Patents by Inventor Ya-Fang Chen
Ya-Fang 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).
-
Publication number: 20240141144Abstract: Disclosed herein is a hydrogel composition that includes a crosslinked collagen polymer, a carboxymethyl cellulose derivative, an aqueous sodium chloride solution, a humectant, and an antimicrobial agent. The crosslinked collagen polymer has collagen, a hydrophilic polyether, and a dicarbamate group linking the collagen to the hydrophilic polyether. The carboxymethyl cellulose derivative is selected from the group consisting of carboxymethyl cellulose, an alkali metal salt of carboxymethyl cellulose, an ammonium salt of carboxymethyl cellulose, and combinations thereof. The humectant is selected from the group consisting of glycerin, propylene glycol, and a combination thereof. The antimicrobial agent is a combination of glycine betaine and polyhexamethylene biguanide hydrochloride.Type: ApplicationFiled: April 17, 2023Publication date: May 2, 2024Inventors: Szu-Hsien CHEN, Chiu-Fang CHEN, Ya-Wen KU, Ren-Shian WANG
-
Patent number: 11970569Abstract: Disclosed herein is a polyurethane foam sponge produced by the steps of a) providing an hydrophobic polyol which has six hydroxyl groups, b) providing a hydrophilic diisocyanate obtained by reacting a diisocyanate with a hydrophilic polyether diol, c) reacting the hydrophobic polyol with the hydrophilic diisocyanate to obtain a prepolymer which includes 3 to 6 isocyanate groups, and d) mixing the prepolymer with a hydrophilic polyether polyol, a blowing agent, an end-capping agent, a reinforcing agent, and a catalyst to obtain the polyurethane foam sponge. A wound dressing including the polyurethane foam sponge is also disclosed.Type: GrantFiled: September 15, 2020Date of Patent: April 30, 2024Assignee: Tronjen Medical Technology Inc.Inventors: Szu-Hsien Chen, Ya-Wen Ku, Ren-Shian Wang, Chiu-Fang Chen
-
Patent number: 11959101Abstract: A cell activation reactor and a cell activation method are provided. The cell activation reactor includes a body, a rotating part, an upper cover, a microporous film, and multiple baffles. The body has an accommodating space, which is suitable for accommodating multiple cells and multiple magnetic beads. The rotating part is disposed in the accommodating space and includes multiple impellers. The microporous film is disposed in the accommodating space and covers multiple holes of the accommodating space. The baffles are disposed in the body. When the rotating part is driven to rotate, the interaction between the baffles and the impellers separates the cells and the magnetic beads.Type: GrantFiled: November 26, 2021Date of Patent: April 16, 2024Assignee: Industrial Technology Research InstituteInventors: Ting-Hsuan Chen, Kuo-Hsing Wen, Ya-Hui Chiu, Nien-Tzu Chou, Ching-Fang Lu, Cheng-Tai Chen, Ting-Shuo Chen, Pei-Shin Jiang
-
Publication number: 20240114989Abstract: An upper for an article of footwear is configured to be connected to a sole structure and is configured to receive a foot. The upper includes a knitted component having a strobel portion that is configured to be disposed underneath the foot. The strobel portion defines an interior surface and an exterior surface of the knitted component. The strobel portion defines a strobel passage between the interior surface and the exterior surface. Also, the upper includes a tensile strand that extends through the strobel passage.Type: ApplicationFiled: December 15, 2023Publication date: April 11, 2024Inventors: Daniel A. Podhajny, Chung-Ming Chang, Ya-Fang Chen, Pei-Ju Su
-
Patent number: 11857022Abstract: An upper for an article of footwear is configured to be connected to a sole structure and is configured to receive a foot. The upper includes a knitted component having a strobel portion that is configured to be disposed underneath the foot. The strobel portion defines an interior surface and an exterior surface of the knitted component. The strobel portion defines a strobel passage between the interior surface and the exterior surface. Also, the upper includes a tensile strand that extends through the strobel passage.Type: GrantFiled: July 29, 2021Date of Patent: January 2, 2024Assignee: NIKE, Inc.Inventors: Daniel A. Podhajny, Chung-Ming Chang, Ya-Fang Chen, Pei-Ju Su
-
