Patents by Inventor Chih-yu Lee
Chih-yu Lee 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: 20250115775Abstract: An environmentally friendly water-based printing ink manufacturing method includes the steps of: placing a color paste into a barrel for stirring at a high speed, placing an anti-scratch hardener and a slow-drying agent in batches and continuing stirring, placing a mixture of anti-scratch hardener and slow-drying agent in a specific ratio, placing a scratch-resistant and chemical-resistant resin and a wear-resistant wetting resin, placing a defoaming agent and continuing stirring for a first predetermined time, placing a thickener and continuing stirring for a second predetermined time, placing a wetting agent and continuing stirring for a third predetermined time, placing a film-forming agent and continuing stirring for a fourth predetermined time, measuring the pH value of the printing ink and adjusting the printing ink to make the printing ink weakly alkaline, filtering the printing ink and packing the printing ink into barrels to complete the manufacturing process.Type: ApplicationFiled: October 10, 2023Publication date: April 10, 2025Inventors: Chih-Yu LEE, Sy-Yi TZENG, Jen-Yuan KAO
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Publication number: 20250030251Abstract: A cyclic power generation and storage system with dynamic battery switching capability is provided, comprising: a power supply modules, a driving module, a transmission module, a plurality of power generation modules, a control module, and a plurality of power storage modules. The present invention can dynamically switch in battery packs to provide a stable power to an electrical device, as well as, switch in a battery or battery pack for recharging with the power generated by the power generation modules. The power storage module having a power management unit, together with the control module, uses the detection result from the power detection unit of the power storage module to dynamically adjust the power generation, distribution, storage, and usage to improve the overall efficiency of the present invention.Type: ApplicationFiled: July 19, 2023Publication date: January 23, 2025Inventor: CHIH-YU Lee
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Multilevel memory stack structure with tapered inter-tier joint region and methods of making thereof
Patent number: 11621277Abstract: A joint level dielectric material layer is formed over a first alternating stack of first insulating layers and first spacer material layers. A first memory opening is formed with a tapered sidewall of the joint level dielectric material layer. A second alternating stack of second insulating layers and second spacer material layers is formed over the joint level dielectric material layer. An inter-tier memory opening is formed, which includes a volume of an second memory opening that extends through the second alternating stack and a volume of the first memory opening. A memory film and a semiconductor channel are formed in the inter-tier memory opening with respective tapered portions overlying the tapered sidewall of the joint level dielectric material layer.Type: GrantFiled: November 16, 2020Date of Patent: April 4, 2023Assignee: SANDISK TECHNOLOGIES LLCInventors: Monica Titus, Zhixin Cui, Senaka Kanakamedala, Yao-Sheng Lee, Chih-Yu Lee -
Patent number: 11165283Abstract: A power supply device includes: a plurality of resonant coils each having a resonant portion and a power transmission portion electrically connected to the resonant portion, the resonance portion receives electromagnetic waves of a different frequency, and converts electromagnetic waves of different frequencies into electric energy; and a power converting unit electrically connected to the power transmission portion to receive the electrical energy from the power transmission portion, and storing the electrical energy. A user uses the resonant coil to generate power by the resonance of the resonant coil with the electromagnetic waves in natural environment, and the power is stored in the power converting unit. The electric power converting unit does not need to store electricity through the power source, and only needs to use the electromagnetic waves in the environment to generate electrical energy, which facilitates the user to store electricity in the power converting unit.Type: GrantFiled: December 18, 2019Date of Patent: November 2, 2021Inventor: Chih-Yu Lee
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MULTILEVEL MEMORY STACK STRUCTURE WITH TAPERED INTER-TIER JOINT REGION AND METHODS OF MAKING THEREOF
