WO2011155474A1 - 押圧入力装置 - Google Patents
押圧入力装置 Download PDFInfo
- Publication number
- WO2011155474A1 WO2011155474A1 PCT/JP2011/062997 JP2011062997W WO2011155474A1 WO 2011155474 A1 WO2011155474 A1 WO 2011155474A1 JP 2011062997 W JP2011062997 W JP 2011062997W WO 2011155474 A1 WO2011155474 A1 WO 2011155474A1
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- WIPO (PCT)
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- operating body
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- sensor
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR 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
- G06F3/0338—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor with detection of limited linear or angular displacement of an operating part of the device from a neutral position, e.g. isotonic or isometric joysticks
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
- G01L5/22—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring the force applied to control members, e.g. control members of vehicles, triggers
- G01L5/223—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring the force applied to control members, e.g. control members of vehicles, triggers to joystick controls
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
- H03K17/96—Touch switches
- H03K17/9625—Touch switches using a force resistance transducer
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
- H03K17/965—Switches controlled by moving an element forming part of the switch
Definitions
- the present invention relates to a press input device capable of distinguishing and detecting operations in different directions using a single press sensor.
- a pressure sensor that obtains a detection output proportional to the pressing force is used in various input devices.
- a pressure sensor which is a press sensor, is in contact with the back surface of the central portion of a rectangular touch panel.
- the touch panel is provided with a protrusion on the entire periphery thereof, and the protrusion is pressed against the back surface of the support means by the force of the spring.
- the contact portion between the protrusion located on the opposite side of the pressing point and the support means across the pressure sensor serves as a fulcrum, and the touch panel is tilted to press the pressure sensor.
- any pressure position on the rectangular touch panel can be detected by the pressure sensor.
- a conventional press input device using a press sensor is a single press sensor, and changes in pressing force in one direction and changes in pressing stroke in one direction.
- a single press sensor pressure sensor
- the present invention solves the above-described conventional problems, and an object thereof is to provide a press input device capable of distinguishing and detecting operations in different directions with a common press sensor.
- the present invention relates to a press input device provided with an actuator, a press sensor having a detection unit whose output changes when the actuator is pressed, and an operating body for operating the press sensor.
- the operating body is pressed against the actuator by an elastic member, and the detection unit is set to a neutral point between the start point and the end point of the detection operation range, A detection output indicating a change in a different direction across the neutral point is obtained from the detection unit when the operation body is operated toward one side and when the operation body is operated toward the other side. It is what.
- the pressure sensor of the present invention is a force sensor or a pressure sensor that can obtain a detection output corresponding to a change in force when the actuator is pressed.
- the present invention is not limited to the case where the pressure sensor detects a change in force acting on the actuator, and for example, a detection output proportional to the pressure stroke of the actuator may be obtained.
- the operating body is supported so as to be swingable via a fulcrum, the operating body abuts on the actuator on one side of the fulcrum, and the operating body is on the other side of the fulcrum.
- the operating body is supported so as to be swingable via a fulcrum, the operating body abuts the actuator on one side across the fulcrum, and the operating body is placed on the same side with the operating body.
- the elastic member is pressed against the fulcrum, when the operating body is pressed on one side across the fulcrum, and when the operating body is pressed on the other side across the fulcrum, A detection output indicating a change in a different direction across the neutral point may be obtained from the detection unit.
- the press input device of the present invention uses a press sensor that obtains a detection output corresponding to a change in pressing force or a change in pressing stroke, and can detect and detect an operating force or an operating stroke in a different direction by one pressing sensor. become. Therefore, it is possible to reduce the number of press sensors used.
