Patents by Inventor Tai-Hsiang Huang
Tai-Hsiang Huang 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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Publication number: 20240399418Abstract: A transducer includes a substrate, a lower electrode, an insulating layer, an oscillating membrane, and an upper electrode. The substrate has a cave and an island-shaped protrusion defining the cave. The lower electrode is disposed in the cave and on the island-shaped protrusion of the substrate. The insulating layer is disposed on the lower electrode. The oscillating membrane includes a contact portion and an oscillating portion. The contact portion is in contact with the insulating layer and is located between the oscillating portion and the insulating layer. A cavity is located between the oscillating portion and the cave of the substrate. The upper electrode is disposed on the oscillating membrane. Moreover, a manufacturing method of the transducer is also provided.Type: ApplicationFiled: July 24, 2023Publication date: December 5, 2024Applicant: AUO CorporationInventors: Pin-Hsiang Chiu, Tai-Hsiang Huang, Zheng-Han Chen, Ming Xuan Zhang
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Publication number: 20240404019Abstract: An image processing method is provided. The method includes the step of comparing each of the input pixels in an input image to a corresponding buffered pixel in a buffered image, and computing the difference value between the input pixel value of the input pixel and the buffered pixel value of the buffered pixel. The method further includes the step of generating a blended image based on the input pixel values and the corresponding difference values. The method further includes the step of determining whether a criterion associated with the difference value is met, for each of the difference values. The method further includes the step of updating, for each of the buffered pixels in the buffered image, the buffered pixel value based on the corresponding input pixel value if the criterion is met, and keeping the buffered pixel value unchanged if the criterion is not met.Type: ApplicationFiled: May 29, 2023Publication date: December 5, 2024Inventors: Cheng-Yu SHIH, Hao-Tien CHIANG, Yuan-Chen CHENG, Ying-Wei WU, Tai-Hsiang HUANG, Ying-Jui CHEN, Chi-Cheng JU
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Patent number: 12111427Abstract: An ultrasonic detection device, including a substrate, sensing elements, a first test element, a first dummy element, at least one first common signal line, sensing signal lines, and at least one test signal line, is provided. The sensing elements, the first test element, and the first dummy element are located on the substrate. The first test element is located between the sensing elements and the first dummy element. Each of the sensing elements, the first test element, and the first dummy element includes an array of capacitive microelectromechanical ultrasonic transducers. The first common signal line is electrically connected to the sensing elements and the first test element. The sensing signal lines are electrically connected to the sensing elements. The test signal line is electrically connected to the first test element.Type: GrantFiled: August 19, 2021Date of Patent: October 8, 2024Assignee: Au Optronics CorporationInventors: Shyh-Bin Kuo, Tai-Hsiang Huang
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Publication number: 20240202881Abstract: An image processing method is provided. The method includes a first MCNR stage and a second MCNR stage. The first MCNR stage includes blending the current frame with either a cached image or a long-term reference image to obtain a fused image. The cached image is loaded from the buffer unit, and the long-term reference image is derived from the static region of each input frame in a sequence of input frames. The second MCNR stage includes blending the fused image with the other of the cached image or the long-term reference image to obtain an output image.Type: ApplicationFiled: December 15, 2023Publication date: June 20, 2024Inventors: Yuan-Chen CHENG, Hao-Tien CHIANG, Tai-Hsiang HUANG, Ying-Jui CHEN, Chi-Cheng JU
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Publication number: 20240042486Abstract: An ultrasonic transducer device includes a first electrode, an insulating layer, an oscillating membrane, a second electrode, and a third electrode. The insulating layer is disposed on the first electrode. The oscillating membrane is disposed over the insulating layer. A cavity is between the oscillating membrane and the insulating layer. The second electrode is disposed on the oscillating membrane. The third electrode is disposed in the cavity and has a plurality of first electrode openings overlapping the second electrode. The second electrode and the third electrode are each located at different sides of the oscillating membrane.Type: ApplicationFiled: December 6, 2022Publication date: February 8, 2024Applicant: AUO CorporationInventors: Zhen Wah Chew, Zheng-Han Chen, Pin-Hsiang Chiu, Tai-Hsiang Huang
