Patents by Inventor Tsung Yen Tsai
Tsung Yen Tsai 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).
-
Patent number: 11944412Abstract: A blood pressure detection device manufactured by a semiconductor process includes a substrate, a microelectromechanical element, a gas-pressure-sensing element, a driving-chip element, an encapsulation layer and a valve layer. The substrate includes inlet apertures. The microelectromechanical element and the gas-pressure-sensing element are stacked and integrally formed on the substrate. The encapsulation layer is encapsulated and positioned on the substrate. A flowing-channel space is formed above the microelectromechanical element and the gas-pressure-sensing element. The encapsulation layer includes an outlet aperture in communication with an airbag. The driving-chip element controls the microelectromechanical element, the gas-pressure-sensing element and valve units to transport gas.Type: GrantFiled: June 2, 2021Date of Patent: April 2, 2024Assignee: MICROJET TECHNOLOGY CO., LTD.Inventors: Hao-Jan Mou, Ying-Lun Chang, Ching-Sung Lin, Chi-Feng Huang, Yung-Lung Han, Chang-Yen Tsai, Wei-Ming Lee, Chun-Yi Kuo, Tsung-I Lin
-
Patent number: 11944935Abstract: A gas detection purification device is disclosed and includes a main body, a purification unit, a gas guider, a gas detection module and a controlling-driving module. The main body includes an inlet, an outlet, an external socket and a gas-flow channel disposed between the inlet and the outlet. The purification unit is disposed in the gas-flow channel for filtering gas introduced through the gas-flow channel. The gas guider is disposed in the gas channel and located at a side of the purification unit. The gas is inhaled through the inlet, flows through the purification unit and is discharged out through the outlet. The gas detection module is plugged into or detached from the external socket. The controlling driving module is disposed within the main body and electrically connected to the gas guider to control the operation of the gas guider in an enabled state and a disabled state.Type: GrantFiled: December 2, 2020Date of Patent: April 2, 2024Assignee: MICROJET TECHNOLOGY CO., LTD.Inventors: Hao-Jan Mou, Yung-Lung Han, Chi-Feng Huang, Chang-Yen Tsai, Wei-Ming Lee, Tsung-I Lin
-
Publication number: 20230367039Abstract: An optical film structure includes film sets, each of which includes a first film and a second film that are stacked up in an axis. For each of the film sets, the first film has a higher refractive index than the second film, and a thickness ratio of the first film to the second film is larger than 0 and is less than or equal to 0.28. Therefore, the optical film structure is applicable to a variety of devices or components whose filter properties change with different incident angles of light.Type: ApplicationFiled: March 21, 2023Publication date: November 16, 2023Inventors: Yung-Chun WANG, Hsang-Yang LIN, Tsung-Yen TSAI, Huang-Ming CHANG
-
Publication number: 20230193042Abstract: A modified nanocomposite material is provided, which includes an inorganic filler, a silicon dioxide, and a polymer matrix, in which the silicon dioxide is binding with a hydroxyl bond of the inorganic filler to form a silicon dioxide-inorganic filler, and the polymer matrix is dispersed over the silicon dioxide-inorganic filler. Another modified nanocomposite material is further provided, which includes an inorganic filler, a silicon dioxide, and a polymer matrix, in which the silicon dioxide is binding with a hydroxyl bond of the inorganic filler to form a silicon dioxide-inorganic filler, the organic modifier is associated with the silicon dioxide-inorganic filler and the polymer matrix is dispersed over the silicon dioxide-inorganic filler and the organic modifier.Type: ApplicationFiled: December 22, 2021Publication date: June 22, 2023Inventor: Tsung-Yen TSAI
-
Patent number: 11517196Abstract: An evaluation device for tear secretion uses an air nozzle and a thermal camera device to cause minor irritations to the eyes and record the temperature changes of the eyes to evaluate the quantity of the tear secretion and to determine whether the subject is able to perform reflex tearing normally or not.Type: GrantFiled: September 12, 2019Date of Patent: December 6, 2022Assignee: Yuan Ze UniversityInventors: Tai-Yuan Su, Tsung-Yen Tsai, Duan-Yu Chen
