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JPS61107826A - mobile radio communication system - Google Patents

mobile radio communication system

Info

Publication number
JPS61107826A
JPS61107826AJP22774384AJP22774384AJPS61107826AJP S61107826 AJPS61107826 AJP S61107826AJP 22774384 AJP22774384 AJP 22774384AJP 22774384 AJP22774384 AJP 22774384AJP S61107826 AJPS61107826 AJP S61107826A
Authority
JP
Japan
Prior art keywords
station
mobile
transmitter
base station
relay
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.)
Pending
Application number
JP22774384A
Other languages
Japanese (ja)
Inventor
Kozo Ito
耕三 伊藤
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.)
Kokusai Denki Electric Inc
Original Assignee
Hitachi Denshi KK
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 Hitachi Denshi KKfiledCriticalHitachi Denshi KK
Priority to JP22774384ApriorityCriticalpatent/JPS61107826A/en
Publication of JPS61107826ApublicationCriticalpatent/JPS61107826A/en
Pendinglegal-statusCriticalCurrent

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Abstract

Translated fromJapanese

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。
(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

Translated fromJapanese

【発明の詳細な説明】(技術分野)本発明は移動無線通信方式における基地局側の送信方式
の改良に関するものである。
DETAILED DESCRIPTION OF THE INVENTION (Technical Field) The present invention relates to an improvement in a transmission method on the base station side in a mobile radio communication system.

(従来技術とその問題点)従来、基地局及び山上中継局の相方を使用し。(Prior art and its problems)Traditionally, a base station and a mountaintop relay station are used.

同−波(ブレストーク方式)で移動局へ送信をする場合
、山上中継局は基地局からの電波(中継波)を受信する
と、その受信情報によって移動局向送信機を送信状態と
し、移動局に対して電波を送出する方式であった。この
方式では基地局からの送信時間と山上中継局からの送信
時間に差が生じるため、すなわち基地局からの移動局間
電波により中継局の移動局内受信機が受信状態となり、
続いて中継局の基地局内送信機が送信状態となるため、
移動局は中継局が送信開始するまでの開通話不能となり
、システム運用効率が悪く、また扱者の不安もあった。
When transmitting to a mobile station using the same wave (breathtalk method), when the mountaintop relay station receives a radio wave (relay wave) from the base station, it puts the transmitter for the mobile station into a transmitting state based on the received information, and the mobile station It was a method to send radio waves to. In this method, there is a difference between the transmission time from the base station and the transmission time from the mountaintop relay station, which means that the inter-mobile station radio waves from the base station cause the relay station's mobile station receiver to enter the receiving state.
Next, the base station transmitter of the relay station enters the transmitting state, so
The mobile station was unable to open a call until the relay station started transmitting, resulting in poor system operation efficiency and concerns for operators.

(目的)本発明は移動局に対する基地局と山上中継局を同時送信
状態とするため、基地局の移動局間送信起動回路にタイ
マーを挿入してタイマー設定時間分だけ送信起動を遅延
させることを特徴とし、その目的は回線利用効率を上げ
、また扱者の不実を解消するものである。
(Purpose) The present invention involves inserting a timer into the inter-mobile station transmission activation circuit of the base station and delaying the transmission activation by the timer setting time in order to bring the base station and mountain relay station into a state of simultaneous transmission to mobile stations. Its purpose is to increase the efficiency of line usage and eliminate dishonesty on the part of operators.

(実施例)第1図A、B及び第2図は本発明の実施例で。(Example)FIGS. 1A and 2B and 2 show examples of the present invention.

第1図は基地局装置でAは移動局向、Bは中継局向の系
統図、第2図は中継局装置の系統図を示す。
FIG. 1 shows a system diagram of a base station device, A is for a mobile station, B is a system diagram for a relay station, and FIG. 2 is a system diagram of the relay station device.

第1図の1は移動局内空中線、2は空中線切換部。In FIG. 1, 1 is an antenna within the mobile station, and 2 is an antenna switching section.

