Patents by Inventor Hou Chen
Hou 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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Publication number: 20250132851Abstract: A time synchronization method used for a time synchronization device is provided. The time synchronization device runs a plurality of Precision Time Protocol (PTP) instances to connect to a plurality of time synchronization domains through a plurality of ports. The time synchronization method includes selecting a grandmaster (GM) clock from the plurality of time synchronization domains; updating clock information of the grandmaster clock; determining whether each of the plurality of ports is a time receiving port or a time transmitting port according to the grandmaster clock; modifying clock attributes of each of the plurality of PTP instances according to whether the corresponding port is the time receiving port or the time transmitting port; and synchronizing, by the plurality of PTP instances, timings of the plurality of time synchronization domains according to the grandmaster clock.Type: ApplicationFiled: February 1, 2024Publication date: April 24, 2025Applicant: Moxa IncInventors: Yi-Feng Lu, Chien-Yu Lai, Chi-Chuan Liu, Po-Hung Lin, Hou-Chen Liu
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Publication number: 20250132852Abstract: A time synchronization method is provided for a time synchronization device, wherein the time synchronization device runs a plurality of precision time protocol (PTP) instances to connect to a plurality of time synchronization domains respectively. The time synchronization method includes determining whether a frequency of a local PTP clock of the time synchronization device is changed; and updating a frequency of a local clock of the time synchronization device with the frequency of the local PTP clock in response to the frequency of the local PTP clock being changed.Type: ApplicationFiled: November 20, 2023Publication date: April 24, 2025Applicant: Moxa Inc.Inventors: Yi-Feng Lu, Chien-yu Lai, Chi-Chuan Liu, Po-Hung Lin, Hou-Chen Liu
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Publication number: 20240142961Abstract: A method of estimating greenhouse gas emission, performed by a processing device, includes: obtaining at least one time period of a number of working stations for a target manufacturing process of a product; obtaining a number of first power consumption data of the target manufacturing process, wherein the first power consumption data correspond to the working stations respectively; calculating a number of second power consumption data based on the at least one time period and the first power consumption data; searching for a number of target coefficients corresponding to the plurality of working stations respectively in coefficient database based on the target manufacturing process; and calculating greenhouse gas emission data of the target manufacturing process based on the second power consumption data and the target coefficients.Type: ApplicationFiled: October 27, 2022Publication date: May 2, 2024Applicant: INSTITUTE FOR INFORMATION INDUSTRYInventors: Tsung-Hsi LIN, Yun Sheng LI, Yu Ling LEE, Hsiao Pin LIN, Chia Hou CHEN
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Patent number: 11960138Abstract: An active alignment machine includes a base, a first pillar, a second pillar, a distribution module, a first alignment module, a second alignment module and a third alignment module. The first pillar has a first pillar top surface. The second pillar has a second pillar top surface. The first pillar top surface and the second pillar top surface cooperatively support plural assembling specifications. The distribution module is installed on the base and arranged between the first pillar and the second pillar. The first alignment module, the second alignment module and third alignment module are replaceable to be assembled with or dissembled from the first pillar top surface and the second pillar top surface. The first alignment module, the second alignment module and third alignment module work with the distribution module to perform the active alignment on a first-type product, a second-type product and a third-type product, respectively.Type: GrantFiled: September 23, 2021Date of Patent: April 16, 2024Assignee: PRIMAX ELECTRONICS LTD.Inventors: Ching-Hui Chang, Yi-Hou Chen
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Patent number: 11648647Abstract: A pneumatic clamping device includes a main body, a piston, a first linkage member and a second linkage member. The main body includes a chamber. The piston includes a pillar part. The first linkage member includes a first arm part and a second arm part. The second linkage member includes a third arm part and a fourth arm part. When the air is introduced into the chamber, the pillar part is gradually moved to push the first arm part and the third arm part, so that the second arm part is externally expanded relative to the fourth arm part. When the air is exited from the chamber, the pillar part is gradually moved to pull back the first arm part and the third arm part, so that the second arm part is internally retracted relative to the fourth arm part.Type: GrantFiled: September 23, 2021Date of Patent: May 16, 2023Assignee: PRIMAX ELECTRONCS LTD.Inventors: Chien-Chang Chu, Yi-Hou Chen
