Patents by Inventor MIN SHIH
MIN SHIH has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20090224328Abstract: A semiconductor device includes a substrate defining an active area thereon, a shallow trench isolation on the substrate and directly surrounding the active area, a gate, a source and a drain on the active area and a hard mask on the border of the shallow trench isolation and the active area.Type: ApplicationFiled: March 4, 2008Publication date: September 10, 2009Inventors: Shyh-Fann Ting, Cheng-Tung Huang, Kun-Hsien Lee, Wen-Han Hung, Meng-Yi Wu, Li-Shian Jeng, Chung-Min Shih, Tzyy-Ming Cheng, Jing-Chang Wu, Tzer-Min Shen
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Publication number: 20090186475Abstract: A method of manufacturing a MOS transistor, in which, a tri-layer photo resist layer is used to form a patterned hard mask layer having a sound shape and a small size, and the patterned hard mask layer is used to form a gate. Thereafter, by forming and defining a cap layer, a recess is formed through etching in the substrate. The patterned hard mask is removed after epitaxial layers are formed in the recesses. Accordingly, a conventional poly bump issue and an STI oxide loss issue leading to contact bridge can be avoided.Type: ApplicationFiled: January 21, 2008Publication date: July 23, 2009Inventors: Shyh-Fann Ting, Cheng-Tung Huang, Shih-Chieh Hsu, Chih-Chiang Wu, Meng-Yi Wu, Li-Shian Jeng, Chung-Min Shih, Kun-Hsien Lee, Wen-Han Hung, Yao-Chin Cheng, Chi-Sheng Tseng, Yu-Ming Lin, Shih-Jung Tu, Tzyy-Ming Cheng
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Publication number: 20090166625Abstract: The present invention provides a method for forming a metal-oxide-semiconductor (MOS) device and the structure thereof. The method includes at least the steps of forming a silicon germanium layer by the first selective epitaxy growth process and forming a cap layer on the silicon germanium layer by the second selective epitaxy growth process. Hence, the undesirable effects caused by ion implantation can be mitigated.Type: ApplicationFiled: December 28, 2007Publication date: July 2, 2009Applicant: UNITED MICROELECTRONICS CORP.Inventors: Shyh-Fann Ting, Shih-Chieh Hsu, Cheng-Tung Huang, Chih-Chiang Wu, Wen-Han Hung, Meng-Yi Wu, Li-Shian Jeng, Chung-Min Shih, Kun-Hsien Lee, Tzyy-Ming Cheng
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Patent number: 7548249Abstract: A method of dynamic frame presentation improvement for liquid crystal display is disclosed. The method comprises the step of providing a gray level mapping table, which maps the signal gray levels from 0 to N into mapped gray levels from 1 to N?1 level. Thereafter, the mapped data is fed into over-voltage compensation circuit. The over-voltage compensation circuit then implements process of the gray level ascending or gray level descending while the previous frame turns into current frame with a varied gray level.Type: GrantFiled: August 11, 2004Date of Patent: June 16, 2009Assignee: Au Optronics Corp.Inventors: Chung-Kuang Tsai, Li-Ru Lyu, Hung-Min Shih, Yung-Zhi Wu, Ya-Fang Chen
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Publication number: 20090147029Abstract: A multi-frame overdriving circuit for use in a liquid crystal display including a counting unit and a multi-frame overdriving unit is provided. The counting unit counts a number m of frame periods for which a pixel data corresponding to a pixel keeps a first gray value, wherein m is a positive integer. When the pixel data changes to a second gray value from the first gray value in a first frame period, the multi-frame overdriving unit respectively outputs y multi-frame overdriving pixel data corresponding to the pixel within successive y frame periods starting from the first frame period. The y multi-frame overdriving pixel data are related to the first gray value, the second gray value and the number m of frame periods, wherein y is a positive integer.Type: ApplicationFiled: March 31, 2008Publication date: June 11, 2009Applicant: AU OPTRONICS CORP.Inventors: Ming-Chi Hung, Chih-Lin Liao, Hung-Min Shih
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Publication number: 20090117701Abstract: A method for manufacturing a MOS transistor includes performing a thermal treatment to repair damaged substrate before forming source/drain extension regions, accordingly negative bias temperature instability (NBTI) is reduced. Since the thermal treatment is performed before forming the source/drain extension regions, heat budget for forming the source/drain extension regions and junction depth and junction profile of the source/drain extension would not be affected. Therefore the provided method for manufacturing a MOS transistor is capable of reducing short channel effect and possesses a superior process compatibility.Type: ApplicationFiled: November 1, 2007Publication date: May 7, 2009Inventors: Meng-Yi Wu, Kun-Hsien Lee, Cheng-Tung Huang, Wen-Han Hung, Shyh-Fann Ting, Li-Shian Jeng, Chung-Min Shih, Yao-Chin Cheng, Tzyy-Ming Cheng
