Patents by Inventor Min She
Min She 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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Patent number: 12235781Abstract: A driver device of a data interface includes an input/output (I/O) interface, a power interface, a transmitter circuit, and a switching unit. The I/O interface is configured to couple to a load device. The power interface is configured to provide a power supply for transmitting data via the I/O interface. The transmitter circuit is coupled to the I/O interface and to the power interface and is configured to be powered by the power supply and provide an output signal to the load device via the I/O interface in a transmitter mode. The switching unit is coupled to the power interface and is configured to switch off the power interface for the transmitter circuit when the transmitter circuit is operating in a low power state. The transmitter circuit has a power consumption level below a threshold power level in the low power state.Type: GrantFiled: December 30, 2022Date of Patent: February 25, 2025Assignee: PARADE TECHNOLOGIES, LTD.Inventors: YingFan Lee, Mengchuan Gao, Yuanping Chen, Min She, Hongquan Wang
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Patent number: 12050479Abstract: A voltage regulator can include an operational amplifier powered by a supply voltage and configured to generate a first gate voltage. The voltage regulator can also include a first transistor configured to receive the first gate voltage and generate a first driving voltage. The voltage regulator can further include a second transistor configured to receive a second gate voltage and generate a second driving voltage. The first gate voltage can be generated based on feedback provided to the operational amplifier. The second gate voltage can be generated from the first gate voltage.Type: GrantFiled: August 15, 2023Date of Patent: July 30, 2024Assignee: YANGTZE MEMORY TECHNOLOGIES CO., LTD.Inventor: Min She
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Publication number: 20240220435Abstract: A driver device of a data interface includes an input/output (I/O) interface, a power interface, a transmitter circuit, and a switching unit. The I/O interface is configured to couple to a load device. The power interface is configured to provide a power supply for transmitting data via the I/O interface. The transmitter circuit is coupled to the I/O interface and to the power interface and is configured to be powered by the power supply and provide an output signal to the load device via the I/O interface in a transmitter mode. The switching unit is coupled to the power interface and is configured to switch off the power interface for the transmitter circuit when the transmitter circuit is operating in a low power state. The transmitter circuit has a power consumption level below a threshold power level in the low power state.Type: ApplicationFiled: December 30, 2022Publication date: July 4, 2024Inventors: YingFan LEE, Mengchuan GAO, Yuanping CHEN, Min SHE, Hongquan WANG
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Patent number: 11956962Abstract: A 3D flash memory device includes a substrate having a substantial planar surface. A plurality of active columns of semiconducting material is disposed above the substrate. Each of the plurality of active columns extends along a first direction orthogonal to the planar surface of the substrate. The plurality of active columns is arranged in a two-dimensional array. Each of the plurality of active columns may comprise multiple local bit lines and multiple local source lines extending along the first direction. Multiple channel regions are disposed between the multiple local bit lines and multiple local source lines. A word line stack wraps around the plurality of active columns. A charge-storage element is disposed between the word line stack and each of the plurality of active columns.Type: GrantFiled: October 13, 2021Date of Patent: April 9, 2024Assignee: YANGTZE MEMORY TECHNOLOGIES CO., LTD.Inventors: Min She, Qiang Tang
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Patent number: 11923032Abstract: The present disclosure provides a circuit for detecting leakage between word lines in a memory device. The circuit includes a first and a second coupling capacitor. A first terminals of the first and second coupling capacitors are connected to a first word line and a second word line, respectively. The first terminals of the first and second coupling capacitors are also connected to a first and a second voltage supply, respectively. The circuit further includes a comparator, wherein a first input of the comparator is connected to a second terminal of the first coupling capacitor and a second input of the comparator is connected to a second terminal of the second coupling capacitor. The comparator is configured to send alarm signal when a differential voltage between the first input and the second input of the comparator is larger than a hysteresis level of the comparator.Type: GrantFiled: November 3, 2021Date of Patent: March 5, 2024Assignee: Yangtze Memory Technologies Co., Ltd.Inventors: Kun Yang, Min She, Albert I. Ming Chang
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Publication number: 20240056075Abstract: An electronic device (e.g., a CTLE circuit of a receiver of a data link) includes a current source and two differential transistor groups. The current source is configured to generate a bias current according to a data rate of data carried by a pair of differential input signals. A subset of the two differential transistor groups is configured to be driven by the bias current to generate a pair of differential output signals from the pair of differential input signals. The two differential transistor groups include a first plurality of transistors receiving a first input signal and a second plurality of transistors receiving a second input signal. The first and second input signals form the pair of differential input signals. In some implementations, each transistor is coupled to a biasing circuit including a DC path coupled to an adjustable biasing voltage level for selecting and deselecting the respective transistor.Type: ApplicationFiled: August 10, 2022Publication date: February 15, 2024Inventors: Min She, Kochung Lee
