Patents by Inventor Chien-Hung Li
Chien-Hung 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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Publication number: 20200110689Abstract: A method for detecting abnormality adapted to detect abnormal operations of an operating system is provided. The method includes: calculating a safe range of usage of the operating system during one or more time periods according to a historical data stream; calculating abnormal ratios corresponding to the one or more time periods according to a current data stream and the safe range of usage; selecting one or more abnormal time periods from the one or more time periods according to a threshold and the abnormal ratios; calculating an abnormal indicator for each of the one or more abnormal time periods according to the historical data stream and the current data stream; and ranking the one or more abnormal time periods according to the abnormal indicator(s).Type: ApplicationFiled: February 21, 2019Publication date: April 9, 2020Applicant: Acer Cyber Security IncorporatedInventors: Chun-Hsien Li, Chien-Hung Li, Jun-Mein Wu, Ming-Kung Sun, Zong-Cyuan Jhang, Yin-Hsong Hsu, Chiung-Ying Huang, Tsung-Hsien Tsai
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Publication number: 20180365717Abstract: A method of predicting passenger demand includes obtaining a plurality of affecting factors; obtaining a basic passenger demand corresponding to a geographical area at a specific time period; computing at least one first type predicted demands according to the plurality of affecting factors and the basic passenger demand; selecting at least one important affecting factor from the plurality of affecting factors, and computing at least one second type predicted demand according to the at least one important affecting factor; and computing a combined predicted passenger demand according to the first predicted passenger demand and the second predicted passenger demand.Type: ApplicationFiled: May 21, 2018Publication date: December 20, 2018Inventors: Chun-Hsien Li, Yin-Hsong Hsu, Chien-Hung Li, Tsung-Hsien Tsai, Pei-Jung Chen
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Publication number: 20180332450Abstract: A method, a server, and a computer-readable recording medium for ride hotspot prediction are provided. The method is applicable to the server and includes the following steps. First, multiple pieces of ride data are obtained, wherein each piece of the ride data includes data respectively associated with candidate factors and a ride spot. Next, data clustering is performed on the ride data according to different regions. At least one positively-related factor which has a positive relation with crowds is selected from the candidate factors by using the ride data for each of the regions to accordingly calculate and generate hotspots in each of the regions.Type: ApplicationFiled: May 8, 2018Publication date: November 15, 2018Applicant: Acer IncorporatedInventors: Pei-Jung Chen, Yin-Hsong Hsu, Chien-Hung Li, Tsung-Hsien Tsai, Chun-Hsien Li
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Patent number: 9619103Abstract: A prompting method of an adjustable direction of a cursor for a portable electronic apparatus includes the follow steps: detecting a location of a cursor in a display, with the cursor indicating an indicated direction; determining whether any set direction corresponding to the location of the cursor is different from the indicated direction; and if any set direction corresponding to the location of the cursor is different from the indicated direction, displaying a directional adjustment prompting information for prompting at least one adjustable direction of the cursor corresponding to the location of the cursor.Type: GrantFiled: January 28, 2014Date of Patent: April 11, 2017Assignee: Acer Inc.Inventors: Chien-Hung Li, Yueh-Yarng Tsai, Yu-Hsuan Shen
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Patent number: 9535593Abstract: The invention provides an electronic device including a display unit, a touch sensing module and a processing unit. The display unit displays a user interface. The user interface includes a function-enabled area and a cursor. The touch sensing module is arranged to sense a touching object corresponding to the touch event of the cursor. The processing unit is arranged to implement the user interface. The processing unit further enables a function of the function-enabled area when the touch event corresponds to an event in which the cursor is dragged into the function-enabled area and remains in the function-enabled area by pressing for a first predetermined period.Type: GrantFiled: September 12, 2014Date of Patent: January 3, 2017Assignee: ACER INCORPORATEDInventors: Chien-Hung Li, Yu-Hsuan Shen, Yueh-Yarng Tsai
