Patents Assigned to I Shou University
  • Publication number: 20140219450
    Abstract: 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: Application
    Filed: February 6, 2013
    Publication date: August 7, 2014
    Applicant: I-SHOU UNIVERSITY
    Inventors: Yu-Jung Huang, Hsuan-Hsun Wu
  • Patent number: 8796545
    Abstract: 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: Grant
    Filed: November 23, 2012
    Date of Patent: August 5, 2014
    Assignee: I-Shou University
    Inventors: Tien-Tsan Hung, Jun-Yu Bai
  • Publication number: 20140210496
    Abstract: 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: Application
    Filed: May 29, 2013
    Publication date: July 31, 2014
    Applicant: I-SHOU UNIVERSITY
    Inventors: Yu-Jung Huang, Ming-Kun Chen, Kai-Jen Liu
  • Patent number: 8786224
    Abstract: 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: Grant
    Filed: August 15, 2012
    Date of Patent: July 22, 2014
    Assignee: I-Shou University
    Inventors: Chii-Maw Uang, Zu-Sheng Ho, Ge-Wei Lee
  • Patent number: 8781177
    Abstract: 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: Grant
    Filed: July 8, 2011
    Date of Patent: July 15, 2014
    Assignee: I Shou University
    Inventors: Ching-Tai Chiang, Rong-Ching Wu, Chen-Sen Ouyang, Jong-Ian Tsai
  • Patent number: 8773045
    Abstract: 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: Grant
    Filed: December 31, 2012
    Date of Patent: July 8, 2014
    Assignee: I Shou University
    Inventors: Hung-Liang Cheng, Chao-Shun Chen, Guan-Long Huang
  • Publication number: 20140184102
    Abstract: 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: Application
    Filed: December 31, 2012
    Publication date: July 3, 2014
    Applicant: I SHOU UNIVERSITY
    Inventors: Hung-Liang CHENG, Chao-Shun CHEN, Guan-Long HUANG
  • Publication number: 20140170336
    Abstract: 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: Application
    Filed: August 20, 2013
    Publication date: June 19, 2014
    Applicant: I-SHOU UNIVERSITY
    Inventor: Chiung-Fang Lin
  • Patent number: 8749156
    Abstract: 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: Grant
    Filed: July 20, 2012
    Date of Patent: June 10, 2014
    Assignee: I Shou University
    Inventors: Chun-An Cheng, Chen-Wei Ku
  • Patent number: 8709438
    Abstract: 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: Grant
    Filed: July 11, 2012
    Date of Patent: April 29, 2014
    Assignee: I-Shou University
    Inventors: Chih-Feng Kuo, Nina Tsao
  • Publication number: 20140113325
    Abstract: 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: Application
    Filed: March 13, 2013
    Publication date: April 24, 2014
    Applicant: I-SHOU UNIVERSITY
    Inventors: Jau-Yann Wu, Li-Feng Liu, Kuan-Ju Pan, Hao-Yu Tseng, Jian-Ching Wu
  • Patent number: 8705593
    Abstract: 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: Grant
    Filed: January 25, 2012
    Date of Patent: April 22, 2014
    Assignee: I Shou University
    Inventors: Ching-Tai Chiang, Rong-Ching Wu, Chen-Sen Ouyang, Jong-Ian Tsai
  • Patent number: 8700541
    Abstract: 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: Grant
    Filed: February 2, 2012
    Date of Patent: April 15, 2014
    Assignee: I-Shou University
    Inventors: Chen-Sen Ouyang, Rong-Ching Wu, Ching-Tai Chiang, Jong-Ian Tsai
  • Patent number: 8697884
    Abstract: 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: Grant
    Filed: April 13, 2012
    Date of Patent: April 15, 2014
    Assignee: I-Shou University
    Inventor: Shiey-Shiun Horng
  • Patent number: 8683669
    Abstract: 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: Grant
    Filed: May 13, 2011
    Date of Patent: April 1, 2014
    Assignee: I-Shou University
    Inventors: Ting-Sheng Lin, Chih-Yu Chen
  • Patent number: 8676524
    Abstract: 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: Grant
    Filed: May 6, 2010
    Date of Patent: March 18, 2014
    Assignee: I-Shou University
    Inventors: Rong-Ching Wu, Chen-Sen Ouyang, Ching-Tai Chiang
  • Patent number: 8676561
    Abstract: 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: Grant
    Filed: July 21, 2011
    Date of Patent: March 18, 2014
    Assignee: I-Shou University
    Inventors: Jong-Ian Tsai, Ching-Tai Chiang, Rong-Ching Wu, Chen-Sen Ouyang
  • Patent number: 8670821
    Abstract: 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: Grant
    Filed: October 31, 2011
    Date of Patent: March 11, 2014
    Assignee: I-Shou University
    Inventors: Ching-Tai Chiang, Rong-Ching Wu, Chen-Sen Ouyang, Li-Ju Huang, Rei-Cheng Yang
  • Publication number: 20140060637
    Abstract: 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: Application
    Filed: November 23, 2012
    Publication date: March 6, 2014
    Applicant: I-SHOU UNIVERSITY
    Inventors: Tien-Tsan HUNG, Jun-Yu BAI
  • Publication number: 20140042036
    Abstract: 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: Application
    Filed: December 26, 2012
    Publication date: February 13, 2014
    Applicant: I-SHOU UNIVERSITY
    Inventors: Jau-Yann Wu, Shih-Han Wang