Patents Assigned to I Shou University
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Publication number: 20140219450Abstract: The invention is directed to a wireless sensor network system. The wireless sensor network system is adapted for a medication information security environment, and the wireless sensor network system comprising a first sensor node, a second sensor node and a central node. The first sensor node sends a request for registration and a user identification. The central node generates and stores a first set of random number and a second set of random number when receiving the request for registration and the user identification. The central node sends the first set of random number and the second set of random number to the first sensor node and the second sensor node respectively.Type: ApplicationFiled: February 6, 2013Publication date: August 7, 2014Applicant: I-SHOU UNIVERSITYInventors: Yu-Jung Huang, Hsuan-Hsun Wu
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Patent number: 8796545Abstract: A dye-sensitized solar cell includes a negative electrode, a positive electrode, a photoelectrode mounted between the negative electrode and the positive electrode, and an electrolyte located between the photoelectrode and the positive electrode. The photoelectrode is adapted to absorb a dye. The photoelectrode includes a dense layer, a scattering layer and a carrier transport layer. The dense layer, the scattering layer and the carrier transport layer are stacked one upon another. The dense layer is formed by titanium dioxide nanoparticles having a diameter of 15-20 nm. The scattering layer is formed by titanium dioxide nanospheres having a diameter of 200-500 nm. The carrier transport layer is formed by titanium dioxide nanotubes having a length of 300-800 nm. Furthermore, a photoelectrode for the dye-sensitized solar cell, as well as a method for producing the photoelectrode, are also disclosed.Type: GrantFiled: November 23, 2012Date of Patent: August 5, 2014Assignee: I-Shou UniversityInventors: Tien-Tsan Hung, Jun-Yu Bai
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Publication number: 20140210496Abstract: A chip-to-chip signal transmission system is provided, which includes a first chip, a second chip, and a dielectric layer. A signal transmission is performed between a transmitter of the first chip and a receiver of the second chip through a transmission-metal-pad unit and a receiving-metal-pad unit. The transmitter transmits a transmission-testing-coupling signal through the transmission-metal-pad unit according to a driving-testing signal when the transmitter receives the driving-testing signal. A first testing unit receives the transmission-testing-coupling signal and outputs a transmission-testing signal according to the transmission-testing-coupling signal. A second testing unit transmits a receiving-testing-coupling signal through the receiving-metal-pad unit according to the driving-testing signal when the second testing unit receives the driving-testing signal.Type: ApplicationFiled: May 29, 2013Publication date: July 31, 2014Applicant: I-SHOU UNIVERSITYInventors: Yu-Jung Huang, Ming-Kun Chen, Kai-Jen Liu
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Patent number: 8786224Abstract: A sensorless commutation circuit and sensorless driving apparatus for a brushless motor includes a voltage divided unit, a control signal output unit, a switch unit and a comparison unit. The voltage divided unit outputs a voltage divided signal according to a phase voltage signal of the brushless motor. The control signal output unit outputs a filter control signal, wherein the filter control signal has a same switching cycle as a pulse width modulation control signal that drives the brushless motor. The switch unit is coupled to the control signal output unit and the voltage divided unit, and outputs a comparison signal according to the filter control signal and the voltage divided signal. The comparison unit is coupled to the switch unit, and outputs a correct commutation signal according to the comparison signal.Type: GrantFiled: August 15, 2012Date of Patent: July 22, 2014Assignee: I-Shou UniversityInventors: Chii-Maw Uang, Zu-Sheng Ho, Ge-Wei Lee
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Patent number: 8781177Abstract: A method for extracting feature vectors from a palm image includes the steps of: determining a palm contour in the palm image, and labeling pixels on the palm contour as contour pixels in order along the palm contour; determining a rotation angle of the palm contour relative to a coordinate system; obtaining corrected contour pixels to offset the rotation angle; determining a plurality of feature points from the corrected contour pixels; obtaining a plurality of sub-images from the palm image with reference to the feature points, one of the sub-images corresponding to a palm center and another one of the sub-images corresponding to a corresponding palm finger; and determining the feature vectors with reference to the sub-images, each of the feature vectors corresponding to a corresponding one of the sub-images.Type: GrantFiled: July 8, 2011Date of Patent: July 15, 2014Assignee: I Shou UniversityInventors: Ching-Tai Chiang, Rong-Ching Wu, Chen-Sen Ouyang, Jong-Ian Tsai
