WO2016125216A1 - 入力装置と、これを用いた電子機器 - Google Patents
入力装置と、これを用いた電子機器 Download PDFInfo
- Publication number
- WO2016125216A1 WO2016125216A1 PCT/JP2015/006021 JP2015006021W WO2016125216A1 WO 2016125216 A1 WO2016125216 A1 WO 2016125216A1 JP 2015006021 W JP2015006021 W JP 2015006021W WO 2016125216 A1 WO2016125216 A1 WO 2016125216A1
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- WIPO (PCT)
- Prior art keywords
- switch electrode
- electrode
- conductor
- input device
- switch
- Prior art date
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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
- G06F3/02—Input arrangements using manually operated switches, e.g. using keyboards or dials
- G06F3/0202—Constructional details or processes of manufacture of the input device
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K35/00—Arrangement of adaptations of instruments
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1626—Constructional details or arrangements for portable computers with a single-body enclosure integrating a flat display, e.g. Personal Digital Assistants [PDAs]
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1633—Constructional details or arrangements of portable computers not specific to the type of enclosures covered by groups G06F1/1615 - G06F1/1626
- G06F1/1662—Details related to the integrated keyboard
- G06F1/1671—Special purpose buttons or auxiliary keyboards, e.g. retractable mini keypads, keypads or buttons that remain accessible at closed laptop
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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
- G06F3/02—Input arrangements using manually operated switches, e.g. using keyboards or dials
-
- 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
- G06F3/039—Accessories therefor, e.g. mouse pads
- G06F3/0393—Accessories for touch pads or touch screens, e.g. mechanical guides added to touch screens for drawing straight lines, hard keys overlaying touch screens or touch pads
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/02—Details
- H01H13/12—Movable parts; Contacts mounted thereon
- H01H13/14—Operating parts, e.g. push-button
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
- H01H13/78—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard characterised by the contacts or the contact sites
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H36/00—Switches actuated by change of magnetic field or of electric field, e.g. by change of relative position of magnet and switch, by shielding
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/18—Distinguishing marks on switches, e.g. for indicating switch location in the dark; Adaptation of switches to receive distinguishing marks
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- 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
- H03K17/975—Switches controlled by moving an element forming part of the switch using a capacitive movable element
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K2217/00—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00
- H03K2217/94—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00 characterised by the way in which the control signal is generated
- H03K2217/96—Touch switches
- H03K2217/96031—Combination of touch switch and LC display
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K2217/00—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00
- H03K2217/94—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00 characterised by the way in which the control signal is generated
- H03K2217/96—Touch switches
- H03K2217/9607—Capacitive touch switches
- H03K2217/960755—Constructional details of capacitive touch and proximity switches
Definitions
- the present invention relates to an input device mounted on various electronic devices and an electronic device using the same.
- a conventional input device includes an operation unit and a sensor electrode.
- the operation unit has a first surface and a second surface, and includes a conductor.
- the second surface is formed opposite to the first surface.
- the conductor is formed on the second surface.
- the operation part is arrange
- the operation part includes a contact surface electrically connected to the conductor. What is necessary is just to arrange
- the human body acts as a ground by bringing a finger into contact with the operation surface. That is, the capacitance value between the sensor electrode and the conductor changes.
- Patent Document 1 is known as prior art document information related to the invention of this application.
- the input device includes a touch panel, a case, and an operation unit.
- the touch panel includes a base, a sensor electrode region, and a switch electrode region.
- the switch electrode region is provided in a region of the substrate excluding the sensor electrode region.
- the switch electrode region includes a switch electrode and a ground electrode.
- the ground electrode is arranged side by side with the switch electrode.
- the case includes an inner surface and an outer surface. The case is coupled to the touch panel so as to cover the switch electrode region.
- the operation unit includes a push button, an elastic body, a conductor, and an opposing surface.
- the push button includes an operation surface and a contact surface. The contact surface is pressed against the inner surface of the case by an elastic body.
