TW201432510A - Portable electronic apparatus - Google Patents

Abstract

A portable electronic apparatus includes a frame and a touch display module. The touch display module includes a touch panel, a display unit, a control PCB and a connecting element. The frame and the display unit are combined with a back of the touch panel, and a recess for disposing the control PCB is kept between the frame and the display unit. The connecting element connects electrically the back of the touch panel and a connecting connector of the control PCB. The connecting element extends along the control PCB to connect to the connecting connector. Accordingly, the control PCB and the connecting element are capable of being stuck on the back of the touch panel.

Description

Portable electronic device

The present invention relates to a portable electronic device, and more particularly to a portable electronic device that improves the component configuration of the touch display module to reduce the thickness of the device.

The portable electronic device is designed to be light and thin as much as possible for the user to carry, and at the same time, such a device is more popular among modern people after combining the intuitive touch function for intuitive operation.

As shown in FIG. 1 , the existing portable electronic device 80 is designed by using a single-glass (One Glass Solution, OGS) touch display module 81. The touch display module 81 is disposed in the structural frame 82 of the device. The liquid crystal display module 812 of the touch display module 81 is disposed behind the touch panel 811 to provide a display function, and the touch panel 811 is electrically connected to the control circuit for the touch signal processing by means of a flexible circuit board 814 and the like. Board 813. Since the space in the structural frame 82 is limited, the control circuit board 813 can only be attached to the outside of the structural frame 82, and the flexible circuit board 814 passes through the through hole 821 of the structural frame 82 and extends to the touch panel 811.

However, the configuration of the foregoing control circuit board 813 will increase the thickness of the overall device assembly, and the structural design does not conform to the current trend of thinning; and during the device assembly process, the flexible circuit board 814 is partially exposed to the structural frame 82. In addition, there is also the possibility of detachment or damage caused by human pull.

The main object of the present invention is to provide a portable electronic device that improves the component configuration of the touch display module to reduce the thickness of the device.

To achieve the above, the portable electronic device of the present invention includes a frame and a touch display module. The touch display module includes a touch panel, a display unit, a control circuit board, and a connector. The touch panel includes an opposite operation surface and a back surface, and the frame body is coupled to the back surface. The display unit is also coupled to the back of the touch panel, and the back surface is disposed between the display unit and the frame to retain an accommodation space. The control circuit board is disposed in the accommodating space, and the control circuit board includes a connector and the opposite first surface and the second surface, and the connector is disposed on the first surface. The connecting member is electrically connected to the touch panel and the control circuit board, and the connecting member extends from the back side of the touch panel along the control circuit board to connect the connector of the control circuit board. The control circuit board and the connecting member are attached to the back of the touch panel.

An electromagnetic barrier material may be disposed between the control circuit board and the connector, and between the connector and the touch panel to avoid signal interference caused by direct contact of the components.

The portable electronic device of the present invention can directly attach the control circuit board and the connecting component of the touch display module to the back side of the touch panel by using the accommodating space reserved between the display unit and the frame. The additional thickness of the touch display module will be increased to meet the needs of the device itself. At the same time, the control circuit board and the connecting member are attached to the back of the touch panel, which can also reduce the inadvertent damage control of the device during assembly. The risk of a board or connector.

In order to enable the reviewing committee to better understand the technical contents of the present invention, the preferred embodiments are described below.

Please refer to FIG. 2 for an exploded view of the structure of the first embodiment of the portable electronic device 1 of the present invention. As shown in FIG. 2 , the portable electronic device 1 of the present invention includes a frame 10 and a touch display module 20 , and the touch display module 20 is combined with the frame 10 . The frame 10 itself is a main structural component of the portable electronic device 1, such as a main casing or a main frame, which can be made of a plastic material or a metal material; and the inside of the frame 10 can be provided with a processor, a memory, and Various components such as circuit boards.

The touch display module 20 is configured to provide functions such as display and touch operations of the device. The touch display module 20 includes a touch panel 21 , a display unit 22 , a control circuit board 23 , and a connector 24 . The touch panel 21 includes an opposite operation surface 211 and a back surface 212. The operation surface 211 is for the user to perform each touch input operation, and the back surface 212 is for the frame 10 to be combined and fixed. It is in the form of glass, double-glazed or monolithic glass plated with Indium Tin Oxide (ITO) film, which changes with the design requirements.

