E Ink Holdings Inc.

Ching-Huan Liao

Hsin-Tao Huang

Sheng-Chieh Tai

Yu-Chuan Wen

Yi-Yu Tsai

Kun-Hsien Lee

Tsai-Wei Shei

Jen-Pin Yu

Ya-Chin Chang

Chi-Ming Wu

Yi-Ching Wang

Yu-Nan Pao

Chao-Chun Cheng

Mei-Chen Chang

Yen-Ze Huang

Tsung-Chin Lin

Franklin Chau-Nan Hong

Cyun-Jhe Yan

Wen-De Zheng

Yu-Lun Hsiao

A display includes a light guide plate, a first optical adhesive, a light source element, and a display panel. The light guide plate includes a light guide substrate and an enhancement layer disposed on the light guide substrate. At least a portion of the enhancement layer is interposed between a first surface of the light guide substrate and the first optical adhesive. A difference between the refractive index nof the light guide substrate and the refractive index nof the at least a portion of the enhancement layer is Δn. Δn=n−n. A difference between the refractive index nof the first optical adhesive and the refractive index nof the at least a portion of the enhancement layer is Δn. Δn=n−n, Δn≥0, Δn≥0, and Δn≥Δn.

Display and front light module including enhancement layer

A display module includes a front light module and a reflective display panel. The front light module comprises a light source and a light guide plate. The light source comprises a plurality of major light sources comprising a first color temperature and a plurality of auxiliary light sources comprising a second color temperature. The first color temperature is different from the second color temperature. The light guide plate comprises a front surface comprising a light mixing area and an active area. The light mixing area comprises a light entrance surface. The light source is disposed adjacent to the light entrance surface. The reflective display panel is disposed on a back surface of the light guide plate. The light mixing area of the light guide plate is foldable. When the light mixing area is folded, the light mixing area is on the back surface of the light guide plate.

Display module

A color display device includes a substrate, a pixel structure, a color filter array, and a display medium layer. The pixel structure is deposed on the substrate and includes pixel sub-structures. The color filter array is formed from color materials of different color and deposed above the pixel structure. The color filter array includes filter elements, each of which corresponding to one of the pixel sub-structures. At least some of the filter elements are formed from two kinds of the color materials of different color. The display medium layer is deposed on the pixel structure. A color filter array substrate is also provided.

Color display device and color filter array substrate

A display device including a display panel, a flexible light guide having a Young's modulus of about 10 to 1000 MPa, a light emitting element, and an optical layer is provided. The flexible light guide includes a light source portion, a light entrance portion, and a middle portion. The middle portion is bent, so that the light source portion and the light entrance portion are disposed at the opposite sides of the display panel. The light emitting element is disposed adjacent to the light entrance portion of the flexible light guide with a light emitting surface facing the side edge of the flexible light guide. The optical layer is in contact with a surface of the light source portion and a difference of refractive index between the flexible light guide and the optical layer is in a range of 0.1 to 0.2.

Display device including flexible light guide and stack layer

A light source device includes a light guide plate, an optical adhesive, and a light source element. The light guide plate includes a light guide substrate and an enhancement layer. The light guide substrate has a light incident surface, a first surface, and a second surface. The first surface is opposite to the second surface, and the light incident surface extends between the first surface and the second surface. The enhancement layer is disposed on the light guide substrate. A thickness of the enhancement layer is from 1 micrometer to 25 micrometers and a first refractive index of the light guide substrate is greater than a second refractive index of the enhancement layer. The optical adhesive is interposed between the first surface of the light guide substrate and the optical adhesive. The light source element is disposed beside the light incident surface to emit light toward the light incident surface.

Light source device including enhancement layer and display including the same

A light source module includes a light guide plate including a light entrance surface and a light source adjacent to the light entrance surface. The light source includes a light emitting device to emit a blue light, a first wavelength conversion unit on the light emitting device and a second wavelength conversion unit on the light emitting unit. When the blue light is incident to the first wavelength conversion unit, the blue light is converted into a first light. The first light has a wavelength in a range from 480 nm to 650 nm. When the blue light is incident to the second wavelength conversion unit, the blue light is converted to a second light. The second light has a wavelength different from the wavelength of the first light. The blue light, the first light and the second light combine to produce a white light.

