Patents by Inventor Po-Sen CHEN
Po-Sen CHEN 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: 11929767Abstract: A transmission interface between at least a first module and a second module is proposed. The transmission interface includes at least two physical transmission mediums. Each physical transmission medium is arranged to carry a multiplexed signal in which at least two signals are integrated. The at least two physical transmission mediums include a first physical transmission medium arranged to carry a first multiplexed signal including a first IF signal and a reference clock signal. The first IF signal and the reference clock signal are at different frequencies.Type: GrantFiled: August 16, 2022Date of Patent: March 12, 2024Assignee: MEDIATEK INC.Inventors: Chieh-Hsun Hsiao, Ming-Chou Wu, Wen-Chang Lee, Narayanan Baskaran, Wei-Hsin Tseng, Jenwei Ko, Po-Sen Tseng, Hsin-Hung Chen, Chih-Yuan Lin, Caiyi Wang
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Publication number: 20220415081Abstract: An image modification method and an image modification device are disclosed. The method includes the following. A first image is obtained. A first image region in the first image and a second image region within the first image region are detected by at least one image detector. The second image region includes an image region presenting a target color in the first image region. The first image region is covered with a replacement image and a second image is generated based on an area ratio of the second image region to the first image region being greater than a predetermined value.Type: ApplicationFiled: April 22, 2022Publication date: December 29, 2022Applicant: PEGATRON CORPORATIONInventors: Po-Sen Chen, Chia-Liang Chiang, Ching-Hao Yu, Tsai-Chien Kao, Cyuan-Yue Jhong, Tao-Hua Cheng
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Patent number: 11335025Abstract: The disclosure provides a method and a device for joint point detection. The method includes: obtaining a human body image and finding joint points to generate a human body pose skeleton; finding a trunk joint point corresponding to a trunk joint; defining a region of interest corresponding to the trunk joint point in the human body pose skeleton, wherein the trunk joint point is connected to a limb of a human body, the limb includes sub-limbs connected to each other via a limb joint; finding partitions corresponding to the sub-limbs based on the region of interest; defining a specific limb joint point based on the partitions; and defining the specific limb joint as corresponding to the limb joint and accordingly updating the human body pose skeleton.Type: GrantFiled: July 23, 2020Date of Patent: May 17, 2022Assignee: PEGATRON CORPORATIONInventor: Po-Sen Chen
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Publication number: 20210326657Abstract: An image recognition method and a device thereof and an AI model training method and a device thereof are provided. The image recognition method includes: retrieving an input image with an image sensor; detecting an object in the input image and a plurality of characteristic points corresponding to the object, and obtaining real-time 2D coordinate information of the characteristic points; determining a distance between the object and the image sensor according to the real-time 2D coordinate information of the characteristic points through an AI model; and performing a motion recognition operation on the object based on that the distance is less than or equal to a threshold.Type: ApplicationFiled: March 12, 2021Publication date: October 21, 2021Applicant: PEGATRON CORPORATIONInventor: Po-Sen Chen
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Patent number: 10922531Abstract: A face recognition method is disclosed. First, an input image is received. After the input image is received, face recognition is performed on the input image by using a first CNN model to generate at least one first ROI, where each first ROI includes a suspicious image, and a proportion value of a pixel value of the suspicious image in a pixel value of the first ROI is greater than a proportion value of the pixel value of the suspicious image in a pixel value of the input image. Then, face recognition is performed on each first ROI by using a second CNN model to generate at least one second ROI, where the quantity of convolution operation layers of the second CNN model is less than the quantity of convolution operation layers of the first CNN model. Finally, a mark is displayed in the input image.Type: GrantFiled: January 15, 2019Date of Patent: February 16, 2021Assignee: PEGATRON CORPORATIONInventor: Po-Sen Chen