- the conductor is formed on the opposing surface. The facing surface is provided opposite to the operation surface in the operation unit. The conductor faces the switch electrode region. Further, the conductor is disposed away from the switch electrode and the ground electrode. And according to the distance between a conductor and a switch electrode, the electrostatic capacitance value between a conductor and a switch electrode and a conductor and a ground electrode changes.
- the conductor is disposed so as to face the switch electrode and the ground electrode, and depending on the distance between the conductor and the switch electrode, between the conductor and the switch electrode and between the conductor and the ground electrode.
- the capacitance value changes. That is, there is no need for the human body to act as a ground. Therefore, for example, the difference between the change in capacitance value when wearing a glove or operating the operation surface with an insulator and the change in capacitance value when operating the operation surface with bare hands. Can be reduced. As a result, even when the operation surface is operated with a glove or an insulator, for example, the operation of the operation surface by the operator can be detected in the same manner as when the operation unit is operated with bare hands.
- FIG. 1A is an exploded perspective view of the input device according to the embodiment of the present invention as viewed from the front.
- FIG. 1B is an exploded perspective view when the input device according to the embodiment of the present invention is viewed from the back.
- FIG. 2 is a cross-sectional view of a main part of the input device in a non-operation state in the embodiment of the present invention.
- FIG. 3 is a cross-sectional view of an essential part of the input device of the electronic device in the embodiment of the present invention.
- FIG. 4 is a front view of the operation unit in a state where a display image is displayed on the operation surface according to the embodiment of the present invention.
- FIG. 5 is a cross-sectional view of the main part of the input device 101 in the operating state according to the embodiment of the present invention.
- FIG. 6 is a conceptual diagram of a switch electrode region of the input device according to the embodiment of the present invention.
- FIG. 7 is a front view of the electronic device according to the embodiment of the present invention.
- FIG. 8 is an exploded perspective view of the electronic device according to the embodiment of the present invention.
- the operation unit of a conventional input device When the operation unit of a conventional input device is operated with a glove or an insulator, for example, the change in the capacitance value between the sensor electrode and the conductor is extremely small. As a result, the conventional input device may not be able to detect the operation of the operation unit in such a case.
- the present invention provides an input device that can detect the operation of the operation unit even when the operation unit is operated with a glove or an insulator.
- FIG. 7 is a front view of the electronic device 102.
- FIG. 8 is an exploded perspective view of the electronic device 102.
- the electronic device 102 includes an input device 101 and a display unit 103.
- the input device 101 includes a touch panel 21.
- the touch panel 21 includes an operation surface 21A and a light receiving surface 21B shown in FIG.
- the touch panel 21 includes a sensor electrode region 21 ⁇ / b> C that functions as a flat surface touch sensor, and a switch electrode region 21 ⁇ / b> D that detects an operation by pushing down a convex push button 24.
- the sensor in the sensor electrode region 21C is preferably an electrostatic type.
- the touch panel 21 detects an operation based on a change in capacitance caused by an operation on the operation surface 21A.
- the touch panel 21 is not limited to the electrostatic type, and may be another type such as a resistance film type.
- the display part 103 is arrange
- the display unit 103 may be a liquid crystal display, for example.
- the display unit 103 is not limited to a liquid crystal display, and may be, for example, organic electroluminescence, a light emitting diode, a plasma display, or the like.
- the touch panel 21 includes a switch electrode region 21D located in the lower part of the center thereof, and a sensor electrode region 21C located in the periphery thereof.
- the switch electrode region 21D is provided in a region excluding the sensor electrode region 21C.
- the sensor electrode region 21C has optical transparency.
- the display unit 103 is disposed on the rear side of the light receiving surface 21B of the sensor electrode region 21C and the switch electrode region 21D. That is, the display unit 103 is formed to extend so as to face the light receiving surface 21B shown in FIG. 3 in the range from the sensor electrode region 21C to the switch electrode region 21D.
- the sensor electrode region 21 ⁇ / b> C can detect an operation based on a change in capacitance caused by an operation on the operation surface 21 ⁇ / b> A.
