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1
US10929086B2
Multi-screen display apparatus and display method thereof
Publication/Patent Number: US10929086B2 Publication Date: 2021-02-23 Application Number: 16/282,338 Filing Date: 2019-02-22 Inventor: Liu chin ku   Wu, Jhong-hao   Assignee: CHAMP VISION DISPLAY INC.   IPC: G09G5/00 Abstract: A multi-screen display apparatus includes a first display screen, a second display screen and a prismatic structure optical element. The display area of the first display screen includes a first main display area, a first and second sub display areas. The display area of the second display screen includes a second main display area, a third and fourth sub display areas. The fourth sub display area is adjacent to the second sub display area. The first main display area displays the first part of the first image frame. The first and fourth sub display areas display the second part of the first image frame adjacent to the first part. The second main display area displays the first part of the second image frame. The second and third sub display areas display the second part of the second image frame adjacent to the first part. A display method is also provided.
2
US10955874B2
Multi-screen display device
Publication/Patent Number: US10955874B2 Publication Date: 2021-03-23 Application Number: 16/817,640 Filing Date: 2020-03-13 Inventor: Liu chin ku   Wu, Chung-hao   Assignee: CHAMP VISION DISPLAY INC.   IPC: G06F1/16 Abstract: A multi-screen display device includes a plurality of display screens and a prism structure optical element disposed between two adjacent display screens. The prism structure optical element includes a substrate and a plurality of prism columns. The substrate includes a first region and a second region adjacent to each other, and the lengths of the first and second regions are respectively La and Lb, and La≥Lb. The prism columns include a plurality of first and second prism columns in the first and second regions respectively. Each first prism columns has two interior angles θa1, θa2, a first surface and a second surface. Each second prism columns has two interior angles θb1, θb2, a third surface and a fourth surface. The second and/or fourth surfaces are light absorbing surfaces, or a roughness of the second and fourth surfaces is greater than that of the first and third surfaces.
3
US10883670B1
Light guide module and light source module
Publication/Patent Number: US10883670B1 Publication Date: 2021-01-05 Application Number: 16/547,618 Filing Date: 2019-08-22 Inventor: Liu chin ku   Lee, Hsin-hung   Wu, Chung-hao   Assignee: CHAMP VISION DISPLAY INC.   IPC: F21K9/61 Abstract: A light guide module and a light source module are provided. The light guide module includes a light guide plate (LGP) and a first reflective component. The LGP includes a plate body and first microstructures. The plate body has a first light incident surface, a first side surface and a first surface connected thereto. The first microstructures are located on the first surface, and each of the first microstructures has a first optical surface facing the first side surface and the first microstructures are arranged in a first microstructure pattern. The first reflective component is located beside the first side surface, wherein the first microstructures are adapted to cause a light beam reflected by the first reflective component to present a first pattern through the first optical surfaces.
4
US2021080078A1
LIGHT SOURCE MODULE AND LIGHT GUIDE PLATE
Publication/Patent Number: US2021080078A1 Publication Date: 2021-03-18 Application Number: 17/016,395 Filing Date: 2020-09-10 Inventor: Lee, Hsin-hung   Liu chin ku   Wu, Chung-hao   Lee, Kun-hsien   Assignee: CHAMP VISION DISPLAY INC.   IPC: F21V7/05 Abstract: The invention provides a light source module including a light guide plate and light emitting elements. The light guide plate includes a main plate body and a plurality of optical microstructures. The main plate body has a light emitting surface and a back surface opposite to each other, and a light incident surface connected therebetween. The optical microstructures are formed on the back surface. Each optical microstructure includes at least two sections connected to each other, each section having a reflective surface. The light emitting elements are disposed on the light incident surface, and light emitted by each of the light emitting elements is reflected by at least some of the reflective surfaces and transmitted to the light emitting surface. In any optical microstructure, the reflective surfaces are not parallel to each other.
5
US2020264347A1
DISPLAY APPARATUS WITH MULTI SCREENS
Publication/Patent Number: US2020264347A1 Publication Date: 2020-08-20 Application Number: 16/790,748 Filing Date: 2020-02-14 Inventor: Liu chin ku   Wu, Chung-hao   Assignee: CHAMP VISION DISPLAY INC.   IPC: G02B5/04 Abstract: A display apparatus with multi screens includes a plurality of display screens and a prism structure optical element disposed between two adjacent display screens. The prism structure optical element includes a base and a plurality of prism pillars arranged on the base in a predetermined direction and facing two adjacent display screens. The base includes adjacent a first region and a second region. Lengths of the first region and the second region along the predetermined direction are La and Lb, respectively, wherein La≥Lb. The prism pillars include a plurality of first prism pillars arranged in the first region and a plurality of second prism pillars arranged in the second region. Each of the first prism pillars and the second prism pillars respectively has a total reflecting surface and a refracting surface. The total reflecting surface is located between the refracting surface and an adjacent area.
