Patents

I am the inventor of more than 10 patents, below are some of those.


Augmented reality device to indicate a plan for tool usage (opens in a new tab)

Filed July 2023; Pending for Approval

An augmented reality (AR) device equipped with a camera, projector, and processor to assist in power tool operations. It identifies the tool and workpiece, then projects a visual guide on the workpiece, indicating where to perform the operation. This technology aims to enhance precision and efficiency in tasks requiring power tools by providing real-time, visual guidance directly on the workpiece.


Controlling movement of a robotic garden tool for docking purposes (opens in a new tab)

Filed March 2023; Pending for Approval

The patent describes a robotic garden tool designed to autonomously navigate towards a docking station. It employs a sensor to detect wireless signals from the docking station and an electronic processor to direct its movement. The processor guides the tool in a straight line towards the signal's source, adjusting its path based on signal strength changes to ensure continuous movement towards the docking station through predetermined maneuvers.


Generation of a cryptography key for a robotic garden tool (opens in a new tab)

Filed July 2023; Pending for Approval

A communication system for a robotic garden tool, involving an external device that generates a key pair: a private key for the tool and a public key for a server. The external device sends the private key to the tool and the public key to the server. The tool receives encrypted instructions from the server, decrypts them using the private key, and operates based on the decrypted instructions.


Creation of a virtual boundary for a robotic garden tool (opens in a new tab)

Filed April 2023; Pending for Approval

The system involves a robotic garden tool and an external device, where the tool receives satellite signals, acting as a stationary base station, and sends calibration data to the external device. This device, while moving across an area, uses these signals and data to create a virtual boundary through waypoints, outlining an operational perimeter.


Robotic tool with boundary wire sensors (opens in a new tab)

Filed April 2023; Pending for Approval

A robotic garden tool, equipped with wheels, a working tool, and a dual-axis sensor set, uses the sensors to detect an electromagnetic field from a boundary wire. A controller analyzes signals from these sensors to ascertain the tool's position relative to the boundary, guiding its navigation.


Creation of a virtual boundary for a robotic garden tool (opens in a new tab)

Filed April 2023; Pending for Approval

The patent describe a communication system utilizes a robotic garden tool's electronic processor to track its relative distances to a moving object and its own locations within an operating area. It then creates a virtual boundary by correlating these distances with the tool's specific locations at the time of measurement.


Blockchain for authentication of batteries, accessories, and power tools (opens in a new tab)

Filed July 2023; Pending for Approval

The system pairs a power tool with a battery pack, using blockchain for authentication. The power tool sends both its own and the battery pack's information to the blockchain network for validation. Based on the received blockchain authentication message, which confirms the information's validity, the tool's electronic processor determines whether to activate the tool.


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© Eddie Li.