Patents by Inventor HSIU-HUA YEN
HSIU-HUA YEN 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: 20240177893Abstract: An over-current protection device includes a heat-sensitive layer and an electrode layer. The electrode layer includes a top metal layer and a bottom metal layer, and the heat-sensitive layer attached therebetween. The heat-sensitive layer exhibits a positive temperature coefficient (PTC) characteristic and includes a polymer matrix and a conductive filler. The polymer matrix includes a polyolefin-based homopolymer and a polyolefin-based copolymer. The polyolefin-based homopolymer has a first coefficient of thermal expansion (CTE), and the polyolefin-based copolymer has a second CTE lower than the first CTE. The polyolefin-based homopolymer and the polyolefin-based copolymer together form an interpenetrating polymer network (IPN).Type: ApplicationFiled: May 3, 2023Publication date: May 30, 2024Inventors: CHENG-YU TUNG, Chia-Yuan Lee, HSIU-CHE YEN, CHEN-NAN LIU, YUNG-HSIEN CHANG, Yao-Te Chang, FU-HUA CHU, Takashi Hasunuma
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Patent number: 11990258Abstract: An over-current protection device includes first and second electrode layers and a PTC material layer laminated therebetween. The PTC material layer includes a polymer matrix, a conductive filler, and a titanium-containing dielectric filler. The polymer matrix has a fluoropolymer. The titanium-containing dielectric filler has a compound represented by a general formula of MTiO3, wherein the M represents transition metal or alkaline earth metal. The total volume of the PTC material layer is calculated as 100%, and the titanium-containing dielectric filler accounts to for 5-15% by volume of the PTC material layer.Type: GrantFiled: September 28, 2022Date of Patent: May 21, 2024Assignee: POLYTRONICS TECHNOLOGY CORP.Inventors: Hsiu-Che Yen, Yung-Hsien Chang, Cheng-Yu Tung, Chen-Nan Liu, Chia-Yuan Lee, Yu-Chieh Fu, Yao-Te Chang, Fu-Hua Chu
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Publication number: 20240145132Abstract: An over-current protection device includes first and second electrode layers and a PTC material layer laminated therebetween. The PTC material layer includes a polymer matrix, and a conductive filler. The polymer matrix has a fluoropolymer. The total volume of the PTC material layer is calculated as 100%, and the fluoropolymer accounts for 47-62% by volume of the PTC material layer. The fluoropolymer has a melt viscosity higher than 3000 Pa·s.Type: ApplicationFiled: March 16, 2023Publication date: May 2, 2024Inventors: CHENG-YU TUNG, CHEN-NAN LIU, Chia-Yuan Lee, HSIU-CHE YEN, YUNG-HSIEN CHANG, Yao-Te Chang, FU-HUA CHU
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Publication number: 20240145133Abstract: An over-current protection device includes a first metal layer, a second metal layer and a heat-sensitive layer laminated therebetween. The heat-sensitive layer exhibits a positive temperature coefficient (PTC) characteristic and includes a polymer matrix and a first conductive filler. The polymer matrix includes a polyolefin-based polymer and a fluoropolymer. The fluoropolymer has a melt flow index higher than 1.9 g/10 min, and the polyolefin-based polymer and the fluoropolymer together form an interpenetrating polymer network (IPN). The first conductive filler has a metal-ceramic compound dispersed in the polymer matrix.Type: ApplicationFiled: April 5, 2023Publication date: May 2, 2024Inventors: CHEN-NAN LIU, YUNG-HSIEN CHANG, CHENG-YU TUNG, HSIU-CHE YEN, Chia-Yuan LEE, Yao-Te CHANG, FU-HUA CHU
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Publication number: 20240127988Abstract: An over-current protection device includes a first metal layer, a second metal layer and a heat-sensitive layer laminated therebetween. The heat-sensitive layer exhibits a positive temperature coefficient (PTC) characteristic and includes a first polymer and a conductive filler. The first polymer consists of polyvinylidene difluoride (PVDF), and PVDF exists in different phases such as ?-PVDF, ?-PVDF and ?-PVDF. The total amount of ?-PVDF, ?-PVDF and ?-PVDF is calculated as 100%, and the amount of ?-PVDF accounts for 48% to 55%. The conductive filler has a metal-ceramic compound.Type: ApplicationFiled: March 2, 2023Publication date: April 18, 2024Inventors: HSIU-CHE YEN, YUNG-HSIEN CHANG, CHENG-YU TUNG, Chia-Yuan Lee, CHEN-NAN LIU, Yao-Te Chang, FU-HUA CHU
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Publication number: 20240127989Abstract: An over-current protection device includes a first metal layer, a second metal layer and a heat-sensitive layer laminated therebetween. The heat-sensitive layer exhibits a positive temperature coefficient (PTC) characteristic and includes a first polymer and a conductive filler. The first polymer consists of polyvinylidene difluoride (PVDF), and PVDF exists in different phases such as ?-PVDF, ?-PVDF and ?-PVDF. The total amount of ?-PVDF, ?-PVDF and ?-PVDF is calculated as 100%, and the amount of ?-PVDF accounts for 33% to 42%.Type: ApplicationFiled: January 25, 2023Publication date: April 18, 2024Inventors: CHIA-YUAN LEE, CHENG-YU TUNG, HSIU-CHE YEN, CHEN-NAN LIU, YUNG-HSIEN CHANG, YAO-TE CHANG, FU-HUA CHU
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Patent number: 11952004Abstract: A lane change assistance method is provided. The method includes recognizing styles of two traffic lines corresponding to a lane where a vehicle is located. Whether the vehicle violates traffic rules is determined according to the styles of the two traffic lines when the vehicle is performing an operation of changing lanes. A prompt is issued when the vehicle violates traffic rules.Type: GrantFiled: April 20, 2021Date of Patent: April 9, 2024Assignee: Chiun Mai Communication Systems, Inc.Inventors: Hsiu-Hua Yen, Jian-Cheng Lin, Chih-Pu Hsu
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Patent number: 11535244Abstract: A parking assistance method is provided. The method includes recognizing image features of a traffic line corresponding to a parking position of a vehicle. A category of the parking position of the vehicle is determined based on the image features of the traffic line. Once the vehicle is determined to be parking illegally based on the category of the parking position of the vehicle; a warning is issued.Type: GrantFiled: April 13, 2021Date of Patent: December 27, 2022Assignee: Chiun Mai Communication Systems, Inc.Inventors: Jian-Cheng Lin, Hsiu-Hua Yen, Chih-Pu Hsu