The display unit 22 is also coupled to the back surface 212 of the touch panel 21, where the display unit 22 can employ a liquid crystal display unit (LCD), an organic light emitting diode display unit (OLED), or the like that provides similar display functions.

Please refer to Figure 2 and Figure 3 below. 3 is a schematic diagram of the control circuit board 23 and the connecting member 24 of the portable electronic device 1 of the present invention.

As shown in FIG. 2 and FIG. 3 , the control circuit board 23 is configured to process the input signal of the touch operation, and the connection panel 24 is electrically connected to the touch panel 21 . Here, the control circuit board can be a general printed circuit board (PCB) or a flexible printed circuit board (FPC). The control circuit board 23 includes a connector 234, a plurality of hardware chips 235 and opposite first and second faces 231, 232. The connector 234 is used to connect the connector 24. The plurality of hardware chips 235 can include touch computing products. Body Controller Chip (Touch Controller IC).

The connector 234 and the plurality of hardware chips 235 are disposed on the first surface 231, and the plurality of hardware chips 235 are respectively disposed on the two sides of the connector 234 to disperse the routing between the hardware chips 235 and the connector 234. . Thereby, it is possible to prevent the plurality of hardware chips 235 from being disposed on the same side with respect to the connector 234, occupying a long wiring space on the control circuit board 23, so as to effectively reduce the size of the control circuit board 23. In addition, the electromagnetic barrier material 30 may be attached to the outer surface of the first surface 231 of the control circuit board 23 to prevent signals caused by electrical contact with other components (such as the touch panel 21 and/or the connector 24). interference.

The connecting member 24 is configured to electrically connect the touch panel 21 and the control circuit board 23 . Here, the connector 24 can be a flexible printed circuit board (FPC) having one end connected to the back surface 212 of the touch panel 21 and the other end connected to the connector 234 of the control circuit board 23. Because of the flexibility of the flexible printed circuit board, by increasing the length of the flexible printed circuit board to provide the layout of the trace, it is not necessary to concentrate the traces on the control circuit board 23, resulting in the control circuit board 23 The size is increased. An electromagnetic barrier material 30 may also be attached to the surface of the connector 24 or coated to form a layer of electromagnetic barrier material to provide an effect of preventing signal interference. In addition, a scratch-resistant material layer (not shown) may be formed on the outermost surface of the surface of the connecting member 24 to prevent the connecting member 24 from being formed. The wiring on the connector 24 is damaged by friction or collision during assembly.

Please refer to FIG. 4 , which is a schematic diagram of a combination of the first embodiment of the portable electronic device 1 of the present invention. It is to be noted that, in order to clearly show the structural features of the present invention, only the partial structure of the portable electronic device 1 is shown in FIG.

As shown in FIG. 4, the frame 10 and the display unit 22 of the portable electronic device 1 of the present invention are all coupled to the back surface 211 of the touch panel 21, and can be bonded to each other by adhesive bonding or the like. An accommodating space S is reserved between the display unit 22 and the frame 10 on the back surface 211 of the touch panel 21 for providing the control circuit board 23 and the connector 24.

Since the connector 24 of the present invention has a certain length, it is desirable to be as close as possible to the control circuit board 23 in order to prevent the connector 24 from affecting the setting of the control circuit board 23. The connecting member 24 extends from the back surface 212 of the touch panel 21 along the first surface 231 of the control circuit board 23 toward the frame 10, that is, the connecting member 24 extends adjacent to the first surface 231 of the control circuit board 23; 24 is connected to the connector 234 of the control circuit board 23.

After the connecting member 24 is disposed as close as possible to the control circuit board 23, the first surface 231 and the connecting member 24 of the control circuit board 23 located in the accommodating space S can be directly attached to the touch panel 21 by gluing or the like. The back surface 211 is fixed. The present invention is designed such that the overall thickness of the control circuit board 23 is not greater than the thickness of the display unit 22, and the structure of the connector member 24 is relatively thin, and its thickness is negligible. Therefore, when the control circuit board 23 is fixed in the accommodating space formed by the back surface 211 of the touch panel 21, the power is controlled. The road board 23 does not cause an increase in the thickness of the touch display module 20, so that the overall thickness of the device can be effectively reduced compared to conventional designs.

