WO2014046279A1 - 振動装置、および電子機器 - Google Patents
振動装置、および電子機器 Download PDFInfo
- Publication number
- WO2014046279A1 WO2014046279A1 PCT/JP2013/075678 JP2013075678W WO2014046279A1 WO 2014046279 A1 WO2014046279 A1 WO 2014046279A1 JP 2013075678 W JP2013075678 W JP 2013075678W WO 2014046279 A1 WO2014046279 A1 WO 2014046279A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- vibration device
- operation plate
- adhesive
- touch panel
- base
- 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.)
- Ceased
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Classifications
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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
- G06F3/016—Input arrangements with force or tactile feedback as computer generated output to the user
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; 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 OR CALCULATING; 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
- G06F1/1637—Details related to the display arrangement, including those related to the mounting of the display in the housing
- G06F1/1643—Details related to the display arrangement, including those related to the mounting of the display in the housing the display being associated to a digitizer, e.g. laptops that can be used as penpads
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; 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
- G06F1/1656—Details related to functional adaptations of the enclosure, e.g. to provide protection against EMI, shock, water, or to host detachable peripherals like a mouse or removable expansions units like PCMCIA cards, or to provide access to internal components for maintenance or to removable storage supports like CDs or DVDs, or to mechanically mount accessories
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; 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
- G06F1/1684—Constructional details or arrangements related to integrated I/O peripherals not covered by groups G06F1/1635 - G06F1/1675
-
- 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
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
- G06F3/0443—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means using a single layer of sensing electrodes
-
- 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
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
- G06F3/0446—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means using a grid-like structure of electrodes in at least two directions, e.g. using row and column electrodes
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
- G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
- G06F2203/04105—Pressure sensors for measuring the pressure or force exerted on the touch surface without providing the touch position
Definitions
- the present invention relates to a vibration device and an electronic device.
- a vibration device to which the tactile transmission technology is applied includes an operation plate such as a touch panel and a vibrating body that vibrates the operation plate.
- a vibration sensation can be transmitted to the user who has operated the operation plate. Since such a vibration device is provided in a mobile terminal such as a smartphone or a mobile phone, for example, it is required to have a certain degree of dustproofness and waterproofness.
- the present invention has been made in view of the above-described problems, and the object thereof is vibration that can reduce the possibility that the vibration of the operation plate is hindered while ensuring a certain degree of dust resistance and waterproofness.
- the present invention relates to an apparatus and an electronic device.
- One aspect of the vibration device of the present invention is such that the operation plate, the vibration body provided on the operation plate, and the operation plate are separated from at least a part of the operation plate in plan view.
- the frame provided on the operation plate and the frame so as to overlap a space between the part of the operation plate and the frame in plan view,
- a first connection member that connects the operation plate and the frame, and a portion of the first connection member that is located on the operation plate is a first portion, and a portion that is located on the frame is first
- the second part, a part overlapping the space in plan view, is the third part, the thickness of the third part is smaller than the thickness of the first part and the thickness of the second part.
- One aspect of the electronic apparatus of the present invention includes the above-described vibration device.
- the vibration device and the electronic apparatus of the present invention have an effect that the possibility that the vibration of the operation plate is hindered can be reduced while securing a certain degree of dustproofness and waterproofness.
- FIG. 2 is a cross-sectional view taken along a cutting line II shown in FIG.
- FIG. 2 is a cross-sectional view taken along a cutting line II-II shown in FIG.
- FIG. 3 is a cross-sectional view taken along a cutting line III-III shown in FIG. It is the figure which expanded the part of A1 shown in FIG. It is sectional drawing which shows the other example of said vibration apparatus, Comprising: It is a figure which shows the same part as FIG.
- FIG. 6 is a cross-sectional view showing still another example of the above-described vibration device, and shows the same part as FIG. 5.
- FIG. 5 is a cross-sectional view taken along a cutting line II shown in FIG.
- FIG. 2 is a cross-sectional view taken along a cutting line II-II shown in FIG.
- FIG. 3 is a cross-sectional view taken along a cutting line III-III shown in FIG. It is the figure which expanded the part of A1 shown in FIG. It is sectional drawing
- FIG. 6 is a cross-sectional view showing still another example of the above-described vibration device, and shows the same part as FIG. 5.
- FIG. 6 is a cross-sectional view showing still another example of the above-described vibration device, and shows the same part as FIG. 5.
- It is a flowchart which shows the operation example of said vibration apparatus.
- It is a perspective view which shows schematic structure of the portable terminal which concerns on this embodiment.
- 10 is a plan view illustrating a schematic configuration of a vibration device according to Modification 1.
- FIG. FIG. 14 is a cross-sectional view taken along a cutting line IV-IV shown in FIG. 10 is a plan view illustrating a schematic configuration of a vibration device according to Modification 2.
- FIG. FIG. 15 is a cross-sectional view taken along the cutting line VV shown in FIG.
- FIG. 15 is a cross-sectional view taken along a cutting line VI-VI shown in FIG. It is the figure which expanded the part of B1 shown in FIG.
- each drawing referred to below is a simplified illustration of the main members necessary for explaining the present invention, out of the constituent members of one embodiment of the present invention, for convenience of explanation. Therefore, the vibration device and the electronic device according to the present invention can include arbitrary constituent members that are not shown in the drawings referred to in this specification.
- the vibration device X1 includes a liquid crystal panel 2, a touch panel 3, a protective member 4, a vibrating body 5, a base body 6, a frame body 7, a support member 8, and a first connection.
- a member 9 is provided.
- the protective member 4 is omitted for simplification of illustration. The same applies to FIGS. 12, 14, and 18 referred to later.