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Patent number: 11812165Abstract: A video capture method includes: controlling an image sensor to capture a plurality of first sensor output frames at a first frame rate during a first period; during the first period, checking if a motion blur condition is met; in response to the motion blur condition being met during the first period, controlling the image sensor to capture a plurality of second sensor output frames at a second frame rate during a second period following the first period, wherein the second frame rate is higher than the first frame rate; and processing consecutive sensor output frames captured by the image sensor during the first period and the second period, to generate a plurality of output frames.Type: GrantFiled: October 1, 2021Date of Patent: November 7, 2023Assignee: MEDIATEK INC.Inventors: Ying-Jui Chen, Jing-Ying Chang, Keh-Tsong Li, Tai-Hsiang Huang, I-Hsien Lee
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Publication number: 20220408017Abstract: A video capture method includes: controlling an image sensor to capture a plurality of first sensor output frames at a first frame rate during a first period; during the first period, checking if a motion blur condition is met; in response to the motion blur condition being met during the first period, controlling the image sensor to capture a plurality of second sensor output frames at a second frame rate during a second period following the first period, wherein the second frame rate is higher than the first frame rate; and processing consecutive sensor output frames captured by the image sensor during the first period and the second period, to generate a plurality of output frames.Type: ApplicationFiled: October 1, 2021Publication date: December 22, 2022Applicant: MEDIATEK INC.Inventors: Ying-Jui Chen, Jing-Ying Chang, Keh-Tsong Li, Tai-Hsiang Huang, I-Hsien Lee
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Publication number: 20220373664Abstract: An ultrasonic detection device, including a substrate, sensing elements, a first test element, a first dummy element, at least one first common signal line, sensing signal lines, and at least one test signal line, is provided. The sensing elements, the first test element, and the first dummy element are located on the substrate. The first test element is located between the sensing elements and the first dummy element. Each of the sensing elements, the first test element, and the first dummy element includes an array of capacitive microelectromechanical ultrasonic transducers. The first common signal line is electrically connected to the sensing elements and the first test element. The sensing signal lines are electrically connected to the sensing elements. The test signal line is electrically connected to the first test element.Type: ApplicationFiled: August 19, 2021Publication date: November 24, 2022Applicant: Au Optronics CorporationInventors: Shyh-Bin Kuo, Tai-Hsiang Huang
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Patent number: 11329108Abstract: A display device and a manufacturing method thereof are provided. The display device includes a first substrate, a second substrate, first signal lines, second signal lines, a first insulation layer, active components, a display medium, and ultrasonic transducers. The first insulation layer is located between the first signal lines and the second signal lines. Cavities are located in the first insulation layer having thin films located on the cavities. Each of the ultrasonic transducers includes first and second electrodes. A first electrode and a corresponding first signal line belong to a same layer and are electrically connected with each other. A second electrode and a corresponding second signal line belong to a same layer and are electrically connected with each other. A corresponding cavity and a corresponding thin film are sandwiched between the first and second electrodes.Type: GrantFiled: April 9, 2020Date of Patent: May 10, 2022Assignee: Au Optronics CorporationInventors: Wen-Yuan Li, Tai-Hsiang Huang, Pin-Hsiang Chiu, Zheng-Han Chen
