JP2827681B2 - Base station radio transmission power control method - Google Patents
Base station radio transmission power control methodInfo
- Publication number
- JP2827681B2 JP2827681B2 JP4083802A JP8380292A JP2827681B2 JP 2827681 B2 JP2827681 B2 JP 2827681B2 JP 4083802 A JP4083802 A JP 4083802A JP 8380292 A JP8380292 A JP 8380292A JP 2827681 B2 JP2827681 B2 JP 2827681B2
- Authority
- JP
- Japan
- Prior art keywords
- base station
- transmission power
- radio
- mobile station
- station radio
- 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]
【産業上の利用分野】本発明は移動体通信システムにお
ける基地局無線機送信電力制御方式に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a base station radio transmission power control system in a mobile communication system.
【０００２】[0002]
【従来の技術】従来、この種の基地局無線機送信電力制
御方式では、通信相手の移動局とは無関係に一定の幅で
送信電力を決定していた。2. Description of the Related Art Conventionally, in this type of base station radio transmission power control system, the transmission power is determined at a fixed width regardless of the mobile station of the communication partner.
【０００３】[0003]
【発明が解決しようとする課題】この従来の基地局無線
機送信電力制御方式では、通信相手の移動局とは無関係
に一定の幅で送信電力を決定していたので、一定の幅で
送信電力を決定していない移動局との間で通信を行う際
に基地局無線機と移動局とでそれぞれ送信電力制御を行
うと、移動局での受信電力と基地局無線機での受信電界
に差が生じ、移動局では電波を受信するが基地局無線機
では電波を受信できなくなる。あるいは、逆に基地局無
線機では電波を受信できるが、移動局では電波を受信で
きないという問題点があった。BRIEF Problem to be Solved] In this conventional base station radio transmission power control method, because it was determined the transmission power constant irrespective of the width of the mobile station of the communication partner, transmit with a constant width When performing transmission power control between the base station radio and the mobile station when communicating with a mobile station for which power has not been determined, the received power at the mobile station and the received electric field at the base station radio are reduced. A difference occurs, and the mobile station receives radio waves, but the base station radio cannot receive radio waves. Or, conversely, there is a problem that the base station radio can receive radio waves, but the mobile station cannot receive radio waves.
【０００４】[0004]
【課題を解決するための手段】本発明によれば、送信電
力の大きさを制御する基地局無線機と、この基地局無線
機を制御する基地局制御装置と、前記基地局無線機によ
りカバーされるエリア内でサービスを受ける移動局とか
ら構成される移動体通信システムにおいて、前記基地局
無線機は前記移動局が送信電力の大きさを制御する時の
制御ステップ幅と同じステップ幅で電力送信を行う電力
送信手段を備え、前記基地局制御装置は前記基地局無線
機に対し前記移動局が前記送信電力の大きさを制御する
時の前記制御ステップ幅と同じステップ幅の送信電力ク
ラス設定を行うクラス設定手段を備えることを特徴とす
る基地局無線機送信電力制御方式が得られる。 According to the present invention SUMMARY OF], and group Chikyoku radio that controls the magnitude of the transmission power, and a base station control apparatus that controls the base station radio, the base station radios in a mobile communication system that consists of a mobile station receiving a service in the area covered by the base station radio when the mobile station controls the magnitude of the transmission power
A power transmission unit for performing power transmission with the same step width as the control step width , wherein the base station controller controls the magnitude of the transmission power by the mobile station with respect to the base station radio.
A base station radio transmission power control method characterized by comprising a class setting means for setting a transmission power class having the same step width as the control step width at the time .
【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を示す移動体通信システム
のシステムブロック図である。Next, the present invention will be described with reference to the drawings. FIG. 1 is a system block diagram of a mobile communication system showing one embodiment of the present invention.
