Abstract: A multi-screen display apparatus includes two display screens, an optical element and an optical element fixing mechanism. The two display screens are arranged adjacent to each other, wherein the two display screens have an included angle. Each of the display screens has a display area and a frame surrounding the display area. The optical element is disposed between the two display screens and covers two adjacent sides of the frames of the two display screens and portions of the display areas of the two display screens. The optical element fixing mechanism includes a fixing cord, and the fixing cord is configured to fix the optical element to one of the two display screens.

Abstract: The invention provides a display device including a panel module, a reflection module and a light guide module. The panel module has a display area for displaying an image and a perspective area for displaying a background. The reflection module is disposed at a side of the panel module. A reflective sheet on the reflection module faces the panel module. The shape and position of the reflective sheet correspond to the shape and position of the display area, respectively. The light guide module includes a light guide plate and a light source. The light guide module is disposed between the panel module and the reflection module. The light guide plate has a plurality of optical microstructures, and light emitted by the light source is at least partially directed away from the panel module by the optical microstructures and is transmitted to the reflection module.

Abstract: A display apparatus including a display, a prism module and a filter layer is provided. The prism module is disposed on the display. The prism module includes a transparent substrate and a plurality of prism structures. The prism structures are located on the transparent substrate, and a plurality of tips of the prism structures is located away from the display. The filter layer is disposed between the prism module and the display, or the prism module is disposed between the filter layer and the display.

Abstract: A multi-screen display apparatus includes two display screens, an optical element and an optical element fixing mechanism. The two display screens are arranged adjacent to each other, wherein the two display screens have an included angle. Each of the display screens has a display area and a frame surrounding the display area. The optical element is disposed between the two display screens and covers two adjacent sides of the frames of the two display screens and portions of the display areas of the two display screens. The optical element fixing mechanism includes a fixing cord, and the fixing cord is configured to fix the optical element to one of the two display screens.

Abstract: Display apparatus with multi screens and corresponding display signal control method are provided. The display apparatus with multi screens includes a plurality of display screens arranged adjacent one by one and a prismatic structure optical element. At least two adjacent display screens of the plurality of display screens have an included angle between 90-180 degrees. Each display screen includes a display area and a frame surrounding the display area. The prismatic structure optical element is arranged between the two adjacent display screens with the included angle and to cover two adjacent side edges of the frames of the two adjacent display screens and a portion of the two display areas. The prismatic structure optical element includes a base and a plurality of prisms disposed on the base and arranged adjacent one by one. An extension direction of the prism is substantially parallel to the two adjacent side edges.

Abstract: The invention provides a display device including a panel module, a reflection module and a light guide module. The panel module has a display area for displaying an image and a perspective area for displaying a background. The reflection module is disposed at a side of the panel module. A reflective sheet on the reflection module faces the panel module. The shape and position of the reflective sheet correspond to the shape and position of the display area, respectively. The light guide module includes a light guide plate and a light source. The light guide module is disposed between the panel module and the reflection module. The light guide plate has a plurality of optical microstructures, and light emitted by the light source is at least partially directed away from the panel module by the optical microstructures and is transmitted to the reflection module.

Abstract: A display apparatus including a display, a prism module and a filter layer is provided. The prism module is disposed on the display. The prism module includes a transparent substrate and a plurality of prism structures. The prism structures are located on the transparent substrate, and a plurality of tips of the prism structures is located away from the display. The filter layer is disposed between the prism module and the display, or the prism module is disposed between the filter layer and the display.

Abstract: A prism group, configured to cover a portion of a visible area and a portion of a non-visible area of a display module, includes a first prism and a second prism. The first prism disposed on the visible area includes a main body and a platform. The main body has a first light incident surface, a first light emitting surface and a first inclined surface. The first light incident surface faces to the visible area. The first light emitting surface is nearby the non-visible area and connected to the first light incident surface. The first inclined surface is connected between the first light incident surface and the first light emitting surface. The platform is opposite to the non-visible area and connected to the first light emitting surface. The second prism is disposed between the non-visible area and the platform. A display device having the prism group is also provided.

