JP2793566B2 - Digital mobile communication system - Google Patents
Digital mobile communication systemInfo
- Publication number
- JP2793566B2 JP2793566B2 JP8161475A JP16147596A JP2793566B2 JP 2793566 B2 JP2793566 B2 JP 2793566B2 JP 8161475 A JP8161475 A JP 8161475A JP 16147596 A JP16147596 A JP 16147596A JP 2793566 B2 JP2793566 B2 JP 2793566B2
- Authority
- JP
- Japan
- Prior art keywords
- base station
- radio
- mobile
- radio base
- transmission
- 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
- Mobile Radio Communication Systems (AREA)
Description
【０００１】[0001]
【発明の属する技術分野】本発明はディジタル移動通信
システムに関する。[0001] The present invention relates to a digital mobile communication system.
【０００２】[0002]
【従来の技術】最近では、移動局と基地局との間で無線
通信を行うことによって移動局からの通話等を可能にし
た携帯電話システムやＰＨＳ等のディジタル移動通信シ
ステムが盛んである。2. Description of the Related Art In recent years, digital mobile communication systems such as a portable telephone system and a PHS, which enable a telephone call or the like from a mobile station by performing wireless communication between the mobile station and a base station, have become popular.
【０００３】この種のディジタル移動通信システムにお
ける基地局では、移動局との呼接続機能のほとんどを無
線回線制御装置が有する集中制御方式で構成されてい
る。また、無線回線制御装置は障害監視機能も有し、こ
の障害監視機能によって無線基地局送受信装置の障害監
視を行っている。A base station in this kind of digital mobile communication system is configured by a centralized control system in which a radio channel controller has most of the function of connecting to a mobile station. Further, the radio channel controller also has a fault monitoring function, and the fault monitoring function monitors the fault of the radio base station transmitting / receiving device.
【０００４】[0004]
【発明が解決しようとする課題】従来の技術において、
無線回線制御装置または、無線回線制御装置−無線基地
局送受信装置間を相互接続する伝送路に障害が発生した
場合、上述したように呼接続機能を有しているのは無線
回線制御装置であるため、その無線回線制御装置がカバ
ーしているエリア内のすべての移動局がまったく通話で
きなくなってしまうという問題がある。SUMMARY OF THE INVENTION In the prior art,
When a failure occurs in the wireless channel control device or a transmission line interconnecting the wireless channel control device and the wireless base station transmitting / receiving device, the wireless channel control device has a call connection function as described above. Therefore, there is a problem that all the mobile stations in the area covered by the radio network controller cannot communicate at all.
【０００５】本発明は上記の点にかんがみてなされたも
ので、無線回線制御装置または、無線回線制御装置−無
線基地局送受信装置間を相互接続する伝送路に障害が発
生した場合であっても、所定の移動局どうしの通話が行
えるようにすることを目的とする。SUMMARY OF THE INVENTION The present invention has been made in view of the above points, and is intended to be applied to a case where a failure occurs in a radio channel controller or a transmission line interconnecting a radio channel controller and a radio base station transceiver. It is an object of the present invention to enable communication between predetermined mobile stations.
【０００６】[0006]
【課題を解決するための手段】本発明は上記の目的を達
成するために、無線基地局送受信装置に接続された無線
回線制御装置が有する第１の呼制御手段に制御され、無
線基地局送受信装置と無線回線制御装置とを介して移動
局どうしが通信を行うディジタル移動通信システムにお
いて、無線基地局送受信装置が、無線回線制御装置およ
び、無線回線制御装置−無線基地局送受信装置間を相互
接続する伝送路の障害監視を行う障害監視手段と、前記
移動局と呼接続を行う第２の呼制御手段と、呼制御情報
を記憶している情報記憶部と、移動局と通信を行う送受
信制御手段とを備え、前記障害監視手段が、無線回線制
御装置または、無線回線制御装置−無線基地局送受信装
置間を相互接続する伝送路の障害を検出した場合、前記
情報記憶部に記憶してある呼制御情報に基づき前記第２
の呼制御手段が制御して、前記無線基地局送受信装置の
ゾーン内に存在する移動局どうしの通信を可能とした。SUMMARY OF THE INVENTION In order to achieve the above object, the present invention is controlled by a first call control means of a radio channel controller connected to a radio base station transmission / reception apparatus. In a digital mobile communication system in which mobile stations communicate with each other via a device and a radio channel controller, a radio base station transmitter / receiver interconnects a radio channel controller and a radio channel controller / radio base station transmitter / receiver. Monitoring means for monitoring a failure of a transmission path to be connected, second call control means for performing a call connection with the mobile station, an information storage unit storing call control information, and transmission / reception control for communicating with the mobile station. When the fault monitoring means detects a fault in a radio channel control device or a transmission path interconnecting a radio channel control device and a radio base station transmitting / receiving device, the fault information is stored in the information storage unit. Based on said call control information are second
Of the radio base station transmission / reception apparatus, thereby enabling communication between mobile stations existing in the zone of the radio base station transmission / reception apparatus.