Light source module and display module

A display device including a display panel and a light source module is provided. The light source module includes a flexible light guide and a light emitting element. The flexible light guide has a light exiting portion and a light incident portion. The flexible light guide is bent so that the display panel is located between the light exiting portion and the light incident portion. The light incident portion has a light incident surface at a terminal. A thickness of the light incident portion is gradually increased toward the light incident surface. The light emitting element is disposed to face toward the light incident surface.

Display device

A front light module including a light guide plate, a light source, an optical film, and a first optical clear adhesive is provided. The light guide plate has a top surface, a bottom surface opposite to the top surface, and a light input surface connecting the top surface with the bottom surface. The light source is disposed beside the light input surface. An optical surface of the optical film facing away from the light guide plate has a plurality of optical microstructures. Each of the optical microstructures is a recess, and has a light receiving surface more adjacent to the light input surface and a light back surface further away from the light input surface. The optical clear adhesive is disposed between the light guide plate and the optical film in a fully bonding manner. An electrophoretic display is also provided.

Front light module and electrophoretic display

A light source device is used to generate illumination light and includes a plurality of light emitting components, at least one first fluorescent part, and at least one second fluorescent part. Each light emitting component is used to emit light. The first fluorescent part is disposed on at least one of the light emitting components and able to convert the light to first white light having a first color temperature. The second fluorescent part is disposed on at least one of the other light emitting components and able to convert the light to second white light having a second color temperature. The illumination light includes the first white light and the second white light, where the maximum difference between the first color temperature and the second color temperature is greater than or equal to 2000K.

Reflective display

A front light module includes a light source having a light emitting surface and a light guide plate having a microstructure region. The microstructure region includes a first microstructure and a second microstructure. The first microstructure is located between the light emitting surface of the light source and the second microstructure. A surface of the first microstructure close to the light source and a direction of an optical axis have a first angle. A surface of the first microstructure away from the light source and the direction of the optical axis have a second angle. A surface of the second microstructure away from the light source and the direction of the optical axis have a third angle. The first angle and the second angle are respectively in a range of 30 degrees to 50 degrees and a range of 60 degrees to 90 degrees.

Front light module and display device having the same

A light guide module includes a light guide element and a light source. The light guide element includes a first light guide layer and a second light guide layer. The second light guide layer is disposed on the first light guide layer. The refractive index of the first light guide layer is greater than the refractive index of the second light guide layer. The light source is disposed in the first light guide layer.

Light guide module and display module having the same

A manufacturing method of an anti-glare film is provided. The manufacturing method includes spraying a solution on a substrate to form a plurality of droplets on the substrate, wherein the solution includes a curable resin, a plurality of particles, and a solvent; and curing the plurality of droplets to form an anti-glare film.

Manufacturing method of anti-glare film

A lighting module includes a circuit board, a light emitting diode, a light guide plate and a glue material. The light emitting diode is disposed over the circuit board, and the light emitting diode includes a light emitting side surface and a non-light emitting side surface. The light guide plate is substantially parallel to the circuit board, and a portion of the light guide plate is disposed over the circuit board and adjacent to the light emitting side surface of the light emitting diode. The glue material covers and is in contact with the non-light emitting side surface of the light emitting diode and the portion of the light guide plate.

Lighting module and display device

A display device includes a display module and an optical film. The display module has a through hole. At least one optical film is located on the display module and has an alignment through hole aligned with the through hole and an alignment mark surrounding the alignment through hole.

Display device and manufacturing method thereof

A reflective display apparatus including a reflective display panel, a transparent cover plate, and a light source is provided. The transparent cover plate is disposed on one side of the reflective display panel. An air gap exists between the reflective display panel and the transparent cover plate. The light source is disposed between the reflective display panel and the transparent cover plate, and a light emitted by the light source travels towards the air gap before irradiating the transparent cover plate or the reflective display panel.

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Hsinchu, Taiwan

Ching-Huan Liao