Publication number: 20210066347Abstract: A joint level dielectric material layer is formed over a first alternating stack of first insulating layers and first spacer material layers. A first memory opening is formed with a tapered sidewall of the joint level dielectric material layer. A second alternating stack of second insulating layers and second spacer material layers is formed over the joint level dielectric material layer. An inter-tier memory opening is formed, which includes a volume of an second memory opening that extends through the second alternating stack and a volume of the first memory opening. A memory film and a semiconductor channel are formed in the inter-tier memory opening with respective tapered portions overlying the tapered sidewall of the joint level dielectric material layer.Type: ApplicationFiled: November 16, 2020Publication date: March 4, 2021Inventors: Monica Titus, Zhixin Cui, Senaka Kanakamedala, Yao-Sheng Lee, Chih-Yu Lee -
Publication number: 20200203996Abstract: A power supply device includes: a plurality of resonant coils each having a resonant portion and a power transmission portion electrically connected to the resonant portion, the resonance portion receives electromagnetic waves of a different frequency, and converts electromagnetic waves of different frequencies into electric energy; and a power converting unit electrically connected to the power transmission portion to receive the electrical energy from the power transmission portion, and storing the electrical energy. A user uses the resonant coil to generate power by the resonance of the resonant coil with the electromagnetic waves in natural environment, and the power is stored in the power converting unit. The electric power converting unit does not need to store electricity through the power source, and only needs to use the electromagnetic waves in the environment to generate electrical energy, which facilitates the user to store electricity in the power converting unit.Type: ApplicationFiled: December 18, 2019Publication date: June 25, 2020Inventor: Chih-Yu LEE
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Patent number: 10589634Abstract: A battery electric vehicle provided in the present invention comprises a vehicle body having wheels, an electric motor, an electric generator, and an electricity management device. The electric motor and the electric generator are connected to different wheels of the vehicle body respectively. The electric generator generates electricity by converting the rotational kinetic energy of the wheel into electrical energy. The electricity management device includes a management and controlling member, a detecting member, and a plurality of battery packs. The management and controlling member controls at least one of the battery packs to provide electricity to the electric motor by electrically connecting the electric motor, while the management and controlling member controls at least one battery pack of other battery packs to be charged by receiving the electricity generated by means of electrically connecting to the electric generator.Type: GrantFiled: March 31, 2016Date of Patent: March 17, 2020Assignee: LINENG-TECH CORPORATIONInventor: Chih-Yu Lee
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MULTILEVEL MEMORY STACK STRUCTURE WITH TAPERED INTER-TIER JOINT REGION AND METHODS OF MAKING THEREOF
Publication number: 20180331117Abstract: A joint level dielectric material layer is formed over a first alternating stack of first insulating layers and first spacer material layers. A first memory opening is formed with a tapered sidewall of the joint level dielectric material layer. A second alternating stack of second insulating layers and second spacer material layers is formed over the joint level dielectric material layer. An inter-tier memory opening is formed, which includes a volume of an second memory opening that extends through the second alternating stack and a volume of the first memory opening. A memory film and a semiconductor channel are formed in the inter-tier memory opening with respective tapered portions overlying the tapered sidewall of the joint level dielectric material layer.Type: ApplicationFiled: May 12, 2017Publication date: November 15, 2018Inventors: Monica TITUS, Zhixin CUI, Senaka KANAKAMEDALA, Yao-Sheng LEE, Chih-Yu LEE -
Publication number: 20170210242Abstract: A battery electric vehicle provided in the present invention comprises a vehicle body having wheels, an electric motor, an electric generator, and an electricity management device. The electric motor and the electric generator are connected to different wheels of the vehicle body respectively. The electric generator generates electricity by converting the rotational kinetic energy of the wheel into electrical energy. The electricity management device includes a management and controlling member, a detecting member, and a plurality of battery packs. The management and controlling member controls at least one of the battery packs to provide electricity to the electric motor by electrically connecting the electric motor, while the management and controlling member controls at least one battery pack of other battery packs to be charged by receiving the electricity generated by means of electrically connecting to the electric generator.Type: ApplicationFiled: March 31, 2016Publication date: July 27, 2017Applicant: LINENG-TECH CORPORATIONInventor: Chih-Yu LEE
