Stephen J. Sheafor

Person

Boulder, CO, US

People

Patents Grantslast 30 patents

Information Patent Grant
Very low power microcontroller system
- Patent number 11,822,364
- Issue date Nov 21, 2023
- Ambiq Micro, Inc.
- Scott McLean
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Enhanced peripheral processing system to optimize power consumption
- Patent number 11,620,246
- Issue date Apr 4, 2023
- Ambiq Micro, Inc.
- Stephen James Sheafor
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
SRAM with error correction in retention mode
- Patent number 10,885,972
- Issue date Jan 5, 2021
- Ambiq Micro, Inc.
- Christophe J. Chevallier
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Very low power microcontroller system
- Patent number 10,795,425
- Issue date Oct 6, 2020
- Ambiq Micro, Inc.
- Scott McLean Hanson
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Very low power microcontroller system
- Patent number 10,788,884
- Issue date Sep 29, 2020
- Ambiq Micro, Inc.
- Scott McLean Hanson
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Very low power microcontroller system
- Patent number 10,754,414
- Issue date Aug 25, 2020
- Ambiq Micro, Inc.
- Scott McLean Hanson
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
SRAM with error correction in retention mode
- Patent number 10,629,257
- Issue date Apr 21, 2020
- Ambiq Micro, Inc.
- Christophe J. Chevallier
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Low power autonomous peripheral management
- Patent number 10,585,448
- Issue date Mar 10, 2020
- Ambiq Micro, Inc.
- Stephen James Sheafor
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and apparatus for monitoring energy consumption
- Patent number 10,578,656
- Issue date Mar 3, 2020
- Ambiq Micro, Inc.
- Scott Hanson
- G01 - MEASURING TESTING
Information Patent Grant
Counter/timer array for generation of complex patterns independent...
- Patent number 10,416,703
- Issue date Sep 17, 2019
- Ambiq Micro, Inc.
- Stephen James Sheafor
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
SRAM with error correction in retention mode
- Patent number 10,319,429
- Issue date Jun 11, 2019
- Ambiq Micro, Inc.
- Christophe J. Chevallier
- G11 - INFORMATION STORAGE
Information Patent Grant
SRAM with error correction in retention mode
- Patent number 10,096,354
- Issue date Oct 9, 2018
- Ambiq Micro, Inc.
- Christophe J. Chevallier
- G11 - INFORMATION STORAGE
Information Patent Grant
Low power automatic calibration method for high frequency oscillators
- Patent number 9,939,839
- Issue date Apr 10, 2018
- Ambiq Micro, Inc.
- Stephen James Sheafor
- G05 - CONTROLLING REGULATING
Information Patent Grant
Low power autonomous peripheral management
- Patent number 9,880,583
- Issue date Jan 30, 2018
- Ambiq Micro, Inc.
- Stephen James Sheafor
- G05 - CONTROLLING REGULATING
Information Patent Grant
Low power asynchronous counters in a synchronous system
- Patent number 9,772,648
- Issue date Sep 26, 2017
- Ambiq Micro, Inc.
- Stephen James Sheafor
- G05 - CONTROLLING REGULATING
Information Patent Grant
Peripheral clock management
- Patent number 9,703,313
- Issue date Jul 11, 2017
- Ambiq Micro, Inc.
- Stephen James Sheafor
- G05 - CONTROLLING REGULATING
Information Patent Grant
Method and apparatus for low jitter distributed clock calibration
- Patent number 8,924,765
- Issue date Dec 30, 2014
- Ambiq Micro, Inc.
- Stephen Sheafor
- G05 - CONTROLLING REGULATING
Information Patent Grant
Reduced EMI device and method thereof
- Patent number 7,386,028
- Issue date Jun 10, 2008
- VizionWare, Inc.
- Kenneth W. Egan
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Synchronous latching bus arrangement for interfacing discrete and/o...
- Patent number 6,493,407
- Issue date Dec 10, 2002
- Fusion MicroMedia Corporation
- Stephen James Sheafor
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Module based address translation arrangement and transaction offloa...
- Patent number 6,473,813
- Issue date Oct 29, 2002
- Sitera, Inc.
- Stephen J. Sheafor
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Bus arrangements for interconnection of discrete and/or integrated...
- Patent number 6,321,285
- Issue date Nov 20, 2001
- Fusion MicroMedia Corporation
- Stephen James Sheafor
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Priority allocation in a bus interconnected discrete and/or integra...
- Patent number 6,311,244
- Issue date Oct 30, 2001
- Fusion MicroMedia Corporation
- Stephen James Sheafor
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Linearly expandable self-routing crossbar switch
- Patent number 6,223,242
- Issue date Apr 24, 2001
- Sifera, Inc.
- Stephen J. Sheafor
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Priority allocation in a bus interconnected discrete and/or integra...
- Patent number 6,119,188
- Issue date Sep 12, 2000
- Fusion MicroMedia Corp.
- Stephen James Sheafor
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Bus arrangements for interconnection of discrete and/or integrated...
- Patent number 6,088,753
- Issue date Jul 11, 2000
- Fusion MicroMedia Corporation
- Stephen James Sheafor
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Bus arrangements for interconnection of discrete and/or integrated...
- Patent number 5,983,303
- Issue date Nov 9, 1999
- Fusion MicroMedia Corporation
- Stephen James Sheafor
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
Very Low Power Microcontroller System
- Publication number 20240012464
- Publication date Jan 11, 2024
- Ambiq Micro, Inc.
- Scott McLean Hanson
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
ENHANCED PERIPHERAL PROCESSING SYSTEM TO OPTIMIZE POWER CONSUMPTION
- Publication number 20230385214
- Publication date Nov 30, 2023
- Ambiq Micro, Inc.
- Stephen James SHEAFOR
