TWI384315B - Displaying apparatus - Google Patents

Description

Imaging device

The present invention relates to a developing device, and more particularly to a portable developing device.

Please refer to FIG. 1 , which illustrates a schematic diagram of a conventional notebook computer. The conventional notebook computer 100 includes a display 110, a host 120, and a projection module 130. The display 110 is pivotally connected to the host 120. The projection module 130 is disposed on the display 110. When the projection module 130 is activated, the projection module 130 projects an image beam L1 onto a screen S1.

Please refer to FIG. 2, which illustrates a schematic diagram of another conventional notebook computer. The notebook computer 200 is different from the notebook computer 100 in that the projection module 230 of the notebook computer 200 is disposed on its host computer 220.

However, in the notebook computer 100 and the notebook computer 200, the displays 110, 210 and the projection modules 130, 230 each have their own light source (not shown). Therefore, the light sources of the notebook computer 100 consume a large amount of electric energy and generate a large amount of heat energy, and the light sources of the notebook computer 200 consume a large amount of electric energy and generate more heat energy.

The invention provides a developing device, wherein a display and a projection module share a light source.

Other objects and advantages of the present invention will become apparent from the technical features disclosed herein.

In order to achieve one or a part or all of the above or other purposes, an embodiment of the present invention provides a developing device, which includes a display, an illuminant module and a projection module. The display includes a light guide plate and a display panel. The light guide plate has a first light incident surface and a first light emitting surface. The first light incident surface intersects the first light exit surface. The display panel is disposed on the first light emitting surface.

A light source module includes a light guide bar, a shade cover, a light emitting element and a shade plate. The light guiding rod is disposed beside the first light incident surface and has a second light incident surface, a second light emitting surface and a side surface. The second light incident surface and the second light exit surface are opposite to each other, and a part of the side surface faces the first light incident surface. The side has a light emitting zone and a reflective zone, and the reflective zone is located outside the light exiting zone. The hood surrounds a portion of the side and has a side opening and an end opening and a second port opposite to each other. The first port exposes the second light incident surface, and the second port exposes the second light exit surface. The lateral opening exposes a portion of the side and the hood is adapted to rotate relative to the light guide.

The illuminating element is disposed adjacent to the second light incident surface and is adapted to emit an illumination beam toward the second light incident surface. The illumination beam passes through the interior of the light guide bar and exits from the second exit surface or exit region.

The light shielding sheet is adjacent to the second light emitting surface. The light shielding sheet is adapted to move relative to the second light exiting surface to shield the illumination light beam emitted from the second light exiting surface. The projection module is disposed beside the second light-emitting surface, and is adapted to receive the illumination beam emitted by the second light-emitting surface.

In an embodiment of the invention, the developing device further includes a driving module having a first gear, a second gear and an adjusting element. The first gear and the second gear are respectively axially disposed on one of the first axis and the second axis parallel to each other. The first gear is sleeved on the light guide bar, the second gear is meshed with the first gear, and the adjustment member is coupled to the second gear.

In an embodiment of the invention, the display has a housing, a portion of the adjustment member, the first gear and the second gear are located within the housing, and another portion of the adjustment member is exposed outside the housing.

In an embodiment of the invention, the projection module comprises a light valve and a projection lens. The light valve is located on the transmission path of the illumination beam emerging from the second light exit surface and is adapted to convert the illumination beam into an image beam. The projection lens is located on the transmission path of the image beam and is adapted to project the image beam onto a screen.

In an embodiment of the invention, the light exiting area on the side of the light guiding rod can be processed by ink printing or other roughening and roughening.

In an embodiment of the invention, the lateral opening is toward the first light incident surface.

The light source module of the developing device of the embodiment of the invention can be selectively used as an illumination source of the display or the projection module, that is, the display and the projection module share the light source module. Therefore, the light source module of the developing device of the present embodiment consumes less power and generates less heat energy than conventional techniques.

The above and other objects, features and advantages of the embodiments of the present invention will become more <RTIgt;

The foregoing and other technical aspects, features, and advantages of the present invention will be apparent from the Detailed Description of the <RTIgt; The directional terms mentioned in the following embodiments, such as up, down, left, right, front or back, etc., are only directions referring to the additional drawings. Therefore, the directional terminology used is for the purpose of illustration and not limitation.

