Writing system with camera
First Claim
2-1. The writing system as recited in claim 1 wherein said microcontroller includes an input for indicating a start and a finish of said two dimensional line path as a beginning and ending of writing.
1 Assignment
0 Petitions
Accused Products
Abstract
A Micro Inertial Measurement Unit (IMU) which is based on MEMS accelerometers and gyro sensors is developed for real-time recognition of human hand motions, especially as used in the context of writing on a surface. Motion is recorded by a motion/acceleration sensor, which may be a combination of a rate rate gyro and an accelerometer, and possibly in combination with a video camera set to detect markers located on a board, with the camera utilizable to detect lines and markers and to determine the proximity of the white board. The immediate advantage is the facilitation of a digital interface with both PC and mobile computing devices and perhaps to enable wireless sensing.
-
Citations
14 Claims
-
2-1. The writing system as recited in claim 1 wherein said microcontroller includes an input for indicating a start and a finish of said two dimensional line path as a beginning and ending of writing.
Specification