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Patent number: 7518459Abstract: A harmonic-rejection modulation device is provided, which includes a phase splitter, a low pass filter, and a modulator. Based on a square wave, the phase splitter generates a plurality of unfiltered local oscillating signals having phase angles of 0°, 30°, 90°, 120°, 180°, 210°, 270° and 300°, respectively. The low pass filter filters the high frequency components of the unfiltered local oscillating signals to generate a plurality of local oscillating signals having phase angles of 0°, 30°, 90°, 120°, 180°, 210°, 270° and 300°, respectively. The modulator modulates a baseband signal with the local oscillating signals, wherein the third harmonics of the local oscillating signals are eliminated by the modulation process of the modulator. The invention also provides a method of modulating a baseband signal.Type: GrantFiled: December 15, 2006Date of Patent: April 14, 2009Assignee: Via Technologies Inc.Inventors: Nean-Chu Cheng, Ying-Che Tseng, Sen-You Liu, Did-Min Shih
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Publication number: 20080258636Abstract: A backlight system for use in an LCD display with a driver providing current sink control includes an LED array module, a current feedback circuit, and a current compensation circuit. The LED array module has N columns of LEDs and each LED column has M LEDs connected in serial, wherein the current feedback circuit includes N current feedback units and the current compensation circuit includes N current compensation units, both of the current feedback circuit and the current compensation circuit being electrically coupled to the LED array module. When the backlight system is in operation, a current passes through an LED column, a current feedback unit, and a current compensation unit to generate an output voltage that is used for comparison with a predetermined DC voltage, and the current is compensated based on the results of the comparison.Type: ApplicationFiled: April 19, 2007Publication date: October 23, 2008Applicant: AU Optronics CorporationInventors: Hung-Min SHIH, Tsung-Shiun Lee, Chia-Hung Sun, Huang-De Lin
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Publication number: 20080237734Abstract: A complementary metal-oxide-semiconductor (CMOS) transistor comprising a substrate, a first conductive type MOS transistor, a second conductive type MOS transistor, a buffer layer, a first stress layer and a second stress layer is provided. The substrate has a device isolation structure therein that defines a first active area and a second active area. The first conductive type MOS transistor and the second conductive type MOS transistor are respectively disposed in the first active area and the second active area of the substrate. A first nitride spacer of the first conductive type MOS transistor has a thickness greater than that of a second nitride spacer of the second conductive type MOS transistor. The buffer layer is disposed on the first conductive type MOS transistor. The first stress layer is disposed on the buffer layer. The second stress layer is disposed on the second conductive type MOS transistor.Type: ApplicationFiled: March 29, 2007Publication date: October 2, 2008Applicant: UNITED MICROELECTRONICS CORP.Inventors: Wen-Han Hung, Cheng-Tung Huang, Kun-Hsien Lee, Shyh-Fann Ting, Li-Shian Jeng, Meng-Yi Wu, Chung-Min Shih, Tzyy-Ming Cheng, Chia-Wen Liang
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Patent number: 7424271Abstract: A multimode communications system includes a first communications module, a transmission module, a switch and a second communications module. The first communication module has a frequency modulator for modulating a dividing ratio to adjust an oscillating signal and selectively enabling the oscillating signal to have its frequency change with a variety of contents of a first communications signal by modulating the dividing ratio according to the contents of the first communications signal on a modulating mode or enabling the oscillating signal to have its frequency constant by keeping the dividing ratio unchanged. The switch is to selectively transmit the oscillating signal either to the transmission module when the frequency modulator is operating on the modulating mode or to a receiving end when the frequency modulator is operating on the constant frequency mode.Type: GrantFiled: December 2, 2004Date of Patent: September 9, 2008Assignee: VIA Technologies Inc.Inventors: Did-Min Shih, Jyh-Fong Lin
