# US 12,120,380 B2 · Transmission apparatus, transmission method, encoding apparatus, encoding method, reception apparatus, and reception method > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 12,120,380 B2 - Document ID: US12120380B2 - Status: Granted - Kind: B2 - Application number: 18/511,650 - Filed: 2023-11-16 - Published: 2024-05-16 - Granted: 2024-10-15 - Earliest claimed: 2018-12-28 - Assignees: Sony Group Corporation - Applicants: Sony Group Corporation - Inventors: Ikuo Tsukagoshi - Web page: https://patentgrep.com/patent/US12120380B2 ## CPC - H04N 21/23614: {Multiplexing of additional data and video streams (arrangements for simultaneous broadcast of plural pieces of information H04H20/28)} - H04N 21/432: Content retrieval operation from a local storage medium, e.g. hard-disk {(details of retrieval of video data and associated meta data in video databases G06F16/739)} - H04N 21/4345: {Extraction or processing of SI, e.g. extracting service information from an MPEG stream} - H04N 21/4348: {Demultiplexing of additional data and video streams} - H04N 21/8133: {specifically related to the content, e.g. biography of the actors in a movie, detailed information about an article seen in a video programme} - H04N: PICTORIAL COMMUNICATION, e.g. TELEVISION ## Abstract A transmission apparatus includes a transmission unit. The transmission unit transmits a packet including divided image data as payload data, the divided image data being obtained by dividing image data having a predetermined frame frequency into a predetermined number of frames, the image data having the predetermined frame frequency being subjected to mixing processing for each frame, image data of a previous frame and/or a subsequent frame being selectively used in the mixing processing, and further transmits metadata including information regarding the mixing processing in association with image data of each frame. ## Claims ### Claim 1 An image processing apparatus comprising: an electronic processor; and a memory including instructions that, when executed by the electronic processor, cause the electronic processor to perform a set of operations including generating output image data having a first predetermined frame frequency from input image data having a second predetermined frame frequency by applying mixing processing for each frame of the input image data and at least one of a previous frame or a subsequent frame of the input image data, and associating metadata including information regarding the mixing processing with the output image data, wherein the first predetermined frame frequency is less than or equal to the second predetermined frame frequency. ### Claim 2 (depends on 1) The image processing apparatus according to claim 1, wherein the information regarding the mixing processing includes information indicating whether image data of a corresponding frame is subjected to mixing processing. ### Claim 3 (depends on 1) The image processing apparatus according to claim 1, wherein the information regarding the mixing processing includes information of a camera shutter speed at capturing. ### Claim 4 (depends on 1) The image processing apparatus according to claim 1, wherein the information regarding the mixing processing includes information of a frame rate of a mixing processing target picture. ### Claim 5 (depends on 1) The image processing apparatus according to claim 1, wherein the information regarding the mixing processing includes information of a frame rate obtained after the mixing processing. ### Claim 6 (depends on 1) The image processing apparatus according to claim 1, wherein the information regarding the mixing processing includes information indicating a mixing processing target picture. ### Claim 7 (depends on 1) The image processing apparatus according to claim 1, wherein the information regarding the mixing processing includes information indicating a filter operation coefficient ratio at mixing. ### Claim 8 (depends on 1) The image processing apparatus according to claim 1, wherein the mixing processing includes a predetermined number of stages of the mixing processing. ### Claim 9 (depends on 1) The image processing apparatus according to claim 1, wherein the set of operations further includes transmitting a packet including the output image data as payload data, wherein the packet conforms to a format prescribed by a standard regarding video signal transmission using an internet protocol (IP) network. ### Claim 10 (depends on 9) The image processing apparatus according to claim 9, wherein the standard is SMPTE ST2022-6. ### Claim 11 (depends on 9) The image processing apparatus according to claim 9, wherein the standard is SMPTE ST2110-20. ### Claim 12 (depends on 1) The image processing apparatus according to claim 1, wherein the set of operations further includes performing the mixing processing. ### Claim 13 An encoding apparatus comprising: an electronic processor; and a memory including instructions that, when executed by the electronic processor, cause the electronic processor to perform a set of operations including receiving output image data having a first predetermined frame frequency, the output image data being generated by applying mixing processing for input image data having a second predetermined frame frequency, some frames of the input image data being subjected to the mixing processing and other frames of the input image data being not subjected to the mixing processing; receiving metadata including information regarding the mixing processing, the metadata being associated with each frame of the first image data, the information regarding the mixing processing including information indicating whether a corresponding frame of the first image data is subjected to mixing processing or not; and encoding, on a basis of the information regarding the mixing processing, among the each frame of the first image data, a frame subjected to the mixing processing as base layer image data, and a frame not subjected to the mixing processing as enhanced layer image data, wherein the first predetermined frame frequency is less than or equal to the second predetermined frame frequency. ### Claim 14 (depends on 13) The encoding apparatus according to claim 13, wherein the information regarding the mixing processing includes information of a camera shutter speed at capturing. ### Claim 15 (depends on 13) The encoding apparatus according to claim 13, wherein the information regarding the mixing processing includes information of a frame rate of a mixing processing target picture. ### Claim 16 (depends on 13) The encoding apparatus according to claim 13, wherein the information regarding the mixing processing includes information of a frame rate obtained after the mixing processing. ### Claim 17 An image processing apparatus comprising: an electronic processor; and a memory including instructions that, when executed by the electronic processor, causes the electronic processor to perform a set of operations including receiving first output image data having a first predetermined frame frequency, the first output image data being generated by applying mixing processing for each frame of input image data having a second predetermined frame frequency and at least one of a previous frame or a subsequent frame of the input image data; receiving metadata including information regarding the mixing processing, the metadata being associated with the first output image data; generating second output image data by performing inverse mixing processing on the first output image data having the first predetermined frame frequency on a basis of the information regarding the mixing processing, and wherein the first predetermined frame frequency is less than or equal to the second predetermined frame frequency. ### Claim 18 (depends on 17) The image processing apparatus according to claim 17, wherein the information regarding the mixing processing includes information of a camera shutter speed at capturing. ### Claim 19 (depends on 17) The image processing apparatus according to claim 17, wherein the information regarding the mixing processing includes information of a frame rate of a mixing processing target picture. ### Claim 20 (depends on 17) The image processing apparatus according to claim 17, wherein the information regarding the mixing processing includes information of a frame rate obtained after the mixing processing.