JP4362181B2 - Information transmission system - Google Patents
Information transmission system Download PDFInfo
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- JP4362181B2 JP4362181B2 JP29221799A JP29221799A JP4362181B2 JP 4362181 B2 JP4362181 B2 JP 4362181B2 JP 29221799 A JP29221799 A JP 29221799A JP 29221799 A JP29221799 A JP 29221799A JP 4362181 B2 JP4362181 B2 JP 4362181B2
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- Prior art keywords
- repeater
- signal
- information
- transmission system
- transmitter
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- 230000005540 biological transmission Effects 0.000 title claims description 26
- 238000001514 detection method Methods 0.000 claims description 4
- 239000004020 conductor Substances 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Mobile Radio Communication Systems (AREA)
Description
【0001】
【発明の属する技術分野】
本発明は情報伝送システムに関し、主として所定の空間、エリアにおいて種々の情報検知装置が、例えば異常状態等を検知した際、その検知した情報を略リアルタイムで管理センタ−をはじめ、各個人レベルにまで正確に伝送して知らしめることができることとした情報伝送システムに関する。
【0002】
【発明の背景】
近時、建築物や施設等にあっては火災発生、盗難、破損等を自動的に検知する種々のセンサ−が配備され、そのセンサ−が種々の情報を感知すると、スイッチが入力されて音響装置等の鳴動開始のほか、通信回線を介して接続された管理センタ−に事態を告知し、係員が現場へ出向するといったシステムが開示されている。
【0003】
しかしながら、従来のシステムにあっては情報を得ることができるのは外部である管理センタ−のみとなっており、在住の個人や警備員等には即時に情報が伝達され得ないものとなっており、さらに、通信回線を介しての接続のため、その通信回線が破損した場合、精度のよい情報の伝達は困難なものとなってしまう。
【0004】
【発明の目的】
そこで、本発明は係る従来のシステムの実情、問題点に着目してなされたもので、かかる問題点を解消してほとんどリアルタイムで個人レベルまで情報を得ることができ、しかもその伝送過程にあって不測の事故の発生に伴う情報伝達の不正確性をきわめて小さく抑えることができる信頼性の高い情報伝送システムを提供することを目的としている。
【0005】
【課題を解決するための手段】
この目的を達成するために、本発明に係る情報伝送システムは情報検知装置で得たデータをID信号として無線送信する送信機と、その送信機からの送信信号を受ける中継器と、その中継器から無線送信される信号を受ける受信機とから成り、送信時のノイズを常にセンシングして、そのノイズが無くなった状態の一定のレベルの時にのみ送信が接続する(通信される)情報伝送システムにおいて、前記中継器はリピーターを介在させて送信機からの送信信号を受け、AC100Vのコンセントに端子を挿し込み設置され、リピーターが送信機から受信した受信信号が送信される第一の中継器と、やはりAC100Vのコンセントに端子を挿入して設置され屋内に配設された導線を通して第一の中継器からの信号が送り込まれる第二の中継器とより構成され、この第二の中継器からは信号が無線送信され、受信機は軽量で身体に着け携行可能なものとし、個人レベルで情報を得ることができることを特徴とし、前記した第一の中継器には電話機の通信回線が接続され、管理センターのモニターへも情報を伝送できるものとしたことを特徴としている。
【0006】
【作用】
上記した構成としたことにより、受信機を個人が常時携行することができるタイプとすることで略リアルタイムで情報を得ることができ、素速い対処が可能となり、同時に管理センタ−も事態の把握と処置が可能となる。また、中継器は情報を無線で受け、無線で発信するものとなって途中の障害も小さく、ノイズをセンシングすることでクリアな伝送が可能となる。さらにはリピ−タ−を介在させることで受信機の性能をさほど高くしなくとも非同調として単一信号により処理することができるものとなるのである。
【0007】
【発明の実施の形態】
次に、本発明の好ましい実施の形態を図1を参照して説明する。図1は本発明を実施した情報伝送システムの概念を示すブロック図である。
【0008】
これらの図にあって1・1…は送信機を示している。この送信機1・1…は例えば、火災検知、不審者侵入、鍵破損等々各所に配備されたセンサ−と連動されており、そのセンサ−が異変発生等の情報を感知した際、スイッチが入力され、そのスイッチの入力に伴って起動するものとされ、得られた情報をID信号として無線送信(発信)することとなっている。
【0009】
この送信機1・1…からの送信信号はリピ−タ−2・2を介して第一の中継器3・3へ送られる。リピ−タ−2・2を介在させることで単一信号で受け、単一信号で送ることが可能となり、一回信号を受けると少なくとも10回(何回でも設定は可能)程度信号を飛ばしてやることとし、そのため、受信側は非同調で受けることとなる。
【0010】
また、前記した第一の中継器3・3は商業用のAC100Vのコンセントを利用し、そこに端子を挿し込むことで設置される。この第一の中継器3・3には通常の電話機4・4の通信回線が接続され、管理センタ−におけるモニタ−等へも情報を伝送できるものとしている。
【0011】
さらに、前記した第一の中継器3・3は第二の中継器5・5と接続され、その第二の中継器5・5へ第一の中継器3・3から受信した情報信号を送り込むものとなっている。この第二の中継器5・5も商業用AC100V電源のコンセントに端子を挿入することで設置されるものとなっており、送られる情報信号は壁内や床下、天井裏等々に配設された導線内を通って行くこととなっている。
【0012】
この導線内を通す信号は変調信号となり、この変調波は略1KHzで1200bpsの速度で信号を乗せることになる。この際キャリアは150KHzと設定されるが掛け算をすることで数値は求められる。
【0013】
この第二の中継器5・5…からは無線送信によって端末となる受信機6・6…へ情報信号を送ることとなる。この受信機6・6…は例えば腕時計タイプ等の軽量でかつ身体に常に着け携行可能なものとすることで、バイブレ−ション等の機能も付帯させ、個人レベルでも即時に情報を得ることが可能となる。
【0014】
本システムにあって、信号を出した時のノイズに対しては、常にノイズをセンシングすることで、即ち、ノイズはそのままとしてそのノイズが無くなった状態の一定のレベルの時にのみ送信が接続する(通信する)こととなり、その送信速度は2400bps程度が想定される。
【0015】
【発明の効果】
