Patent ID: 11895360
Assignee: HISENSE VISUAL TECHNOLOGY CO., LTD.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H | IPC H

Claim 4:
5. A method for waking up an audio device connected with a display apparatus, comprising:
while the display apparatus is in a standby state, in response to a power start command input from a user, controlling the display apparatus to enter a power-on state from the standby state;
in response to determining that there is an audio device among a plurality of external devices connected with the display apparatus via HDMI interfaces, controlling the audio device to enter the power-on state first, and then controlling other external devices among the plurality of external devices except for the audio device to enter the power-on state; wherein the audio device is determined by a logical address allocated to an external device;
obtaining device-related information of the audio device, and sending a waking-up instruction to the audio device to cause the audio device to enter the power-on state;
obtaining device-related information of the other external devices among the plurality of external devices, and sending a waking-up instruction to each of the other external devices to cause each of the other external devices to enter the power-on state;
determining whether a logical address of a first external device is a logical address for an audio device;
in response to the logical address of the first external device being the logical address for the audio device, placing the logical address of the first external device into a first list;
in response to the logical address of the first external device being not the logical address for the audio device, placing the logical address of the first external device into a second list;
checking whether there is a second audio device in the first list before checking the second list; and
in response to that there is a second audio device in the first list, first collecting device-related information of the second audio device according to the logical address of the second audio device in the first list before checking the second list.