Controlling detectability or arrangements to facilitate detection or retrieval of the embedded

Official title: {Controlling detectability or arrangements to facilitate detection or retrieval of the embedded information, e.g. using markers (for decoding, detection or retrieval operations H04N1/32149 and subgroups take precedence)}

H04N1/32352 (Controlling detectability or arrangements to facilitate detection or retrieval of the embedded) appears on 510 US grants and 485 published applications in this corpus.