Patents by Inventor Jui-Te Wei
Jui-Te Wei 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: 12204806Abstract: A display control chip includes a first memory and a computing circuit. The first memory is configured to store a plurality of character images respectively corresponds to a plurality of characters of a character encoding format. The computing circuit is coupled with the first memory, and is configured to receive first update data generated by encoding input data according to the character encoding format, and is configured to use the first update data to update text data in a second memory. When the computing circuit reads the text data in the second memory, the computing circuit is configured to: search among the plurality of character images to find a plurality of target images corresponding to the text data; and output first display data according to the plurality of target images, in which the first display data is for generating a first display picture including the plurality of target images.Type: GrantFiled: August 11, 2023Date of Patent: January 21, 2025Assignee: Realtek Semiconductor CorporationInventors: Yung-Chih Chen, Wei-Chih Lin, Jui-Te Wei, Po-An Chen
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Publication number: 20240329903Abstract: A display control chip includes a first memory and a computing circuit. The first memory is configured to store a plurality of character images respectively corresponds to a plurality of characters of a character encoding format. The computing circuit is coupled with the first memory, and is configured to receive first update data generated by encoding input data according to the character encoding format, and is configured to use the first update data to update text data in a second memory. When the computing circuit reads the text data in the second memory, the computing circuit is configured to: search among the plurality of character images to find a plurality of target images corresponding to the text data; and output first display data according to the plurality of target images, in which the first display data is for generating a first display picture including the plurality of target images.Type: ApplicationFiled: August 11, 2023Publication date: October 3, 2024Inventors: Yung-Chih CHEN, Wei-Chih LIN, Jui-Te WEI, Po-An CHEN
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Publication number: 20240331259Abstract: A display control chip comprises a computing circuit and an on-screen display (OSD) buffer. The computing circuit is configured to receive update data, and is configured to use the update data to update animation data in a memory. The animation data comprises a plurality of images. The OSD buffer is coupled with the computing circuit. When the computing circuit reads the animation data in the memory, the computing circuit is configured to sequentially write the plurality of images into the OSD buffer. The OSD buffer is configured to sequentially output the plurality of images to a display circuit to form an OSD animation on the display circuit.Type: ApplicationFiled: August 11, 2023Publication date: October 3, 2024Inventors: Yung-Chih CHEN, Wei-Chih LIN, Jui-Te WEI, Po-An CHEN
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Publication number: 20240331231Abstract: A display control chip includes a first memory and a computing circuit. The first memory is configured to store a plurality of chart templates. The computing circuit is coupled with the first memory, is configured to receive first update data, and is configured to use the first update data to update raw data in a second memory. When the computing circuit reads the raw data in the second memory, the computing circuit is configured to: determine a target chart template of the plurality of chart templates, according to the first update data; convert the raw data into a chart image, according to the target chart template; and output first display data according to the chart image, in which the first display data is for generating a first display picture including the chart image.Type: ApplicationFiled: August 11, 2023Publication date: October 3, 2024Inventors: Yung-Chih CHEN, Wei-Chih LIN, Jui-Te WEI, Po-An CHEN
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Patent number: 11869168Abstract: A method for optimizing a display image based on display content is provided. The method is applicable to a display control chip, and includes following operations: receiving a video signal configured to transmit an image of a frame; with respect to multiple different sub-areas in an area of the image, calculating a pixel number distribution of each sub-area along multiple characteristic values; determining, according to the pixel number distribution, whether the sub-area comprises a corresponding first target pattern of multiple first target patterns; if the multiple sub-areas comprise the multiple first target patterns, respectively, performing a first preset image processing to the image to generate a processed image; if the multiple sub-areas are free from comprising the multiple first target patterns, respectively, omitting the first preset image processing to the image; and generating a display signal according to the processed image or the image.Type: GrantFiled: February 14, 2022Date of Patent: January 9, 2024Assignee: Realtek Semiconductor CorporationInventors: Yuh-Wey Lin, Jui-Te Wei
