JP2606570B2 - Communication control method for wireless telephone system - Google Patents
Communication control method for wireless telephone systemInfo
- Publication number
- JP2606570B2 JP2606570B2 JP5316155A JP31615593A JP2606570B2 JP 2606570 B2 JP2606570 B2 JP 2606570B2 JP 5316155 A JP5316155 A JP 5316155A JP 31615593 A JP31615593 A JP 31615593A JP 2606570 B2 JP2606570 B2 JP 2606570B2
- Authority
- JP
- Japan
- Prior art keywords
- base station
- mobile terminal
- station
- control
- telephone system
- 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
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/02—Power saving arrangements
- H04W52/0203—Power saving arrangements in the radio access network or backbone network of wireless communication networks
- H04W52/0206—Power saving arrangements in the radio access network or backbone network of wireless communication networks in access points, e.g. base stations
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Description
【０００１】[0001]
【産業上の利用分野】本発明は、複数の基地局により蜂
の巣状に無線のサービスエリアが構成され、かつ、サー
ビスエリアが小ゾーン方式により構成された無線電話シ
ステムの通信制御方式に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a communication control system of a radio telephone system in which a plurality of base stations form a wireless service area in a honeycomb shape and the service area is formed by a small zone system.
【０００２】[0002]
【従来の技術】従来、複数の基地局と移動端末とで無線
通信を行なう無線電話システムにおいては、基地局と移
動端末との通話範囲、即ち、無線のサービスエリアの範
囲を限定する基地局、及び、移動端末の各々の無線送信
出力は、ある一定の値に設定されている。また、サービ
スエリアのゾーンの構成としては、無線周波数のチャネ
ルを多く利用でき、移動端末の利用台数を増やす事がで
きる小ゾーン方式が採用されている。2. Description of the Related Art Conventionally, in a radio telephone system for performing radio communication between a plurality of base stations and a mobile terminal, a base station for limiting a communication range between the base station and the mobile terminal, that is, a radio service area, In addition, the wireless transmission output of each mobile terminal is set to a certain value. In addition, as a configuration of the zone of the service area, a small zone system that can use many radio frequency channels and increase the number of mobile terminals used is adopted.
【０００３】一方、基地局からは移動端末に対し、自己
の基地局のサービスエリアであることを通知する報知情
報を常時送信しており、移動端末はこの各基地局あらの
報知情報に基づいて、その位置での基地局の個別番号を
記憶している。移動端末が移動する事により、基地局か
らの個別番号が変化した場合、制御局に対して位置情報
の再登録の要求を早出する。On the other hand, the base station constantly transmits, to the mobile terminal, broadcast information notifying that the mobile station is in the service area of its own base station, and the mobile terminal transmits the broadcast information based on the broadcast information to each base station. , The individual number of the base station at that position is stored. When the individual number from the base station changes due to the movement of the mobile terminal, a request for re-registration of position information is issued to the control station early.
【０００４】この再登録の要求の方により制御局におい
ては、移動端末が今までの基地局のサービスエリアから
外れて別の基地局のサービスエリアに移動したことを認
識し、新しい基地局への位置情報の登録（変更）を行な
うと共に、移動端末に対し新基地局のサービスエリアゾ
ーンの登録完了の通知を、新基地局から無線信号により
通知する。このシーケンスを図４に示す。In response to the request for re-registration, the control station recognizes that the mobile terminal has moved out of the service area of the base station and has moved to the service area of another base station. In addition to registering (changing) the location information, the new base station notifies the mobile terminal of the completion of registration of the service area zone of the new base station by a radio signal. FIG. 4 shows this sequence.
【０００５】この図４によると、常に送出されている基
地局からの報知情報に基づき、移動端末が異なる基地局
のサービスエリアに入った場合、位置登録の要求を出し
て制御局上の移動端末の位置情報の変更を行なうと、移
動端末において記憶されている基地局の個別番号の書換
えを行なう。According to FIG. 4, when a mobile terminal enters a service area of a different base station based on broadcast information from a base station that is constantly transmitted, a request for location registration is issued and the mobile terminal on the control station is notified. Is changed, the individual number of the base station stored in the mobile terminal is rewritten.
