Global Lighting Technologies Inc.

Chung-Lin Tsai

Jiun-Hau Ie

Jerry Wu

Guo-Chen Lee

Tsung-Yung Hung

I-Ping Huang

Ching-Ling Wang

Yu-Jeng Lin

Hao Lu

Sheng-Ju Chung

Wei-An Hua

Huang-Chun Liu

Ping-Tse Lo

Ming-Yuan Lee

A touch-sensitive light guide film has an emitting layer, a light guiding layer, a flexible transparent layer and a light source. The emitting layer has a first circuit. The light guiding layer located on one side of the emitting layer has a second circuit and a receiving space. The receiving space is concavely or thoroughly disposed on the light guiding layer. The flexible transparent layer disposed between the emitting layer and the light guiding layer, has a through hole and a receiving hole. The through hole is relative in position to the first circuit and the second circuit, and in the through hole, the first circuit and the second circuit may contact when the flexible transparent layer is compressed. The light source is disposed on the emitting layer and penetrating the receiving hole and protruding into the receiving space.

Touch-sensitive light guide film, and glowing keyboard and electrical device using the same

A light guide plate and assembly thereof are disclosed. The light guide plate includes a base plate, an optical pattern on the bottom surface of the base plate, a first circuit and a second circuit on the top surface of the base plate. As a front light module, the first circuit is designed to be light penetrable at the visual area of the base plate as a touch sensing circuit, and the second circuit is surrounding and electrically connected the first circuit. The front light module achieves the thickness reduction of a mobile device having a reflective type panel. As a back light module, the first circuit and the second circuit are arranged in two adjacent blocks on the top surface of the base plate without electrically connecting to each other. The back light module may be applied to perform a local dimming technology by adapting an extra low resolution panel.

Light guide plate and assembly thereof

An illumination apparatus includes a first light-guide plate, a second light-guide plate and a base. Each of the first and second light-guide plates and the second light-guide plate includes a light-emitting surface, a side surface connecting the corresponding light-emitting surface, a micro-structure pattern, a circuit layer integrated with the corresponding side surface, and a color light source disposed on the corresponding side surface and electrically connecting the corresponding circuit layer. The region where the light from the color light source of first light-guide plate orthogonally emitting from is different from the region of where the light from the color light source of second light-guide plate orthogonally emitting from. The base includes a cavity for accommodating the side surfaces of the first and second light-guide plates and electrically connecting the corresponding circuit layers.

Illumination apparatus

A backlight module including a light guide plate, a circuit layer and at least one light source. The light guide plate includes a first surface, a second surface parallel and opposite to the first surface, and a recess disposed at a side edge of the light guide plate and including a third surface parallel to the first surface and the second surface. The circuit layer is integrated with the third surface. The at least one light source is disposed on the third surface to be embedded in the recess and electrically connected to the circuit layer.

Backlight module

A backlight module including a light source module and a light guide structure is provided. The light source module includes a base, at least one light source and a first circuit layer. The base includes a carrying surface. The at least one light source is mounted on the carrying surface. The first circuit layer is integrated with the carrying surface and electrically connected to the light source. The light guide plate includes an engaging surface and at least one recess. The engaging surface is engaged with the light source module. The recess is disposed at the engaging surface for receiving the light source, wherein a material of the light guide plate and a material of the base are the same. The second circuit layer is integrated with the engaging surface, and electrically connected to the first circuit layer.

Light guide structure and backlight module

A method for manufacturing a light guide apparatus includes the following steps. A first mold and a second mold are provided. The first mold and the second mold respectively include a first molding surface and a second molding surface facing each other. A protrusion is disposed at the first or second molding surfaces. Sheet materials are provided. Each sheet material includes an opening corresponding to the protrusion, a first surface and a circuit layer disposed on the first surface. One of the sheet materials is disposed on the first mold with first surface facing the first mold. The first mold and the second mold are closed. An optical plastic material is injected into the space between the first and second molding surfaces to form a light guide plate having a via corresponding to the protrusion for embedding a light source. The sheet material is laminated on the light guide plate.

Illumination apparatus, method for manufacturing light guide plate, back light module and method for manufacturing the same

An illumination apparatus including an illumination shell, a circuit and a light source is provided. The illumination shell is formed by a light guide plate. The circuit has a plurality of circuit contacts integrated with the illumination shell. The light source is disposed on the illumination shell and electrically contacted to the plurality of circuit contacts.

A light guide apparatus for a backlight module is disclosed, which includes a light guide plate, a circuit having a plurality of conductive contacts integrated with the light guide plate, and a light source disposed on the light guide plate and electrically contacted to the plurality of conductive contacts.

Light guide apparatus for a backlight module

A light guide apparatus for a backlight module is provided. The light guide apparatus comprises a light guide plate and an electrical component. The light guide plate is configured with a circuit thereon. The electrical component is attached to the light guide plate and electrically coupled to the circuit. The light guide apparatus integrates a light guide panel, a circuit and an electrical component together for obtaining simpler structure and lower cost.

A light guide apparatus for a backlight module is disclosed, which includes a light guide plate, a circuit having a plurality of circuit contacts integrated with the light guide plate, and a light source disposed on the light guide plate and electrically contacted to the plurality of circuit contacts.

Light guide apparatus for backlight module

A light guide apparatus of a backlight module is provided. The light guide apparatus includes a light guide plate and a plurality of LEDs serving as light sources disposed at one lateral side of the light guide plate. The light guide plate includes a circuit configured thereon, and the light sources are welded on the circuit of the light guide plate.

Light guide apparatus of backlight module

A backlight module is provided in the present invention. The backlight module includes a light guide plate, a light source plate and a plurality of side-view lighting elements. The light guide plate comprises a light guide body being an integrally-formed single plate body and comprising a plurality of elongated grooves and a plurality of penetrated grooves. The penetrated grooves and the elongated grooves are collectively arranged on a surface of the light guide plate to separate the light guide plate into a plurality of light emitting regions. The side-view lighting elements arranged on the light source plate are attached to a side of the light guide body and respectively disposed for the penetrated grooves to illuminate corresponding light emitting regions.

Growing community of inventors

Taoyuan, Taiwan

Chung-Lin Tsai