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Patent number: 11615766Abstract: A display system includes a display device. The display device is arranged to receive a video signal and a control signal from a host system, and includes a processing circuit and a display screen, wherein the processing circuit is arranged to process an original frame corresponding to the video signal according to the control signal, to generate a magnified frame, and generate a processed frame according to the magnified frame and the original frame, and the display screen is coupled to the processing circuit, and is arranged to display the processed frame.Type: GrantFiled: September 14, 2021Date of Patent: March 28, 2023Assignee: Realtek Semiconductor Corp.Inventors: Jui-Te Wei, Yung-Chih Chen, Po-An Chen, Wei-Chih Lin, Yuh-Wey Lin
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Patent number: 11609444Abstract: A measurement system for measuring a motion picture response time (MPRT) of a liquid crystal display (LCD) has a computer and a measurement device. The computer controls a display panel of the LCD to switch between a plurality of different gray levels. The measurement device measures variations of brightness of the display panel when the display panel switches its gray level. The computer obtains at least a gray level response time (GLRT) normalized curve according to results of measuring the variations of the brightness. The computer integrates the at least a GLRT normalized curve to obtain at least an MPRT normalized curve, obtains at least a time interval of the at least an MPRT normalized curve, and calculates an average of the at least a time interval to obtain the MPRT of the LCD.Type: GrantFiled: March 4, 2021Date of Patent: March 21, 2023Assignee: Realtek Semiconductor Corp.Inventors: Yung-Chih Chen, Wei-Chih Lin, Jui-Te Wei, Po-An Chen
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Publication number: 20230009627Abstract: A method for optimizing a display image based on display content is provided. The method is applicable to a display control chip, and includes following operations: receiving a video signal configured to transmit an image of a frame; with respect to multiple different sub-areas in an area of the image, calculating a pixel number distribution of each sub-area along multiple characteristic values; determining, according to the pixel number distribution, whether the sub-area comprises a corresponding first target pattern of multiple first target patterns; if the multiple sub-areas comprise the multiple first target patterns, respectively, performing a first preset image processing to the image to generate a processed image; if the multiple sub-areas are free from comprising the multiple first target patterns, respectively, omitting the first preset image processing to the image; and generating a display signal according to the processed image or the image.Type: ApplicationFiled: February 14, 2022Publication date: January 12, 2023Inventors: Yuh-Wey LIN, Jui-Te WEI
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Publication number: 20220358899Abstract: A display system includes a display device. The display device is arranged to receive a video signal and a control signal from a host system, and includes a processing circuit and a display screen, wherein the processing circuit is arranged to process an original frame corresponding to the video signal according to the control signal, to generate a magnified frame, and generate a processed frame according to the magnified frame and the original frame, and the display screen is coupled to the processing circuit, and is arranged to display the processed frame.Type: ApplicationFiled: September 14, 2021Publication date: November 10, 2022Applicant: Realtek Semiconductor Corp.Inventors: Jui-Te Wei, Yung-Chih Chen, Po-An Chen, Wei-Chih Lin, Yuh-Wey Lin
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Patent number: 11388368Abstract: A processor is configured to be coupled to a display panel. The processor includes a first storage circuit, a converter circuit, and an overdrive circuit. The first storage circuit is configured to store input video data. The converter circuit is configured to receive the input video data, and adjust a frame rate of the input video data, to generate adjusted video data. The overdrive circuit is configured to perform an overdrive process according to the adjusted video data, to generate a driving signal, such that the display panel displays a video according to the adjusted video data and the driving signal.Type: GrantFiled: March 1, 2021Date of Patent: July 12, 2022Assignee: REALTEK SEMICONDUCTOR CORPORATIONInventors: Jui-Te Wei, Po-An Chen, Wei-Chih Lin, Yung-Chih Chen
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Publication number: 20210281798Abstract: A processor is configured to be coupled to a display panel. The processor includes a first storage circuit, a converter circuit, and an overdrive circuit. The first storage circuit is configured to store input video data. The converter circuit is configured to receive the input video data, and adjust a frame rate of the input video data, to generate adjusted video data. The overdrive circuit is configured to perform an overdrive process according to the adjusted video data, to generate a driving signal, such that the display panel displays a video according to the adjusted video data and the driving signal.Type: ApplicationFiled: March 1, 2021Publication date: September 9, 2021Inventors: Jui-Te WEI, Po-An CHEN, Wei-Chih LIN, Yung-Chih CHEN