【０００６】以上の制御を行なう事により、制御局は個
々の移動端末がどこの基地局のサービスエリア上に存在
しているかの位置管理を行なうことが可能となり、たと
えば、移動端末に着信があった場合、該当な移動端末の
呼出し処理について該当基地局の制御を行なう事が可能
となる。[0006] By performing the above control, the control station can manage the location of each base station in the service area of each mobile terminal. In this case, it becomes possible to control the corresponding base station for the paging process of the corresponding mobile terminal.
【０００７】従来の移動端末と基地局、及び制御局の通
信制御方式について、図５を用いてさらに詳細に説明す
る。A conventional communication control method between a mobile terminal, a base station, and a control station will be described in more detail with reference to FIG.
【０００８】図５によると、各基地局ＢＳ０１、ＢＳ１
１〜ＢＳ１６は各々無線のサービスエリアをＳ０１、Ｓ
１１、Ｓ１６とする範囲を持って蜂の巣状に構成されて
いる。移動端末は、この範囲内において各サービスエリ
アのゾーンを有する基地局と無線通信を行なう事ができ
る。また、各基地局は専用回線１０１により制御局１０
０に接続されており、移動端末の発着呼処理を、制御局
１００が行なっている。According to FIG. 5, each base station BS01, BS1
1 to BS 16 define the radio service area as S01, S
It is configured in a honeycomb shape with a range of 11, S16. The mobile terminal can perform wireless communication with a base station having a zone of each service area within this range. Each base station is connected to the control station 10 via a dedicated line 101.
0, and the control station 100 is performing outgoing / incoming call processing of the mobile terminal.
【０００９】一方、各基地局は自分のサービスエリア内
において常に自局を示す報知情報を送出し、移動端末に
対してどこの基地局の無線ゾーンであるか通知をおこな
っている。この報知情報により移動端末は、どの基地局
の無線サービスエリア内の位置にいるのか知ることがで
きる。On the other hand, each base station always sends broadcast information indicating its own station within its own service area, and notifies the mobile terminal which base station is in the wireless zone. The broadcast information allows the mobile terminal to know which base station is located in the wireless service area.
【００１０】次に、移動端末が制御局に位置登録される
手順について図５及び図６を用いて説明する。Next, the procedure for registering the location of the mobile terminal in the control station will be described with reference to FIGS.
【００１１】今、基地局ＢＳ０１のサービスエリア内に
移動端末ＰＳ１が存在し、制御局１００において基地局
ＢＳ０１のゾーンに位置登録されているとする。Now, it is assumed that the mobile terminal PS1 exists in the service area of the base station BS01, and the location of the mobile terminal PS1 is registered in the zone of the base station BS01 in the control station 100.
【００１２】この為、図６に示す移動端末ＰＳ１内の記
憶部４１には「基地局ＢＳ０１」の情報が記憶されてい
る。移動端末ＰＳ１が移動して、基地局ＢＳ１１のサー
ビスエリア内に入った場合を考える。移動端末ＰＳ１に
おいては、基地局ＢＳ１１のサービスエリア内に入るこ
とにより、基地局ＢＳ１１からの報知情報の電界強度が
強くなる事が、受信電界検出部４２及び復調部４５によ
り検出される。For this reason, the information of "base station BS01" is stored in storage section 41 in mobile terminal PS1 shown in FIG. It is assumed that the mobile terminal PS1 moves and enters the service area of the base station BS11. In the mobile terminal PS1, the reception electric field detection unit 42 and the demodulation unit 45 detect that the electric field strength of the broadcast information from the base station BS11 increases by entering the service area of the base station BS11.
【００１３】この報知情報によって与えられる基地局の
番号が移動端末ＰＳ１に内蔵されている記憶部４１上に
記憶されてい基地局の個別番号の内容と異なるため、移
動端末ＰＳ１の制御部４０により基地局ＢＳ１１に向け
て位置登録の要求を送信する。この要求情報は、専用回
線１０１を通じて制御局１００に送られる。制御局１０
０においては、移動端末ＰＳ１の位置情報の登録を「基
地局ＢＳ０１」から「基地局ＢＳ１１」に変更すると共
に、基地局ＢＳ１１を通して移動端末ＰＳ１に登録完了
を通知する。Since the base station number given by the broadcast information is different from the contents of the individual number of the base station stored in the storage section 41 built in the mobile terminal PS1, the control section 40 of the mobile terminal PS1 controls the base station. A location registration request is transmitted to the station BS11. This request information is sent to the control station 100 via the dedicated line 101. Control station 10
At 0, the registration of the location information of the mobile terminal PS1 is changed from "base station BS01" to "base station BS11" and the completion of registration is notified to the mobile terminal PS1 through the base station BS11.
