JP2683795B2 - Communication channel switching method - Google Patents
Communication channel switching methodInfo
- Publication number
- JP2683795B2 JP2683795B2 JP63165586A JP16558688A JP2683795B2 JP 2683795 B2 JP2683795 B2 JP 2683795B2 JP 63165586 A JP63165586 A JP 63165586A JP 16558688 A JP16558688 A JP 16558688A JP 2683795 B2 JP2683795 B2 JP 2683795B2
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- Prior art keywords
- mobile
- line
- exchange
- mobile communication
- 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 - Lifetime
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Description
【発明の詳細な説明】 〔産業上の利用分野〕 本発明は、移動通信システムに利用されるもので、移
動機が通信中に異なる移動通信網に移動する場合に、異
なる移動通信交換機間で、移動機の加入者情報を転送し
て呼制御を行う通話中のチャネル切替方式に関するもの
である。The present invention is used in a mobile communication system, and when a mobile unit moves to a different mobile communication network during communication, different mobile communication exchanges are used. The present invention relates to a channel switching system during a call in which subscriber information of a mobile device is transferred and call control is performed.
移動通信システムは、周知のように、互いに独立の無
線ゾーンを持つ複数の無線基地局を通信回線を介して収
容し、互いに通信網を介して接続されている複数の移動
通信交換機と、上述の複数の無線基地局のいずれの局と
も無線回線で接続可能な移動機とから構成されている。
そして、移動機が通信中に上述の無線ゾーン間を移動し
て通信できるように構成されている。この無線ゾーン間
を移動機が移動する場合の移動先を検出して、移動先の
無線ゾーンを確定する技術は周知である。As is well known, a mobile communication system accommodates a plurality of radio base stations having radio zones independent of each other via a communication line, and a plurality of mobile communication exchanges connected to each other via a communication network, It is composed of a mobile device that can be connected to any of a plurality of wireless base stations by a wireless line.
Then, the mobile device is configured to move between the above-mentioned wireless zones to communicate during communication. A technique of detecting a moving destination when a mobile device moves between the wireless zones and determining the wireless zone of the moving destination is well known.
したがって、移動機が自由に異なる無線ゾーン間を移
動するため、移動機の位置情報や加入者データ等の加入
者情報を収容するホームメモリ局が設置されており、さ
らに、移動機の発着信等による呼制御が必要となった場
合に、その都度、ホームメモリ局の加入者情報を参照せ
ずに呼制御ができるように、移動機の存在する無線ゾー
ンを構成する無線基地局を収容している移動通信交換機
に対応して設けられたビジタメモリ局に、その移動機の
加入者情報をホームメモリ局から複写し転送して一時的
に記憶させておき、このビジタメモリ局の複写加入者情
報を参照することにより、移動機の呼制御を行ってい
る。Therefore, since the mobile device can freely move between different wireless zones, a home memory station that accommodates subscriber information such as mobile device location information and subscriber data is installed. When the call control by the mobile phone is required, the radio base station that configures the radio zone in which the mobile device exists is accommodated so that the call control can be performed without referring to the subscriber information of the home memory station each time. Copy the subscriber information of the mobile station from the home memory station to the visitor memory station provided for the existing mobile telecommunication switch, transfer it, and temporarily store it. Refer to the copied subscriber information of this visitor memory station. By doing so, call control of the mobile device is performed.
第３図にこのような従来の移動通信システムで、移動
機が通信中に異なる移動通信交換機に収容された無線基
地局が構成する無線ゾーン間を移動した場合のチャネル
切替方式を説明するためのシステムの構成を示し、第４
図にこの第３図におけるチャネル切替のための信号送受
信過程を例示するシーケンス図を示して説明する。FIG. 3 is a diagram for explaining a channel switching system in such a conventional mobile communication system when a mobile unit moves between wireless zones formed by wireless base stations accommodated in different mobile communication exchanges during communication. Shows the system configuration, 4th
A sequence diagram illustrating a signal transmission / reception process for channel switching in FIG. 3 will be described with reference to FIG.
