TWM582736U - Electronic device - Google Patents

Abstract

An electronic device including a case, a cover, a first sensing layer and a second sensing layer is provided. The cover is disposed on the case and has a first side, a second side opposite to the first side and facing to the case, a plurality of first recesses positioned in the first side and a second recess positioned in the first side. The first sensing layer and the second sensing layer are disposed in the second side. The first sensing layer is aligned to the first recesses and defines a plurality of key area. The second sensing layer is aligned to the second recess and defines a touch area.

Description

Electronic device

The present invention relates to an electronic device, and more particularly to an electronic device having a touch function.

In recent years, touch display technology has been widely used in mobile devices, public information billboards and smart home appliances. The in-cell touch display panel is directly integrated into the substrate of the display panel through the touch electrode, and has a thin thickness, and thus has become the mainstream in the current market. On the other hand, with the development of touch technology becoming more and more mature, the related manufacturing cost is reduced, and the scope of its application is gradually expanding. The application of touch technology to notebook computers has become one of the key projects developed by manufacturers.

The novel creation provides a thin and light electronic device whose input interface has water repellent properties.

The electronic device created by the present invention comprises a casing, a cover plate, a first sensing layer and a second sensing layer. The cover plate is disposed on the housing and has a first side, a second side facing the first side and facing the housing, a plurality of first grooves on the first side, and a second groove on the first side . A plurality of first grooves are juxtaposed to the second groove. The first sensing layer is disposed on the second side of the cover plate and is disposed on the plurality of first grooves to define a plurality of button areas. The second sensing layer is disposed on the second side of the cover, and is disposed on the second recess to define the touch area.

Based on the above, the electronic device of the present invention has the functions of character input and touch by providing a sensing layer under the cover plate, and the physical device is not required to be mounted on the cover plate, so that the electronic device can be lightened and protected. The characteristics of splashing water. On the other hand, the cover has a plurality of grooves corresponding to the plurality of button areas to prevent the user from simultaneously triggering the two button areas, which helps to improve the stability of the character input.

The above described features and advantages of the present invention will become more apparent and understood from the following description.

1 is a schematic diagram of an electronic device according to an embodiment of the present invention. 2 is a schematic cross-sectional view of the electronic device of FIG. 1. In particular, FIG. 2 corresponds to the cross-sectional line I-I' of FIG. 1, and for the sake of clarity, FIG. 1 omits the depiction of the first sensing layer 141, the second sensing layer 142, and the light guide plate 132 of FIG. As shown in FIG. 1 , the electronic device 10 includes a first body 15 and a second body 16 , and the first body 15 is pivotally connected to the second body 16 . For example, the first body 15 can optionally include a display module (not shown). The second body 16 can optionally include a motherboard (not shown), a CD player (not shown), a keyboard, and a touch. The control board; that is, in the embodiment, the electronic device 10 can be a notebook computer. In some embodiments, the electronic device can also be a tablet with a keyboard cover.

Referring to FIG. 1 and FIG. 2 , the electronic device 10 further includes a cover plate 200 disposed on the housing 100 of the second body 16 . The cover 200 has an opposite first side 200a and a second side 200b, and the second side 200b faces the housing 100. In addition, the cover plate 200 further has a plurality of first grooves 210 and second grooves 220 disposed on the first side 200a, and the plurality of first grooves 210 are juxtaposed to the second grooves 220. In this embodiment, the material of the cover plate 200 may include glass, acrylic (polymethyl methacrylate), plastic (such as polycarbonate), material with low dielectric loss, or other suitable light transmissive materials. .

The electronic device 10 further includes a first sensing layer 141 and a second sensing layer 142 disposed on the second side 200b of the cover 200. In detail, the orthographic projection of the first sensing layer 141 on the housing 100 overlaps the orthographic projection of the respective regions of the plurality of first recesses 210 on the housing 100, and the second sensing layer 142 is on the housing 100. The orthographic projection overlaps the orthographic projection of the area occupied by the second groove 220 on the housing 100. Further, the plurality of first grooves 210 located in the first sensing layer 141 may define a plurality of corresponding button areas KA, and the second grooves 220 located in the second sensing layer 142 may define a touch area. TA.

In this embodiment, the first sensing layer 141 and the second sensing layer 142 are, for example, touch sensing layers, and the touch sensing layer can utilize a technical structure well known in the art, such as resistive touch and projected capacitive touch. Control, infrared touch, or other suitable touch sensing methods are implemented, and the novel creation is not limited. It should be noted that in the embodiment, two sensing layers are taken as an example for illustration, but the novel creation is not limited thereto, and the number of sensing layers can be adjusted to one or three according to actual needs. the above.