3 is a perspective view of a developing device according to an embodiment of the invention. 4 is a perspective view showing a part of the components of the developing device of FIG. 3. FIG. 5 is a top plan view showing a part of the components of the developing device of FIG. 3. FIG. Referring to FIG. 3, FIG. 4 and FIG. 5, the display device 300 of the present embodiment is, for example, a portable notebook computer, which includes a display 310, a light source module 320, a projection module 330, and a The drive module 340 is coupled to a host 350. The display 310 is pivotally connected to the host 350. The display 310 includes a light guide plate 312, a display panel 314 and a casing 316. The light guide plate 312 is disposed in the outer casing 316, and the light guide plate 312 has a first light incident surface 312a and a first light exit surface 312b. The first light incident surface 312a intersects the first light exit surface 312b. The display panel 314 is disposed in the outer casing 316 and on the first light-emitting surface 312b. The display panel 314 of this embodiment is, for example, a liquid crystal display panel, and an opening 316a of the outer casing 316 exposes one display area 314a of the display panel 314.

6 is a perspective view showing a part of components of the light source module of the developing device of FIG. 3. FIG. 7 is a partially exploded perspective view showing a portion of the components of the light source module of FIG. 6. Referring to FIG. 3 , FIG. 4 , FIG. 5 , FIG. 6 and FIG. 7 , the light source module 320 includes a light guiding rod 322 , a light shielding cover 324 , a light emitting element 326 and a light shielding sheet 328 . Light guide bar 322 is located within housing 316 of display 310. The light guiding rod 322 is disposed beside the first light incident surface 312a of the light guide plate 312, and the light guiding rod 322 has a second light incident surface 322a, a second light emitting surface 322b and a side surface 322c. The second light incident surface 322a and the second light exit surface 322b are opposed to each other, and the partial side surface 322c faces the first light incident surface 312a. In this embodiment, the second light-emitting surface 322b is a concave spherical surface.

The side surface 322c of the light guiding rod 322 has a light exiting area E1 and a reflective area R1, and the reflective area R1 is located outside the light exiting area E1. It should be noted that the refractive index of the light guiding rod 322 is greater than the refractive index of the external environment medium (for example, air), and the light exiting area E1 of the side surface 322c can be surface treated in advance, for example, ink printing or other roughening processing. The light entering the inside of the light guiding rod 322 can be emitted from the light exiting area E1 of the light guiding rod 322 and totally reflected in the reflective area R1. However, in another embodiment, the reflective region R1 can be formed by coating the reflective layer on the side 322c.

The hood 324 is located within the outer casing 316 of the display 310. The hood 324 surrounds a portion of the side surface 322c of the light guiding rod 322, and the hood 324 has a side opening 324a and a first port 324b and a second port 324c opposite to each other. The first port 324b exposes the second light incident surface 322a of the light guiding rod 322, and the second port 324c exposes the second light emitting surface 322b of the light guiding rod 322. The lateral opening 324a exposes a portion of the side 322c and the hood 324 is adapted to rotate relative to the light guide bar 322. In this embodiment, the hood 324 is fixed in the outer casing 316 of the display 310, and the lateral opening 324a faces the first light incident surface 312a of the light guide plate 312.

Light emitting element 326 is located within housing 316 of display 310. The light-emitting element 326 is, for example, a light-emitting diode element disposed adjacent to the second light-incident surface 322a of the light-guiding rod 322 and adapted to emit an illumination beam L2 toward the second light-incident surface 322a. The illumination light beam L2 passes through the inside of the light guiding rod 322 and is emitted from the second light-emitting surface 322b or the light-emitting area E1 (described later).

The light shielding sheet 328 includes a body 328a and an adjustment portion 328b. The sheet 328a is located within the outer casing 316 of the display 310 and the partial adjustment portion 328b is exposed outside of the outer casing 316 of the display 310. The sheet 328a of the light shielding sheet 328 is adjacent to the second light emitting surface 322b of the light guiding rod 322, and the light shielding sheet 328 is adapted to move relative to the second light emitting surface 322b. In addition, the projection module 330 is located in the outer casing 316 of the display 310 and disposed adjacent to the second light-emitting surface 322b, and is adapted to receive the illumination light beam L2 emitted by the second light-emitting surface 322b.