Patent number: 11862076Abstract: Disclosed is a light-emitting diode display module, including a first light-emitting diode, a second light-emitting diode, a third light-emitting diode, a scan block, a voltage conversion block, a first sink block, and a second sink block. An operating voltage of the first light-emitting diode is lower than that of the second and third light-emitting diodes. The voltage conversion block provides an auxiliary power supply voltage based on a high power supply voltage and a low power supply voltage. The first light-emitting diode is coupled between the scan block and the first sink block receiving the high power supply voltage and the auxiliary power supply voltage. The second light-emitting diode and the third light-emitting diode are coupled between the scan block and the second sink block receiving the high power supply voltage and the low power supply voltage.Type: GrantFiled: February 21, 2023Date of Patent: January 2, 2024Assignee: AUO CorporationInventors: Chung-Hsien Hsu, Chi-Yu Geng, Shu-Hao Chang, Hung-Chi Wang, Ming-Hung Tu, Ya-Fang Chen, Chih-Hsiang Yang
-
Publication number: 20230282160Abstract: Disclosed is a light-emitting diode display module, including a first light-emitting diode, a second light-emitting diode, a third light-emitting diode, a scan block, a voltage conversion block, a first sink block, and a second sink block. An operating voltage of the first light-emitting diode is lower than that of the second and third light-emitting diodes. The voltage conversion block provides an auxiliary power supply voltage based on a high power supply voltage and a low power supply voltage. The first light-emitting diode is coupled between the scan block and the first sink block receiving the high power supply voltage and the auxiliary power supply voltage. The second light-emitting diode and the third light-emitting diode are coupled between the scan block and the second sink block receiving the high power supply voltage and the low power supply voltage.Type: ApplicationFiled: February 21, 2023Publication date: September 7, 2023Applicant: AUO CorporationInventors: Chung-Hsien Hsu, Chi-Yu Geng, Shu-Hao Chang, Hung-Chi Wang, Ming-Hung Tu, Ya-Fang Chen, Chih-Hsiang Yang
-
Publication number: 20230282144Abstract: An arcuate display device includes a plurality of display units each having has a plurality of pixels, a virtual axis, and a plurality of driving devices. Each pixel includes first, second, and third light-emitting elements respectively disposed at first, second, and third positions. The driving devices corresponding to the display units having the same minimum distance from the virtual axis have the same circuit layout design. The first, second, and third positions are sequentially arranged in a direction away from the virtual axis. Optical properties of the first light-emitting elements and the third light-emitting elements in at least a part of the pixels disposed at a first side of the virtual axis are respectively substantially the same as optical properties of the third light-emitting elements and the first light-emitting elements in at least a part of the pixels disposed at a second side of the virtual axis.Type: ApplicationFiled: March 1, 2023Publication date: September 7, 2023Applicant: AUO CorporationInventors: Kai-Yi Lu, Hung-Chi Wang, Chen-Yu Lin, Ya-Fang Chen, Chih-Hsiang Yang
-
Publication number: 20230207536Abstract: The present disclosure provides a display device, including first to fourth LEDs, a line structure, and first to fourth lines. The second LED is arranged in a first direction corresponding to the first LED. The fourth LED is arranged in a second direction corresponding to the third LED. The line structure includes first to third line segments. The first line is coupled to the first LED. The second line is coupled to the second LED. The third line is coupled to the third LED. The fourth line is coupled to the fourth LED. A portion of the first line and a portion of the second line are in parallel with the first line segment, a portion of the third line is in parallel with the second line segment, and a portion of the fourth line is in parallel with the third line segment.Type: ApplicationFiled: July 12, 2022Publication date: June 29, 2023Inventors: Jeng-Lin CAI, Chung-Hsien HSU, Ming-Hung TU, Ya-Fang CHEN, Chih-Hsiang YANG
-
Publication number: 20230155586Abstract: A driving device comprises a first complementary metal-oxygen-semiconductor circuit and a first comparator. The first complementary metal-oxygen-semiconductor circuit is configured for outputting a power signal or a pull-down signal according to the first input signal. The first comparator comprises a first non-inverting input terminal and a first inverting input terminal. The first non-inverting input terminal is coupled to the first complementary metal-oxygen-semiconductor circuit, and is configured to receive the power signal or the pull-down signal. The first inverting input terminal is configured for receiving a first reference signal, and the first comparator is configured to compare one of the power signal and the pull-down signal and the first reference signal to provide a first driving signal.Type: ApplicationFiled: July 12, 2022Publication date: May 18, 2023Inventors: Chi-Yu GENG, Ming-Hung TU, Ya-Fang CHEN, Chih-Hsiang YANG