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
FLEXIBLE AND LOW POWER CACHE MEMORY ARCHITECTURE
- Publication number 20230148253
- Publication date May 11, 2023
- Ambiq Micro, Inc.
- Daniel Martin Cermak
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Very Low Power Microcontroller System
- Publication number 20200257352
- Publication date Aug 13, 2020
- Ambiq Micro, Inc.
- Scott McLean Hanson
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SRAM with Error Correction in Retention Mode
- Publication number 20200227115
- Publication date Jul 16, 2020
- Ambiq Micro, Inc.
- Christophe J. Chevallier
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
LOW POWER AUTONOMOUS PERIPHERAL MANAGEMENT
- Publication number 20200159279
- Publication date May 21, 2020
- Ambiq Micro, Inc.
- Stephen James Sheafor
- G01 - MEASURING TESTING
Information Patent Application
SRAM with Error Correction in Retention Mode
- Publication number 20190259450
- Publication date Aug 22, 2019
- Ambiq Micro, Inc.
- Christophe J. Chevallier
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Very Low Power Microcontroller System
- Publication number 20190079574
- Publication date Mar 14, 2019
- Ambiq Micro, Inc.
- Scott McLean Hanson
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Very Low Power Microcontroller System
- Publication number 20190079573
- Publication date Mar 14, 2019
- Ambiq Micro, Inc.
- Scott McLean Hanson
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Very Low Power Microcontroller System
- Publication number 20190079575
- Publication date Mar 14, 2019
- Ambiq Micro, Inc.
- Scott McLean Hanson
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SRAM with Error Correction in Retention Mode
- Publication number 20190074056
- Publication date Mar 7, 2019
- Ambiq Micro, Inc.
- Christophe J. Chevallier
- G11 - INFORMATION STORAGE
Information Patent Application
Counter/Timer Array For Generation Of Complex Patterns Independent...
- Publication number 20190050019
- Publication date Feb 14, 2019
- Ambiq Micro, Inc.
- Stephen James Sheafor
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
LOW POWER AUTONOMOUS PERIPHERAL MANAGEMENT
- Publication number 20180150099
- Publication date May 31, 2018
- Ambiq Micro, Inc.
- Stephen James Sheafor
- G05 - CONTROLLING REGULATING
Information Patent Application
Low Power Automatic Calibration Method for High Frequency Oscillators
- Publication number 20160112052
- Publication date Apr 21, 2016
- Ambiq Micro, Inc.
- Stephen James Sheafor
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Low Power Autonomous Peripheral Management
- Publication number 20160110299
- Publication date Apr 21, 2016
- Ambiq Micro, Inc.
- Stephen James Sheafor
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Peripheral Clock Management
- Publication number 20160109898
- Publication date Apr 21, 2016
- Ambiq Micro, Inc.
- Stephen James Sheafor
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Low Power Asynchronous Counters in a Synchronous System
- Publication number 20160109901
- Publication date Apr 21, 2016
- Ambiq Micro, Inc.
- Stephen James Sheafor
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Method and Apparatus for Monitoring Energy Consumption
- Publication number 20160109494
- Publication date Apr 21, 2016
- Ambiq Micro, Inc.
- Scott Hanson
- G01 - MEASURING TESTING
Information Patent Application
METHOD AND APPARATUS FOR LOW JITTER DISTRIBUTED CLOCK CALIBRATION
- Publication number 20130002314
- Publication date Jan 3, 2013
- Ambiq Micro, Inc.
- Stephen Sheafor
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DATA TRANSACTION DIRECTION DETECTION IN AN ADAPTIVE TWO-WIRE BUS
- Publication number 20080246626
- Publication date Oct 9, 2008
- VIZIONWARE, INC.
- Stephen J. Sheafor
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
CLOCK STRETCHING IN AN ADAPTIVE TWO-WIRE BUS
- Publication number 20080247414
- Publication date Oct 9, 2008
- VIZIONWARE, INC.
- Stephen J. Sheafor
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
CLOCK MODE DETECTION IN AN ADAPTIVE TWO-WIRE BUS
- Publication number 20080250170
- Publication date Oct 9, 2008
- VIZIONWARE, INC.
- Stephen J. Sheafor
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
CABLE ASSEMBLY HAVING AN ADAPTIVE TWO-WIRE BUS
- Publication number 20080250175
- Publication date Oct 9, 2008
- VIZIONWARE, INC.
- Stephen J. Sheafor
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
ADAPTIVE TWO-WIRE BUS
- Publication number 20080250184
- Publication date Oct 9, 2008
- VIZIONWARE, INC.
- Stephen J. Sheafor
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
REDUCED EMI DEVICE AND METHOD THEREOF
- Publication number 20080198945
- Publication date Aug 21, 2008
- VIZIONWARE, INC.
- Kenneth W. Egan
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Bidirectional active signal management in cables and other intercon...
- Publication number 20070206642
- Publication date Sep 6, 2007
- X-EMI, Inc.
- Kenneth W. Egan
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Skew management in cables and other interconnects
- Publication number 20070206643
- Publication date Sep 6, 2007
- X-EMI, Inc.
- Kenneth W. Egan
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Active signal management in cables and other interconnects
- Publication number 20070206640
- Publication date Sep 6, 2007
- X-EMI, Inc.
- Kenneth W. Egan
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Method and apparatus for conversion between quasi differential sign...
- Publication number 20070103204
- Publication date May 10, 2007
- X-EMI, Inc.
- Kenneth W. Egan
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Reduced EMI using multiple noise sources
- Publication number 20050105592
- Publication date May 19, 2005
- XEMI, Inc.
- Kenneth W. Egan
- G06 - COMPUTING CALCULATING COUNTING