- the liquid crystal panel 2 includes a first substrate, a second substrate disposed opposite the first substrate, a liquid crystal layer interposed between the first substrate and the second substrate, and a display disposed between the first substrate and the second substrate. And a backlight for irradiating light to one substrate and the other substrate.
- a backlight for irradiating light to one substrate and the other substrate.
- the display member layer include a pixel electrode, an alignment film, and a color filter.
- the driving method of the liquid crystal panel 2 may be a simple matrix driving method or an active matrix driving method.
- a display panel such as a plasma panel, an organic EL panel, or electronic paper may be used instead of the liquid crystal panel 2.
- a backlight is not necessary.
- the touch panel (operation panel) 3 is an input device that detects a position operated by a user with a finger or a pen as an input position.
- the touch panel 3 has an upper surface 3a, a lower surface 3b located on the opposite side of the upper surface 3a, and four end surfaces 3c adjacent to the upper surface 3a and the lower surface 3b.
- the upper surface 3 a of the touch panel 3 is a surface operated by the user with a finger or a pen via the protective member 4.
- the touch panel 3 is disposed to face the liquid crystal panel 2 via the first space S1.
- the first space S ⁇ b> 1 is a space formed by the touch panel 3, the base body 6, the frame body 7, and the first connection member 9.
- the touch panel 3 has a rectangular shape in plan view, but is not limited thereto, and the shape thereof is arbitrary.
- the touch panel 3 is a capacitive touch panel from the viewpoint of improving detection sensitivity.
- a cover glass integrated type is preferable from the viewpoint of thinning.
- the touch panel 3 instead of a capacitive touch panel, for example, a resistive touch panel, a surface acoustic wave touch panel, an infrared touch panel, or an electromagnetic induction touch panel may be used.
- the liquid crystal panel 2 and the touch panel 3 are separate bodies, but are not limited thereto.
- the liquid crystal panel 2 and the touch panel 3 may be bonded to each other.
- a display panel having an input function may be adopted as the touch panel 3.
- Examples of the display panel having an input function include an in-cell touch panel or an on-cell touch panel.
- the protective member 4 has a role of protecting the upper surface 3a of the touch panel 3 from being damaged by the contact of the user's finger. For this reason, the protection member 4 is provided on the upper surface 3a of the touch panel 3 through an unillustrated adhesive means. Specifically, the protection member 4 is provided in an area other than the area where the first connection member 9 is provided on the upper surface 3 a of the touch panel 3. Examples of the constituent material of the protection member 4 include glass or plastic.
- Protective member 4 preferably has a scattering prevention function. If the protection member 4 has a scattering prevention function, for example, even if the vibration device X1 falls, the possibility that the touch panel 3 is damaged can be reduced. Moreover, even if the touch panel 3 is damaged, the possibility that the glass is scattered around can be reduced.
- the protective member 4 is comprised by providing a high-hardness hard-coat layer and an adhesion layer in a polyethylene terephthalate film, for example.
- the protective member 4 may not be provided on the upper surface 3a of the touch panel 3.
- the vibrating body 5 has a role of bending and vibrating the touch panel 3 when a predetermined input operation by the user is detected. Specifically, the vibrating body 5 causes the touch panel 3 to bend and vibrate in the thickness direction of the touch panel 3 (hereinafter, this direction is referred to as “vertical direction”) by repeating expansion and contraction motion in the short side direction of the touch panel 3. . In addition, although mentioned later for details, the vibrating body 5 also has a role which detects the press load to the touch panel 3. FIG.
- the vibrating body 5 is provided on the lower surface 3 b of the touch panel 3.
- two vibrating bodies 5 are provided in the vicinity of both short sides of the touch panel 3 along each short side.
- the arrangement position, the number, and the like of the vibrating body 5 are not particularly limited.
- two vibrating bodies 5 may be provided in the vicinity of both long sides of the touch panel 3 along the long sides.
- four vibrating bodies 5 may be provided in the vicinity of both the long side and the short side of the touch panel 3 along the long side and the short side.
- the vibrating body 5 is a piezoelectric element that performs expansion and contraction based on an applied voltage, but is not limited thereto.
- an electromagnetic vibrating body, a motor, or the like may be used instead of the piezoelectric element.
- any of a monomorph, a unimorph, and a bimorph may be sufficient.
- the vibrator 5 may not be provided directly on the lower surface 3b of the touch panel 3. That is, the vibrating body 5 is accommodated in, for example, a metal casing, and may be provided on the lower surface 3b of the touch panel 3 via the metal casing.
- the base body 6 and the frame body 7 have a role of accommodating the liquid crystal panel 2.
- the base 6 has a main surface 6a.
- the frame body 7 is provided on the main surface 6 a of the base 6 so as to surround the liquid crystal panel 2 and the touch panel 3.
- the frame body 7 is separated from all the end surfaces 3 c of the touch panel 3.
- the frame body 7 has an upper surface 7a and side surfaces 7b.
- a space between the end surface 3c of the touch panel 3 and the frame body 7 in the first space S1 is referred to as a second space S2.
- Examples of the constituent material of the base body 6 and the frame body 7 include resins such as polycarbonate and metals such as stainless steel, aluminum, and magnesium alloys.
- the base body 6 and the frame body 7 may be integrally formed, or may be formed separately and independently.
- the frame body 7 is described as being separated from all the end surfaces 3c of the touch panel 3, but the present invention is not limited thereto.
- the frame 7 only needs to be separated from at least a part of the touch panel 3. That is, the frame body 7 may have a portion in contact with the end surface 3 c of the touch panel 3.
- the support member 8 has a role of supporting the touch panel 3 so as to vibrate.