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Patent number: 9516405Abstract: A multimedia playing system is provided. A portable electronic device includes a first dock port, a second dock port, a power module, an audio processor and a controller. When a first single-ear wireless earphone connects with the first dock port, the power module charges the first single-ear wireless earphone via the first dock port. When a second single-ear wireless earphone connects with the second dock port, the power module charges the second single-ear wireless earphone via the second dock port. The audio processor provides a left sound channel signal and a right sound channel signal. When the first single-ear wireless earphone separates from the first dock port, the controller provides one of the left sound channel signal and the right sound channel signal to the first single-ear wireless earphone according to a relative position between the first dock port and a user.Type: GrantFiled: March 13, 2015Date of Patent: December 6, 2016Assignee: ACER INCORPORATEDInventors: Neng-Wen Yeh, Chiang-Tsun Chen, Chien-Hung Li, Po-Jen Tu, Chun-Chieh Chiu, Sheng-Yu Weng, Tzu-Hsiang Chang, Iou-Ren Su
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Patent number: 9256359Abstract: A touch control method, adapted for an electronic device with a touch screen is provided. The method includes the step of displaying a touch cursor on the touch screen, wherein the touch cursor includes a positioning point; detecting whether a dragging object exists around the positioning point; and moving the dragging object to be associated with the positioning point of the touch cursor and moving the dragging object according to a movement of the positioning point when determined that the dragging object exists around the positioning point and an operating signal corresponding to a dragging action of the touch cursor is received from the touch screen.Type: GrantFiled: June 25, 2014Date of Patent: February 9, 2016Assignee: Acer IncorporatedInventors: Chien-Hung Li, Yu-Hsuan Shen, Yueh-Yarng Tsai
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Publication number: 20150326990Abstract: A multimedia playing system is provided. A portable electronic device includes a first dock port, a second dock port, a power module, an audio processor and a controller. When a first single-ear wireless earphone connects with the first dock port, the power module charges the first single-ear wireless earphone via the first dock port. When a second single-ear wireless earphone connects with the second dock port, the power module charges the second single-ear wireless earphone via the second dock port. The audio processor provides a left sound channel signal and a right sound channel signal. When the first single-ear wireless earphone separates from the first dock port, the controller provides one of the left sound channel signal and the right sound channel signal to the first single-ear wireless earphone according to a relative position between the first dock port and a user.Type: ApplicationFiled: March 13, 2015Publication date: November 12, 2015Inventors: Neng-Wen YEH, Chiang-Tsun CHEN, Chien-Hung LI, Po-Jen TU, Chun-Chieh CHIU, Sheng-Yu WENG, Tzu-Hsiang CHANG, Iou-Ren SU
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Publication number: 20150326969Abstract: A multimedia playing system is provided. The multimedia playing system includes an earbud-type wireless earphone and a portable electronic device. The earbud-type wireless earphone includes a temperature sensor. The portable electronic device includes a dock port, a wireless module, an audio processor, and a controller. The wireless module receives temperature data from the temperature sensor of the earbud-type wireless earphone. The audio processor provides a first sound channel signal and a second sound channel signal. The controller provides one of the first sound channel signal and the second sound channel signal to the earbud-type wireless earphone according to the temperature data when the earbud-type wireless earphone is separated from the dock port.Type: ApplicationFiled: April 21, 2015Publication date: November 12, 2015Inventors: Po-Jen TU, Sheng-Yu WENG, Chiang-Tsun CHEN, Chun-Chieh CHIU, Chien-Hung LI, Iou-Ren SU, Neng-Wen YEH, Tzu-Hsiang CHANG
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Publication number: 20150309693Abstract: A touch device is configured to display a touch activated cursor on a touch screen. The touch device is also configured to detect an assistant window triggering movement of the touch activated cursor on the touch screen. In response to detection of the assistant window triggering movement, the touch device is configured to display an assistant window on the touch screen. The assistant window magnifies a portion of the touch activated cursor as well as magnifies a display area of the touch screen adjacent to an end of the touch activated cursor.Type: ApplicationFiled: January 20, 2015Publication date: October 29, 2015Inventors: Chien-Hung LI, Ling-Fan TSAO, Tung-Chuan WU, Yu-Hsuan SHEN, Yueh-Yarng TSAI
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Publication number: 20150253919Abstract: The invention provides an electronic device including a display unit, a touch sensing module and a processing unit. The display unit displays a user interface. The user interface includes a function-enabled area and a cursor. The touch sensing module is arranged to sense a touching object corresponding to the touch event of the cursor. The processing unit is arranged to implement the user interface. The processing unit further enables a function of the function-enabled area when the touch event corresponds to an event in which the cursor is dragged into the function-enabled area and remains in the function-enabled area by pressing for a first predetermined period.Type: ApplicationFiled: September 12, 2014Publication date: September 10, 2015Inventors: Chien-Hung Li, Yu-Hsuan Shen, Yueh-Yarng Tsai
