Patents by Inventor Wei-Chen Liu
Wei-Chen Liu 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: 20240420749Abstract: A memory clock control circuit includes a voltage detection circuit and a first logic circuit. The voltage detection circuit receives a supply voltage of at least one memory, and outputs a control signal according to a comparison result of the supply voltage and at least one threshold value. The threshold value includes a first threshold value that is greater than a system reset voltage and less than a minimum operating voltage of the memory. The first logic circuit receives the control signal and a first clock signal of at least one memory controller, and outputs a first memory clock signal to the memory according to the control signal. According to the control signal, the first logic circuit outputs a clock stop signal to the memory when the supply voltage is less than the first threshold value. A method for controlling a memory clock is also provided.Type: ApplicationFiled: October 23, 2023Publication date: December 19, 2024Inventor: WEI-CHEN LIU
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Publication number: 20240385293Abstract: A solid-state lidar device includes an emitting module and a receiving module. The emitting module includes a laser driver and a light emitting source. The laser driver is used to drive the light emitting source to emit a light signal. The laser driver is a high electron mobility transistor, and the light emitting source includes at least one laser diode. The receiving module is used to receive the light signal being reflected and generate an output signal according to the light signal, and the receiving module includes an avalanche photodiode. The avalanche photodiode includes a lead sulfide quantum dot colloid layer, and the lead sulfide quantum dot colloid layer is arranged on a reflection path of the light signal received by the avalanche photodiode.Type: ApplicationFiled: February 28, 2024Publication date: November 21, 2024Inventors: Wei-Chen LIU, Sheng-Wei CHEN
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Publication number: 20240371891Abstract: An electronic device includes a substrate, two data lines, two scan lines, an opening region and a light shielding pattern. The two data lines are adjacently disposed on the substrate. The two scan lines are adjacently disposed on the substrate and extend along a first direction. The two data lines and the two scan lines define a pixel. The opening region is disposed corresponding to the pixel and has a first edge and a second edge disposed opposite to each other and extending along the first direction. There is a spaced distance between the first edge and the second edge in a second direction perpendicular to the first direction. The light shielding pattern is disposed adjacent to the opening region and includes a first portion located between a first extending line of the first edge and a second extending line of the second edge.Type: ApplicationFiled: April 7, 2024Publication date: November 7, 2024Applicant: InnoLux CorporationInventors: Cheng-Min Wu, Ming-Jhih Chen, Wei-Chen Liu
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Publication number: 20220314391Abstract: A polishing pad adapted for polishing an object and having a polishing track region is provided. The polishing pad includes a polishing layer and an adhesive layer. The polishing layer has a polishing surface and a rough bottom surface opposite to each other, and the rough bottom surface includes a plurality of discontinuous dents. The adhesive layer is adhered to the rough bottom surface.Type: ApplicationFiled: March 17, 2022Publication date: October 6, 2022Applicant: IV Technologies CO., Ltd.Inventors: Kun-Che Pai, WEI CHEN LIU, Chung-Ru Wu
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Publication number: 20190086912Abstract: A fault detection and classification method of multi-sensors is provided. The method includes the following steps: collecting the plurality of raw sensory data by the plurality of sensors, conducting the data normalization process and data augmentation process by the processor, conducting the feature extraction process by using the convolution neural network having the convolution layer, the activation layer, and the pooling layer, setting a diagnosis layer by connecting the plurality of feature maps to the single neuron, and obtaining the plurality of weight values of the plurality of sensors by using the activation function, and obtaining the abnormal probability by using the calculation of the multilayer perceptron neural network.Type: ApplicationFiled: December 18, 2017Publication date: March 21, 2019Inventors: Chia-Yu HSU, Wei-Chen LIU
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Patent number: 8817460Abstract: A bracket is used for an electronic device into a frame. The frame includes two opposite wall surfaces and at least one pair of guiding rails disposed on the two wall surfaces. The bracket includes a main connection portion, two main elastic arms, and main engaging posts. The main elastic arms respectively extend from two ends of the main connection portion. The two main elastic arms extend towards the same direction with a clamping space defined between the two main elastic arms for accommodating the electronic device. The main engaging posts are respectively disposed on sides of the two main elastic arms facing each other, so that the main engaging posts extend towards the clamping space for engaging lateral surfaces of the electronic device. The two main elastic arms respectively slide along the two guiding rails, so as to fix the electronic device into the frame.Type: GrantFiled: March 7, 2012Date of Patent: August 26, 2014Assignee: Wistron CorporationInventors: Shu-Ming Yu, Fu-Jen Yang, Wei-Chen Liu