- the support member 8 supports the lower surface 3 b of the touch panel 3.
- the support member 8 is located between the lower surface 3 b of the touch panel 3 and the main surface 6 a of the base 6.
- the support member 8 is connected to the lower surface 3b of the touch panel 3 and the main surface 6a of the base 6 via an unillustrated bonding means.
- a plurality of support members 8 are provided so as to be separated from each other in plan view.
- the support member 8 is located at four corners of the touch panel 3.
- the shape of the support member 8 is, for example, a columnar shape, but may be a prismatic shape or the like.
- the support member 8 has elasticity so as not to suppress vibration of the touch panel 3.
- examples of the constituent material of the support member 8 include silicone rubber, urethane rubber, urethane foam, and other rubbers.
- the support member 8 is positioned at the four corners of the touch panel 3 has been described, but the present invention is not limited thereto.
- the support member 8 may be positioned between the corners on the long side of the touch panel 3 in addition to the four corners of the touch panel 3.
- the support member 8 is provided on the liquid crystal panel 2, for example, and the support member 8 provided on the liquid crystal panel 2 may support the touch panel 3.
- the support member 8 may be formed integrally with the base body 6 or the frame body 7, for example.
- the first connecting member 9 has a role of connecting the touch panel 3 and the frame body 7.
- the first connection member 9 is provided on the upper surface 3a of the touch panel 3 and the upper surface 7a of the frame body 7 so as to overlap the second space S2 in plan view.
- the first connection member 9 is provided so as to cover the second space S2. Since the 1st connection member 9 is provided so that 2nd space S2 may be covered, possibility that dust or water will permeate into 1st space S1 can be reduced. For this reason, the vibration device X1 has a certain degree of dustproofness and waterproofness.
- “having a certain degree of dustproofing and waterproofing” does not have to be completely dustproofing and waterproofing, but temporarily means that dust or water enters the first space S1. If it can be achieved, it means “having a certain degree of dustproofness and waterproofness” in the present specification.
- FIG. 5 is an enlarged view of the portion A1 shown in FIG.
- the first connection member 9 includes a first base (base) 91, an intermediate base 92, a first adhesive 93, and a second adhesive 94.
- the first connection member 9 is disposed away from the end surface 4 a of the protection member 4.
- the first base 91 has a role of supporting the intermediate base material 92, the first adhesive material 93, and the second adhesive material 94.
- the first base 91 has elasticity.
- the first base 91 is made of, for example, a rubber-based or foamed resin-based elastic material.
- rubber-based elastic materials include polybutadiene, nitrile, chloroprene, and cis-polyisoprene.
- the foamed resin-based elastic material include polyurethane, polystyrene, polyolefin, and polypropylene.
- the thickness of the first base 91 is set to 0.03 to 0.1 mm.
- the intermediate base material 92 has a role of supporting the first adhesive material 93 and the second adhesive material 94.
- the same material as that of the first base 91 may be used.
- the first adhesive 93 has a role of connecting the first base 91 and the intermediate base 92.
- the second adhesive 94 has a role of connecting the intermediate base material 92 and the upper surface 3 a of the touch panel 3 and a role of connecting the intermediate base material 92 and the upper surface 7 a of the frame body 7. That is, the intermediate base 92 has one surface connected to the first base 91 via the first adhesive 93 and the other surface connected to the upper surface 3a of the touch panel 3 and the frame via the second adhesive 94. 7 is connected to the upper surface 7a.
- Examples of the constituent material of the first adhesive 93 and the second adhesive 94 include acrylic resin, urethane resin, epoxy resin, silicone resin, phenol resin, and polyamide resin.
- the first connection member 9 can be easily attached to the upper surface 3a of the touch panel 3 and the upper surface 7a of the frame body 7. That is, workability when manufacturing the vibration device X1 is improved.
- the first connecting member 9 may not include the intermediate base material 92. In this case, the first adhesive 93 and the second adhesive 94 function as one adhesive.
- the connecting member 9 has a first part 9a, a second part 9b, and a third part 9c.
- the first part 9 a is a part located on the touch panel 3.
- part 9a points out the connection member 9 located in the area
- the second part 9 b is a part located on the frame body 7.
- part 9b points out the connection member 9 located in the area
- the third portion 9c is a portion overlapping the second space S2 in plan view.
- part 9c points out the connection member 9 located in the area
- the thickness of the third part 9c is smaller than the thickness of the first part 9a and the second part 9b. For this reason, possibility that the 1st site
- part 9c points out the minimum thickness of the 3rd site
- the first base 91 of the third portion 9c includes a non-existing region N1 in which the intermediate base material 92, the first adhesive material 93, and the second adhesive material 94 are not disposed.
- the non-existing region N1 is a region where the intermediate base material 92, the first adhesive material 93, and the second adhesive material 94 are cut out on the first base 91 of the third portion 9c.
- the vibration device X1 since the first adhesive 93 and the second adhesive 94 are not present in the non-existing region N1, the possibility that the touch panel 3 is strongly restrained by the frame 7 by the second adhesive 94 is reduced. be able to.
- the first base 91 does not exist in the non-existing region N1
- the possibility that the vibration of the touch panel 3 is transmitted to the frame body 7 through the first base 91 can be reduced. For this reason, possibility that the vibration of the touch panel 3 will be inhibited can be reduced more.
- all of the intermediate base material 92, the first adhesive material 93, and the second adhesive material 94 are not present on the first base 91 of the third portion 9c.
- the intermediate substrate 92, the first adhesive 93, or the second adhesive 94 may be partially absent.