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Publication number: 20210027484Abstract: The disclosure provides a method and a device for joint point detection. The method includes: obtaining a human body image and finding joint points to generate a human body pose skeleton; finding a trunk joint point corresponding to a trunk joint; defining a region of interest corresponding to the trunk joint point in the human body pose skeleton, wherein the trunk joint point is connected to a limb of a human body, the limb includes sub-limbs connected to each other via a limb joint; finding partitions corresponding to the sub-limbs based on the region of interest; defining a specific limb joint point based on the partitions; and defining the specific limb joint as corresponding to the limb joint and accordingly updating the human body pose skeleton.Type: ApplicationFiled: July 23, 2020Publication date: January 28, 2021Applicant: PEGATRON CORPORATIONInventor: Po-Sen Chen
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Publication number: 20190311186Abstract: A face recognition method is disclosed. First, an input image is received. After the input image is received, face recognition is performed on the input image by using a first CNN model to generate at least one first ROI, where each first ROI includes a suspicious image, and a proportion value of a pixel value of the suspicious image in a pixel value of the first ROI is greater than a proportion value of the pixel value of the suspicious image in a pixel value of the input image. Then, face recognition is performed on each first ROI by using a second CNN model to generate at least one second ROI, where the quantity of convolution operation layers of the second CNN model is less than the quantity of convolution operation layers of the first CNN model. Finally, a mark is displayed in the input image.Type: ApplicationFiled: January 15, 2019Publication date: October 10, 2019Inventor: Po-Sen Chen
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Patent number: 10068514Abstract: An electronic paper display apparatus including a display driving unit, an electronic paper display panel and a detection circuit unit is provided. The display driving unit generates at least one driving signal. The electronic paper display panel is coupled to the display driving unit. The display driving unit drives the electronic paper display panel to display an image by the at least one driving signal, and the electronic paper display panel outputs the at least one driving signal. The detection circuit unit is coupled to the electronic paper display panel to receive the at least one driving signal outputted by the electronic paper display panel, and detect a display status of the electronic paper display panel according to the at least one driving signal. Besides, a detection method of an electronic paper display apparatus is also provided.Type: GrantFiled: March 23, 2016Date of Patent: September 4, 2018Assignee: E Ink Holdings Inc.Inventors: Sheng-Long Lin, Yao-Te Tseng, Ian French, Pei-Sheng Lee, Feng-Chuan Yeh, Po-Sen Chen
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Patent number: 9858087Abstract: An operation method of a system platform includes steps of: transmitting, by an infrared receiver, a received infrared signal to a transmission interface; transmitting, by the transmission interface, an interrupt notification signal to an operation system power management agent (OSPM) through an advanced configuration and power interface (ACPI); receiving, by an infrared application program of an operating system, the interrupt notification signal from the OSPM, so as to generate a system management interrupt (SMI) in a universal extensible firmware interface (UEFI) basic input output system (BIOS) to execute a system management mode (SMM) program; and executing, by the UEFI BIOS, a decoding driver program, and receiving the infrared signal from the transmission interface, so as to decode the infrared signal into event data, and store the event data in a storage device.Type: GrantFiled: July 10, 2014Date of Patent: January 2, 2018Assignee: Insyde Software Corp.Inventor: Po Sen Chen
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Publication number: 20170011677Abstract: An electronic paper display apparatus including a display driving unit, an electronic paper display panel and a detection circuit unit is provided. The display driving unit generates at least one driving signal. The electronic paper display panel is coupled to the display driving unit. The display driving unit drives the electronic paper display panel to display an image by the at least one driving signal, and the electronic paper display panel outputs the at least one driving signal. The detection circuit unit is coupled to the electronic paper display panel to receive the at least one driving signal outputted by the electronic paper display panel, and detect a display status of the electronic paper display panel according to the at least one driving signal. Besides, a detection method of an electronic paper display apparatus is also provided.Type: ApplicationFiled: March 23, 2016Publication date: January 12, 2017Inventors: Sheng-Long Lin, Yao-Te Tseng, Ian French, Pei-Sheng Lee, Feng-Chuan Yeh, Po-Sen Chen
