H | ELECTRICITY |
04 | ELECTRIC COMMUNICATION TECHNIQUE |
N | PICTORIAL COMMUNICATION, e.g. TELEVISION |
1 | Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof |
32 | Circuits or arrangements for control or supervision between transmitter and receiver ; or between image input and image output device |
32101 | Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title |
32144 | embedded in the image data, i.e. enclosed or integrated in the image, e.g. watermark, super-imposed logo or stamp |
32149 | Methods relating to embedding, encoding, decoding, detection or retrieval operations |
32288 | Multiple embedding, e.g. cocktail embedding, or redundant embedding, e.g. repeating the additional information at a plurality of locations in the image |
32304 | Embedding different sets of additional information |