Patents Assigned to National Chiao Tung University
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Publication number: 20210325233Abstract: The present invention relates to a flow rate measuring method comprising: establishing a database which includes a plurality of flow profiles; measuring the flow in a flow field using a plurality of transducers wherein in between every two transducers there exists an acoustic path which indicates the flow speed of the flow between the two transducers, and a feature map can be derived from the flow speeds; comparing the feature map with the database; selecting a matching flow profile from the flow profiles wherein the matching flow profile has a plurality of weighting functions corresponding to the acoustic paths; and calibrating the flow speed using the weighting functions.Type: ApplicationFiled: April 21, 2020Publication date: October 21, 2021Applicant: NATIONAL CHIAO TUNG UNIVERSITYInventors: Chi-Chuan Wang, Tran Ngoc Tan
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Publication number: 20210326697Abstract: A convolution operation module comprising a first memory element, a second memory element and a first operation unit is presented. The first memory element is configured to store a first part of a first row data of an array data. The second memory element is configured to store a second part of a second row data of an array data. Wherein the second row data is adjacent to the first row data in the array data and the first part and the second part have a same amount of data. The first operation unit is coupled to the first memory element and second memory element. Wherein the first operation unit integrates the first part and the second part into a first operation matrix. Wherein the first operation unit performs a convolution operation on the first operation matrix and a first kernel map to derive a first feature value.Type: ApplicationFiled: August 27, 2020Publication date: October 21, 2021Applicant: NATIONAL CHIAO TUNG UNIVERSITYInventors: Juinn-Dar HUANG, Yi LU, Yi-Lin WU
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Patent number: 11151720Abstract: The present invention provides a physiological information detection method for calculating a physiological value by using changes of a dynamic image. The detection method includes: acquiring detection data from a gray-scale value of the dynamic image, and transforming the detection data into frequency data. The detection method further includes: determining whether the frequency data meet a preset condition, and using a transformation model of a corresponding transformation combination accordingly to transform the frequency data into a physiological value. The present invention further provides a physiological information detection device applying the detection method.Type: GrantFiled: January 2, 2020Date of Patent: October 19, 2021Assignee: NATIONAL CHIAO TUNG UNIVERSITYInventors: Bing-Fei Wu, Yun-Wei Chu, Po-Wei Huang, Meng-Liang Chung, Yin-Cheng Tsai
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Patent number: 11148293Abstract: A robot controlling method includes: obtaining a depth image by a depth camera; receiving the depth image and obtaining an object parameter according to the depth image by a processing circuit; generating an attractive force parameter according to a target trajectory by the processing circuit; generating a repulsive force parameter according to a first vector between the object parameter and a robot by the processing circuit; generating a virtual force parameter according to a second vector between the object parameter and the robot by the processing circuit; and outputting a control signal to the robot to drive the robot according to the attractive force parameter, the repulsive force parameter and the virtual force parameter by the processing circuit.Type: GrantFiled: October 30, 2018Date of Patent: October 19, 2021Assignee: NATIONAL CHIAO TUNG UNIVERSITYInventors: Kai-Tai Song, Jen-Hao Chen
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Patent number: 11145983Abstract: A dual-polarized patch antenna includes a first insulating substrate; conductive connections, each of which passes through the first insulating substrate, and which are arranged to form a resonant cavity and two feeding ports; first and second metal layers respectively disposed on two opposite surfaces of the first insulating substrate, the second metal layer being formed with a cross-shaped slot that corresponds in position to the resonant cavity; a second insulating substrate disposed on the second metal layer; and four radiation patch units disposed on the second insulating substrate, and corresponding in position to four regions that are on the second metal layer and that are spaced apart by the cross-shaped slot.Type: GrantFiled: September 29, 2020Date of Patent: October 12, 2021Assignee: National Chiao Tung UniversityInventors: Jenn-Hwan Tarng, Chih-Wei Chiu, Nai-Chen Liu
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Patent number: 11139165Abstract: The disclosure describes a tunneling field effect transistor having an overlapping structure between the source and drain regions providing a greater tunneling area. The source or drain region may be a doped region in a semi-conductive substrate. The other source or drain region may be formed by epitaxial deposition over the doped region. The gate is formed over the epitaxial region where the doped and epitaxial regions overlap. The doped region may be formed in a fin structure with the epitaxial region and gate being formed on the top and sides of the fin.Type: GrantFiled: September 26, 2019Date of Patent: October 5, 2021Assignees: Taiwan Semiconductor Manufacturing Company, Ltd., National Chiao Tung UniversityInventors: Steve S. Chung, E. Ray Hsieh, Kuan-Yu Chang