For example, the electronic device 10 can also optionally include two control circuit boards, one of which is electrically connected between the first sensing layer 141 and the main system of the electronic device 10, and the other control circuit board is electrically connected. Connected between the second sensing layer 142 and the main system of the electronic device 10, when the sensing object approaches the state of the sensing layer, the sensing layer can send a trigger signal to the main system through the corresponding control circuit board. However, the present invention is not limited thereto. In some embodiments, the first sensing layer 141 and the second sensing layer 142 are also electrically connected to the same control circuit board.

It is worth mentioning that the plurality of button areas KA can respectively have input functions of different characters (for example, letters, numbers or symbols), that is, the first sensing layer 141 and the plurality of first grooves 210 of the cover 200 A keyboard of the electronic device 10 can be constructed. The user can extend the finger into the first groove 210 of the button area KA (or touch the surface of the cover plate 200 defining the bottom of the first groove 210), and trigger the word through the sensing of the first sensing layer 141. Meta input signal. On the other hand, for the plurality of first grooves 210 disposed in the plurality of button areas KA, the probability of the user simultaneously triggering the two button areas KA can be reduced, which helps to improve the stability of the character input.

On the other hand, the second sensing layer 142 and the second recess 220 of the cover 200 may constitute a touchpad of the electronic device 10. The user can use a finger to move on the surface of the cover 200 defining the second groove 220 in the touch area TA, and trigger a movement signal through the sensing of the second sensing layer 142, such as moving the window reel or the mouse. In particular, in the embodiment, the first sensing layer 141 and the second sensing layer 142 can be simultaneously formed on the second side 200b of the cover 200 in the manufacturing process, which helps to simplify the production process. In addition, the configuration of the sensing layer can be used to replace the physical buttons, so that the thinning of the electronic device can be realized. From another point of view, since the first sensing layer 141 having the character input function and the second sensing layer 142 having the touch function are disposed under the cover 200, the user inadvertently spills the drink while the user is operating. When the button area KA of the cover 200 or the touch area TA is applied, the beverage can be effectively prevented from infiltrating into the body. In other words, the electronic device 10 of the embodiment can also have water repellent characteristics.

Further, the electronic device 10 further includes a proximity sensor 160. The proximity sensor 160 is disposed between the housing 100 and the cover 200 and is located opposite to the second recess 220. The second sensing layer 142 is located between the proximity sensor 160 and the cover 200. It should be noted that, in this embodiment, the number of proximity sensors 160 is exemplarily illustrated by taking four examples as an example, and does not mean that the novel creation is limited thereto. In other embodiments, proximity sensing is used. The number of the devices 160 may also be two, three or more. In addition, in the present embodiment, the proximity sensor 160 is, for example, an infrared light sensing type sensor, but the novel creation is not limited thereto. In other embodiments, the proximity sensor 160 may also be a capacitor. Inductive, electromagnetic induction or magnetic induction sensors.

In the above, the proximity sensor 160 located in the touch area TA can be used to detect the distance between the user's finger and the proximity sensor 160. For example, when the distance between the user's finger and the proximity sensor 160 meets a set condition, a trigger signal is generated to the main system to execute a function command, and the user's finger does not need to touch the cover. The surface of 200. In other words, the user can use the finger to simulate the action of pressing the left or right button in the space above the proximity sensor 160 to trigger the proximity sensor 160 and complete the input of the command.

In this embodiment, the electronic device 10 further includes a first light source group 121, a second light source group 122, and a light shielding layer 150. The light shielding layer 150 can selectively include a first light blocking portion 151 and a second light blocking portion 152. The first light blocking portion 151 is disposed between the cover plate 200 and the first sensing layer 141, and the second light blocking portion 152 is disposed on the cover plate 200. Between the second sensing layers 142. The first light blocking portion 151 may selectively have a plurality of first patterned openings 151a located in the plurality of first grooves 210, and the second light blocking portions 152 may selectively have a second patterned opening 152a. As shown in FIG. 1 , in the present embodiment, the orthographic projection of the area occupied by the second patterned opening 152 a on the housing 100 can selectively surround the orthographic projection of the area occupied by the second recess 220 on the housing 100 . . For example, the light-shielding layer 150 defines that the orthographic projection of the edge of the first patterned opening 151a on the housing 100 may present, for example, letters, numbers, symbols, or other patterns having an indicating function, but the novel creation does not Limited.