-
Publication number: 20220385185Abstract: A power converter device includes a converter circuit, a detector circuitry, an energy distribution logic circuit, and a ramp generator circuit. The converter circuit is configured to switch charging paths and discharging paths of an inductor according to switching signals, in order to generate output voltages. The detector circuitry is configured to generate error signals according to the output voltages and reference voltages, and respectively compare the error signals with ramp signals, in order to generate decision signals. The energy distribution logic circuit is configured to generate the switching signals and control signals according to the plurality of decision signals. The ramp generator circuit is configured to generate the ramp signals according to the control signals, in which a starting time of each of the ramp signals is different from each other.Type: ApplicationFiled: May 23, 2022Publication date: December 1, 2022Inventors: YEN-WEI LIU, TSUNG-YEN TSAI, WEN-HAU YANG
-
Publication number: 20220360256Abstract: A ramp signal calibration device includes a ramp generator circuit, a detector circuitry, and a calibration circuit. The ramp generator circuit is configured to output a ramp signal according to a set signal and a calibration signal. The detector circuitry is configured to detect the ramp signal or at least one pulse signal associated with the ramp signal, in order to generate at least one control signal. The calibration circuit is configured to generate a calibration signal in response to the at least one control signal, in order to adjust at least one of a falling slope or a rising slope of the ramp signal, or to adjust a duty cycle of the at least one pulse signal.Type: ApplicationFiled: April 28, 2022Publication date: November 10, 2022Inventors: YEN-WEI LIU, TSUNG-YEN TSAI, WEN-HAU YANG
-
Patent number: 11451150Abstract: Disclosed is a voltage converter capable of adaptively operating in one of a synchronous mode and an asynchronous mode according to an input voltage of an input terminal. The voltage converter includes: a voltage detector generating a detection result according to the input voltage; a switch control circuit generating a first switch control signal and a second switch control signal according to the detection result and an output voltage of an output terminal; a first switch intermittently turned on according to the first switch control signal in the synchronous and asynchronous modes; a second switch intermittently turned on/off according to the second switch control signal in the synchronous/asynchronous mode; and an energy storage circuit electrically connected to the input and output terminals to store and release energy according to the on-off states of the first and second switches.Type: GrantFiled: March 17, 2020Date of Patent: September 20, 2022Assignee: REALTEK SEMICONDUCTOR CORPORATIONInventor: Tsung-Yen Tsai
-
Patent number: 11296689Abstract: The present disclosure discloses an output circuit having a voltage-withstanding mechanism that includes a PMOS, a NMOS, a voltage-withstanding auxiliary NMOS and a voltage-withstanding auxiliary circuit. The PMOS includes a first source terminal and a first drain terminal coupled to a voltage source and an output terminal and a first gate receiving a first input signal. The NMOS includes a second source terminal and a second drain terminal coupled to a ground terminal and a connection terminal and a second gate receiving a second input signal. The auxiliary NMOS includes a third drain terminal and a third source terminal coupled to the output terminal and the connection terminal. The auxiliary circuit is coupled to the voltage source and a third gate of the auxiliary NMOS and provides a current conducting mechanism and a resistive mechanism respectively when the output terminal is operated at a logic high level and a logic low level.Type: GrantFiled: September 23, 2020Date of Patent: April 5, 2022Assignee: REALTEK SEMICONDUCTOR CORPORATIONInventors: Tay-Her Tsaur, Tsung-Yen Tsai
-