【００１４】この通知により、移動端末ＰＳ１内の制御
部４０と記憶部４１において、新たに「基地局ＢＳ１
１」の登録処理を行ない一連の位置登録処理を終了す
る。In response to this notification, the control unit 40 and the storage unit 41 in the mobile terminal PS1 newly add the "base station BS1
The registration processing of "1" is performed, and a series of position registration processing ends.
【００１５】以上の制御処理により、移動端末上では、
「基地局ＢＳ０１」から「基地局ＢＳ１１」の基地局の
個別番号に書き替わると共に、制御局１００の移動端末
の位置情報の登録も書き替わることとなる。With the above control processing, on the mobile terminal,
In addition to rewriting the individual numbers of the base stations from “base station BS01” to “base station BS11”, the registration of the location information of the mobile terminal of control station 100 is also rewritten.
【００１６】この様に、小ゾーン方式による各基地局に
おいては、移動端末の使用されている台数に関わらず、
常に報知情報を送出する必要があるため、システム全体
としての電力消費は、常に予め設計された最大容量に固
定される。As described above, in each base station using the small zone method, regardless of the number of mobile terminals used,
Since it is necessary to always transmit broadcast information, the power consumption of the entire system is always fixed to a maximum capacity designed in advance.
【００１７】[0017]
【発明が解決しようとする課題】上述した従来の無線電
話システムでは、設計した移動端末の使用率と実態との
差は、そのまま基地局における一方の設備不足、他方の
過剰となる。たとえば、基地局の設置場所がビジネス街
地域の場合、平日の昼間と平日の夜間や休日との移動端
末の使用率が極端に異なる場合でも、基地局及び制御局
は、常に移動端末が最大の使用量で稼働できる状態で運
用されている。In the above-mentioned conventional radio telephone system, the difference between the usage rate and the actual situation of the designed mobile terminal is the shortage of one facility in the base station and the excess of the other in the base station. For example, if the base station is installed in a business district, the base station and the control station always have the largest number of mobile terminals, even if the usage of mobile terminals is extremely different between daytime on weekdays and nighttime and holidays on weekdays. It is operated in a state where it can be operated at the usage amount.
【００１８】このため移動端末の使用が減少する上記時
間帯においても、各基地局から常に報知情報を無線で送
信するのでシステム全体の消費電力が改善されないとい
う問題点があった。Therefore, even in the above-mentioned time period when the use of the mobile terminal is reduced, since the broadcast information is always transmitted from each base station by radio, the power consumption of the entire system is not improved.
【００１９】本発明の目的は、上記の問題点を改善し、
無線電話システムの移動端末の使用率に応じて基地局の
無線送信出力を可変させることにより、システム全体の
電力消費を軽減させる通信制御方式を提供することにあ
る。An object of the present invention is to improve the above problems,
It is an object of the present invention to provide a communication control method for reducing the power consumption of the entire system by varying the wireless transmission output of a base station according to the usage rate of mobile terminals in a wireless telephone system.
【００２０】[0020]
【課題を解決するための手段】本発明の無線電話システ
ムにおける通信制御方式は、移動端末の使用頻度が減る
時間帯、例えば、ビジネス街の平日の夜間や休日等に、
制御局において、各基地局でのサービスエリア毎の移動
端末の使用率の検出を行い、移動局の使用率が低下した
場合、中心となる１つの基地局の送信電力を可変させて
送信出力を上げ、かつ、該基地局に相隣接する基地局に
対しては、送信を停止させる送信電力制御信号を送信す
る。The communication control method in the wireless telephone system according to the present invention is applied to a time zone in which the use frequency of the mobile terminal is reduced, for example, during a weekday night or a holiday in a business district.
