Patents by Inventor Chen-Ming Li
Chen-Ming Li 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: 11832029Abstract: A projection system and a projection image adjustment method thereof are provided. The projection image adjustment method is applicable to a processing device connected to multiple projectors, a display, and an input device, and includes the following steps. Arrangement information between the multiple projectors is obtained. Multiple adjustable areas corresponding to a projection image of each projector are simultaneously displayed on the display and the multiple adjustable areas are simultaneously displayed on projection images of the multiple projectors according to the arrangement information. A parameter setting interface corresponding to a first adjustable area among the multiple adjustable areas is displayed on the display. The first adjustable area corresponds to a first projector among the multiple projectors.Type: GrantFiled: October 23, 2020Date of Patent: November 28, 2023Assignee: Coretronic CorporationInventors: Shih-Chieh Lin, Chen-Ming Li, Kang-Shun Hsu, Chia-Yen Ou
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Patent number: 11750778Abstract: The disclosure provides a method for adjusting pixel values of blending image. The method includes projecting, on a projection surface, a first projection image onto a first projection range and a second projection image onto a second projection range by a first projector and a second projector, and blending the first projection image and the second projection image to generate a blending image; calculating positions of a plurality of boundaries of the first projection range and the second projection range; adjusting a range of an overlapping area between the first projection range and the second projection range; and adjusting image parameters of a non-overlapping area outside the overlapping area, to enable pixel values of the non-overlapping area to be close to pixel values of the overlapping area.Type: GrantFiled: September 30, 2021Date of Patent: September 5, 2023Assignee: Coretronic CorporationInventors: Chen-Ming Li, Chien-Chun Peng, Yung-Ling Tseng, Chia-Yen Ou
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Publication number: 20230096353Abstract: The disclosure provides a method for adjusting pixel values of blending image. The method includes projecting, on a projection surface, a first projection image onto a first projection range and a second projection image onto a second projection range by a first projector and a second projector, and blending the first projection image and the second projection image to generate a blending image; calculating positions of a plurality of boundaries of the first projection range and the second projection range; adjusting a range of an overlapping area between the first projection range and the second projection range; and adjusting image parameters of a non-overlapping area outside the overlapping area, to enable pixel values of the non-overlapping area to be close to pixel values of the overlapping area.Type: ApplicationFiled: September 30, 2021Publication date: March 30, 2023Applicant: Coretronic CorporationInventors: Chen-Ming Li, Chien-Chun Peng, Yung-Ling Tseng, Chia-Yen Ou
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Patent number: 11487155Abstract: A backlight module includes an optical plate, a light source, and at least one optical film. The optical plate includes a light-emitting surface, a bottom surface and a side surface. The light source faces to the bottom surface or the side surface. The optical film is disposed above the light-emitting surface and includes a main body and at least one refractive part disposed on an end surface of the main body. The refractive part includes a plurality of microstructures and a substrate. The substrate is adhered to the end surface, and the microstructures are distributed in the substrate.Type: GrantFiled: May 24, 2022Date of Patent: November 1, 2022Assignee: Radiant Opto-Electronics CorporationInventors: Yi-Lin Tsai, Shin-Min Huang, Chen-Ming Li
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Publication number: 20220291549Abstract: A backlight module includes an optical plate, a light source, and at least one optical film. The optical plate includes a light-emitting surface, a bottom surface and a side surface. The light source faces to the bottom surface or the side surface. The optical film is disposed above the light-emitting surface and includes a main body and at least one refractive part disposed on an end surface of the main body. The refractive part includes a plurality of microstructures and a substrate. The substrate is adhered to the end surface, and the microstructures are distributed in the substrate.Type: ApplicationFiled: May 24, 2022Publication date: September 15, 2022Applicant: Radiant Opto-Electronics CorporationInventors: Yi-Lin Tsai, Shin-Min Huang, Chen-Ming Li
