Abstract: A direct-viewing type display device according to the present invention includes: at least one display panel having a display region and a frame region formed outside of the display region; and at least one Fresnel lens plate disposed on a viewer side of the at least one display panel with a predetermined interval therefrom. The Fresnel lens plate includes a Fresnel lens region at a position overlapping a region that contains a portion of the frame region of the display panel and a portion of a peripheral display region within the display region that adjoins the portion of the frame region along a first axis. A portion of display light exiting the portion of the peripheral display region is emitted from a region of the Fresnel lens region that overlaps a portion of the frame region, or a region outside the region, toward the viewer side.

Abstract: A building material in which an image can be displayed on a transparent plate such as a windowpane is realized using a configuration that is simple and low-cost. A window member (5) includes a display panel (11) having a display region (11a) that can switch between a light transmitting state and a non-light-transmitting state and a frame region (11b) serving as a non-display region formed on an outer side of the display region (11a), a light-transmitting cover (40) disposed on the display panel so as to cover at least a part of the frame region (11b) and at least a part of the display region (11a) that is adjacent to the frame region (11b), and a pair of windowpanes (3, 3) that are held in parallel in the window frame (2). The light-transmitting cover (40) is shaped such that the thickness thereof decreases from the display region (11a) toward the frame region (11b).

Abstract: A light guide sheet (20A) in a display device (100a) according to the present invention includes a light guide element (21A) and a light-transmitting cover sheet (26a). The light guide element has a light-receiving surface (21a) and a side face (21c) which are parallel to a first direction and substantially orthogonal to each other, and an outgoing surface (21b) being formed between the light-receiving surface and the side face and constituting an acute angle with the light-receiving surface. The light-transmitting cover sheet has first and second principal faces which are parallel to the first direction and parallel to each other, and a first side face being formed between the first principal face and the second principal face and constituting an acute angle with the second principal face.

Abstract: The present invention includes: a view angle data detecting section (28) for detecting a view angle, which is the angle of an observer's line of sight with respect to a display section (40) and preparing view angle data; an interpolation video image data preparing section (20) for preparing, on the basis of the view angle data, an interpolation video image data item, which is a video image data item having a gray scale level that is between respective gray scale levels of individual original video image data items for pixels adjacent to each other; and a control signal generating circuit section (16) for selecting, from original video image data items and the interpolation video image data arranged together, video image data items (i) in a number equal to the number of pixels and (ii) at a substantially equal interval.

Abstract: A display unit according to the present invention (100a) includes at least one display panel (10) and at least one light-transmitting cover (20) disposed on a viewer's side of the at least one display panel; the at least one light-transmitting cover includes a planar portion (24) having a viewer-side surface (24a) which is a plane, and a curved surface portion (22) adjoining the planar portion along a first axis, the curved surface portion (22) having a viewer-side surface (22a) which is a curved surface; and the planar portion includes a slope portion such that the distance between a viewer-side surface and a rear surface decreases away from the curved surface portion along the first axis. According to the present invention, a direct-viewing type display unit and display device which are thinner than conventional are provided.

Abstract: A folding type display device (100A) according to the present invention includes first and second display units (100a, 100a?) and a biaxial hinge device (30) for coupling the first and second display units such that the first and second display units are rotatable around first and second rotation axes (L1, L2). The first and second display units include first and second display panels (10, 10?) and first and second light-transmissive covers (20, 20?). The first and second light-transmissive covers include first and second flat portions (24, 24?) having flat viewer-side surfaces (24a, 24a?) and first and second curved portions (22, 22?) having viewer-side surfaces (22a, 22a?) which are parts of cylindrical curved surfaces centered around first and second central axes (C1, C2). The first and second rotation axes of the biaxial hinge device match the first and second central axes.

Abstract: A direct-viewing type display device (100) according to the present invention includes a display panel (10) including a display region (10A) which has a plurality of pixel lines (18) extending in a first direction and a frame region (10F), the display region and the frame region having a border extending in the first direction therebetween; and a light-transmitting cover (20). The plurality of pixel lines include a first pixel line (18a) adjoining the border, a second pixel line (18b), and a third pixel line (18c). The first pixel line, the second pixel line and the third pixel line are of different colors from each other. The light-transmitting cover includes a lens portion (22) located so as to stride over the border, the lens portion refracting a part of light, going out from the display region, toward the frame region. A light diffusion structure (60) is provided between the lens portion and a part of the display panel including the first pixel line, the second pixel line and the third pixel line.