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Publication number: 20230050012Abstract: An active alignment machine includes a base, a first pillar, a second pillar, a distribution module, a first alignment module, a second alignment module and a third alignment module. The first pillar has a first pillar top surface. The second pillar has a second pillar top surface. The first pillar top surface and the second pillar top surface cooperatively support plural assembling specifications. The distribution module is installed on the base and arranged between the first pillar and the second pillar. The first alignment module, the second alignment module and third alignment module are replaceable to be assembled with or dissembled from the first pillar top surface and the second pillar top surface. The first alignment module, the second alignment module and third alignment module work with the distribution module to perform the active alignment on a first-type product, a second-type product and a third-type product, respectively.Type: ApplicationFiled: September 23, 2021Publication date: February 16, 2023Inventors: CHING-HUI CHANG, YI-HOU CHEN
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Publication number: 20230042676Abstract: A pneumatic clamping device includes a main body, a piston, a first linkage member and a second linkage member. The main body includes a chamber. The piston includes a pillar part. The first linkage member includes a first arm part and a second arm part. The second linkage member includes a third arm part and a fourth arm part. When the air is introduced into the chamber, the pillar part is gradually moved to push the first arm part and the third arm part, so that the second arm part is externally expanded relative to the fourth arm part. When the air is exited from the chamber, the pillar part is gradually moved to pull back the first arm part and the third arm part, so that the second arm part is internally retracted relative to the fourth arm part.Type: ApplicationFiled: September 23, 2021Publication date: February 9, 2023Inventors: CHIEN-CHANG CHU, YI-HOU CHEN
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Publication number: 20220074939Abstract: A method for determining immune competence against severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) includes obtaining a blood sample from a subject in need thereof, detecting, in the blood sample, levels of binding antibodies against SARS-CoV-2 spike S1 protein and its receptor binding domain (RBD), and calculating a weighted value using a regression model. Another method for determining immune competence against SARS-CoV-2 is also disclosed.Type: ApplicationFiled: September 9, 2021Publication date: March 10, 2022Inventors: Shin-Ru SHIH, Kuan-Ting LIU, Guang-Wu CHEN, Chung-Guei HUANG, Kar-Yee YU, Hou-Chen LEE, Peng-Nien HUANG, Yu-Nong GONG, Rei-Lin KUO, Chih-Ching WU, Yu-An KUNG, Sheng-Yu HUANG
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Patent number: 10757310Abstract: A miniature image pickup module and a manufacturing method are provided. The manufacturing method includes the following steps. In a step (a), a substrate with two vertical conductor lines is provided. In a step (b), a photosensitive element is provided. The photosensitive element is fixed on the substrate. The two vertical conductor lines are penetrated through two openings of the photosensitive element. Moreover, first ends of the vertical conductor lines are located away from the substrate and partially exposed to a top surface of the photosensitive element. In a step (c), the first ends of the vertical conductor lines are electrically connected with the corresponding bonding pads. In a step (d), a lens module is fixed on the substrate to cover a top side of the photosensitive element, so that the miniature image pickup module is manufactured.Type: GrantFiled: August 22, 2019Date of Patent: August 25, 2020Assignee: PRIMAX ELECTRONICS LTD.Inventors: Ching-Hui Chang, Sheng-Hsiang Chiu, Yi-Hou Chen
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Patent number: 10258499Abstract: The present invention is to provide a kneading moxibustion device, which includes a base having one end provided with a receiving cavity; a contact element made of an insulting material for sealing the cavity; a control circuit mounted inside the cavity for generating a driving signal according to electricity received; a coil tube positioned inside the cavity and including a heating coil with a plurality of turns wound around a hollow insulating member for receiving the driving signal; and a conducting element formed of metal and including an induction portion inserted into the insulating member and a conduction portion having one end connected to the induction portion and an opposite end against the contact element; so that the heating coil can generate a precise thermal energy in response to the driving signal and then transfer the thermal energy to a user's body through the conducting element and contact element sequentially.Type: GrantFiled: December 29, 2014Date of Patent: April 16, 2019Inventor: Kuang-Hou Chen
