JPS5829231A - Calling system of radio communication system - Google Patents
Calling system of radio communication systemInfo
- Publication number
- JPS5829231A JPS5829231A JP56126994A JP12699481A JPS5829231A JP S5829231 A JPS5829231 A JP S5829231A JP 56126994 A JP56126994 A JP 56126994A JP 12699481 A JP12699481 A JP 12699481A JP S5829231 A JPS5829231 A JP S5829231A
- Authority
- JP
- Japan
- Prior art keywords
- signal
- dial
- channel
- office
- calling
- 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
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W99/00—Subject matter not provided for in other groups of this subclass
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
【発明の詳細な説明】
本発明は、循環不定位マルチチャネル方式の無線通信シ
ステムにおける発呼方式に関するものである。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a calling method in a cyclically irregular multi-channel wireless communication system.
か\る過信システムは、行政無−1彷災無線等において
汎用されておシ、一般に第11aのブロック図に示す構
成となっている。Such an overconfidence system is commonly used in administrative wireless communications, etc., and generally has a configuration shown in the block diagram 11a.
すなわち、親局M8に拡中継交換機(以下、交換411
)IXと回線制御装置NCl1とが設けられてお夛、複
数の子局mst〜mflnとの量線、図上実@により簡
略化して示す複数のチャネルCHI〜C−により接続さ
れている。In other words, the master station M8 is connected to a broadcasting switch (hereinafter referred to as switch 411).
) IX and a line control device NCl1 are provided, and are connected to a plurality of slave stations mst to mfln through a plurality of channels CHI to C-, which are simplified and shown by @ in the diagram.
えだし実際には、各局Ms11111−gall各々の
送受信機および、互に異なる周波数の電波により、各チ
ャネルC11l〜CHnが構成される。Actually, each channel C11l to CHn is constituted by the transmitter/receiver of each station Ms11111-gall and radio waves of mutually different frequencies.
また、各子局11jit 〜1lllntl、セレクタ
sit。Further, each slave station 11jit to 1llllntl and a selector sit.
制御部C!および端末用の電話機?ILが設けてあシ、
チャネルCII〜CHn毎に回線制a装置NCK内へ設
けであるチャネルユニットCUI〜CUnを介し、共通
制御部CCVから空チャネルへ送信される空線信号を端
末局Sat〜1111<)制御部0丁が検出すると共に
、セレクタ1llLによシ各チャネルCl1m〜C1m
を走査するものとなっており、電話機’rlcLからの
発呼に際しては、制御部Cテの制御動作に基づき、空線
信号の検出される空チャネルをセレクタIIL Kよっ
て捕捉し、これを介してダイヤル番号の送信等を行なう
ものと表っている。Control part C! And a phone for the terminal? IL has set up a foot,
The idle line signal transmitted from the common control unit CCV to the empty channel is sent to the terminal station Sat~1111<) via the channel units CUI~CUn provided in the line control a device NCK for each channel CII~CHn. At the same time, each channel Cl1m to C1m is detected by the selector 1llL.
When making a call from the telephone 'rlcL, based on the control operation of the control unit CTE, the empty channel where the empty line signal is detected is captured by the selector IILK, and the It appears to be used to send dialed numbers, etc.
しかし、従来の方式においては、空チャネルを捕捉のう
え、交換機]cxから送出されるダイヤル音が電話機T
ICL Kより穂数されるまでれダイヤル発信が不能で
あり、これ以前に誤ってダイヤル発信を行なうと、交換
機]cxが誤動作を来し、誤接続を行なうおそれが生ず
ると共に、通信量の多いときに杜、空チャネルの捕捉ま
でに長時間を要する等の欠点を生じていた。However, in the conventional system, after capturing an empty channel, the dial tone sent from the exchange [CX] is transmitted to the telephone T.
It is not possible to make a dial call until the number of calls is received from ICL K. If you make a dial call by mistake before this time, the exchange [CX] may malfunction and there is a risk of an incorrect connection. This method has disadvantages such as the long time it takes to acquire an empty channel.
本発明は、従来のか\る欠点を根本的に解決する■的を
有し、各子局からの発呼に際して紘、ダイヤル番号を各
子局において一時記憶のうえ、空チャネルの捕捉後に、
記憶したダイヤル番号を空チャネルにより送信するもの
とし、取扱を大幅に害鳥化した極めて効果的な、無−通
信システムの発呼方式を提供するものである。The present invention has the objective of fundamentally solving the drawbacks of the conventional technology.When a call is made from each slave station, the dial number is temporarily stored in each slave station, and after acquiring an empty channel,
The memorized dial number is transmitted through an empty channel, and the present invention provides an extremely effective calling method for a wireless communication system in which handling is greatly reduced.