【０００６】図１を参照すると、本実施例において、基
地局制御装置１は基地局無線機２を通して移動局３を制
御するものであり、移動局３への送信情報および基地局
無線機２内の送信部を制御する送信制御部１２と、移動
局３からの受信情報および基地局無線機２内の受信部を
制御する受信制御部１３と、送信制御部１２，受信制御
部１３を制御して呼処理を実行する共通制御部１１と、
基地局無線機２のクラス判定を行うクラス決定部１４と
から構成されている。[0006] Referring to FIG. 1, in this embodiment, the base station control apparatus 1 is for controlling the mobile station 3 through the base station radio 2, transmission information and a base station radio to the mobile station 3 A transmission control unit 12 for controlling a transmission unit in the mobile station 2, a reception control unit 13 for controlling reception information from the mobile station 3 and a reception unit in the base station radio 2, a transmission control unit 12, a reception control unit 13 A common control unit 11 for controlling the
That it is composed from the class determining unit 14 for performing class determination of the base station radio 2.
【０００７】また、基地局無線機２は基地局制御装置１
の制御の下で移動局３への電波送信と移動局３からの電
波受信とを行うものであり、送信機２２を制御する送信
制御部２１と、受信機２４を制御する受信制御部２３
と、変調と電波送信とを行う送信機２２と、電波受信と
復調とを行う受信機２４と、送信機２２の送信電力ステ
ップを設定するクラス設定部２５とから構成されてい
る。さらに、移動局３は基地局無線機２との間で電波の
送受信を行う。The base station radio 2 is connected to the base station controller 1.
Transmission of radio waves to the mobile station 3 under control of the
Wave receptionWhenAnd a transmission for controlling the transmitter 22.
Control unit 21 and reception control unit 23 that controls receiver 24
And a transmitter 22 for performing modulation and radio wave transmission;Radio reception and
demodulationAnd a transmission power step of the transmitter 22.
From the class setting unit 25 for settingIs composed
You.further,The mobile station 3 transmits radio waves to and from the base station radio 2.
Send and receive.
【０００８】続いて本実施例の動作について図２，図３
を併用して説明する。図２は図１における移動局からの
発呼シーケンスを一例を示す図、図３は図１における移
動局と基地局無線機との送信電力の対応の一例を示す図
である。Next, the operation of this embodiment will be described with reference to FIGS.
Will be described together. FIG. 2 is a diagram showing an example of a call sequence from a mobile station in FIG. 1, and FIG. 3 is a diagram showing an example of correspondence of transmission power between a mobile station and a base station radio in FIG.
【０００９】移動局３は加入者の発呼要求を検出する
と、基地局無線機２に対し発呼信号を送出する。この発
呼信号には移動局３の送信電力クラスが含まれている。When the mobile station 3 detects a call request from the subscriber, it sends a call signal to the base station radio 2. This call signal includes the transmission power class of the mobile station 3.
【００１０】発呼信号を基地局無線機２内の受信機２４
および受信制御部２３を通して受信した基地局制御装置
１内の受信制御部１３は共通制御部１１に発呼信号を中
継する。ここで移動局の送信電力クラスを例えば図３に
示す“クラス４”とする。共通制御部１１では、発呼信
号中の移動局送信電力クラス４をクラス決定部１４に渡
し、基地局無線機２のクラス決定指示を行う。クラス決
定部１４では、移動局送信電力クラス＝基地局無線機送
信電力クラスの計算を行って共通制御部１１に返送す
る。共通制御部１１はクラス決定部１４からの応答（こ
こではクラス４）を得て、送信制御部１２を制御して通
話チャネルの送信機制御部２１にクラス設定および送信
開始を指示した後、さらに送信制御部１２を制御して制
御チャネルの送信機制御部２１および送信機２２を通し
て移動局３に通話チャネル割当て信号を送出する。The calling signal is transmitted to the receiver 24 in the base station radio 2.