- the side view which shows the press input apparatus of the 1st Embodiment of this invention The side view which shows the modification of the press input apparatus of the 1st Embodiment of this invention, Sectional view of the pressure sensor, A circuit diagram showing a detection circuit of the pressure sensor, A diagram showing the characteristics of the detection output of the pressure sensor; (A) (B) is a diagram showing the detection output of the press sensor when an operating force in a different direction is given to the operating body,
- the side view which shows the press input apparatus of the 2nd Embodiment of this invention (A) is a top view which shows the press input apparatus of the 3rd Embodiment of this invention, (B) is the side view, The side view which shows the press input apparatus of the 4th Embodiment of this invention,
- the fulcrum member 3 is a support shaft that rotatably supports the operating body 2, a torsion bar that is fixed to the central portion of the operating body 2 and can be torsionally deformed, or a leaf spring that supports the central portion of the operating body 2. .
- a pressure sensor 10 is provided between one side 2 a sandwiching the fulcrum member 3 of the operating body 2 and the base 1.
- the press sensor 10 is provided with an actuator 12 inside a housing 11.
- the actuator 12 is formed in a disk shape with a material that can be bent and deformed, such as silicon, and an outer peripheral portion 12 a is fixed to the housing 11.
- a protrusion 13 is integrally formed at the center of the actuator 12, and the protrusion 13 protrudes from the opening 11 a of the housing 11.
- a strain gauge 14 is fixed to the lower surface of the actuator 12 as a detection unit.
- FIG. 4 shows an example of a detection circuit associated with the pressure sensor 10.
- FIG. 4 shows an example in which two strain gauges 14 that exhibit the same characteristics with respect to the strain of the actuator 12 are provided.
- the number of strain gauges 14 may be one, or three or more.
- each strain gauge 14 and fixed resistor R are connected in series to form two series portions. One series part is grounded on the fixed resistance R side and the voltage Vcc is applied to the strain gauge 14 side, and the other series part is grounded on the strain gauge 14 side and the voltage Vcc is applied to the fixed resistance R side. Yes. Then, the midpoint potential between the strain gauge 14 and the fixed resistor R in each series part is applied to the differential amplifier 15, and an output voltage V that is a detection output is obtained from the differential amplifier 15.
- the disk-shaped actuator 12 When the projection 13 is pressed with the pressing force F0, the disk-shaped actuator 12 is deformed so that the central portion thereof is convex downward, and the respective strain gauges 14 are extended to increase the resistance value. Therefore, the output voltage V increases as the pressing force F0 increases.
- the output voltage V changes in a linear function with respect to the change in the force F0.
- the output voltage V may change in a curve with respect to the change in the force F0.
- a compression coil spring 4 is interposed as a compression elastic member between the other side 2 b sandwiching the fulcrum member 3 of the operating body 2 and the base 1.
- an upward pressure fa is applied to the other side 2 b of the operating body 2.
- the operating body 2 is urged counterclockwise with the supporting point of the fulcrum member 3 as a fulcrum, and the projection 13 of the pressure sensor 10 is pressed by one side 2a of the operating body 2.
- the pressing force F0 applied to the protrusion 13 of the pressing sensor 10 by the pressurizing fa when the external force is not applied to the operating body 2 is the starting point.
- the neutral point fn of the detection operation range between f0 and the end point fm is set, and the output voltage V is set to the neutral point vn between the start point v1 and the end point vm of the detection operation range.
- the neutral point vn is ideally a half point between the start point v1 and the end point vm of the detection operation range, but the neutral point vn is not necessarily limited to a half point.
- the output voltage V of the press sensor 10 when the external force is not acting on the operating body 2 is the neutral point vn.
- the output voltage V of one press sensor 10 is Changes in directions different from each other across the neutral point vn are shown. Therefore, it is possible to distinguish and detect both the operation force Fa and the operation force Fb by using one pressing sensor 10. In addition, it is possible to distinguish and detect a change in the magnitude of the operating force Fa and a magnitude change in the operating force Fb.
- the housing 11 of the pressure sensor 10 is fixed to the base 1, and the protrusion 13 is pressed on the lower surface of one side 2 a of the operating body 2.
