Patent ID: 11937017
Assignee: nan
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H  G | IPC G  H

Claim 0:
1. A recording system comprising:
a camera; and
a processor programmed to:
record image data received from the camera into a memory;
in response to a first trigger signal, write-protect in the memory, a first portion of the image data corresponding to a length of time prior to the first trigger signal, wherein the first portion of the image data occupies a portion of the at least one memory that is less than the entirety of the at least one memory; and
continue to record the image data into the memory while the first portion of the image data is being write-protected;
in response to a second trigger signal, write-protect a second portion of the image data in the memory wherein the second portion occupies less than the remaining entirety of the memory not designated for write-protecting and corresponds to a length of time prior to the second trigger signal; and
upon reaching at least one of the first portion and the second portion while continuing to record the image data in the memory, excluding from overwriting the at least one of the first portion and second portion.