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Patent number: 8773045Abstract: An LED driving device includes a DC to DC converter module and a driving module. The DC to DC converter module includes a full-bridge switching circuit for converting a first DC electric power into an AC electric power, a rectifier circuit for converting the AC electric power into a second DC electric power, and a control circuit for modulating pulse phase of the second DC electric power and for controlling switching operation of the full-bridge switching circuit, such that the second DC electric power has a predetermined voltage value. The driving module is operable to receive the second DC electric power, to output a third DC electric power with a predetermined current value for driving an LED module, and to modulate pulse width of the third DC electric power.Type: GrantFiled: December 31, 2012Date of Patent: July 8, 2014Assignee: I Shou UniversityInventors: Hung-Liang Cheng, Chao-Shun Chen, Guan-Long Huang
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Publication number: 20140184102Abstract: An LED driving device includes a DC to DC converter module and a driving module. The DC to DC converter module includes a full-bridge switching circuit for converting a first DC electric power into an AC electric power, a rectifier circuit for converting the AC electric power into a second DC electric power, and a control circuit for modulating pulse phase of the second DC electric power and for controlling switching operation of the full-bridge switching circuit, such that the second DC electric power has a predetermined voltage value. The driving module is operable to receive the second DC electric power, to output a third DC electric power with a predetermined current value for driving an LED module, and to modulate pulse width of the third DC electric power.Type: ApplicationFiled: December 31, 2012Publication date: July 3, 2014Applicant: I SHOU UNIVERSITYInventors: Hung-Liang CHENG, Chao-Shun CHEN, Guan-Long HUANG
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Publication number: 20140170336Abstract: A fabrication of a zeolite composite film includes mixing a composition of water, aluminum isopropoxide, TMAOH, and TEOS according to a set ratio, followed by stirring and heating to obtain a mixture; performing a centrifugation on the mixture to obtain an upper layer suspension; preparing a mesoporous particle suspension that includes a plurality of mesoporous particles, and each mesoporous particle includes a plurality of templating agents; vaporizing a mixture suspension formed from both the upper layer suspension and the mesoporous particle suspension to form a plurality of vaporized droplets; depositing the vaporized droplets on a heated substrate while removing the templating agents to form the zeolite composite film with a plurality of macroporous, mesoporous and microporous structures.Type: ApplicationFiled: August 20, 2013Publication date: June 19, 2014Applicant: I-SHOU UNIVERSITYInventor: Chiung-Fang Lin
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Patent number: 8749156Abstract: An electric lighting driver circuit for driving an illuminating unit to emit light includes a flyback converting unit for converting a DC input voltage to a low ripple DC voltage, and a half-bridge converting unit electrically connected to the flyback converting unit, for converting the low ripple DC voltage to a low frequency, rectangular wave output voltage to drive the illuminating unit to emit light. The flyback converting unit includes a dual-output winding transformer connected to the half-bridge converting unit. The dual-output winding transformer includes a first winding at a primary side of the dual-output winding transformer and a second winding and a third winding at a secondary side of the dual-output winding transformer. The third winding converts leakage inductance attributed to the first winding and the second winding to electrical energy that is provided to the half-bridge converting unit.Type: GrantFiled: July 20, 2012Date of Patent: June 10, 2014Assignee: I Shou UniversityInventors: Chun-An Cheng, Chen-Wei Ku
