Patents Assigned to Cheng
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Publication number: 20140014943Abstract: Sol-gel-processed thin-film transistors (TFTs) with amorphours Y—In—Zn—O (YIZO) as an active layer are fabricated with various mole ratios of Y, which indicates that Y3+ could play the role of carrier suppressor in InZnO (IZO) systems and reduce off current of YIZO-TFT and its channel mobility, threshold voltage, subthreshold swing voltage, and on/off ratio.Type: ApplicationFiled: July 16, 2012Publication date: January 16, 2014Applicant: NATIONAL CHUNG CHENG UNIVERSITYInventors: Chu-Chi TING, Hsieh-Ping CHANG
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Publication number: 20140017463Abstract: The present invention relates to a CO2 laser-transparent material having a mark on the surface thereof and the method for making the same. The method includes the following steps: providing a first substrate, which has a top surface and a bottom surface; providing a second substrate which has a top surface; putting the bottom surface of the first substrate on the top surface of the second substrate; irradiating a CO2 laser beam to the top surface of the second substrate by passing through the top surface and the bottom surface of the first substrate; and forming a mark on the bottom surface of the first substrate. The material of the mark is oxide of the second substrate or the same as the material of the second substrate. Whereby the cheap CO2 laser is utilized to form the mark on the first substrate, and the mark can be erased easily by a proper chemical for recycling the first substrate.Type: ApplicationFiled: September 11, 2013Publication date: January 16, 2014Applicant: NATIONAL CHENG KUNG UNIVERSITYInventors: Chen-Kuei CHUNG, Meng-Yu WU, En-Jou HSIAO, Shih-Lung LIN
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Publication number: 20140017627Abstract: An auxiliary device for an articulator includes a base and at least an adjusting structure. The base is provided for positioning an articulator, and the adjusting structure is disposed on the base. The adjusting structure includes a first ball joint, a second ball joint and a connecting assembly. The first ball joint is connected to the base, and the two ends of the connecting assembly are connected to the first ball joint and the second ball joint, respectively. The adjusting structure is moved relatively to the articulator by the movement of at least one of the first ball joint and the second ball joint, thereby adjusting the position of a dental cast disposed on the articulator. The auxiliary device is advantageous for conveniently adjusting the dental cast disposed on the articulator and accelerating the process of the preoperative planning.Type: ApplicationFiled: October 24, 2012Publication date: January 16, 2014Applicant: NATIONAL CHENG KUNG UNIVERSITYInventors: Jing-Jing FANG, Tung-Yiu WONG, Tung-Chin WU, Tai-Hong KUO, Chun-Ju TSENG
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Publication number: 20140017884Abstract: In the present invention, copper(I) selenide (Cu2-xSe) nanoparticles are fabricated by pyrolysis in an inert atmosphere. Uniformly dispersed Cu2-xSe particles are synthesized by altering Cu/Se ratio, the concentration of Se Precursors (TOP Se), reaction time and temperature. Analysis by inductively coupled plasma atomic emission spectroscopy (ICP-AES) of said Cu2-xSe nanoparticles reveals that the composition of the nanoparticles is Cu 1.95Se, wherein x=0.05. In addition, Cu2-xSe is dissolved in ethanol to deposit thin films by electrophoretical deposition (EPD) in an inert atmosphere, wherein a positive electrode and a negative electrode are employed. The positive electrode is made of stainless steel plate and the negative electrode is made of indium tin oxide on a glass substrate. Investigations on properties and surface morphology thereof in different electrophoretical conditions are carried out. The rate of EPD is found to significantly influence the quality of thin films.Type: ApplicationFiled: July 12, 2012Publication date: January 16, 2014Applicant: National Chung Cheng UniversityInventors: Chu-Chi Ting, Wen-Yuan Lee
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Publication number: 20140016801Abstract: A method for producing an optimum sound field of loudspeakers is revealed. Firstly enclose a surface of a human head with a first closed geometric shape. Then enclose the first closed geometric shape with at least one second closed geometric shape. Next set up reference points on the first and second closed geometric shapes respectively. Use signal strength of the reference point on the second closed geometric shape and a gradient of the corresponding reference points on the first and second closed geometric shapes to obtain a transfer function of each point between a virtual loudspeaker/a real loudspeaker and the sound field respectively. Then create a virtual sound field and a real sound field according to the above transfer functions. Finally, get an optimum signal of the real loudspeaker by minimizing an error between the virtual sound field and the real sound field with a boundary condition.Type: ApplicationFiled: December 10, 2012Publication date: January 16, 2014Applicant: NATIONAL CHENG KUNG UNIVERSITYInventor: TA-CHUNG WANG