The control station detects the usage rate of the mobile terminal for each service area in each base station, and when the usage rate of the mobile station decreases, varies the transmission power of one central base station to reduce the transmission output. A transmission power control signal for stopping transmission is transmitted to a base station adjacent to the base station.
【００２１】[0021]
【実施例】次に本発明について、図面を参照して説明す
る。DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, the present invention will be described with reference to the drawings.
【００２２】図１は本発明の無線電話システムの制御に
よる基地局の無線サービスエリアの説明図、図２は本発
明の基地局の一実施例のブロック図、図３は本発明の制
御局の一実施例である。FIG. 1 is an explanatory diagram of a radio service area of a base station under the control of the radio telephone system of the present invention, FIG. 2 is a block diagram of an embodiment of the base station of the present invention, and FIG. This is one embodiment.
【００２３】まず、制御局１００の一般的な機能を図３
を用いて説明する。図３によると、制御局１００は、制
御部６０、基地局インタフェース部６７及び回線制御部
６６から構成されており、基地局から送られる音声を含
めたデータ信号は、基地局インタフェース部６７を通
し、回線制御部６６によりデータ交換され、公衆回線に
接続されると共に、データ信号は選択部６３により回線
制御部６０に取り込まれる。First, general functions of the control station 100 are shown in FIG.
This will be described with reference to FIG. According to FIG. 3, the control station 100 includes a control unit 60, a base station interface unit 67, and a line control unit 66. A data signal including voice transmitted from the base station passes through the base station interface unit 67. The data is exchanged by the line controller 66 and connected to the public line, and the data signal is taken into the line controller 60 by the selector 63.
【００２４】図１及び図３によると、予め設定された移
動端末が減る時間帯に達した場合、制御局１００の制御
部６０内にある時間管理部６８より演算部６１に通知の
起動を行なう。この通知に基づき演算部６１において
は、移動端末使用率検出部６５を起動させ、基地局イン
タフェース部６７、回線制御部６６、選択部６３を通し
て、各基地局毎の移動端末から送られる位置登録の要求
数から、移動端末の使用率の演算処理を行なう。According to FIG. 1 and FIG. 3, when a preset time period has been reached in which the number of mobile terminals decreases, the time management unit 68 in the control unit 60 of the control station 100 activates a notification to the arithmetic unit 61. . Based on this notification, the operation unit 61 activates the mobile terminal usage rate detection unit 65, and transmits the location registration information transmitted from the mobile terminal for each base station through the base station interface unit 67, the line control unit 66, and the selection unit 63. The usage rate of the mobile terminal is calculated from the number of requests.
【００２５】この様に、各移動端末の使用率を全基地局
毎について算出し、この移動端末の使用率が、ある設計
された値より減った場合、例えば、基地局ＢＳ０１、Ｂ
Ｓ１１〜ＢＳ１６のサービスエリアゾーンの全範囲にお
いて、移動端末の使用台数が、１つの基地局で送受信可
能な状態の場合、演算部６１は送信電力設定部６２に対
し制御情報を送出する。As described above, the usage rate of each mobile terminal is calculated for every base station, and when the usage rate of this mobile terminal falls below a certain designed value, for example, the base stations BS01, B
In the entire range of the service area zone of S11 to BS16, when the number of mobile terminals used is such that transmission and reception can be performed by one base station, the arithmetic unit 61 sends control information to the transmission power setting unit 62.
【００２６】この制御情報により送信電力設定部６２
は、基地局ＢＳ０１に対して、無線送信電力の増加制御
を専用回線１０１を通して制御すると共に、他の相隣接
する基地局ＢＳ１１〜基地局ＢＳ１６の無線送信を停止
させるように専用回線１０１を通して制御する。この無
線送信電力制御により、図２に示す基地局においては、
制御局インタフェース部５５で受けた制御情報に応じ
て、制御部５０が送信出力制御部５２の制御を行い、送
信電力の増加、または、送信の停止制御を行なう。The transmission power setting section 62 is controlled by the control information.
Controls the base station BS01 to increase the wireless transmission power through the dedicated line 101 and controls the base station BS01 through the dedicated line 101 so as to stop the wireless transmission of the other adjacent base stations BS11 to BS16. . By this radio transmission power control, in the base station shown in FIG.