Abstract: A display apparatus including a display device having a display area and a frame area surrounding the display area, a prism module and a transparent element is provided. The corner regions of the frame are adjacent to the corners of the display area respectively. The prism module includes at least one corner prism set disposed on at least one of the corner regions. The transparent element is disposed between the display device and the prism module, and covers the corner regions. The transparent element includes a light entering surface facing the display device, a light exiting surface, and a plurality of side surfaces connected with the light entering surface and the light exiting surface. At least one of the side surfaces located in the corner regions is an inclined surface. The light entering surface connected to the inclined surface is retracted in a direction toward the display area.

Abstract: Structures and formation methods of a semiconductor device structure are provided. The semiconductor device structure includes a fin structure over a semiconductor substrate. The semiconductor device structure also includes an isolation feature over the semiconductor substrate. The fin structure is surrounded by the isolation feature. The semiconductor device structure further includes a gate stack covering the fin structure. In addition, the semiconductor device structure includes a source or drain (S/D) structure covering the fin structure. The semiconductor device structure also includes a conductive contact connected to the S/D structure. The conductive contact includes a first portion and a second portion. The second portion extends from the first portion to the S/D structure. The first portion has a first width adjoining the second portion. The second portion has a second width greater than the first width.

Abstract: A prism group, configured to cover a portion of a visible area and a portion of a non-visible area of a display module, includes a first prism and a second prism. The first prism disposed on the visible area includes a main body and a platform. The main body has a first light incident surface, a first light emitting surface and a first inclined surface. The first light incident surface faces to the visible area. The first light emitting surface is nearby the non-visible area and connected to the first light incident surface. The first inclined surface is connected between the first light incident surface and the first light emitting surface. The platform is opposite to the non-visible area and connected to the first light emitting surface. The second prism is disposed between the non-visible area and the platform. A display device having the prism group is also provided.

Abstract: Display apparatus with multi screens and corresponding display signal control method are provided. The display apparatus with multi screens includes a plurality of display screens arranged adjacent one by one and a prismatic structure optical element. At least two adjacent display screens of the plurality of display screens have an included angle between 90-180 degrees. Each display screen includes a display area and a frame surrounding the display area. The prismatic structure optical element is arranged between the two adjacent display screens with the included angle and to cover two adjacent side edges of the frames of the two adjacent display screens and a portion of the two display areas. The prismatic structure optical element includes a base and a plurality of prisms disposed on the base and arranged adjacent one by one. An extension direction of the prism is substantially parallel to the two adjacent side edges.

Abstract: A display device includes a display and a prism module. The display has a display area and a frame area surrounding the display area. The display area has a plurality of corners. The prism module includes a first prism and a second prism. The first prism is located on an edge area of the display area. The first prism includes a plurality of first corner portions. Each first corner portion is correspondingly arranged in a corner of the display area. Each first corner portion has a first free-form curved surface. The second prism is located on the frame area and is conformally disposed beside the first prism. The second prism includes a plurality of second corner portions. Each second corner portion has a second free-form curved surface. The second free-form curved surface faces the first free-form curved surface. A prism module is also provided.

Abstract: A display device includes a display and a prism module. The display has a display area and a frame area surrounding the display area. The display area has a plurality of corners. The prism module includes a first prism and a second prism. The first prism is located on an edge area of the display area. The first prism includes a plurality of first corner portions. Each first corner portion is correspondingly arranged in a corner of the display area. Each first corner portion has a first free-form curved surface. The second prism is located on the frame area and is conformally disposed beside the first prism. The second prism includes a plurality of second corner portions. Each second corner portion has a second free-form curved surface. The second free-form curved surface faces the first free-form curved surface. A prism module is also provided.

Abstract: A display apparatus including a display device having a display area and a frame area surrounding the display area, a prism module and a transparent element is provided. The corner regions of the frame are adjacent to the corners of the display area respectively. The prism module includes at least one corner prism set disposed on at least one of the corner regions. The transparent element is disposed between the display device and the prism module, and covers the corner regions. The transparent element includes a light entering surface facing the display device, a light exiting surface, and a plurality of side surfaces connected with the light entering surface and the light exiting surface. At least one of the side surfaces located in the corner regions is an inclined surface. The light entering surface connected to the inclined surface is retracted in a direction toward the display area.