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Patent number: 8628213Abstract: An indoor illuminator for adjusting lighting field includes a casing, two adjusting portions and two illuminating strips. The casing has a top plate and two side plates. Each adjusting portion includes a bottom plate and a base plate. The base plate is mounted on the bottom plate. The two illuminating strips are respectively and correspondingly disposed on the two adjusting portions. Each illuminating strip includes an elongated loading plate and an elongated positioning plate. The loading plate has multiple light emitting diodes mounted on the loading plate. The positioning plate is respectively connected with the loading plate and the base plate of a corresponding adjusting portion to be enclosed as a triangular tube. The loading plate is pivotable relative to the base plate such that a projecting angle of the loading plate is adjustable and the lighting field is adjustable.Type: GrantFiled: December 21, 2011Date of Patent: January 14, 2014Assignee: National Chung Cheng UniversityInventors: Hsiang-Chen Wang, Jung-Ming Yeh
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Publication number: 20140011378Abstract: A Universal Serial Bus connector includes an insulating housing which has a base body, a first tongue and a second tongue extending forward from a lower portion and a bottom of the base body, a plurality of first terminals disposed in the first tongue and each having a contact slice, a plurality of second terminals disposed in the second tongue and each having an elastic arm electrically contacting with the corresponding contact slice, and a shell mounted rearward to the base body with the first tongue being located in the shell and the second tongue resisting under the shell. Soldering tails of the second terminals project out from a front end of the second tongue and are transversely in alignment with one another for being soldered onto a printed circuit board so as to make the Universal Serial Bus connector perpendicularly mounted to the printed circuit board.Type: ApplicationFiled: July 3, 2012Publication date: January 9, 2014Applicant: Cheng Uei Precision Industry Co., LTD.Inventor: RONG-QIN LAN
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Publication number: 20140008461Abstract: A fan includes a pump unit which drives the motor and the shaft of the motor so as to rotate the blades to generate air flows. The pump unit pumps water from the reservoir and sends water to the nozzles of the nozzle unit via the inlet tube and the outlet tube. The water is atomized and spread out from the nozzles. The fan uses the pump unit to drive the motor and operate the fan blades, and the water is spread out from the nozzles via the inlet tube and the outlet tube. The fan has a simple structure and saves energy required.Type: ApplicationFiled: September 5, 2013Publication date: January 9, 2014Applicant: Yu-Min ChengInventor: Yun-Cheng Shiun
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Publication number: 20140011920Abstract: A method for fabricating a continuous vapor grown carbon fiber mat including: (a) providing a substrate which has a catalyst on its surface; (b) placing the substrate in a furnace; (c) introducing hydrogen, ammonia, or combinations thereof into the furnace; (d) adjusting a temperature of the furnace to 400° C. to 900° C. to proceed heat treatment for 15 to 90 minutes; (e) adding a carbon-containing compound into the furnace and adjusting the ratio of the carbon-containing compound and the hydrogen, ammonia, or combinations thereof; (f) adjusting the temperature of the furnace to 600° C. to 1200° C. to crack the carbon-containing compound, and thereby forming a carbon fiber mat, where time for reaction is 1 to 3 hours. A continuous vapor grown carbon fiber mat and a graphitized carbon fiber mat are also provided.Type: ApplicationFiled: September 13, 2013Publication date: January 9, 2014Applicant: National Cheng Kung UniversityInventors: Jyh Ming TING, Dillip Kumar MISHRA, Hsiao Ping CHUNG
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Patent number: 8622400Abstract: A tool includes a chuck connected to a handle. The chuck includes a mandrel including a non-circular cavity defined therein, a slit in communication with the non-circular cavity, a first bore in communication with the non-circular cavity, and a second bore in communication with the slit. A bit with a non-circular profile can be inserted in the non-circular cavity. A flat bit can be inserted in the slit. A ball is located in the first bore. A pin is located in the second bore. A movable sleeve is located around and movable along the mandrel and formed with a thread. A rotary sleeve is rotationally located around the mandrel and formed with a thread engaged with the thread of the movable sleeve. By rotating the rotary sleeve, the movable sleeve pushes the ball into the non-circular cavity and the pin into the slit.Type: GrantFiled: April 22, 2010Date of Patent: January 7, 2014Assignee: Yih Cheng Factory Co., LtdInventor: Jack Lin