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Publication number: 20150153925Abstract: A method for operating gestures and a method for calling a cursor adapted to an electronic device having a touch area are provided. The method for calling the cursor is as follows. A first gesture input to the touch area by an operating object is received. It is detected whether a second gesture is continuously input by the operating object from an end point of the first gesture after the first gesture is input. When the second gesture is not continuously input by the operating object from the end point and the operating object leaves the touch area, a first operation is executed. When the second gesture is continuously input by the operating object and the operating object does not leave the touch area, a cursor is called and the cursor is moved to a location where the operating object contacts the touch area.Type: ApplicationFiled: May 2, 2014Publication date: June 4, 2015Applicant: Acer IncorporatedInventors: Chien-Hung Li, Yin-Hsong Hsu, Yu-Hsuan Shen, Yueh-Yarng Tsai
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Publication number: 20150103001Abstract: A touch control method, adapted for an electronic device with a touch screen is provided. The method includes the step of displaying a touch cursor on the touch screen, wherein the touch cursor includes a positioning point; detecting whether a dragging object exists around the positioning point; and moving the dragging object to be associated with the positioning point of the touch cursor and moving the dragging object according to a movement of the positioning point when determined that the dragging object exists around the positioning point and an operating signal corresponding to a dragging action of the touch cursor is received from the touch screen.Type: ApplicationFiled: June 25, 2014Publication date: April 16, 2015Inventors: Chien-Hung Li, Yu-Hsuan Shen, Yueh-Yarng Tsai
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Publication number: 20150074607Abstract: A prompting method of an adjustable direction of a cursor for a portable electronic apparatus is disclosed. The method comprises the follow steps: detecting a location of a cursor in a display, wherein the cursor indicates an indicated direction; determining whether any set direction corresponding to the location of the cursor is different from the indicated direction; if any set direction corresponding to the location of the cursor is different from the indicated direction, displaying a directional adjustment prompting information for prompting at least one adjustable direction of the cursor corresponding to the location of the cursor.Type: ApplicationFiled: January 28, 2014Publication date: March 12, 2015Applicant: Acer Inc.Inventors: Chien-Hung Li, Yueh-Yarng Tsai, Yu-Hsuan Shen
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Publication number: 20150067577Abstract: A covered image projecting method for a portable electronic apparatus is disclosed. The method comprises the follow steps: displaying an input area in a display field; determining whether a position of an input cursor in the display field is covered by the input area; if the position of the input cursor in the display field is covered by the input area, capturing a local area image around the position of the input cursor; and projecting the local area image in the display field.Type: ApplicationFiled: March 11, 2014Publication date: March 5, 2015Applicant: Acer Inc.Inventors: Chien-Hung Li, Yueh-Yarng Tsai, Yu-Hsuan Shen
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Publication number: 20140365972Abstract: A method for selecting multiple objects and an electronic device are provided, and the method for selecting multiple objects is applicable to the electronic device. The electronic device includes a touch screen and a processor, and the processor executes an operating system (OS). The method includes: identifying whether an application currently executed by the OS belongs to a first type application or a second type application; when the application currently executed by the OS is identified to belong to the first type application, displaying a first multi-selection button by the touch screen, where the first multi-selection button is configured to generate a first button event when the first multi-selection button is triggered ; and when the first button event is detected by the touch screen, activating or deactivating a first multiple objects selection function of the application which is currently executed by the OS.Type: ApplicationFiled: February 26, 2014Publication date: December 11, 2014Applicant: Acer IncorporatedInventors: Chien-Hung Li, Chan-Ping Po, Yueh-Yarng Tsai, Yu-Hsuan Shen, Shang-Yi Huang, Yi-Wen Liu