Patents Assigned to National Taiwan University
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Publication number: 20150093002Abstract: A method of compensating ultrasound image comprising demarcating a plurality of a main material regions of an ultrasound image; executing a full compensation process to generate a full compensation image according to a first attenuation curve of the main material region; generating a brightness comparison table including a plurality of brightness zones which are correspond to a plurality of brightness compensation values according to a plurality of first pixel brightness values of the ultrasound image and a plurality of second pixel brightness values of the full compensation image; executing a linear sum process to generate a compensation image including a second attenuation curve according to the brightness compensation values; generating a compensation curve according to the first and second attenuation curve; and executing space comparison process to the compensation image to generate a better compensation image according to the compensation curve.Type: ApplicationFiled: January 27, 2014Publication date: April 2, 2015Applicant: NATIONAL TAIWAN UNIVERSITYInventors: PAI-CHI LI, YU-MING WEI
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Patent number: 8994477Abstract: A noise filtering circuit for suppressing electromagnetic interference (EMI) is provided. The noise filtering circuit filters out high multiplied-frequency noise of a digital signal being transmitted and includes a reference voltage structure formed from conductors, a signal transmitting structure formed from a transmission conductor, a ground layer, and a ground structure electrically connected to the reference voltage structure and the ground layer. The ground structure is configured to form an inductor-capacitor oscillating structure in coordination with the electric-magnetical coupling between the reference voltage structure and the signal transmitting structure as well as the inductance of the ground structure, so that a digital signal is filtered out at a specific frequency and the passband of the digital signal can be transmitted.Type: GrantFiled: April 10, 2012Date of Patent: March 31, 2015Assignee: National Taiwan UniversityInventors: Tzong-Lin Wu, Iat-In Ao-Ieong
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Patent number: 8991234Abstract: The present disclosure relates to a valproic acid biosensor. In some embodiments, the valproic acid biosensor may comprise a microcantilever, a self-assembly monolayer, and a valproic acid antibody layer. The self-assembly monolayer may immobilize on the microcantilever surface. The valproic acid antibody layer may immobilize on the self-assembly monolayer. The valproic acid antibody layer may be used to bind with valproic acid drug samples. The present disclosure further relates to methods for measuring the concentration of valproic acid drug samples.Type: GrantFiled: July 31, 2013Date of Patent: March 31, 2015Assignee: National Taiwan UniversityInventors: Long-Sun Huang, Kai-Fung Chang, Yu-Chen Chang
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Publication number: 20150084879Abstract: A nail-mounted display system includes an electronic device and a display device in communication with the electronic device. The electronic device includes a touch interface with a touch location; a positioning module for generating positioning information corresponding to the touch location; an information module for obtaining the operating information corresponding to the touch location on the touch interface based on the positioning information; and a transmission module for outputting the operating information obtained by the information module. The display device is worn on a finger of a user for receiving the operating information from the electronic device so as to display an image corresponding to the operating information when the finger is in contact with the touch interface.Type: ApplicationFiled: January 9, 2014Publication date: March 26, 2015Applicant: NATIONAL TAIWAN UNIVERSITYInventors: Bing-Yu Chen, Chao-Huai Su, Li-Wei Chan, Chien-Ting Weng, Rong-Hao Liang, Kai-Yin Cheng
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Publication number: 20150086727Abstract: A preparing method of a catalyst for a fuel cell includes mixing a nitrogen-containing compound, a metal-containing compound, a carbon support, and a solvent to form a first composition, so that the nitrogen-containing compound and the metal-containing compound are dispersed in the solvent; removing the solvent of the first composition to form a second composition; performing a microwave process on the second composition.Type: ApplicationFiled: March 26, 2014Publication date: March 26, 2015Applicant: National Taiwan University of Science and TechnologyInventors: Chen-Hao Wang, Sun-Tang Chang, Hsiao-Chien Wang