すなわち、第３図に示すように、移動機１が固定端末
９と、無線回線12、回線13、14、15、16、および移動通
信交換機３、中継線交換機４、加入者線交換機５とを介
して通信中に無線ゾーン20から無線ゾーン21へ移動する
と、移動通信交換機３は、中継線交換機４に対して回線
32の設定信号を送出する。同様に、中継線交換機４は、
移動先の無線ゾーン21につながる中継線交換機６に対し
て回線31の設定要求を送出し、中継線交換機６は無線ゾ
ーン21側の移動通信交換機７へ回線17の設定信号を送出
してこれらの回線を設定する。移動先の移動無線通信交
換機７は回線18を設定し、無線基地局８により無線回線
19を設定すると、中継線交換機６、中継線交換機４を介
して、移動通信交換機３に対して回線設定が完了した旨
を通知する。すると無線ゾーン20側の移動通信交換機３
は、これらの回線32、31、17が設定されると、新しい無
線回線19を移動機１に通知する。無線ゾーン21側の移動
通信交換機７は、移動機１の無線回線の切替を確認する
と、移動通信交換機３へ通知し、回線13を開放する。That is, as shown in FIG. 3, the mobile unit 1 includes a fixed terminal 9, a wireless line 12, lines 13, 14, 15, 16 and a mobile communication switch 3, a trunk line switch 4, and a subscriber line switch 5. When moving from the wireless zone 20 to the wireless zone 21 during communication via the mobile communication switching center 3, the mobile communication switching center 3 connects to the trunk line switching center 4.
Sends 32 setting signals. Similarly, the trunk line exchange 4
A request for setting the line 31 is sent to the trunk line exchange 6 connected to the wireless zone 21 of the moving destination, and the trunk line exchange 6 sends a setting signal of the line 17 to the mobile communication exchange 7 on the side of the wireless zone 21 to send these. Set up the line. The destination mobile radio communication switch 7 sets up the line 18, and the radio base station 8 sets up the radio line.
When 19 is set, the mobile communication switching system 3 is notified via the trunk line switching system 6 and the trunk line switching system 4 that the line setting is completed. Then, the mobile communication exchange 3 on the side of the wireless zone 20
When these lines 32, 31, and 17 are set up, notifies the mobile device 1 of the new wireless line 19. When confirming the switching of the wireless line of the mobile unit 1, the mobile communication exchange 7 on the side of the wireless zone 21 notifies the mobile communication exchange 3 and opens the line 13.
すなわち、移動機１が無線ゾーン20から無線ゾーン21
に移動すると、回線16、15、14、32、31、17、18、無線
回線19を介し、固定端末９と移動機１との間で、加入者
線交換機５、中継線交換機４、移動通信交換機３、中継
線交換機４、中継線交換機６、移動通信交換機７、無線
基地局８を経由する新しい通信路が形成されて、通信を
継続させる。That is, the mobile device 1 moves from the wireless zone 20 to the wireless zone 21.
When moving to, the subscriber line exchange 5, the trunk line exchange 4, and the mobile communication are performed between the fixed terminal 9 and the mobile station 1 via the lines 16, 15, 14, 32, 31, 17, 18, and the wireless line 19. A new communication path is formed through the exchange 3, the trunk line exchange 4, the trunk line exchange 6, the mobile communication exchange 7, and the radio base station 8 to continue communication.
この際、移動機１の加入者情報は、旧移動通信交換機
３に対応するビジタメモリ局10にそのまま記憶させてお
き、チャネル切替後においても、旧移動通信交換機３
が、ビジタメモリ局10を参照することにより、移動機１
の呼制御を行っていた。At this time, the subscriber information of the mobile station 1 is stored in the visitor memory station 10 corresponding to the old mobile communication exchange 3 as it is, and even after the channel switching, the old mobile communication exchange 3 is stored.