- the display by the display unit 103 is transmitted through the touch panel 21. Therefore, the operator can visually recognize the display on the display unit 103. Then, according to the display on the display unit 103, the operator can input information, instructions, and the like to the electronic device 102 by operating the operation surface 21A in the sensor electrode region 21C with a finger or the like.
- FIGS. 7 and 8 three convex switch portions are arranged side by side. 7 and 8, these three switch parts include one case 22 provided with three openings, a convex push button 24 inserted into each of these openings, and each push button 24. And an elastic body 25 provided with three openings. Also, as shown in FIG. 8, a combination of three push buttons 24 and an elastic body 25 is used as an operation unit 23.
- FIG. 1A is an exploded perspective view of the input device 101 when there is one switch unit as viewed from the front.
- FIG. 1B is an exploded perspective view of the input device 101 of FIG. 1A viewed from the back.
- FIG. 1A is an exploded perspective view of the input device 101 when there is one switch unit as viewed from the front.
- FIG. 1B is an exploded perspective view of the input device 101 of FIG. 1A viewed from the back.
- FIG. 1A is an exploded perspective view of the input device 101 of FIG. 1A viewed from the back.
- the input device 101 includes a case 22 and an operation unit 23.
- the touch panel 21 includes a base 31 and a switch electrode region 21D. In FIG. 1A, the entire base 31 is not shown, and a sensor electrode region 21 ⁇ / b> C is disposed around a switch electrode region 21 ⁇ / b> D indicated by a dotted line, and the sensor electrode region 21 ⁇ / b> C includes the sensor electrode 32.
- the switch electrode region 21D is provided in a region of the base 31 excluding the sensor electrode region 21C.
- the switch electrode region 21 ⁇ / b> D includes a switch electrode 33 and a ground electrode 34.
- the sensor electrode 32, the switch electrode 33, and the ground electrode 34 are provided on the base 31.
- the ground electrode 34 is disposed side by side with the switch electrode 33.
- the case 22 includes an inner surface 22A and an outer surface 22B.
- the outer surface 22B is provided opposite to the inner surface 22A.
- the case 22 is coupled to the touch panel 21 so as to cover the switch electrode region 21D.
- the operation unit 23 includes a push button 24, an elastic body 25, a conductor 26, and a facing surface 23A.
- the push button 24 includes an operation surface 24A and a contact surface 24B.
- the push button 24 has a convex columnar portion and a flange portion provided below the columnar portion, the operation surface 24A is formed on the upper surface of the columnar portion, and the contact surface 24B is formed on the upper surface of the flange portion. Yes.
- the operation surface 24 ⁇ / b> A is exposed from the case 22.
- the contact surface 24B is pressed against the inner surface 22A.
- the conductor 26 is formed on the facing surface 23A.
- the facing surface 23A is provided on the operation portion 23 opposite to the operation surface 24A.
- the conductor 26 is disposed to face the switch electrode region 21D.
- the conductor 26 is arranged away from the switch electrode 33 and the ground electrode 34.
- the conductor 26 moves as the operator pushes down the operation surface 24A, and the capacitance value between the switch electrode 33 and the ground electrode 34 is between the conductor 26 and the switch electrode 33. Varies according to the distance.
- the conductor 26 is arranged to face the switch electrode 33 and the ground electrode 34, and the capacitance values between the conductor 26 and the switch electrode 33 and between the conductor and the ground electrode 34 are the conductor 26 and the switch electrode. It changes according to the distance between 33. That is, there is no need for a human body part such as an operator's finger (not shown) to act as a ground. Therefore, for example, between the change of the capacitance value when the operation surface 24A is operated with a glove or an insulator, and the change of the capacitance value when the operation surface 24A is operated with a bare hand. The difference can be reduced. As a result, for example, even when the operation surface 24A is operated with gloves or when the operation surface 24A is operated with an insulator, the operation of the operation unit 23 by the operator can be detected as in the case where the operation unit is operated with bare hands.
- the base 31 is a film formed of a light transmissive material.
- the base 31 is preferably transparent.
- the substrate 31 can be formed of a light-transmitting thermoplastic resin such as polyethylene terephthalate.