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Patent number: 10155449Abstract: A battery power integration apparatus includes a power converter, a battery control module, and a relay. The power converter has an input side and an output side, and the input side is connected to a high-voltage DC voltage. The battery control module includes a relay control circuit and a pre-charge control circuit. The relay is connected to the input side of the power converter and the battery control module. The pre-charge control circuit receives a pre-charge enable signal generated from the power converter to pre-charge the input side of the power converter. The power converter steps down the high-voltage DC voltage to output a low-voltage DC voltage at the output side thereof when the relay control circuit turns on the relay, thus supplying the required power for low-voltage devices inside a hybrid electric vehicle.Type: GrantFiled: November 20, 2015Date of Patent: December 18, 2018Assignee: DELTA ELECTRONICS, INC.Inventors: Chin-Hou Chen, Wen-Sheng Tsao, Chen-Bin Huang, Jui-Teng Chan
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Publication number: 20180262445Abstract: A method of a cross-region multilevel band broadcast structure includes: selecting a main band for broadcasting in a full region; selecting a first secondary band for broadcasting in a first region within the full region; and selecting a second secondary band for broadcasting in a second region within the full region. The main band, the first secondary band and the second secondary band are different bands.Type: ApplicationFiled: October 12, 2017Publication date: September 13, 2018Inventors: Chia-Shiang Shih, Tao-Hsuan Wu, Cheng-Min Jen, Hou-Chen Liao, Han-Lin Shih
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Publication number: 20160352845Abstract: A system for implementing a ride-sharing method includes a cloud server, a first terminal device in wireless connection with the cloud server, at least one second terminal device in wireless connection with the cloud server, a first helmet in wireless connection with the first terminal device, and a second helmet in wireless connection with the at least one second terminal device. The first terminal device generates a ride-sharing request and transmits the ride-sharing request to the cloud server. The cloud server transmits the ride-sharing request to the at least one second terminal device. The at least one second terminal device generates a ride-sharing confirmation and transmits the ride-sharing confirmation to the cloud server. The cloud server transmits the ride-sharing confirmation to the first terminal device. A user of the first terminal device selects one second terminal device to share a ride.Type: ApplicationFiled: March 1, 2016Publication date: December 1, 2016Inventors: SHU-KAN NIEH, KUANG-YAO LIAO, HSIEN-HOU CHEN, HUI-HSUAN CHOU
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Publication number: 20160350713Abstract: A delivery address positioning method based on Internet of vehicles is provided. The method includes the steps as follows. Control a timing unit of the smart device to start timing when a real-time speed of the smart device is zero. Obtain a position information of the smart device from a GPS unit of the smart device and a registration information stored by a storage unit of the smart device when a time period timed by the timing unit is greater than a predefined time period. Transmit the position information and the registration information to the server. Search a database of the server according to the registration information. Determine whether the database includes at least one order matches with the registration information. And deliver the position information to a logistics center when the database includes at least one order matches with the registration information.Type: ApplicationFiled: August 7, 2015Publication date: December 1, 2016Inventors: SHU-KAN NIEH, HUI-HSUAN CHOU, KUANG-YAO LIAO, HSIEN-HOU CHEN
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Patent number: 9425612Abstract: An output power protection apparatus includes a DC conversion unit, an output protection unit, a high-voltage battery, a low-voltage battery, and a control unit. The DC conversion unit converts an input DC power into an output DC power. The output protection unit is connected in series to the DC conversion unit, and the output protection unit has a plurality of protection circuits connected in parallel to each other. When a short-circuit condition occurs between the high-voltage battery and the low-voltage battery or the low-voltage battery is reversely connected in polarity, the control unit generates a control signal to control the protection circuits to disconnect the connection between the low-voltage battery and a low-voltage device, and the DC conversion unit.Type: GrantFiled: July 31, 2014Date of Patent: August 23, 2016Assignee: DELTA ELECTRONICS, INC.Inventors: Wen-Sheng Tsao, Chin-Hou Chen, Jui-Teng Chan, Chen-Tung Chang, Chen-Bin Huang, Wei-Cheng Peng
