Invention Grant
- Patent Title: Video recording method and video recording apparatus
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Application No.: US16892033Application Date: 2020-06-03
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Publication No.: US11122327B2Publication Date: 2021-09-14
- Inventor: Chiranjib Chakraborty , Huamin Luo , Zhitao Wang , Ning Li
- Applicant: HUAWEI TECHNOLOGIES CO., LTD.
- Applicant Address: CN Guangdong
- Assignee: HUAWEI TECHNOLOGIES CO., LTD.
- Current Assignee: HUAWEI TECHNOLOGIES CO., LTD.
- Current Assignee Address: CN Guangdong
- Agency: Fish & Richardson P.C.
- Priority: CN201711490252.7 20171229
- Main IPC: H04N9/80
- IPC: H04N9/80 ; H04N21/434 ; H04N21/2347 ; H04N21/4147 ; H04N21/433

Abstract:
This application discloses a video recording apparatus and a video recording method. The video recording apparatus includes a first demultiplexer, configured to: separate program information, audio data, and video data from a transport stream; a marker, configured to: mark the separated audio data and the separated video data, and transmit a mixed stream to an encryption processor, where the mixed stream includes the program information, the marked audio data, and the marked video data; and the encryption processor, configured to: identify the marked audio data and the marked video data in the mixed stream, encrypt the identified audio data and the identified video data to obtain encrypted audio data and encrypted video data, and transmit the encrypted audio data, the encrypted video data, and the program information to a memory in a rich execution environment REE for storage, so as to implement video recording.
Public/Granted literature
- US20200296447A1 Video Recording Method And Video Recording Apparatus Public/Granted day:2020-09-17
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