- the non-existing region N1 is located over a part of the first part 9a, a part of the third part 9c, and a part of the second part 9b. Specifically, it is preferable that the non-existing region N1 included on the base 91 of the third part 9c extends on the base 91 of the first part 9a and on the base 91 of the second part 9b. . According to such a structure, possibility that the vibration of the touch panel 3 will be inhibited can be reduced more.
- the third portion 9c is positioned so as to surround the touch panel 3 in plan view. Specifically, the third portion 9c overlaps the second region S2 that surrounds the touch panel 3 over the entire periphery in plan view. For this reason, it is possible to further reduce the possibility of dust or dirt entering the inside of the vibration device X1 through the second region S2.
- the plurality of support members 8 are preferably separated from each other in plan view. According to such a configuration, the lower surface 3b of the touch panel 3 can be supported by a plurality of support points. For this reason, even when the third part 9c is positioned so as to surround the touch panel 3 in plan view and the touch panel 3 is strongly restrained by the frame body 7, the touch panel 3 is curved from a plurality of support points. It becomes easy to vibrate.
- the first base portion 91 preferably has elasticity.
- the first base 91 can more easily follow the vibration of the touch panel 3.
- the intermediate substrate 92 also has elasticity.
- the first base 91 is preferably set to a thickness of 0.03 to 0.1 mm.
- the first base 91 can easily follow the vibration of the touch panel 3.
- the first connecting member 9 does not have to be laminated with the first base 91, the intermediate base material 92, the first adhesive 93, and the second adhesive 94, and is formed of, for example, an integral resin material. Also good. In such a case, if at least a part of the third part 9c is recessed in the vertical direction, the thickness of the third part 9c is smaller than the thickness of the first part 9a and the thickness of the second part 9b.
- the thickness L1 of the first portion 9a is substantially the same as or smaller than the thickness L2 of the protective member 4.
- the thickness L1 of the first portion 9a is configured to be smaller than the thickness L2 of the protective member 4. If comprised in this way, the user who is touching the protection member 4 in order to operate the touch panel 3 can reduce possibility that the 1st site
- the first portion 9 a is preferably in contact with the end surface 4 a of the protection member 4.
- part 9a is in contact with the end surface 4a of the protection member 4
- the vibration device X ⁇ b> 1 preferably further includes a second connection member 10 provided on the upper surface 3 a of the touch panel 3 so as to cover a part of the first connection member 9.
- the second connection member 10 is provided from the first base 91 of the first part 9 a to the upper surface 4 b of the protection member 4.
- the second connection member 10 has a second base 101 and an adhesive material 102.
- the second base 101 has a role of supporting the adhesive material 102.
- the constituent material of the second base 101 is the same as that of the first base 91.
- the adhesive material 102 has a role of connecting the second base portion 101 and the first base portion 91 and a role of connecting the second base portion 101 and the upper surface 4 b of the protection member 4.
- Examples of the constituent material of the adhesive material 102 include the same materials as the first adhesive material 93 and the second adhesive material 94. Since the 2nd connection member 10 is provided on the upper surface 3a of the touch panel 3 so that a part of 1st connection member 9 may be covered, the 1st connection member 9 may peel from the upper surface 3a of the touch panel 3. Can be reduced.
- the second connection member 10 may be provided on the upper surface 7 a of the frame body 7 so as to cover a part of the first connection member 9. Further, the second connection member 10 may be provided on the upper surface 3 a of the touch panel 3 and the upper surface 7 a of the frame body 7 so as to cover the entire first connection member 9.
- the second connecting member 10 includes the second base 101 and the adhesive material 102 has been described.
- the present invention is not limited thereto.
- the second connection member 10 itself may be made of a resin material.
- the first connecting member 9 preferably has a colored layer 95.
- the colored layer 95 is provided on the first base 91. According to such a configuration, the design of the vibration device X1 can be improved. Moreover, since the colored layer 95 is provided on the first base 91, the possibility that the user can visually recognize the inside of the vibration device X1 through the second space S2 can be reduced.
- the colored layer 95 may be integrated with the first base 91. Specifically, a colored layer may be formed by imparting a color to the first base 91.
- part 9c has the bending part 9c1.
- the first base portion 91 of the third portion 9c has a bent portion 9c1 that bends toward the base 6 side. That is, the bending portion 9c1 functions as so-called play. Since the 3rd site
- the vibration device X1 when transmitting a pressing feeling to the user in the tactile transmission will be described.
- the vibration device X1 has a feeling other than the pressing feeling, such as a feeling of tracing, a feeling of touch, etc.
- the present invention can also be applied to transmitting various tactile sensations.
- the vibrating body 5 detects the pressing load on the touch panel 3 (Op1).
- the load detection function of the vibrating body 5 will be described. That is, when the user presses the upper surface 3a of the touch panel 3 through the protective member 4, the touch panel 3 is bent downward. When the touch panel 3 is bent downward, the vibrating body 5 is also bent downward. That is, the amount of bending of the vibrating body 5 changes according to the pressing load on the touch panel 3. As a result, the pressing load on the touch panel 3 can be detected by the vibrating body 5.
- the tactile transmission driver determines whether or not the pressing load detected in Op1 is equal to or greater than the threshold when the input operation by the user is a pressing operation on the input object displayed on the display screen. (Op2).
- the tactile transmission driver determines that the pressing load detected in Op1 is equal to or greater than the threshold (YES in Op2)
- the tactile transmission driver causes the vibrating body 5 to expand and contract in the short side direction of the touch panel 3 (Op3).
- the touch panel 3 is curved and vibrated in the vertical direction by the vibrating body 5 expanded and contracted at Op3 (Op4).
- the first connecting member 9 follows the bending vibration of the touch panel 3.
- the tactile sensation transmission driver determines that the pressing load detected at Op1 is less than the threshold (NO at Op2), the process of FIG. 10 ends.