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Patent number: 11372283Abstract: A backlight module includes an optical plate, a light source, and at least one optical film. The optical plate includes a light-emitting surface, a bottom surface and a side surface. The light source faces to the bottom surface or the side surface. The optical film is disposed above the light-emitting surface and includes a main body and at least one refractive part disposed on an end surface of the main body. The refractive part has a plurality of microstructures. The refractive part has non-uniform thickness relative to the end surface along a side direction. A refractive index of the refractive part is different from a refractive index of the main body, such that a plurality of light rays are deflected toward different directions after passing through the refractive part.Type: GrantFiled: June 18, 2021Date of Patent: June 28, 2022Assignee: Radiant Opto-Electronics CorporationInventors: Yi-Lin Tsai, Shin-Min Huang, Chen-Ming Li
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Patent number: 11283158Abstract: A mobile device and an antenna module thereof are provided. The antenna module includes a substrate, a first antenna and a second antenna. The first antenna and the second antenna are disposed on the substrate. The substrate includes a substrate body, a first ground layer and a second ground layer. The first ground layer includes a first slot, the second ground layer includes a second slot, and a vertical projection of the first slot onto substrate body at least partially overlaps with a vertical projection of the second slot onto substrate body. The first slot and the second slot are located between the first antenna and the second antenna, and the first antenna is located closer to the first slot and the second slot than the second antenna.Type: GrantFiled: September 8, 2020Date of Patent: March 22, 2022Assignee: WISTRON NEWEB CORPORATIONInventors: Chung-Hsuan Chen, Chen-Ming Li
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Publication number: 20210367326Abstract: A mobile device and an antenna module thereof are provided. The antenna module includes a substrate, a first antenna and a second antenna. The first antenna and the second antenna are disposed on the substrate. The substrate includes a substrate body, a first ground layer and a second ground layer. The first ground layer includes a first slot, the second ground layer includes a second slot, and a vertical projection of the first slot onto substrate body at least partially overlaps with a vertical projection of the second slot onto substrate body. The first slot and the second slot are located between the first antenna and the second antenna, and the first antenna is located closer to the first slot and the second slot than the second antenna.Type: ApplicationFiled: September 8, 2020Publication date: November 25, 2021Inventors: CHUNG-HSUAN CHEN, CHEN-MING LI
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Publication number: 20210127096Abstract: A projection system and a projection image adjustment method thereof are provided. The projection image adjustment method is applicable to a processing device connected to multiple projectors, a display, and an input device, and includes the following steps. Arrangement information between the multiple projectors is obtained. Multiple adjustable areas corresponding to a projection image of each projector are simultaneously displayed on the display and the multiple adjustable areas are simultaneously displayed on projection images of the multiple projectors according to the arrangement information. A parameter setting interface corresponding to a first adjustable area among the multiple adjustable areas is displayed on the display. The first adjustable area corresponds to a first projector among the multiple projectors.Type: ApplicationFiled: October 23, 2020Publication date: April 29, 2021Applicant: Coretronic CorporationInventors: Shih-Chieh Lin, Chen-Ming Li, Kang-Shun Hsu, Chia-Yen Ou
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Patent number: 8847836Abstract: An antenna structure comprises a substrate, a first antenna unit and a second antenna unit. The substrate comprises a first surface and a second surface opposing the first surface. The first antenna unit is disposed on the first surface, and comprises at least a first slot with a wider inside and narrower outside at the edge of the first antenna unit. The second antenna unit is disposed on the second surface, and is connected to the first antenna unit through a hole in the substrate. The radius of the at least one first slot is one-fourth the wavelength of the central frequency of the antenna structure.Type: GrantFiled: May 11, 2011Date of Patent: September 30, 2014Assignee: Industrial Technology Research InstituteInventors: Ya Chung Yu, Chin Chung Nien, Jenn Hwan Tarng, Jun Yen Huang, Chen Ming Li, Li Yuan Chang
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Patent number: 8810447Abstract: A calibration device, capable of calibrating a gain of a radiometer, includes an actuator and a micro-electromechanical-system (MEMS) unit. The actuator receives a calibration signal outputted from a control unit. The MEMS unit is coupled to the actuator, in which the actuator enables the MEMS unit to shield an antenna of the radiometer according to the calibration signal, such that the radiometer generates an environmental signal according to an equivalent radiant temperature received from the MEMS unit, and the control unit calibrates the gain of the radiometer according to the environmental signal.Type: GrantFiled: June 19, 2012Date of Patent: August 19, 2014Assignee: Industrial Technology Research InstituteInventors: Chun-Yen Huang, Chin-Chung Nien, Li-Yuan Chang, Chen-Ming Li, Ya-Chung Yu
