TW201301843A - Portable terminal with haptic module - Google Patents

Abstract

A portable terminal with touch control element which can be elastically supported in a hinge portion. A piezoelectric element is operably attached to a touch feedback unit of a touch pad or is partially adjustable to be installed to the touch feedback unit of the touch pad. The feature of the present invention is that the portable terminal device has a body. A touch pad is on the body and is installed between the body and the touch pad. A vibration plate is upwards elastically supported on the hinge portion of the touch pad. As electric power is conducted, the hinge portion will deform and bend so as to cause the touch pad to vibrate.

Description

Portable terminal device with touch component

The present invention relates to an invention for a portable terminal device having a touch component. More particularly, the present invention relates to a portable terminal device having a touch component that has a feedback function added to a touch pad of a portable terminal device.

Recently, on the interface device, the user is provided with well-known touch feedback such as forced feedback or contact feedback. For example, the touch settings of other devices such as joysticks, mice, game boards, steering wheels, etc., in a game or other application, output signals or forces to the user depending on the indications or other interaction programs that occur.

In addition, the square planar touchpad on the portable terminal device senses the position by a capacitive sensor that can sense the external force or similar other sensing settings.

The above touch feedback is also provided on the touch pad of the portable terminal device.

FIG. 1 is a structural diagram of a portable terminal device capable of providing touch feedback in the prior art. As shown in FIG. 1, the touch pad (16) is elastically disposed on the outer casing (not shown) of the portable terminal device by a spring (62). A piezoelectric actuator (64) is mounted on the lower portion of the touch pad (16). The piezoelectric actuator (64) is combined (66) with the touch pad (16) and the other (68) is coupled to the support (70).

When one (66) moves due to another (68), the support (70) moves with the other (68). The support portion (70) moves along the z-axis, does not engage with the outer casing, and is free to move.

The support portion (70) moving along the Z axis transmits an inertial force to the touch pad (16) through the driver (64), and is elastically coupled to the touch pad (16), thereby being movable along the z-axis.

The movement of the touch pad (16) described above is sensed by the touch sensor due to the user touching the touch pad (16). However, in the prior art touch driver (64), the piezoelectric driver (64) is directly mounted on the touch pad (16), and the touch feedback occurs on the entire touch pad (16) due to its activation, which makes the touch pad (16)

There is a limit to the local feedback of touch feedback.

The present invention has been made to solve the above problems of the prior art, and aims to provide a portable terminal device having a touch component, and a piezoelectric element is mounted on a hinge portion of the elastically supported touch pad. The original can operate the touch feedback attached to the touch pad, and can also locally adjust the touch feedback appearing on the touch pad.

In order to achieve the above object, the present invention is a portable terminal device having a touch component, and the portable terminal device with a touch component provided by the present invention includes a body; on the body, the user can be recognized a touch pad that is disposed between the body and the touch pad, and has a vibration plate that elastically supports the touch pad hinge portion upward; and is mounted on the hinge portion to bend and deform the hinge portion when energized, and The above-mentioned touch pad generates a piezoelectric original that vibrates.

The vibrating plate includes: a bottom portion connected to the body; a hinge portion integrally connected to the bottom portion at one end and separated from the bottom portion at the other end and freely placed. The upper end of the hinge portion is adjacent to the touch pad, and a piezoelectric element is attached to the lower end. When the piezoelectric element is energized, the piezoelectric element can be contracted and extended in the left-right direction, and the hinge portion is bent and deformed in the vertical direction.

The hinge portion is configured by at least one or more and is disposed at a protruding portion of the vibrating plate.

A first coupling protrusion that is coupled to the touch pad is formed to protrude from an upper end of the hinge portion.

The vibrating plate has a suspension portion, and the suspension portion is connected to the main body to elastically support the vibrating plate on the main body.

One end of the suspension portion is integrally connected to the bottom portion, and the other end is spaced apart from the bottom portion and freely placed thereon, and a second coupling protrusion that is coupled to the other end of the suspension portion is protruded from the body.

The present invention also includes a cushioning member which is disposed between the vibrating plate and the main body to prevent vibration generated on the vibrating plate from being transmitted to the main body.

The beneficial effect of the present invention is that the hinge portion elastically supports the touch pad, is bent and deformed by the piezoelectric element, and generates vibration on the touch pad, so that the contact feedback on the touch pad can be operated more precisely, and The local adjustment is reflected in the contact feedback on the above touch pad.

When the piezoelectric element is contracted or stretched in the left-right direction, the hinge portion is bent and deformed in the up-and-down direction, and the touch pad is moved up and down to generate vibration on the touch pad.