- the vibration device X1 can reduce the possibility that the vibration of the touch panel 3 is hindered while ensuring a certain degree of dustproofness and waterproofness.
- the portable terminal P1 provided with the vibration device X1 will be described with reference to FIG.
- FIG. 11 is a perspective view showing a schematic configuration of the mobile terminal P1 according to the present embodiment.
- the mobile terminal P1 is an electronic device such as a mobile phone, a smartphone, or a PDA (Personal Digital Assistant), and includes the vibration device X1, the audio input unit 201, and the audio output unit 202.
- the voice input unit 201 is composed of, for example, a microphone or the like, and inputs a user's voice or the like.
- the audio output unit 202 includes a speaker or the like, and outputs audio from the other party.
- the key input unit 203 is configured by, for example, a mechanical key.
- the key input unit 203 may be an operation key displayed on the display screen.
- the housing 204 has a role of accommodating the vibration device X1, the audio input unit 201, the audio output unit 202, and the key input unit 203.
- the mobile terminal P1 may include a short-distance wireless communication unit such as a digital camera function unit, a one-segment broadcasting tuner, an infrared communication function unit, and various interfaces, depending on the required functions. The detailed illustration and description thereof will be omitted.
- a short-distance wireless communication unit such as a digital camera function unit, a one-segment broadcasting tuner, an infrared communication function unit, and various interfaces, depending on the required functions. The detailed illustration and description thereof will be omitted.
- the portable terminal P1 includes the vibration device X1, it is possible to reduce the possibility that the vibration of the touch panel 3 is hindered while ensuring a certain degree of dustproofness and waterproofness.
- the voice input unit 201 may not be provided in the mobile terminal P1.
- the vibration device X1 is a programmable display used for industrial purposes, a display used for in-vehicle use, an electronic notebook, a personal computer, a copying machine, a terminal device for games, instead of the portable terminal P1. It may be provided in various electronic devices such as a television and a digital camera.
- FIG. 12 is a plan view illustrating a schematic configuration of the vibration device X2 according to the first modification. 12, components having the same functions as those in FIG. 1 are given the same reference numerals, and detailed descriptions thereof are omitted.
- the vibration device X2 includes a touch panel 3 as in the vibration device X1.
- the touch panel 3 has an input area E1 and an outer area E2.
- the input area E1 is an area where the user can perform an input operation.
- the outer area E2 is an area located outside the input area E1, and is an area where the user cannot perform an input operation.
- the outer area E2 according to the first modification is located so as to surround the input area E1.
- the touch panel 3 includes a base 31, detection electrodes 32, and detection wiring 33.
- the upper surface 3 a of the touch panel 3 described in the above embodiment means the upper surface 3 a of the base 31 in the first modification.
- the lower surface 3b and the end surface 3c of the touch panel 3 also mean the lower surface 3b and the end surface 3c of the base 31 in Modification 1.
- the base 31 has a role of supporting the detection electrode 32 and the detection wiring 33.
- the base 31 has an insulating property and is configured to have a light-transmitting property with respect to light incident in a direction intersecting the upper surface 3a and the lower surface 3b of the base 31.
- examples of the constituent material of the base 31 include glass and plastic.
- the detection electrode 32 has a role of generating an electrostatic capacitance between a finger of a user approaching the upper surface 3a of the base 31 corresponding to the input area E1 and detecting an input position in the X direction and the Y direction.
- a plurality of detection electrodes 32 are provided side by side in the X and Y directions on the lower surface 3b of the base 31 corresponding to the input region E1. From the viewpoint of improving detection sensitivity, the detection electrode 32 according to Modification 1 has a substantially rhombus shape in plan view, but is not limited thereto.
- a conductive member having translucency As a constituent material of the detection electrode 32, a conductive member having translucency can be cited.
- the light-transmitting conductive member include ITO (Indium Zin Oxide), IZO (Indium Zinc Oxide), ATO (Al-Doped Zinc Oxide), tin oxide, zinc oxide, or a conductive polymer. .
- the detection wiring 33 has a role of detecting a change in capacitance generated between the detection electrode 32 and the user's finger.
- a plurality of detection wires 33 are provided on the lower surface 3b of the base 31 corresponding to the outer region E2.
- One end of the detection wiring 33 is electrically connected to the detection electrode 32, and the other end is positioned in the external conduction region G1.
- a flexible substrate (not shown) is connected to the external conduction region G1.
- the detection wiring 33 is electrically connected to a touch panel driver (not shown) through this flexible substrate.
- the detection wiring 33 is made of a metal thin film, for example, so as to be hard and have high shape stability.
- the metal thin film include an aluminum film, an aluminum alloy film, a laminated film of a chromium film and an aluminum film, a laminated film of a chromium film and an aluminum alloy film, a silver film, a silver alloy film, or a gold alloy film.
- the touch panel 3 is provided with a light shielding layer for decorating the outer region E2, a protective layer for protecting the detection electrode 32 and the detection wiring 33, and the like. Is omitted.
- the vibration device X2 includes a first connection member 12 instead of the first connection member 9 described in the above embodiment.
- the first connection member 12 has a role of connecting the upper surface 3 a of the base 31 and the upper surface 7 a of the frame body 7.
- FIG. 13 is a cross-sectional view taken along the cutting line IV-IV shown in FIG.
- the first connection member 12 is provided on the upper surface 3 a of the base 31 and the upper surface 7 a of the frame body 7 so as to overlap the second space S ⁇ b> 2 in plan view.
- substrate 31 among the 1st connection members 12 is the 1st site
- part located on the upper surface 7a of the frame 7 is the 2nd site
- the part overlapping the second space S2 in plan view is the third part 12c.