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Publication number: 20150116207Abstract: The disclosure invention provides an electronic device, which comprises a screen, an imaging lens, a light sensor and a control unit. The imaging lens is provided for capturing images in front of the screen. The light sensor is provided for sensing an ambient light. The control unit is provided for determining whether human eyes gaze at the screen in the images. When the control unit determines that the human eyes gaze at the screen over a predetermined time, it further adjusts the screen to enter an eye protection mode according to the ambient light, in which the eye protection mode comprises an adjustment of brightness, contrast, color or refresh rate of the screen.Type: ApplicationFiled: October 21, 2014Publication date: April 30, 2015Inventor: Po-Sen CHEN
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Publication number: 20150019855Abstract: An operation method of a system platform includes steps of: transmitting, by an infrared receiver, a received infrared signal to a transmission interface; transmitting, by the transmission interface, an interrupt notification signal to an operation system power management agent (OSPM) through an advanced configuration and power interface (ACPI); receiving, by an infrared application program of an operating system, the interrupt notification signal from the OSPM, so as to generate a system management interrupt (SMI) in a universal extensible firmware interface (UEFI) basic input output system (BIOS) to execute a system management mode (SMM) program; and executing, by the UEFI BIOS, a decoding driver program, and receiving the infrared signal from the transmission interface, so as to decode the infrared signal into event data, and store the event data in a storage device.Type: ApplicationFiled: July 10, 2014Publication date: January 15, 2015Inventor: Po Sen CHEN
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Patent number: 8446396Abstract: A bi-stable display, frame updating method and timing sequence controlling method thereof are disclosed. The frame updating method of the bi-stable display includes the steps of comparing a difference of source driver output voltages of adjacent frames of image updating period with a preset threshold, and determining parameter value of each transitional state of the adjacent frames when the difference equal or greater than the preset threshold for controlling level of source driver output voltage. Accordingly, the effects such as signal interference, reduction of image quality resulted from switching between high voltage levels directly and rapidly and excessive power consumption may be eliminated.Type: GrantFiled: April 9, 2010Date of Patent: May 21, 2013Assignee: E Ink Holdings Inc.Inventors: Rui-Yang Lai, Po-Sen Chen, Hua-Chien Hung, Kui-Hao Chang
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Publication number: 20100271360Abstract: A bi-stable display, frame updating method and timing sequence controlling method thereof are disclosed. The frame updating method of the bi-stable display includes the steps of comparing a difference of source driver output voltages of adjacent frames of image updating period with a preset threshold, and determining parameter value of each transitional state of the adjacent frames when the difference equal or greater than the preset threshold for controlling level of source driver output voltage. Accordingly, the effects such as signal interference, reduction of image quality resulted from switching between high voltage levels directly and rapidly and excessive power consumption may be eliminated.Type: ApplicationFiled: April 9, 2010Publication date: October 28, 2010Inventors: Rui-Yang LAI, Po-Sen Chen, Hua-Chien Hung, Kui-Hao Chang
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Publication number: 20090207128Abstract: The present invention discloses a digital electrophoretic display panel driving method and apparatus, the driving device digitally reads a setup value from a memory unit to eliminate manual adjustment to save labor and to avoid manual adjustment error, and also to reduce a voltage error of a common electrode voltage (Vcom). The digital electrophoretic display panel driving device comprises a panel driving memory disposed on the electrophoretic display panel and coupled with a connecting circuit for a system board to read the data in the panel driving memory via the connecting circuit.Type: ApplicationFiled: January 20, 2009Publication date: August 20, 2009Applicant: Prime View International Co., Ltd.Inventors: Hsin-Chung CHEN, Feng-Chuan YEH, Po-Sen CHEN, Rui-Yang LAI