6
US10809959B2
Multi-screen display device
Publication/Patent Number: US10809959B2 Publication Date: 2020-10-20 Application Number: 16/162,342 Filing Date: 2018-10-16 Inventor: Liu chin ku   Wu, Jhong-hao   Assignee: CHAMP VISION DISPLAY INC.   IPC: G09G5/00 Abstract: A multi-screen display device includes a plurality of display screens and a prism-structured optical element disposed between two adjacent display screens. The prism-structured optical element includes a substrate and a plurality of prisms arranged in a predetermined direction on the substrate. The substrate includes a first region and a second region adjacent to each other, and the lengths of the first and second regions in the predetermined direction are respectively La and Lb, and La≥Lb. The prism includes a plurality of first and second prisms in the first and second regions respectively. Each first and second prism has internal angles θa1, θa2 and internal angles θb1 and θb2 adjacent to the substrate. The inner angle θa1 is between the inner angle θa2 and the second region, and θa1<θa2. The internal angle θb1 is between the internal angle θb2 and the first region, and θb1<θb2.
7
US2020293087A1
MULTI-SCREEN DISPLAY DEVICE
Publication/Patent Number: US2020293087A1 Publication Date: 2020-09-17 Application Number: 16/817,640 Filing Date: 2020-03-13 Inventor: Liu chin ku   Wu, Chung-hao   Assignee: CHAMP VISION DISPLAY INC.   IPC: G06F1/16 Abstract: A multi-screen display device includes a plurality of display screens and a prism structure optical element disposed between two adjacent display screens. The prism structure optical element includes a substrate and a plurality of prism columns. The substrate includes a first region and a second region adjacent to each other, and the lengths of the first and second regions are respectively La and Lb, and La≥Lb. The prism columns include a plurality of first and second prism columns in the first and second regions respectively. Each first prism columns has two interior angles θa1, θa2, a first surface and a second surface. Each second prism columns has two interior angles θb1, θb2, a third surface and a fourth surface. The second and/or fourth surfaces are light absorbing surfaces, or a roughness of the second and fourth surfaces is greater than that of the first and third surfaces.
8
US10754173B2
Display device
Publication/Patent Number: US10754173B2 Publication Date: 2020-08-25 Application Number: 16/423,200 Filing Date: 2019-05-28 Inventor: Liu chin ku   Wu, Jhong-hao   Liu, Fa-chih   Assignee: CHAMP VISION DISPLAY INC.   IPC: G02B30/56 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.
9
US2020233142A1
LIGHT GUIDE PLATE AND LIGHT SOURCE MODULE
Publication/Patent Number: US2020233142A1 Publication Date: 2020-07-23 Application Number: 16/746,979 Filing Date: 2020-01-20 Inventor: Liao, Chun-chien   Lee, Hsin-hung   Liu chin ku   Assignee: CHAMP VISION DISPLAY INC.   IPC: F21V8/00 Abstract: A light guide plate (LGP) and a light source module are provided. The LGP includes a plate body, first microstructures and second microstructures. The plate body has a first light incident surface, a second light incident surface adjacent to the first light incident surface and a first surface connected thereto. The first microstructures are located on the first surface, and each has a first optical surface facing the first light incident surface. Two sides of each first microstructure respectively have a first edge portion. One of the first edge portions faces and is inclined relative to the second light incident surface, and there is a first included angle between the first edge portion facing the second light incident surface and the first surface. The second microstructures are located on the first surface, and each second microstructure has a second optical surface facing the second light incident surface.