On the other hand, as shown in FIG. 2, the electronic device 10 further includes a first light source group 121 and a second light source group 122, wherein the first light source group 121 is selectively disposed between the housing 100 and the first sensing layer 141. The second light source group 122 is selectively disposed between the housing 100 and the second sensing layer 142, so that the light beam emitted by the light emitting element 131 of the first light source group 121 can be prevented from being transmitted to the touch area TA and the second light source group. The light beam emitted from the light-emitting element 131 of 122 is transmitted to the key area KA, which increases the setting margin of the light-emitting element 131. It should be noted that the number of the light source groups 120 in the present embodiment is exemplarily illustrated by taking two examples as an example, and does not mean that the present invention is limited thereto. According to other embodiments, the number of the light source groups 120 may also be One or three or more.

Further, the light source group 120 can selectively include a plurality of light emitting elements 131 and a light guide plate 132 , wherein the plurality of light emitting elements 131 can be selectively disposed between the light guide plate 132 and the housing 100 . However, the novel creation is not limited thereto, and in some embodiments, the light-emitting element 131 may also be disposed between the light guide plate 132 and the sensing layer. In other embodiments, the light emitting elements may also be disposed between the light guide plate 132 of the first light source group 121 and the light guide plate 132 of the second light source group 122.

In view of the above, the plurality of light-emitting elements 131 are, for example, light-emitting diode (LED) crystal grains for emitting visible light beams of various colors. In detail, a portion of the visible light beam may be substantially transmitted in the corresponding light guide plate 132 along the extending direction of the light shielding layer 150, and the light shielding layer may be passed through the sensing layer (the first sensing layer 141 or the second sensing layer 142). A plurality of patterned openings of 150 (eg, first patterned opening 151a or second patterned opening 152a) exit and are received by the user's eyes. That is to say, the character symbols presented by the first patterned opening 151a located in the different button areas KA allow the user to clearly recognize the characters corresponding to each button area KA, which helps to improve character input. The accuracy. In addition, by the visible light beam passing through the patterned opening of the light shielding layer 150, the user can accurately input the characters in a dim use environment, which helps to improve the operation convenience.

It is worth mentioning that the second light shielding portion 152 further has a light penetrating area SA located opposite to the second groove 220 and the proximity sensor 160. The light penetrating area SA allows the infrared light emitted by the proximity sensor 160 to pass through the infrared light reflected by the side object. In some embodiments, the second light blocking portion 152 may have a third patterned opening 152b located in the light penetrating region SA, and the infrared light is adapted to pass through the third patterned opening 152b of the second light blocking portion 152 without generating Light intensity loss.

On the other hand, the electronic device 10 can also selectively include a plurality of light transmissive color layers 171 disposed in the plurality of first patterned openings 151a and the second patterned openings 152a, respectively. The material of the light-transmitting color layer 171 is, for example, a color resist material or a wavelength-selective material for penetrating a light beam of a specific wavelength (or color). In some embodiments, the material of the light-transmitting color layer 171 is adjusted by using the emission spectrum of the light-emitting element 131 that can be used in combination. In particular, in the embodiment, the electronic device 10 can further include a transparent color layer 172 disposed in the third patterned opening 152b, and the transparent color layer 172 is, for example, an infrared light coating. Let the infrared light pass, but this new creation is not limited to this.

In the following, the embodiments will be described in detail, and the same components will be denoted by the same reference numerals, and the description of the same technical content will be omitted. For the omitted part, refer to the foregoing embodiments, and details are not described herein again.

3 is a schematic cross-sectional view of an electronic device according to another embodiment of the present invention. Referring to FIG. 3 , the difference between the electronic device 20 of the present embodiment and the electronic device 10 of FIG. 2 is that the electronic device 20 further includes a button soft board 300 and is detachably disposed on the first side 200 a of the cover 200 . In addition, the first light source group 121 of the electronic device 20 can selectively extend between the second sensing layer 142 and the housing 100, that is, the electronic device 20 has only one light source group 120, such as the first light source group 121. It should be noted that the button soft board 300 of the embodiment can provide a clear operation feeling of the user. For example, when the user presses a button area KA, the button soft board 300 can generate corresponding force feedback.

Further, the button soft board 300 has a first surface 300a, a second surface 300b opposite to the first surface 300a, and a plurality of elastic portions 310 located on the first surface 300a, wherein the first surface 300a faces the plurality of first grooves 210. Each of the plurality of elastic portions 310 is adapted to protrude into the corresponding first groove 210 and to abut the bottom surface 210s of the corresponding first groove 210. The material of the elastic portion 310 includes, for example, silicone rubber, rubber, or other materials having resilience characteristics. In this embodiment, the plurality of elastic portions 310 may extend from the button flexible panel 300 and protrude from the first surface 300a of the button flexible panel 300. That is, the plurality of elastic portions 310 and the button flexible panel 300 may be integrally formed. However, this new creation is not limited to this. In some embodiments, the material of the elastic portion 310 and the material of the button flexible panel 300 are also selectively different.