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Patent number: 8709438Abstract: The present invention relates to a vaccine composition against Streptococcus pyogenes infection comprising an amino acid sequence having C-terminal fragment of streptococcal pyrogenic exotoxin B, and a pharmaceutical acceptable adjuvant.Type: GrantFiled: July 11, 2012Date of Patent: April 29, 2014Assignee: I-Shou UniversityInventors: Chih-Feng Kuo, Nina Tsao
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Publication number: 20140113325Abstract: The disclosure provides a use of a fluorescent saccharide-based derivative in cell detection. The fluorescent saccharide-based derivative is obtained from a reactive material through an imine formation reaction, and the reactive material is selected from a composition (A) or a composition (B). The composition (A) includes a reducing sugar compound and an amino group-containing compound having at least one primary amino group. The composition (B) includes an amino sugar compound and a carbonyl group-containing compound, and the amino sugar compound contains at least one primary amino group.Type: ApplicationFiled: March 13, 2013Publication date: April 24, 2014Applicant: I-SHOU UNIVERSITYInventors: Jau-Yann Wu, Li-Feng Liu, Kuan-Ju Pan, Hao-Yu Tseng, Jian-Ching Wu
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Evaluation device and method for providing a transceiver system with performance information thereof
Patent number: 8705593Abstract: An evaluation device is configured to provide a transceiver system with performance information thereof. The transceiver system models a channel between a transmitter and a receiver thereof using Nakagami distribution with a fading parameter. The evaluation device includes a setting module operable to set an average signal-to-noise rate (SNR) for the channel between the transmitter and the receiver, a computing module operable to estimate a symbol error rate related to a signal received by the receiver from the transmitter based upon the fading parameter and the average SNR, and an output module operable to provide the average SNR and the symbol error rate as the performance information of the transceiver system.Type: GrantFiled: January 25, 2012Date of Patent: April 22, 2014Assignee: I Shou UniversityInventors: Ching-Tai Chiang, Rong-Ching Wu, Chen-Sen Ouyang, Jong-Ian Tsai -
Patent number: 8700541Abstract: A modeling method of neuro-fuzzy system including a rule-defining process and a network-building process is disclosed. The rule-defining process divides a plurality of training data into a plurality of groups to accordingly define a plurality of fuzzy rules, and the network-building process constructs a fuzzy neural network based on the fuzzy rules obtained by the rule-defining process. The provided modeling method of neuro-fuzzy system is capable of building a neuro-fuzzy system extremely similar to an original function that generates training data of the neuro-fuzzy system.Type: GrantFiled: February 2, 2012Date of Patent: April 15, 2014Assignee: I-Shou UniversityInventors: Chen-Sen Ouyang, Rong-Ching Wu, Ching-Tai Chiang, Jong-Ian Tsai
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Patent number: 8697884Abstract: A method of manufacturing cyclic carbonate comprises a step of “preparation,” by preparing an ionic liquid polymer; and a step of “cyclization,” by feeding carbon dioxide and epoxide into a reactor containing the ionic liquid polymer to conduct a cyclization of the carbon dioxide and the epoxide in a batch or continuous reaction manner under the catalysis of the ionic liquid polymer, and finally to produce cyclic carbonate.Type: GrantFiled: April 13, 2012Date of Patent: April 15, 2014Assignee: I-Shou UniversityInventor: Shiey-Shiun Horng
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Patent number: 8683669Abstract: A bone plate manufacturing method includes an image acquisition step, an image reconstruction step, a comparison step, a data retrieval step, a model designing step and a bone plate manufacturing step. The image acquisition step acquires an original 3D craniofacial image. The image reconstruction step uses an image processing system to perform image reconstruction of the original 3D craniofacial image to obtain a reconstructed 3D craniofacial image, and the image processing system comprises a plurality of mechanical data. The comparison step compares the original 3D craniofacial image with the reconstructed 3D craniofacial image and defines the image difference therebetween as a defected portion. The data retrieval step retrieves a portion of the mechanical data and defines a mechanical compensation area on the reconstructed 3D craniofacial image. The model designing step designs a bone plate mold. The bone plate manufacturing step manufactures a bone plate.Type: GrantFiled: May 13, 2011Date of Patent: April 1, 2014Assignee: I-Shou UniversityInventors: Ting-Sheng Lin, Chih-Yu Chen
