Patents by Inventor Eldwin NG
Eldwin NG 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: 11440052Abstract: An electronic device includes a plurality of CMOS control elements arranged in a two-dimensional array and a plurality of MEMS devices. Each CMOS control element of the plurality of CMOS control elements includes at least one of a low voltage semiconductor device, a high voltage PMOS semiconductor device, and a high voltage NMOS semiconductor device. Each MEMS device of the plurality of MEMS devices is associated with a CMOS control element of the plurality of CMOS control elements. The plurality of CMOS control elements are arranged in the two-dimensional array such that low voltage semiconductor devices are only adjacent to other low voltage semiconductor devices, high voltage PMOS semiconductor devices are only adjacent to other high voltage PMOS semiconductor devices, and high voltage NMOS semiconductor devices are only adjacent to other high voltage NMOS semiconductor devices.Type: GrantFiled: April 25, 2019Date of Patent: September 13, 2022Assignee: InvenSense, Inc.Inventors: James Christian Salvia, Michael H. Perrott, Marian Voros, Eldwin Ng, Julius Ming-Lin Tsai, Nikhil Apte
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Publication number: 20200400800Abstract: A Piezoelectric Micromachined Ultrasonic Transducer (PMUT) device is provided. The PMUT includes a substrate and an edge support structure connected to the substrate. A membrane is connected to the edge support structure such that a cavity is defined between the membrane and the substrate, where the membrane is configured to allow movement at ultrasonic frequencies. The membrane includes a piezoelectric layer and first and second electrodes coupled to opposing sides of the piezoelectric layer. An interior support structure is disposed within the cavity and connected to the substrate and the membrane.Type: ApplicationFiled: March 20, 2020Publication date: December 24, 2020Applicant: InvenSense, Inc.Inventors: Eldwin NG, Julius Ming-Lin TSAI, Nikhil APTE
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Patent number: 10656255Abstract: A Piezoelectric Micromachined Ultrasonic Transducer (PMUT) device is provided. The PMUT includes a substrate and an edge support structure connected to the substrate. A membrane is connected to the edge support structure such that a cavity is defined between the membrane and the substrate, where the membrane is configured to allow movement at ultrasonic frequencies. The membrane includes a piezoelectric layer and first and second electrodes coupled to opposing sides of the piezoelectric layer. An interior support structure is disposed within the cavity and connected to the substrate and the membrane.Type: GrantFiled: July 8, 2016Date of Patent: May 19, 2020Assignee: InvenSense, Inc.Inventors: Eldwin Ng, Julius Ming-Lin Tsai, Nikhil Apte
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Patent number: 10632500Abstract: A Piezoelectric Micromachined Ultrasonic Transducer (PMUT) device includes a substrate, an edge support structure connected to the substrate, and a membrane connected to the edge support structure such that a cavity is defined between the membrane and the substrate, the membrane configured to allow movement at ultrasonic frequencies, the membrane having non-uniform stiffness. The membrane includes a piezoelectric layer, a first electrode and a second electrode coupled to opposing sides of the piezoelectric layer, and a mechanical support layer coupled to one of the first electrode and the second electrode.Type: GrantFiled: March 24, 2017Date of Patent: April 28, 2020Assignee: InvenSense, Inc.Inventors: Renata Melamud Berger, Eldwin Ng
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Publication number: 20190247887Abstract: An electronic device includes a plurality of CMOS control elements arranged in a two-dimensional array, where each CMOS control element of the plurality of CMOS control elements includes two semiconductor devices. The plurality of CMOS control elements include a first subset of CMOS control elements, each CMOS control element of the first subset of CMOS control elements including a semiconductor device of a first class and a semiconductor device of a second class, and a second subset of CMOS control elements, each CMOS control element of the second subset of CMOS control elements including a semiconductor device of the first class and a semiconductor device of a third class.Type: ApplicationFiled: April 25, 2019Publication date: August 15, 2019Applicant: InvenSense, Inc.Inventors: James Christian SALVIA, Michael H. PERROTT, Marian VOROS, Eldwin NG, Julius Ming-Lin TSAI, Nikhil APTE