Referring to FIG. 3 , FIG. 4 and FIG. 5 , the driving module 340 has a first gear 342 , a second gear 344 and an adjusting component 346 . The first gear 342 is sleeved on the light guiding rod 322, the second gear 344 is meshed with the first gear 342, and the adjusting member 346 is connected to the second gear 344. The first gear 342 is axially disposed on the first axis A1 which is one of the axial directions in which the light guiding rod 322 extends, and the second gear 344 is axially disposed on the second axis A2 which is one of the parallel first axes A1. In other words, the first gear 342 and the second gear 344 have a first axis A1 and a second axis A2 as their central axes, respectively, and the first gear 342 and the second gear 344 respectively have the first axis A1 and the second axis A2 as axes. Make a turn. In addition, the first gear 342, the second gear 344 and the partial adjustment member 346 are located within the outer casing 316 of the display 310, and the other portion of the adjustment member 346 is exposed outside of the outer casing 316 of the display 310.

The manner of use of the developing device 300 will be described below. Figure 8 is a schematic view showing a portion of the components of the developing device of Figure 3 in a first use state. 9 is a schematic view showing a part of the components of the developing device of FIG. 3 in a second use state. Referring to FIG. 3, FIG. 6, FIG. 7 and FIG. 8, when the light exiting area E1 of the side surface 322c of the light guiding rod 322 faces the first light incident surface 312a of the light guide plate 312, and the sheet body 328a of the light shielding sheet 328 shields the light guiding rod. When the second light-emitting surface 322b is 322, the illumination light beam L2 emitted by the light-emitting element 326 is emitted from the light-emitting area E1, and then passes through the first light-incident surface 312a to enter the light guide plate 312. In other words, at this time, the light-emitting element 326 serves as an illumination source of the display panel 314 of the display 310.

Referring to FIG. 3, FIG. 6, FIG. 7 and FIG. 9, when the user rotates the adjusting member 346 such that the reflecting area R1 of the side surface 322c of the light guiding rod 322 faces the first light incident surface 312a of the light guide plate 312, and when the user When the adjusting portion 328b of the light shielding sheet 328 is such that the sheet 328a of the light shielding sheet 328 does not shield the second light emitting surface 322b of the light guiding rod 322, the illumination light beam L2 emitted by the light emitting element 326 is emitted by the second light emitting surface 322b of the light guiding rod 322. The exit is then utilized by the projection module 330. In other words, at this time, the light-emitting element 326 serves as an illumination source of the projection module 330.

In other words, the projection module 330 of the embodiment includes a light valve 332 and a projection lens 334. The light valve 332 is located on the transmission path of the illumination light beam L2 emitted from the second light-emitting surface 322b of the light guiding rod 322, and is adapted to convert the illumination light beam L2 into an image light beam L3. The projection lens 334 is located on the transmission path of the image light beam L3 and is adapted to project the image light beam L3 to a screen S2.

Based on the above, the light source module 320 of the developing device 300 of the present embodiment can be selectively used as the illumination source of the display 310 or the projection module 330, that is, the display 310 and the projection module 330 share the light source module 320. Therefore, the light source module 320 of the developing device 300 of the present embodiment consumes less electric energy and generates less heat energy than the conventional technology.

It should be noted that the adjustment manner of the light guiding rod 322 and the light shielding sheet 328 in this embodiment is designed to be manually adjusted by the user. In another embodiment, the manner in which the light guiding rod 322 and the light shielding sheet 328 are adjusted can be designed to be automatically adjusted. That is, after the user can press a switch button (not shown) on the host 350, the light guide bar 322 and the light shield 328 can be automatically adjusted to the position.

In summary, the developing device of the embodiment of the present invention has at least one of the following or other advantages. The light source module of the developing device of the embodiment of the invention can be selectively used as an illumination source of the display or the projection module, that is, the display and the projection module share the light source module. Therefore, the light source module of the developing device of the present embodiment consumes less power and generates less heat energy than conventional techniques.

Although the present invention has been disclosed in the above embodiments, it is not intended to limit the present invention, and the present invention may be modified and modified without departing from the spirit and scope of the invention. The scope is subject to the definition of the scope of the patent application attached. In addition, any of the objects or advantages or features of the present invention are not required to be achieved by any embodiment or application of the invention. In addition, the abstract sections and headings are only used to assist in the search of patent documents and are not intended to limit the scope of the invention.