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Patent number: 9605394Abstract: A road automatically dividing apparatus comprises a ground-embedded base, a telescopic tube set, an illuminating device, and a driving device. The ground-embedded base includes an accommodating space and an upper opening. The telescopic tube set, disposed in the accommodating space, includes a plurality of translucent column tubes which are connected telescopically and are relatively slidable in such a manner that each translucent column tube is converted between an expanding position and a collapsing position. The expanding position allows each translucent column tube expand from the neighboring one by sliding relatively to each other. The illuminating device is for emitting light penetrating the telescopic tube set. The driving device is configured to drive the telescopic tube set such that the telescopic tube set expands and collapses between the expanding position and the collapsing position.Type: GrantFiled: January 11, 2016Date of Patent: March 28, 2017Assignee: LINENG-TECH CORPORATIONInventor: Chih-Yu Lee
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Publication number: 20170067216Abstract: A road automatically dividing apparatus comprises a ground-embedded base, a telescopic tube set, an illuminating device, and a driving device. The ground-embedded base includes an accommodating space and an upper opening. The telescopic tube set, disposed in the accommodating space, includes a plurality of translucent column tubes which are connected telescopically and are relatively slidable in such a manner that each translucent column tube is converted between an expanding position and a collapsing position. The expanding position allows each translucent column tube expand from the neighboring one by sliding relatively to each other. The illuminating device is for emitting light penetrating the telescopic tube set. The driving device is configured to drive the telescopic tube set such that the telescopic tube set expands and collapses between the expanding position and the collapsing position.Type: ApplicationFiled: January 11, 2016Publication date: March 9, 2017Inventor: Chih-Yu Lee
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Patent number: 8692824Abstract: The invention discloses a driving apparatus for driving an LCD. The driving apparatus comprises a voltage control unit, an operating unit, a resistance unit, and a voltage selection unit. The operating unit comprises two sets of buffers formed by a plurality of operational amplifiers in negative feedback circuit. The two sets of buffers selectively receive positive polarity voltages and negative polarity voltages respectively. The voltage selection unit is provided with the positive polarity voltages and negative polarity voltages through the operating unit and the resistance unit. The voltage selection unit selectively provides the pixels of the LCD with the positive polarity voltage and the negative polarity voltage. Accordingly, each of the pixels is provided either with the positive polarity voltages or the negative polarity voltages by one of the two sets of buffers.Type: GrantFiled: October 30, 2008Date of Patent: April 8, 2014Assignee: Raydium Semiconductor CorporationInventors: Yong-Nien Rao, Yu-Lung Lo, Chih-Yu Lee
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Patent number: 7656203Abstract: A receiving circuit is provided for receiving a data signal and a clock signal, which are RSDS signals, and outputting an output data signal to a data driver. The receiving circuit includes a data comparator, a data intermediate circuit, a clock comparator, a clock intermediate, and a flip-flop. The data comparator, driven with a data bias current, receives the data signal, and outputs a compared data signal. The clock comparator, driven with a clock bias current, receives the clock signal, and outputs a compared clock signal. The flip-flop receives the compared data signal via the data intermediate circuit and the compared clock signal via the clock intermediate circuit. The phase difference between the compared data signal and the compared clock signal is improved by adjusting the data and the clock bias currents.Type: GrantFiled: March 3, 2008Date of Patent: February 2, 2010Assignee: Raydium Semiconductor CorporationInventors: Chih-Yu Lee, Yong-Nien Rao, Ko-Yang Tso, Hui-Wen Miao, Chin-Chieh Chao
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Publication number: 20090141016Abstract: The invention discloses a driving apparatus for driving an LCD. The driving apparatus comprises a voltage control unit, an operating unit, a resistance unit, and a voltage selection unit. The operating unit comprises two sets of buffers formed by a plurality of operational amplifiers in negative feedback circuit. The two sets of buffers selectively receive positive polarity voltages and negative polarity voltages respectively. The voltage selection unit is provided with the positive polarity voltages and negative polarity voltages through the operating unit and the resistance unit. The voltage selection unit selectively provides the pixels of the LCD with the positive polarity voltage and the negative polarity voltage. Accordingly, each of the pixels is provided either with the positive polarity voltages or the negative polarity voltages by one of the two sets of buffers.Type: ApplicationFiled: October 30, 2008Publication date: June 4, 2009Inventors: Yong-Nien Rao, Yu-Lung Lo, Chih-Yu Lee
