Patent ID: 11942111
Assignee: WESTERN DIGITAL TECHNOLOGIES, INC.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 0:
1. A data storage device comprising:
a memory; and
a controller configured to:
receive first video data;
store the first video data in the memory at a first quality level;
after expiration of a first time period:
read the first video data from the memory;
re-encode the first video data at a second quality level, wherein the second quality level is lower than the first quality level; and
store the first video data re-encoded at the second quality level in the memory;

receive second video data;
store the second video data in the memory at the first quality level; and
after expiration of a second time period:
read the first video data from the memory;
re-encode the first video data at a third quality level, wherein the third quality level is lower than the second quality level;
store the first video data re-encoded at the third quality level in the memory;
read the second video data from the memory;
re-encode the second video data at the second quality level; and
store the second video data re-encoded at the second quality level in the memory.