Patents by Inventor Saleh Heidary SHALMANY

Saleh Heidary SHALMANY 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: 12101062
    Abstract: In an integrated circuit device having a microelectromechanical-system (MEMS) resonator and a temperature transducer, a clock signal is generated by sensing resonant mechanical motion of the MEMS resonator and a temperature signal indicative of temperature of the MEMS resonator is generated via the temperature transducer. The clock signal and the temperature signal are output from the integrated circuit device concurrently.
    Type: Grant
    Filed: April 4, 2023
    Date of Patent: September 24, 2024
    Assignee: SiTime Corporation
    Inventors: Sassan Tabatabaei, Kamran Souri, Saleh Heidary Shalmany, Charles I. Grosjean
  • Patent number: 12047071
    Abstract: In a timing signal generator having a resonator, one or more temperature-sense circuits generate an analog temperature signal and a digital temperature signal indicative of temperature of the resonator. First and second temperature compensation signal generators to generate, respectively, an analog temperature compensation signal according to the analog temperature signal and a digital temperature compensation signal according to the digital temperature signal. Clock generating circuitry drives the resonator into mechanically resonant motion and generates a temperature-compensated output timing signal based on the mechanically resonant motion, the analog temperature compensation signal and the digital temperature compensation signal.
    Type: Grant
    Filed: September 11, 2023
    Date of Patent: July 23, 2024
    Assignee: SiTime Corporation
    Inventors: Saleh Heidary Shalmany, Kamran Souri, Sassan Tabatabaei, Uğur Sönmez
  • Patent number: 11791802
    Abstract: In a timing signal generator having a resonator, one or more temperature-sense circuits generate an analog temperature signal and a digital temperature signal indicative of temperature of the resonator. First and second temperature compensation signal generators to generate, respectively, an analog temperature compensation signal according to the analog temperature signal and a digital temperature compensation signal according to the digital temperature signal. Clock generating circuitry drives the resonator into mechanically resonant motion and generates a temperature-compensated output timing signal based on the mechanically resonant motion, the analog temperature compensation signal and the digital temperature compensation signal.
    Type: Grant
    Filed: October 26, 2022
    Date of Patent: October 17, 2023
    Assignee: SiTime Corporation
    Inventors: Saleh Heidary Shalmany, Kamran Souri, Sassan Tabatabaei, U{hacek over (g)}ur Sönmez
  • Patent number: 11646698
    Abstract: In an integrated circuit device having a microelectromechanical-system (MEMS) resonator and a temperature transducer, a clock signal is generated by sensing resonant mechanical motion of the MEMS resonator and a temperature signal indicative of temperature of the MEMS resonator is generated via the temperature transducer. The clock signal and the temperature signal are output from the integrated circuit device concurrently.
    Type: Grant
    Filed: December 23, 2021
    Date of Patent: May 9, 2023
    Assignee: SiTime Corporation
    Inventors: Sassan Tabatabaei, Kamran Souri, Saleh Heidary Shalmany, Charles I. Grosjean
  • Patent number: 11528014
    Abstract: In a timing signal generator having a resonator, one or more temperature-sense circuits generate an analog temperature signal and a digital temperature signal indicative of temperature of the resonator. First and second temperature compensation signal generators to generate, respectively, an analog temperature compensation signal according to the analog temperature signal and a digital temperature compensation signal according to the digital temperature signal. Clock generating circuitry drives the resonator into mechanically resonant motion and generates a temperature-compensated output timing signal based on the mechanically resonant motion, the analog temperature compensation signal and the digital temperature compensation signal.
    Type: Grant
    Filed: December 7, 2021
    Date of Patent: December 13, 2022
    Assignee: SiTime Corporation
    Inventors: Saleh Heidary Shalmany, Kamran Souri, Sassan Tabatabaei, U{hacek over (g)}ur Sönmez
  • Patent number: 11245361
    Abstract: In an integrated circuit device having a microelectromechanical-system (MEMS) resonator and a temperature transducer, a clock signal is generated by sensing resonant mechanical motion of the MEMS resonator and a temperature signal indicative of temperature of the MEMS resonator is generated via the temperature transducer. The clock signal and the temperature signal are output from the integrated circuit device concurrently.
    Type: Grant
    Filed: October 1, 2020
    Date of Patent: February 8, 2022
    Assignee: SiTime Corporation
    Inventors: Sassan Tabatabaei, Kamran Souri, Saleh Heidary Shalmany, Charles I. Grosjean
  • Patent number: 11228302
    Abstract: In a timing signal generator having a resonator, one or more temperature-sense circuits generate an analog temperature signal and a digital temperature signal indicative of temperature of the resonator. First and second temperature compensation signal generators to generate, respectively, an analog temperature compensation signal according to the analog temperature signal and a digital temperature compensation signal according to the digital temperature signal. Clock generating circuitry drives the resonator into mechanically resonant motion and generates a temperature-compensated output timing signal based on the mechanically resonant motion, the analog temperature compensation signal and the digital temperature compensation signal.