【０００７】また、本発明のディジタル移動通信方式の
基地局折返し通信は、無線基地局送受信装置内に移動局
と呼接続できる呼接続手段と、無線回線制御装置等の障
害を検出できる障害監視手段とを備える。Further, in the base station return communication of the digital mobile communication system according to the present invention, a call connection means capable of making a call connection with a mobile station in a radio base station transmitting / receiving apparatus, and a fault monitoring means capable of detecting a fault in a radio line control apparatus and the like And
【０００８】[0008]
【発明の実施の形態】以下本発明を図面に基づいて説明
する。DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below with reference to the drawings.
【０００９】図１は、本発明によるディジタル移動通信
システムの一実施の形態の構成図である。FIG. 1 is a configuration diagram of an embodiment of a digital mobile communication system according to the present invention.
【００１０】本実施の形態は無線基地局送受信装置１と
無線回線制御装置２と移動局３とから構成される。無線
基地局送受信装置１は障害監視手段１１と簡易呼制御手
段１２と呼制御情報等を記憶する記憶部１３と送受信制
御手段１４とを備える。無線回線制御装置２は障害監視
手段２１と呼制御手段２２とを備える。This embodiment comprises a radio base station transmitting / receiving device 1, a radio channel control device 2, and a mobile station 3. The wireless base station transmitting / receiving apparatus 1 includes a failure monitoring unit 11, a simple call control unit 12, a storage unit 13 for storing call control information and the like, and a transmission / reception control unit 14. The wireless channel control device 2 includes a fault monitoring unit 21 and a call control unit 22.
【００１１】次に、本実施の形態の動作について図１お
よび図２を参照して説明する。Next, the operation of this embodiment will be described with reference to FIGS.
【００１２】図２は、図１に示したディジタル移動通信
システムの動作を説明するフローチャートを示す図であ
る。FIG. 2 is a flowchart illustrating the operation of the digital mobile communication system shown in FIG.
【００１３】障害監視手段１１は、無線回線制御装置２
および、無線基地局送受信装置１−無線回線制御装置２
間を相互接続する伝送路の障害監視を行う。障害監視手
段１１にて異常を検出すると簡易呼制御手段１２へ異常
通知を行う（Ａ−１、Ａ−２）。[0013] The fault monitoring means 11 comprises the radio line control device 2
And a radio base station transmitting / receiving device 1—a radio channel control device 2
The fault monitoring of the transmission line interconnecting between them is performed. When the failure monitoring means 11 detects an abnormality, it notifies the simple call control means 12 of the abnormality (A-1, A-2).
【００１４】簡易呼制御手段１２は、送受信制御手段１
４にすべての下り通信（基地局から移動局方向の通信）
の停止を通知する。送受信制御手段１４は、エリア内の
すべての移動局３に対しての通信を停止する（Ａ−
３）。The simple call control means 12 includes the transmission / reception control means 1
4. All downlink communication (communication from base station to mobile station)
Notification of suspension. The transmission / reception control means 14 stops communication with all the mobile stations 3 in the area (A-
3).