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Publication number: 20080172570Abstract: A data line repair mechanism for a display including a data driver, a plurality of data lines, at least one rescue line is disclosed, wherein each data line includes a second end and a first end coupled to the data driver, the rescue line is coupled to the data driver, and when a first data line fails, the rescue line is coupled to the second end of the first data line via a single one weld point. The mechanism includes an address storage unit storing the addresses of the first data line and rescue line, and a data processor receiving an input data to output an output data to the data driver, wherein the input data includes a first display data corresponding to the first data line, and the first display data is transmitted to the rescue line based on the addresses of the first data line and rescue line.Type: ApplicationFiled: November 20, 2007Publication date: July 17, 2008Applicant: AU OPTRONICS CORP.Inventors: Chih-Che Hsu, Hung-Min Shih
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Publication number: 20080136529Abstract: A power amplifier amplifying an input signal is provided, comprising a power amplifier circuit, a bias circuit, and a compensation circuit. The power amplifier circuit has an input impedance responsive to the input signal, and amplifies the input signal to generate an output signal. The bias circuit is coupled to the power amplifier circuit, generates a DC bias signal to the power amplifier so that the power amplifier amplifies the input signal. The compensation circuit is coupled to the power amplifier circuit, provides a compensation impedance responsive to the input signal such that a combination of the input impedance and the compensation impedance is substantially constant regardless of the input signal.Type: ApplicationFiled: December 11, 2006Publication date: June 12, 2008Applicant: VIA TECHNOLOGIES, INC.Inventors: Che-Hung Liao, Jung-Chang Liu, Ying-Che Tseng, Did-Min Shih
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Publication number: 20080125060Abstract: A wireless communication device. The wireless communication device comprises first and second programmable frequency dividers, a mixer, a modulator, a phase detector, and a variable controlled oscillator. The first programmable frequency divider divides the frequency of a reference signal by a factor N to generate a modulating signal. The second programmable frequency divider divides the reference signal by a factor M and outputs a frequency-divided signal. The facts N and M are positive integers. The mixer down-converting a transmission signal according the divided signal and outputs a translation-loop signal. The modulator modulates the modulating signal with baseband signals, and outputs a comparison signal. The phase detector detects a phase difference between the comparison signal and the translation-loop signal. The variable controlled oscillator modifies the transmission signals according to an output of the phase detector.Type: ApplicationFiled: July 5, 2006Publication date: May 29, 2008Applicant: VIA TECHNOLOGIES, INC.Inventors: Jyh-Fong Lin, Jung-Chang Liu, Peir-Weir Chen, Ying-Che Tseng, Did-Min Shih
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Patent number: 7362179Abstract: A power amplifier circuit amplifying an input signal to an output signal and a method thereof. The power amplifier circuit comprises a ramp controller, a current source, and a first amplification stage. The ramp controller receives an enable signal to generate a ramp signal. The current source is coupled to the ramp controller, produces a ramp current by the ramp signal. The first amplification stage is coupled to the current source, comprises a first supply voltage input coupled to a fixed supply voltage, and is biased by the ramp current to amplify the input signal such that an envelope of the output signal is a ramp.Type: GrantFiled: January 19, 2006Date of Patent: April 22, 2008Assignee: Via Technologies Inc.Inventors: Jung-Chang Liu, Che-Hung Liao, Sen-You Liu, Did-Min Shih
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Publication number: 20080067949Abstract: A light module includes a plurality of light sources for generating light, a power controller, a bridge converter, a first piezoelectric transformer, a second piezoelectric transformer, a resonance balance circuit, and a protection circuit. The power controller is used for generating a power driving signal based on a control signal. The bridge converter is used for generating a supply voltage signal based on the power driving signal. The first piezoelectric transformer is used for transforming the supply voltage signal into a first driving voltage signal to a first end of each of the plurality of lamps. The second piezoelectric transformer is used for transforming the supply voltage signal into a second driving voltage signal to a second end of each of the plurality of lamps.Type: ApplicationFiled: May 2, 2007Publication date: March 20, 2008Applicant: AU Optronics Corp.Inventors: Yung-tse Cheng, Chih-wei Wang, Hung-min Shih, Tsung-shiun Lee