In addition, in order to avoid adverse effects on electromagnetic signal transmission caused by direct contact between the control circuit board 23, the connecting member 24, and the back surface 211 of the touch panel 21, in the present embodiment, for the control circuit board 23, Corresponding positions of the connecting member 24 and the back surface 211 of the touch panel 21 are provided with an electromagnetic barrier material or an electromagnetic barrier layer to prevent interference or influence caused by direct contact between the aforementioned components. For example, the connector 234 or/and the hardware chip (not shown, please refer to FIG. 2 ) protruding from the first surface 231 of the control circuit board 23 are directly contacted and fixed on the back surface 211 of the touch panel 21, so An electromagnetic barrier material is disposed on a contact surface of the back surface 211 of the touch panel 21 with the connector 234 of the control circuit board 23 and/or the hardware chip; and the connecting member 24 and the back surface 211 of the touch panel 21 or/and the control circuit board 23 The possible contact surfaces can also be designed with similar electromagnetic barrier materials. However, the invention is not limited thereto.

On the other hand, before the touch panel 21 of the touch display module 20 is assembled with the frame 10 , the control circuit board 23 must be fixed to the back surface 212 of the touch panel 21 . In order to prevent the control circuit board 23 from affecting the combination of the touch panel 21 and the frame 10 of the touch display module 20, the present invention retains contact between the control circuit board 23 and the panel edge portion 213 of the adjacent touch panel 21. The control panel 21 is disposed at a distance L from one of the frames 10 (that is, the control circuit board 23 can be attached and fixed to the touch panel 21 as a whole), so that the touch panel 21 and the frame 10 can be smoothly combined and fixed. At the same time, the design of the present invention also adjusts the connection position of the connecting member 24 and the back surface 212 of the touch panel 21 away from the edge portion 213 of the panel, that is, the connecting member 24 and The connection position of the back surface 212 of the touch panel 21 is also kept at a certain distance from the adjacent panel edge portion 213 to facilitate the setting of the control circuit board 23 and to remove the aforementioned set distance L.

Please refer to Figure 5 and Figure 6 below. 5 is a schematic diagram of a control circuit board 23a and a connector 24a of a second embodiment of the portable electronic device of the present invention coupled to the touch panel 21; FIG. 6 is a second embodiment of the portable electronic device 1a of the present invention. Combination diagram. It is to be noted that, in order to clearly show the structural features of the present invention, only the partial structure of the portable electronic device 1a is shown in FIG. 6, which is hereby described.

This second embodiment is a variation of the aforementioned first embodiment. As shown in FIG. 5 and FIG. 6 , in the embodiment, one edge portion 233 of the control circuit board 23 a includes at least one concave portion 236 (for example, a groove structure), and the position of each concave portion 236 corresponds to the connector 234 . The connecting ends for connecting the connecting members 24a of the respective connectors 234 are accommodated in the respective recessed portions 236 to form a bend.

As shown in FIG. 6, in the present embodiment, since the connecting member 24a of the present invention has a long length, the connecting member 24a is disposed from the back surface 212 of the touch panel 21 along the second surface 232 of the control circuit board 23a. Extending toward the frame 10, that is, the connecting member 24a extends adjacent to the second surface 232 of the control circuit board 23a; until the connecting member 24a extends to the edge portion 233 of the control circuit board 23a, at which time the connecting member 24a is at the edge portion After forming a bend as a fulcrum, the connecting member 24a continues to extend along the first surface 231 of the control circuit board 23a toward the display unit 22 (ie, opposite to the direction toward the frame 10) to connect the control circuit. Connector 234 of board 23a.

Moreover, if the bent portion of the connecting member 24a is directly exposed outside the edge portion 233 of the control circuit board 23a, the connecting member 24a may be damaged during assembly of the device. Therefore, by the arrangement of the at least one recessed portion 236 of the edge portion 233, the bent portion of the connecting member 24a can be accommodated in the recessed portion 236 to form a protective effect on the connecting member 24a.