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Patent number: 8624768Abstract: A zero-crossing-based analog-to-digital converter having current mismatch correction capability, that can raise resolution, energy efficiency, and sampling rate of a fully differential zero-crossing circuit, is realized through a 90 nm CMOS technology. The circuit is used mainly to correct offset error, to use a current supply separation technology and a digital correction mechanism to correct mismatch among a plurality of current supplies.Type: GrantFiled: August 3, 2012Date of Patent: January 7, 2014Assignee: National Chung Cheng UniversityInventors: Tsung-Heng Tsai, Pei-Jung Hsu, Bo-Yu Shiu
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Patent number: 8624008Abstract: An aptamer specifically binding to C-reactive protein (CRP) is provided. The aptamer includes a following nucleotide sequence: 5?-angngggngnntgnnt-3?, wherein n is a nucleotide selected from a, t, c and g.Type: GrantFiled: September 22, 2010Date of Patent: January 7, 2014Assignee: National Cheng-Kung UniversityInventors: Gwo-Bin Lee, Shu-Chu Shiesh, Chao-June Huang, Hsin-I Lin
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Patent number: 8623669Abstract: A method of fabricating epitaxial semiconductor devices includes: (a) forming an etch limiting film that includes a sacrificial layer on an epitaxial substrate; (b) growing epitaxially layers of a semiconductor structure on the sacrificial layer; (c) forming on the semiconductor structure a layer of a device substrate that can be magnetized, and a patterned passage unit that extends from the device substrate to a depth as deep as the sacrificial layer such that a plurality of semiconductor units are defined in the semiconductor structure and the device substrate; and (d) separating the semiconductor units from the epitaxial substrate by etching laterally the sacrificial layer through the patterned passage unit while a magnetic attraction force is applied to the device substrate.Type: GrantFiled: August 9, 2011Date of Patent: January 7, 2014Assignee: National Cheng Kung UniversityInventors: Ray-Hua Horng, Ming-Chun Tseng
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Publication number: 20140001935Abstract: A mouse housing structure includes a housing having a main body of a front wall, and a tongue portion defining a position wall, at least a track device disposed at the tongue portion and defining first and second position ends at two opposite ends thereof, and a sliding device including a sliding body and at least a rotatable shaft having first and second engaging portions. The first engaging portion is movably and rotatably disposed in the track device, and the second engaging portion is spaced away from the track device for pivotally engaging with a coupling slot of the sliding body. When the sliding body moves forwards to where the first engaging portion slides against the first position end, the sliding body rotates towards the position wall, and is restrained by the position wall so as to expand the mouse housing structure for use.Type: ApplicationFiled: June 27, 2012Publication date: January 2, 2014Applicant: Cheng Uei Precision Industry Co., LTD.Inventor: TSUNG-SHIH LEE
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Patent number: 8619032Abstract: A mouse structure including a housing having a base portion, and a tongue portion having a guiding slot and at least a sliding channel; a first sliding device; a second sliding device including a base board, a sliding element, and a resilient apparatus having a pivoting end rotatably connected to the base board, a connecting bar connected to the sliding element, and a resilient portion; a linking element having a first linking portion fastened with the first sliding device, and a second linking portion fixedly attached to the sliding element, wherein when the first sliding device is being pulled or pushed, the linking element moves in conjunction with the first sliding device and drives the sliding element sliding on the base board, whereby the resilient apparatus rotates in conjunction with the sliding element to enable the sliding element to move between first and second positions.Type: GrantFiled: February 21, 2012Date of Patent: December 31, 2013Assignee: Cheng Uei Precision Industry Co., Ltd.Inventors: Tsung-Shih Lee, Shih-Chuan Li