According to the control information received by the control station interface unit 55, the control unit 50 controls the transmission output control unit 52 to increase transmission power or stop transmission.
【００２７】本制御により、図１に示す基地局ＢＳ０１
の無線サービスエリアの範囲はＳ００に広がり、無線送
信を停止した他の相隣接の基地局ＢＳ１１〜基地局ＢＳ
１６の無線サービスエリアをカバーする事となる。即
ち、今まで基地局ＢＳ０１、ＢＳ１１〜ＢＳ１６上に登
録され、各々の基地局と送受信していた全移動端末は、
全て中心となる基地局ＢＳ０１により送信される報知情
報を含め、無線信号を受信する事になる。With this control, the base station BS01 shown in FIG.
The range of the wireless service area is expanded to S00, and the other adjacent base stations BS11 to BS that have stopped wireless transmission
It covers 16 wireless service areas. That is, all mobile terminals registered on the base stations BS01 and BS11 to BS16 and transmitting and receiving to and from each base station are
The radio signal is received including the broadcast information transmitted by the base station BS01 which is the center.
【００２８】他方、これらの移動端末から発信された無
線信号は、従来通りの基地局ＢＳ１１〜基地局ＢＳ１６
において受信されるため、移動端末の送信電力は同じま
まで、各々の基地局と送受信することが可能となる。On the other hand, radio signals transmitted from these mobile terminals are transmitted to base stations BS11 to BS16 as in the conventional case.
, It is possible to transmit and receive to and from each base station while the transmission power of the mobile terminal remains the same.
【００２９】 以上の制御により、基地局ＢＳ０１での
電力消費量は２倍となるが、相隣接する基地局ＢＳ１１
〜ＢＳ１６の６台の送信が停止するため、システム全体
の電力消費は、本実施例においては１／３に減少する事
となる。なお、本発明において、位置登録は従来同様に
行われる。例えば、図１に示す基地局ＢＳ０１の無線サ
ービスエリアの範囲がＳ００に広がると、基地局ＢＳ０
１からの報知情報の電界強度が強くなり、各移動端末の
位置情報の登録は「基地局ＢＳ０１」に変更される。 With the above control, the power consumption at the base station BS01 is doubled, but the power consumption at the adjacent base station BS11 is increased.
Since the transmission of six BS16 to # 16 stops, the power consumption of the entire system is reduced to 1/3 in this embodiment. In the present invention, location registration is performed in the same manner as before.
Done. For example, the wireless service of the base station BS01 shown in FIG.
When the service area expands to S00, the base station BS0
1 increases the electric field strength of the broadcast information from
The registration of the location information is changed to “base station BS01”.
【００３０】本実施例による無線電話システムは、無線
通信方式がアナログ通信であってもデジタル通信であっ
ても同様の制御が可能であり、各方式で限定されるもの
ではない。The wireless telephone system according to the present embodiment can perform the same control regardless of whether the wireless communication method is analog communication or digital communication, and is not limited to each method.
【００３１】[0031]
【発明の効果】以上、説明したように本発明は、移動端
末の使用頻度が減る時間帯に達したときに、制御局にお
いて、各基地局のサービスエリア毎の移動端末の使用率
の検出を行い、移動局の使用率が低下した場合、中心と
なる１つの基地局の送信電力を可変させて送信出力を上
げ、かつ該基地局に相隣接する基地局に対しては、送信
を停止させる送信電力制御信号を、制御局で行なわせる
ことにより、移動端末の使用の減少に応じ、適宜な基地
局の無線送信出力を可変させることができ、システム全
体の電力消費を軽減させるシステムを提供できる効果が
ある。As described above, according to the present invention, the control station detects the usage rate of the mobile terminal for each service area of each base station when the time period in which the usage frequency of the mobile terminal decreases is reached. When the usage rate of the mobile station decreases, the transmission power is increased by changing the transmission power of one central base station, and the transmission is stopped for the base station adjacent to the base station. By causing the control station to transmit the transmission power control signal, it is possible to vary the radio transmission output of the appropriate base station according to the decrease in the use of the mobile terminal, thereby providing a system that reduces the power consumption of the entire system. effective.