本発明に係る情報伝送システムは上述のように構成されている。そのために、情報はほとんどリアルタイムで多岐に亘って必要個所へ伝送されることとなり、迅速な対処と不必要な出動を抑えることも可能となり、媒体として導線を用いることで不測の誤りや事故も最小限となり、さらに、格別にノイズ除去等を必要としないのでロ−コストにて需要者に供給することができるシステムとなっている。
【図面の簡単な説明】
【図1】本発明を実施した情報伝送システムの概念を示すブロック図である。
【符号の説明】
1 送信機
2 リピ−タ−
3 第一の中継器
4 電話機
5 第二の中継器
6 受信機[0001]
BACKGROUND OF THE INVENTION
The present invention relates to an information transmission system. When various information detection devices detect, for example, an abnormal state or the like mainly in a predetermined space or area, the detected information is transmitted to an individual level including a management center in substantially real time. The present invention relates to an information transmission system capable of being accurately transmitted and informed.
[0002]
BACKGROUND OF THE INVENTION
Recently, various sensors for automatically detecting the occurrence of fire, theft, damage, etc. have been deployed in buildings and facilities, etc. When the sensors sense various information, switches are input and sound is heard. In addition to the start of ringing of devices and the like, a system is disclosed in which a situation is notified to a management center connected via a communication line, and a staff member is dispatched to the site.
[0003]
However, in the conventional system, information can be obtained only by an external management center, and information cannot be immediately transmitted to individuals or security guards residing in the area. In addition, since the connection via the communication line is broken, it is difficult to accurately transmit information when the communication line is broken.
[0004]
OBJECT OF THE INVENTION
Therefore, the present invention has been made by paying attention to the actual situation and problems of the conventional system, and can solve such problems and obtain information up to the personal level almost in real time, and in the transmission process. An object of the present invention is to provide a highly reliable information transmission system capable of minimizing the inaccuracy of information transmission accompanying the occurrence of an unexpected accident.
[0005]
[Means for Solving the Problems]
In order to achieve this object, an information transmission system according to the present invention includes a transmitter that wirelessly transmits data obtained by an information detection device as an ID signal, a relay that receives a transmission signal from the transmitter, and the relay In an information transmission system that consists of a receiver that receives signals transmitted wirelessly, and that always senses noise during transmission and connects (communicates) with transmission only when the noise is eliminated at a certain level The repeater receives a transmission signal from a transmitter through a repeater, and is installed by inserting a terminal into an AC 100V outlet, and the repeater receives a reception signal received from the transmitter by the repeater ; A second repeater in which a signal from the first repeater is sent through a lead wire which is also installed in an AC 100V outlet and installed indoors. This second repeater wirelessly transmits a signal, and the receiver is lightweight and portable, and can obtain information at an individual level. The repeater is connected to a telephone communication line and can transmit information to the monitor of the management center.
