Patents by Inventor Shen-Yin Tsai
Shen-Yin Tsai has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 7654687Abstract: A light mixer includes a light mixing plate, a plurality of light sources, a plurality of upper reflecting layers, a lower reflecting layer, and a semi-permeable layer. The light mixing plate has an upper surface, a lower surface, a peripheral surface, and a plurality of receiving holes. The light sources are respectively located in the receiving holes. The upper reflecting layers are respectively located right above the light sources. The lower reflecting layer is located on the lower surface of the light mixing plate. The semi-permeable layer wraps the peripheral surface of the light mixing plate. A diffuser is located above the light mixers.Type: GrantFiled: March 7, 2007Date of Patent: February 2, 2010Assignee: Chi Lin Technology Co., Ltd.Inventors: Shen-Yin Tsai, Chin-Lung Kuo, Yao-Yuan Kuo, I-Chang Lee
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Patent number: 7495723Abstract: An LED array includes a plurality of first and second light-emitting rows. Each of the first light-emitting rows is composed of a plurality of red and green LEDs arranged linearly alternately. Each of the second light-emitting rows is composed of a plurality of green and blue LEDs arranged linearly alternately. The first and second light-emitting rows are parallel to each other and arranged alternately. Thus, the LED array can generate preferably equable arrangement of colored light to output preferably equable light mixture. In any 2×2 matrix, there are two green, one red, and one blue LEDs.Type: GrantFiled: February 28, 2006Date of Patent: February 24, 2009Assignee: Chi Lin Technology Co., Ltd.Inventors: Feng-Chien Chung, Shen-Yin Tsai, I-Chang Lee
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Patent number: 7414788Abstract: The present invention relates to a diffusion plate used in a direct-type backlight module and a method for making the same. At least one of the surfaces of the diffusion plate has a microstructure constituted by repeated undulation that can refract and diffuse the incident light beams that enter the diffusion plate. Therefore, the paths of the light beams after entering the diffusion plate are changed, which raises the luminance of the backlight module.Type: GrantFiled: May 9, 2007Date of Patent: August 19, 2008Assignee: Chi Lin Technology Co., Ltd.Inventors: Mao-Song Lee, Hsi-Hsin Shih, Shen-Yin Tsai, Tien-Chieh Chang, Chin-Lung Kuo, Jun-Hong Lin, Shih-Kai Cheng
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Patent number: 7391571Abstract: The present invention relates to a diffusion plate used in a direct-type backlight module and a method for making the same. At least one of the surfaces of the diffusion plate has a microstructure constituted by repeated undulation that can refract and diffuse the incident light beams that enter the diffusion plate. Therefore, the paths of the light beams after entering the diffusion plate are changed, which raises the luminance of the backlight module.Type: GrantFiled: July 15, 2005Date of Patent: June 24, 2008Assignee: Chi Lin Technology Co., Ltd.Inventors: Mao-Song Lee, Hsi-Hsin Shih, Shen-Yin Tsai, Tien-Chieh Chang, Chin-Lung Kuo, Jun-Hong Lin, Shih-Kai Cheng
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Publication number: 20080137335Abstract: A light mixer and a backlight module having the light mixer are provided. The backlight module includes a plurality of light mixers and a diffuser. The light mixers are arranged on a plane in an array. Each light mixer includes a light mixing plate, a plurality of light sources, a plurality of upper reflecting layers, a lower reflecting layer, and a semi-permeable layer. The light mixing plate has an upper surface, a lower surface, a peripheral surface, and a plurality of receiving holes. The light sources are respectively located in the receiving holes. The upper reflecting layers are respectively located right above the light sources. The lower reflecting layer is located on the lower surface of the light mixing plate. The semi-permeable layer wraps the peripheral surface of the light mixing plate. The diffuser is located above the light mixers.Type: ApplicationFiled: March 7, 2007Publication date: June 12, 2008Inventors: Shen-Yin Tsai, Chin-Lung Kuo, Yao-Yuan Kuo, I-Chang Lee
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Patent number: 7357535Abstract: A straight down back light module including a diffuser plate, a lamp, a reflector plate (back plate) and a support. The reflector plate is located below the diffuser plate. The lamp is located between the diffuser plate and the reflector plate. The support is installed between the diffuser plate and the reflector plate. The support includes a lamp cover for supporting the lamp. The lamp is directly covered by the lamp cover for preventing the lamp from deformation that could occur because of temperature difference. When used in a large-sized liquid crystal display, at least one pin can be provided on the support in order to support the diffuser plate and the lamp so as to prevent them from deformation that could occur because of temperature difference.Type: GrantFiled: July 16, 2004Date of Patent: April 15, 2008Assignee: Chi Lin Technology Co. LtdInventors: Shen-Yin Tsai, Hung-Wen Yu, Pao-Yuan Hsu, Ming-Hung Hung, Chien-Chang Hsieh