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Patent number: 8987345Abstract: The present disclosure provides a dental bonding agent which may comprise a composite resin containing an ingredient selected from acrylic resins, a primer comprising an amphiphile, and at least one phosphate ester, and a solvent. The dental bonding agent may be applied for resin restoration, prosthetic adhesion, enhancing adhesive strength between dentin and artificial post, and tooth coating. The present disclosure also provides a coating agent which may comprise a dental bonding agent as defined above, a pigment, and an inorganic filler.Type: GrantFiled: March 8, 2013Date of Patent: March 24, 2015Assignee: National Taiwan UniversityInventors: Bor-Shiunn Lee, Da-Ming Wang
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Patent number: 8986394Abstract: An artificial dura biomedical device and a brain surgery method utilizing the same are disclosed. The steps includes: fixing an artificial dura to a partial skull; and fixing the partial skull with the artificial dura to a cut hole of a whole skull. The artificial dura biomedical device includes an artificial dura and a connecting element. The connecting element fixes the partial skull with the artificial dura.Type: GrantFiled: April 27, 2012Date of Patent: March 24, 2015Assignees: Industrial Technology Research Institute, National Taiwan University HospitalInventors: Chun-Jen Liao, Sheng-Hong Tseng, Huang-Chien Liang, Chun-Hung Chen, Yi-Chun Su
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Publication number: 20150075426Abstract: The present invention relates to a pulsed laser deposition system, and particularly relates to a pulsed laser deposition system capable of using several different targets. In the pulsed laser deposition system, a beam-splitting device is provided to split a UV laser beam into several UV laser beams and to introduce these UV laser beams to different targets simultaneously. Therefore, the pulsed laser deposition system can use several different targets and can be used to form doped epitaxial layer (III-V semiconductor film) and ternary or quaternary epitaxial layer (III-V semiconductor film).Type: ApplicationFiled: January 17, 2014Publication date: March 19, 2015Applicant: National Taiwan UniversityInventors: CHING-FUH LIN, Yu-Wen CHENG, Hao-Yu WU
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Patent number: 8977346Abstract: A mechanism of quantitative dual-spectrum IR imaging (QDS-IR) system for examining the breast cancer is reported. The major mechanism of the system is a pair of long-wave Infra-red (LIR) and middle-wave Infra-red (MIR) cameras with the keen temperature sensitivity and the high spatial resolution. The optical axes of cameras are calibrated by the help of two calibration makers set up on the seat for carrying an object to make them parallel to each other and locate on the same level. The design provides an imaging system with the high reproducibility supported by 7 free degrees and the high adjustability. The proposed system could ensure the positions of the object and two cameras are the same at the different time points and find the best relative positions between the seat and two cameras for the objects with different body types. Therefore, it has potential ability to detect breast cancer or monitor the effect of chemotherapy.Type: GrantFiled: July 29, 2011Date of Patent: March 10, 2015Assignee: National Taiwan UniversityInventors: Chen Chung-Ming, Lee Si-Chen, Lee Wan-Jou, Chang Che-Wei, Lee Ching-Yen, Chien Yu-Chun, Lee Chia-Yen, Yeun-Chung Chang, Chiun-Sheng Huang
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Patent number: 8975965Abstract: A differential signal correction circuit is disclosed. The differential signal correction circuit may comprise a first single-ended-to-differential converter and a second single-ended-to-differential converter. Each one of the two converters may comprise an input port and two output ports. The converters may be configured to perform a first phase correction for a pair of differential signals and output a first output signal and a second output signal. The first output signal is fed back to the first converter through one of the output ports of the first converter, and the second output signal is fed back to the second converter through one of the output ports of the second converter so as to perform phase correction and amplitude correction for the first output signal and the second output signal.Type: GrantFiled: March 8, 2013Date of Patent: March 10, 2015Assignee: National Taiwan UniversityInventors: Shuo-Chun Chou, Hsi-Han Chiang, Chorng-Kuang Wang, Shen-Iuan Liu
