公开(公告)号：US20220244802A1

公开(公告)日：2022-08-04

申请号：US17577027

申请日：2022-01-17

Applicant: CHAMP VISION DISPLAY INC.

Inventor： Chun-Chien Liao ,  Hsin-Hung Lee ,  Hsin-Mao Chung ,  Ching-Hung Chen

IPC: G06F3/041 ,  G06F3/0488

Abstract: A touch display apparatus including a body, a display module, a light control element, and a touch module is provided. The body has an opening. The display module is disposed in the body and is suitable for emitting a plurality of image beams toward the opening. The light control element is disposed to overlap the opening of the body and is suitable for reflecting the image beams coming from the display module to an imaging space to display an image frame of the display module. The imaging space and the display module are located on two opposite sides of the light control element. The touch module is disposed on one side of the light control element and is configured to recognize a touch operation of a user in the imaging space.

公开(公告)号：US11300271B2

公开(公告)日：2022-04-12

申请号：US17016395

申请日：2020-09-10

Applicant: CHAMP VISION DISPLAY INC.

Inventor： Hsin-Hung Lee ,  Chin-Ku Liu ,  Chung-Hao Wu ,  Kun-Hsien Lee

IPC: F21V7/09 ,  F21V7/05 ,  F21V7/00

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.

公开(公告)号：US20220091322A1

公开(公告)日：2022-03-24

申请号：US17386556

申请日：2021-07-28

Applicant: CHAMP VISION DISPLAY INC.

Inventor： Chin-Ku Liu ,  Chung-Hao Wu ,  Hsin-Hung Lee

IPC: F21V8/00

Abstract: A light source module including a light guide plate, a first light source and a plurality of first optical microstructures is provided. The light guide plate has a first incident surface and a bottom surface connected to the first incident surface. The first light source is disposed on a side of the first incident surface of the light guide plate. The first optical microstructures are disposed on the bottom surface. Each of the first optical microstructures has a first light receiving surface disposed toward the first light source. Each of the first light receiving surfaces of a first portion of the first optical microstructures has a first edge at a junction with the bottom surface, and a perpendicular bisector of the first edge passes through the first light source.

公开(公告)号：US20210173502A1

公开(公告)日：2021-06-10

申请号：US17102350

申请日：2020-11-23

Applicant: CHAMP VISION DISPLAY INC.

Inventor： Hung-Ming Li ,  Hui-Chi Chang

IPC: G06F3/046 ,  F21V23/00

Abstract: A light source module having a light emitting surface is provided. The light source module includes at least one substrate, at least one circuit layer, and at least one light emitting element. The at least one circuit layer is disposed on at least one surface of the at least one substrate, and the at least one circuit layer includes at least one circuit. An orthogonal projection of the at least one circuit onto the light emitting surface forms a circuit region, and a coverage rate of the circuit region on the light emitting surface is less than 50%. The at least one light emitting element is disposed on the at least one surface of the at least one substrate and is connected to the at least one circuit layer. In addition, a touch device having the light source module is also provided.

公开(公告)号：US10929086B2

公开(公告)日：2021-02-23

申请号：US16282338

申请日：2019-02-22

Applicant: CHAMP VISION DISPLAY INC.

Inventor： Chin-Ku Liu ,  Jhong-Hao Wu

IPC: G09G5/00 ,  G06F3/14 ,  G09G5/14 ,  G02B5/04 ,  G09G5/373

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.

公开(公告)号：US20200293087A1

公开(公告)日：2020-09-17

申请号：US16817640

申请日：2020-03-13

Applicant: CHAMP VISION DISPLAY INC.

Inventor： Chin-Ku Liu ,  Chung-Hao Wu

IPC: G06F1/16 ,  G02B5/04 ,  G02B5/30 ,  G09F9/302

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.

公开(公告)号：US10754173B2

公开(公告)日：2020-08-25

申请号：US16423200

申请日：2019-05-28

Applicant: CHAMP VISION DISPLAY INC.

Inventor： Chin-Ku Liu ,  Jhong-Hao Wu ,  Fa-Chih Liu

IPC: G02B30/56 ,  F21V8/00 ,  H05K5/00

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.

公开(公告)号：US20200264347A1

公开(公告)日：2020-08-20

申请号：US16790748

申请日：2020-02-14

Applicant: CHAMP VISION DISPLAY INC.

Inventor： CHIN-KU LIU ,  CHUNG-HAO WU

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.

公开(公告)号：US20200233142A1

公开(公告)日：2020-07-23

申请号：US16746979

申请日：2020-01-20

Applicant: CHAMP VISION DISPLAY INC.

Inventor： Chun-Chien Liao ,  Hsin-Hung Lee ,  Chin-Ku Liu

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.

公开(公告)号：US20190121593A1

公开(公告)日：2019-04-25

申请号：US16162342

申请日：2018-10-16

Applicant: CHAMP VISION DISPLAY INC.

Inventor： CHIN-KU LIU ,  JHONG-HAO WU

IPC: G06F3/14 ,  G02B5/04 ,  G02B5/30 ,  F21V8/00 ,  G09G3/34

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