3は移動局向受信機、4は移動局自送信機、5は制御器
接続部、6は受信出力接続端子、7は変調入力端子、8
は送信起動入力端子、9はタイマ一部、】0は中継局内
空中線、】】は空中線切換部、12は中継局内受信機、
13は中継局向送信機、14は制御器接続部、】5は受
信出力接続端子、′】6は変調入力端子、】7は送信起
動入力端子を示す。また第2図の】8は基地局内空中線
、】9は空中線切換部、20は基地局間受信機、2】は
基地局内送信機、22は中継制御部、23は移動局向受
信機、24は移動局自送信機、25は空中線切換部、2
6は移動局内空中線を示す。
3 is a mobile station receiver, 4 is a mobile station transmitter, 5 is a controller connection section, 6 is a reception output connection terminal, 7 is a modulation input terminal, 8
is the transmission start input terminal, 9 is the timer part, ]0 is the relay station antenna, ]] is the antenna switching unit, 12 is the relay station receiver,
13 is a relay station transmitter, 14 is a controller connection section, ]5 is a reception output connection terminal, ']6 is a modulation input terminal, and ]7 is a transmission start input terminal. In FIG. 2, 8 is an antenna within the base station, 2 is an antenna switching section, 20 is an inter-base station receiver, 2 is an intra-base station transmitter, 22 is a relay control section, 23 is a mobile station receiver, 24 is the mobile station's own transmitter, 25 is the antenna switching section, 2
6 indicates an antenna within the mobile station.

最初に第1図の動作について説明する。基地局では送信
起動入力端子8及び17に送信起動がかかると、制御器
接続部5及び14を通して移動局自送信機4及び中継局
向送信機13に送信起動がかかり。
First, the operation shown in FIG. 1 will be explained. At the base station, when transmission activation is applied to the transmission activation input terminals 8 and 17, transmission activation is applied to the mobile station transmitter 4 and the relay station transmitter 13 through the controller connections 5 and 14.

空中線切換部2及び]1を通して各々移動局空中線1及
び中継局内空中線10から電波が発射される。
Radio waves are emitted from the mobile station antenna 1 and relay station antenna 10 through the antenna switching units 2 and 1, respectively.

次に第2図の動作について説明する。基地局からの電波
は基地局内空中線18で受信され、空中線切換部19を
通して受信機20に入る。中継制御部22では受信機2
0かもの受信情報を受けると移動局向送信機冴に送信起
動をかけ、空中線切替部25を通して移動局内空中線2
6より移動局に対し電波が発射される。かかる動作にお
いて基地局の移動局自送信機4と中継局の移動局自送信
機24では送信起動時間に差が生じるため、基地局の送
信起動入力端子8に送信起動入力があった時点でタイマ
ー9を動作させ、一定時間送信起動入力を遅延させて中
継局の移動局自送信機Uと送信起動が閤一時間となるよ
うにする。
Next, the operation shown in FIG. 2 will be explained. Radio waves from the base station are received by the base station antenna 18 and enter the receiver 20 through the antenna switching section 19. In the relay control unit 22, the receiver 2
When it receives the reception information of 0, it activates the transmitter for the mobile station to transmit, and transmits the information to the mobile station antenna 2 through the antenna switching section 25.
6, radio waves are emitted to the mobile station. In such an operation, there is a difference in transmission activation time between the mobile station transmitter 4 of the base station and the mobile station transmitter 24 of the relay station, so when a transmission activation input is received at the transmission activation input terminal 8 of the base station, the timer 9 is operated to delay the transmission activation input for a certain period of time so that transmission activation with the mobile station transmitter U of the relay station occurs within one hour.

(効果)以上説明したごとく2本発明によれば、基地局と中継局
の送信起動時間が同一となるため、基地局からの電波か
中継局へ廻り込みによる通話不能状態を防止することが
でき9回線利用効率を上げると共に扱者の不安解消を図
れる。
(Effects) As explained above, according to the two aspects of the present invention, since the transmission activation time of the base station and the relay station are the same, it is possible to prevent a communication failure state due to radio waves from the base station going around to the relay station. 9 It is possible to increase the efficiency of line usage and alleviate the concerns of users.