Stephen J. Sheafor

Person

Patents Grantslast 30 patents

Very low power microcontroller system

Enhanced peripheral processing system to optimize power consumption

SRAM with error correction in retention mode

Very low power microcontroller system

Very low power microcontroller system

Very low power microcontroller system

SRAM with error correction in retention mode

Low power autonomous peripheral management

Method and apparatus for monitoring energy consumption

Counter/timer array for generation of complex patterns independent...

SRAM with error correction in retention mode

SRAM with error correction in retention mode

Low power automatic calibration method for high frequency oscillators

Low power autonomous peripheral management

Low power asynchronous counters in a synchronous system

Peripheral clock management

Method and apparatus for low jitter distributed clock calibration

Reduced EMI device and method thereof

Synchronous latching bus arrangement for interfacing discrete and/o...

Module based address translation arrangement and transaction offloa...

Bus arrangements for interconnection of discrete and/or integrated...

Priority allocation in a bus interconnected discrete and/or integra...

Linearly expandable self-routing crossbar switch

Priority allocation in a bus interconnected discrete and/or integra...

Bus arrangements for interconnection of discrete and/or integrated...

Bus arrangements for interconnection of discrete and/or integrated...

Patents Applicationslast 30 patents

Very Low Power Microcontroller System

ENHANCED PERIPHERAL PROCESSING SYSTEM TO OPTIMIZE POWER CONSUMPTION

FLEXIBLE AND LOW POWER CACHE MEMORY ARCHITECTURE

Very Low Power Microcontroller System

SRAM with Error Correction in Retention Mode

LOW POWER AUTONOMOUS PERIPHERAL MANAGEMENT

SRAM with Error Correction in Retention Mode

Very Low Power Microcontroller System

Very Low Power Microcontroller System

Very Low Power Microcontroller System

SRAM with Error Correction in Retention Mode

Counter/Timer Array For Generation Of Complex Patterns Independent...

LOW POWER AUTONOMOUS PERIPHERAL MANAGEMENT

Low Power Automatic Calibration Method for High Frequency Oscillators

Low Power Autonomous Peripheral Management

Peripheral Clock Management

Low Power Asynchronous Counters in a Synchronous System

Method and Apparatus for Monitoring Energy Consumption

METHOD AND APPARATUS FOR LOW JITTER DISTRIBUTED CLOCK CALIBRATION

DATA TRANSACTION DIRECTION DETECTION IN AN ADAPTIVE TWO-WIRE BUS

CLOCK STRETCHING IN AN ADAPTIVE TWO-WIRE BUS

CLOCK MODE DETECTION IN AN ADAPTIVE TWO-WIRE BUS

CABLE ASSEMBLY HAVING AN ADAPTIVE TWO-WIRE BUS

ADAPTIVE TWO-WIRE BUS

REDUCED EMI DEVICE AND METHOD THEREOF

Bidirectional active signal management in cables and other intercon...

Skew management in cables and other interconnects

Active signal management in cables and other interconnects

Method and apparatus for conversion between quasi differential sign...

Reduced EMI using multiple noise sources