- the sensor electrode 32 is formed on one surface of the base 31.
- the switch electrode 33 and the ground electrode 34 are formed on the same surface as the sensor electrode 32 in the base 31.
- the sensor electrode 32 is light transmissive. With this configuration, the operator can recognize the display on the display unit 103 illustrated in FIG. 8 via the touch panel 21.
- the input device 101 can output a signal corresponding to a change in capacitance value between the switch electrode 33 and the ground electrode 34.
- the output of the input device 101 is supplied to a control unit (not shown).
- the control unit can detect an operation on the operation surface 24A.
- the control unit causes the display unit 103 shown in FIG. 8 to display a display image.
- the touch panel 21 preferably includes an insulating layer 35.
- the entire insulating layer 35 is not shown, and the insulating layer 35 is formed on the upper surface so that the outer peripheral portion of the substantially rectangular elastic body 25 in a plan view can be fitted and positioned. Has a recess.
- the insulating layer 35 covers the sensor electrode 32, the switch electrode 33, and the ground electrode 34.
- the insulating layer 35 is provided between the switch electrode 33 or the ground electrode 34 and the conductor 26.
- the sensor electrode 32, the switch electrode 33, and the ground electrode 34 may be sandwiched between the base 31 and the insulating layer 35.
- the insulating layer 35 may also serve as the base 31.
- the insulating layer 35 is disposed with the surface opposite to the surface on which the switch electrode 33 and the ground electrode 34 are formed facing the conductor 26.
- a structure such as embedding in the insulating layer 35 can be adopted for each electrode.
- the insulating layer 35 may also serve as a cover lens provided on the operation surface of the touch panel 21.
- the display unit 103 is preferably formed to extend to the region of the switch electrode region 21D. With this configuration, the display unit 103 can project light onto the operation unit 23.
- the switch electrode 33 and the ground electrode 34 are formed on the same surface as the sensor electrode 32 in the base 31. Note that both the switch electrode 33 and the ground electrode 34 preferably have optical transparency.
- the display unit 103 illustrated in FIG. 8 can irradiate the operation unit 23 with light and display a display image. Therefore, the operation surface 24A can be illuminated, and an image can be displayed on the operation surface 24A.
- the sensor electrode 32, the switch electrode 33, and the ground electrode 34 are preferably formed of a transparent material having conductivity.
- the sensor electrode 32, the switch electrode 33, and the ground electrode 34 can be formed of, for example, an ITO (indium tin oxide) film.
- the sensor electrode 32, the switch electrode 33, and the ground electrode 34 are not limited to the structure formed of a transparent material, and may be formed of a conductor having a narrow width that cannot be visually recognized.
- the sensor electrode 32 is not limited to the configuration formed on one surface of the base 31 and may be formed on both surfaces.
- FIG. 3 is a cross-sectional view of the main part of the electronic device 102.
- FIG. 4 is a front view of the operation unit 23 in a state where the display image 104 is displayed on the operation surface 24A.
- the push button 24 is preferably light transmissive.
- the push button 24 includes a light receiving unit 24C.
- the light receiving portion 24C is formed on the push button 24 opposite to the operation surface 24A.
- the light receiving unit 24C is disposed to face the operation surface 21A in the switch electrode region 21D.
- the push button 24 guides the light emitted from the display unit 103 and the display image 104 to the operation surface 24A.
- the push button 24 is more preferably transparent. With this configuration, the display unit 103 can display the emitted display image 104 more clearly on the operation surface 24A. In addition, the operation surface 24A can be brightened.
- the elastic body 25 is provided between the push button 24 and the operation surface 21A.
- the elastic body 25 includes a first contact portion 25A, a connecting portion 25B, and a second contact portion 25C.
- the first contact portion 25A is pressed against the push button 24.
- the second contact portion 25C is pressed against the operation surface 21A.
- the connecting portion 25B connects the first contact portion 25A and the second contact portion 25C.
- the connecting portion 25B connects the outer peripheral end portion of the first contact portion 25A and the inner peripheral end portion of the second contact portion 25C.