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

第1図A、Bは本発明の基地局装置系統図、第2図は同
上中継局装置系統図である。4.24:移動局自送信機、  8.17:送信起動入
力端子、9:タイマー、】3:中継局向送信機。第1図第2図
FIGS. 1A and 1B are system diagrams of the base station apparatus of the present invention, and FIG. 2 is a system diagram of the same relay station apparatus. 4.24: Mobile station transmitter, 8.17: Transmission start input terminal, 9: Timer, ]3: Relay station transmitter. Figure 1 Figure 2

Claims (1)

Translated fromJapanese
【特許請求の範囲】[Claims]基地局と中継局と移動局を無線回線で構成する移動無線
通信方式において、前記基地局は送信起動がかかった時
点で中継局向送信機を送信状態にすると共に、タイマー
設定時間後に移動局向送信機を送信状態とし、基地局と
中継局のそれぞれの移動局向送信機を同時送信状態とし
て電波の廻り込みを防止し、円滑な移動無線通信をおこ
なうことを特徴とする移動無線通信方式。
In a mobile radio communication system in which a base station, a relay station, and a mobile station are configured using radio lines, the base station puts the transmitter for the relay station into the transmitting state when transmission is activated, and also switches the transmitter for the mobile station to the transmitting state after a timer setting time. A mobile radio communication system characterized in that a transmitter is in a transmitting state, and transmitters for mobile stations in base stations and relay stations are in a simultaneous transmitting state to prevent radio waves from going around and to perform smooth mobile radio communications.
JP22774384A1984-10-311984-10-31 mobile radio communication systemPendingJPS61107826A (en)

Priority Applications (1)

Application NumberPriority DateFiling DateTitle
JP22774384AJPS61107826A (en)1984-10-311984-10-31 mobile radio communication system

Applications Claiming Priority (1)

Application NumberPriority DateFiling DateTitle
JP22774384AJPS61107826A (en)1984-10-311984-10-31 mobile radio communication system

Publications (1)

Publication NumberPublication Date
JPS61107826Atrue JPS61107826A (en)1986-05-26

Family

ID=16865672

Family Applications (1)

Application NumberTitlePriority DateFiling Date
JP22774384APendingJPS61107826A (en)1984-10-311984-10-31 mobile radio communication system

Country Status (1)

CountryLink
JP (1)JPS61107826A (en)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication numberPriority datePublication dateAssigneeTitle
US4916875A (en)*1988-07-181990-04-17Abc Trading Co., Ltd.Tile-mount plate for use in wall assembly
US5113413A (en)*1989-06-091992-05-12Ericsson Ge Mobile Communications Inc.Voter arrangement for multiple site PST RF trunking system
US5127101A (en)*1991-02-011992-06-30Ericsson Ge Mobile Communications Inc.Simulcast auto alignment system
US5172396A (en)*1988-10-201992-12-15General Electric CompanyPublic service trunking simulcast system
US5477539A (en)*1993-07-231995-12-19Ericsson Inc.Narrow band simulcast system having low speed data distribution
US5742907A (en)*1995-07-191998-04-21Ericsson Inc.Automatic clear voice and land-line backup alignment for simulcast system
US5745840A (en)*1994-03-221998-04-28Tait Electronics LimitedEqualization in a simulcast communication system
US5842134A (en)*1995-09-281998-11-24Ericsson Inc.Auto-alignment of clear voice and low speed digital data signals in a simulcast system
US6011977A (en)*1995-11-302000-01-04Ericsson Inc.RF simulcasting system with dynamic wide-range automatic synchronization

Cited By (10)

* Cited by examiner, † Cited by third party
Publication numberPriority datePublication dateAssigneeTitle
US4916875A (en)*1988-07-181990-04-17Abc Trading Co., Ltd.Tile-mount plate for use in wall assembly
US5172396A (en)*1988-10-201992-12-15General Electric CompanyPublic service trunking simulcast system
US5113413A (en)*1989-06-091992-05-12Ericsson Ge Mobile Communications Inc.Voter arrangement for multiple site PST RF trunking system
US5131007A (en)*1989-06-091992-07-14General Electric CompanyDigital voter for multiple site PST R trunking system
US5127101A (en)*1991-02-011992-06-30Ericsson Ge Mobile Communications Inc.Simulcast auto alignment system
US5477539A (en)*1993-07-231995-12-19Ericsson Inc.Narrow band simulcast system having low speed data distribution
US5745840A (en)*1994-03-221998-04-28Tait Electronics LimitedEqualization in a simulcast communication system
US5742907A (en)*1995-07-191998-04-21Ericsson Inc.Automatic clear voice and land-line backup alignment for simulcast system
US5842134A (en)*1995-09-281998-11-24Ericsson Inc.Auto-alignment of clear voice and low speed digital data signals in a simulcast system
US6011977A (en)*1995-11-302000-01-04Ericsson Inc.RF simulcasting system with dynamic wide-range automatic synchronization

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