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Publication number: 20210278711Abstract: A measurement system for measuring a motion picture response time (MPRT) of a liquid crystal display (LCD) has a computer and a measurement device. The computer controls a display panel of the LCD to switch between a plurality of different gray levels. The measurement device measures variations of brightness of the display panel when the display panel switches its gray level. The computer obtains at least a gray level response time (GLRT) normalized curve according to results of measuring the variations of the brightness. The computer integrates the at least a GLRT normalized curve to obtain at least an MPRT normalized curve, obtains at least a time interval of the at least an MPRT normalized curve, and calculates an average of the at least a time interval to obtain the MPRT of the LCD.Type: ApplicationFiled: March 4, 2021Publication date: September 9, 2021Inventors: Yung-Chih Chen, Wei-Chih Lin, Jui-Te Wei, Po-An Chen
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Patent number: 11100828Abstract: A measurement system has a photosensitive element, an analog-to-digital converter (ADC), a reference voltage source, and a transmission interface. The photosensitive element senses variations of brightness of a display panel of a liquid crystal display (LCD) to generate a voltage signal. The ADC converts the voltage signal into a digital signal. The reference voltage source provides a reference voltage to the ADC to drive the ADC to dynamically adjust a convertible voltage range of the ADC for any voltage inputted to the ADC according to the reference voltage. The transmission interface transmits the digital signal to a computer to trigger the computer to calculate a response time of the LCD according to the digital signal.Type: GrantFiled: December 7, 2020Date of Patent: August 24, 2021Assignee: Realtek Semiconductor Corp.Inventors: Yung-Chih Chen, Wei-Chih Lin, Jui-Te Wei, Po-An Chen
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Publication number: 20210183284Abstract: A measurement system has a photosensitive element, an analog-to-digital converter (ADC), a reference voltage source, and a transmission interface. The photosensitive element senses variations of brightness of a display panel of a liquid crystal display (LCD) to generate a voltage signal. The ADC converts the voltage signal into a digital signal. The reference voltage source provides a reference voltage to the ADC to drive the ADC to dynamically adjust a convertible voltage range of the ADC for any voltage inputted to the ADC according to the reference voltage. The transmission interface transmits the digital signal to a computer to trigger the computer to calculate a response time of the LCD according to the digital signal.Type: ApplicationFiled: December 7, 2020Publication date: June 17, 2021Inventors: Yung-Chih Chen, Wei-Chih Lin, Jui-Te Wei, Po-An Chen
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Patent number: 10725621Abstract: An OSD driving circuit is embedded in the display for controlling OSD operations of the display. The OSD driving circuit has a signal port and a microprocessor. The signal port is coupled to a signal channel for receiving an OSD opening command and for receiving an OSD execution command from a host via the signal channel. The OSD execution command is generated in response to operations of a cursor device of the host, and movement of a cursor displayed on a display panel of the display is controlled by the cursor device. The microprocessor is coupled to the signal port for driving the display panel to display an OSD menu according to the OSD opening command, and for executing OSD operations of the display according to the OSD execution command and coordinates of the cursor.Type: GrantFiled: October 23, 2018Date of Patent: July 28, 2020Assignee: Realtek Semiconductor Corp.Inventors: Yung-Chih Chen, Wei-Chih Lin, Jui-Te Wei
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Publication number: 20190346977Abstract: An OSD driving circuit is embedded in the display for controlling OSD operations of the display. The OSD driving circuit has a signal port and a microprocessor. The signal port is coupled to a signal channel for receiving an OSD opening command and for receiving an OSD execution command from a host via the signal channel. The OSD execution command is generated in response to operations of a cursor device of the host, and movement of a cursor displayed on a display panel of the display is controlled by the cursor device. The microprocessor is coupled to the signal port for driving the display panel to display an OSD menu according to the OSD opening command, and for executing OSD operations of the display according to the OSD execution command and coordinates of the cursor.Type: ApplicationFiled: October 23, 2018Publication date: November 14, 2019Inventors: Yung-Chih Chen, Wei-Chih Lin, Jui-Te Wei