However, by referring to the visitor memory station 10, the mobile unit 1
Was performing call control.
しかし、このような従来のチャネル切替方式では、移
動機１からの回線切断等の呼制御信号を新移動通信交換
機７から、旧移動通信交換機３に中継する機能が必要で
あって、固定の回線網と旧移動通信交換機３とを接続す
る回線14、32を別途に設けなければならない欠点があっ
た。However, such a conventional channel switching system requires a function of relaying a call control signal such as a line disconnection from the mobile station 1 from the new mobile communication exchange 7 to the old mobile communication exchange 3 and a fixed line. There is a drawback that the lines 14 and 32 for connecting the network and the old mobile communication exchange 3 must be provided separately.
本発明の目的は、通信チャネル切替後に、新しい移動
通信交換機において、移動機からの呼制御信号を中継す
る機能と、固定網を介して旧移動通信交換機との接続を
不必要とする通信中におけるチャネル切替方式を提供す
ることにある。An object of the present invention is to provide a function of relaying a call control signal from a mobile station in a new mobile communication exchange after switching a communication channel and during communication that does not require connection with an old mobile communication exchange via a fixed network. It is to provide a channel switching system.
本発明は、通信中の移動機の移動による通信中のチャ
ネル切替において、移動機の加入者情報を旧移動通信交
換機に対応するビジタメモリ局から、新しい移動通信交
換機に対応するビジタメモリ局に転送して、新移動通信
交換機で呼制御を行うとともに、移動機と通信中の相手
側端末と、移動機間の接続方路を最適となる新たな接続
ルートを再選択して通信路設定するところに特徴があ
る。The present invention transfers the subscriber information of a mobile device from a visitor memory station corresponding to an old mobile communication exchange to a visitor memory station corresponding to a new mobile communication exchange in channel switching during communication due to movement of a mobile device in communication. , The new mobile telecommunication switch performs call control and reselects a new connection route that optimizes the connection route between the other terminal communicating with the mobile device and the mobile device, and sets the communication path There is.
移動機が通信中に他の無線ゾーンへ移動するとき、固
定網の加入者交換機に対して再ルーチングの指示を出し
て当該移動機が移動する先の移動通信交換機との間に新
たな接続ルートを設定させる。そして、移動先の移動通
信交換機で移動機との回線を設定すると、元の移動通信
交換機を介して新しい無線回線を通知し、移動機の回線
切替を確認した後、移動機の加入者情報の一部または全
部を移動元の移動通信交換機に対応するビジタメモリ局
から移動先のビジタメモリ局へ転送し、新たなビジタメ
モリ局に記憶された加入者情報に基づいて、移動先の移
動通信交換機で呼制御を行う。When a mobile unit moves to another wireless zone during communication, it issues a rerouting instruction to the subscriber exchange of the fixed network and establishes a new connection route with the destination mobile communication exchange to which the mobile unit moves. To set. Then, when the line with the mobile device is set in the destination mobile communication exchange, the new wireless line is notified via the original mobile communication exchange, and after confirming the line switching of the mobile device, the subscriber information of the mobile device is confirmed. Transfer a part or all from the visitor memory station corresponding to the source mobile communication exchange to the destination visitor memory station, and call control at the destination mobile communication exchange based on the subscriber information stored in the new visitor memory station. I do.
以下、図面を参照して本発明実施例を説明する。 Embodiments of the present invention will be described below with reference to the drawings.
第１図は本発明一実施例の通信システムの構成を示す
図である。FIG. 1 is a diagram showing the configuration of a communication system according to an embodiment of the present invention.
移動機１は無線基地局２が形成する無線ゾーン20内に
存在しており、無線基地局２と無線回線12で通信してい
る。無線基地局２は回線13によって移動通信交換機３に
収容されている。移動無線通信交換機３は回線14を介し
て固定網22内の中継線交換機４に接続され、この中継線
交換機４は回線15を介して加入者線交換機５に接続され
ている。The mobile device 1 exists in the wireless zone 20 formed by the wireless base station 2 and communicates with the wireless base station 2 via the wireless line 12. The radio base station 2 is accommodated in the mobile communication exchange 3 by the line 13. The mobile radio communication switch 3 is connected to a trunk line switch 4 in a fixed network 22 via a line 14, and the trunk line switch 4 is connected to a subscriber line switch 5 via a line 15.
