JP2017191103A - 正方向フォーカス走査型の導光エンコーダ - Google Patents
正方向フォーカス走査型の導光エンコーダ Download PDFInfo
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- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
- G01D5/32—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
- G01D5/34—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
- G01D5/347—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells using displacement encoding scales
- G01D5/34707—Scales; Discs, e.g. fixation, fabrication, compensation
- G01D5/34715—Scale reading or illumination devices
- G01D5/34723—Scale reading or illumination devices involving light-guides
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- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/0304—Detection arrangements using opto-electronic means
- G06F3/0317—Detection arrangements using opto-electronic means in co-operation with a patterned surface, e.g. absolute position or relative movement detection for an optical mouse or pen positioned with respect to a coded surface
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
- G01D5/32—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
- G01D5/34—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
- G01D5/347—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells using displacement encoding scales
- G01D5/3473—Circular or rotary encoders
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/0304—Detection arrangements using opto-electronic means
- G06F3/0312—Detection arrangements using opto-electronic means for tracking the rotation of a spherical or circular member, e.g. optical rotary encoders used in mice or trackballs using a tracking ball or in mouse scroll wheels
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/033—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor
- G06F3/0354—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor with detection of two-dimensional [2D] relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
- G06F3/03543—Mice or pucks
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/033—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor
- G06F3/0362—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor with detection of one-dimensional [1D] translations or rotations of an operating part of the device, e.g. scroll wheels, sliders, knobs, rollers or belts
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
- G01D5/32—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
- G01D5/34—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
- G01D5/347—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells using displacement encoding scales
- G01D5/34707—Scales; Discs, e.g. fixation, fabrication, compensation
- G01D5/34715—Scale reading or illumination devices
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- Engineering & Computer Science (AREA)
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Abstract
Description
[第1の具体的な実施例]
[第2の具体的な実施例]
[第3の具体的な実施例]
[第4の具体的な実施例]
[実施例の実施可能な効果]
101 導光本体
102 外歯車状構造
1020 非球面突出部
103 内歯車状構造
1030 非球面突出部
11 環状入光面
110 非球面
13 環状出光面
130 非球面
13a 屈折面
13b 出光面
2a、2 発光モジュール
3a、3 光検知モジュール
31’ 第1の検知素子
32’ 第2の検知素子
33’ 第3の検知素子
34’ 第4の検知素子
31、31a〜31d 第1の露出検知領域
32、32a、32b 第2の露出検知領域
33 第3の露出検知領域
34 第4の露出検知領域
4 格子
41、41a〜41d 第1の開口孔
42、42a、42b 第2の開口孔
43 第3の開口孔
44 第4の開口孔
5 反射鏡
A 非球面構造
a1 第1の表面
a2 第2の表面
a3 第3の表面
a4 第4の表面
d 投影幅
E 導光エンコーダ
H1、H2、H3、H4 水平線
L 入射光ビーム
P 平行光ビーム
S 球面構造
S1、S2 感光チップ
W、W1、W2、W3、W4、D1、D2、D3、D4 幅
Claims (14)
- 導光型ホイールと、
前記導光型ホイールに囲まれる発光モジュールと、
前記導光型ホイールに隣接する、複数の検知素子を備える光検知モジュールと、
を備え、
各前記検知素子は露出検知エリアをそれぞれ有し、
前記複数の検知素子は、それぞれが互いに異なる平行線に沿って設けられており、前記複数の検知素子のそれぞれに含まれる前記露出検知エリアは、互いに前記平行線と平行な方向にずれて設けられている、正方向フォーカス走査型の導光エンコーダ。 - 前記導光型ホイールと前記光検知モジュールとの間に設けられ、複数の前記露出検知エリアをそれぞれ露出するための複数のスリットを備える格子を更に備える、請求項1に記載の正方向フォーカス走査型の導光エンコーダ。
