Abstract: A hyperspectral image sensor includes an optical irradiator configured to irradiate light to a partial region of an object, an optical detector configured to receive detection light generated in the partial region in response to the irradiated light and generate spectrum signals, each of the spectrum signals corresponding to a respective sub-region of a plurality of sub-regions included in the partial region, and a processor configured to generate a hyperspectral image of the partial region based on the spectrum signals.
Type:
Application
Filed:
June 21, 2022
Publication date:
April 27, 2023
Applicants:
SAMSUNG ELECTRONICS CO., LTD., CHUNG ANG University Industry Academic Cooperation Foundation
Inventors:
Unjeong Kim, Jeongsu Han, Hyungbin Son, Suyeon Lee
Abstract: The present invention discloses a grinding cavity body of multiple vibration sources, in which a plurality of ultrasonic vibration sources are disposed, capable of controlling the multi-directional macroscopic medium flow, making benefits to the vibration medium (the abrasive of the slurry) to enter the fine structure of the workpiece to be processed, and to the abrasive to vibrate itself slightly to enhance the performance of abrasive to the workpiece which needs to be ground.
Type:
Grant
Filed:
December 18, 2019
Date of Patent:
April 25, 2023
Assignee:
National Chung-Shan Institute of Science and Technology
Inventors:
Po-Shen Lin, Ming-Wei Liu, Chih-Peng Chen, Kuo-Kuang Jen
Abstract: Provided is a cognitive impairment diagnosis method including: receiving an electroencephalogram signal of a user by a cognitive impairment diagnosis device; preprocessing the electroencephalogram signal by the cognitive impairment diagnosis device; extracting features, by the cognitive impairment diagnosis device, from the electroencephalogram signal by using a brain connectivity-based analysis method; and outputting cognitive impairment diagnosis information of the user by the cognitive impairment diagnosis device, on the basis of features having a causal relationship with the cognitive impairment diagnosis information, among the extracted features.
Type:
Grant
Filed:
May 7, 2020
Date of Patent:
April 18, 2023
Assignees:
IMEDISYNC, INC., CHUNG ANG UNIVERSITY INDUSTRY ACADEMIC COOPERATION
FOUNDATION
Abstract: The present invention discloses a multi-dimensional vibration grinding cavity body. By adjusting amplitudes (power) and frequencies of the multi-dimensional ultrasonic vibration source, such that the multi-directional macroscopic flow is formed in the cavity body while keeping the vibration medium to have the original characteristics to improve the performance of grinding of slurry.
Type:
Grant
Filed:
December 18, 2019
Date of Patent:
April 18, 2023
Assignee:
National Chung-Shan Institute of Science and Technology
Inventors:
Po-Shen Lin, Ming-Wei Liu, Chih-Peng Chen, Kuo-Kuang Jen
Abstract: A successive-approximation register analog-to-digital converter (SAR ADC), a correction method and a correction system are provided. The SAR ADC generates an original weight value sequence according to multiple original weight values. The SAR ADC converts an analog time-varying signal to establish a transforming curve corresponding to the original weight values. In addition, the SAR ADC generates an offset value sequence according to an offset of the transforming curve, uses the offset value sequence to correct the original weight value sequence to generate a corrected weight value sequence, and uses multiple corrected weight values of the corrected weight sequence to improve linearity of the transforming curve.
Type:
Application
Filed:
November 22, 2021
Publication date:
April 6, 2023
Applicant:
Chung Yuan Christian University
Inventors:
Shih-Lun Chen, Chun Kuan Wu, Chun Yu Lin, Wen-Shen Lo
Abstract: A method of producing trichodesma khasianum clarke leaf extracts. The trichodesma khasianum clarke leaf extracts contains: flavonoids and rosmarinic acid. When producing the trichodesma khasianum clarke leaf extracts, a concentration of alcohol is 50% to 60%, an extracting time is 1 hour to 1.5 hours, and an extracting temperature is 60° C. to 75° C., wherein the trichodesma khasianum clarke leaf extracts are configured to regulate a serum liver function index, a serum cholesterol, and a triglyceride in a user's body.
Abstract: An electromagnetic wave transmission structure adapted to cause convergence of an electromagnetic wave includes a substrate and a transmission unit provided on the substrate and including an annular metal plate. The annular metal plate has a weighted average inner radius and a weighted average outer radius each related to the wavelength of the electromagnetic wave, the distance between the electromagnetic wave transmission structure and a focal point defined as the point of convergence of the electromagnetic wave, and the distance between the source of the electromagnetic wave and the focal point. The plural inner and outer radii of the annular metal plate have the same trend of variation. Each inner or outer radius corresponds to a weight related to the reference included angle formed between the inner or outer radius and a reference axis.