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Publication number: 20210323557Abstract: A lane change assistance method is provided. The method includes recognizing styles of two traffic lines corresponding to a lane where a vehicle is located. Whether the vehicle violates traffic rules is determined according to the styles of the two traffic lines when the vehicle is performing an operation of changing lanes. A prompt is issued when the vehicle violates traffic rules.Type: ApplicationFiled: April 20, 2021Publication date: October 21, 2021Inventors: HSIU-HUA YEN, JIAN-CHENG LIN, CHIH-PU HSU
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Publication number: 20210316748Abstract: A driving assistance method for operating a vehicle includes establishing a database, wherein the database includes pre-stores keywords, the keywords are defined as words related to traffic; obtaining electronic texts of traffic rules; extracting keywords in the electronic texts according to the database; generating a trigger condition based on the extracted keywords; obtaining a plurality of current driving parameters of the vehicle; and sending a driving assistance command when the current driving parameters satisfy the trigger condition. The invention also provides a vehicle using the driving assistance method.Type: ApplicationFiled: April 9, 2021Publication date: October 14, 2021Inventors: CHIH-PU HSU, YI-CHIN WANG, HSIU-HUA YEN, JIAN-CHENG LIN
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Publication number: 20210316719Abstract: A parking assistance method is provided. The method includes recognizing image features of a traffic line corresponding to a parking position of a vehicle. A category of the parking position of the vehicle is determined based on the image features of the traffic line. Once the vehicle is determined to be parking illegally based on the category of the parking position of the vehicle; a warning is issued.Type: ApplicationFiled: April 13, 2021Publication date: October 14, 2021Inventors: JIAN-CHENG LIN, HSIU-HUA YEN, CHIH-PU HSU
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Patent number: 10240940Abstract: A route planning system applied in a server or in a mobile client device can plan a travel route according to client device location information. The route planning system includes an obtaining module, a selection module, and a calculation module. The obtaining module obtains the client device location information. The selection module determines a distance or scanning range according to the client device location information, and selects first pictures from the server or the client device of destinations or attractions which are within the scanning range, according to the location information of all the stored pictures. The calculation module calculates at least one route according to the location information of the first pictures. A route planning method is also provided.Type: GrantFiled: December 29, 2016Date of Patent: March 26, 2019Assignee: Chiun Mai Communication Systems, Inc.Inventors: Hsiu-Hua Yen, Chih-Pu Hsu, Chia-Wei Chien, Sung-Chieh Chang
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Patent number: 9984153Abstract: A music play method includes detecting at least one group of dynamic parameters of an electronic device and obtaining detected dynamic parameters. Once a music playlist of the electronic device is determined to be adjusted according to the detected dynamic parameters, the music play is adjusted according to the detected dynamic parameters and an adjusted music playlist is obtained.Type: GrantFiled: August 31, 2016Date of Patent: May 29, 2018Assignee: Chiun Mai Communication Systems, Inc.Inventors: Chih-Pu Hsu, Hsiu-Hua Yen, Sung-Jay Chang
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Publication number: 20170284821Abstract: A route planning system applied in a server or in a mobile client device can plan a travel route according to client device location information. The route planning system includes an obtaining module, a selection module, and a calculation module. The obtaining module obtains the client device location information. The selection module determines a distance or scanning range according to the client device location information, and selects first pictures from the server or the client device of destinations or attractions which are within the scanning range, according to the location information of all the stored pictures. The calculation module calculates at least one route according to the location information of the first pictures. A route planning method is also provided.Type: ApplicationFiled: December 29, 2016Publication date: October 5, 2017Inventors: HSIU-HUA YEN, CHIH-PU HSU, CHIA-WEI CHIEN, SUNG-CHIEH CHANG
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Publication number: 20170161381Abstract: A music play method includes detecting at least one group of dynamic parameters of an electronic device and obtaining detected dynamic parameters. Once a music playlist of the electronic device is determined to be adjusted according to the detected dynamic parameters, the music play is adjusted according to the detected dynamic parameters and an adjusted music playlist is obtained.Type: ApplicationFiled: August 31, 2016Publication date: June 8, 2017Inventors: CHIH-PU HSU, HSIU-HUA YEN, SUNG-JAY CHANG
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Publication number: 20170161380Abstract: A method for providing music service includes generating a music playlist. The music playlist is sent to a terminal device. At least one group of dynamic parameters is received from the terminal device. The music playlist is adjusted according to the least one group of dynamic parameters when the dynamic parameters is received. Once an adjusted music playlist is obtained, the adjusted music playlist is sent to the terminal device.Type: ApplicationFiled: August 31, 2016Publication date: June 8, 2017Inventors: CHIH-PU HSU, HSIU-HUA YEN, SUNG-JAY CHANG