- 前記導光型ホイールは、
内部周回表面が環状入光面である導光本体と、
前記導光本体の外部周回表面に設けられる外歯車状構造と、
を備え、
前記外歯車状構造は、順に接続され主軸を有する複数の球面又は複数の非球面から構成される環状出光面を有すると共に、複数の球面突出部又は複数の非球面突出部が順に一回りに接続されて構成され、
前記発光モジュールが生じた入射光ビームは前記環状入光面から前記導光型ホイールに入り、前記外歯車状構造の前記環状出光面を通過し、前記光検知モジュールに投射される平行光ビーム又は平行光に接近する近平行光ビームを形成する、請求項1に記載の正方向フォーカス走査型の導光エンコーダ。 - 前記導光型ホイールは、
外部周回表面が環状出光面である導光本体と、
前記導光本体の内部周回表面に設けられる内歯車状構造と、
を備え、
前記内歯車状構造は、順に接続され主軸を有する複数の球面又は複数の非球面から構成される環状入光面を有すると共に、複数の球面突出部又は複数の非球面突出部が順に一回りに接続されて構成され、
前記発光モジュールが生じた入射光ビームは前記内歯車状構造の前記環状入光面から前記導光型ホイールに入り前記環状出光面を通過し、前記光検知モジュールに投射される平行光ビーム又は平行光に接近する近平行光ビームを形成する、請求項1に記載の正方向フォーカス走査型の導光エンコーダ。 - 前記導光型ホイールは、
導光本体と、
前記導光本体の外部周回表面に設けられる外歯車状構造と、
前記導光本体の内部周回表面に設けられる内歯車状構造と、
を備え、
前記外歯車状構造は、順に接続され主軸を有する複数の球面又は複数の非球面から構成される環状出光面を有すると共に、複数の球面突出部又は複数の非球面突出部が順に一回りに接続されて構成され、
前記内歯車状構造は、順に接続され主軸を有する複数の球面又は複数の非球面から構成される環状入光面を有すると共に、複数の球面突出部又は複数の非球面突出部が順に一回りに接続されて構成され、
前記発光モジュールが生じた入射光ビームは前記内歯車状構造の前記環状入光面から前記導光型ホイールに入り、前記外歯車状構造の前記環状出光面を通過し、前記光検知モジュールに投射される平行光ビーム又は平行光に接近する近平行光ビームを形成する、請求項1に記載の正方向フォーカス走査型の導光エンコーダ。 - 前記導光型ホイールは非球面をそれぞれ有する複数の非球面突出部を有し、
前記発光モジュールが生じた入射光ビームは前記導光型ホイールの回転を介して、対応する前記非球面の一部を通過するか、又は対応する前記非球面の残りの部分によって屈折される、請求項1に記載の正方向フォーカス走査型の導光エンコーダ。 - 前記導光型ホイールの前記非球面は、二つの屈折面と二つの前記屈折面の間に接続される出光面とで構成される、請求項6に記載の正方向フォーカス走査型の導光エンコーダ。
- 前記入射光ビームの一部は前記導光型ホイールの回転を介して、対応する前記出光面を通過する、請求項7に記載の正方向フォーカス走査型の導光エンコーダ。
- 前記入射光ビームの一部が前記屈折面によって屈折される、請求項7に記載の正方向フォーカス走査型の導光エンコーダ。
- 前記平行光ビーム又は前記近平行光ビームの光ビーム幅は前記出光面の幅に等しい、請求項7に記載の正方向フォーカス走査型の導光エンコーダ。
- 各前記検知素子の前記露出検知エリアは複数の符号化領域に切り分けられ、
前記平行光ビーム又は前記近平行光ビームの光ビーム幅は前記符号化領域の幅よりも小さいか、又は前記符号化領域の幅に等しい、請求項6に記載の正方向フォーカス走査型の導光エンコーダ。 - 導光本体と、複数の非球面突出部を有する歯車状構造とを備える導光型ホイールと、
前記導光型ホイールに囲まれる発光モジュールと、
前記導光型ホイールに隣接する光検知モジュールと、
を備え、
前記発光モジュールが生じた入射光ビームは前記導光型ホイールを通過し、前記光検知モジュールに投射される平行光ビーム又は平行光に接近する近平行光ビームを形成し、
前記平行光ビーム又は前記近平行光ビームの光ビーム幅が前記非球面突出部の頂点の曲面の曲率で調整される、正方向フォーカス走査型の導光エンコーダ。 - 導光本体と、複数の突出部を有する歯車状構造とを備える導光型ホイールと、
前記導光型ホイールに囲まれる発光モジュールと、
前記導光型ホイールに隣接する光検知モジュールと、
を備え、
前記歯車状構造の各前記突出部の幅は前記光検知モジュールの幅に等しい、正方向フォーカス走査型の導光エンコーダ。 - 前記突出部は非球面突出部又は球面突出部である、請求項13に記載の正方向フォーカス走査型の導光エンコーダ。
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| TW105111838A TWI633282B (zh) | 2016-04-15 | 2016-04-15 | 正向對焦掃描式導光編碼器 |
| TW105111838 | 2016-04-15 |
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| JP2017191103A true JP2017191103A (ja) | 2017-10-19 |
| JP6449367B2 JP6449367B2 (ja) | 2019-01-09 |
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| TWI585372B (zh) * | 2016-02-05 | 2017-06-01 | 曾信得 | 光學掃描式導光編碼器 |
| TWI633282B (zh) * | 2016-04-15 | 2018-08-21 | 曾信得 | 正向對焦掃描式導光編碼器 |
| CN106291507B (zh) * | 2016-07-21 | 2018-10-30 | 京东方科技集团股份有限公司 | 检测光测距装置及测距方法 |
| JP7066987B2 (ja) * | 2017-06-19 | 2022-05-16 | 船井電機株式会社 | 光走査装置及び光走査装置における反射部の角度検出方法 |
| TW201915671A (zh) * | 2017-09-28 | 2019-04-16 | 致伸科技股份有限公司 | 具慣性滾輪模組的滑鼠 |
| TWI659195B (zh) * | 2018-03-26 | 2019-05-11 | 慶揚國際有限公司 | 絕對位置編碼裝置 |
| TWI704330B (zh) * | 2019-03-08 | 2020-09-11 | 曾吉旺 | 光學式編碼器 |
| CN113641255B (zh) * | 2020-04-23 | 2023-09-12 | 重庆达方电子有限公司 | 鼠标滚轮装置及鼠标 |
| CN114334512B (zh) * | 2021-07-08 | 2024-03-15 | 光宝科技股份有限公司 | 按键结构 |
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- 2017-04-12 KR KR1020170047557A patent/KR101939589B1/ko not_active Expired - Fee Related
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Also Published As
| Publication number | Publication date |
|---|---|
| TWI633282B (zh) | 2018-08-21 |
| TW201736804A (zh) | 2017-10-16 |
| US10345120B2 (en) | 2019-07-09 |
| KR20170118612A (ko) | 2017-10-25 |
| CN107402644A (zh) | 2017-11-28 |
| JP6449367B2 (ja) | 2019-01-09 |
| US20170299412A1 (en) | 2017-10-19 |
| CN107402644B (zh) | 2020-12-08 |
| DE102017107833A1 (de) | 2017-10-19 |
| KR101939589B1 (ko) | 2019-01-17 |
| DE102017107833B4 (de) | 2021-08-12 |
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