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Patent number: 8658052Abstract: Disclosed is a method for making a highly thermally conductive composite. At first, paraffin wax is subjected to apparent modification. Expandable graphite is oxidized and organically modified. The modified paraffin wax is melted and mixed with the modified expandable graphite so that the modified expandable graphite is evenly distributed in the modified paraffin wax. With the expandable graphite, which exhibits an excellent heat transfer coefficient, the thermal conductivity of the paraffin wax is improved. The melting and solidifying rates of the paraffin wax are improved.Type: GrantFiled: August 2, 2011Date of Patent: February 25, 2014Assignee: Chung-Shan Institute of Science and Technology, Armaments, Bureau, Ministry of Naional DefenseInventors: Chi-Fa Hsieh, Fu-Yen Ling, Yeng-Fong Shih, Wei-Chen Liu
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Publication number: 20130127310Abstract: A bracket is used for an electronic device into a frame. The frame includes two opposite wall surfaces and at least one pair of guiding rails disposed on the two wall surfaces. The bracket includes a main connection portion, two main elastic arms, and main engaging posts. The main elastic arms respectively extend from two ends of the main connection portion. The two main elastic arms extend towards the same direction with a clamping space defined between the two main elastic arms for accommodating the electronic device. The main engaging posts are respectively disposed on sides of the two main elastic arms facing each other, so that the main engaging posts extend towards the clamping space for engaging lateral surfaces of the electronic device. The two main elastic arms respectively slide along the two guiding rails, so as to fix the electronic device into the frame.Type: ApplicationFiled: March 7, 2012Publication date: May 23, 2013Applicant: WISTRON CORPORATIONInventors: Shu-Ming YU, Fu-Jen Yang, Wei-chen Liu
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Publication number: 20120313033Abstract: Disclosed is a method for making a highly thermally conductive composite. At first, paraffin wax is subjected to apparent modification. Expandable graphite is oxidized and organically modified. The modified paraffin wax is melted and mixed with the modified expandable graphite so that the modified expandable graphite is evenly distributed in the modified paraffin wax. With the expandable graphite, which exhibits an excellent heat transfer coefficient, the thermal conductivity of the paraffin wax is improved. The melting and solidifying rates of the paraffin wax are improved.Type: ApplicationFiled: August 2, 2011Publication date: December 13, 2012Applicant: Chung-Shan Institute of Science and Technology, Armaments, Bureau, Ministry of National DefenseInventors: Chi-Fa Hsieh, Fu-Yen Ling, Yeng-Fong Shih, Wei-Chen Liu
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Patent number: 8305898Abstract: A system and method for guiding and distributing network load flow is proposed and characterized by providing service-providing equipment with better packet routes to reduce the load flow of a routing device. At least two service-providing devices are connected to enable the routing device to guide the packets sent by a user-end device into the at least two connected service-providing devices for allowing the service provider used by the user to process requested services and thereby reduce the number of times of sending data packets to the routing device. In the case that the subscriber has applied for multiple network services, the packets only need to be requested once with the connected service-providing equipment in order to complete all network services.Type: GrantFiled: June 14, 2010Date of Patent: November 6, 2012Assignee: Chunghwa Telecom Co., Ltd.Inventors: Ching-Keu Chang, Wei-Chen Liu, Ming-Ho Wu, Ming-Shan Shyu, Feng-Peng You
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Publication number: 20110158097Abstract: A system and method for guiding and distributing network load flow is proposed and characterized by providing service-providing equipment with better packet routes to reduce the load flow of a routing device. At least two service-providing devices are connected to enable the routing device to guide the packets sent by a user-end device into the at least two connected service-providing devices for allowing the service provider used by the user to process requested services and thereby reduce the number of times of sending data packets to the routing device. In the case that the subscriber has applied for multiple network services, the packets only need to be requested once with the connected service-providing equipment in order to complete all network services.Type: ApplicationFiled: June 14, 2010Publication date: June 30, 2011Applicant: CHUNGHWA TELECOM CO., LTD.Inventors: Ching-Keui Chang, Wei-Chen Liu, Ming-Ho Wu, Ming-Shan Shyu, Feng-Peng You