正制御モジュールと、上記複数のプロトコル
変換モジュールとが収容されていることを特徴とするデ
ータ通信制御装置。
3. A speech path switch that connects the wireless line and the communication network includes an internal switch having a function similar to that of the speech path switch, and the internal switch includes the plurality of error correction control modules. A data communication control device comprising the plurality of protocol conversion modules.
JP20504894A 1994-08-30 1994-08-30 Data communication control device Expired - Fee Related JP3201452B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP20504894A JP3201452B2 (en) 1994-08-30 1994-08-30 Data communication control device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP20504894A JP3201452B2 (en) 1994-08-30 1994-08-30 Data communication control device

Publications (2)

Publication Number Publication Date
JPH0870335A true JPH0870335A (en) 1996-03-12
JP3201452B2 JP3201452B2 (en) 2001-08-20

Family

ID=16500591

Family Applications (1)

Application Number Title Priority Date Filing Date
JP20504894A Expired - Fee Related JP3201452B2 (en) 1994-08-30 1994-08-30 Data communication control device

Country Status (1)

Country Link
JP (1) JP3201452B2 (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100280794B1 (en) * 1997-12-22 2001-02-01 정선종 Protocol compatible device and method between wireless access network and core network in next generation mobile communication system
US6320862B1 (en) 1997-04-22 2001-11-20 Nec Corporation Mobile communication system for communicating with an integrated services digital network
JP2002537706A (en) * 1999-02-16 2002-11-05 テラス マウンテン システムズ インコーポレイテッド General-purpose communication protocol converter
JP2007074751A (en) * 1998-07-24 2007-03-22 Robert Bosch Gmbh Transmission method for transmitting signals between first and second communication networks, mobile station, and mobile communication system
US7668144B2 (en) 2001-06-04 2010-02-23 Taylor Rebecca S Dynamically extensible communications device
US7792981B2 (en) 1999-02-16 2010-09-07 Taylor Rebecca S Generic communications protocol translator

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6320862B1 (en) 1997-04-22 2001-11-20 Nec Corporation Mobile communication system for communicating with an integrated services digital network
KR100280794B1 (en) * 1997-12-22 2001-02-01 정선종 Protocol compatible device and method between wireless access network and core network in next generation mobile communication system
JP2007074751A (en) * 1998-07-24 2007-03-22 Robert Bosch Gmbh Transmission method for transmitting signals between first and second communication networks, mobile station, and mobile communication system
JP4518414B2 (en) * 1998-07-24 2010-08-04 アイピーコム ゲゼルシャフト ミット ベシュレンクテル ハフツング ウント コンパニー コマンディートゲゼルシャフト A network for transmitting digital data from a first mobile station to a second mobile station, a mobile station for receiving digital data, and a network for transmitting digital data from the first mobile station to a second mobile station Configured intermediate station
JP2002537706A (en) * 1999-02-16 2002-11-05 テラス マウンテン システムズ インコーポレイテッド General-purpose communication protocol converter
US7792981B2 (en) 1999-02-16 2010-09-07 Taylor Rebecca S Generic communications protocol translator
JP4668422B2 (en) * 1999-02-16 2011-04-13 ルーベック カンポヴェッロ, リミテッド ライアビリティ カンパニー General-purpose communication protocol converter
US8341281B2 (en) 1999-02-16 2012-12-25 Lubec Campobello Llc Generic communications protocol translator
US7668144B2 (en) 2001-06-04 2010-02-23 Taylor Rebecca S Dynamically extensible communications device

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