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Publication number: 20080253482Abstract: A receiving circuit is provided for receiving a data signal and a clock signal, which are RSDS signals, and outputting an output data signal to a data driver. The receiving circuit includes a data comparator, a data intermediate circuit, a clock comparator, a clock intermediate, and a flip-flop. The data comparator, driven with a data bias current, receives the data signal, and outputs a compared data signal. The clock comparator, driven with a clock bias current, receives the clock signal, and outputs a compared clock signal. The flip-flop receives the compared data signal via the data intermediate circuit and the compared clock signal via the clock intermediate circuit. The phase difference between the compared data signal and the compared clock signal is improved by adjusting the data and the clock bias currents.Type: ApplicationFiled: March 3, 2008Publication date: October 16, 2008Applicant: Raydium Semiconductor CorporationInventors: Chih-Yu Lee, Yong-Nien Rao, Ko-Yang Tso, Hui-Wen Miao, Chin-Chieh Chao
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Patent number: 7402364Abstract: An alternating phase shift mask with dark loops thereon, a memory array fabricated with the alternating phase shift mask, and a method of fabricating the memory. The dark loops in the mask always separate first regions with 180° phase difference from second regions with 0° phase difference to define active areas or gate-lines in a DRAM chip. By using the alternating phase shift mask to pattern gate-lines or active areas in a DRAM array, no unwanted image is created in the DRAM array and only one exposure is needed to achieve high resolution requirement.Type: GrantFiled: October 5, 2004Date of Patent: July 22, 2008Assignee: Promos Technologies Inc.Inventors: Brian S. Lee, Chih-Yu Lee
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Patent number: 7087947Abstract: An alternating phase shift mask with dark loops thereon, a memory array fabricated with the alternating phase shift mask, and a method of fabricating the memory. The dark loops in the mask always separate first regions with 180° phase difference from second regions with 0° phase difference to define active areas or gate-lines in a DRAM chip. By using the alternating phase shift mask to pattern gate-lines or active areas in a DRAM array, no unwanted image is created in the DRAM array and only one exposure is needed to achieve high resolution requirement.Type: GrantFiled: October 5, 2004Date of Patent: August 8, 2006Assignee: Promos Technologies Inc.Inventors: Brian S. Lee, Chih-Yu Lee
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Publication number: 20050079427Abstract: An alternating phase shift mask with dark loops thereon, a memory array fabricated with the alternating phase shift mask, and a method of fabricating the memory. The dark loops in the mask always separate first regions with 180° phase difference from second regions with 0° phase difference to define active areas or gate-lines in a DRAM chip. By using the alternating phase shift mask to pattern gate-lines or active areas in a DRAM array, no unwanted image is created in the DRAM array and only one exposure is needed to achieve high resolution requirement.Type: ApplicationFiled: October 5, 2004Publication date: April 14, 2005Inventors: Brian Lee, Chih-Yu Lee
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Publication number: 20050057998Abstract: An alternating phase shift mask with dark loops thereon, a memory array fabricated with the alternating phase shift mask, and a method of fabricating the memory. The dark loops in the mask always separate first regions with 180° phase difference from second regions with 0° phase difference to define active areas or gate-lines in a DRAM chip. By using the alternating phase shift mask to pattern gate-lines or active areas in a DRAM array, no unwanted image is created in the DRAM array and only one exposure is needed to achieve high resolution requirement.Type: ApplicationFiled: October 5, 2004Publication date: March 17, 2005Inventors: Brian Lee, Chih-Yu Lee
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Patent number: 6818515Abstract: An alternating phase shift mask with dark loops thereon, a memory array fabricated with the alternating phase shift mask, and a method of fabricating the memory. The dark loops in the mask always separate first regions with 180° phase difference from second regions with 0° phase difference to define active areas or gate-lines in a DRAM chip.Type: GrantFiled: June 23, 2003Date of Patent: November 16, 2004Assignee: ProMOS Technologies Inc.Inventors: Brian S. Lee, Chih-Yu Lee