-
Patent number: 11620940Abstract: The present disclosure provides a driving circuit, including a transistor and a level shifter. The first terminal of the transistor is electrically connected to a light emitting diode and is configured to receive a supply voltage. The second terminal of the transistor is configured to receive a first reference voltage. The level shifter is configured to receive an input signal from a previous-stage driving circuit and adjust the voltage level of the input signal according to a voltage operating range formed by the supply voltage and the first reference voltage to generate a level-shifted signal corresponding to the voltage operating range and configured to control the transistor. The input signal varies between a second reference voltage and the supply voltage. The second reference voltage and the first reference voltage are different from each other and both lower than the supply voltage.Type: GrantFiled: February 18, 2022Date of Patent: April 4, 2023Assignee: AU OPTRONICS CORPORATIONInventors: Chung-Hsien Hsu, Ming-Hung Tu, Ya-Fang Chen, Chih-Hsiang Yang
-
Patent number: 11568799Abstract: A driving circuit for a display panel and including a receiving interface, a timing controller, a pulse width modulation controller and a line latch is disclosed. The receiving interface is configured to receive a first input signal, a second input signal and a link signal to generate a plurality of display data accordingly, wherein the first input signal and the second input signal are a pair of differential signals. The timing controller is configured to interpret the first input signal, the second input signal and the link signal to generate a trigger signal. The pulse width modulation controller is configured to perform pulse width modulation to generate a first output signal and a second output signal. The line latch is configured to hold the first and second output signals, and output the first and second output signals according to the trigger signal to drive the display panel.Type: GrantFiled: October 29, 2021Date of Patent: January 31, 2023Assignee: AU OPTRONICS CORPORATIONInventors: Chih-Hao Hung, Hung-Chi Wang, Ya-Fang Chen, Chih-Hsiang Yang
-
Patent number: 11443679Abstract: A display device and a display method are provided. The display device includes a board, a sensing circuit, and a feedback control circuit. The board includes a display array formed by a plurality of pixels. The sensing circuit includes a test pixel and a light sensor. The light sensor receives light emitted by the test pixel to generate a corresponding sensing signal. The feedback control circuit receives the sensing signal and generates a pulse width adjusting signal to adjust a pulse width at which the pixels are operated for display.Type: GrantFiled: August 12, 2021Date of Patent: September 13, 2022Assignee: Au Optronics CorporationInventors: Pei-Fen Lai, Hung-Chi Wang, Ya-Fang Chen, Chih-Hsiang Yang
-
Publication number: 20220284845Abstract: A display device and a display method are provided. The display device includes a board, a sensing circuit, and a feedback control circuit. The board includes a display array formed by a plurality of pixels. The sensing circuit includes a test pixel and a light sensor. The light sensor receives light emitted by the test pixel to generate a corresponding sensing signal. The feedback control circuit receives the sensing signal and generates a pulse width adjusting signal to adjust a pulse width at which the pixels are operated for display.Type: ApplicationFiled: August 12, 2021Publication date: September 8, 2022Applicant: Au Optronics CorporationInventors: Pei-Fen Lai, Hung-Chi Wang, Ya-Fang Chen, Chih-Hsiang Yang
-
Publication number: 20220270541Abstract: A display apparatus is disclosed. The display apparatus includes a LED module, a driving module and a control module. The driving module is coupled between the LED module and the control module. The LED module includes a plurality of package units. Each package unit includes a plurality of LEDs and at least one functional circuit. The driving module includes a conversion unit for receiving a first signal from the at least one functional circuit and converting it into a second signal. The control module controls the driving module to correspondingly change the operation of the LED module according to the second signal.Type: ApplicationFiled: August 13, 2021Publication date: August 25, 2022Inventors: Pei-Fen Lai, Hung-Chi Wang, Ya-Fang Chen, Chih-Hsiang Yang
-