On the other hand, the button soft board 300 further has a plurality of identification patterns 320 on the second surface 300b, and the plurality of identification patterns 320 are respectively located in the plurality of first grooves 210. For example, the identification pattern 320 is, for example, a character symbol that can present different language systems, that is, the identification pattern 320 of the button soft board 300 can be customized for users of different language families to achieve multi-country Language support. In particular, the connection of the button soft board 300 to the cover 200 can be achieved by a method known to those skilled in the art, for example, using the magnetic relationship of the magnetic member group, thereby increasing the convenience of replacing the button soft board 300. Sex, but this new creation is not limited to this. In some embodiments, the connection of the button soft board 300 to the cover 200 can also be achieved by an adhesive layer having a repeating adhesive property.

In summary, the electronic device of the present invention has the function of inputting characters and touching by providing a sensing layer under the cover plate, and the physical device is not required to be mounted on the cover plate, so that the electronic device can be lightened and thinned. It has water repellent properties. On the other hand, the cover has a plurality of grooves corresponding to the plurality of button areas to prevent the user from simultaneously triggering the two button areas, which helps to improve the stability of the character input.

Although the present invention has been disclosed in the above embodiments, it is not intended to limit the novel creation, and any person skilled in the art can make some changes without departing from the spirit and scope of the novel creation. Retouching, the scope of protection of this new creation is subject to the definition of the scope of the patent application attached.

10, 20‧‧‧ electronic devices  15‧‧‧First body  16‧‧‧Second body  100‧‧‧shell  120, 121, 122‧‧‧Light source group  131‧‧‧Lighting elements  132‧‧‧Light guide plate  141‧‧‧First sensing layer  142‧‧‧Second sensing layer  150‧‧‧Lighting layer  151‧‧‧First Shade  151a‧‧‧First patterned opening  152‧‧‧Second shade  152a‧‧‧Second patterned opening  152b‧‧‧The third patterned opening  160‧‧‧ proximity sensor  171, 172‧‧‧ light color layer  200‧‧‧ cover  200a‧‧‧ first side  200b‧‧‧ second side  210‧‧‧First groove  210s‧‧‧ bottom  220‧‧‧second groove  300‧‧‧ button soft board  300a‧‧‧ first side  300b‧‧‧ second side  310‧‧‧Flexible Department  320‧‧‧ identification pattern  KA‧‧‧ button area  SA‧‧‧Light penetration zone  TA‧‧ touch area  I-I’‧‧‧ cut line  

1 is a schematic diagram of an electronic device according to an embodiment of the present invention.  2 is a schematic cross-sectional view of the electronic device of FIG. 1.  3 is a schematic cross-sectional view of an electronic device according to another embodiment of the present invention.  

Claims (10)

An electronic device comprising:  case;  a cover plate disposed on the housing, wherein the cover has a first side, a second side facing the first side and facing the housing, a plurality of first recesses on the first side, and a second groove on the first side, and the first grooves are juxtaposed to the second groove;  The first sensing layer is disposed on the second side of the cover, and is disposed on the first recesses to define a plurality of button areas;  The second sensing layer is disposed on the second side of the cover, and is disposed on the second recess to define the touch area.   The electronic device of claim 1, further comprising at least one proximity sensor disposed between the housing and the cover, and opposite to the second recess, wherein the second sensing layer is located The proximity sensor is between the cover and the cover. The electronic device as claimed in claim 2, further comprising:  The light shielding layer includes a first light shielding portion and a second light shielding portion, wherein the first light shielding portion is disposed between the cover plate and the first sensing layer, and the second light shielding portion is disposed on the cover plate and the second sensing portion Between the layers, the first light shielding portion has a plurality of first patterned openings located in the first grooves;  The first light source group is disposed between the first sensing layer and the housing.   The electronic device of claim 3, wherein the second light shielding portion has a light penetrating region, and the pair is located at the second groove and the proximity sensor for infrared light to pass through, and the first A light source group extends between the second sensing layer and the housing. The electronic device of claim 3, wherein the second light shielding portion further has a second patterned opening, the pair being located in the second groove. The electronic device of claim 5, further comprising a light transmissive color layer disposed in the second patterned opening. The electronic device of claim 3, further comprising a second light source group disposed between the second sensing layer and the housing. The electronic device of claim 3, further comprising a plurality of light-transmissive color layers disposed in the first patterned openings. The electronic device of claim 1, further comprising a button soft board detachably disposed on the first side of the cover, wherein the button soft board has a first side opposite to the first side a second surface and a plurality of elastic portions on the first surface, the first surface facing the first grooves. The electronic device of claim 9, wherein the button soft board further has a plurality of identification patterns on the second surface, and each of the identification pattern pairs is located in the first recess.