    Type: Grant
    Filed: March 11, 2021
    Date of Patent: January 18, 2022
    Assignee: SiTime Corporation
    Inventors: Saleh Heidary Shalmany, Kamran Souri, Sassan Tabatabaei, U{hacek over (g)}ur Sönmez
  • Patent number: 10979031
    Abstract: In a timing signal generator having a resonator, one or more temperature-sense circuits generate an analog temperature signal and a digital temperature signal indicative of temperature of the resonator. First and second temperature compensation signal generators to generate, respectively, an analog temperature compensation signal according to the analog temperature signal and a digital temperature compensation signal according to the digital temperature signal. Clock generating circuitry drives the resonator into mechanically resonant motion and generates a temperature-compensated output timing signal based on the mechanically resonant motion, the analog temperature compensation signal and the digital temperature compensation signal.
    Type: Grant
    Filed: February 5, 2020
    Date of Patent: April 13, 2021
    Assignee: SiTime Corporation
    Inventors: Saleh Heidary Shalmany, Kamran Souri, Sassan Tabatabaei, U{hacek over (g)}ur Sönmez
  • Patent number: 10833632
    Abstract: In an integrated circuit device having a microelectromechanical-system (MEMS) resonator and a temperature transducer, a clock signal is generated by sensing resonant mechanical motion of the MEMS resonator and a temperature signal indicative of temperature of the MEMS resonator is generated via the temperature transducer. The clock signal and the temperature signal are output from the integrated circuit device concurrently.
    Type: Grant
    Filed: May 2, 2019
    Date of Patent: November 10, 2020
    Assignee: SiTime Corporation
    Inventors: Sassan Tabatabaei, Kamran Souri, Saleh Heidary Shalmany, Charles I. Grosjean
  • Patent number: 10594301
    Abstract: In a timing signal generator having a resonator, one or more temperature-sense circuits generate an analog temperature signal and a digital temperature signal indicative of temperature of the resonator. First and second temperature compensation signal generators to generate, respectively, an analog temperature compensation signal according to the analog temperature signal and a digital temperature compensation signal according to the digital temperature signal. Clock generating circuitry drives the resonator into mechanically resonant motion and generates a temperature-compensated output timing signal based on the mechanically resonant motion, the analog temperature compensation signal and the digital temperature compensation signal.
    Type: Grant
    Filed: June 8, 2018
    Date of Patent: March 17, 2020
    Assignee: SiTime Corporation
    Inventors: Saleh Heidary Shalmany, Kamran Souri, Sassan Tabatabaei, U{hacek over (g)}ur Sönmez
  • Patent number: 10024891
    Abstract: In one embodiment, a shunt resistor is provided, comprising two terminals, a semiconductor substrate embodying at least one temperature sensor comprising at least a temperature sensitive element comprising at least one pn-junction, and at least two metal layers above the semiconductor substrate, at least the upper of the metal layer comprising a path that electrically connects the two terminals, whereby the temperature sensor is below and within the periphery of the upper metal layer.
    Type: Grant
    Filed: September 10, 2015
    Date of Patent: July 17, 2018
    Assignee: Infineon Technologies Austria AG
    Inventors: Dieter Draxelmayr, Kofi Makinwa, Saleh Heidary Shalmany
  • Publication number: 20170254839
    Abstract: In one embodiment, a shunt resistor is provided, comprising two terminals, a semiconductor substrate embodying at least one temperature sensor comprising at least a temperature sensitive element comprising at least one pn-junction, and at least two metal layers above the semiconductor substrate, at least the upper of the metal layer comprising a path that electrically connects the two terminals, whereby the temperature sensor is below and within the periphery of the upper metal layer.
    Type: Application
    Filed: September 10, 2015
    Publication date: September 7, 2017
    Inventors: Dieter DRAXELMAYR, Kofi MAKINWA, Saleh Heidary SHALMANY
  • Publication number: 20170074912
    Abstract: In one embodiment, a shunt resistor is provided, comprising two terminals, a semiconductor substrate embodying at least one temperature sensor comprising at least a temperature sensitive element comprising at least one pn-junction, and at least two metal layers above the semiconductor substrate, at least the upper of the metal layer comprising a path that electrically connects the two terminals, whereby the temperature sensor is below and within the periphery of the upper metal layer.
    Type: Application
    Filed: September 10, 2015
    Publication date: March 16, 2017
    Inventors: Dieter DRAXELMAYR, Kofi MAKINWA, Saleh Heidary SHALMANY