Publication number: 20220262300Abstract: A driving circuit for a display panel and including a receiving interface, a timing controller, a pulse width modulation controller and a line latch is disclosed. The receiving interface is configured to receive a first input signal, a second input signal and a link signal to generate a plurality of display data accordingly, wherein the first input signal and the second input signal are a pair of differential signals. The timing controller is configured to interpret the first input signal, the second input signal and the link signal to generate a trigger signal. The pulse width modulation controller is configured to perform pulse width modulation to generate a first output signal and a second output signal. The line latch is configured to hold the first and second output signals, and output the first and second output signals according to the trigger signal to drive the display panel.Type: ApplicationFiled: October 29, 2021Publication date: August 18, 2022Inventors: Chih-Hao HUNG, Hung-Chi WANG, Ya-Fang CHEN, Chih-Hsiang YANG
-
Publication number: 20210352994Abstract: An upper for an article of footwear is configured to be connected to a sole structure and is configured to receive a foot. The upper includes a knitted component having a strobel portion that is configured to be disposed underneath the foot. The strobel portion defines an interior surface and an exterior surface of the knitted component. The strobel portion defines a strobel passage between the interior surface and the exterior surface. Also, the upper includes a tensile strand that extends through the strobel passage.Type: ApplicationFiled: July 29, 2021Publication date: November 18, 2021Inventors: Daniel A. Podhajny, Chung-Ming Chang, Ya-Fang Chen, Pei-Ju Su
-
Patent number: 11116274Abstract: An upper for an article of footwear is configured to be connected to a sole structure and is configured to receive a foot. The upper includes a knitted component having a strobel portion that is configured to be disposed underneath the foot. The strobel portion defines an interior surface and an exterior surface of the knitted component. The strobel portion defines a strobel passage between the interior surface and the exterior surface. Also, the upper includes a tensile strand that extends through the strobel passage.Type: GrantFiled: December 9, 2016Date of Patent: September 14, 2021Assignee: NIKE, Inc.Inventors: Daniel A. Podhajny, Chung-Ming Chang, Ya-Fang Chen, Pei-Ju Su
-
Patent number: 11079877Abstract: A display driving circuit, suitable for a display device, includes multiple data circuits and multiple reading circuits. Each data circuit is configured to provide multiple data signals to corresponding ones of data lines of the display device. Each reading circuit is configured to compare multiple sensing signals on corresponding ones of sensing lines of the display device to generate a sensing result, and is configured generate multiple coupling signals according to the multiple data signals of a corresponding one of the multiple data circuits, respectively. The reading circuit is further configured to provide the multiple coupling signals to the corresponding ones of the multiple sensing lines. When the multiple data signals have one or more rising edges, the multiple coupling signals have one or more positive pulses. When the multiple data signals have one or more falling edges, the multiple coupling signals have one or more negative pulses.Type: GrantFiled: August 20, 2020Date of Patent: August 3, 2021Assignee: AU OPTRONICS CORPORATIONInventors: Chih-Hao Hung, Hung-Chi Wang, Ya-Fang Chen
-
Publication number: 20200234675Abstract: A driving apparatus and a driving signal generating method are provided. The driving apparatus includes a timing controller, a driver, a switch and a resistor. The timing controller generates a bi-direction lock signal. The driver receives a differential signal pair. The switch is turned on or cut off according to an eye diagram detection result of the differential signal pair. According to the bi-direction lock signal, the timing controller and the driver are used to: operate a first clock and data recovery (CDR) operation on the differential signal pair during a first time period; set setting parameters of an output differential voltage, a pre-emphasis circuit and an equalizer according to the eye diagram detection result and an on/off state of the switch, and perform a second CDR operation during a second time period; and drive a display according to the differential signal pair during a third time period.Type: ApplicationFiled: August 16, 2019Publication date: July 23, 2020Applicant: Au Optronics CorporationInventors: Sheng-Yao Huang, Hung-Chi Wang, Ya-Fang Chen