Patent ID: 11910178
Assignee: GOERTEK INC.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H  G | IPC G  H

Claim 9:
10. A directional display device of audio equipment, wherein the audio equipment comprises a camera module and a display screen that is circumferentially located on sides of the audio equipment, the display screen is rotatable relative to the audio equipment, and the device comprises:
a detecting unit for activating the camera module for panoramic shooting to detect a user position in response to an activation signal acquired;
a judging unit for determining whether the display screen is in half screen display mode according to a relationship between the user position and a center position of the audio equipment; and
a calculating and adjusting unit for, when it is determined that the display screen is in half screen display mode, determining a compensation angle of a display direction of a half screen display area relative to the user position, and adjusting the display direction of the half screen display area so that the compensation angle is zero,
wherein the display direction includes a direction of display position indicated by a first connection line between the center position of the audio equipment and an arc center position of the half screen display area, wherein the center position of the audio equipment is located on a space central vertical line of the audio equipment,
wherein activating the camera module for panoramic shooting to detect the user position comprises:
continuously taking pictures using the camera module to acquire panoramic images centered on the center position of the audio equipment;
determining a target in the panoramic image as a detected user according to position changes of the target relative to a background in the panoramic images at different moments; and
determining the user position relative to a circumference of the display screen according to the user position in the panoramic image and a preset relationship between a length of the panoramic image and a perimeter of the circumference of the display screen.