- the housing 11 of the pressure sensor 10 is fixed to the lower surface on one side of the operating body 2, and the protrusion 13 is pressed against the base 1.
- the modification shown in FIG. 2 is also provided with a compression coil spring 4 as a pressurized elastic member, and the output change is the same as that of the embodiment shown in FIG.
- a press sensor 10 is provided between one side 2 c and the base 1 with a support point by the fulcrum member 3 of the operating body 2 being sandwiched.
- the housing 11 is fixed to the base 1, and the protrusion 13 is in contact with one side 2 c of the operating body 2.
- a tension coil spring 5 which is a pressurized elastic member, is attached between one side 2 c of the operation body 2 and the base 1, and the one side 2 c of the operation body 2 is attached to the base by the tension coil spring 5.
- a pressure fb that is attracted toward 1 is applied.
- the output voltage V of the pressing sensor 10 is as shown in FIG. ) Is set to a neutral point vn shown in (B).
- the press input device 120 shown in FIG. 7 also uses a single press sensor 10 to output operation forces Fa and Fb acting on the operating body 2 in different directions and changing in different directions across the neutral point vn. Based on the voltage, it can be distinguished and detected. In addition, a change in the magnitude of the operating force Fa and a magnitude change in the operating force Fb can be distinguished and detected.
- the pressure sensor 10 and the tension coil spring 5 are provided on one side 2 c of the operation body 2, and either the pressure sensor 10 or the tension coil spring 5 is provided on the other side 2 d of the operation body 2. Since the other side 2d of the operating body 2 is arranged at the edge of the operating surface of the portable device, the degree of freedom in designing the operating surface of the electronic device can be increased.
- the housing 11 of the pressure sensor 10 may be fixed to the operation body 2 and the protrusion 13 may be in contact with the base 1.
- the press input device according to the third embodiment of the present invention shown in FIG. 8 has a circular operation body 202 capable of inputting in the X direction and inputting in the Y direction.
- the center (centroid) of the operating body 202 is supported by a fulcrum member 203.
- the press sensors 10 are provided on the X1 side and the Y1 side, respectively.
- the compression coil spring 4 that is a pressurized elastic member is provided on each of the X2 side and the Y2 side.
- the output voltages V of the two pressing sensors 10 are set to the neutral point vn by the applied pressure fa applied from the respective compression coil springs 4 and 4.
- the output voltage V of the pressing sensor 10 positioned on the X1 line changes as shown in FIG. 6A, and when the X2 side of the operating body 202 is pressed, the output voltage V is positioned on the X2 line.
- the output voltage V of the pressing sensor 10 to be changed changes as shown in FIG.
- the output voltage V of the pressing sensor 10 positioned on the Y1 line changes as shown in FIG. 6B, and when the Y2 side of the operating body 202 is pressed, the output voltage V is positioned on the Y2 line.
- the output voltage V of the pressing sensor 10 to be changed changes as shown in FIG.
- press input device 220 capable of four-direction operation shown in FIG. 8 may have the structure shown in FIG.
- the housing 11 of the press sensor 10 is fixed to the base 301.
- One end of a metal leaf spring 305 that is a pressurized elastic member is fixed to the support portion 306, and the operating body 302 is fixed to the other end of the leaf spring 305.
- the operating body 302 is pressed against the protrusion 13 of the pressure sensor 10 by the elastic force of the leaf spring 305, and the output voltage V of the pressure sensor 10 is set to the neutral point vn.
- the press input device 220 can distinguish and detect the operating forces Fa and Fb of the operating body 302 in different directions by using a single press sensor, and the magnitude of the operating force Fa and the magnitude of the operating force Fb can be detected. It will be possible to detect changes in different ways.
- the pressure sensor 10 has a detection output that changes according to a change in the magnitude of the operation force Fa applied to the protrusion 13 of the actuator 12.
- the sensor 10 may be a sensor that detects a change in the stroke of the actuator, and an elastic return force may be applied to the actuator.