また無線ゾーン21を形成する無線基地局８は回線18に
よって移動通信交換機７に収容されており、回線17を介
して固定網22内の中継線交換機６に接続され、この中継
線交換機６は回線33を介して加入者線交換機５に接続さ
れている。この加入者線交換機５には、回線16を介して
固定端末９が収容されている。The wireless base station 8 forming the wireless zone 21 is accommodated in the mobile communication switch 7 by the line 18, and is connected to the trunk line switch 6 in the fixed network 22 through the line 17, and the trunk line switch 6 is connected to the line. It is connected to the subscriber line exchange 5 via 33. A fixed terminal 9 is accommodated in the subscriber line exchange 5 via a line 16.
また、移動通信交換機３、７には、移動機の加入者情
報の一部あるいは全部を記憶するビジタメモリ局10、11
がそれぞれ対応して設けられている。Further, the mobile communication exchanges 3 and 7 have visitor memory stations 10 and 11 for storing a part or all of subscriber information of the mobile units.
Are provided correspondingly.
さらに、このビジタメモリ局10、11は、共通線24、25
を介して共通線網30に接続された移動機の加入者情報や
位置情報を定常的に記憶しているホームメモリ局23に接
続されており、また、共通線網30内にはビジタメモリ局
10、11間での加入者情報の転送制御を行うビジタメモリ
情報転送手段34が設けられている。さらに、固定網22内
の中継線交換機４、６、加入者線交換機５はそれぞれ共
通線26、27、28により共通線網30に接続されている。Furthermore, the visitor memory stations 10 and 11 are connected to the common lines 24 and 25.
Is connected to a home memory station 23 that constantly stores subscriber information and position information of mobile units connected to the common line network 30 via the common line network 30.
A visitor memory information transfer means 34 for controlling transfer of subscriber information between 10 and 11 is provided. Further, the trunk line exchanges 4 and 6 and the subscriber line exchange 5 in the fixed network 22 are connected to a common line network 30 by common lines 26, 27 and 28, respectively.
次に第２図の接続シーケンス図を参照して本実施例の
通話中のチャネル切替動作を説明する。Next, the channel switching operation during a call of this embodiment will be described with reference to the connection sequence diagram of FIG.
移動機１と固定端末９とが、無線ゾーン20内で無線回
線12、無線基地局２、回線13、移動通信交換機３、回線
14、中継線交換機４、回線15、加入者線交換機５、回線
16を経由する通信路によって通信を行っている場合に、
移動機１が無線ゾーン20から無線ゾーン21に移動する場
合で説明する。The mobile unit 1 and the fixed terminal 9 have a wireless line 12, a wireless base station 2, a line 13, a mobile communication switch 3, and a line in the wireless zone 20.
14, trunk line exchange 4, line 15, subscriber line exchange 5, line
When communicating by the communication path passing through 16,
The case where the mobile device 1 moves from the wireless zone 20 to the wireless zone 21 will be described.