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Publication number: 20230384812Abstract: A voltage regulator can include an operational amplifier powered by a supply voltage and configured to generate a first gate voltage. The voltage regulator can also include a first transistor configured to receive the first gate voltage and generate a first driving voltage. The voltage regulator can further include a second transistor configured to receive a second gate voltage and generate a second driving voltage. The first gate voltage can be generated based on feedback provided to the operational amplifier. The second gate voltage can be generated from the first gate voltage.Type: ApplicationFiled: August 15, 2023Publication date: November 30, 2023Inventor: Min SHE
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Patent number: 11797037Abstract: A voltage regulator can include an operational amplifier powered by a supply voltage and configured to generate a first gate voltage. The voltage regulator can also include a first transistor configured to receive the first gate voltage and generate a first driving voltage. The voltage regulator can further include a second transistor configured to receive a second gate voltage and generate a second driving voltage. The first gate voltage can be generated based on feedback provided to the operational amplifier. The second gate voltage can be generated from the first gate voltage.Type: GrantFiled: February 26, 2021Date of Patent: October 24, 2023Assignee: YANGTZE MEMORY TECHNOLOGIES CO., LTD.Inventor: Min She
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Publication number: 20220399073Abstract: The present disclosure provides a circuit for detecting leakage between word lines in a memory device. The circuit includes a first and a second coupling capacitor. A first terminals of the first and second coupling capacitors are connected to a first word line and a second word line, respectively. The first terminals of the first and second coupling capacitors are also connected to a first and a second voltage supply, respectively. The circuit further includes a comparator, wherein a first input of the comparator is connected to a second terminal of the first coupling capacitor and a second input of the comparator is connected to a second terminal of the second coupling capacitor. The comparator is configured to send alarm signal when a differential voltage between the first input and the second input of the comparator is larger than a hysteresis level of the comparator.Type: ApplicationFiled: November 3, 2021Publication date: December 15, 2022Applicant: Yangtze Memory Technologies Co., Ltd.Inventors: Kun YANG, Min SHE, Albert I. Ming CHANG
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Publication number: 20220197322Abstract: A voltage regulator can include an operational amplifier powered by a supply voltage and configured to generate a first gate voltage. The voltage regulator can also include a first transistor configured to receive the first gate voltage and generate a first driving voltage. The voltage regulator can further include a second transistor configured to receive a second gate voltage and generate a second driving voltage. The first gate voltage can be generated based on feedback provided to the operational amplifier. The second gate voltage can be generated from the first gate voltage.Type: ApplicationFiled: February 26, 2021Publication date: June 23, 2022Inventor: Min SHE
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Publication number: 20220045099Abstract: A 3D flash memory device includes a substrate having a substantial planar surface. A plurality of active columns of semiconducting material is disposed above the substrate. Each of the plurality of active columns extends along a first direction orthogonal to the planar surface of the substrate. The plurality of active columns is arranged in a two-dimensional array. Each of the plurality of active columns may comprise multiple local bit lines and multiple local source lines extending along the first direction. Multiple channel regions are disposed between the multiple local bit lines and multiple local source lines. A word line stack wraps around the plurality of active columns. A charge-storage element is disposed between the word line stack and each of the plurality of active columns.Type: ApplicationFiled: October 13, 2021Publication date: February 10, 2022Inventors: Min She, Qiang Tang
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Patent number: 11211400Abstract: A 3D flash memory device includes a substrate having a substantial planar surface. A plurality of active columns of semiconducting material is disposed above the substrate. Each of the plurality of active columns extends along a first direction orthogonal to the planar surface of the substrate. The plurality of active columns is arranged in a two-dimensional array. Each of the plurality of active columns may comprise multiple local bit lines and multiple local source lines extending along the first direction. Multiple channel regions are disposed between the multiple local bit lines and multiple local source lines. A word line stack wraps around the plurality of active columns. A charge-storage element is disposed between the word line stack and each of the plurality of active columns.Type: GrantFiled: November 29, 2019Date of Patent: December 28, 2021Assignee: Yangtze Memory Technologies Co., Ltd.Inventors: Min She, Qiang Tang
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Patent number: 11081387Abstract: A method of forming an integrated circuit includes: forming a dielectric layer, a hard mask layer, a film layer and a photoresist layer; and patterning the photoresist layer to form a via mask, where the via mask is oversized, such that the via mask extends across opposing sides of a metal line mask in the hard mask layer. The method further includes: etching the film layer and the dielectric layer based on the patterned photoresist layer; ashing the photoresist layer and the film layer; etching the dielectric layer based on a pattern of the hard mask layer to provide a via region and a metal line region; etching the hard mask layer and the dielectric layer; and performing a plurality of dual damascene process operations to form a via in the via region and a metal line in the metal line region in the integrated circuit.Type: GrantFiled: December 13, 2019Date of Patent: August 3, 2021Assignee: Marvell Asia Pte, Ltd.Inventors: Runzi Chang, Min She