- the third portion 12c of the first connecting member 12 is provided so as to cover the second space S2. Since the 3rd site
- part 12c is provided so that 2nd space S2 may be covered, possibility that dust or water will permeate into 1st space S1 can be reduced. For this reason, the vibration device X2 has a certain degree of dustproof and waterproof properties.
- the first connecting member 12 has a first base 121, an intermediate base material 122, a first adhesive 123, and a second adhesive 124.
- the first base 121 has a role of supporting the intermediate substrate 122, the first adhesive 123, and the second adhesive 124.
- the first base 121 has elasticity and light shielding properties.
- “light-shielding property” means having a property of shielding part or all of visible light by reflection or absorption.
- the first base 121 is configured, for example, by providing a light shielding layer on a rubber-based or foamed resin-based elastic material.
- examples of the constituent material of the light shielding layer include carbon, titanium, and chromium.
- the light shielding layer is not limited to black, and may be composed of a color other than black.
- the intermediate base material 122, the first adhesive material 123, and the second adhesive material 124 have the same functions as the intermediate base material 92, the first adhesive material 93, and the second adhesive material 94 described in the above embodiment. Therefore, detailed description thereof is omitted. Note that the intermediate substrate 122 may also have a light shielding property.
- the first connection member 12 includes the non-existing region N1 on the first base 121, similarly to the first connection member 9, the possibility that the vibration of the touch panel 3 is hindered can be reduced.
- the first portion 12a of the first connecting member 12 is provided so as to overlap at least a part of the detection wiring 33 in plan view. For this reason, the possibility that at least a part of the detection wiring 33 is visually recognized by the first portion 12a can be reduced.
- the vibration device X2 has the following effects in addition to the same effects as the vibration device X1. That is, the vibration device X2 can reduce the possibility that at least a part of the detection wiring 33 is visually recognized by the first connection member 12.
- FIG. 14 is a plan view illustrating a schematic configuration of the vibration device X3 according to the second modification.
- FIG. 15 is a cross-sectional view taken along the cutting line VV shown in FIG.
- FIG. 16 is a cross-sectional view taken along the cutting line VI-VI shown in FIG. 14 to 16, the same reference numerals are given to configurations having the same functions as those in FIGS. 1 to 3, and detailed descriptions thereof are omitted.
- the vibration device X3 includes a frame body 13 and a first connection member 14 instead of the frame body 7 and the first connection member 9 described in the above embodiment.
- the frame 13 is separated from the end surface 3 c of the touch panel 3, and is provided on the main surface 6 a of the base 6 so as to surround the liquid crystal panel 2 and the touch panel 3. Unlike the frame body 7, the frame body 13 has a protruding portion 131 that protrudes toward the end surface 3 c of the touch panel 3.
- the frame 13 has an upper surface 13a, a lower surface 13b, and a side surface 13c.
- the lower surface 13 b means the lower surface of the protrusion 131.
- the first connecting member 14 has a role of connecting the lower surface 3b of the touch panel 3 and the lower surface 13b of the frame 13 to each other.
- the first connection member 14 is provided on the lower surface 3b of the touch panel 3 and the lower surface 13b of the frame 13 so as to overlap the second space S2 in plan view.
- part located on the lower surface 3b of the touch panel 3 among the 1st connection members 14 is the 1st site
- part located on the lower surface 13b of the frame 13 is the 2nd site
- the part overlapping the second space S2 in plan view is the third part 14c.
- the first connection member 14 is provided so as to cover a space other than the second space S2 in the first space S1. Since the first connecting member 14 is provided so as to cover the space other than the second space S2 in the first space S1, dust or water can enter the space other than the second space S2 in the first space S1. Can be reduced. For this reason, the vibration device X3 has a certain degree of dustproof and waterproof properties.
- FIG. 17 is an enlarged view of the portion B1 shown in FIG.
- the first connection member 14 includes a first base 141, an intermediate base material 142, a first adhesive 143, and a second adhesive 144.
- the first base portion 141, the intermediate base material 142, the first adhesive material 143, and the second adhesive material 144 have the same functions as the first base portion 91, the intermediate base material 92, the first adhesive material 93, and the second adhesive material 94. have. That is, the first adhesive 143 has a role of connecting the first base portion 141 and the intermediate base material 142.
- the second adhesive 144 has a role of connecting the intermediate base material 142 and the lower surface 3 b of the touch panel 3, and has a role of connecting the intermediate base material 142 and the lower surface 13 a of the frame 13.
- the first connection member 14 includes the non-existing region N1 on the first base 141, similarly to the first connection member 9, the possibility that the vibration of the touch panel 3 is hindered can be reduced.
- the first connecting member 14 is provided on the lower surface 3b of the touch panel 3 and the lower surface 13b of the frame body 13. For this reason, compared with the case where the 1st connection member 14 is provided in the upper surface 3a of the touch panel 3, and the upper surface 13a of the frame 13, the possibility that a user will touch the 1st connection member 14 is reduced. be able to. Therefore, in the vibration device X3, the possibility that the first connection member 14 is peeled off from the lower surface 3b of the touch panel 3 and the lower surface 13b of the frame 13 can be reduced.
- the vibration device X3 has the following effects in addition to the same effects as the vibration device X1. That is, the vibration device X3 can reduce the possibility that the first connecting member 14 is peeled off from the lower surface 3b of the touch panel 3 and the lower surface 13b of the frame body 13.