- pressure is applied to the actuator from the operating body, so that the actuator is set to the neutral point of the stroke start point and end point, and the detection output corresponding to the neutral point is set.
- detection outputs in different directions across the neutral point can be obtained.
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Human Computer Interaction (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
- Push-Button Switches (AREA)
- Input From Keyboards Or The Like (AREA)
Abstract
Description
以下の特許文献1に記載された押圧入力装置は、押圧センサである圧力センサが、長方形のタッチパネルの中央部の背面に当接している。タッチパネルはその周囲全周に突条が設けられ、ばねの力によって突条が支持手段の背面に押し付けられている。タッチパネルの任意の位置から押されると、圧力センサを挟んで押圧点と逆側に位置する突条と支持手段との当接部が支点となりタッチパネルが傾いて、圧力センサが押圧操作される。
弾性部材によって前記操作体が前記アクチュエータに押し付けられて、前記検知部がその検知動作範囲の始点と終点との間の中立点に設定されており、
前記操作体が一方に向けて操作されたときと、他方に向けて操作されたときとで、前記検知部から、前記中立点を挟んで異なる向きの変化を示す検知出力が得られることを特徴とするものである。
2 操作体
3 支点部材
4 圧縮コイルばね
5 引張りコイルばね
10 押圧センサ
11 ハウジング
12 アクチュエータ
13 突起
14 歪みゲージ(検知部)
20,20A 押圧入力装置
120,220,320 押圧入力装置
202 操作体
302 操作体
305 板ばね
F0 押圧力
Fa,Fb 操作力
V 出力電圧
v1 始点
vm 終点
vn 中立点
Claims (4)
- アクチュエータおよび前記アクチュエータが押されたときに出力が変化する検知部を有する押圧センサと、前記押圧センサを動作させる操作体とが設けられた押圧入力装置において、
弾性部材によって前記操作体が前記アクチュエータに押し付けられて、前記検知部がその検知動作範囲の始点と終点との間の中立点に設定されており、
前記操作体が一方に向けて操作されたときと、他方に向けて操作されたときとで、前記検知部から、前記中立点を挟んで異なる向きの変化を示す検知出力が得られることを特徴とする押圧入力装置。 - 前記押圧センサは、前記アクチュエータが押されたときの力の変化に応じた検知出力が得られるものである請求項1記載の押圧入力装置。
- 前記操作体は、支点を介して揺動可能に支持されており、前記支点を挟む一方の側で操作体がアクチュエータに当接し、前記支点を挟む他方の側に、前記操作体を前記アクチュエータに押し付ける前記弾性部材が設けられており、
前記支点を挟んで一方の側で前記操作体が押されたときと、前記支点を挟んで他方の側で前記操作体が押されたときとで、前記検知部から、前記中立点を挟んで異なる向きの変化を示す検知出力が得られる請求項1または2記載の押圧入力装置。 - 前記操作体は、支点を介して揺動可能に支持されており、前記支点を挟む一方の側で操作体がアクチュエータに当接し、同じ側に、前記操作体を前記アクチュエータに押し付ける前記弾性部材が設けられており、
前記支点を挟んで一方の側で前記操作体が押されたときと、前記支点を挟んで他方の側で前記操作体が押されたときとで、前記検知部から、前記中立点を挟んで異なる向きの変化を示す検知出力が得られる請求項1または2記載の押圧入力装置。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201180027033.XA CN102918478B (zh) | 2010-06-09 | 2011-06-07 | 按压输入装置 |
JP2012519388A JP5443603B2 (ja) | 2010-06-09 | 2011-06-07 | 押圧入力装置 |
US13/692,381 US8820179B2 (en) | 2010-06-09 | 2012-12-03 | Pressing force input device |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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JP2010132147 | 2010-06-09 | ||
JP2010-132147 | 2010-06-09 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US13/692,381 Continuation US8820179B2 (en) | 2010-06-09 | 2012-12-03 | Pressing force input device |
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WO2011155474A1 true WO2011155474A1 (ja) | 2011-12-15 |
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PCT/JP2011/062997 WO2011155474A1 (ja) | 2010-06-09 | 2011-06-07 | 押圧入力装置 |
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US (1) | US8820179B2 (ja) |
JP (1) | JP5443603B2 (ja) |
CN (1) | CN102918478B (ja) |
WO (1) | WO2011155474A1 (ja) |