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Publication number: 20080079183Abstract: A method for making an optical element includes the steps of: coating a curable resin on a substrate so as to form a curable resin layer on the substrate; embossing the curable resin layer so as to form a plurality of micro-protrusions thereon; and exposing the curable resin layer directly to a power source so as to cure the curable resin layer.Type: ApplicationFiled: September 28, 2006Publication date: April 3, 2008Applicant: CHI LIN TECHNOLOGY CO., LTD.Inventors: Mao-Song Lee, Hsi-Hsin Shih, Chin-Lung Kuo, Shih-Kai Cheng, Shen-Yin Tsai, Jun-Hong Lin
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Patent number: 7347590Abstract: A lens used for a light-emitting diode (LED) includes a body having an axis and a retaining part, wherein the body of the lens is symmetrical about the axis. The lens is mounted onto an LED and further includes a first lens part and a second lens part. When entering into the first lens part, light rays will be totally reflected through the first lens part and the light rays emitted from the first lens part will approximately parallel to the axis. When the light rays emitted from the first lens part enter into the second lens part, they will be totally reflected, and the light rays emitted from the second lens part will be approximately perpendicular to the axis. Thus, the lens has a structure that may control the emitting direction of light emitted from an LED.Type: GrantFiled: November 16, 2005Date of Patent: March 25, 2008Assignee: Chi Lin Technology Co., LtdInventors: I-Chang Lee, Shen-Yin Tsai
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Publication number: 20070285588Abstract: A light diffuser plate includes: a diffuser film having a light incident surface and a light exit surface opposite to the light incident surface; a plurality of light-scattering particles dispersed in the diffuser film; and a light-enhancing film formed on the light exit surface of the diffuser film and having a light emerging surface opposite to the light exit surface and formed with a plurality of protrusions. The light exit surface of the diffuser film is uneven.Type: ApplicationFiled: May 8, 2007Publication date: December 13, 2007Applicant: Chi Lin Technology Co., Ltd.Inventors: Shen-Yin Tsai, Hsi-Hsin Shih, Shih-Kai Cheng, Chin-Lung Kuo
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Publication number: 20070236944Abstract: A light diffuser plate includes an optical matrix having opposite first and second ends that are opposite to each other in a first direction, alight incident surface, and a light exit surface opposite to the light incident surface in a second direction transverse to the first direction. The optical matrix is formed with a plurality of elongate holes, each of which extends through the first and second ends and each of which has a cross-section transverse to the length thereof. The cross-section of each of the holes has a periphery that has at least a curved segment which extends curvedly.Type: ApplicationFiled: April 3, 2007Publication date: October 11, 2007Inventors: Shen-Yin Tsai, Hsi-Hsin Shih, Shih-Kai Cheng
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Publication number: 20070215998Abstract: A LED package structure is disclosed. The LED package structure includes a substrate, a light emitting diode, a plasma chemical vapor deposition layer and a transparent material layer, wherein the substrate has a plurality of contacts. The light emitting diode is disposed on the substrate and electrically contacted to the contacts. The plasma chemical vapor deposition layer is disposed on the light emitting diode and the refractive index of the plasma chemical vapor deposition layer is smaller than that of the light emitting diode. The transparent material layer is disposed on the plasma chemical vapor deposition layer and the refractive index of the transparent material layer is smaller than that of the plasma chemical vapor deposition layer.Type: ApplicationFiled: March 20, 2006Publication date: September 20, 2007Inventors: Chen-Ze Hu, Shen-Yin Tsai, Chin-Ming Wang
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Publication number: 20070211345Abstract: The present invention relates to a diffusion plate used in a direct-type backlight module and a method for making the same. At least one of the surfaces of the diffusion plate has a microstructure constituted by repeated undulation that can refract and diffuse the incident light beams that enter the diffusion plate. Therefore, the paths of the light beams after entering the diffusion plate are changed, which raises the luminance of the backlight module.Type: ApplicationFiled: May 9, 2007Publication date: September 13, 2007Inventors: Mao-Song Lee, Hsi-Hsin Shih, Shen-Yin Tsai, Tien-Chieh Chang, Chin-Lung Kuo, Jun-Hong Lin, Shih-Kai Cheng