Oyo reception control unit 13 of the beauty reception control unit 23 in the base station controller 1 received by passing the relays a call signal to the common control unit 11. Here, the transmission power class of the mobile station is, for example, " class 4 " shown in FIG. The common control unit 11 passes the mobile station transmission power class 4 in the call signal to the class determination unit 14 and instructs the base station radio 2 to determine the class. The class determination unit 14 calculates the mobile station transmission power class = the base station radio equipment transmission power class and returns it to the common control unit 11. The common control unit 11 a response from the class determining unit 14 (in this case Class 4) to give, after instructing the class setting and transmission start to the transmitter control unit 21 of the speech channel by controlling the transmission control unit 12 , sends a communication channel assignment signal to the mobile station 3 further Te transmission control unit 12 controls and through the transmitter control unit 21 and the transmitter 22 of the control channel <br/>.
【００１１】通話チャネルの送信機制御部２１は指示さ
れたクラスをクラス設定部２５に中継する。クラス設定
部２５は指示された送信電力クラス（クラス４）によっ
て図３に示す送信電力対アッテネータ値を設定し、アッ
テネーション指示値＝０での送信開始を送信機２２に指
示する。[0011] The transmitter control unit 21 of the speech channel relays indicated classes to set tough 25. Class setting tough 25 sets the transmit power versus attenuator value shown in FIG. 3 by the transmission power class are instructed (class 4), a transmission start at up <br/> Tene Deployment indicated value = 0 to the transmitter 22 To instruct.
【００１２】通話チャネル割当て信号を制御チャネル上
で受信した移動局３は指定の通話チャネルに同調し、通
話チャネル割当て応答を通話チャネル上で基地局無線機
２に送信する。When the mobile station 3 receives the traffic channel assignment signal on the control channel, it tunes to the designated traffic channel, and transmits a traffic channel assignment response to the base station radio 2 on the traffic channel.
【００１３】この通話チャネル割当て応答は通話チャネ
ルの受信機２４および受信機制御部２３を通して受信制
御部１３で受信されて共通制御部１１に中継される。共
通制御部１１では、受信した通話チャネル割当て応答に
より呼の状態を通話中とする。[0013] The communication channel allocation response is relayed to the common control unit 11 is received by the reception control unit 13 and through the receiver 24 and receiver control unit 23 of the speech channel. The common control unit 11 sets the state of the call to the busy state based on the received communication channel assignment response.
【００１４】以上により、基地局無線機２内の送信機２
２の送信電力対アッテネータ値は移動局３の送信電力対
アッテネータ値と相対的に一致することになり、通話中
ダイナミックに制御される移動局、の送信電力と基地局
無線機２の送信電力のステップ幅は一致する。As described above, the transmitter 2 in the base station radio 2
2 is relatively equal to the transmission power versus the attenuator value of the mobile station 3, and the transmission power of the mobile station and the transmission power of the base station radio 2 that are dynamically controlled during a call. The step widths match.
【００１５】[0015]
【発明の効果】以上説明したように本発明は、通話中に
ダイナミックに変更された移動局と基地局無線機の送信
電力のステップ幅を一致させることにより、移動局から
基地局方向への電波の大きさと基地局から移動局方向へ
の電波の大きさとの差が送信電力制御を行っても変化し
ないので、通話品質が向上する他に不完了呼を低減させ
ることができるとともに、必要以上の大きさで送信しな
くなるので、消費電力が低減されるという効果を有す
る。As described above, according to the present invention , the radio wave from the mobile station to the base station is generated by matching the step width of the transmission power between the mobile station and the base station radio which is dynamically changed during a call. the difference between the size of the size and radio waves <br/> from the base station to the mobile station direction does not change even if the transmission power control, it is possible to reduce the non-completed calls in addition to improving call quality , Do not send more than necessary
Therefore, there is an effect that power consumption is reduced .
【図１】本発明の基地局無線機送信電力制御方式の一実
施例を示す移動体通信システムのシステムブロック図で
ある。FIG. 1 is a system block diagram of a mobile communication system showing an embodiment of a base station radio transmission power control system according to the present invention.
【図２】図１における移動局からの発呼シーケンスの一
例を示す図である。FIG. 2 is a diagram showing an example of a calling sequence from a mobile station in FIG.