Cited By (1)
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JP2016536671A (ja) * | 2013-10-08 | 2016-11-24 | ティーケー ホールディングス インク.Tk Holdings Inc. | 統合型多感覚フィードバックを備える圧力応答式タッチインターフェース |
Families Citing this family (4)
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US8749486B2 (en) * | 2010-12-21 | 2014-06-10 | Stmicroelectronics, Inc. | Control surface for touch and multi-touch control of a cursor using a micro electro mechanical system (MEMS) sensor |
JP6188231B2 (ja) * | 2014-02-26 | 2017-08-30 | アルプス電気株式会社 | 荷重検出装置及び前記荷重検出装置を用いた電子機器 |
CN104201023B (zh) * | 2014-09-26 | 2016-08-24 | 西南大学 | 一种单键多点多档位开关 |
EP3396796B1 (de) * | 2017-04-25 | 2021-07-21 | WEZAG GmbH & Co. KG | Press-, crimp- oder schneidwerkzeug sowie werkzeuggruppe |
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JPH07230353A (ja) * | 1994-02-18 | 1995-08-29 | Fujitsu General Ltd | マウス入力装置 |
JPH09167026A (ja) * | 1995-12-15 | 1997-06-24 | Yamagata Casio Co Ltd | 押し釦スイッチ構造 |
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TW494350B (en) * | 2000-12-06 | 2002-07-11 | Primax Electronics Ltd | Index apparatus of center supporting point |
US20020149571A1 (en) * | 2001-04-13 | 2002-10-17 | Roberts Jerry B. | Method and apparatus for force-based touch input |
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JP4391895B2 (ja) * | 2004-06-24 | 2009-12-24 | 株式会社東海理化電機製作所 | 圧力検出装置 |
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JP4355017B1 (ja) * | 2008-05-14 | 2009-10-28 | 敬三 森川 | 情報送信装置及び情報送受信装置 |
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2011
- 2011-06-07 WO PCT/JP2011/062997 patent/WO2011155474A1/ja active Application Filing
- 2011-06-07 CN CN201180027033.XA patent/CN102918478B/zh active Active
- 2011-06-07 JP JP2012519388A patent/JP5443603B2/ja active Active
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2012
- 2012-12-03 US US13/692,381 patent/US8820179B2/en active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH07230353A (ja) * | 1994-02-18 | 1995-08-29 | Fujitsu General Ltd | マウス入力装置 |
JPH09167026A (ja) * | 1995-12-15 | 1997-06-24 | Yamagata Casio Co Ltd | 押し釦スイッチ構造 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2016536671A (ja) * | 2013-10-08 | 2016-11-24 | ティーケー ホールディングス インク.Tk Holdings Inc. | 統合型多感覚フィードバックを備える圧力応答式タッチインターフェース |
JP2019215897A (ja) * | 2013-10-08 | 2019-12-19 | ジョイソン セイフティ システムズ アクイジション エルエルシー | 統合型多感覚フィードバックを備える圧力応答式タッチインターフェース |
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Publication number | Publication date |
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CN102918478B (zh) | 2015-08-19 |
US20130104669A1 (en) | 2013-05-02 |
JP5443603B2 (ja) | 2014-03-19 |
JPWO2011155474A1 (ja) | 2013-08-01 |
CN102918478A (zh) | 2013-02-06 |
US8820179B2 (en) | 2014-09-02 |
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