US 12,407,935 B1
Panoramic image apparatus, method for calibrating panoramic image and computer-readable medium
Che-Hui Chen, New Taipei (TW)
Assigned to AmTRAN TECHNOLOGY Co., Ltd., New Taipei (TW)
Filed by AmTRAN TECHNOLOGY Co., Ltd., New Taipei (TW)
Filed on Oct. 21, 2024, as Appl. No. 18/922,221.
Claims priority of application No. 113118717 (TW), filed on May 21, 2024.
Int. Cl. H04N 23/698 (2023.01); G06T 7/80 (2017.01)
CPC H04N 23/698 (2023.01) [G06T 7/80 (2017.01)] 11 Claims
OG exemplary drawing
 
1. A panoramic image apparatus comprising:
a calibration plate having a calibration pattern and configured to be placed along a vertical direction;
a panoramic camera adapted to capture toward a space comprising the calibration plate, and configured to capture in the vertical direction to capture a panoramic image comprising a calibration pattern image corresponding to the calibration pattern; and
a controller electrically connected to the panoramic camera, wherein the controller is configured to calibrate the panoramic image according to the calibration pattern and a change of the calibration pattern image in the vertical direction at an edge of an image to provide a calibrated panoramic image;
wherein the controller is configured to unfold a center of the panoramic image to capture an unfolded panoramic image, then capture the calibrated panoramic image according to the unfolded panoramic image and a trend line.