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Publication number: 20070103054Abstract: An LED array includes a plurality of first and second light-emitting rows. Each of the first light-emitting rows is composed of a plurality of red and green LEDs arranged linearly alternately. Each of the second light-emitting rows is composed of a plurality of green and blue LEDs arranged linearly alternately. The first and second light-emitting rows are parallel to each other and arranged alternately. Thus, the LED array can generate preferably equable arrangement of colored light to output preferably equable light mixture. In any 2×2 matrix, there are two green, one red, and one blue LEDs.Type: ApplicationFiled: February 28, 2006Publication date: May 10, 2007Applicant: CHI LIN TECHNOLOGY CO., LTD.Inventors: Feng-Chien Chung, Shen-Yin Tsai, I-Chang Lee
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Publication number: 20070085950Abstract: The present invention relates to a light guide plate and a diffusion plate. A cholesteric liquid crystal (CLC) layer is disposed on a surface of the light guide plate or the diffusion plate to output a single polarized light with extremely low light-intensity loss, thus having an effect of enhancing the brightness of the output light. The structures of the light guide plate and the diffusion plate are simple, and the manufacturing cost of the light guide plate and the diffusion plate can be reduced.Type: ApplicationFiled: September 29, 2006Publication date: April 19, 2007Inventors: Chen-Ze Hu, Shen-Yin Tsai
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Publication number: 20070059942Abstract: A plasma chemical vapor deposition (CVD) process for the production of a multilayer anti-reflection coating on substrates (especially on substrates with curved or uneven surface) is disclosed. The CVD process utilizes free radical plasma to form the multilayer anti-reflection coating in order to achieve necessary coating thickness uniformity.Type: ApplicationFiled: September 9, 2005Publication date: March 15, 2007Applicant: CHI LIN TECHNOLOGY CO., LTD.Inventors: Chen Ze Hu, Shen Yin Tsai
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Publication number: 20070030572Abstract: A lens used for a light-emitting diode (LED) includes a body having an axis and a retaining part, wherein the body of the lens is symmetrical about the axis. The lens is mounted onto an LED and further includes a first lens part and a second lens part. When entering into the first lens part, light rays will be totally reflected through the first lens part and the light rays emitted from the first lens part will approximately parallel to the axis. When the light rays emitted from the first lens part enter into the second lens part, they will be totally reflected, and the light rays emitted from the second lens part will be approximately perpendicular to the axis. Thus, the lens has a structure that may control the emitting direction of light emitted from an LED.Type: ApplicationFiled: November 16, 2005Publication date: February 8, 2007Inventors: I-Chang Lee, Shen-Yin Tsai
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Publication number: 20070014034Abstract: The present invention relates to a diffusion plate used in a direct-type backlight module and a method for making the same. At least one of the surfaces of the diffusion plate has a microstructure constituted by repeated undulation that can refract and diffuse the incident light beams that enter the diffusion plate. Therefore, the paths of the light beams after entering the diffusion plate are changed, which raises the luminance of the backlight module.Type: ApplicationFiled: July 15, 2005Publication date: January 18, 2007Inventors: Mao-Song Lee, Hsi-Hsin Shih, Shen-Yin Tsai, Tien-Chieh Chang, Chin-Lung Kuo, Jun-Hong Lin, Shih-Kai Cheng
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Publication number: 20060285037Abstract: The present invention relates to an apparatus for mixing light beams, which has at least one cholesteric liquid crystal (CLC) layer disposed between a reflective plate and an upper plate so as to form two mixing areas. Because the cholesteric liquid crystal (CLC) layer has a property of reflecting narrow band-circular polarized light, the light beams emitted from a plurality of light source are mixed in the two mixing areas. As a result, the height of the mixing area is reduced, and the color-mixing performance is raised.Type: ApplicationFiled: June 21, 2005Publication date: December 21, 2006Inventors: Shen-Yin Tsai, Chen-Ze Hu, Chin-Lung Kuo, I-Chang Lee
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Publication number: 20050270803Abstract: The present invention provides a straight down back light module including a diffuser plate, a lamp, a reflector plate (back plate) and a support. The reflector plate is located below the diffuser plate. The lamp is located between the diffuser plate and the reflector plate. The support is installed between the diffuser plate and the reflector plate. The support includes a lamp cover for supporting the lamp. The lamp is directly covered by means of the lamp cover for preventing the lamp from deformation that could occur because of temperature difference. Moreover, when used in a large-sized liquid crystal display, at least one pin can be provided on the support in order to support the diffuser plate and the lamp so as to prevent them from deformation that could occur because of temperature difference.Type: ApplicationFiled: July 16, 2004Publication date: December 8, 2005Applicant: Chi Lin Technology Co., Ltd.Inventors: Shen-Yin Tsai, Hung-Wen Yu, Pao-Yuan Hsu, Ming-Hung Hung, Chien-Chang Hsieh