10
US10627974B1
Touch display apparatus and backlight module
Publication/Patent Number: US10627974B1 Publication Date: 2020-04-21 Application Number: 16/368,877 Filing Date: 2019-03-29 Inventor: Lee, Hsin-hung   Wu, Chung-hao   Lee, Kun-hsien   Liu chin ku   Assignee: CHAMP VISION DISPLAY INC.   IPC: G06F3/046 Abstract: A touch display apparatus and a backlight module are provided. The touch display apparatus includes the backlight module and a display module. The backlight module includes an electromagnetic resonance (EMR) sensing module, an edge-type light source module and a direct-type light source module. The EMR sensing module emits an electromagnetic signal to a stylus pen. The edge-type light source module includes a light guide plate disposed above the EMR sensing module and a first light source apparatus disposed beside the light guide plate. A second light source apparatus of the direct-type light source module includes a substrate disposed between the edge-type light source module and the EMR sensing module and a plurality of second light sources disposed on a surface of the substrate. The display module is disposed above the backlight module.
11
US10782466B2
Backlight module and display apparatus
Publication/Patent Number: US10782466B2 Publication Date: 2020-09-22 Application Number: 15/435,311 Filing Date: 2017-02-17 Inventor: Wang, Wen-chun   Fang, Chong-yang   Lin, Shih-yi   Liu chin ku   Assignee: Coretronic Corporation   IPC: F21V8/00 Abstract: A backlight module includes a light guide plate, a light source, a prism sheet and a reflective structure. The light guide plate includes a light emitting surface, a bottom surface opposite to the light emitting surface, a light incident surface connected with the light emitting surface and the bottom surface and a plurality of micro structures located on the bottom surface or the light emitting surface. The light source is disposed beside the light incident surface of the light guide plate. The prism sheet is disposed above the light emitting surface of the light guide plate, and includes a plurality of prisms facing the light emitting surface. The reflective structure is disposed under the bottom surface of the light guide plate. The reflective structure has a characteristic of changing its reflectivity according to a control signal applied thereto.
12
EP3165960B1
DISPLAY APPARATUS
Publication/Patent Number: EP3165960B1 Publication Date: 2020-03-25 Application Number: 16196056.2 Filing Date: 2016-10-27 Inventor: Liu chin ku   Hsu, Huai-chung   Lin, Yu-ting   Wu, Jhong-hao   Assignee: Champ Vision Display Inc.   IPC: G02F1/1333
13
US10598977B2
Display apparatus
Publication/Patent Number: US10598977B2 Publication Date: 2020-03-24 Application Number: 15/660,983 Filing Date: 2017-07-27 Inventor: Wu, Jhong-hao   Liu chin ku   Liu, Fa-chih   Tsai, Yi-yu   Lee, Hsin-hung   Yang, Chiao-chih   Assignee: CHAMP VISION DISPLAY INC.   IPC: G02F1/1335 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.
14
TWI653624B
Multi-screen display apparatus and display method
Publication/Patent Number: TWI653624B Publication Date: 2019-03-11 Application Number: 107106798 Filing Date: 2018-03-01 Inventor: Liu chin ku   Wu, Jhong-hao   Assignee: CHAMP VISION DISPLAY INC.   IPC: G02B7/18 Abstract: A multi-screen display apparatus includes a first display screen, a second display screen and a first prism structure optical element. A display area of the first display screen includes a first main display area, a first secondary display area and a second secondary display area arranged in order. A display area of the second display screen includes a second main display area, a third secondary display area and a fourth secondary display area arranged in order, wherein the fourth secondary display area is near to the second secondary display area. The first main display area is adapted to display a first part of a first image frame, the first and fourth secondary display areas are adapted to respectively display a second part of the first image frame adjacent to the first part of the first image frame. The second main display area is adapted to display a first part of a second image frame, and the second and third secondary display areas are adapted to respectively display a second part of the second image frame adjacent to the first part of the second image frame. A display method is also provided.
15
TW201937476A
Multi-screen display apparatus and display method
Publication/Patent Number: TW201937476A Publication Date: 2019-09-16 Application Number: 107106798 Filing Date: 2018-03-01 Inventor: Liu chin ku   Wu, Jhong-hao   Assignee: CHAMP VISION DISPLAY INC.   IPC: G09G5/14 Abstract: A multi-screen display apparatus includes a first display screen, a second display screen and a first prism structure optical element. A display area of the first display screen includes a first main display area, a first secondary display area and a second secondary display area arranged in order. A display area of the second display screen includes a second main display area, a third secondary display area and a fourth secondary display area arranged in order, wherein the fourth secondary display area is near to the second secondary display area. The first main display area is adapted to display a first part of a first image frame, the first and fourth secondary display areas are adapted to respectively display a second part of the first image frame adjacent to the first part of the first image frame. The second main display area is adapted to display a first part of a second image frame, and the second and third secondary display areas are adapted to respectively display a second part of the second image frame adjacent to the first part of the second image frame. A display method is also provided.