Abstract: A direct-viewing type display device (100A) of the present invention includes: a display panel which has a display region (10A) that can be altered into a transparent state and a frame region (10F) provided outside the display region; and a light-transmitting cover (20) provided on a front side of the display panel. The light-transmitting cover includes a lens portion (22) positioned so as to overlap a region that includes part of the frame region of the display panel and part of a peripheral display region (10D) within the display region which adjoins the part of the frame region. The display device further includes a housing (30) which has a housing portion (36) provided at least on a side surface (10b) of the display panel. Part of light going out from the part of the peripheral display region and/or part of light entering the housing portion on a rear side goes out on a front side of the housing portion (36).

Abstract: A display device (100) includes a plurality of display panels having a display region (31a, 31b) and a frame region (30a, 30b). The plurality of display panels include first and second display panels adjoining each other (10a, 10b); the frame region (30a) of the first display panel is overlapped by a side face (18b) of the second display panel so that an angle ? defined by viewer-side surfaces (17a, 17b) is more than 0° but less than 180°; first and second light guide elements (20a, 20b) are disposed on the viewer's side of peripheral display regions (32a, 32b); the light guide elements have an incident face, an outgoing face, and a plurality of light guiding portions; the distance between the incident face and the outgoing face increases away from the peripheral display region and toward the frame region; the volume of the first light guide element is larger than the volume of the second light guide element; and the outgoing faces of the first and second light guide elements are covered by a functional film.

Abstract: A direct-viewing type display device 100A includes: at least one display panel 10 which has a display region 10A and a frame region 10F provided outside the display region, the display region 10A and the frame region 10F being separated by a boundary B1 extending in a first direction D1; and at least one light-transmitting cover 20 provided on a viewer side of the at least one display panel 10. The at least one light-transmitting cover 20 includes a lens portion 22 which is disposed astride the boundary B1, the lens portion 22 being configured to refract part of light going out from the display region 10A in the frame region 10F. A light exit surface 22a of the lens portion 22 is a curved surface, and at least part of the light exit surface 22a is provided with an antireflection treatment. According to the present invention, a direct-viewing type display device is provided in which the frame region of the display panel is obscured, and reflection of the environment in the lens portion is prevented.

Abstract: A direct-viewing type display device 100A includes: a display panel which has a display region 10A and a frame region 10F provided outside the display region; and a light-transmitting cover 20 provided on a viewer's side of the display panel. The light-transmitting cover includes a lens portion 22 positioned so as to overlap a region that includes part of the frame region of the display panel and part of a peripheral display region 10D within the display region which adjoins the part of the frame region. The display device further includes a housing 30 which has a housing portion 36 provided at least on a side surface 10b of the display panel. Part of light going out from the part of the peripheral display region and/or part of light entering the housing portion on a rear side goes out on a viewer's side of the housing portion 36. According to the present invention, a direct-viewing type display device is provided which includes a sole display panel and in which the frame is visually obscured.

Abstract: A direct-viewing type display device 100a includes a display panel 10 having a display region 31 and a frame region 30 formed outside the display region; and a light guide element 20 having an incident face 21, an outgoing face 22, and a plurality of light guide portions formed between the incident face 21 and the outgoing face 22. The plurality of light guide portions include a transparent portion; the transparent portion has a metal portion provided in at least a part of a side face thereof; the incident face 21 of the light guide element 20 is disposed to overlap a part 32 of a peripheral display region adjoining the frame region 30 of the display panel 10 along a first axis J1 and to be parallel to a surface of the display panel 10; and a distance between the outgoing face 22 and the incident face 21 of the light guide element 20 increases along the first axis J1 from the part 32 of the peripheral display region toward the frame region 30.