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Patent number: 8617658Abstract: This invention relates to a method for conducting film coating on the surface of spinning circular workpiece under action of gas pressure, and nozzle utilized in the same. Circular workpiece to be coated is held on a rotating mechanism, and a feedstock loading machine having a nozzle, which is capable of guiding redundant feedstock and overflowing in a specific direction, is set to have a 100 ?m gap with the circular workpiece. When the rotating mechanism is rotated, the polymer solution is precoated on the surface of the circular workpiece, and when gas valve is opened, the polymer solution is squeezed to a predetermined thickness by an annular high pressure gas-stream formed on the periphery of a cylinder, produced from the high pressure gas released.Type: GrantFiled: March 26, 2010Date of Patent: December 31, 2013Assignee: National Cheng Kung UniversityInventors: Yung-Chun Lee, Chuan-Hsiang Lee, Shou-Chi Cho
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Patent number: 8619418Abstract: A mouse structure includes a housing and a sliding apparatus slidably engaged with the housing. The sliding apparatus includes a reacting portion having a cover and a bottom board, wherein the cover is provided with a first magnet group and at least two engaging portions, and the bottom board is provided with a second magnet group and at least two position portions. The first and second magnet groups are in polar opposition to and spaced from each other. When the sliding apparatus is in a closed state, the cover is propped against an upper wall of the housing by a repelling magnetic force, while the reacting portion moves out of the housing, the cover is being automatically pushed outwards by the repelling magnetic force and is retained by the engaging portions engaged with the position portions so as to position the cover in place.Type: GrantFiled: February 26, 2012Date of Patent: December 31, 2013Assignee: Cheng Uei Precision Industry Co., Ltd.Inventor: Tsung-Shih Lee
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Patent number: 8616922Abstract: An audio jack connector adapted for soldering on a circuit board and engaging with an audio plug connector includes an insulating housing and a plurality of terminals. The insulating housing has a main body, and an insertion portion connecting with one side of the main body. The insertion portion defines an insertion hole for receiving the audio plug connector therein. The main body defines a plurality of terminal grooves with bottoms thereof passing through a bottom surface of the main body. The insulating housing defines a plurality of mouths communicating between the insertion hole and the terminal grooves. The terminals are disposed in the terminal grooves. Each terminal has a contact portion projecting into the insertion hole through the mouth to electrically contact with the audio plug connector, and a soldering portion received in the bottom of the terminal groove to be soldered on the circuit board.Type: GrantFiled: February 24, 2012Date of Patent: December 31, 2013Assignee: Cheng Uei Precision Industry Co., Ltd.Inventors: Bo Liu, Rui-Bo Zhan
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Patent number: 8617507Abstract: A method for fabricating a continuous vapor grown carbon fiber mat including: (a) providing a substrate which has a catalyst on its surface; (b) placing the substrate in a furnace; (c) introducing hydrogen, ammonia, or combinations thereof into the furnace; (d) adjusting a temperature of the furnace to 400° C. to 900° C. to proceed heat treatment for 15 to 90 minutes; (e) adding a carbon-containing compound into the furnace and adjusting the ratio of the carbon-containing compound and the hydrogen, ammonia, or combinations thereof; (f) adjusting the temperature of the furnace to 600° C. to 1200° C. to crack the carbon-containing compound, and thereby forming a carbon fiber mat, where time for reaction is 1 to 3 hours. A continuous vapor grown carbon fiber mat and a graphitized carbon fiber mat are also provided.Type: GrantFiled: April 30, 2010Date of Patent: December 31, 2013Assignee: National Cheng Kung UniversityInventors: Jyh Ming Ting, Dillip Kumar Mishra, Hsiao Ping Chung
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Patent number: 8621414Abstract: A method of determining a design framework is implemented by an algorithm analyzer. The method includes configuring the algorithm analyzer to perform intrinsic complexity analysis of an algorithm for a predetermined application to obtain a set of parameters representing intrinsic characteristics of the algorithm. The method also includes configuring the algorithm analyzer to establish candidate design frameworks based on the parameters. Each candidate design framework includes a set of design constraints corresponding to the algorithm and which are used when designing a hardware and/or software configuration for implementing the predetermined application. The method also includes configuring the algorithm analyzer to analyze the suitability of the set of design constraints of each candidate design framework based on given specification restrictions of the predetermined application to determine which candidate design framework(s) is suited for the predetermined application.Type: GrantFiled: April 21, 2010Date of Patent: December 31, 2013Assignee: National Cheng Kung UniversityInventors: Gwo-Giun Lee, Ming-Jiun Wang, He-Yuan Lin