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Publication number: 20210151525Abstract: A display device and a manufacturing method thereof are provided. The display device includes a firs substrate, a second substrate, first signal lines, second signal lines, a first insulation layer, active components, a display medium, and ultrasonic transducers. The first insulation layer is located between the first signal lines and the second signal lines. Cavities are located in the first insulation layer having thin films located on the cavities. Each of the ultrasonic transducers includes first and second electrodes. A first electrode and a corresponding first signal line belong to a same layer and are electrically connected with each other. A second electrode and a corresponding second signal line belong to a same layer and are electrically connected with each other. A corresponding cavity and a corresponding thin film are sandwiched between the first and second electrodes.Type: ApplicationFiled: April 9, 2020Publication date: May 20, 2021Applicant: Au Optronics CorporationInventors: Wen-Yuan Li, Tai-Hsiang Huang, Pin-Hsiang Chiu, Zheng-Han Chen
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Patent number: 10755392Abstract: A video controller and method for performing tone-mapping of high-dynamic-range (HDR) video are provided. The video controller includes: a color-space converter, arranged to receive an input high-dynamic-range (HDR) video signal and perform a color space conversion on the input HDR video signal to obtain a first video signal having a first gamma curve; a de-gamma unit, arranged to apply a second gamma curve on the first video signal to compensate the first gamma curve to obtain a second video signal; a first histogram calculator, arranged to calculate a first histogram of a current frame of the second video signal; and a tone-mapping unit, arranged to apply a tone-mapping curve on the current frame of the second video signal according to a histogram of a previous frame of the second video signal to generate an output video signal.Type: GrantFiled: May 29, 2018Date of Patent: August 25, 2020Assignee: MEDIATEK INC.Inventors: Ying-Ru Chen, Wen-Fu Lee, Te-Hao Chang, Tai-Hsiang Huang
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Publication number: 20190019277Abstract: A video controller and method for performing tone-mapping of high-dynamic-range (HDR) video are provided. The video controller includes: a color-space converter, arranged to receive an input high-dynamic-range (HDR) video signal and perform a color space conversion on the input HDR video signal to obtain a first video signal having a first gamma curve; a de-gamma unit, arranged to apply a second gamma curve on the first video signal to compensate the first gamma curve to obtain a second video signal; a first histogram calculator, arranged to calculate a first histogram of a current frame of the second video signal; and a tone-mapping unit, arranged to apply a tone-mapping curve on the current frame of the second video signal according to a histogram of a previous frame of the second video signal to generate an output video signal.Type: ApplicationFiled: May 29, 2018Publication date: January 17, 2019Inventors: Ying-Ru CHEN, Wen-Fu LEE, Te-Hao CHANG, Tai-Hsiang HUANG
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Patent number: 9367905Abstract: A method and system of enhancing a backlight-scaled image include a minimum perceptible luminance threshold of cone response with dim backlight being determined, and a luminance layer associated with an image being extracted. The luminance layer is decomposed into an HVS response layer and a background luminance layer for each pixel of the luminance layer. Luminance of dark pixels of the background luminance layer is boosted and compressed to a perceptible range above the minimum perceptible luminance threshold, thereby resulting in an enhanced background luminance layer. An enhanced luminance layer is generated through composition using the HVS response layer and the enhanced background luminance layer as inputs.Type: GrantFiled: September 30, 2013Date of Patent: June 14, 2016Assignees: National Taiwan University, Himax Technologies LimitedInventors: Tai-Hsiang Huang, Kuang-Tsu Shih, Su-Ling Yeh, Homer H. Chen, Sheng-Chun Niu
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Patent number: 9328873Abstract: A light bulb includes a glass bulb having a top part and a bottom part which is connected to the top part. A light unit is located in a space defined between the top and bottom parts. The light unit has a transverse circuit board and at least one upright circuit board. Multiple Light Emitting Diodes are connected to the top surface and the bottom surface of the transverse circuit board. The at least one upright circuit board is connected to the top surface of the transverse circuit board. Multiple Light Emitting Diodes are connected to the outside surface of the at least one upright circuit board. The light beams from the Light Emitting Diodes go through the glass bulb and toward different directions.Type: GrantFiled: March 21, 2014Date of Patent: May 3, 2016Inventors: Tai-Hsiang Huang, Kuan-Hsiang Huang