Similarly, after the connecting member 24a is disposed as close as possible to the control circuit board 23a, the control circuit board 23a and the connecting member 24a located in the accommodating space S can be directly attached to the back surface 211 of the touch panel 21 to be fixed. And between the first surface 231 and the second surface 232 of the control circuit board 23a, the connecting member 24a and the back surface 211 of the touch panel 21, the electromagnetic barrier material or the electromagnetic barrier layer may be disposed to prevent the two components from being arranged. Direct contact may have an impact. Therefore, the present embodiment can achieve the same effects as the foregoing first embodiment, and the longer connector 24a can provide more line configurations.

Please refer to FIG. 7 , which is a schematic diagram of a combination of a third embodiment of the portable electronic device 1 b of the present invention. It is to be noted that, in order to clearly show the structural features of the present invention, only the partial structure of the portable electronic device 1b is shown in FIG.

This third embodiment is a variation of the aforementioned first embodiment. As shown in Fig. 7, in the present embodiment, it is assumed that the length of the connecting member 24b in the portable electronic device 1b of the present invention is too long to be disposed only directly along the surface of the control circuit board 23b. Since the connecting member 24b is a flexible flexible printed circuit board, before attaching the control circuit board 23b and the connecting member 24b to the back surface 212 of the touch panel 21, the excessively long portion of the connecting member 24b can be formed one to many times. Bending, and then bending the connected connector 24b according to the foregoing implementation For example, it is disposed along the first surface 231 of the control circuit board 23b, and finally the control circuit board 23b is attached to the accommodating space S formed by the back surface 212 of the touch panel 21 together with the bent connecting member 24b. Since the surface of the connecting member 24b is provided with an electromagnetic insulating layer, signal interference is not generated in each portion of the connecting member 24b which is bent and brought into contact with each other. Thereby, the embodiment can also achieve the effects as in the foregoing embodiments.

Please refer to FIG. 8 , which is a schematic diagram of a combination of a fourth embodiment of the portable electronic device 1 c of the present invention. This embodiment is a variation of the foregoing second embodiment. It is to be noted that, in order to clearly show the structural features of the present invention, only the partial structure of the portable electronic device 1c is shown in FIG.

This fourth embodiment is a variation of the aforementioned second embodiment. Similarly, in the present embodiment, it is assumed that the length of the connecting member 24c in the portable electronic device 1c of the present invention is too long to be disposed only directly along the surface of the control circuit board 23c. Therefore, the portion of the connecting member 24c that is too long is first formed one or more times, and then the bent connecting member 24c is disposed along the first surface 231 and the second surface 232 of the control circuit board 23c according to the foregoing embodiment. The connecting member 24c can be received in the recessed portion 236 by being bent along the second surface 232 of the control circuit board 23c to the first surface 231; finally, the control circuit board 23c is attached together with the bent connecting member 24c. The accommodating space S formed by the back surface 212 of the touch panel 21 is disposed. Thereby, the embodiment can also achieve the effects as in the foregoing embodiments.

With the design of the present invention, the control circuit board and the connecting member of the touch display module can be directly attached to the back of the touch panel, and the conventional design can additionally increase the thickness of the touch display module, and the device can be lighter and thinner. The need to reduce the risk of inadvertent damage to the control board or connectors during assembly.

In summary, the present invention exhibits features that are different from conventional techniques in terms of purpose, means, and efficacy. It is to be noted that the above-described embodiments are merely illustrative of the principles of the invention and its advantages, and are not intended to limit the scope of the invention. Modifications and variations of the embodiments can be made by those skilled in the art without departing from the spirit and scope of the invention. The scope of protection of the present invention should be as described in the scope of the patent application to be described later.