移動機１が無線ゾーン20から無線ゾーン21へ移動を始
めると、移動通信交換機３は、固定網22内の中継線交換
機４に、再ルーチング指示信号を送出する。この再ルー
チング指示信号を受けた中継線交換機４は、加入者線交
換機５に対して再ルーチング指示信号を送出する。この
再ルーチング指示信号を受けた加入者線交換機５は、無
線ゾーン21側の移動通信交換機７への方路が最適となる
ような回線33を選択し、中継線交換機６に回線33の設定
信号を送出する。中継線交換機６は、回線17を選択し、
移動通信交換機７に回線17の設定信号を送出する。移動
通信交換機７は、この中継線交換機６からの設定信号に
より、無線基地局８への回線18と無線回線19を設定す
る。When the mobile unit 1 starts moving from the wireless zone 20 to the wireless zone 21, the mobile communication exchange 3 sends a rerouting instruction signal to the trunk line exchange 4 in the fixed network 22. Upon receiving the rerouting instruction signal, the trunk line exchange 4 sends the rerouting instruction signal to the subscriber line exchange 5. Upon receiving this rerouting instruction signal, the subscriber line exchange 5 selects the line 33 that optimizes the route to the mobile communication exchange 7 on the side of the wireless zone 21, and sends the setting signal of the line 33 to the trunk line exchange 6. Is sent. The trunk line exchange 6 selects the line 17,
The setting signal of the line 17 is sent to the mobile communication exchange 7. The mobile communication exchange 7 sets the line 18 and the radio line 19 to the radio base station 8 according to the setting signal from the trunk line exchange 6.
移動通信交換機７は、この回線18と無線回線19の設定
の完了を中継線交換機６を経由して、加入者線交換機５
に通知する。加入者線交換機５は、回線16と回線15とを
回線33にマルチ接続する。そして加入者線交換機５は、
このマルチ接続の完了を中継線交換機４を経由して移動
通信交換機３へ回線設定完了を通知する。移動通信交換
機３は、移動機１に、新無線回線19を通知する。これに
より、移動機１は無線ゾーン21の無線回線19に無線回線
を切り替える。なお、回線15と回線33とを加入者線交換
機５でマルチ接続することにより、無線回線の切替時に
おける通話の切断を防止することが可能である。The mobile communication exchange 7 confirms the completion of the setting of the line 18 and the wireless line 19 via the trunk line exchange 6 and then the subscriber line exchange 5
Notify. The subscriber line exchange 5 multi-connects the line 16 and the line 15 to the line 33. And the subscriber line exchange 5
The completion of this multi-connection is notified to the mobile communication exchange 3 via the trunk line exchange 4 that the line setting is completed. The mobile communication exchange 3 notifies the mobile device 1 of the new wireless line 19. As a result, the mobile device 1 switches the wireless line to the wireless line 19 of the wireless zone 21. By connecting the line 15 and the line 33 to each other by the subscriber line exchange 5, it is possible to prevent disconnection of the call when switching the wireless line.
移動通信交換機７は、移動機１の無線回線の切替を確
認すると、中継線交換機６を経由して、加入者線交換機
５に対して移動機１の切替完了を通知する。加入者線交
換機５は、回線15と回線16の接続パスを開放し、中継線
交換機４に回線15の開放信号を送出する。中継線交換機
４は、この開放信号を受けると移動通信交換機３に回線
14の開放信号を送出する。移動通信交換機３は、回線13
および無線回線12を開放し、対応するビジタメモリ局10
に対して、移動通信交換機７に対応するビジタメモリ局
11に対して移動機１の加入者情報の転送指示信号を送出
する。When confirming the switching of the wireless line of the mobile device 1, the mobile communication switching device 7 notifies the subscriber line switching device 5 of the completion of the switching of the mobile device 1 via the trunk line switching device 6. The subscriber line exchange 5 opens the connection path between the line 15 and the line 16 and sends an open signal of the line 15 to the trunk line exchange 4. When receiving the release signal, the trunk line exchange 4 makes a line connection to the mobile communication exchange 3.
Send 14 release signals. The mobile telecommunication switch 3 has a line 13
And the wireless line 12 is opened, and the corresponding visitor memory station 10
For the visitor memory station corresponding to the mobile telecommunication switch 7.
A transfer instruction signal for the subscriber information of the mobile device 1 is sent to 11.