【００１５】移動局３は、無線基地局送受信装置１と通
信ができなくなったと判断し、とまり木チャネル（ＣＣ
Ｈ）に移る。The mobile station 3 determines that communication with the radio base station transmitting / receiving apparatus 1 is no longer possible, and performs a perch channel (CC
Move to H).
【００１６】全下り通信停止を通知した後、簡易呼制御
手段１２は、記憶部１３に記憶してある報知情報を送受
信制御手段１４に通知する。After notifying that all downlink communication has been stopped, the simple call control means 12 notifies the transmission / reception control means 14 of the broadcast information stored in the storage unit 13.
【００１７】図３は報知情報メッセージ内容を示す表図
である。FIG. 3 is a table showing the contents of the broadcast information message.
【００１８】送受信制御手段１４は、制御チャネル（Ｂ
ＣＣＨ）の報知情報（基地局内通信）をエリア内のすべ
ての移動局３に送信する（Ａ−４）。移動局３は、報知
情報を受信し、内容が基地局内通信（基地局折返し通
信）であれば基地局内通信モードになる。The transmission / reception control means 14 controls the control channel (B
The broadcast information (communication within the base station) of the CCH is transmitted to all the mobile stations 3 in the area (A-4). The mobile station 3 receives the broadcast information, and enters the intra-base station communication mode if the content is the intra-base station communication (base station return communication).
【００１９】簡易呼制御手段１２は、報知情報を通知し
た後、送受信制御手段１４にアイドル送信を通知する。
これを受け、送受信制御手段１４はアイドルを送信する
（Ａ−５）。After notifying the broadcast information, the simple call control unit 12 notifies the transmission / reception control unit 14 of idle transmission.
In response, the transmission / reception control means 14 transmits an idle (A-5).
【００２０】簡易呼制御手段１２は、アイドル送信を通
知した後、記憶部１３に記憶してある着信信号を送受信
制御手段１４に通知する。送受信制御手段１４は、着信
制御チャネル（ＰＣＨ）において、エリア内の全移動局
に対してグループ通信モードで着信をかける（Ａ−
６）。移動局３は、着信制御チャネルを受信すると、指
定された通信チャネルに移行し送信権獲得状態になる。After notifying the idle transmission, the simple call control unit 12 notifies the transmission / reception control unit 14 of the incoming signal stored in the storage unit 13. The transmission / reception control means 14 makes an incoming call in the group communication mode to all mobile stations in the area on the incoming call control channel (PCH) (A-
6). Upon receiving the incoming control channel, the mobile station 3 shifts to the designated communication channel and enters the transmission right acquisition state.
【００２１】簡易呼制御手段１２は移動局からの送信権
獲得待ち状態になる（Ａ−７）。The simple call control means 12 waits for a transmission right from the mobile station (A-7).
【００２２】次に、異常状態から復旧した動作について
説明する。Next, the operation recovered from the abnormal state will be described.
【００２３】障害監視手段１１は、正常を検出すると簡
易呼制御手段１２に復旧通知を行う。簡易呼制御手段１
２は、送受信制御手段１４に全下り通信停止を通知す
る。送受信制御手段１４は、エリア内の全移動局に対し
て通信を停止する。The fault monitoring means 11 notifies the simple call control means 12 of the recovery when detecting normality. Simple call control means 1
2 notifies the transmission / reception control means 14 of the suspension of all downlink communication. The transmission / reception control means 14 stops communication with all mobile stations in the area.
【００２４】[0024]
【発明の効果】以上説明したように、本発明によれば、
１つの無線基地局送受信装置がカバーするエリア内で通
話を行っている移動局どうしであれば、無線回線制御装
置（呼制御）または、無線回線制御装置−無線基地局送
受信装置間を相互接続する伝送路で異常が発生しても、
無線基地局送受信装置で呼接続手順を行うことができ
る。As described above, according to the present invention,
If the mobile stations are communicating with each other within the area covered by one wireless base station transmitting / receiving device, the wireless channel control device (call control) or the wireless channel control device and the wireless base station transmitting / receiving device are interconnected. Even if an error occurs on the transmission line,
The call connection procedure can be performed by the radio base station transceiver.
