KR100909885B1 - 화상 데이터의 원본 확인이 가능한 촬상 장치 및 촬상 방법 - Google Patents
화상 데이터의 원본 확인이 가능한 촬상 장치 및 촬상 방법 Download PDFInfo
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- KR100909885B1 KR100909885B1 KR1020070124802A KR20070124802A KR100909885B1 KR 100909885 B1 KR100909885 B1 KR 100909885B1 KR 1020070124802 A KR1020070124802 A KR 1020070124802A KR 20070124802 A KR20070124802 A KR 20070124802A KR 100909885 B1 KR100909885 B1 KR 100909885B1
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- image data
- digital
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- digital image
- stored
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/44—Secrecy systems
- H04N1/4406—Restricting access, e.g. according to user identity
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
- H04N1/32101—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title
- H04N1/32128—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title attached to the image data, e.g. file header, transmitted message header, information on the same page or in the same computer file as the image
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
- H04N1/32101—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title
- H04N1/32144—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title embedded in the image data, i.e. enclosed or integrated in the image, e.g. watermark, super-imposed logo or stamp
- H04N1/32149—Methods relating to embedding, encoding, decoding, detection or retrieval operations
- H04N1/32267—Methods relating to embedding, encoding, decoding, detection or retrieval operations combined with processing of the image
- H04N1/32272—Encryption or ciphering
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
- H04N1/32101—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title
- H04N1/32144—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title embedded in the image data, i.e. enclosed or integrated in the image, e.g. watermark, super-imposed logo or stamp
- H04N1/32149—Methods relating to embedding, encoding, decoding, detection or retrieval operations
- H04N1/32267—Methods relating to embedding, encoding, decoding, detection or retrieval operations combined with processing of the image
- H04N1/32283—Hashing
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
- H04N2201/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
- H04N2201/3201—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title
- H04N2201/3225—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title of data relating to an image, a page or a document
- H04N2201/3233—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title of data relating to an image, a page or a document of authentication information, e.g. digital signature, watermark
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
- H04N2201/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
- H04N2201/3201—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title
- H04N2201/3225—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title of data relating to an image, a page or a document
- H04N2201/3233—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title of data relating to an image, a page or a document of authentication information, e.g. digital signature, watermark
- H04N2201/3236—Details of authentication information generation
- H04N2201/3238—Details of authentication information generation using a coded or compressed version of the image data itself
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- General Engineering & Computer Science (AREA)
- Studio Devices (AREA)
Abstract
Description
Claims (7)
- 삭제
- 입사된 광을 디지털 신호로 변환하는 촬영 소자,상기 디지털 신호를 디지털 화상 데이터로서 저장하는 기억 장치,외부 장치와 통신을 행하는 데이터 통신 장치, 및상기 촬영 소자에서의 디지털 신호를 기억 장치에 저장하도록 제어하고, 상기 기억 장치에 저장된 디지털 화상 데이터를 상기 데이터 통신 장치를 통해 외부 장치와 통신하도록 제어하는 프로세서를 포함하는 디지털 카메라에 있어서,상기 프로세서와 상기 기억 장치 사이에 MAC 생성기를 더 포함하며, 상기 MAC 생성기는 각 디지털 화상 데이터에 대응하는 위조 불가능한 암호화된 MAC를 생성하여 상기 기억 장치에 저장하는, 원본 확인이 가능한 촬상 장치.
- 삭제
- 삭제
- 삭제
- 입사된 광을 디지털 신호로 변환하여 디지털 화상 데이터를 생성하는 단계;상기 디지털 화상 데이터에 대응하는 고유의 MAC를 생성하는 단계;상기 디지털 화상 데이터 및 상기 MAC를 저장하는 단계를 포함하며,상기 MAC는 외부에서 추출 불가능한 키에 의하여 암호화되는, 원본 확인이 가능한 촬상 방법.
- 청구항 6에 있어서, 상기 MAC는 상기 디지털 화상 데이터와 일체로서 저장되는, 원본 확인이 가능한 촬상 방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020070124802A KR100909885B1 (ko) | 2007-12-04 | 2007-12-04 | 화상 데이터의 원본 확인이 가능한 촬상 장치 및 촬상 방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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KR1020070124802A KR100909885B1 (ko) | 2007-12-04 | 2007-12-04 | 화상 데이터의 원본 확인이 가능한 촬상 장치 및 촬상 방법 |
Publications (2)
Publication Number | Publication Date |
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KR20090058148A KR20090058148A (ko) | 2009-06-09 |
KR100909885B1 true KR100909885B1 (ko) | 2009-07-30 |
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KR1020070124802A KR100909885B1 (ko) | 2007-12-04 | 2007-12-04 | 화상 데이터의 원본 확인이 가능한 촬상 장치 및 촬상 방법 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11228438B2 (en) | 2017-09-28 | 2022-01-18 | Samsung Electronics Co., Ltd. | Security device for providing security function for image, camera device including the same, and system on chip for controlling the camera device |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006013776A (ja) * | 2004-06-24 | 2006-01-12 | Ricoh Co Ltd | 画像記録装置、デジタルカメラ及び画像再生装置 |
JP2006094536A (ja) * | 2005-09-30 | 2006-04-06 | Casio Comput Co Ltd | 電子スチルカメラ |
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- 2007-12-04 KR KR1020070124802A patent/KR100909885B1/ko active IP Right Grant
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006013776A (ja) * | 2004-06-24 | 2006-01-12 | Ricoh Co Ltd | 画像記録装置、デジタルカメラ及び画像再生装置 |
JP2006094536A (ja) * | 2005-09-30 | 2006-04-06 | Casio Comput Co Ltd | 電子スチルカメラ |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11228438B2 (en) | 2017-09-28 | 2022-01-18 | Samsung Electronics Co., Ltd. | Security device for providing security function for image, camera device including the same, and system on chip for controlling the camera device |
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KR20090058148A (ko) | 2009-06-09 |
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