Type:
Grant
Filed:
April 9, 2021
Date of Patent:
April 4, 2023
Assignee:
National Chung Cheng University
Inventors:
Sheng-Fuh Chang, Chia-Chan Chang, Shih-Cheng Lin, Yuan-Chun Lin
Abstract: A packet information analysis method suitable for a device measuring and monitoring network traffic in real-time. The method includes: obtaining network data including a combination of multiple network packet header information; generating an index parameter according to packet header information of a monitored network packet in the network packets; querying at least one reference table according to the index parameter to obtain a first reference value and an offset correction value corresponding to the index parameter in the at least one reference table; obtaining a second reference value according to the first reference value and the offset value; and obtaining an evaluation value according to the second reference value. The evaluation value reflects the distribution status of a measuring and monitoring item in the network packets.
Abstract: The present disclosure relates to an elastic unit with adjustable elasticity and elastic modulus and to an operation method thereof. In particular, the present disclosure relates to an elastic unit with adjustable elasticity and elastic modulus, which comprises: an elastic element having a plurality of division areas longitudinally; and elasticity adjustment modules that are laid out in each of the division areas of the elastic element and activate or inactivate the elastic element partially depending on the division areas to adjust an elasticity and an elastic modulus of the elastic element.
Type:
Application
Filed:
January 14, 2022
Publication date:
March 2, 2023
Applicant:
Chung Ang University Industry Academic Cooperation Foundation
Abstract: This present invention provides a microporous carbon nanospheres, method for synthesizing and activating thereof, the method comprising: adding and mixing well deionized water, absolute ethanol, triblock copolymer, ammonia solution, resorcinol and formaldehyde solution; separating solid and liquid of the mixture solution, then drying the separated solid substrate to have a dried solid substrate; sintering the dried solid substrate surrounding by nitrogen twice and collecting microporous carbon nanospheres after cooling down. Further sintering to activate these microporous carbon nanospheres surrounding by carbon dioxide, and collecting activated microporous carbon nanospheres after cooling down. Microporous carbon nanospheres and activated microporous carbon nanospheres synthesized by this present invention have spherical structure, small size and high the specific surface area, and the process is simplified, cost-effective and environment-friendly.
Abstract: The invention pertains to cancer treatment or prevention field. Particularly, the invention provides peptide fragments from SLIT2 protein and their applications in inhibition of cancer growth, invasion and metastasis.
Type:
Grant
Filed:
April 27, 2018
Date of Patent:
February 28, 2023
Assignees:
CHUNG SHAN MEDICAL UNIVERSITY, TUNGHAI UNIVERSITY
Abstract: The present disclosure relates to a method and an apparatus for measuring motility of ciliated cells in a respiratory tract. The method includes the operations of: acquiring image data including a plurality of frames of respiratory tract organoids; identifying positions of ciliated cells by performing motion-contrast imaging on the image data; when a region of interest (ROI) related to the position of the ciliated cells is selected, measuring a ciliary beat frequency (CBF) related to motility of cilia included in the selected region of interest using cross-correlation between the plurality of frames; and expressing the cilia included in the region of interest in a preset display method on the basis of the range of the measured ciliary beat frequency.
Type:
Application
Filed:
July 11, 2022
Publication date:
February 16, 2023
Applicant:
CHUNG ANG UNIVERSITY INDUSTRY ACADEMIC COOPERATION FOUNDATION
Abstract: The present application related to a method for detecting an object image using a convolutional neural network. Firstly, obtaining feature images by Convolution kernel, and then positioning an image of an object under detected by a default box and a boundary box from the feature image. By Comparing with the sample image, the detected object image is classifying to an esophageal cancer image or a non-esophageal cancer image. Thus, detecting an input image from the image capturing device by the convolutional neural network to judge if the input image is the esophageal cancer image for helping the doctor to interpret the detected object image.
Type:
Grant
Filed:
October 27, 2020
Date of Patent:
February 14, 2023
Assignee:
National Chung Cheng University
Inventors:
Hsiang-Chen Wang, Hao-Yi Syu, Tsung-Yu Yang, Yu-Sheng Chi
Abstract: A device for computing an inner product includes an index unit, a storage operation unit, a redundant to 2's complement (RTC) converter, a mapping table, and a multiplier-accumulate (MAC) module. The index unit, storing index values, is coupled to word lines. The storage operation unit includes the word lines and bit lines and stores data values. The mapping table stores coefficients corresponding to the index values. The index unit enables the word line according to a count value and the index value, such that the storage operation unit accumulates the data values corresponding to the bit lines and the enabled word line, thereby generating accumulation results. The RTC converter converts the accumulation results into a total data value in 2's complement format. The MAC module operates based on the total data value and the coefficient to generate an inner product value.
