JPH0252042U - - Google Patents
Info
- Publication number
- JPH0252042U JPH0252042U JP13044788U JP13044788U JPH0252042U JP H0252042 U JPH0252042 U JP H0252042U JP 13044788 U JP13044788 U JP 13044788U JP 13044788 U JP13044788 U JP 13044788U JP H0252042 U JPH0252042 U JP H0252042U
- Authority
- JP
- Japan
- Prior art keywords
- infrared sensor
- human body
- filter
- output waveform
- diagram
- 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.)
- Granted
Links
- 238000001514 detection method Methods 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 14
- 238000009434 installation Methods 0.000 description 1
Description
第１図は本考案の一実施例の人体検知装置のブ
ロツク図、第２図は上記実施例の一部材の赤外線
センサ出力波形図、第３図は第２図の波形の周波
数特性図、第４図、第５図は赤外線センサ出力波
形図、第６図は第５図の波形の周波数特性図、第
７図はフイルタ通過後の出力波形図、第８図は周
囲温度と人体判定レベルの関係図、第９図、第１
０図は周囲温度変化時の人体検知時出力波形図、
第１１図は従来の人体検知装置のブロツク図、第
１２図は赤外線センサよりの出力波形図、第１３
図はエアコン室内機へのセンサ設置状態及び検知
ゾーン範囲図、第１４図、第１５図は赤外線セン
サ出力波形図、第１６図は周囲温度と赤外線セン
サ出力の関係図、第１７図は周囲温度変化時の赤
外線センサ出力波形図である。
１００……人体検知装置、１０１……赤外線セ
ンサ、１０２……フレネルレンズ、１０３……増
幅器、１０４……ハイパスフイルタ、１０５……
Ａ／Ｄ変換器、１０６……マイコン、１０７……
アクチユエータ、１２０……熱電対。
Fig. 1 is a block diagram of a human body detection device according to an embodiment of the present invention, Fig. 2 is an output waveform diagram of an infrared sensor of one of the components of the above embodiment, Fig. 3 is a frequency characteristic diagram of the waveform of Fig. 2, Figures 4 and 5 are infrared sensor output waveform diagrams, Figure 6 is a frequency characteristic diagram of the waveform in Figure 5, Figure 7 is an output waveform diagram after passing through a filter, and Figure 8 is a diagram of ambient temperature and human body judgment level. Relationship diagram, Figure 9, 1st
Figure 0 is an output waveform diagram when detecting a human body when the ambient temperature changes.
Figure 11 is a block diagram of a conventional human body detection device, Figure 12 is an output waveform diagram from an infrared sensor, and Figure 13 is a diagram of the output waveform from an infrared sensor.
The figure shows the installation state of the sensor in the air conditioner indoor unit and the detection zone range, Figures 14 and 15 are the infrared sensor output waveform diagram, Figure 16 is the relationship between the ambient temperature and the infrared sensor output, and Figure 17 is the ambient temperature. It is an infrared sensor output waveform diagram at the time of change. 100...Human body detection device, 101...Infrared sensor, 102...Fresnel lens, 103...Amplifier, 104...High pass filter, 105...
A/D converter, 106...Microcomputer, 107...
Actuator, 120...Thermocouple.
Claims (1)
ンサと、同赤外線センサの前に設置された赤外線
集光用のフレネルレンズと、前記赤外線センサか
らの出力信号を増幅する増幅器と、数Ｈｚの遮断
周波数を有するフイルター及び同フイルターを経
た出力波形が所定の判定レベルに達しているか否
かにより人体の有無を判定すると共に前記判定レ
ベルを周囲温度により変更する手段を有する判定
手段よりなる人体検知装置とを備えてなることを
特徴とする空気調和機。 It has an infrared sensor that detects radiant energy from the human body, a Fresnel lens for concentrating infrared light installed in front of the infrared sensor, an amplifier that amplifies the output signal from the infrared sensor, and a cutoff frequency of several Hz. A human body detection device comprising a filter and a determination means that determines the presence or absence of a human body based on whether an output waveform passing through the filter has reached a predetermined determination level, and has means for changing the determination level depending on the ambient temperature. An air conditioner characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13044788U JPH0636442Y2 (en) | 1988-10-06 | 1988-10-06 | Air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13044788U JPH0636442Y2 (en) | 1988-10-06 | 1988-10-06 | Air conditioner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0252042U true JPH0252042U (en) | 1990-04-13 |
| JPH0636442Y2 JPH0636442Y2 (en) | 1994-09-21 |
Family
ID=31385623
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13044788U Expired - Lifetime JPH0636442Y2 (en) | 1988-10-06 | 1988-10-06 | Air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0636442Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPWO2014097365A1 (en) * | 2012-12-17 | 2017-01-12 | Ｎｅｃディスプレイソリューションズ株式会社 | Control device, control method, and display device |
-
1988
- 1988-10-06 JP JP13044788U patent/JPH0636442Y2/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPWO2014097365A1 (en) * | 2012-12-17 | 2017-01-12 | Ｎｅｃディスプレイソリューションズ株式会社 | Control device, control method, and display device |
| US9659546B2 (en) | 2012-12-17 | 2017-05-23 | Nec Display Solutions, Ltd. | Control apparatus and control method to control external device depending on motion of human body |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0636442Y2 (en) | 1994-09-21 |