以下、実施例を示す第2図以降により本発明の詳細な説
明する。Hereinafter, the present invention will be explained in detail with reference to FIG. 2 and subsequent figures showing embodiments.
第2図は、子局slSのブロック図、第3図は親局Ml
と子局Iとの動作状況を示すタイずングチャートであシ
、子局■に社親電話機?]CI、1、子電話機TIL、
が設けられ、接続回路LCを介してこれら相互間および
構内交換機デIIxとの接続がなされると共に、ダイヤ
ル中継回路DIおよびIIYIを介する無線機TRXと
の接続が行なわ′れるものとなっている。FIG. 2 is a block diagram of the slave station slS, and FIG. 3 is a block diagram of the master station Ml.
Is there a timing chart showing the operating status of slave station I and slave station ■? ]CI, 1, child phone TIL,
are provided, and are connected to each other and to the private branch exchange IIx via the connection circuit LC, and to the radio TRX via the dial relay circuits DI and IIYI.
また、iイクロプロセッサ、メモリ等からなる制御回路
CTCが設けてあり、これによって、各種情報の記憶お
よび各部の制御を行なうものとなってお沙、いずれかの
電話機i璽りがオフフックFBにより発呼すると、これ
を接続回路LCが検出し、これの情報を制御回路CテC
へ与える丸め、同回路CTCから信号発生回路8Gに対
しダイヤル音送出の指令が与えられ、信号発生回路8G
からのダイヤル音D〒が接続回路LCを介して電話機!
ILへ送出される。In addition, there is a control circuit CTC consisting of an i microprocessor, memory, etc., which stores various information and controls each part. When a call is made, the connection circuit LC detects this and sends this information to the control circuit C
The same circuit CTC gives a command to send a dial tone to the signal generating circuit 8G, and the signal generating circuit 8G
Dial tone D〒 from the telephone via the connection circuit LC!
Sent to IL.
ダイヤル音D?の聴取によりダイヤル発信D8が行なわ
れると、ダイヤル番号に応するダイヤルパルスをダイヤ
ル中継回路DBを介して制御回路CテCが判別し、自局
外の局番号を受信したら直ちに発呼信号1cを送出し、
続いてダイヤル信号を送出するため開回路CTC内のメ
モリによシダイヤル番号が記憶される。Dial sound D? When a dial call D8 is made by listening to the dial number, the control circuit CTEC determines the dial pulse corresponding to the dial number via the dial relay circuit DB, and immediately sends a call signal 1c when a station number other than the own station is received. sending out,
The serial number is then stored in the memory within the open circuit CTC for sending out a dialing signal.
一方、−線機〒IKの受信出力m1−GUYからの信号
は、バッファ回路IFmを灸して信号受信器8鼠へ与え
られており、第3図に受信Rとして示すとおシ空線信号
11jlを受信すれば、これの検出々力が備考受信器S
l&から制御回路CTCへ与えられるため、同−路CT
Cは接続回路LCからの判別情報に応じて無線機〒RX
を制御し、空線信号8日の検出されたチャネルへセレク
タを固定のうえ、空チャネルを捕捉する。On the other hand, the signal from the reception output m1-GUY of the - line machine 〒IK is given to the signal receiver 8 by moxa the buffer circuit IFm, and is shown as reception R in Fig. 3. If the receiver S
Since it is given from l& to the control circuit CTC, the same path CT
C is the radio device RX according to the discrimination information from the connection circuit LC.
, fix the selector to the channel where the empty line signal was detected on the 8th, and capture the empty channel.
また、空線信号組1の検出に応じ、制御回路CテCが信
号送信器8丁に対し指令を与え、発呼信号Icを送出さ
せると共に、バッファ回路IFt 4Cも指令を与え、
これをオン状態とするため、発呼信号1cが無線機TI
Xの送信人力i・INへ送出され、第3図に送lliと
して示すとおに、親局Mlに対し空チャネルによシ送信
される。In addition, in response to the detection of the idle line signal set 1, the control circuit CteC gives a command to the eight signal transmitters to send out the calling signal Ic, and the buffer circuit IFt4C also gives a command,
In order to turn this on, the calling signal 1c is transmitted to the radio TI.