The hinge portion is configured by at least one or more, and is respectively disposed on the protruding portion of the vibrating plate, and the spacing of each of the hinge portions is maximized to prevent vibration generated on the touch pad due to each hinge portion from being different from the above hinge The vibration generated on the portion collides, so that the local vibration of the touch pad can be finely adjusted.

The first bonding protrusion protrudes in a direction of the touch pad and is coupled to the touch pad, so that an upper surface of the hinge portion and a lower surface of the touch pad are spaced apart from each other, and when the hinge portion is bent and deformed, the hinge portion can be prevented Conflict with the above touch pad.

The suspension portion can elastically support the vibrating plate. Therefore, when vibration occurs due to the hinge portion, the vibration can be transmitted to the main body to the greatest extent, and the body fatigue caused by the vibration can be reduced, and the touch feedback can be improved. Recognition.

A buffering element is further disposed between the vibrating plate and the main body, and the buffering component prevents vibration generated on the vibrating plate from being transmitted to the main body, thereby facilitating the user to recognize the touch feedback of the touch pad.

2 is a structural view of a portable terminal device with a touch component according to an embodiment of the present invention, and FIG. 3 is a perspective exploded view of the portable terminal device with a touch component according to an embodiment of the present invention. 4 is an exploded perspective view of the main part of the portable terminal device with a touch component according to an embodiment of the present invention, and FIG. 5 and FIG. 6 show a portable terminal with a touch component according to an embodiment of the present invention. Operational process diagram of the machine.

As shown in FIG. 2 to FIG. 6 , a portable terminal device with a touch component according to an embodiment of the present invention includes a body (100); a touch pad (200); a vibration plate (300); a piezoelectric element (400) and Buffer element (500).

The main body (100) is a hexahedron, and although not shown, it has a control unit such as a main board therein. The control unit controls the piezoelectric element (400) and the touch pad (200) based on a signal recognized on the touch pad (200).

The upper portion of the body (100) forms a fixing groove (110) equipped with the touch pad (200). The fixing groove (110) is square and open upward.

a second coupling protrusion (120) is formed on the fixing groove (110), and the second coupling protrusion (120) is cylindrical and has a height lower than a depth of the fixing groove (110). They are respectively disposed at positions adjacent to the inner circumference of the above-described fixing groove (110), and are freely spaced from each other.

The second coupling protrusion (120) supports the vibration plate (300) upward as will be described later, and the vibration plate (300) is disposed at an inner end of the body (100) having the fixing groove (110) and is spaced apart therefrom .

The touch pad (200) is a square thin plate inserted into the fixing groove (110) to recognize a user's touch, and transmits a signal to the control unit to output the data transmitted by the control unit in a video manner.

The touch pad (200) has a width smaller than a width of the fixing groove (110), and is disposed on an inner circumference of the body (100) having the fixing groove (110) and spaced apart therefrom.

The vibrating plate (300) is a square thin plate and is disposed between the main body (100) and the touch pad (200).

More specifically, the vibrating plate (300) includes a bottom portion (310); a hinge portion (320); a suspension portion (330) and an inner edge portion (340).

The bottom portion (310) is a square thin plate, and the central portion is opened up and down, and is inserted into the fixing groove (110).

The bottom portion (310) has a width smaller than a width of the fixing groove (110), and is disposed on an inner circumference of the body (100) having the fixing groove (110) and spaced apart therefrom.

A first through hole (311) and a second through hole (312) are formed in the bottom portion (310). The first through holes (311) have a square shape and are vertically penetrated, and have four of them, and are disposed on the bump portions of the bottom portion (310). The hinge portion (320) is formed on the first through hole (311).

The second through holes (312) are opened up and down, and there are four in total, and are disposed at positions adjacent to the first through holes (311). The suspension portion (330) is formed on the second through hole (312).

The hinge portion (320) has a square shape, and one end is integrally connected with an inner circumferential surface of the bottom portion (310) forming the first through hole (311).

The other end of the hinge portion (320) is spaced apart from the inner peripheral surface of the bottom portion (310) forming the first through hole (311), and is freely placed.

There are four hinge portions (320), one for each of the first through holes (311), and is disposed on the bump portion of the bottom portion (310).

The upper end of the hinge portion (320) is in contact with the touch pad (200), and the lower end is mounted with the piezoelectric element (400) as will be described later.

The hinge portion (320) has elasticity, and the piezoelectric element (400) is bent up and down around one end thereof to generate up-and-down vibration on the touch pad (200).

As described above, the hinge portion (320) elastically supports the touch pad (200), is bent and deformed by the piezoelectric element (400), and generates vibration on the touch pad (200), so that it can be more fine. The touch feedback attached to the touch pad (200) is operated, and the touch feedback on the touch pad (200) is partially embodied.

