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1
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.
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
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.
4
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.
5
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.
6
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
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
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.
10
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.
11
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.
12
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.
13
US10873735B2
Electronic device capable of identifying and displaying object, and object identifying method thereof
Publication/Patent Number: US10873735B2 Publication Date: 2020-12-22 Application Number: 15/392,469 Filing Date: 2016-12-28 Inventor: Lee, Hsin-hung   Yang, Chiao-chih   Chien, Ko-wei   Chen, Ho-kuei   Chiu, Shih-kun   Assignee: Champ vision display inc   IPC: H04N13/156 Abstract: An electronic device, capable of identifying and displaying an object, includes an image capturing unit, a display unit and a processing unit. The image capturing unit is configured to capture the object. The display unit includes a transparent display panel and a backlight module, wherein the transparent display panel has a viewing side and a back side opposite to the viewing side, and the backlight module is disposed between the back side and the object. The processing unit is electrically connected to the image capturing unit, the transparent display panel and the backlight module, and is configured to receive an image signal captured by the image capturing unit to identify the object according to the image signal, control the transparent display panel to display information frame corresponding to an identifying result, and turn on/off the backlight module. An object identifying method for the electronic device is also provided.
14
US2019369408A1
DISPLAY DEVICE
Publication/Patent Number: US2019369408A1 Publication Date: 2019-12-05 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: G02B27/22 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.
15
US10504451B2
Display apparatus with multi screens and display signal control method thereof
Publication/Patent Number: US10504451B2 Publication Date: 2019-12-10 Application Number: 15/662,208 Filing Date: 2017-07-27 Inventor: Liu, Chin-ku   Wu, Jhong-hao   Liu, Fa-chih   Assignee: Champ vision display inc   IPC: G09G5/00 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.
16
US10394513B2
Display device and display apparatus
Publication/Patent Number: US10394513B2 Publication Date: 2019-08-27 Application Number: 15/662,265 Filing Date: 2017-07-27 Inventor: Lee, Hsin-hung   Lin, Kuo-lung   Yang, Chiao-chih   Assignee: Champ vision display inc   IPC: G09G5/00 Abstract: A display device includes a display panel, a transparent plate and at least one compressible transparent member. The display panel has a display surface. The transparent plate is disposed on the display panel and has a light incident surface and a first light emitting surface opposite to each other. The display surface and the light incident surface face each other, and the transparent plate has at least one side surface connected between the light incident surface and the first light emitting surface. The compressible transparent member is disposed on the side surface and has a second light emitting surface, and the second light emitting surface is tilted relative to the first light emitting surface. Moreover, a display apparatus including a plurality of the display devices is also provided. When the display devices are spliced to form the display apparatus, the problem of visible black lines of splicing seams is mitigated.
17
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.
18
TWM579292U
Light guide panel and lighting module
Publication/Patent Number: TWM579292U Publication Date: 2019-06-11 Application Number: 108200597 Filing Date: 2019-01-14 Inventor: Lee, Hsin-hung   Liu, Chin-ku   Liao, Chun-chien   Lee, Kun-hsien   Assignee: Champ vision display inc   IPC: G02B6/00 Abstract: A light guide panel includes a light guide plate and a patterned transparent layer. The light guide plate has a first light incident surface, a microstructured surface and a light exiting surface. The microstructured surface and the light exiting surface are opposite, and the first light incident surface is connected between the microstructured surface and the light exiting surface, wherein the whole microstructured surface is provided with a plurality of first micro-grooves, and each of the first micro-grooves has a first facing surface facing the first light-incident surface. The patterned transparent layer is disposed on the microstructured surface and filled into a number of the first micro-grooves. A lighting module is also provided. The light guide plate and the lighting module have the advantages of reducing the mold cost, reducing the mold development time, and increasing the freedom of pattern change of the light guide panel.
19
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.
20
TWM574815U
Magnetic attraction device
Publication/Patent Number: TWM574815U Publication Date: 2019-02-21 Application Number: 107214388 Filing Date: 2018-10-24 Inventor: Chen, Ching-hung   Tseng, Ching-tai   Lin, Fan-chun   Assignee: Champ vision display inc   IPC: H05K7/14 Abstract: A magnetic attraction device including an object and a handle is provided. The object has a magnetic portion, wherein the magnetic portion has a first plane. The handle has a connection end, wherein the handle is connected to the object through a magnetic attraction force between the connection end and the first plane of the magnetic portion. When the handle is separated from the object, the object is adapted to be magnetically attracted onto another object through the first plane of the magnetic portion.
Total 2 pages