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Patent number: 11133182Abstract: The disclosure describes a tunneling field effect transistor having an overlapping structure between the source and drain regions providing a greater tunneling area. The source or drain region may be a doped region in a semi-conductive substrate. The other source or drain region may be formed by epitaxial deposition over the doped region. The gate is formed over the epitaxial region where the doped and epitaxial regions overlap. The doped region may be formed in a fin structure with the epitaxial region and gate being formed on the top and sides of the fin.Type: GrantFiled: September 26, 2019Date of Patent: September 28, 2021Assignees: Taiwan Semiconductor Manufacturing Company, Ltd., National Chiao Tung UniversityInventors: Steve S. Chung, E. Ray Hsieh, Kuan-Yu Chang
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Patent number: 11133184Abstract: The disclosure describes a tunneling field effect transistor having an overlapping structure between the source and drain regions providing a greater tunneling area. The source or drain region may be a doped region in a semi-conductive substrate. The other source or drain region may be formed by epitaxial deposition over the doped region. The gate is formed over the epitaxial region where the doped and epitaxial regions overlap. The doped region may be formed in a fin structure with the epitaxial region and gate being formed on the top and sides of the fin.Type: GrantFiled: October 7, 2019Date of Patent: September 28, 2021Assignees: Taiwan Semiconductor Manufacturing Company, Ltd., National Chiao Tung UniversityInventors: Steve S. Chung, E. Ray Hsieh, Kuan-Yu Chang
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Patent number: 11133183Abstract: The disclosure describes a tunneling field effect transistor having an overlapping structure between the source and drain regions providing a greater tunneling area. The source or drain region may be a doped region in a semi-conductive substrate. The other source or drain region may be formed by epitaxial deposition over the doped region. The gate is formed over the epitaxial region where the doped and epitaxial regions overlap. The doped region may be formed in a fin structure with the epitaxial region and gate being formed on the top and sides of the fin.Type: GrantFiled: October 7, 2019Date of Patent: September 28, 2021Assignees: Taiwan Semiconductor Manufacturing Company, Ltd., National Chiao Tung UniversityInventors: Steve S. Chung, E. Ray Hsieh, Kuan-Yu Chang
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Patent number: 11127160Abstract: An object characteristic locating device is provided, which includes a camera module and a processing module. The camera module is configured to capture an image from a front scene. The processing module is configured to perform the following operations: locating a position of an image object in the captured image, and determining a framing range with the image object from the captured image; and preforming image processing on the framing range according to a characteristic of the image object, so as to locate the position of an image characteristic portion of the image object in the captured image.Type: GrantFiled: February 19, 2020Date of Patent: September 21, 2021Assignee: NATIONAL CHIAO TUNG UNIVERSITYInventors: Chun-Yu Lin, Feng-Chun Hsu, Sumesh Nair, Jing-Jie Su, Chia-Ying Chang, Shean-Jen Chen
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Patent number: 11112801Abstract: An operation method of a robot for leading a follower to a destination within an open space includes: calculating a distance between the follower and the robot; when it is determined that the distance is not greater than a threshold, determining a pre-movement location of the robot in the open space and an orientation of the robot, and calculating a linear speed and an angular speed for the robot based on the pre-movement location and the orientation of the robot and the destination; moving according to the linear speed and the angular speed; determining whether the robot has arrived at the destination according to the current position; and repeating the previous steps when it is determined that the robot has not arrived at the destination.Type: GrantFiled: March 26, 2019Date of Patent: September 7, 2021Assignee: National Chiao Tung UniversityInventors: Kai-Tai Song, Yu-Heng Chiu, Shao-Huan Song
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Patent number: 11102406Abstract: A method of processing a panoramic map based on an equirectangular projection is provided. The method comprises the following steps. A first and a second equirectangular projected panoramic images are captured through at least one lens at different time, respectively. The first and the second equirectangular projected panoramic images are perspectively transformed based on at least one horizontal angle, respectively. A plurality of first and second feature points are extracted from the first and the second equirectangular projected panoramic images, respectively. A plurality of identical feature points in the first and the second feature points are tracked. A camera pose is obtained based on the identical feature points. A plurality of 3D sparse point maps, in binary format, are established based on the at least one horizontal angle. The camera pose and the 3D sparse point maps are exported to an external system through an export channel.Type: GrantFiled: November 23, 2020Date of Patent: August 24, 2021Assignee: NATIONAL CHIAO TUNG UNIVERSITYInventors: Jiun-In Guo, Po-Hung Lin
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Publication number: 20210257731Abstract: A single beam steering system and a multi-beam steering system are provided. The single beam steering system includes a fine-beam tuner and a phased array unit. The fine-beam tuner includes at least one power divider/combiner, a plurality of level controllers and a plurality of switchable inverters. The fine-beam tuner is used to control phase differences between a plurality of phased array signals of the phased array unit. The multi-beam steering system includes an N×N phased array unit, a plurality of M-channel power dividers/combiners and a plurality of the fine-beam tuners mentioned above, wherein the N is an integer greater than 1, and the M is an integer greater than 1. The fine-beam tuners are used to control phase differences between a plurality of phased array signals of the N×N phased array unit.Type: ApplicationFiled: August 14, 2020Publication date: August 19, 2021Applicant: NATIONAL CHIAO TUNG UNIVERSITYInventors: Yi-Ting LIN, Zuo-Min TSAI