【図１】本発明の一実施例における基地局の無線サービ
スエリアを説明する図である。FIG. 1 is a diagram illustrating a wireless service area of a base station according to an embodiment of the present invention.
【図２】本発明の一実施例における基地局のブロック図
である。FIG. 2 is a block diagram of a base station according to one embodiment of the present invention.
【図３】本発明の一実施例における制御局のブロック図
である。FIG. 3 is a block diagram of a control station in one embodiment of the present invention.
【図４】制御局における移動端末の位置登録のシーケン
ス制御の説明図である。FIG. 4 is an explanatory diagram of sequence control of position registration of a mobile terminal in a control station.
【図５】従来の無線電話システム各基地局の無線サービ
スエリアの説明図である。FIG. 5 is an explanatory diagram of a wireless service area of each base station of a conventional wireless telephone system.
【図６】従来の移動端末のブロック図である。FIG. 6 is a block diagram of a conventional mobile terminal.
５０ 制御部 ５１ 送信部 ５２ 出力信号制御部 ５３ 受信部 ５４ 送受切替部 ６０ 制御部 ６１ 演算部 ６２ 送信電力設定部 ６３ 選択部 ６４ 移動端末位置情報登録部 ６５ 移動端末使用率検出部 ６６ 回線制御部 ６７ 基地局インタフェース部 ６８ 時間管理部 １００ 制御部 １０１ 専用回線 ＢＳ０１ 基地局 ＢＳ１１〜ＢＳ１６ 基地局 Ｓ００ 基地局ＢＳ０１の送信出力増幅時の無線サー
ビスエリア Ｓ０１ 基地局ＢＳ０１の無線サービスエリア Ｓ１１〜Ｓ１６ 基地局ＢＳ１１〜１６の無線サービ
スエリア ＰＳ１ 移動端末Reference Signs List 50 control unit 51 transmission unit 52 output signal control unit 53 reception unit 54 transmission / reception switching unit 60 control unit 61 calculation unit 62 transmission power setting unit 63 selection unit 64 mobile terminal location information registration unit 65 mobile terminal usage rate detection unit 66 line control unit 67 Base station interface unit 68 Time management unit 100 Control unit 101 Dedicated line BS01 Base station BS11 to BS16 Base station S00 Wireless service area when amplifying transmission output of base station BS01 S01 Wireless service area of base station BS01 S11 to S16 Base station BS11 Up to 16 wireless service areas PS1 mobile terminal
───────────────────────────────────────────────────── 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 Ｈ０４Ｑ 7/30 7/34 ──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. 6 Identification code Agency reference number FI Technical display location H04Q 7/30 7/34
Claims (3)
個々に受け持つ複数の基地局と、これら全ての基地局を
制御する制御局とから構成される無線電話システムであ
って、 前記制御局に、 各基地局毎の無線サービスエリア内の前記移動端末の使
用率を検出する手段と、 前記移動端末の使用率が低下
した場合、中心となる１つの基地局の送信電力を増加さ
せ、かつ、中心となる１つの基地局に相隣接する基地局
には送信を停止させ、受信可能状態とする送信電力制御
信号を送出する手段と、 を設けたことを特徴とする無線電話システムの通信制御
方式。1. A radio telephone system comprising a plurality of base stations individually serving a plurality of adjacent radio service areas and a control station controlling all of these base stations, wherein the control station comprises: means for detecting the usage of mobile terminals of a wireless coverage area for each base station, when the usage rate of the mobile terminal is decreased to increase the transmission power of one base station as a center, and the center Means for stopping transmission to a base station adjacent to one of the base stations and transmitting a transmission power control signal for setting the apparatus in a receivable state .
は、最寄りの基地局において受信されることを特徴とす
る請求項１記載の無線電話システムの通信制御方式。 2. A radio signal transmitted from the mobile terminal.
Is received at the nearest base station.
A communication control method for a wireless telephone system according to claim 1.
個々に受け持つ複数の基地局と、これら全ての基地局を
制御する制御局とから構成される無線電話システムにお
いて、 前記複数の無線サービスエリア内の移動端末の使用率が
低下した場合、前記移動端末が、 受信時には中心となる１つの基地局からの無線信号を受
信し、 送信時には最寄りの基地局に対して無線信号を送信する
ことを特徴とする無線電話システムの通信制御方式。 3. A plurality of wireless service areas adjacent to each other.