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Patent number: 9274381Abstract: A fabrication method of a liquid crystal panel is provided. A first substrate and a liquid crystal material are heated to a first fabrication temperature and a one drop filling (ODF) process is performed to drop the heated liquid crystal material on the first substrate, wherein the first fabrication temperature is lower than 70° C. The first substrate is assembled to a second substrate through a sealant under a second fabrication temperature so that the liquid crystal material is sandwiched between the first substrate and the second substrate and located inside a region surrounded by the sealant, wherein the second fabrication temperature is 50° C. to 70° C. Subsequently, the sealant is solidified.Type: GrantFiled: April 17, 2012Date of Patent: March 1, 2016Assignee: Au Optronics CorporationInventors: Ling-Yung Wang, Te-Jen Tseng, Tai-Hsiang Huang
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Publication number: 20150351181Abstract: A drive circuit device for a flicker-free LED is revealed. It comprises a drive circuit having a rectifier connecting to an AC power supply and to a plurality of LEDs in series, wherein each of the plurality of LEDs is disposed in parallel with a multilayer capacitor.Type: ApplicationFiled: May 30, 2014Publication date: December 3, 2015Applicant: ARCADIE TECHNOLOGY CO., LTD.Inventors: TAI-HSIANG HUANG, KUAN-HSIANG HUANG
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Publication number: 20150267872Abstract: A light bulb includes a glass bulb having a top part and a bottom part which is connected to the top part. A light unit is located in a space defined between the top and bottom parts. The light unit has a transverse circuit board and at least one upright circuit board. Multiple Light Emitting Diodes are connected to the top surface and the bottom surface of the transverse circuit board. The at least one upright circuit board is connected to the top surface of the transverse circuit board. Multiple Light Emitting Diodes are connected to the outside surface of the at least one upright circuit board. The light beams from the Light Emitting Diodes go through the glass bulb and toward different directions.Type: ApplicationFiled: March 21, 2014Publication date: September 24, 2015Inventors: TAI-HSIANG HUANG, KUAN-HSIANG HUANG
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Patent number: 9128342Abstract: The present invention provides a method of manufacturing a liquid crystal display panel. First, a top substrate, a bottom substrate, and a liquid crystal medium are provided, and the liquid crystal medium is filled between the top substrate and the bottom substrate. Next, an electric field is applied to the liquid crystal medium. Then, the electric field is stopped. Thereafter, an energy light beam is irradiated on the liquid crystal medium to form a liquid crystal layer.Type: GrantFiled: July 2, 2012Date of Patent: September 8, 2015Assignee: AU Optronics Corp.Inventors: Te-Jen Tseng, Cheng-Yeh Tsai, Fang-Cheng Yu, Tai-Hsiang Huang
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Patent number: 9049387Abstract: A method of generating view-dependent compensated images is disclosed. A uniform image is projected on a reflective screen, resulting in a first captured image. The distribution of specular highlight is predicted according to the first captured image, thereby obtaining model parameters. Calibration images are estimated according to the model parameters and a viewing angle, and a compensated image is generated according to the calibration images at the viewing angle.Type: GrantFiled: January 28, 2013Date of Patent: June 2, 2015Assignees: National Taiwan University, Himax Technologies LimitedInventors: Chen-Tai Kao, Tai-Hsiang Huang, Homer H. Chen, Ling-Hsiu Huang
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Patent number: 9035554Abstract: A three-stage power adjustable Light Emitting Diode bulb includes a first resistance and a second resistance which is electrically connected to the first resistance in parallel. The first resistance and the second resistance are connected to a rectifier. Multiple Light Emitting Diode units and a limiting resistance are connected between the positive and negative poles of the rectifier. The Light Emitting Diode units each have multiple Light Emitting Diodes. The electric energy consumption of the Light Emitting Diode bulb is reduced and the life of use of the Light Emitting Diode bulb is prolonged. The resistance value of the first and second resistance can be adjusted to have different luminous powers.Type: GrantFiled: June 7, 2013Date of Patent: May 19, 2015Inventors: Tai-Hsiang Huang, Kuan-Hsiang Huang