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Patent number: 8969594Abstract: Fullerene?CTV complexes, comprising fullerene?CTV hemicarceplexes, formed by various cyclotriveratrylene (CTV)-based molecular cages and various fullerene guests are disclosed. A method of direct isolating at least a fullerene from fullerene mixtures by using the above fullerene CTV hemicarceplexes but without using crystallization or HPLC is also disclosed.Type: GrantFiled: March 5, 2014Date of Patent: March 3, 2015Assignee: National Taiwan UniversityInventors: Sheng-Hsien Chiu, Ming-Jhe Li
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Patent number: 8972450Abstract: A multi-stage parallel multi-character string matching device, including: a rule circuit having multiple rule units, each of the multiple rule units embodying a transition rule based on an AC-trie; a state circuit coupled with the rule circuit for determining multiple next-state data; and an output circuit coupled with the rule circuit for determining multiple matching output data.Type: GrantFiled: April 17, 2013Date of Patent: March 3, 2015Assignee: National Taiwan UniversityInventors: Chien-Chi Chen, Sheng-De Wang
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Publication number: 20150052810Abstract: The weight measurement instrument comprises a support frame, a plant holder, and a load cell. The plant holder is assembled with the support frame and has an upper opening and a lower opening, a hydroponic plant can be planted in the plant holder and grow towards the upper opening and the lower opening; the load cell is fixed with the support frame and is used for measuring the total weight of the hydroponic plant automatically. A method for measuring the total weight of the hydroponic plant automatically is also provided.Type: ApplicationFiled: January 30, 2014Publication date: February 26, 2015Applicant: National Taiwan UniversityInventors: TA-TE LIN, WEI-TAI CHEN
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Patent number: 8962769Abstract: The present invention relates to novel polyimidothioethers-inorganic nanoparticle hybrid material, which exhibit good surface planarity, thermal dimensional stability, tunable refractive index, and high optical transparency upon forming into films. The present invention also relates to polyimidothioethers which is an intermediate for preparing the present hybrid material, and their preparation.Type: GrantFiled: June 27, 2012Date of Patent: February 24, 2015Assignee: National Taiwan UniversityInventors: Guey-Sheng Liou, Chia-Liang Tsai, Hung-Ju Yen, Wen-Chang Chen, Wen-Yen Chiu, Yang-Yen Yu
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Patent number: 8963767Abstract: A method for detecting the motion of object by ultra-wideband radar imaging and system thereof to be used to present the motion of object in a reference gray-level image by using the delay time to analyze the distance between the detected position of object and the detecting position to compare the time-varying distance variation between the reference distance and the detecting distance. The system includes a transmitter module, a receiver module and a signal processing module. The transmitter module is used to transmit a first ultra-wideband signal from a detecting position to the object. The receiver module is used to receive a second ultra-wideband signal reflected from the object in the detecting position. The signal processing module is used to analyze the signal delay time of the second ultra-wideband signal received in the detecting position to analyze the detecting distance between the second ultra-wideband signal and the detecting position.Type: GrantFiled: December 24, 2012Date of Patent: February 24, 2015Assignee: National Taiwan UniversityInventors: Pai-Chi Li, Tsung-Chuan Chen
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Publication number: 20150048264Abstract: A fluid analysis method is provided. A gradient distribution of a first scalar property of a calibration fluid in a space is obtained. A calibration schlieren image of the calibration fluid is acquired and processed to obtain an intensity distribution of the calibration schlieren image. The gradient distribution of the first scalar property of the calibration fluid in the space is mapped to the intensity distribution of the calibration schlieren image, so as to obtain a corresponding relation between the gradients of the first scalar property and the intensities. A test schlieren image of a test fluid is acquired and processed to obtain intensity distribution of the test schlieren image. The intensity distribution of the test schlieren image is converted to the gradient distribution of the first scalar property of the test fluid according to the corresponding relation. Moreover, a fluid analysis system is also provided.Type: ApplicationFiled: December 20, 2013Publication date: February 19, 2015Applicant: National Taiwan UniversityInventors: Chen-Li Sun, Tzu-Hsun Hsiao, Chien-Yuan Huang
