JPS6233805U - - Google Patents
Info
- Publication number
- JPS6233805U JPS6233805U JP12486185U JP12486185U JPS6233805U JP S6233805 U JPS6233805 U JP S6233805U JP 12486185 U JP12486185 U JP 12486185U JP 12486185 U JP12486185 U JP 12486185U JP S6233805 U JPS6233805 U JP S6233805U
- Authority
- JP
- Japan
- Prior art keywords
- light emitting
- emitting element
- oscillation circuit
- light
- test part
- 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
- 230000010355 oscillation Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 1
- 210000000624 ear auricle Anatomy 0.000 description 1
Landscapes
- Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
Description
第１図は本考案の実施例の電気回路図、第２図
は耳たぶを被検部として選んだ場合の本考案実施
例の使用状態略式断面図、第３図は本考案実施例
において発光素子としての発光ダイオードの特性
線図、第４図は同じく受光素子としてのフオトト
ランジスタの特性線図、第５図は同じく発光素子
１に一定の電流を流した様子を示す線図、第６図
は同じく発光素子をＯＮ時間ａ、ＯＦＦ時間ｂの
パルス駆動したときの様子を示す線図である。
１：発光素子、２：受光素子、３ａ，３ｂ：挟
持体、３ｃ，３ｄ：透明窓、４：ばね、５：トラ
ンジスタ、６：コンパレーター、７：コンデンサ
ー、８：ローパスフイルタ、９：増巾器、１０：
発振回路、１１：マイクロコンピユータ、１２：
表示器。
Fig. 1 is an electric circuit diagram of an embodiment of the present invention, Fig. 2 is a schematic cross-sectional view of the embodiment of the present invention in use when an earlobe is selected as the test part, and Fig. 3 is a light emitting element in an embodiment of the present invention. FIG. 4 is a characteristic diagram of a phototransistor as a light receiving element, FIG. It is a diagram showing a situation when the light emitting element is similarly pulse-driven with an ON time a and an OFF time b. 1: Light emitting element, 2: Light receiving element, 3a, 3b: Sandwiching body, 3c, 3d: Transparent window, 4: Spring, 5: Transistor, 6: Comparator, 7: Capacitor, 8: Low pass filter, 9: Width increaser Vessel, 10:
Oscillation circuit, 11: Microcomputer, 12:
display.
Claims (1)
よび他側に位置させる受光素子と、前記被検部の
変化を受光素子の出力電気信号の変化として捕え
るよう構成された生体用センサーにおいて、発光
素子の駆動用に前記出力電気信号よりも相当高い
周波数のパルス信号を発生する発振回路が設けら
れ、該発振回路の周波数で前記発光素子を間欠的
に発光させるよう構成されたことを特徴とする生
体用センサー。 In a biological sensor configured to include a light emitting element located on one side of a test part of a subject, a light receiving element located on the other side, and a change in the test part as a change in an output electric signal of the light receiving element. , characterized in that an oscillation circuit that generates a pulse signal with a considerably higher frequency than the output electric signal for driving the light emitting element is provided, and the light emitting element is configured to intermittently cause the light emitting element to emit light at the frequency of the oscillation circuit. A biological sensor for
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12486185U JPS6233805U (en) | 1985-08-14 | 1985-08-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12486185U JPS6233805U (en) | 1985-08-14 | 1985-08-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6233805U true JPS6233805U (en) | 1987-02-27 |
Family
ID=31017247
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12486185U Pending JPS6233805U (en) | 1985-08-14 | 1985-08-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6233805U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0477680U (en) * | 1990-11-21 | 1992-07-07 | ||
| JPH078482U (en) * | 1993-06-30 | 1995-02-07 | 博章 安藤 | Rainwater basin |
-
1985
- 1985-08-14 JP JP12486185U patent/JPS6233805U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0477680U (en) * | 1990-11-21 | 1992-07-07 | ||
| JPH078482U (en) * | 1993-06-30 | 1995-02-07 | 博章 安藤 | Rainwater basin |
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