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Publication number: 20160229298Abstract: A battery power integration apparatus includes a power converter, a battery control module, and a relay. The power converter has an input side and an output side, and the input side is connected to a high-voltage DC voltage. The battery control module includes a relay control circuit and a pre-charge control circuit. The relay is connected to the input side of the power converter and the battery control module. The pre-charge control circuit receives a pre-charge enable signal generated from the power converter to pre-charge the input side of the power converter. The power converter steps down the high-voltage DC voltage to output a low-voltage DC voltage at the output side thereof when the relay control circuit turns on the relay, thus supplying the required power for low-voltage devices inside a hybrid electric vehicle.Type: ApplicationFiled: November 20, 2015Publication date: August 11, 2016Inventors: Chin-Hou CHEN, Wen-Sheng TSAO, Chen-Bin HUANG, Jui-Teng CHAN
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Publication number: 20160184173Abstract: The present invention is to provide a kneading moxibustion device, which includes a base having one end provided with a receiving cavity; a contact element made of an insulting material for sealing the cavity; a control circuit mounted inside the cavity for generating a driving signal according to electricity received; a coil tube positioned inside the cavity and including a heating coil with a plurality of turns wound around a hollow insulating member for receiving the driving signal; and a conducting element formed of metal and including an induction portion inserted into the insulating member and a conduction portion having one end connected to the induction portion and an opposite end against the contact element; so that the heating coil can generate a precise thermal energy in response to the driving signal and then transfer the thermal energy to a user's body through the conducting element and contact element sequentially.Type: ApplicationFiled: December 29, 2014Publication date: June 30, 2016Inventor: Kuang-Hou CHEN
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Publication number: 20150244167Abstract: An output power protection apparatus includes a DC conversion unit, an output protection unit, a high-voltage battery, a low-voltage battery, and a control unit. The DC conversion unit converts an input DC power into an output DC power. The output protection unit is connected in series to the DC conversion unit, and the output protection unit has a plurality of protection circuits connected in parallel to each other. When a short-circuit condition occurs between the high-voltage battery and the low-voltage battery or the low-voltage battery is reversely connected in polarity, the control unit generates a control signal to control the protection circuits to disconnect the connection between the low-voltage battery and a low-voltage device, and the DC conversion unit.Type: ApplicationFiled: July 31, 2014Publication date: August 27, 2015Inventors: Wen-Sheng TSAO, Chin-Hou CHEN, Jui-Teng CHAN, Chen-Tung CHANG, Chen-Bin HUANG, Wei-Cheng PENG
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Publication number: 20130088196Abstract: A high-voltage battery charging system includes a rectifier circuit, a power factor correction circuit, a bus capacitor, an intermediate non-isolated DC-DC converting circuit, an intermediate output capacitor, and a non-isolated DC-DC converting circuit. The rectifier circuit is used for rectifying an AC input voltage into a rectified voltage. The power factor correction circuit is used for increasing a power factor of the rectified voltage and generating a bus voltage. The bus capacitor is used for energy storage and voltage stabilization. The intermediate non-isolated DC-DC converting circuit is used for boosting the bus voltage into an intermediate output voltage. The intermediate output capacitor is connected between an output terminal of the intermediate non-isolated DC-DC converting circuit and the common terminal COM for energy storage and voltage stabilization.Type: ApplicationFiled: February 13, 2012Publication date: April 11, 2013Applicant: DELTA ELECTRONICS, INC.Inventors: Chin-Hou Chen, Bo-Wen Tang, Meng-Fu Cho
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Publication number: 20130040952Abstract: Methods for identifying agents capable of disrupting a salt bridge in an influenza A virus nucleoprotein corresponding to the E339 . . . R416 salt bridge in SEQ ID NO:1, and thus the trimerization of the NP protein; and uses of such agents, e.g., small molecules and peptides, for inhibiting influenza virus replication and treating infection caused by influenza virus.Type: ApplicationFiled: August 6, 2012Publication date: February 14, 2013Applicant: Academia SinicaInventors: Chi-Huey Wong, Ming-Daw Tsai, Ying-Ta Wu, Yih-Shyun E. Cheng, Yu-Hou Chen, Yu-Fang Shen