[0006]
[Action]
By adopting the above-described configuration, it is possible to obtain information in substantially real time by making the receiver a type that can be carried by an individual at all times, enabling a quick response, and at the same time, the management center can grasp the situation. Treatment is possible. In addition, the repeater receives information wirelessly and transmits it wirelessly, so there are few obstacles along the way, and clear transmission is possible by sensing noise. Further, by interposing a repeater, it is possible to process with a single signal as non-tuned without increasing the performance of the receiver so much.
[0007]
DETAILED DESCRIPTION OF THE INVENTION
Next, a preferred embodiment of the present invention will be described with reference to FIG. FIG. 1 is a block diagram showing the concept of an information transmission system embodying the present invention.
[0008]
In these figures, 1.1,... Indicate transmitters. The transmitters 1, 1,... Are linked to sensors provided in various places such as fire detection, suspicious person intrusion, key breakage, etc., and when the sensor senses information such as the occurrence of an abnormality, the switch inputs In response to the input of the switch, it is activated, and the obtained information is wirelessly transmitted (transmitted) as an ID signal.
[0009]
The transmission signals from the transmitters 1, 1... Are sent to the first repeaters 3 and 3 through repeaters -2 and 2. By interposing repeater-2 ・ 2, it is possible to receive a single signal and send it as a single signal, and if it receives a signal once, it will skip the signal at least 10 times (can be set any number of times). As a result, the receiving side receives the signal untuned.
[0010]
The first repeaters 3 and 3 are installed by using a commercial AC 100V outlet and inserting a terminal there. The first repeaters 3 and 3 are connected to communication lines of normal telephones 4 and 4 so that information can be transmitted to a monitor or the like in the management center.
[0011]
Further, the first repeaters 3 and 3 are connected to the second repeaters 5 and 5 and send the information signal received from the first repeaters 3 and 3 to the second repeaters 5 and 5. It has become a thing. This second repeater 5 and 5 is also installed by inserting a terminal into the outlet of a commercial AC 100V power source, and the information signal to be sent is arranged in the wall, under the floor, behind the ceiling, etc. It is supposed to go through the conductor.
[0012]
A signal passing through the conductor is a modulated signal, and this modulated wave carries a signal at a speed of 1200 bps at approximately 1 KHz. At this time, the carrier is set to 150 KHz, but the value can be obtained by multiplication.
[0013]
From the second repeaters 5 · 5 ···, information signals are transmitted to the receivers 6 · 6 ··· serving as terminals by wireless transmission. The receivers 6, 6... Are lightweight, such as a wristwatch type, and can always be worn and carried by the body, so that functions such as vibration can be attached, and information can be obtained immediately even at the individual level. It becomes.
[0014]
In this system, with respect to noise when a signal is output, by always sensing noise, that is, transmission is connected only when the noise is left as it is and at a certain level where the noise disappears ( a cOMMUNICATION to) that, the transmission rate is approximately 2400bps is assumed.
[0015]
【The invention's effect】
The information transmission system according to the present invention is configured as described above. For this reason, information is transmitted almost in real time to a necessary location, and it is possible to quickly deal with and suppress unnecessary dispatch, and by using a lead as a medium, unexpected errors and accidents are minimized. Furthermore, since no noise removal or the like is required, the system can be supplied to consumers at low cost.
[Brief description of the drawings]
FIG. 1 is a block diagram showing a concept of an information transmission system embodying the present invention.
[Explanation of symbols]
1 Transmitter 2 Repeater
3 First repeater 4 Telephone 5 Second repeater 6 Receiver
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP29221799A JP4362181B2 (en) | 1999-10-14 | 1999-10-14 | Information transmission system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP29221799A JP4362181B2 (en) | 1999-10-14 | 1999-10-14 | Information transmission system |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2001111478A JP2001111478A (en) | 2001-04-20 |
JP4362181B2 true JP4362181B2 (en) | 2009-11-11 |
Family
ID=17779037
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP29221799A Expired - Lifetime JP4362181B2 (en) | 1999-10-14 | 1999-10-14 | Information transmission system |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4362181B2 (en) |
-
1999
- 1999-10-14 JP JP29221799A patent/JP4362181B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JP2001111478A (en) | 2001-04-20 |
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