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Patent number: 11094609Abstract: A thermal dissipation structure for integrated circuits includes a semiconductor substrate, a thermal dissipation trench, a metal seed layer and a metal layer. The semiconductor substrate has a first surface and a second surface which is opposite to the first surface. Integrated circuits are located on and thermally coupled with the first surface. The thermal dissipation trench is formed within the second surface. The metal seed layer seals the thermal dissipation trench to define a thermal dissipation channel. The thermal dissipation channel includes an inlet and an outlet. The metal layer is an electroplated layer formed from the metal seed layer.Type: GrantFiled: March 20, 2020Date of Patent: August 17, 2021Assignee: NATIONAL CHIAO TUNG UNIVERSITYInventors: Ray-Hua Horng, Po-Chou Pan
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Patent number: 11066522Abstract: An amphiphilic polymer, an amphiphilic polymer manufacturing method, a contact lens material including the amphiphilic polymer, and contact lens manufacturing method are provided. The amphiphilic polymer includes poly(dimethylsiloxane) and amphiphilic chitosan bonded to the same. The contact lens material includes the amphiphilic polymer. The amphiphilic polymer manufacturing method includes providing a poly(dimethylsiloxane), providing an amphiphilic chitosan, and bonding the amphiphilic chitosan to the poly(dimethylsiloxane).Type: GrantFiled: January 30, 2019Date of Patent: July 20, 2021Assignee: NATIONAL CHIAO TUNG UNIVERSITYInventors: Yun-Ru Hsieh, Dean-Mo Liu, Yu-Cheng Jian, Wei-Ting Huang
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Publication number: 20210213172Abstract: The invention provides a thermosensitive peptide hydrogel, which comprises water, a polyether/polyol polymer and a peptide molecule. The peptide molecule has a structure represented by the following chemical formula (1).Type: ApplicationFiled: November 19, 2020Publication date: July 15, 2021Applicant: NATIONAL CHIAO TUNG UNIVERSITYInventors: Hsin-Chieh LIN, Imam SAHRONI
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Patent number: 11057248Abstract: A baseband system includes: an estimation and compensation circuit estimating frequency-independent non-ideal effects based on an original IQ signal pair, and compensating the original IQ signal pair based on a result of the estimation to obtain a compensated IQ signal pair; a channel estimation and equalization circuit performing channel estimation and equalization based on the compensated IQ signal pair to obtain an equalized IQ signal pair; and a tracking and compensation circuit obtaining a result of tracking of residual quantities of the aforesaid non-ideal effects based on the equalized IQ signal pair, and compensating the equalized IQ signal pair based on the result of the tracking to obtain an output IQ signal pair.Type: GrantFiled: June 8, 2020Date of Patent: July 6, 2021Assignee: NATIONAL CHIAO TUNG UNIVERSITYInventors: Zheng-Chun Huang, Wei-Che Lee, Hung-Chih Liu, Chih-Wei Jen, Shyh-Jye Jou, Yu-Hwai Tseng
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Publication number: 20210202475Abstract: An integrated circuit structure includes a first transistor, an interconnect structure, a first dielectric layer, polycrystalline plugs, a semiconductor structure and a second transistor. The first transistor is formed on a substrate. The interconnect structure is over the first transistor. The first dielectric layer is over the interconnect structure. The polycrystalline plugs extend from a top surface of the dielectric layer into the dielectric layer. The semiconductor structure is disposed over the first dielectric layer. The second transistor is formed on the semiconductor structure.Type: ApplicationFiled: December 26, 2019Publication date: July 1, 2021Applicants: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD., NATIONAL CHIAO TUNG UNIVERSITYInventors: Chenming HU, Po-Tsang HAUNG
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Publication number: 20210203843Abstract: A method of processing a panoramic map based on an equirectangular projection is provided. The method comprises the following steps. A first and a second equirectangular projected panoramic images are captured through at least one lens at different time, respectively. The first and the second equirectangular projected panoramic images are perspectively transformed based on at least one horizontal angle, respectively. A plurality of first and second feature points are extracted from the first and the second equirectangular projected panoramic images, respectively. A plurality of identical feature points in the first and the second feature points are tracked. A camera pose is obtained based on the identical feature points. A plurality of 3D sparse point maps, in binary format, are established based on the at least one horizontal angle. The camera pose and the 3D sparse point maps are exported to an external system through an export channel.Type: ApplicationFiled: November 23, 2020Publication date: July 1, 2021Applicant: NATIONAL CHIAO TUNG UNIVERSITYInventors: Jiun-In GUO, Po-Hung LIN
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Patent number: 11049259Abstract: An image tracking method of the present invention includes the following steps: (A) obtaining a plurality of original images by using an image capturing device; (B) transmitting the plurality of original images to a computing device, and generating a position box based on a preset image set; (C) obtaining an initial foreground image including a target object, and an identified foreground image is determined based on a pixel ratio and a first threshold; (D) obtaining a feature and obtaining a first feature score based on the feature of the identified foreground images; and (E) generating a target object matching result based on the first feature score and a second threshold, and recording a moving trajectory of the target object based on the target object matching result.Type: GrantFiled: July 26, 2019Date of Patent: June 29, 2021Assignee: NATIONAL CHIAO TUNG UNIVERSITYInventors: Jiun-In Guo, Ssu-Yuan Chang