The signal is sent to the transmitting power i/IN of X, and is transmitted to the master station Ml over an empty channel, as shown as send lli in FIG.
これが親局Mlにおいて受信されると、回線制御装置M
CIが検出を行ない、Il鋏チャネルによる空線信号1
wiの送信を断とするため、これにしたがって子局■の
制御回路CiCがJiIIILはダイヤル信号発生@D
Gを起動すると共に、被呼局番号と引続いて受信した電
話番号を記憶したメモリから送出するため、ダイヤル番
号に応じたトーン傷号郷がダイヤル信号発生器DOから
発生され、これがバッファ回路mytおよび無線機〒翼
Xを介し、空チャネルによりダイヤル信号Imとして送
信される。When this is received at the master station Ml, the line controller M
CI performs detection and blank signal 1 by Il scissor channel
In order to cut off the transmission of wi, the control circuit CiC of the slave station ■ generates a dial signal @D.
At the same time as activating the dial signal generator DO, a tone signal corresponding to the dial number is generated from the dial signal generator DO in order to send out the called station number and the subsequently received telephone number from the stored memory. and is transmitted as a dialing signal Im via the radio wing X over the air channel.
これを受信した親局Mlにおいて社、共通制御部CC!
がダイヤル信号1i+の解読を行ない、チャネル−ニッ
トCu、〜CUn中の轟該チャネルと対応するものを制
御し、交換機EXのダイヤル1ilDI、に対する地気
の断続を行なわせ、ダイヤルlくルスDrを送出させる
と共に、発呼信号8Cの受信を子局IIへ報知するため
、発呼信号8Cにより判別した子局18の誉号情報を付
加した照合信号11を轟誼チャネルによシ送信する。In the master station Ml that received this, the common control unit CC!
decodes the dial signal 1i+, controls the channels corresponding to the channel in the channels Cu and ~Cun, causes the connection to the dial 1ilDI of the exchange EX, and causes the dial 1i+ to be switched on and off. At the same time, in order to notify the slave station II of the reception of the calling signal 8C, a collation signal 11 to which the honor code information of the slave station 18 determined based on the calling signal 8C is added is transmitted over the shouting channel.
照合信号Impを信号受信器8翼によシ検出した子局B
Bは、制W回路CTCが応動し、着し電話機’rlLが
オンフックの状態となっていれば、信号発生回路goお
よび接続回路LCを制御のうえ、信号発生回路8Gから
呼出信号を送出し、凱局組Iとp11線構成がなされた
ことを報知する。Slave station B that detected the verification signal Imp by the signal receiver 8 blades
If the control W circuit CTC responds and the terminating telephone 'rlL is on-hook, B controls the signal generation circuit go and the connection circuit LC, and sends out a ringing signal from the signal generation circuit 8G. It is announced that the p11 line configuration has been completed with Kai Station Group I.
ダイヤルパルスDPによシ交換機Icxが応動し、被呼
者との交換接続が行なわれたうえ、被呼者がオフフック
FHにより応答すれば、交換機璽xから制御線CLへ地
気が与えられるため、これがチャネルエニットCυ1〜
CUn中の当該チャネルと対応するものを介して共通制
御部OCTへ与えられ、同制御郁CCtが被呼者応答信
号8ムを轟諌チャネルにより送信する。The exchange Icx responds to the dial pulse DP, an exchange connection is established with the called party, and if the called party responds by off-hook FH, the control line CL is supplied from the exchange code x. , this is the channel enit Cυ1~
The signal is sent to the common control unit OCT via the channel corresponding to the channel in CUn, and the control unit OCT transmits the called party response signal 8m via the channel.
すると、これが信号受信器81により検出され、制御回
路CTCが接続回路I、Cおよびバッファ回路BFTを
制御し、通話回路を完結するため、電話機TICLと被
呼者との間の通話TIが行なわれる。Then, this is detected by the signal receiver 81, and the control circuit CTC controls the connection circuits I, C and the buffer circuit BFT, and in order to complete the communication circuit, a communication TI is performed between the telephone TICL and the called party. .
通話の終了に上り、オンフックNHが行なわれると、こ
れを接続回路LCが検出し、この情報を制御回路CTC
へ与えるため、同回路CTCが信号送信器8丁を制御し
、復旧信号組Iを送出させ、使用中のチャネルに!り復
旧信号BBmを送信する。When the call ends and on-hook NH is performed, the connection circuit LC detects this and sends this information to the control circuit CTC.