【図３】 図１における移動局と基地局無線機との送信
電力の対応の一例を示す図である。FIG. 3 is a diagram showing an example of correspondence of transmission power between a mobile station and a base station radio in FIG.
１ 基地局制御装置 ２ 基地局無線機 ３ 移動局 １１ 共通制御部 １２ 送信制御部 １３ 受信制御部 １４ クラス決定部 ２１ 送信機制御部 ２２ 送信機 ２３ 受信機制御部 ２４ 受信機 ２５ クラス設定部 REFERENCE SIGNS LIST 1 base station control device 2 base station radio 3 mobile station 11 common control unit 12 transmission control unit 13 reception control unit 14 class determination unit 21 transmitter control unit 22 transmitter 23 receiver control unit 24 receiver 25 class setting unit
───────────────────────────────────────────────────── フロントページの続き (58)調査した分野(Int.Cl.6，ＤＢ名) H04B 7/24 - 7/26 H04Q 7/00 - 7/38──────────────────────────────────────────────────続 き Continued on the front page (58) Field surveyed (Int.Cl. 6 , DB name) H04B 7/24-7/26 H04Q 7/00-7/38
Claims (1)
機と、この基地局無線機を制御する基地局制御装置と、
前記基地局無線機によりカバーされるエリア内でサービ
スを受ける移動局とから構成される移動体通信システム
において、前記基地局無線機は前記移動局が送信電力の
大きさを制御する時の制御ステップ幅と同じステップ幅
で電力送信を行う電力送信手段を備え、前記基地局制御
装置は前記基地局無線機に対し前記移動局が前記送信電
力の大きさを制御する時の前記制御ステップ幅と同じス
テップ幅の送信電力クラス設定を行うクラス設定手段を
備えることを特徴とする基地局無線機送信電力制御方
式。And 1. A transmission power of the size groups Chikyoku radios that controls a base station controller which controls the base station radio,
In a mobile communication system that consists of a mobile station receiving a service in the area covered by the base station radios, the base station radio the mobile station transmission power
Comprising a power transmission means for performing power transmission in the same step width <br/> a control step width when controlling the magnitude, said base station controller said mobile station said to said base station radio transmitting conductive
The same step as the control step width when controlling the magnitude of force
A base station radio transmission power control method, comprising a class setting means for setting a transmission power class of a step width .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4083802A JP2827681B2 (en) | 1992-04-06 | 1992-04-06 | Base station radio transmission power control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4083802A JP2827681B2 (en) | 1992-04-06 | 1992-04-06 | Base station radio transmission power control method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH05300072A JPH05300072A (en) | 1993-11-12 |
| JP2827681B2 true JP2827681B2 (en) | 1998-11-25 |
Family
ID=13812797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4083802A Expired - Fee Related JP2827681B2 (en) | 1992-04-06 | 1992-04-06 | Base station radio transmission power control method |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2827681B2 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07297786A (en) * | 1994-04-28 | 1995-11-10 | Kokusai Electric Co Ltd | Transmission power control circuit |
| US5666649A (en) * | 1994-09-01 | 1997-09-09 | Ericsson Inc. | Communications system having variable system performance capability |
| KR100399014B1 (en) * | 1995-12-26 | 2004-02-11 | 삼성탈레스 주식회사 | Automatic power control method in mobile radio system |
| KR100454937B1 (en) * | 1997-07-16 | 2004-12-17 | 삼성전자주식회사 | Power control device and a method of a mobile communication system, especially concerned with combining plural power control bits while controlling an output power of a mobile station, in order to quickly cope with an output state of the mobile station |
-
1992
- 1992-04-06 JP JP4083802A patent/JP2827681B2/en not_active Expired - Fee Related
Non-Patent Citations (1)
| Title |
|---|
| 「デジタル方式自動車電話システム標準規格ＲＣＲ ＳＴＤ−２７Ａ」，財団法人電波システム開発センター，平成４年１月，ｐ．２２−２３，ｐ．９８−９９ |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH05300072A (en) | 1993-11-12 |
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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: 19980818 |
|
| LAPS | Cancellation because of no payment of annual fees |