【００２５】これにより、一旦通話は終了してしまう
が、１つの無線基地局送受信装置がカバーするエリア内
であれば再度通話ができるようになる。As a result, the call is temporarily ended, but the call can be made again within the area covered by one radio base station transceiver.
【図１】本発明によるディジタル移動通信システムの一
実施の形態の構成図である。FIG. 1 is a configuration diagram of an embodiment of a digital mobile communication system according to the present invention.
【図２】図１に示したディジタル移動通信システムの動
作を説明するフローチャートを示す図である。FIG. 2 is a flowchart illustrating an operation of the digital mobile communication system shown in FIG. 1;
【図３】報知情報メッセージ内容を示す表図である。FIG. 3 is a table showing the contents of a broadcast information message.
１ 無線基地局送受信装置 ２ 無線回線制御装置 ３ 移動局 １１ 障害監視手段 １２ 簡易呼制御手段 １３ 記憶部 １４ 送受信制御手段 ２１ 障害監視手段 ２２ 呼制御手段 DESCRIPTION OF SYMBOLS 1 Radio base station transmission / reception apparatus 2 Radio line control apparatus 3 Mobile station 11 Fault monitoring means 12 Simple call control means 13 Storage unit 14 Transmission / reception control means 21 Fault monitoring means 22 Call control means
Claims (2)
回線制御装置が有する第１の呼制御手段に制御され、無
線基地局送受信装置と無線回線制御装置とを介して移動
局どうしが通信を行うディジタル移動通信システムにお
いて、 無線基地局送受信装置が、無線回線制御装置および、無
線回線制御装置−無線基地局送受信装置間を相互接続す
る伝送路の障害監視を行う障害監視手段と、前記移動局
と呼接続を行う第２の呼制御手段と、呼制御情報を記憶
している情報記憶部と、移動局と通信を行う送受信制御
手段とを備え、 前記障害監視手段が、無線回線制御装置または、無線回
線制御装置−無線基地局送受信装置間を相互接続する伝
送路の障害を検出した場合、前記情報記憶部に記憶して
ある呼制御情報に基づき前記第２の呼制御手段が制御し
て、前記無線基地局送受信装置のゾーン内に存在する移
動局どうしの通信を可能としたことを特徴とするディジ
タル移動通信システム。1. A mobile station, controlled by a first call control means included in a radio channel controller connected to a radio base station transceiver, performs communication between mobile stations via the radio base station transceiver and the radio channel controller. In a digital mobile communication system, a radio base station transmitting / receiving apparatus comprises: a radio channel controller; and a fault monitoring means for monitoring a fault of a transmission line interconnecting the radio channel controller and the radio base station transmitting / receiving apparatus; A second call control unit for making a call connection with the mobile station, an information storage unit for storing call control information, and a transmission / reception control unit for communicating with the mobile station, wherein the failure monitoring unit comprises a radio line control device or When detecting a fault in the transmission path interconnecting the radio line control device and the radio base station transmitting / receiving device, the second call control means controls based on the call control information stored in the information storage unit. To the digital mobile communication system, characterized in that to enable the communication of the mobile station each other present in the zone of the radio base station transceiver.