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Patent number: 8736919Abstract: An imaging system is provided, including a detection unit and a scan unit. The detection unit senses radiation of a target area. The scan unit directs the radiation to the detection unit, in which the scanning unit scans the target area N times at a constant speed within a scan period, such that each of the pixels of the target area is scanned N times by the scan unit, thereby the detection unit generates N sub-detection values for each of the pixels and adds the N sub-detection values up to generate a detection value for each of the pixels.Type: GrantFiled: June 7, 2012Date of Patent: May 27, 2014Assignee: Industrial Technology Research InstituteInventors: Li-Yuan Chang, Chin-Chung Nien, Lien-Yi Cho, Chun-Yen Huang, Ya-Chung Yu, Chen-Ming Li
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Patent number: 8598866Abstract: A zero bias power detector comprising a zero bias diode and an output boost circuit is provided. The output boost circuit comprises a zero bias transistor. The zero bias diode is not biased but outputs a rectifying signal according to a wireless signal. The zero bias transistor, not biased but coupled to the zero bias diode, is used for enhancing the rectifying signal.Type: GrantFiled: November 29, 2010Date of Patent: December 3, 2013Assignee: Industrial Technology Research InstituteInventors: Chun-Yen Huang, Chin-Chung Nien, Jenn-Hwan Tarng, Chen-Ming Li, Li-Yuan Chang, Ya-Chung Yu
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Publication number: 20130135139Abstract: A calibration device, capable of calibrating a gain of a radiometer, includes an actuator and a micro-electromechanical-system (MEMS) unit. The actuator receives a calibration signal outputted from a control unit. The MEMS unit is coupled to the actuator, in which the actuator enables the MEMS unit to shield an antenna of the radiometer according to the calibration signal, such that the radiometer generates an environmental signal according to an equivalent radiant temperature received from the MEMS unit, and the control unit calibrates the gain of the radiometer according to the environmental signal.Type: ApplicationFiled: June 19, 2012Publication date: May 30, 2013Inventors: Chun-Yen HUANG, Chin-Chung Nien, Li-Yuan Chang, Chen-Ming Li, Ya-Chung Yu
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Publication number: 20130120805Abstract: An imaging system is provided, including a detection unit and a scan unit. The detection unit senses radiation of a target area. The scan unit directs the radiation to the detection unit, in which the scanning unit scans the target area N times at a constant speed within a scan period, such that each of the pixels of the target area is scanned N times by the scan unit, thereby the detection unit generates N sub-detection values for each of the pixels and adds the N sub-detection values up to generate a detection value for each of the pixels.Type: ApplicationFiled: June 7, 2012Publication date: May 16, 2013Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Li-Yuan Chang, Chin-Chung Nien, Lien-Yi Cho, Chun-Yen Huang, Ya-Chung Yu, Chen-Ming Li
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Publication number: 20120139805Abstract: An antenna structure comprises a substrate, a first antenna unit and a second antenna unit. The substrate comprises a first surface and a second surface opposing the first surface. The first antenna unit is disposed on the first surface, and comprises at least a first slot with a wider inside and narrower outside at the edge of the first antenna unit. The second antenna unit is disposed on the second surface, and is connected to the first antenna unit through a hole in the substrate. The radius of the at least one first slot is one-fourth the wavelength of the central frequency of the antenna structure.Type: ApplicationFiled: May 11, 2011Publication date: June 7, 2012Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Ya Chung YU, Chin Chung Nien, Jenn Hwan Tarng, Jun Yen Huang, Chen Ming Li, Li Yuan Chang
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Publication number: 20120062212Abstract: A zero bias power detector comprising a zero bias diode and an output boost circuit is provided. The output boost circuit comprises a zero bias transistor. The zero bias diode is not biased but outputs a rectifying signal according to a wireless signal. The zero bias transistor, not biased but coupled to the zero bias diode, is used for enhancing the rectifying signal.Type: ApplicationFiled: November 29, 2010Publication date: March 15, 2012Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Chun-Yen Huang, Chin-Chung Nien, Jenn-Hwan Tarng, Chen-Ming Li, Li-Yuan Chang, Ya-Chung Yu