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Publication number: 20150049906Abstract: A human image detection and tracking systems and methods are disclosed. A human image detection method comprises receiving a depth image data from a depth image sensor by an image processing unit, removing a background image of the depth image sensor and outputting a foreground image by the image processing unit, receiving the foreground image and operating a graph-based segment on the foreground image to obtain a plurality of graph blocks by a human image detection unit, determining whether a potential human region exists in the graph blocks, determining whether the potential human region is a potential human head region, determining whether the potential human head region is a real human head region, and regarding the position of the real human head region is the human image position by the human image detection unit if the potential human head region is the real human head region.Type: ApplicationFiled: January 2, 2014Publication date: February 19, 2015Applicant: NATIONAL TAIWAN UNIVERSITYInventors: LI-CHEN FU, TING-EN TSENG, AN-SHENG LIU, PO-HAO HSIAO
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Patent number: 8957797Abstract: The present invention relates to an analog-to-digital converting circuit with temperature sensing and the electronic device thereof. The present invention uses a first impedance device to receive a reference voltage and produces an input current according to a temperature. An analog-to-digital converting unit is coupled to the first impedance device and produces a digital output signal according to the input current. Thereby, according to the present invention, by integrating the first impedance device into the analog-to-digital converting circuit, the circuit area and the power consumption can be lowered, which further reduces the cost and improves the accuracy of temperature sensing.Type: GrantFiled: June 17, 2013Date of Patent: February 17, 2015Assignees: Sitronix Technology Corp., National Taiwan UniversityInventors: Chan-Hsiang Weng, Chun-Kuan Wu, Tsung-Hsien Lin
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Patent number: 8956473Abstract: The present invention relates to a method for manufacturing Ni/In/Sn/Cu multilayer structure, in which a Ni/In/Sn/Cu multilayer structure is formed between a first substrate (copper substrate) and a second substrate (such as silicon wafer), and further, a plurality of intermetallic layers are formed in the Ni/In/Sn/Cu multilayer structure through a reflow bonding process and an aging heat treatment, wherein the intermetallic layers comprises a first intermetallic layer of (Cu,Ni)6(Sn,In)5, a second intermetallic layer of (Cu,Ni)6(Sn,In)5 and a third intermetallic layer of (Cu,Ni)3(Sn,In)4. Therefore, the formed intermetallic layers makes the Ni/In/Sn/Cu multilayer structure performs good wettability, ductility, creep resistance, and fatigue resistance.Type: GrantFiled: November 20, 2012Date of Patent: February 17, 2015Assignee: National Taiwan University of Science and TechnologyInventors: Pin-Ju Huang, Yee-Wen Yen
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Patent number: 8956911Abstract: The present invention relates to a LED (light-emitting diode) phosphor and fabricating method thereof, and particularly relates to a LED phosphor having a light-emitting thin film (or photoluminescence thin film) made of an organic material and a zinc oxide microstructure (or nanostructure) and a method for fabricating the LED phosphor by hydrothermal method and combination of the organic material and the zinc oxide microstructure (or nanostructure). In this invention, the light-emitting thin film (or photoluminescence thin film) made of the organic material and the zinc oxide microstructure (or nanostructure) is applied instead of rare earth elements to fabricate the LED phosphor. Therefore, the cost of the LED phosphor and the white LED can be reduced and the processes for fabricating the LED phosphor and the white LED can be simplified.Type: GrantFiled: December 27, 2012Date of Patent: February 17, 2015Assignee: National Taiwan UniversityInventors: Ching-Fuh Lin, Ming-Shiun Lin