装置−無線基地局送受信装置間を相互接続する伝送路の
障害監視を行う障害監視手段と、前記移動局と呼接続を
行う呼制御手段と、呼制御情報を記憶している情報記憶
部と、移動局と通信を行う送受信制御手段とを備えた無
線基地局送受信装置から構成される移動帯通信システム
において無線回線制御装置または、無線回線制御装置−
無線基地局送受信装置間を相互接続する伝送路に障害が
発生した場合、前記無線基地局送受信装置のゾーン内の
移動局に前記無線回線制御装置が備えている呼接続制御
処理と異なった呼接続制御処理を行うことによって、該
当無線ゾーン内の移動局どうしでの通信を可能とするこ
とを特徴とするディジタル移動通信方式の基地局折返し
通信。2. A radio network controller, a fault monitoring means for monitoring a fault of a transmission line interconnecting the radio network controller and the radio base station transmitting / receiving apparatus, and a call control means for performing a call connection with the mobile station. , A radio channel controller or a radio channel controller in a mobile band communication system including a radio base station transmitting / receiving device having an information storage unit storing call control information and a transmission / reception control means for communicating with a mobile station. Equipment
When a failure occurs in a transmission line interconnecting the wireless base station transmitting and receiving devices, a call connection different from the call connection control processing provided in the wireless channel control device to the mobile station in the zone of the wireless base station transmitting and receiving device. A base station return communication of a digital mobile communication system, wherein communication between mobile stations in a corresponding wireless zone is enabled by performing a control process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8161475A JP2793566B2 (en) | 1996-06-21 | 1996-06-21 | Digital mobile communication system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8161475A JP2793566B2 (en) | 1996-06-21 | 1996-06-21 | Digital mobile communication system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH1013944A JPH1013944A (en) | 1998-01-16 |
| JP2793566B2 true JP2793566B2 (en) | 1998-09-03 |
Family
ID=15735804
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8161475A Expired - Fee Related JP2793566B2 (en) | 1996-06-21 | 1996-06-21 | Digital mobile communication system |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2793566B2 (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4120903B2 (en) * | 1999-03-19 | 2008-07-16 | 富士通株式会社 | Wireless local loop system and radio link control method |
| JP4648735B2 (en) * | 2005-03-16 | 2011-03-09 | 株式会社日立国際電気 | Digital radio system |
| JP2007124283A (en) * | 2005-10-28 | 2007-05-17 | Hitachi Kokusai Electric Inc | Communications system |
| JP4694601B2 (en) * | 2008-08-19 | 2011-06-08 | 株式会社エヌ・ティ・ティ・ドコモ | Wireless communication system |
| EP2257117A1 (en) * | 2009-05-28 | 2010-12-01 | Thomson Telecom Belgium | System and method for redirecting a mobile device |
-
1996
- 1996-06-21 JP JP8161475A patent/JP2793566B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH1013944A (en) | 1998-01-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP3776942B2 (en) | Mobile station equipment | |
| JPS63111735A (en) | Radio telephone system | |
| US5898921A (en) | Monitoring of the operation of a subscriber unit | |
| US6208855B1 (en) | Mobile data communication system | |
| JP2793566B2 (en) | Digital mobile communication system | |
| FI92274B (en) | Call control method in a digital TDMA radio system and its terminal and a TDMA radio system and a semi-duplex terminal | |
| EP0986274B1 (en) | Mobile communication system in which traffics are equalized | |
| KR100291613B1 (en) | Master and slaves for use in telecommunication systems and this telecommunication system | |
| KR930011505B1 (en) | Duplex interconnect/dispatch trunked radio system | |
| JP3033768B1 (en) | Digital mobile communication system | |
| US5086451A (en) | Method for controlling a plurality of stationary apparatuses in a cordless telephone system | |
| JPH02200018A (en) | Diversity branch switching control system | |
| JP3056087B2 (en) | Communication equipment and frequency change method of control channel | |
| JP2000209133A (en) | Digital mobile communication system and base station loopback communication method | |
| JPH09289670A (en) | Synchronization establishing method in cdma mobile communication system, base station equipment and mobile station equipment | |
| JP3929193B2 (en) | Optical wireless communication system and optical wireless communication method | |
| JPS6094545A (en) | Mobile radio communication system | |
| JPH0723448A (en) | Control channel changeover system for mobile communication | |
| CN116097896A (en) | Method and device for controlling connection of terminal equipment | |
| JPH01189237A (en) | Call response communicating equipment | |
| JP2752845B2 (en) | Outgoing call control method | |
| JP2746766B2 (en) | Mobile communication system | |
| JPS6382030A (en) | Radio communication method | |
| JPS59123325A (en) | Automatic selecting and controlling system of decentralized base station | |
| JPH10243446A (en) | Down-load method for multi base station |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 19980526 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| S111 | Request for change of ownership or part of ownership |
Free format text: JAPANESE INTERMEDIATE CODE: R313113 |
|
| R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20080619 Year of fee payment: 10 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20090619 Year of fee payment: 11 |
|
| LAPS | Cancellation because of no payment of annual fees |