- FIG. 5 is a cross-sectional view of the main part of the input device 101 in the operating state. That is, a state where the push button 24 is pushed down by the operator 105 is shown in FIG. As shown in FIG. 5, the connecting portion 25 ⁇ / b> B is deformed by the push-down operation of the push button 24. With this configuration, the push button 24 is lowered.
- FIG. 6 is a conceptual diagram of the switch electrode region 21D of the input device 101.
- the first contact portion 25A and the connecting portion 25B are preferably annular. That is, the through hole 25D is provided in the center of the first contact portion 25A.
- the light receiving portion 24 ⁇ / b> C is preferably disposed inside the annular first contact portion 25 ⁇ / b> A.
- the conductor 26 can be prevented from being inclined with respect to the switch electrode 33 and the ground electrode 34. Therefore, variations in distance between the conductor 26 and the switch electrode 33 or the ground electrode 34 can be reduced. As a result, it is possible to reduce variations in capacitance between the conductor 26 and the switch electrode 33 and between the conductor 26 and the ground electrode 34 when the push button 24 is pressed down.
- the first contact portion 25A is preferably interposed between the operation surface 21A of the touch panel 21 and the push button 24.
- the elastic body 25 is made of a soft material such as rubber.
- the elastic body 25 can be formed of, for example, silicon rubber.
- the operation surface 21A and the push button 24 of the touch panel 21 are generally formed of a hard material. Therefore, direct contact between the hard operation surface 21A and the push button 24 can be suppressed. As a result, it is possible to suppress the generation of abnormal noise due to the contact between the operation surface 21A and the push button 24.
- the facing surface 23A is preferably formed on the first contact portion 25A. That is, the conductor 26 is disposed so as to face the operation surface 21A in the first contact portion 25A.
- the facing surface 23A is not limited to the configuration formed on the first contact portion 25A, and may be formed on the push button 24.
- the shape of the conductor 26 is also annular.
- the conductor 26 is preferably disposed so as to straddle the switch electrode 33 and the ground electrode 34. With this configuration, the change in the capacitance value between the conductor 26 and the switch electrode 33 and between the conductor 26 and the ground electrode 34 can be increased.
- the ground electrode 34 is preferably composed of a first ground conductor 34A and a second ground conductor 34B. In this case, the switch electrode 33 is disposed between the first ground conductor 34A and the second ground conductor 34B. With this configuration, the change in the capacitance value between the switch electrode 33 and the ground electrode 34 increases.
- the elastic body 25 is preferably formed of an opaque material.
- the conductor 26 can also be formed of an opaque material.
- the conductor 26 can be formed of carbon, for example. This can be formed by applying carbon ink to the facing surface 23A.
- the first contact portion 25 ⁇ / b> A may also serve as the conductor 26.
- the first contact portion 25A is formed of conductive rubber.
- the elastic body 25 is not limited to a configuration formed of an opaque material, and may be formed of a transparent material or a light transmissive material. Further, by forming the elastic body 25 from an opaque material, as shown in FIG.
- the light receiving portion 24 ⁇ / b> C is preferably disposed inside the conductor 26.
- the display image 104 is preferably smaller than the region surrounded by the light receiving portion 24 ⁇ / b> C and the conductor 26. With this configuration, the display image 104 can be clearly displayed on the operation surface 24A.
- the input device according to the present invention and an electronic device using the input device have an effect that they can be operated by a finger other than a finger, and are useful when used for an electronic device or the like that is operated by a nonconductive substance other than a glove or a finger .