1, 1a, 1b, 1c‧‧‧ portable electronic devices

10‧‧‧ frame

20‧‧‧Touch display module

21‧‧‧ touch panel

211‧‧‧Operation surface

212‧‧‧Back

213‧‧‧Edge of the panel

22‧‧‧Display unit

23, 23a, 23b, 23c‧‧‧ control circuit board

231‧‧‧ first side

232‧‧‧ second side

233‧‧‧Edge

234‧‧‧Connector

235‧‧‧ hardware chip

236‧‧‧ recessed

24, 24a, 24b, 24c‧‧‧ connectors

30‧‧‧Electromagnetic barrier material

S‧‧‧ accommodating space

L‧‧‧Set distance

(known)

80‧‧‧Portable electronic devices

81‧‧‧Touch display module

811‧‧‧Touch panel

812‧‧‧LCD module

813‧‧‧Control circuit board

814‧‧‧Soft circuit board

82‧‧‧Structural framework

821‧‧‧Perforation

FIG. 1 is a schematic diagram of a combination of a conventional portable electronic device.

2 is a structural exploded view of the first embodiment of the portable electronic device of the present invention.

3 is a schematic diagram of a control circuit board and a connecting member of the portable electronic device of the present invention.

4 is a schematic diagram of the combination of the first embodiment of the portable electronic device of the present invention.

FIG. 5 is a schematic diagram of a control circuit board and a connector of the second embodiment of the portable electronic device of the present invention coupled to the touch panel.

FIG. 6 is a schematic diagram of a combination of a second embodiment of the portable electronic device of the present invention.

FIG. 7 is a schematic diagram of a combination of a third embodiment of the portable electronic device of the present invention.

FIG. 8 is a schematic diagram of a combination of a fourth embodiment of the portable electronic device of the present invention.

1‧‧‧Portable electronic device

10‧‧‧ frame

20‧‧‧Touch display module

21‧‧‧ touch panel

211‧‧‧Operation surface

212‧‧‧Back

213‧‧‧Edge of the panel

22‧‧‧Display unit

23‧‧‧Control circuit board

231‧‧‧ first side

232‧‧‧ second side

233‧‧‧Edge

234‧‧‧Connector

24‧‧‧Connecting parts

30‧‧‧Electromagnetic barrier material

S‧‧‧ accommodating space

L‧‧‧Set distance

Claims (12)

A portable electronic device includes: a frame; and a touch display module, comprising: a touch panel, including an opposite operating surface and a back surface, and the frame is coupled to the back surface; a display unit And the back surface is disposed between the display unit and the frame; a control circuit board is disposed in the accommodating space, the control circuit board includes a connector and the opposite a first surface and a second surface, the connector is disposed on the first surface; and a connector for electrically connecting the touch panel and the control circuit board, the connector is from the touch panel The back side extends along the control circuit board to connect the connector of the control circuit board; wherein the control circuit board and the connector are attached to the back surface of the touch panel. The portable electronic device of claim 1, wherein the connector extends along the first side of the control circuit board, and the first side of the control circuit board is attached to the connector On the back side of the touch panel. The portable electronic device of claim 1, wherein the connecting member extends along the second surface of the control circuit board to an edge portion to form a bend, and continues along the first surface. The connector extends to connect the control circuit board, and the second side of the control circuit board and the connector are attached to the back surface of the touch panel. The portable electronic device of claim 3, wherein the edge portion of the control circuit board includes at least one recessed portion, and the control circuit board is attached to the touch panel by the second surface In the back side, the connector is received in the at least one recess to form the bend. The portable electronic device of claim 1, wherein the connecting member is a flexible circuit board, and the control circuit board is a printed circuit board or a flexible circuit board. The portable electronic device of claim 1, wherein the thickness of the control circuit board is not greater than the thickness of the display unit. The portable electronic device of claim 1, wherein the control circuit board further comprises a plurality of hardware chips disposed on opposite sides of the connector on the first side. The portable electronic device of claim 1, wherein the control circuit board and the edge portion of one of the panels adjacent to the touch panel are disposed to provide a distance between the touch panel and one of the frames. The portable electronic device of claim 8, wherein the connection between the connector and one of the back sides of the touch panel is also at a distance from the edge of the panel. The portable electronic device of claim 1, wherein the surface of the connector comprises a layer of electromagnetic barrier material. The portable electronic device of claim 10, wherein the surface of the connector further comprises a layer of scratch-resistant material. The portable electronic device of claim 1, wherein the control circuit board, the connecting member and the touch panel are provided with an electromagnetic barrier material in contact with each other.