The hinge portions (320) are formed at least one or more, and are respectively disposed on the protruding portions of the vibrating plate (300), so as to maximize the spacing between the respective hinge portions (320), thereby preventing the respective hinge portions. (320) The vibration generated on the touch pad (200) collides with the vibration generated on the different hinge portions (320), so that the local vibration of the touch pad (200) can be finely adjusted.

A first coupling protrusion (321) coupled to the touch pad (200) is protruded from an upper end of the hinge portion (320), and the first coupling protrusion (321) is cylindrical, protrudes up and down, and is disposed at the hinge portion. The other end of (320).

The first bonding protrusion (321) is coupled to the touch pad (200) to support the touch pad (200) and to be spaced apart from the upper surface of the hinge portion (320).

As described above, the first bonding protrusion (321) protrudes in the direction of the touch pad (200) and is coupled to the touch pad (200), so that the upper surface of the hinge portion (320) and the touch pad (200) can be The lower portion is configured to prevent the hinge portion (320) from colliding with the touch pad (200) when the hinge portion (320) is bent and deformed.

The suspension portion (330) is connected to the main body (100), and elastically supports the vibrating plate (300) from the main body (100). More specifically, one end of the suspension portion (330) is integrally connected with the inner circumferential surface of the bottom portion (100) having the second through hole (312), and the other end has the second through hole (312). The inner circumference of the above bottom (100) is spaced apart and freely placed.

On the central portion of the above-mentioned suspension portion (330), the width of one end and the other end is larger and larger. That is, both sides of the above-mentioned suspension portion (330) form a curved curve in a direction opposite to each other.

The suspension portion (330) has elasticity, is bent up and down centering on one end, and cancels vibration generated on the hinge portion (320).

The other end of the suspension portion (330) is coupled to the second coupling protrusion (120) to separate the vibrating plate (300) from the inner end portion of the body (100). .

The suspension portion (330) can elastically support the vibrating plate (300). Therefore, when vibration occurs due to the hinge portion (320), the vibration can be transmitted to the main body (100) to the utmost extent, thereby reducing the cause. Vibration to the resulting body fatigue, improving the recognition of touch feedback.

The inner edge portion (340) is formed to protrude downward along the outer edge and the inner edge of the bottom portion (310), respectively.

The height of the inner edge portion (340) is smaller than the height of the second coupling protrusion (120), and the lower end thereof is disposed apart from the end portion of the body (100) having the fixing groove (110).

The inner edge portion (340) increases the thickness of the bottom portion (310) to prevent the bottom portion (310) from being bent and deformed.

The piezoelectric element (400) is attached to the lower end of the hinge portion (320), and the hinge portion (320) is bent and deformed when energized, and vibration is generated on the touch pad (200).

More specifically, the piezoelectric element (400) is formed laterally along the hinge portion (320) and has a rectangular shape.

When the piezoelectric element (400) is energized, it can be contracted or stretched in the left-right direction, that is, laterally, and the piezoelectric element (400) and the hinge portion (320) are bent up and down.

When the piezoelectric element (400) is stretched or contracted left and right, the hinge portion (320) is bent up and down to move the touch pad (200) up and down, and vibration is generated on the touch pad (200).

The cushioning member (500) is disposed between the vibrating plate (300) and the main body (100) to prevent vibration generated on the vibrating plate (300) from being transmitted to the main body (100).

More specifically, the cushioning member (500) is mounted between the outer peripheral surface of the vibrating plate (300) and the inner peripheral surface of the body (100) having the fixing groove (110), and the touch pad (200). Separate configuration.

The cushioning member (500) uses a liquid buffer in the form of a crucible, and depending on the case, a plurality of materials such as sponges, rubbers, and springs that absorb shock can be used.

As described above, since the cushioning member (500) is disposed between the vibrating plate (300) and the main body (100), vibration generated on the vibrating plate (300) can be prevented from being transmitted to the main body (100). The user can more conveniently perceive the touch feedback on the touch pad (200).

According to the above configuration, a real-time manner of the portable terminal device having the touch module of the present invention will be described next.

As shown in FIG. 5, the hinge portion (320) and the suspension portion (330) are horizontal to the bottom portion (310) before the piezoelectric element (400) is energized. When the user touches the touch pad (200), the signal is transmitted to the control unit, and the control unit energizes the piezoelectric element (400) adjacent to the touch position. The control unit energizes the four piezoelectric elements (400) to display touch feedback on the entire touch pad (200).

As shown in Fig. 6, when the piezoelectric element (400) is energized, the piezoelectric element (400) is pulled left and right.