Publication number: 20210099168Abstract: The present disclosure discloses an output circuit having a voltage-withstanding mechanism that includes a PMOS, a NMOS, a voltage-withstanding auxiliary NMOS and a voltage-withstanding auxiliary circuit. The PMOS includes a first source terminal and a first drain terminal coupled to a voltage source and an output terminal and a first gate receiving a first input signal. The NMOS includes a second source terminal and a second drain terminal coupled to a ground terminal and a connection terminal and a second gate receiving a second input signal. The auxiliary NMOS includes a third drain terminal and a third source terminal coupled to the output terminal and the connection terminal The auxiliary circuit is coupled to the voltage source and a third gate of the auxiliary NMOS and provides a current conducting mechanism and a resistive mechanism respectively when the output terminal is operated at a logic high level and a logic low level.Type: ApplicationFiled: September 23, 2020Publication date: April 1, 2021Inventors: TAY-HER TSAUR, TSUNG-YEN TSAI
-
Publication number: 20210076933Abstract: An evaluation device for tear secretion uses an air nozzle and a thermal camera device to cause minor irritations to the eyes and record the temperature changes of the eyes to evaluate the quantity of the tear secretion and to determine whether the subject is able to perform reflex tearing normally or not.Type: ApplicationFiled: September 12, 2019Publication date: March 18, 2021Inventors: Tai-Yuan SU, Tsung-Yen Tsai, Duan-Yu Chen
-
Publication number: 20200321870Abstract: Disclosed is a voltage converter capable of adaptively operating in one of a synchronous mode and an asynchronous mode according to an input voltage of an input terminal. The voltage converter includes: a voltage detector generating a detection result according to the input voltage; a switch control circuit generating a first switch control signal and a second switch control signal according to the detection result and an output voltage of an output terminal; a first switch intermittently turned on according to the first switch control signal in the synchronous and asynchronous modes; a second switch intermittently turned on/off according to the second switch control signal in the synchronous/asynchronous mode; and an energy storage circuit electrically connected to the input and output terminals to store and release energy according to the on-off states of the first and second switches.Type: ApplicationFiled: March 17, 2020Publication date: October 8, 2020Inventor: TSUNG-YEN TSAI
-
Patent number: 10171038Abstract: An envelope-tracking power supply modulator (ETSM) supplies power to a radio frequency power amplifier (RFPA) of a radio frequency (RF) circuit according to a baseband envelope signal. The ETSM includes a linear amplifier, a capacitor, a single inductor multiple output (SIMO) switch-mode converter, and a controller. The linear amplifier receives the baseband envelope signal, and has its output terminal coupled to a power input of the RFPA. One terminal of the capacitor is coupled to a reference voltage, and the other terminal is coupled to a power input of the linear amplifier. The SIMO switch-mode converter includes two output terminals. One of the output terminals is coupled to the capacitor and the power input of the linear amplifier, and the other of the output terminals is coupled to the output terminal of the linear amplifier and the power input of the RFPA. The controller controls the SUMO switch-mode converter.Type: GrantFiled: December 13, 2017Date of Patent: January 1, 2019Assignee: REALTEK SEMICONDUCTOR CORPORATIONInventors: Ke-Horng Chen, Shang-Hsien Yang, Tsung-Yen Tsai
-
Publication number: 20180367101Abstract: An envelope-tracking power supply modulator (ETSM) supplies power to a radio frequency power amplifier (RFPA) of a radio frequency (RF) circuit according to a baseband envelope signal. The ETSM includes a linear amplifier, a capacitor, a single inductor multiple output (SIMO) switch-mode converter, and a controller. The linear amplifier receives the baseband envelope signal, and has its output terminal coupled to a power input of the RFPA. One terminal of the capacitor is coupled to a reference voltage, and the other terminal is coupled to a power input of the linear amplifier. The SIMO switch-mode converter includes two output terminals. One of the output terminals is coupled to the capacitor and the power input of the linear amplifier, and the other of the output terminals is coupled to the output terminal of the linear amplifier and the power input of the RFPA. The controller controls the SUMO switch-mode converter.Type: ApplicationFiled: December 13, 2017Publication date: December 20, 2018Inventors: KE-HORNG CHEN, SHANG-HSIEN YANG, TSUNG-YEN TSAI