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Patent number: 8676524Abstract: A system for computing machine parameters of an induction machine includes a relation providing module and a circuit parameter computing module. The relation providing module is operable to provide a relationship between slip rates and primary side resistances of the induction machine and a relationship between the slip rates and primary side reactances of the induction machine. The circuit parameter computing module is operable to perform a parameter computing process according to the relationships obtained from the relation providing module. The parameter computing process includes the steps of: a) generating a set of initial values of equivalent circuit parameters of the induction machine; b) updating the initial values; c) calculating a cumulative resistance error and a cumulative reactance error; and d) repeating steps b) and c) until the cumulative resistance error and the cumulative reactance error are smaller than first and second error thresholds, respectively.Type: GrantFiled: May 6, 2010Date of Patent: March 18, 2014Assignee: I-Shou UniversityInventors: Rong-Ching Wu, Chen-Sen Ouyang, Ching-Tai Chiang
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Patent number: 8676561Abstract: An analysis method for turbine-generator torsional vibrations affected by power transmission system, which is processed by a computer system with a simulation software, is proposed. This analysis method comprises: building structures of a first system model and a second system model to respectively simulate a first system and a second system; building detailed models of the first and second system model; and analyzing the detailed models of the first and second system model in frequency- and time-domain.Type: GrantFiled: July 21, 2011Date of Patent: March 18, 2014Assignee: I-Shou UniversityInventors: Jong-Ian Tsai, Ching-Tai Chiang, Rong-Ching Wu, Chen-Sen Ouyang
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Patent number: 8670821Abstract: An electroencephalogram signal processing method includes a recording step, a retrieving step, a removing step and a synthesizing step. The recording step retrieves EEG signal components of a testee via a plurality of electrodes, wherein the EEG signal components serve as an input signal. The retrieving step filters the input signal to obtain a predetermined frequency band signal, and subtracts the predetermined frequency band signal from the input signal to obtain a difference signal. The removing step performs an independent component analysis operation between the difference signal and a separating matrix to obtain an analysis signal, generates a separating pseudo inverse and an independent analysis signal, and performs a matrix operation between the separating pseudo inverse and the independent analysis signal to obtain a corrected signal. The synthesizing step adds the corrected signal and the predetermined frequency band signal together to obtain an output signal.Type: GrantFiled: October 31, 2011Date of Patent: March 11, 2014Assignee: I-Shou UniversityInventors: Ching-Tai Chiang, Rong-Ching Wu, Chen-Sen Ouyang, Li-Ju Huang, Rei-Cheng Yang
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Publication number: 20140060637Abstract: A dye-sensitized solar cell includes a negative electrode, a positive electrode, a photoelectrode mounted between the negative electrode and the positive electrode, and an electrolyte located between the photoelectrode and the positive electrode. The photoelectrode is adapted to absorb a dye. The photoelectrode includes a dense layer, a scattering layer and a carrier transport layer. The dense layer, the scattering layer and the carrier transport layer are stacked one upon another. The dense layer is formed by titanium dioxide nanoparticles having a diameter of 15-20 nm. The scattering layer is formed by titanium dioxide nanospheres having a diameter of 200-500 nm. The carrier transport layer is formed by titanium dioxide nanotubes having a length of 300-800 nm. Furthermore, a photoelectrode for the dye-sensitized solar cell, as well as a method for producing the photoelectrode, are also disclosed.Type: ApplicationFiled: November 23, 2012Publication date: March 6, 2014Applicant: I-SHOU UNIVERSITYInventors: Tien-Tsan HUNG, Jun-Yu BAI
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Publication number: 20140042036Abstract: A sensing method of an electrochemical sensor including the following steps is provided. First, a fluorescent material is immobilized on a surface of an electrode so as to form a sensing electrode. The sensing electrode is then used to execute an electrochemical test of a target in a light-shielding environment.Type: ApplicationFiled: December 26, 2012Publication date: February 13, 2014Applicant: I-SHOU UNIVERSITYInventors: Jau-Yann Wu, Shih-Han Wang