この転送指示信号によりビジタメモリ局10は、ビジタ
メモリ情報転送手段34の制御のもとに、共通線24、共通
線網30、共通線25を介してビジタメモリ局11に加入者情
報の転送を行う。ビジタメモリ局11は、加入者情報を受
信し終えると移動通信交換機７に対して、情報転送完了
信号を送信する。その後、移動通信交換機７に対して、
情報転送完了信号を送出する。その後、移動通信交換機
７は、移動機１のホームメモリ局23に対して、移動機１
の位置情報通知信号を送出し、位置情報の更新を行う。Based on the transfer instruction signal, the visitor memory station 10 transfers the subscriber information to the visitor memory station 11 via the common line 24, the common line network 30, and the common line 25 under the control of the visitor memory information transfer means 34. When the visitor memory station 11 finishes receiving the subscriber information, it sends an information transfer completion signal to the mobile communication exchange 7. After that, for the mobile communication exchange 7,
An information transfer completion signal is sent. After that, the mobile switching center 7 sends the home memory station 23 of the mobile unit 1 to the mobile unit 1
The position information notification signal is sent to update the position information.
以上の動作により、通信中のチャネル切替後は、移動
機１と固定端末９との通信は、回線16、加入者線交換機
５、回線33、中継線交換機６、回線17、移動機通信交換
機７、回線18、無線基地局８、無線回線19を経由する通
信路によって行われる。移動機１の呼制御を行う必要が
生じた場合は、移動通信交換機７がビジタメモリ局11に
移された移動機１の加入者情報を参照することにより行
なう。As a result of the above operation, after switching the channel during communication, the communication between the mobile terminal 1 and the fixed terminal 9 is performed by the line 16, the subscriber line exchange 5, the line 33, the trunk line exchange 6, the line 17, the mobile communication switch 7. , The line 18, the wireless base station 8, and the wireless line 19 are used. When it becomes necessary to control the call of the mobile device 1, the mobile communication switching device 7 refers to the subscriber information of the mobile device 1 transferred to the visitor memory station 11.
なお、上述の実施例の説明では、移動機１と固定端末
９との通信路が、移動機１の存在する無線ゾーンを収容
する移動通信交換機と固定網側交換機とを経由して形成
される場合について述べたが、この通信路が前述の移動
通信交換機から、固定網との接続機能をもつ移動通信交
換機と固定網を経由して形成され、チャネル切替後の移
動機への最適方路の設定が、この固定網との接続機能を
もつ移動通信交換機で行われる場合でも、その効果に変
りはない。In the above description of the embodiment, the communication path between the mobile station 1 and the fixed terminal 9 is formed via the mobile communication exchange that accommodates the wireless zone in which the mobile station 1 exists and the fixed network side exchange. As mentioned above, this communication path is formed from the above-mentioned mobile telecommunication switch via the mobile telecommunication switch having the connection function with the fixed network and the fixed network, and is the optimum route to the mobile unit after the channel switching. Even when the setting is performed by the mobile communication exchange having the connection function with this fixed network, the effect is the same.
また、移動機と移動機間の呼を対象とした場合におい
ても同様に本発明の効果は変わらない。Also, the effect of the present invention does not change even when a call between mobile devices is targeted.
さらに、上記実施例では、再ルーチングを実施する加
入者線交換機において、回線15と回線33とをマルチ接続
して通信路を形成する場合について述べたが、マルチ接
続を解除する時期や、マルチ接続を行わない場合、その
他、ビジタメモリ局間での加入者情報の転送時期、旧回
線の開放時期等の関係についても、その変形が許され、
上記実施例のとおりに動作しなければならないものでは
ない。Further, in the above-mentioned embodiment, in the subscriber line exchange for carrying out the rerouting, the case where the line 15 and the line 33 are multi-connected to form a communication path has been described. If you do not perform the above, other modifications are allowed in the relationship such as the transfer timing of subscriber information between visitor memory stations and the release timing of old lines.
It does not have to operate as in the above embodiment.