Abstract
Description
本実施の形態の入力装置101の説明に先立ち、電子機器102の概要について図面を参照しながら説明する。図7は、電子機器102の正面図である。図8は、電子機器102の分解斜視図である。電子機器102は、入力装置101と、表示部103とを含んでいる。入力装置101は、タッチパネル21を含んでいる。タッチパネル21は、操作面21Aと、後述する図3に示す受光面21Bを含んでいる。タッチパネル21は、フラット面のタッチセンサとして機能するセンサ電極領域21Cと、凸状の押しボタン24の押し下し動作により操作を検出するスイッチ電極領域21Dとを、備えている。この内、センサ電極領域21Cのセンサとしては、静電式であることが好ましい。この場合、タッチパネル21は、操作面21Aの操作による静電容量の変化によって、操作を検出している。なお、タッチパネル21は静電式に限られず、抵抗膜型などの他の方式であっても構わない。そして、表示部103は、図3に示す受光面21Bと対向して配置されている。表示部103は、たとえば液晶表示器などであっても構わない。なお、表示部103は、液晶表示器に限られず、たとえば有機エレクトロルミネッセンス、あるいは発光ダイオード、プラズマディスプレィなどであっても構わない。
21A (第2の)操作面
21B 受光面
21C センサ電極領域
21D スイッチ電極領域
22 ケース
22A 内面
22B 外面
23 操作部
23A 対向面
24 押しボタン
24A (第1の)操作面
24B 接触面
24C 受光部
25 弾性体
25A 第1接触部
25B 連結部
25C 第2接触部
25D 貫通孔
26 導体
31 基体
32 センサ電極
33 スイッチ電極
34 グランド電極
34A 第1グランド導体
34B 第2グランド導体
35 絶縁層
101 入力装置
102 電子機器
103 表示部
104 表示画像
105 操作者
Claims (11)
- 基体と、スイッチ電極と前記スイッチ電極に並んで配置されたグランド電極とを含み、前記基体において設けられたスイッチ電極領域と、を含むタッチパネルと、
前記タッチパネルと対向した内面と、内面の反対の外面とを有し、前記スイッチ電極領域を覆うように、前記タッチパネルに結合されたケースと、
前記ケースから露出して形成された第1の操作面、および前記内面に押し付けられた接触面とを含む押しボタンと、前記接触面を前記内面へ押し付ける弾性体と、前記スイッチ電極領域と対向し、かつ前記スイッチ電極ならびに前記グランド電極から離れて配置され、前記押しボタンの押し下し動作に伴い、前記スイッチ電極との間の距離に応じて前記スイッチ電極ならびに前記グランド電極との間の静電容量値が変化するように設けられた導体と、前記導体が形成され、かつ前記第1の操作面の反対に設けられた対向面を含む操作部と、を備えた、
入力装置。 - 前記タッチパネルは、前記基体において、前記スイッチ電極領域を除いた領域に設けられたセンサ電極領域を含む、請求項1に記載の入力装置。
- 前記タッチパネルは、前記スイッチ電極と前記導体との間に形成された絶縁層を、さらに有した、請求項1に記載の入力装置。
- 前記基体は、絶縁層を兼ねる、請求項3に記載の入力装置。
- 前記基体は光透過性の材料によって形成され、
前記センサ電極と、前記スイッチ電極と、前記グランド電極とは、光透過性を有した、請求項1に記載の入力装置。 - 前記押しボタンは、光透過性を有する、請求項5に記載の入力装置。
- 前記導体は、環状である、請求項6に記載の入力装置。
- 前記押しボタンは、前記導体の内側に、前記操作面に投影すべき画像を入射する受光部を有した、請求項7に記載の入力装置。
- 前記導体は、カーボンインクまたは導電ゴムによって形成された、請求項8に記載の入力装置。
- 前記センサ電極領域に設けられた第2の操作面と、前記第2の操作面の反対の受光面とをさらに含み、光透過性を有した前記スイッチ電極と前記グランド電極を含む前記タッチパネルと、光透過性を有した前記押しボタンと、が光透過性を有する、請求項2に記載の入力装置と、
前記受光面と対向して配置され、かつ前記センサ電極領域から前記スイッチ電極領域にまで延びて形成され、前記押しボタンに対して光を投光する表示部と、を備えた電子機器。 - 前記押しボタンは、前記第1の操作面の反対側に位置する受光部をさらに有し、
前記表示部は、前記第1の操作面に投影すべき画像を表示する、
請求項10に記載の電子機器。
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