When the above-mentioned piezoelectric element (400) is pulled apart, the other end of the hinge portion (320) that is in contact with the piezoelectric element (400) is widened as the contact surface of the piezoelectric element (400) is widened. bending.

At this time, the touch pad (200) connected to the first coupling protrusion (321) is moved upward by the other end of the hinge portion (320).

On the contrary, when the supply of power to the piezoelectric element (400) is stopped, the length of the piezoelectric element (400) in the left-right direction becomes small, and the hinge portion (320) is restored to its original state due to the elastic demobilization force, and the bottom portion (100) parallel.

As described above, when the above operation is quickly repeated, the touch pad (200) moves up and down quickly and generates vibration.

In addition, the vibration of the hinge portion (320) is transmitted to the bottom portion (310). That is, when the hinge portion (320) vibrates, the bottom portion (310) moves up and down due to inertia and generates vibration.

At this time, as shown in FIG. 6, the suspension portion (330) is coupled to the second coupling projection (120), and is bent up and down by the vertical movement of the bottom portion (310), and the vibration is weakened.

As described above, the hinge portion (320) elastically supports the touch pad (200), and the piezoelectric element (400) is bent and deformed, and vibration is generated on the touch pad (200). Therefore, the touch feedback attached to the touch pad (200) can be operated more precisely, and the touch feedback reflected on the touch pad (200) can be locally adjusted.

The portable terminal device having the touch control module of the present invention is not limited to the above-described embodiments, and various modifications can be made within the scope of the technical idea of the present invention.

100. . . Ontology

110. . . Fixed slot

120. . . Second combined protrusion

200. . . Touch pad

300. . . Vibrating plate

310. . . Base

311. . . First through hole

312. . . Second through hole

320. . . Hinged part

321. . . First combined protrusion

330. . . Suspension

340. . . Inner side

500. . . Cushioning element

FIG. 1 is a structural diagram showing a portable terminal device capable of providing touch feedback in the prior art;

2 is a structural diagram showing a portable terminal device with a touch component according to an embodiment of the present invention;

FIG. 3 is a perspective exploded perspective view showing a portable terminal device with a touch component according to an embodiment of the present invention; FIG.

FIG. 4 is a perspective view showing the boundary of the main part of the portable terminal device with the touch component according to the embodiment of the present invention;

FIG. 5 is a view showing an operation process of a portable terminal device with a touch component according to an embodiment of the present invention; FIG.

Fig. 6 is a view showing the operation of a portable terminal device having a touch component according to an embodiment of the present invention.

100. . . Ontology

110. . . Fixed slot

120. . . Second combined protrusion

200. . . Touch pad

300. . . Vibrating plate

310. . . Base

311. . . First through hole

312. . . Second through hole

320. . . Hinged part

321. . . First combined protrusion

330. . . Suspension

340. . . Inner side

500. . . Cushioning element

Claims (7)

A portable terminal device having a touch component, wherein the terminal device comprises a body; on the body, a touch pad capable of recognizing a user's touch action; disposed between the body and the touch pad, And a vibrating plate capable of elastically supporting the touch pad hinge portion upward; and a piezoelectric element mounted on the hinge portion to bend and deform the hinge portion and cause the touch pad to vibrate when energized. The portable terminal device with a touch component according to claim 1, wherein the vibrating plate further comprises: a bottom connected to the body; one end is integrally connected with the bottom, and the other end is separated from the bottom a hinge portion that is open and freely placed; and an upper end of the hinge portion is adjacent to the touch pad, and a piezoelectric element is mounted on the lower end, and the piezoelectric element is contracted and extended in a left-right direction when energized, and the hinge portion is bent in an up-and-down direction Deformation. The portable terminal device with a touch device according to the first or second aspect of the invention, wherein the hinge portion is configured by at least one of the hinge portions, and is disposed at a protruding portion of the vibrating plate. The portable terminal device with a touch component according to claim 1 or 2, wherein a first coupling protrusion that is combined with the touch pad is formed at an upper end of the hinge portion. The portable terminal device with a touch component according to claim 2, wherein: the vibrating plate has a suspension portion, and the suspension portion is connected to the body to elastically support the vibration on the body board. The portable terminal device with a touch component according to claim 5, wherein one end of the suspension portion is integrally connected with the bottom portion, and the other end is spaced apart from the bottom portion and freely placed on the body. A second coupling protrusion that is combined with the other end of the above suspension portion is formed to protrude. The portable terminal device with a touch component according to claim 1 or 2, further comprising a cushioning component disposed between the vibrating plate and the body to prevent generation on the vibrating plate The vibration is transmitted to the above body.