# US 12,114,077 B2 · Extended scene view

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- Number: US 12,114,077 B2
- Document ID: US12114077B2
- Status: Granted
- Kind: B2
- Application number: 18/332,007
- Filed: 2023-06-09
- Published: 2023-12-07
- Granted: 2024-10-08
- Earliest claimed: 2017-08-10
- Assignees: Nagravision S.A.
- Applicants: Nagravision S.A.
- Inventors: Bertrand Wendling
- Web page: https://patentgrep.com/patent/US12114077B2

## CPC

- H04N 23/698: for achieving an enlarged field of view, e.g. panoramic image capture
- G06T 3/067: Reshaping or unfolding three-dimensional [3D] tree structures onto two-dimensional [2D] planes
- G06T 3/4038: Image mosaicing, e.g. composing plane images from plane sub-images
- H04N 21/4341: {Demultiplexing of audio and video streams}
- H04N 21/44016: {involving splicing one content stream with another content stream, e.g. for substituting a video clip}
- H04N 21/4728: for selecting a Region Of Interest [ROI], e.g. for requesting a higher resolution version of a selected region
- H04N 21/2368: Multiplexing of audio and video streams
- H04N: PICTORIAL COMMUNICATION, e.g. TELEVISION
- G06T: IMAGE DATA PROCESSING OR GENERATION, IN GENERAL

## Abstract

The disclosure provide methods and content consumption devices that enable a scene, for example a 360° scene, that is larger (i.e. has more pixels in at least one dimension) than a display format of the content consumption device to be displayed. Constituent scene views are received individually by the content consumption device, for example as broadcasts, and are combined, for example stitched together, at the content consumption device to output a part of the scene that fits in the display format. The part of the scene (and hence the required constituent streams) to be displayed are determined by a signal, for example a navigational input from a user, enabling the user to navigate in the scene.

## Claims

### Claim 1

A method of processing video streams at a content consumption device, the method comprising:
generating a plurality of video streams, each video stream of the plurality of video streams corresponding to a respective field of view of a scene, wherein the plurality of video streams are combinable into a combined stream corresponding to a field of view of the scene;
receiving an indication of an output portion of the scene to be output by the content consumption device, wherein the output portion corresponds to a reduced field of view, the reduced field of view being smaller than the field of view corresponding to the combined stream;
selecting two or more separate video streams of the plurality of video streams for an output video stream corresponding to the output portion, the output video stream corresponding to the reduced field of view; and
sending the output video stream to a content consumption device.

### Claim 2 (depends on 1)

The method of claim 1, wherein the reduced field of view fits in a display format for the content consumption device.

### Claim 3 (depends on 1)

The method of claim 1, wherein the two or more separate video streams correspond to a respective overlapping portion of the scene, wherein each overlapping portion overlaps the output portion.

### Claim 4 (depends on 1)

The method of claim 1, wherein the two or more separate video streams are broadcast.

### Claim 5 (depends on 1)

The method of claim 1, wherein selecting the two or more separate video streams comprises receiving a respective broadcast of each of the two or more separate video streams.

### Claim 6 (depends on 1)

The method of claim 1, wherein at least one of the plurality of video streams is broadcast on a first broadcast channel and at least one other of the plurality of video streams is broadcast on a second broadcast channel different from the first broadcast channel.

### Claim 7 (depends on 1)

The method of claim 1, wherein the indication of the output portion comprises a signal received from the content consumption device.

### Claim 8 (depends on 1)

The method of claim 1, further comprising:
receiving data identifying the plurality of video streams as related to the scene; and
identifying one or more adjacent video streams adjacent in the scene to each video stream of the plurality of video streams.

### Claim 9 (depends on 8)

The method of claim 8, further comprising selecting the two or more separate video streams based on identifying the one or more adjacent video streams.

### Claim 10 (depends on 8)

The method of claim 8, wherein the data is embedded in each video stream of the plurality of video streams.

### Claim 11

A device processing video streams at a content consumption device, the device comprising:
a memory configured to store video data associated with one or more video streams; and
a processor configured to:
generate a plurality of video streams, each video stream of the plurality of video streams corresponding to a respective field of view of a scene, wherein the plurality of video streams are combinable into a combined stream corresponding to a field of view of the scene;
obtain an indication of an output portion of the scene to be output by the content consumption device, wherein the output portion corresponds to a reduced field of view, the reduced field of view being smaller than the field of view corresponding to the combined stream;
select two or more separate video streams of the plurality of video streams for an output video stream corresponding to the output portion, the output video stream corresponding to the reduced field of view; and
send the output video stream to a content consumption device.

### Claim 12 (depends on 11)

The device of claim 11, wherein the reduced field of view fits in a display format for the content consumption device.

### Claim 13 (depends on 11)

The device of claim 11, wherein the two or more separate video streams correspond to a respective overlapping portion of the scene, wherein each overlapping portion overlaps the output portion.

### Claim 14 (depends on 11)

The device of claim 11, wherein the two or more separate video streams are broadcast.

### Claim 15 (depends on 11)

The device of claim 11, wherein, to select the two or more separate video streams, the processor is configured to obtain a respective broadcast of each of the two or more separate video streams.

### Claim 16 (depends on 11)

The device of claim 11, wherein at least one of the plurality of video streams is broadcast on a first broadcast channel and at least one other of the plurality of video streams is broadcast on a second broadcast channel different from the first broadcast channel.

### Claim 17 (depends on 11)

The device of claim 11, wherein the indication of the output portion comprises a signal received from the content consumption device.

### Claim 18 (depends on 11)

The device of claim 11, wherein the processor is configured to:
obtain data identifying the plurality of video streams as related to the scene; and
identify, based on the data, one or more adjacent video streams adjacent in the scene to each video stream of the plurality of video streams.

### Claim 19 (depends on 18)

The device of claim 18, wherein the processor is configured to select the two or more separate video streams based on identifying the one or more adjacent video streams.

### Claim 20 (depends on 18)

The device of claim 18, wherein the data is embedded in each video stream of the plurality of video streams.