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Patent number: 10325915Abstract: An electronic device includes a plurality of CMOS control elements arranged in a two-dimensional array, where each CMOS control element of the plurality of CMOS control elements includes semiconductor devices. The plurality of CMOS control elements each including a PMOS semiconductor device portion comprising a high voltage PMOS device and a low voltage PMOS device and an NMOS semiconductor device portion comprising a high voltage NMOS device and a low voltage NMOS device.Type: GrantFiled: October 14, 2016Date of Patent: June 18, 2019Assignee: InvenSense, Inc.Inventors: James Christian Salvia, Michael H. Perrott, Marian Voros, Eldwin Ng, Julius Ming-Lin Tsai, Nikhil Apte
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Patent number: 10315222Abstract: An electronic device includes a plurality of CMOS control elements arranged in a two-dimensional array, where each CMOS control element of the plurality of CMOS control elements includes two semiconductor devices. The plurality of CMOS control elements include a first subset of CMOS control elements, each CMOS control element of the first subset of CMOS control elements including a semiconductor device of a first class and a semiconductor device of a second class, and a second subset of CMOS control elements, each CMOS control element of the second subset of CMOS control elements including a semiconductor device of the first class and a semiconductor device of a third class.Type: GrantFiled: October 14, 2016Date of Patent: June 11, 2019Assignee: InvenSense, Inc.Inventors: James Christian Salvia, Michael H. Perrott, Marian Voros, Eldwin Ng, Julius Ming-Lin Tsai, Nikhil Apte
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Publication number: 20170326594Abstract: A Piezoelectric Micromachined Ultrasonic Transducer (PMUT) device includes a substrate, an edge support structure connected to the substrate, and a membrane connected to the edge support structure such that a cavity is defined between the membrane and the substrate, the membrane configured to allow movement at ultrasonic frequencies, the membrane having non-uniform stiffness. The membrane includes a piezoelectric layer, a first electrode and a second electrode coupled to opposing sides of the piezoelectric layer, and a mechanical support layer coupled to one of the first electrode and the second electrode.Type: ApplicationFiled: March 24, 2017Publication date: November 16, 2017Applicant: InvenSense, Inc.Inventors: Renata Melamud BERGER, Eldwin NG
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Publication number: 20170322291Abstract: An electronic device includes a plurality of CMOS control elements arranged in a two-dimensional array, where each CMOS control element of the plurality of CMOS control elements includes two semiconductor devices. The plurality of CMOS control elements include a first subset of CMOS control elements, each CMOS control element of the first subset of CMOS control elements including a semiconductor device of a first class and a semiconductor device of a second class, and a second subset of CMOS control elements, each CMOS control element of the second subset of CMOS control elements including a semiconductor device of the first class and a semiconductor device of a third class.Type: ApplicationFiled: October 14, 2016Publication date: November 9, 2017Applicant: InvenSense, Inc.Inventors: James Christian SALVIA, Michael H. PERROTT, Marian VOROS, Eldwin NG, Julius Ming-Lin TSAI, Nikhil APTE
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Publication number: 20170322292Abstract: An electronic device includes a plurality of CMOS control elements arranged in a two-dimensional array, where each CMOS control element of the plurality of CMOS control elements includes semiconductor devices. The plurality of CMOS control elements each including a PMOS semiconductor device portion comprising a high voltage PMOS device and a low voltage PMOS device and an NMOS semiconductor device portion comprising a high voltage NMOS device and a low voltage NMOS device.Type: ApplicationFiled: October 14, 2016Publication date: November 9, 2017Applicant: InvenSense, Inc.Inventors: James Christian SALVIA, Michael H. PERROTT, Marian VOROS, Eldwin NG, Julius Ming-Lin TSAI, Nikhil APTE
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Publication number: 20170322290Abstract: A Piezoelectric Micromachined Ultrasonic Transducer (PMUT) device is provided. The PMUT includes a substrate and an edge support structure connected to the substrate. A membrane is connected to the edge support structure such that a cavity is defined between the membrane and the substrate, where the membrane is configured to allow movement at ultrasonic frequencies. The membrane includes a piezoelectric layer and first and second electrodes coupled to opposing sides of the piezoelectric layer. An interior support structure is disposed within the cavity and connected to the substrate and the membrane.Type: ApplicationFiled: July 8, 2016Publication date: November 9, 2017Applicant: InvenSense, Inc.Inventors: Eldwin NG, Julius Ming-Lin TSAI, Nikhil APTE