The same circuit CTC controls eight signal transmitters to send recovery signal set I to the channel in use! and sends a recovery signal BBm.
これを検出した共通制御部CCテは、グイ、キル縁DL
に対する地気送出を断とするため、交換機Elが復旧し
、制御1IcLO地気も断になると共に、共通制御部C
CTが今まで使用中のチャネルによシ空線信号8璽1を
再び送信することによシ、初期状態へ復する。The common control unit CCte detects this, and the kill edge DL
In order to cut off the ground air transmission to
The CT returns to the initial state by transmitting the idle line signal 8 again on the channel that has been in use.
なお、ダイヤル中継回路DImは、親局Mlからのダイ
ヤル信号が信号受信器(8n)によシ受信されて制御部
−〇TCにおいて識別され、この制御回路からの信号に
応じダイヤルパルスを接続回路LCへ与える機能も有し
ておシ、親局M8側から各電話機テ鳶Ll、置、および
、構内交換機PBXを介する各電話機への着信も可能と
なっている。In the dial relay circuit DIm, a dial signal from the master station Ml is received by the signal receiver (8n) and identified by the control unit -〇TC, and the dial pulse is transmitted to the connecting circuit in accordance with the signal from the control circuit. It also has a function to send calls to the LC, and it is also possible to receive calls from the master station M8 to each telephone via the private branch exchange PBX.
したがって、子局8S側からの発呼に際し、空チャネル
を捕捉するまで扱者が待機する必要を生ぜず、ダイヤル
発信を行なった後は、空チャネルの捕捉により自動的に
交換接続が行なわれるため、交換機NXの誤接続が阻止
されるのみ表らず、運用が甚だ便利となる。Therefore, when making a call from the slave station 8S side, there is no need for the operator to wait until an empty channel is captured, and after dialing, an exchange connection is automatically performed by capturing an empty channel. This not only prevents incorrect connection of the exchange NX, but also greatly facilitates operation.
たyし、各信号口$11% ICX8D% !IIF1
!IA、1as等としては、無線機〒IXの伝送特性に
応じ、周波数偏位信号、壷金周波数信号、パルス変調信
号勢を用いればよく、制御回路CiCとして、論理回路
の組み合せによシ構成したものを用いても同様であシ、
条件に応じて信号送信器BTとダイヤル信号発生器DO
とを兼用のものとし、あるい杖、電話機テIL1、テ鳶
L3勢を増減してもよい勢、本発明は種々の変彫が自在
である。However, each signal exit is $11% ICX8D%! IIF1
! As IA, 1as, etc., a frequency deviation signal, a metal frequency signal, or a pulse modulation signal may be used depending on the transmission characteristics of the radio device IX, and as a control circuit CiC, it is configured by a combination of logic circuits. The same goes for using things.
Signal transmitter BT and dial signal generator DO according to conditions
The present invention can be freely modified in various ways, such as by using a walking stick, a telephone (IL1), and a telephone (L3).
以上の説明によシ明らかなとおシ本発明によれば、覗局
儒交換機の誤接続が阻止され、反豐発呼の要がなく、回
線運用効率が向上すると共に1丁局側扱者が発呼時に空
チャネルの捕捉まで待機する必要を生ぜず、運用上甚だ
便利となシ、各種用途の循環不定位マルチチャネル方式
無紐通信システムにおいて、顕著な効果が得られる。As is clear from the above explanation, according to the present invention, erroneous connections of the viewing exchange are prevented, there is no need to make repeated calls, line operation efficiency is improved, and the operator at the single station is It is not necessary to wait until an empty channel is acquired when making a call, which is very convenient in operation, and a remarkable effect can be obtained in a cyclic non-locating multi-channel type untethered communication system for various uses.
