Title:
データ埋め込み装置,データ取り出し装置
Document Type and Number:
Japanese Patent JP4225752
Kind Code:
B2
Abstract:
A data embedding device (1) includes a dynamic image storage unit (4) storing inter-frame prediction coded dynamic image data, an embedding data storage unit (6) storing embedding data that is embedded into the inter-frame prediction coded dynamic image data, and an embedding unit (8) embedding the embedding data into a rounding direction flag contained per frame data in the inter-frame prediction coded dynamic image data.
Inventors:
Kimihiko Kazui
Akira Nakagawa
Eri Morimatsu
Akira Nakagawa
Eri Morimatsu
Application Number:
JP2002235470A
Publication Date:
February 18, 2009
Filing Date:
August 13, 2002
Export Citation:
Assignee:
富士通株式会社
International Classes:
H04N19/50; G06T1/00; H03M7/36; H04N7/08; H04N7/081; H04N19/423; H04N19/503; H04N19/523; H04N19/593; H04N19/61; H04N19/625; H04N19/70; H04N19/85
Domestic Patent References:
| JP2000513167A | ||||
| JP2001169297A |
Attorney, Agent or Firm:
Tsutomu Toyama
Hidemi Matsukura
Hidemi Matsukura