JPS63163034U - - Google Patents
Info
- Publication number
- JPS63163034U JPS63163034U JP5527487U JP5527487U JPS63163034U JP S63163034 U JPS63163034 U JP S63163034U JP 5527487 U JP5527487 U JP 5527487U JP 5527487 U JP5527487 U JP 5527487U JP S63163034 U JPS63163034 U JP S63163034U
- Authority
- JP
- Japan
- Prior art keywords
- receiving element
- light
- light emitting
- emitting element
- comparator
- 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
- 230000003287 optical effect Effects 0.000 claims description 3
- 239000003990 capacitor Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 4
- 101100215778 Neurospora crassa (strain ATCC 24698 / 74-OR23-1A / CBS 708.71 / DSM 1257 / FGSC 987) ptr-1 gene Proteins 0.000 description 1
- 101100445488 Neurospora crassa (strain ATCC 24698 / 74-OR23-1A / CBS 708.71 / DSM 1257 / FGSC 987) ptr-2 gene Proteins 0.000 description 1
Landscapes
- Analogue/Digital Conversion (AREA)
Description
第１〜３図は本考案の一実施例としての光学式
エンコーダ回路を示すもので、第１図はその電気
回路図、第２，３図はいずれもその作用を説明す
るための波形図であり、第４〜６図は従来の光学
式エンコーダ回路を示すもので、第４図はその電
気回路図、第５，６図はその作用を説明するため
の電気回路図である。
図において、１…スリツト付き回転体、２１，
２２…コンパレータ、ＢＣ１，ＢＣ２…バイアス
回路、Ｃ１，Ｃ２…コンデンサ、ＬＥＤ１，ＬＥ
Ｄ２…発光ダイオード（発光素子）、ＰＴｒ１，
ＰＴｒ２…フオトトランジスタ（受光素子）、Ｒ
１１〜Ｒ１８，Ｒ２１〜Ｒ２４，Ｒ２７，Ｒ２８
…抵抗。なお、図中、同一符号は同一、又は相当
部分を示す。
Figures 1 to 3 show an optical encoder circuit as an embodiment of the present invention. Figure 1 is its electric circuit diagram, and Figures 2 and 3 are waveform diagrams for explaining its operation. 4 to 6 show a conventional optical encoder circuit, FIG. 4 is an electric circuit diagram thereof, and FIGS. 5 and 6 are electric circuit diagrams for explaining its operation. In the figure, 1...rotating body with slits, 21,
22... Comparator, BC1, BC2... Bias circuit, C1, C2... Capacitor, LED1, LE
D2...Light emitting diode (light emitting element), PTr1,
PTr2...Phototransistor (light receiving element), R
11~R18, R21~R24, R27, R28
…resistance. In addition, in the figures, the same reference numerals indicate the same or equivalent parts.
Claims (1)
られた受光素子と、上記の発光素子と受光素子と
の間に設置されたスリツト付き回転体と、上記受
光素子の出力と基準電圧源からの基準電圧とを受
けるコンパレータとをそなえ、上記の受光素子と
コンパレータとの間にコンデンサが挿入されると
ともに、上記受光素子の出力について上記の基準
電圧値でバイアスをかけるバイアス回路が上記コ
ンパレータの入力側に設けられたことを特徴とす
る、光学式エンコーダ回路。 A light emitting element, a light receiving element provided opposite to the light emitting element, a rotating body with a slit installed between the light emitting element and the light receiving element, and an output of the light receiving element and a reference voltage source. A capacitor is inserted between the light-receiving element and the comparator, and a bias circuit that biases the output of the light-receiving element with the reference voltage value is provided on the input side of the comparator. An optical encoder circuit characterized by being provided in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5527487U JPS63163034U (en) | 1987-04-10 | 1987-04-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5527487U JPS63163034U (en) | 1987-04-10 | 1987-04-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63163034U true JPS63163034U (en) | 1988-10-25 |
Family
ID=30883026
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5527487U Pending JPS63163034U (en) | 1987-04-10 | 1987-04-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63163034U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51120159A (en) * | 1975-04-14 | 1976-10-21 | Nec Corp | Timing circuit |
| JPS6055226A (en) * | 1983-09-06 | 1985-03-30 | Nissan Motor Co Ltd | Signal processor of encoder |
-
1987
- 1987-04-10 JP JP5527487U patent/JPS63163034U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51120159A (en) * | 1975-04-14 | 1976-10-21 | Nec Corp | Timing circuit |
| JPS6055226A (en) * | 1983-09-06 | 1985-03-30 | Nissan Motor Co Ltd | Signal processor of encoder |
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