Sensor mapping to a global coordinate system using a marker grid

SA Mirza, SB Krishnamurthy, C Maung - US Patent 10,769,451, 2020 - Google Patents
An object tracking system includes a sensor and a tracking system. The sensor is configured
to capture a first frame of a global plane for at least a portion of a marker grid in a space. The …

Food detection using a sensor array

SV Datar, SB Krishnamurthy, SA Mirza - US Patent 12,062,191, 2024 - Google Patents
An object tracking system that includes a sensor that is configured to capture frames of at
least a portion of a global plane for a space. The system is configured to receive a first frame …

Mapping wireless weight sensor array for item detection and identification

F Mirza, K Dalal, RJ Jones, SA Mirza - US Patent 11,501,454, 2022 - Google Patents
US11501454B2 - Mapping wireless weight sensor array for item detection and identification -
Google Patents US11501454B2 - Mapping wireless weight sensor array for item detection and …

Adaptive item counting algorithm for weight sensor using sensitivity analysis of the weight sensor

X Wang, F Mirza, SA Mirza - US Patent 11,450,011, 2022 - Google Patents
A system includes a weight sensor and a weight server. The weight sensor generates a
signal indicative of a weight of at least one of an item. The weight server detects an event …

Event trigger based on region-of-interest near hand-shelf interaction

SV Datar, SB Krishnamurthy, SA Mirza - US Patent 11,003,918, 2021 - Google Patents
An image sensor is positioned such that a field-of-view of the image sensor encompasses at
least a portion of a rack storing items. The image sensor generates angled-view images of …

Detection of object removal and replacement from a shelf

SV Datar, SB Krishnamurthy, SA Mirza - US Patent 11,113,541, 2021 - Google Patents
An image sensor is positioned such that a field-of-view of the image sensor encompasses at
least a portion of a rack storing items. The image sensor generates angled-view images of …

System and method for providing machine-generated tickets to facilitate tracking

SA Mirza - US Patent 11,023,740, 2021 - Google Patents
A tracking system includes a set of cameras, a kiosk, and a tracking server. The kiosk
receives a payment amount from a person. The tracking server extracts features of the …

System and method for position tracking using edge computing

JA Crain, SB Krishnamurthy, K Dalal… - US Patent 11,587,243, 2023 - Google Patents
2021-03-17 Assigned to 7-ELEVEN, INC. reassignment 7-ELEVEN, INC. ASSIGNMENT OF
ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: CRAIN, JON …

Object detection based on wrist-area region-of-interest

SV Datar, SB Krishnamurthy, SA Mirza - US Patent 11,403,852, 2022 - Google Patents
An image sensor is positioned such that a field-of-view of the image sensor encompasses at
least a portion of a rack storing items. The image sensor generates angled-view images of …

Draw wire encoder based homography

K Dalal, SB Krishnamurthy, SA Mirza - US Patent 11,023,741, 2021 - Google Patents
A sensor calibration system configured to receive a first frame of one or more markers on a
repositionable platform at a first location within a space from a sensor. The system is further …