Abstract: A direct-viewing type display device 100a includes a display panel 100 having a display region 120 including pixels arrayed in a row direction and a column direction and a frame region 130 provided outside the display region, such that a first border line B1 and a second border line B2 exist between the display region and the frame region; and a light-transmitting cover 200 disposed on the viewer's side.

Abstract: Provided is a liquid crystal display unit that offers high visibility irrespective of the brightness of the surrounding environment and that achieves a reduction in electric power consumption as well as in cost. The liquid crystal display unit is provided with a liquid crystal layer 6, two substrates 1 and 2 that sandwich the liquid crystal layer 6, and a backlight 50 that sequentially emits light of a plurality of colors. Here, one picture element is composed of three R, G, and B pixels that serve as a reflective region, and a pixel having a transparent layer W that serves as a transmissive region. Configured in this way, in the transmissive region, the light from the backlight 50 passes through the transparent electrode 4, so that a transmissive display is performed; in the reflective region, the light is reflected from the reflective electrode 5, so that a reflective display is performed.

Abstract: A display device of the present invention includes: an illumination device that emits light; first and second substrates provided opposite each other; and the first substrate being disposed closer to the backlight device than the second substrate is; and a plurality of microlenses (2) provided on the surface, opposite the backlight device, of the first substrate, the plurality of microlenses converging light (7) emitted from the illumination device, the first substrate having a plurality of pixels (Px) disposed in a matrix, each of the pixels including: a transparent region (Tr) through which light passes; and a reflective region (Rf) from which light is reflected, wherein the light (7) emitted from the illumination device is converged onto the transparent region (Tr) through the microlens (2), wherein an uneven section (19) with convexities and concavities is provided between the neighboring microlenses (2) on the surface of the first substrate which surface is opposite the illumination device (3).

Abstract: A direct-viewing type display device 100 according to the present invention includes a plurality of display panels, having display regions 31a and 31b and frame regions 30a and 30b.

Abstract: A direct-viewing type display device includes: a display panel 10 having a display region 10A and a frame region 10F provided outside the display region, with a boundary extending along a first direction between the display region and the frame region, the display region having a plurality of pixels arrayed therein; and a light-transmitting cover 14 disposed on the viewer's side. The light-transmitting cover includes a lens portion 141 disposed astride the boundary for refracting a portion of light going out from the display region toward the frame region. The lens portion refracts the light so that light emitted from the plurality of pixels in the display region has a substantially equal pitch on a plane which is perpendicular to the first direction. A line of intersection 1412 between the plane which is perpendicular to the first direction and a viewer-side surface 1411 of the lens portion is a curve which is not a circular arc.

Abstract: A direct-viewing type display device according to the present invention includes: at least one display panel 10 having a display region 10A and a frame region 10F provided outside the display region, with a boundary extending along the first direction between the display region and the frame region; and at least one light-transmitting cover 14 disposed on a viewer's side of the at least one display panel. The at least one light-transmitting cover includes a lens portion 141 disposed astride the boundary for refracting a portion of light going out from the display region toward the frame region; and a viewer-side surface 1411 of the lens portion is a curved surface, and a rear-side surface 1412 of the lens portion is also a curved surface.

Abstract: A direct-viewing type display device 100a includes: a display panel 10 having a display region 31 and a frame region 30 formed outside the display region; and a light guide element 21A having an incident face 21a, an outgoing face 21b, and a plurality of light guide paths formed between the incident face and the outgoing face. The incident face of the light guide element is disposed so as to overlap a portion 32 of a peripheral display region adjoining the frame region of the display panel along the first axis, and be parallel to the surface of the display panel. The outgoing face 21b of the light guide element has a distance from the incident face 21a that increases away from the portion 32 of the peripheral display region and toward the frame region 30 along the first axis, and extends to a position overlapping the frame region 30.

Abstract: The present invention provides a pressure sensitive adhesive sheet and a display device which can facilitate production of a display device having a front plate and reduce the thickness of such a display device. The present invention is a pressure-sensitive adhesive sheet that has a thickest portion with a largest thickness within a region corresponding to a display region of the image display unit, and has a thickness which continuously decreases from the thickest portion toward the end of the region.