-
Patent number: 9490042Abstract: A conductive material having a mixture of PEDOT:PSS is provided. The conductive material can be used to form a flexible transparent conductive film. Furthermore, various LED-type flexible transparent displays can be formed by the flexible transparent conductive film.Type: GrantFiled: August 29, 2014Date of Patent: November 8, 2016Assignee: ELITE OPTOELECTRONIC CO., LTD.Inventors: Tsung-Yen Tsai, Chia-Chien Chin, Yu-An Li, Shieh-Heng Lee
-
Publication number: 20160165767Abstract: The invention provides a taper composite metal-matrix composite, inclusive of a taper composite metal which forms a plurality of taper metal nanorods on a flake metal substrate and a photocurable polymer such as photocurable epoxy or photocurable PMMA. A taper composite metal-matrix composite is prepared from a blend comprising taper composite metal and a photocurable polymer to produce electromagnetic wave shielding and adsorbing effect, and diminish the target infrared thermal radiation.Type: ApplicationFiled: September 28, 2015Publication date: June 9, 2016Inventors: Tsung-Yen TSAI, Cheng-Ming AI, Te-Hsuan HUANG
-
Patent number: 9270262Abstract: A circuit includes a first set of transistors and a second set of transistors. The first set of transistors is configured to be turned on in a sequential manner. The second set of transistors is configured to be turned on in a sequential manner after the first set of transistors is turned on. A transistor of the first set of transistors corresponds to a first time delay. The first set of transistors corresponds to a second time delay that is a multiple of the first time delay.Type: GrantFiled: January 17, 2014Date of Patent: February 23, 2016Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Tsung-Yen Tsai, Atul Katoch
-
Patent number: 9118018Abstract: A conductive material having a mixture of PEDOT:PSS is provided. The conductive material can be used to form a flexible transparent conductive film. Furthermore, various LED-type flexible transparent displays can be formed by the flexible transparent conductive film.Type: GrantFiled: May 25, 2012Date of Patent: August 25, 2015Assignee: ELITE OPTOELECTRONIC CO., LTD.Inventors: Tsung-Yen Tsai, Chia-Chien Chin, Yu-An Li, Shieh-Heng Lee
-
Patent number: 9068056Abstract: Disclosed is layered double hydroxides (LDH) used to catalyze the polymerization of polyethylene terephthalate (PET). The LDH of a catalyst amount may efficiently reduce the PET polymerization period and further be uniformly blended into the PET product to form composites. Compared with the pure PET, the composite including LDH has better properties such as mechanical properties, linear expansion coefficient, barrier, thermal stability, and transparency. In addition, the LDH in the composite is safer than conventional heavy metal catalysts, especially when applied to food or drink packages.Type: GrantFiled: August 18, 2010Date of Patent: June 30, 2015Assignee: Chung Yuan Christian UniversityInventors: Tsung-Yen Tsai, Shao-Wen Lu, Wei-Chuan Shiu, Syuan-Ci Su, Tzu-Fang Chen, Chao-Chen Hsu
-
Publication number: 20150179887Abstract: A light emitting diode includes an epitaxial substrate, an active layer, a tunneling layer, a current spreading layer, and an electrode unit. The active layer includes a first conductive type film, a quantum well structure, and a second conductive type film that is made from AlyInzGa(1-y-z)N, wherein 0<y<1, 0?z<1, and 0<(y+z)?1. The tunneling layer is stacked on the second conductive type film and is made from AlxIn1-xN, wherein 0<x<1 and x>y. The tunneling layer has a band gap greater than that of the second conductive film. The current spreading layer is stacked on the tunneling layer.Type: ApplicationFiled: December 2, 2014Publication date: June 25, 2015Inventors: Dong-Sing Wuu, Ray-Hua Horng, Tsung-Yen Tsai