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Patent number: 7292211Abstract: A driving circuit for a liquid crystal display. The liquid crystal display panel includes a plurality of light emitting elements and display cells. The display cells are respectively connected to a plurality of data electrodes and gate electrodes. A gate driver outputs scan signals to the gate electrodes. A data driver outputs the video signals to the data electrodes according to the image control signal, and a voltage controlling signal corresponding to a brightness adjustment signal. A driving voltage generator outputs a driving voltage to the light emitting elements according to the voltage controlling signal.Type: GrantFiled: March 10, 2004Date of Patent: November 6, 2007Assignee: Au Optronics Corp.Inventors: Zuei-Tien Chao, Hung-Min Shih
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Publication number: 20070242775Abstract: A harmonic-rejection modulation device is provided, which includes a phase splitter, a low pass filter, and a modulator. Based on a square wave, the phase splitter generates a plurality of unfiltered local oscillating signals having phase angles of 0°, 30°, 90°, 120°, 180°, 210°, 270° and 300°, respectively. The low pass filter filters the high frequency components of the unfiltered local oscillating signals to generate a plurality of local oscillating signals having phase angles of 0°, 30°, 90°, 120°, 180°, 210°, 270° and 300°, respectively. The modulator modulates a baseband signal with the local oscillating signals, wherein the third harmonics of the local oscillating signals are eliminated by the modulation process of the modulator. The invention also provides a method of modulating a baseband signal.Type: ApplicationFiled: December 15, 2006Publication date: October 18, 2007Applicant: VIA TECHNOLOGIES, INC.Inventors: Nean-Chu Cheng, Ying-Che Tseng, Sen-You Liu, Did-Min Shih
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Publication number: 20070229552Abstract: A color compensation method for a display is disclosed. The display includes a display module for receiving a plurality of original pixel data. The method includes calculating power-on time duration of the display module; and adjusting gray levels of the original pixel data according to the power-on time duration.Type: ApplicationFiled: May 30, 2007Publication date: October 4, 2007Applicant: AU OPTRONICS CORP.Inventors: Hung-Min Shih, Chung-Kuang Tsai, Kun-Hung Hsieh, Chih-Wei Chen, Chung-Lung Li
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Publication number: 20070146295Abstract: A circuit and method of reducing noises for improving quality of display in a liquid crystal display (LCD) system. The LCD system includes an LCD panel and at least one lamp. In operation the LCD system is supplied with a vertical synchronization signal and a horizontal synchronization signal. In one embodiment, the method comprises the steps of determining a lamp driving frequency for the at least one lamp responsive to the horizontal synchronization signal, and generating a lamp driving signal with the lamp driving frequency to be received by the at least one lamp for producing light, wherein the following formulae (1) and (2) are satisfied: f lamp = 2 ? n - 1 m ? H sync + ? ( 1 ) and ? ? ? H sync / m ? ? ? 0 ( 2 ) where Hsync is the frequency of the horizontal synchronization signal in unit of (Hz); flamp is the lamp driving frequency for the lamp driving signal in unit of (Hz); m, n=1, 2, 3, . . .Type: ApplicationFiled: December 22, 2005Publication date: June 28, 2007Applicant: AU Optronics CorporationInventors: Chia-Wei Yu, Hung-Min Shih
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Publication number: 20070099003Abstract: A titanate-containing material includes: a silicon-containing layer; and a crystalline layer of ammonium oxotrifluorotitanate formed on the silicon-containing layer. A method for making a titanate-containing material includes: immersing a silicon-containing substrate into an aqueous solution containing hexafluorotitanate radicals; and reacting the hexafluorotitanate radicals with water so as to form a crystalline layer of an oxotrifluorotitanate compound on the silicon-containing substrate.Type: ApplicationFiled: March 24, 2006Publication date: May 3, 2007Inventors: Ming-Kwei Lee, Chung-Min Shih, Tsung-Hsiang Shih