Abstract: An intelligent energy harvesting device, a voltage signal application system, and an energy management module thereof are disclosed. The intelligent energy harvesting device is used to transfer a signal to an application device. The intelligent energy harvesting device includes a power generation module, a battery and an energy management module. The power generation module generates a first voltage signal. The battery generates a second voltage signal. The energy management module is electrically connected to the power generation module and the battery for enabling the first voltage signal output from the power generation module to be used as a power signal to provide the application device, or enabling the first voltage signal output from the power generation module and the second voltage signal output from the battery collectively serves as the power signal to provide the application device.
Abstract: A method for analyzing 2D material thin film and a system for analyzing 2D material thin film are disclosed. The detection method includes the following steps: capturing sample images of 2D material thin films; measuring the 2D material thin films by a Raman spectrometer; performing a visible light hyperspectral algorithm on the sample images by a processor to generate a plurality of visible light hyperspectral images; performing a training and validation procedure, performing an image feature algorithm on the visible light hyperspectral images, and establishing a thin film prediction model based on a validation; and capturing a thin-film image to be measured by the optical microscope, performing the visible light hyperspectral algorithm, and then generating a distribution result of the thin-film image to be measured according to an analysis of the thin film prediction model.
Abstract: A device for measuring repeated positioning precision of a robotic arm is introduced. Using an optical speckle three-dimensional displacement sensor developed by the inventor, and with collaboration of an optical speckle image three-dimensional positioning base built with an optical speckle coordinate database and having low thermal expansion, an optical speckle three-dimensional absolute positioning space is established. The optical speckle three-dimensional displacement sensor is installed on an end effector of a robotic arm, the robotic arm is moved to have the optical speckle three-dimensional displacement sensor enter an optical speckle three-dimensional absolute positioning space, an optical speckle image of a positioning point is captured and compared with a coordinate optical speckle image in the optical speckle coordinate database, and current three-dimensional absolute positioning coordinates of the end effector of the robotic arm can be obtained.
Type:
Grant
Filed:
March 31, 2021
Date of Patent:
January 17, 2023
Assignee:
NATIONAL CHUNG SHAN INSTITUTE OF SCIENCE AND TECHNOLOGY
Abstract: A method for fabricating wetsuit garment including wetsuits, boots and gloves for water sports uses, comprising preparation of at least a substantially elastic joining member made of hot melt adhesive, and joining at least two interconnected panels of rubber foam or sponge by the substantially elastic joining member to cover and seal the seam between the two interconnected panels for firmly bonding the two interconnected panels for making a strong, elastic and flexible wetsuit garment.
Type:
Grant
Filed:
December 13, 2018
Date of Patent:
December 27, 2022
Assignee:
SHEICO GROUP (SHEI CHUNG HSIN INDUSTRIAL) CO., LTD.
Abstract: A piezoelectric energy hunting device and a voltage signal application system thereof are disclosed. The piezoelectric energy hunting device includes a plurality of curved piezoelectric elements, a plurality of rigid foams, and a flexible foam structure. The plurality of curved piezoelectric elements are arranged side by side with one another, wherein each curved piezoelectric element is attached to one of the rigid foams. The flexible foam structure includes a top foam and a bottom foam covering the outer surface of the plurality of curved piezoelectric elements and the plurality of rigid foams; when the flexible foam structure is compressed, the plurality of curved piezoelectric elements are simultaneously deformed, thereby generating a voltage signal. When the flexible foam structure is not compressed, the flexible foam structure and the plurality of rigid foams provide an elastic force to restore the plurality of curved piezoelectric elements.
Abstract: A system for measuring periodic displacement of an object in periodic motion at a first frequency includes a light source module, a camera module and a processor. The light source module is configured to periodically illuminate the object at a second frequency that is different from the first frequency and that is related to a sum of the first frequency and a first constant. The camera module is configured to take pictures of the object. The processor is in communication with the camera module in order to receive the pictures, and is configured to determine periodic displacement of the object based on the pictures.
Type:
Application
Filed:
June 13, 2022
Publication date:
December 22, 2022
Applicant:
NATIONAL CHUNG-HSING UNIVERSITY
Inventors:
Jenq-Shyong Chen, Chun-Kuan Wu, Chi-Hsiang Lin