- the support member 8 does not overlap the first portion 14a in plan view. Specifically, the support member 8 is provided in a region where the first portion 14 a is not provided in the lower surface 3 b of the touch panel 3. That is, in the second modification, the support member 8 directly supports the lower surface 3b of the touch panel 3 without using the first portion 14a. For this reason, the lower surface 3 b of the touch panel 3 can be reliably supported by the support member 8. Therefore, in the vibration device X3, the touch panel 3 can be sufficiently curved and vibrated in the vertical direction.
- the touch panel exposed by the notched portion is provided by providing a notched portion in a part of the first connecting member 14.
- the support member 8 may be provided on the lower surface 3b of FIG.
- the first connecting member 14 has been described with respect to the example in which the lower surface 3b of the touch panel 3 and the lower surface 13b of the frame 13 are connected.
- the present invention is not limited to this.
- the first connection member 14 may connect the lower surface 3 b of the touch panel 3 and the side surface 13 c of the frame body 13.
- the first connection member 14 is provided on the lower surface 3 b of the touch panel 3 and the side surface 13 c of the frame 13.
- the present invention can be applied to, for example, a speaker technology that vibrates the operation plate and outputs sound, or a bone conduction technology that can hear the sound by vibrating the operation plate. is there.
- a speaker technology that vibrates the operation plate and outputs sound
- a bone conduction technology that can hear the sound by vibrating the operation plate. is there.
- it can be applied to the cartilage conduction technique among the bone conduction techniques.
- the cartilage conduction means that an audio signal is converted into vibration, transmitted to the cartilage of the outer ear, and the inner ear is stimulated via the inner bone to be transmitted to the auditory nerve.
- X1 to X3 Vibration device P1 Portable terminal (electronic equipment) 2 Liquid crystal panel (display panel) 3 Touch panel (operation panel) 32 Detection electrode 33 Detection wiring 4 Protective member 5 Vibrating body 6 Base body 7, 13 Frame body 8 Support members 9, 12, 14 First connection members 9a, 12a, 14a First portions 9b, 12b, 14b Second portion 9c, 12c, 14c 3rd site
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Description
図12は、変形例1に係る振動装置X2の概略構成を示す平面図である。図12において、図1と同様の機能を有する構成については、同じ参照符号を付記し、その詳細な説明を省略する。
図14は、変形例2に係る振動装置X3の概略構成を示す平面図である。図15は、図14中に示した切断線V-Vに沿って切断した断面図である。図16は、図14中に示した切断線VI-VIに沿って切断した断面図である。図14~図16において、図1~図3と同様の機能を有する構成については、同じ参照符号を付記し、その詳細な説明を省略する。
上記では、振動装置X1を備えた携帯端末P1の例について説明したが、振動装置X1に代えて、振動装置X2またはX3のいずれかを採用してもよい。また、上述した実施形態の各種の構成については互いに組み合わせて構成することができるし、上述した実施形態および上述した変形例も互いに組み合わせて構成することができる。
上記では、振動装置X1~X3を触覚伝達技術に適用した例について説明したが、これに限らない。本発明は、触覚伝達技術以外に、例えば、操作板を振動させて音を出力するスピーカ技術、あるいは、操作板を振動させて音を聴くことができる骨伝導技術にも適用することが可能である。骨伝導技術のうち、軟骨伝導技術にも適用することができることは勿論である。ここで、軟骨伝導とは、音声信号を振動に変えて、外耳の軟骨に伝え、その奥の骨を経由して内耳を刺激し、聴神経に伝達させることをいう。
P1 携帯端末(電子機器)
2 液晶パネル(表示パネル)
3 タッチパネル(操作板)
32 検出電極
33 検出用配線
4 保護部材
5 振動体
6 基体
7,13 枠体
8 支持部材
9,12,14 第1接続部材
9a,12a,14a 第1部位
9b,12b,14b 第2部位
9c,12c,14c 第3部位
9c1 撓み部
91,121,141 第1基部(基部)
92,122,142 中間基材
93,123,143 第1接着材(接着材)
94,124,144 第2接着材(接着材)
95 着色層
10 第2接続部材
Claims (19)
- 操作板と、
前記操作板上に設けられた振動体と、
平面視して、前記操作板の少なくとも一部と離間しており、前記操作板を取り囲むように設けられた枠体と、
平面視して、前記操作板の前記一部と前記枠体との間の空間に重なるように、前記操作板上および前記枠体上に設けられており、前記操作板と前記枠体とを接続する第1接続部材と、を備え、
前記第1接続部材のうち、前記操作板上に位置する部位を第1部位、前記枠体上に位置する部位を第2部位、平面視して前記空間に重なる部位を第3部位とするとき、
前記第3部位の厚みは、前記第1部位の厚みおよび前記第2部位の厚みよりも小さい、振動装置。 - 前記第1接続部材は、基部および該基部上に配置された接着材を有しており、
