JPS63135498U - - Google Patents
Info
- Publication number
- JPS63135498U JPS63135498U JP2541787U JP2541787U JPS63135498U JP S63135498 U JPS63135498 U JP S63135498U JP 2541787 U JP2541787 U JP 2541787U JP 2541787 U JP2541787 U JP 2541787U JP S63135498 U JPS63135498 U JP S63135498U
- Authority
- JP
- Japan
- Prior art keywords
- unit
- attenuator
- transmitting
- lid
- turned
- 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
- 238000010586 diagram Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 1
Landscapes
- Audible And Visible Signals (AREA)
- Alarm Systems (AREA)
Description
第１図は受信ユニツトを例にとつて本考案の一
実施例を示した回路ブロツク図、第２図は第１図
で用いるスイツチ切換機構の一実施例を示した説
明図、第３図は送信ユニを例にとつて本考案の他
の実施例を示した回路ブロツク図である。
１：受信アンテナ、２：高周波アンプ、３：混
合器、４：局部発振器、５：検波器、６：信号処
理回路、７：出力回路、８：アンテナ入力ライン
、９：アツテネータ、１０：試験スイツチ、１１
：筐体、１２：蓋、１３：ヒンジ、１４：スイツ
チユニツト、１５：スイツチノブ、１６：送信ユ
ニツト、１７：エンコーダ、１８：センサ、１９
：動作試験スイツチ、２０：変調器、２１：発振
器、２２：フイルタ、２３：出力アンプ、２４：
アンテナ出力ライン、２５：送信アンテナ。
FIG. 1 is a circuit block diagram showing one embodiment of the present invention using a receiving unit as an example, FIG. 2 is an explanatory diagram showing an embodiment of the switch switching mechanism used in FIG. 1, and FIG. FIG. 6 is a circuit block diagram showing another embodiment of the present invention, taking a transmitting unit as an example. 1: Receiving antenna, 2: High frequency amplifier, 3: Mixer, 4: Local oscillator, 5: Detector, 6: Signal processing circuit, 7: Output circuit, 8: Antenna input line, 9: Attenuator, 10: Test switch , 11
: Housing, 12: Lid, 13: Hinge, 14: Switch unit, 15: Switch knob, 16: Transmission unit, 17: Encoder, 18: Sensor, 19
: Operation test switch, 20: Modulator, 21: Oscillator, 22: Filter, 23: Output amplifier, 24:
Antenna output line, 25: transmitting antenna.
Claims (1)
情報を無線により送信する送信ユニツト、管理人
室等に設置され前記送信ユニツトからの送信信号
を受信解読して表示する受信ユニツトを備えた無
線式住宅情報システムに於いて、 前記送信ユニツトの送信アンテナへの出力ライ
ン又は前記受信ユニツトの受信アンテナからの入
力ラインに信号減衰用のアツテネータを挿入接続
すると共に、該アツテネータと並列にバイパス用
のスイツチ手段を接続し、該スイツチ手段をユニ
ツトの蓋閉鎖時にオン状態に切換えると共に蓋開
放時にオフ状態に切換えるスイツチ切換機構を設
けたことを特徴とする無線式住宅情報システム。[Scope of claim for utility model registration] A transmitting unit installed on the residential unit side to wirelessly transmit security information such as fire and theft information, and a receiver installed in a manager's room etc. to receive, decode, and display the transmitted signals from the transmitting unit. In a wireless residential information system equipped with a unit, an attenuator for signal attenuation is inserted and connected to the output line to the transmitting antenna of the transmitting unit or the input line from the receiving antenna of the receiving unit, and the attenuator is connected in parallel with the attenuator. 1. A wireless housing information system, characterized in that a switch switching mechanism is provided, wherein a bypass switch means is connected to the unit, and the switch means is turned on when the lid of the unit is closed and turned off when the lid is opened.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2541787U JPS63135498U (en) | 1987-02-23 | 1987-02-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2541787U JPS63135498U (en) | 1987-02-23 | 1987-02-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63135498U true JPS63135498U (en) | 1988-09-06 |
Family
ID=30825553
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2541787U Pending JPS63135498U (en) | 1987-02-23 | 1987-02-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63135498U (en) |
-
1987
- 1987-02-23 JP JP2541787U patent/JPS63135498U/ja active Pending
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