以上説明したように、本発明は、移動機の通信チャネ
ル切替中に、その移動機の加入者情報を移動元の移動通
信交換機に対応するビジタメモリ局から移動先の移動通
信交換機に対応するビジタメモリ局に転送して、この移
動先の移動通信交換機で転送された情報を記憶するビジ
タメモリ局を参照して移動機に対する呼制御を行い、か
つ、移動機と通信相手方端末との接続方路を固定網内で
最適となるように再設定を行うため、通信中のチャネル
切替後、移動先の移動通信交換機において、移動機から
の呼制御信号を移動元の移動通信交換機に中継する必要
がなくなり、移動元の移動通信交換機と固定網との接続
が不必要となる効果が得られる。As described above, according to the present invention, during the switching of the communication channel of the mobile device, the subscriber information of the mobile device is changed from the visitor memory station corresponding to the source mobile communication exchange to the visitor memory station corresponding to the destination mobile communication exchange. Call to the visitor memory station that stores the information transferred by the destination mobile telecommunication exchange, and performs call control for the mobile station, and the connection route between the mobile station and the communication partner terminal is fixed network. In order to reconfigure the settings so that it is optimal within the network, after switching the channel during communication, the destination mobile communication exchange does not need to relay the call control signal from the mobile device to the source mobile communication exchange. The effect that the connection between the original mobile telecommunication exchange and the fixed network is unnecessary is obtained.
第１図は本発明一実施例の通信システムの構成を示す
図。 第２図は実施例の通信中のチャネル切替の信号送受信過
程を示すシーケンス図。 第３図は従来例の通信システムの構成を示す図。 第４図は従来例の通信中のチャネル切替の信号送受信過
程を示すシーケンス図。 １……移動機、２、８……無線基地局、３、７……移動
通信交換機、４、６……中継線交換機、５……加入者線
交換機、９……固定端末、10、11……ビジタメモリ局、
12、19……無線回線、13〜18、31、32、33……回線、2
0、21……無線ゾーン、22……固定網、23……ホームメ
モリ局、24〜29……共通線、30……共通線網、34……ビ
ジタメモリ情報転送手段。FIG. 1 is a diagram showing the configuration of a communication system according to an embodiment of the present invention. FIG. 2 is a sequence diagram showing a signal transmission / reception process of channel switching during communication according to the embodiment. FIG. 3 is a diagram showing a configuration of a conventional communication system. FIG. 4 is a sequence diagram showing a signal transmission / reception process of channel switching during communication in the conventional example. 1 ... Mobile station, 2,8 ... Radio base station, 3,7 ... Mobile communication switch, 4,6 ... Trunk line switch, 5 ... Subscriber line switch, 9 ... Fixed terminal, 10, 11 ...... Visitor memory station,
12, 19 …… Wireless line, 13-18, 31, 32,33 …… Line, 2
0, 21 ...... Wireless zone, 22 ...... Fixed network, 23 ...... Home memory station, 24-29 ...... Common line, 30 ...... Common line network, 34 ...... Visitor memory information transfer means.