前記第1部位の前記接着材は、前記第1部位の前記基部と前記操作板とを接続しており、
前記第2部位の前記接着材は、前記第2部位の前記基部と前記枠体とを接続しており、
前記第3部位の前記基部上には、前記接着材が配置されていない不存在領域を含んでいる、請求項1に記載の振動装置。 - 前記不存在領域は、前記第1部位の一部、前記第3部位、および前記第2部位の一部にかけて位置している、請求項2に記載の振動装置。
- 前記接着材は、第1接着材および第2接着材を有しており、
前記第1接続部材は、前記第1接着材と前記第2接着材との間に位置しており且つ前記第1接着材を介して前記基部に接続された中間基材をさらに有しており、
前記第1部位の前記第2接着材は、前記第1部位の前記中間基材と前記操作板とを接続しており、
前記第2部位の前記第2接着材は、前記第2部位の前記中間基材と前記枠体とを接続しており、
前記不存在領域は、前記第1接着材、前記中間基材、および前記第2接着材が配置されていない領域である、請求項2または3に記載の振動装置。 - 前記操作板は、上面および該上面の反対側に位置する下面を含んでおり、
前記振動体は、前記操作板の前記下面上に設けられており、
前記操作板の前記下面を支持する支持部材をさらに備えた、請求項1~4のいずれか一項に記載の振動装置。 - 前記第1部位は、前記操作板の前記上面上に位置する、請求項5に記載の振動装置。
- 前記第3部位は、平面視して前記操作板を取り囲んで位置しており、
前記支持部材は、複数設けられており、
複数の前記支持部材は、平面視して互いに離間している、請求項6に記載の振動装置。 - 前記操作板の前記上面上に設けられており、前記第1部位と隣り合う保護部材をさらに備え、
前記第1部位の厚みは、前記保護部材の厚みと略同じか、あるいは小さい、請求項6または7に記載の振動装置。 - 前記第1部位は、前記保護部材の端面に接している、請求項8に記載の振動装置。
- 前記操作板は、入力領域、および該入力領域の外側に位置する外側領域を有したタッチパネルであり、
前記タッチパネルは、前記入力領域において検出電極、および、前記外側領域において前記検出電極と電気的に接続された検出用配線を有している、請求項1~9のいずれか一項に記載の振動装置。 - 前記第1部位は、遮光性を有しており、平面視して前記検出用配線の少なくとも一部と重なっている、請求項10に記載の振動装置。
- 前記操作板は、上面および該上面の反対側に位置する下面を含んでおり、
前記振動体は、前記操作板の前記下面上に設けられており、
前記第1部位は、前記操作板の前記下面上に設けられている、請求項1~4のいずれか一項に記載の振動装置。 - 前記操作板の前記下面を支持する支持部材をさらに備え、
前記支持部材は、平面視して前記第1部位と重なっていない、請求項12に記載の振動装置。 - 前記第1接続部材の少なくとも一部を覆うように前記操作板および前記枠体の少なくとも一方上に設けられた第2接続部材をさらに備える、請求項1~13のいずれか一項に記載の振動装置。
- 前記第1接続部材は、着色層を有しており、
前記着色層は、少なくとも前記第3部位に位置している、請求項1~14のいずれか一項に記載の振動装置。 - 前記第3部位は、撓み部を有している、請求項1~15のいずれか一項に記載の振動装置。
- 前記操作板は、タッチパネルであり、
前記操作板と対向して配置されており、前記枠体に取り囲まれるように位置する表示パネルをさらに備える、請求項1~16のいずれか一項に記載の振動装置。 - 前記操作板は、入力位置の検出機能を有した表示パネルである、請求項1~16のいずれか一項に記載の振動装置。
- 請求項1~18のいずれか一項に記載の振動装置を備えた電子機器。
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| Application Number | Priority Date | Filing Date | Title |
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| US14/429,020 US9817478B2 (en) | 2012-09-24 | 2013-09-24 | Vibration device and electronic device |
| JP2014536954A JP6026548B2 (ja) | 2012-09-24 | 2013-09-24 | 振動装置、および電子機器 |
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| WO2018143418A1 (ja) * | 2017-02-06 | 2018-08-09 | アルプス電気株式会社 | 触覚呈示装置 |
| WO2023162739A1 (ja) * | 2022-02-22 | 2023-08-31 | 株式会社村田製作所 | 支持装置、振動装置および電子機器 |
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| US10159146B2 (en) * | 2012-01-18 | 2018-12-18 | Kyocera Corporation | Input apparatus, display apparatus, and electronic apparatus |
| JP6210855B2 (ja) * | 2013-11-19 | 2017-10-11 | オリンパス株式会社 | 操作装置 |
| JP6502730B2 (ja) * | 2015-04-10 | 2019-04-17 | アルプスアルパイン株式会社 | 振動発生装置付き入力装置 |
| KR101652029B1 (ko) * | 2015-04-13 | 2016-08-30 | 주식회사 하이딥 | 압력 검출 모듈 및 이를 포함하는 스마트폰 |
| CN104834399B (zh) * | 2015-04-15 | 2018-06-22 | 业成光电(深圳)有限公司 | 触控显示模组 |
| US9786248B2 (en) * | 2015-08-07 | 2017-10-10 | Chih-Chung Lin | Touch display device with pressure sensor |
| JP6840623B2 (ja) * | 2017-05-26 | 2021-03-10 | 日本電産コパル株式会社 | 触覚伝達装置 |
| CN115639918A (zh) * | 2021-07-20 | 2023-01-24 | 北京京东方技术开发有限公司 | 显示装置 |
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| WO2012114750A1 (ja) * | 2011-02-23 | 2012-08-30 | 京セラ株式会社 | 電子機器 |
| WO2012114763A1 (ja) * | 2011-02-24 | 2012-08-30 | 京セラ株式会社 | 電子機器 |
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| WO2018143418A1 (ja) * | 2017-02-06 | 2018-08-09 | アルプス電気株式会社 | 触覚呈示装置 |
| WO2023162739A1 (ja) * | 2022-02-22 | 2023-08-31 | 株式会社村田製作所 | 支持装置、振動装置および電子機器 |
| JPWO2023162739A1 (ja) * | 2022-02-22 | 2023-08-31 | ||
| JP7613630B2 (ja) | 2022-02-22 | 2025-01-15 | 株式会社村田製作所 | 支持装置、振動装置および電子機器 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPWO2014046279A1 (ja) | 2016-08-18 |
| US20150212579A1 (en) | 2015-07-30 |
| JP6026548B2 (ja) | 2016-11-16 |
| US9817478B2 (en) | 2017-11-14 |
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