16
US2019258444A1
MULTI-SCREEN DISPLAY APPARATUS AND DISPLAY METHOD THEREOF
Publication/Patent Number: US2019258444A1 Publication Date: 2019-08-22 Application Number: 16/282,338 Filing Date: 2019-02-22 Inventor: Liu chin ku   Wu, Jhong-hao   Assignee: CHAMP VISION DISPLAY INC.   IPC: G06F3/14 Abstract: A multi-screen display apparatus includes a first display screen, a second display screen and a prismatic structure optical element. The display area of the first display screen includes a first main display area, a first and second sub display areas. The display area of the second display screen includes a second main display area, a third and fourth sub display areas. The fourth sub display area is adjacent to the second sub display area. The first main display area displays the first part of the first image frame. The first and fourth sub display areas display the second part of the first image frame adjacent to the first part. The second main display area displays the first part of the second image frame. The second and third sub display areas display the second part of the second image frame adjacent to the first part. A display method is also provided.
17
TW201917719A
Display apparatus with multi screens
Publication/Patent Number: TW201917719A Publication Date: 2019-05-01 Application Number: 106136794 Filing Date: 2017-10-25 Inventor: Liu chin ku   Wu, Jhong-hao   Assignee: CHAMP VISION DISPLAY INC.   IPC: G09G5/14 Abstract: A display apparatus with multi screens includes a plurality of display screens and a prism structure optical element disposed between the two adjacent display screens. The prism structure optical element includes a base and a plurality of prism pillars disposed on the base and arranged in a predetermined direction. The base includes a first region and a second region. Lengths of the first region and the second region along the predetermined direction are La and Lb, respectively, wherein La ≥ Lb. The prism pillars includes a plurality of first prism pillars disposed on the first region and a plurality of second prism pillars disposed on the second region. Each first prism pillar has two interior angles[theta] a1 and [theta] a2 adjacent to the base, wherein the interior angle[theta] a1 is located between the interior angle[theta] a2 and the second region, and [theta] a1 < [theta] a2. Each second prism pillar has two interior angles[theta] b1 and [theta] b2 adjacent to the base, wherein the interior angle[theta] b1 is located between the interior angle[theta] b2 and the first region, and [theta] b1 < [theta] b2.
18
US2019121593A1
MULTI-SCREEN DISPLAY DEVICE
Publication/Patent Number: US2019121593A1 Publication Date: 2019-04-25 Application Number: 16/162,342 Filing Date: 2018-10-16 Inventor: Liu chin ku   Wu, Jhong-hao   Assignee: CHAMP VISION DISPLAY INC.   IPC: G06F3/14 Abstract: A multi-screen display device includes a plurality of display screens and a prism-structured optical element disposed between two adjacent display screens. The prism-structured optical element includes a substrate and a plurality of prisms arranged in a predetermined direction on the substrate. The substrate includes a first region and a second region adjacent to each other, and the lengths of the first and second regions in the predetermined direction are respectively La and Lb, and La≥Lb. The prism includes a plurality of first and second prisms in the first and second regions respectively. Each first and second prism has internal angles θa1, θa2 and internal angles θb1 and θb2 adjacent to the substrate. The inner angle θa1 is between the inner angle θa2 and the second region, and θa1<θa2. The internal angle θb1 is between the internal angle θb2 and the first region, and θb1<θb2.
19
US2019380213A1
MULTI-SCREEN DISPLAY APPARATUS
Publication/Patent Number: US2019380213A1 Publication Date: 2019-12-12 Application Number: 16/429,076 Filing Date: 2019-06-03 Inventor: Liu chin ku   Liu, Fa-chih   Wu, Jhong-hao   Assignee: CHAMP VISION DISPLAY INC.   IPC: H05K5/00 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.
20
EP3321729B1
PRISM GROUP AND DISPLAY APPARATUS USING THE SAME
Publication/Patent Number: EP3321729B1 Publication Date: 2019-09-11 Application Number: 17169890.5 Filing Date: 2017-05-08 Inventor: Liu chin ku   Liu, Fa-chih   Wu, Jhong-hao   Assignee: Coretronic Corporation   IPC: G02F1/1335
Total 11 pages