───────────────────────────────────────────────────── フロントページの続き (72)発明者 江口 真人 東京都千代田区内幸町１丁目１番６号 日本電信電話株式会社内 (56)参考文献 特開 昭59−156039（ＪＰ，Ａ) 特開 昭59−156040（ＪＰ，Ａ) 特開 昭63−139433（ＪＰ，Ａ) 特開 昭63−54030（ＪＰ，Ａ) ─────────────────────────────────────────────────── ─── Continued Front Page (72) Inventor Masato Eguchi 1-1-6 Uchisaiwaicho, Chiyoda-ku, Tokyo Inside Nippon Telegraph and Telephone Corporation (56) Reference JP-A-59-156039 (JP, A) JP-A-SHO 59-156040 (JP, A) JP-A-63-139433 (JP, A) JP-A-63-54030 (JP, A)
Claims (1)
移動通信交換機と、 上記移動通信交換機ごとに設けられ移動機の加入者情報
の一部または全部を一時的に記憶しておくビジタメモリ
局と を備えた移動通信網が複数構成され、 上記移動機の位置情報を含む加入者情報を定常的に記憶
するホームメモリ局が上記各移動通信網のビジタメモリ
局とは別に設けられ、 上記各移動通信網間または相手端末間との中継交換を行
う固定通信網が設けられ、 上記ホームメモリ局は上記各移動通信網のビジタメモリ
局および上記固定通信網内の交換機とを相互に接続して
いる共通線網に接続される 移動通信網における通信中チャネル切替方式において、 上記固定通信網内の加入者交換機は、上記移動通信交換
機からの指示により移動機の移動先の移動通信網と通信
中の相手端末との間に新たな接続ルート（33）を設定す
る手段を備え、 上記移動元の移動通信網内のビジタメモリ局に記憶され
た移動する当該移動機の加入者情報を上記共通線網を介
して移動先のビジタメモリ局へ転送させる手段（24、3
4、25）を備えた ことを特徴とする通信中チャネル切替方式。1. A mobile station scattered in a radio zone, a radio base station constituting the radio zone, a mobile communication exchange connected to the radio base station by a line for call control of the mobile station, and the mobile communication exchange. Each mobile communication network is equipped with a visitor memory station that temporarily stores a part or all of the subscriber information of each mobile device, and maintains the subscriber information including the position information of the mobile device. A home memory station for storing in memory is provided separately from the visitor memory station of each mobile communication network, and a fixed communication network for performing relay exchange with each mobile communication network or with a partner terminal is provided. Connected to the common line network interconnecting the visitor memory station of each mobile communication network and the exchange in the fixed communication network. The subscriber exchange in the communication network comprises means for setting a new connection route (33) between the mobile communication network of the destination of the mobile unit and the other terminal in communication according to an instruction from the mobile communication exchange, A means (24, 3) for transferring the subscriber information of the moving mobile station stored in the visitor memory station in the source mobile communication network to the destination visitor memory station via the common line network.
4, 25) equipped with a channel switching method during communication.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63165586A JP2683795B2 (en) | 1988-07-01 | 1988-07-01 | Communication channel switching method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63165586A JP2683795B2 (en) | 1988-07-01 | 1988-07-01 | Communication channel switching method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0215722A JPH0215722A (en) | 1990-01-19 |
| JP2683795B2 true JP2683795B2 (en) | 1997-12-03 |
Family
ID=15815171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP63165586A Expired - Lifetime JP2683795B2 (en) | 1988-07-01 | 1988-07-01 | Communication channel switching method |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2683795B2 (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0423695A (en) * | 1990-05-18 | 1992-01-28 | Nec Corp | Channel setting system for traveling object communication |
| CA2050104C (en) * | 1990-10-01 | 1995-10-03 | Noach Amitay | Distributed switching cellular communication system |
| NL9201090A (en) * | 1992-06-19 | 1994-01-17 | Nederland Ptt | METHOD FOR MANAGING USER DATA FROM A USER MOVABLE FROM A BASIC WORKPLACE IN A TELECOMMUNICATIONS NETWORK AT ANOTHER POWER PLANT TO ANOTHER WORKPLACE RELATED TO ANOTHER POWER PLANT. |
| JP2734376B2 (en) * | 1994-06-14 | 1998-03-30 | 日本電気株式会社 | Cellular phone connection control method, device and method |
| FI108772B (en) | 1998-03-31 | 2002-03-15 | Nokia Corp | Method for managing mobile connection |
| JP3358555B2 (en) | 1998-08-27 | 2002-12-24 | 日本電気株式会社 | Path setting method in mobile packet communication |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59156040A (en) * | 1983-02-24 | 1984-09-05 | Nippon Telegr & Teleph Corp <Ntt> | Mobile communication system for unrestricted area |
| JPS59156039A (en) * | 1983-02-24 | 1984-09-05 | Nippon Telegr & Teleph Corp <Ntt> | Mobile communication system for unrestricted area |
-
1988
- 1988-07-01 JP JP63165586A patent/JP2683795B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0215722A (en) | 1990-01-19 |
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