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Patent number: 10892087Abstract: Aspects of the disclosure provide an integrated circuit (IC) chip with an on-chip transformer. The on-chip transformer includes a primary inductor and a secondary inductor. The primary inductor is configured to have a first-primary coil portion formed of a first patterned metal trace disposed in a first metal layer and a second-primary coil portion formed of a second patterned metal trace disposed in a second metal layer. The secondary inductor is configured to have a first-secondary coil portion formed of a third patterned metal trace that interleaves with the first patterned metal trace in the first metal layer and a second-secondary coil portion formed of a fourth patterned metal trace that interleaves with the second patterned metal trace in the second metal layer.Type: GrantFiled: October 12, 2018Date of Patent: January 12, 2021Assignee: MARVELL ASIA PTE, LTD.Inventors: Min She, Zhendong Guo
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Publication number: 20200411539Abstract: A 3D flash memory device includes a substrate having a substantial planar surface. A plurality of active columns of semiconducting material is disposed above the substrate. Each of the plurality of active columns extends along a first direction orthogonal to the planar surface of the substrate. The plurality of active columns is arranged in a two-dimensional array. Each of the plurality of active columns may comprise multiple local bit lines and multiple local source lines extending along the first direction. Multiple channel regions are disposed between the multiple local bit lines and multiple local source lines. A word line stack wraps around the plurality of active columns. A charge-storage element is disposed between the word line stack and each of the plurality of active columns.Type: ApplicationFiled: November 29, 2019Publication date: December 31, 2020Inventors: Min She, Qiang Tang
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Patent number: 10867664Abstract: A sense amplifier includes a sense circuit coupled to a bitline and a sense node, a charge circuit coupled to the sense node and the sense circuit, a first current control transistor, an inverter circuit having a first latch node and a second latch node, coupled to the first current control transistor, and an input circuit coupled to the first latch node, the second latch node and the sense node. The first current control transistor includes a first terminal coupled to the system voltage source, a second terminal coupled to the inverter circuit, and a control terminal configured to receive a current control signal. The first current control transistor is a P-type transistor.Type: GrantFiled: December 12, 2019Date of Patent: December 15, 2020Assignee: Yangtze Memory Technologies Co., Ltd.Inventors: Min She, Qiang Tang
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Publication number: 20200118868Abstract: A method of forming an integrated circuit includes: forming a dielectric layer, a hard mask layer, a film layer and a photoresist layer; and patterning the photoresist layer to form a via mask, where the via mask is oversized, such that the via mask extends across opposing sides of a metal line mask in the hard mask layer. The method further includes: etching the film layer and the dielectric layer based on the patterned photoresist layer; ashing the photoresist layer and the film layer; etching the dielectric layer based on a pattern of the hard mask layer to provide a via region and a metal line region; etching the hard mask layer and the dielectric layer; and performing a plurality of dual damascene process operations to form a via in the via region and a metal line in the metal line region in the integrated circuit.Type: ApplicationFiled: December 13, 2019Publication date: April 16, 2020Inventors: Runzi CHANG, Min SHE
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Patent number: 10522394Abstract: A method of forming vias aligned with metal lines in an integrated circuit is provided. The method includes: forming a stacked dielectric, capped, hard mask, and first film and photoresist layers; patterning first photoresist layer to provide metal line masks; etching hard mask layer based on patterned first photoresist layer to form metal line masks; ashing first photoresist and film layers; forming second film and photoresist layers on hard mask layer; patterning second photoresist layer to form via masks across opposing sides of metal line masks; etching second film and capped layers based on patterned second photoresist layer; ashing second photoresist and film layers; etching dielectric and capped layers based on a pattern of hard mask layer to provide via and metal line regions; etching hard mask and capped layers; and performing dual damascene process operations to form vias and metal lines in via and metal line regions.Type: GrantFiled: August 21, 2018Date of Patent: December 31, 2019Assignee: Marvell World Trade Ltd.Inventors: Runzi Chang, Min She
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Patent number: 10245342Abstract: Antimicrobial devices for use with at least a portion of a medical device include at least one flexible portion configured to secure the antimicrobial device to the at least a portion of the medical device. Medical device assemblies include an access port and an antimicrobial device adapted to disinfect at least a portion of the access port. Methods of disinfecting a portion of a device include deforming a housing of the antimicrobial device to couple the antimicrobial device to the portion of the device.Type: GrantFiled: December 3, 2014Date of Patent: April 2, 2019Assignee: Health Line International Corp.Inventors: Li Min She, Joel K. Faulkner, Zhao Jie, Aaron Garcia Faulkner
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Publication number: 20190096756Abstract: A method of forming vias aligned with metal lines in an integrated circuit is provided. The method includes: forming a stacked dielectric, capped, hard mask, and first film and photoresist layers; patterning first photoresist layer to provide metal line masks; etching hard mask layer based on patterned first photoresist layer to form metal line masks; ashing first photoresist and film layers; forming second film and photoresist layers on hard mask layer; patterning second photoresist layer to form via masks across opposing sides of metal line masks; etching second film and capped layers based on patterned second photoresist layer; ashing second photoresist and film layers; etching dielectric and capped layers based on a pattern of hard mask layer to provide via and metal line regions; etching hard mask and capped layers; and performing dual damascene process operations to form vias and metal lines in via and metal line regions.Type: ApplicationFiled: August 21, 2018Publication date: March 28, 2019Inventors: Runzi CHANG, Min SHE