Multiple base stations to serve individually and all these base stations
And a control station that controls the wireless telephone system.
And the usage rate of mobile terminals in the plurality of wireless service areas is
In the case of a decrease, the mobile terminal receives a radio signal from one central base station during reception.
And Shin, transmits radio signals to the nearest base station at the time of transmission
A communication control method for a wireless telephone system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5316155A JP2606570B2 (en) | 1993-12-16 | 1993-12-16 | Communication control method for wireless telephone system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5316155A JP2606570B2 (en) | 1993-12-16 | 1993-12-16 | Communication control method for wireless telephone system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH07170566A JPH07170566A (en) | 1995-07-04 |
| JP2606570B2 true JP2606570B2 (en) | 1997-05-07 |
Family
ID=18073897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5316155A Expired - Lifetime JP2606570B2 (en) | 1993-12-16 | 1993-12-16 | Communication control method for wireless telephone system |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2606570B2 (en) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100430597B1 (en) | 2000-09-29 | 2004-05-10 | 가부시키가이샤 엔.티.티.도코모 | Cell control method and cell system |
| JP2007531424A (en) * | 2004-03-30 | 2007-11-01 | ユーティー シ ダ カン トン スン ヨウ シアン ゴン シ | Method of managing microcells in a mobile communication system using a centralized base station |
| KR20100016228A (en) | 2007-04-27 | 2010-02-12 | 가부시키가이샤 엔티티 도코모 | Mobile communication system, base station control device, base station device, and base station state control method |
| JP5222851B2 (en) * | 2007-08-13 | 2013-06-26 | 株式会社エヌ・ティ・ティ・ドコモ | Mobile communication system, integrated base station apparatus, base station apparatus, and base station state control method |
| CN102017688B (en) | 2008-05-02 | 2014-07-02 | 株式会社Ntt都科摩 | Network device and radio base station |
| CN102057741B (en) | 2008-06-13 | 2013-12-25 | 富士通株式会社 | Gateway device, method for controlling radio transmission, and radio communication system |
| US8687588B2 (en) * | 2008-07-02 | 2014-04-01 | Qualcomm Incorporated | Low power modes for femto cells |
| US8792894B2 (en) | 2008-12-29 | 2014-07-29 | Zte Corporation | Method and system for realizing energy saving control of BS |
| EP2432270B1 (en) * | 2009-05-15 | 2019-07-10 | Huawei Device Co., Ltd. | Method, device and system for controlling access point |
| JP5170016B2 (en) * | 2009-07-02 | 2013-03-27 | Ｎｅｃインフロンティア株式会社 | Wireless communication system, method and program |
| JP5304590B2 (en) * | 2009-10-26 | 2013-10-02 | 富士通株式会社 | Dangerous area determination device and dangerous area determination method |
| JP5962013B2 (en) | 2010-01-04 | 2016-08-03 | 日本電気株式会社 | Power saving operation support device, power saving operation support method, recording medium, and base station |
| JP5523867B2 (en) | 2010-02-23 | 2014-06-18 | 京セラ株式会社 | COMMUNICATION SYSTEM, CONTROL DEVICE, AND BASE STATION DEVICE |
| JP5637476B2 (en) * | 2010-03-19 | 2014-12-10 | 京セラ株式会社 | Base station apparatus and control method for base station apparatus |
| CN102238586B (en) * | 2010-04-30 | 2014-02-26 | 华为技术有限公司 | Energy saving (ES) management method, device and system in network management system |
| JP5829891B2 (en) * | 2011-11-02 | 2015-12-09 | 株式会社Ｎｔｔドコモ | Mobile communication method and radio base station |
| JP6301766B2 (en) * | 2014-07-25 | 2018-03-28 | 株式会社東芝 | Communication control device and communication control system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2986998B2 (en) * | 1992-03-13 | 1999-12-06 | 株式会社日立製作所 | A method for changing a call zone in a mobile communication network. |
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1993
- 1993-12-16 JP JP5316155A patent/JP2606570B2/en not_active Expired - Lifetime
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| Publication number | Publication date |
|---|---|
| JPH07170566A (en) | 1995-07-04 |
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