第1図は循環不定位!ルチチャネル方式の構成を示すブ
ロック図、第2図線本発明の実施例を示す子局のブロッ
ク図、第3図は動作状況を示すタイミングチャートであ
る。
Mll e @ @ a親局、88.引1l−111n
・” ”子局、am、〜cm雪・自・9チヤネル、I
8x―・拳・交換機(中継交換機)、cc’r・・・・
共通制御部、CU、〜CU!l・−・・チャネルユニツ
)、SEL・・・・セレクタ、TBX・・・吻無線機、
IIm・・・・信号受信器、IBT・・・・信号送信器
、DG・・・・ダイヤル信号発生優、c’rc・・・・
制御回路、DI−・争・ダイヤル中継回路、LC・・・
・接続回路、丁ELI・・・・親電話機、丁KL、・・
・子電話機。
特許出願人 日立電子株式金線
代理人 山川政樹(はか1名)Figure 1 shows circulatory mislocation! FIG. 2 is a block diagram showing the configuration of the multi-channel system; FIG. 2 is a block diagram of a slave station showing an embodiment of the present invention; FIG. 3 is a timing chart showing the operating status. Mll e @ @ a master station, 88. Pull 1l-111n
・""Slave station, am, ~cm snow, self, 9 channels, I
8x--fist exchange (relay exchange), cc'r...
Common control unit, CU, ~CU! l...channel unit), SEL...selector, TBX...proboscis radio,
IIm...Signal receiver, IBT...Signal transmitter, DG...Dial signal generator, c'rc...
Control circuit, DI/display/dial relay circuit, LC...
・Connection circuit, Ding ELI...Main phone, Ding KL,...
・Slave phone. Patent applicant: Hitachi Electronics Co., Ltd. gold wire agent Masaki Yamakawa (1 person)
Claims (1)
において互に異なる周波数の電波による複数のチャネル
が用いられ、かつ、前記親局から空チャネルにより送信
される空線信号を前記各子局において検出し、前記各チ
ャネル中の空チャネルを捕捉する循環不定位マルチチャ
ネル方式の無線通信システムにおいて、前記各子局から
の発呼に際しダイヤル番号を皺各子局において記憶した
うえ、皺呼局誉壕で受信したら直ちに前記空線信号の検
出による前記空チャネルの捕捉を行なってから該空チャ
ネルによシ発呼信号を送信し、該発呼信号に応する前記
空線信号の断を確認して、前記記憶したダイヤル番号を
前記捕捉した空チャネルにより送信することを特徴とし
た無線通信システムの発呼方式。A plurality of channels using radio waves of mutually different frequencies are used between the parent bird and multiple slave stations, nb, gui station, and each slave station, and an aerial signal transmitted from the parent station via an empty channel is used. In a wireless communication system using a cyclic non-locating multi-channel method in which each slave station detects and captures an empty channel among the channels, a dial number is memorized in each slave station when a call is made from each slave station. , Immediately after receiving it at the call station, it captures the empty channel by detecting the empty line signal, transmits a calling signal to the empty channel, and transmits the empty line signal in response to the calling signal. A calling method for a wireless communication system, characterized in that the stored dial number is transmitted through the captured empty channel after confirming that the call has been disconnected.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56126994A JPS5829231A (en) | 1981-08-13 | 1981-08-13 | Calling system of radio communication system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56126994A JPS5829231A (en) | 1981-08-13 | 1981-08-13 | Calling system of radio communication system |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5829231A true JPS5829231A (en) | 1983-02-21 |
Family
ID=14949024
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP56126994A Pending JPS5829231A (en) | 1981-08-13 | 1981-08-13 | Calling system of radio communication system |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5829231A (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0241287A2 (en) * | 1986-04-09 | 1987-10-14 | Nec Corporation | Communication network capable of automatically informing a subscriber of occurrence of an idle channel |
JPH01114224A (en) * | 1987-10-28 | 1989-05-02 | Tokyo Electric Co Ltd | Radio equipment system |
JPH01195728A (en) * | 1987-12-22 | 1989-08-07 | Motorola Inc | Transmission trunk radio system with voice buffering and off-line dialing |
US5522719A (en) * | 1990-07-12 | 1996-06-04 | Bando Chemical Industries, Ltd. | Apparatus for manufacturing fiber reinforced elastic sheet |
-
1981
- 1981-08-13 JP JP56126994A patent/JPS5829231A/en active Pending
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0241287A2 (en) * | 1986-04-09 | 1987-10-14 | Nec Corporation | Communication network capable of automatically informing a subscriber of occurrence of an idle channel |
JPH01114224A (en) * | 1987-10-28 | 1989-05-02 | Tokyo Electric Co Ltd | Radio equipment system |
JPH01195728A (en) * | 1987-12-22 | 1989-08-07 | Motorola Inc | Transmission trunk radio system with voice buffering and off-line dialing |
US5522719A (en) * | 1990-07-12 | 1996-06-04 | Bando Chemical Industries, Ltd. | Apparatus for manufacturing fiber reinforced elastic sheet |
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