100, 200. . . Notebook computer

110, 210, 310. . . monitor

120, 220, 350. . . Host

130, 230, 330. . . Projection module

300. . . Imaging device

312. . . Light guide

312a. . . First entrance surface

312b. . . First illuminating surface

314. . . Display panel

314a. . . Display area

316. . . shell

316a. . . Opening

320. . . Light source module

322. . . Light guide

322a. . . Second entrance surface

322b. . . Second illuminating surface

322c. . . side

324. . . Hood

324a. . . Lateral opening

324b. . . First port

324c. . . Second port

326. . . Light-emitting element

328. . . Sunshade

328a. . . Sheet

328b. . . Adjustment department

332. . . Light valve

334. . . Projection lens

340. . . Drive module

342. . . First gear

344. . . Second gear

346. . . Adjustment piece

A1. . . First axis

A2. . . Second axis

E1. . . Light exit area

L1, L3. . . Image beam

L2. . . Illumination beam

R1. . . Reflection zone

S1, S2. . . Screen

FIG. 1 is a schematic diagram of a conventional notebook computer.

2 is a schematic diagram of another conventional notebook computer.

3 is a perspective view of a developing device according to an embodiment of the invention.

4 is a perspective view showing a part of the components of the developing device of FIG. 3.

FIG. 5 is a top plan view showing a part of the components of the developing device of FIG. 3. FIG.

6 is a perspective view showing a part of components of the light source module of the developing device of FIG. 3.

FIG. 7 is a partially exploded perspective view showing a portion of the components of the light source module of FIG. 6.

Figure 8 is a schematic view showing a portion of the components of the developing device of Figure 3 in a first use state.

9 is a schematic view showing a part of the components of the developing device of FIG. 3 in a second use state.

312. . . Light guide

312a. . . First entrance surface

312b. . . First illuminating surface

320. . . Light source module

322. . . Light guide

322a. . . Second entrance surface

322b. . . Second illuminating surface

322c. . . side

324. . . Hood

324a. . . Lateral opening

326. . . Light-emitting element

328. . . Sunshade

328a. . . Sheet

328b. . . Adjustment department

330. . . Projection module

340. . . Drive module

342. . . First gear

344. . . Second gear

346. . . Adjustment piece

A1. . . First axis

A2. . . Second axis

L2. . . Illumination beam

Claims (6)

A display device includes: a display comprising: a light guide plate having a first light incident surface and a first light exiting surface, wherein the first light incident surface intersects the first light emitting surface; and a display panel The light source module is disposed on the first light incident surface and has a second light incident surface, a second light emitting surface and a side surface, wherein the light source module is disposed on the first light incident surface. The second light-incident surface and the second light-emitting surface are opposite to each other, and the side surface faces the first light-incident surface, the side surface has a light-emitting area and a reflection area, and the reflection area is located outside the light-emitting area; Surrounding a portion of the side and having a side opening opposite to one of the first port and a second port, wherein the first port exposes the second light incident surface, the second port exposes the second light emitting surface, the side Exposing a portion of the side surface to the opening, and the hood is adapted to rotate relative to the light guiding rod; a light emitting element disposed adjacent to the second light incident surface and adapted to emit an illumination beam toward the second light incident surface, wherein The illumination beam passes through the interior of the light guide bar The second light exiting surface or the light exiting area is emitted; and a light shielding sheet adjacent to the second light emitting surface, wherein the light shielding sheet is adapted to move relative to the second light emitting surface to shield the illumination emitted by the second light emitting surface And a projection module disposed adjacent to the second light-emitting surface and adapted to receive the illumination beam emitted by the second light-emitting surface. The display device of claim 1, further comprising a driving module having a first gear, a second gear and an adjusting component, wherein the first gear and the second gear are respectively axially disposed on One of the first axis and the second axis parallel to each other, the first gear is sleeved on the light guiding rod, the second gear is meshed with the first gear, and the adjusting member is coupled to the second gear. The image forming apparatus of claim 2, wherein the display has a casing, a part of the adjusting member, the first gear and the second gear are located in the casing, and another part of the adjusting member is exposed to the Outside the casing. The imaging device of claim 1, wherein the projection module comprises: a light valve located on a transmission path of the illumination beam emitted by the second light exiting surface, and adapted to convert the illumination beam An image beam; and a projection lens located on the transmission path of the image beam and adapted to project the image beam onto a screen. The developing device of claim 1, wherein the light exiting area of the side of the light guiding rod can be processed by ink printing or other roughening and roughening. The imaging device of claim 1, wherein the lateral opening faces the first light incident surface.