# US 2019/0174186 A1 · Resource management for video streaming with inattentive user > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2019/0174186 A1 - Document ID: US20190174186A1 - Status: Published application - Kind: A1 - Application number: 16/238,129 - Filed: 2019-01-02 - Published: 2019-06-06 - Earliest claimed: 2017-12-04 - Assignees: AT&T Intellectual Property I, L.P. - Applicants: AT&T Intellectual Property I, L.P. - Inventors: Shuai Hao; Bo Han; Moo-Ryong Ra - Web page: https://patentgrep.com/patent/US20190174186A1 ## CPC - H04L 65/1016: IP multimedia subsystem [IMS] - G06V 40/172: {Classification, e.g. identification} - G06V 40/18: Eye characteristics, e.g. of the iris - H04L 65/1089: by adding media; by removing media - H04L 65/612: for unicast - H04L 65/756: adapting media to device capabilities - H04L 65/762: {at the source (reformatting of additional data in video distribution servers H04N21/2355)} - H04N 21/41407: {embedded in a portable device, e.g. video client on a mobile phone, PDA, laptop (constructional details of equipment or arrangements specially adapted for portable computer application G06F1/1626; arrangements specially adapted for mobile receivers in broadcast systems H04H20/57)} - H04N 21/4223: Cameras (H04N23/00 takes precedence) - H04N 21/44008: {involving operations for analysing video streams, e.g. detecting features or characteristics in the video stream (arrangements characterised by components specially adapted for monitoring, identification or recognition of video in broadcast systems H04H60/59)} - H04N 21/44218: {Detecting physical presence or behaviour of the user, e.g. using sensors to detect if the user is leaving the room or changes his face expression during a TV programme (methods or arrangements for recognising human body or animal bodies or body parts G06V40/10; methods or arrangements for acquiring or recognising human faces, facial parts, facial sketches, facial expressions G06V40/16; methods or arrangements for recognising movements or behaviour G06V40/20; arrangements for identifying users in broadcast systems H04H60/45)} - H04N 21/4621: {Controlling the complexity of the content stream or additional data, e.g. lowering the resolution or bit-rate of the video stream for a mobile client with a small screen (arrangements for using the results of monitoring on user's side in broadcast systems H04H60/65; flow control in packet networks H04L47/10)} - H04L 65/61: for supporting one-way streaming services, e.g. Internet radio - H04M 1/72454: according to context-related or environment-related conditions - H04L: TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION (arrangements common to telegraphic and telephonic communication H04M) - G06V: IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING - H04N: PICTORIAL COMMUNICATION, e.g. TELEVISION - H04M: TELEPHONIC COMMUNICATION (circuits for controlling other apparatus via a telephone cable and not involving telephone switching apparatus G08) ## Abstract Aspects of the subject disclosure may include, for example, a method including detecting attention by a user to a presentation displayed at an audiovisual presentation device. A real-time image of the user is obtained and stored local to the audiovisual presentation device. The image is analyzed to determine a presence in the image of a facial feature of the user; the device determines, based on the presence of the facial feature, whether the user is attentive to the presentation. When the user is not attentive to the presentation, a procedure is initiated at the audiovisual presentation device to reduce resource consumption by the device; the procedure can include continuing the presentation at a video quality level lower than at the beginning of the presentation, reducing a brightness of the display, continuing the presentation with only the audio portion, and discontinuing the presentation. Other embodiments are disclosed. ## Claims ### Claim 1 A method, comprising: determining, by a processing system including a processor of an audiovisual presentation device, attentiveness of a user to a presentation of content at a display of the audiovisual presentation device, wherein the presentation begins at an initial video quality level and with an initial brightness of the display, wherein the determining is performed at intervals during the presentation, and wherein the intervals are varied during presentation of the content in accordance with a level of resources required to deliver a current portion of the content; responsive to a determination that the user is not attentive to the presentation, initiating, by the processing system, a first procedure at the audiovisual presentation device to reduce resource consumption by the audiovisual presentation device; and subsequent to the first procedure and responsive to a determination that the user is attentive to the presentation, initiating, by the processing system, a second procedure at the audiovisual presentation device to restore resource consumption by the audiovisual presentation device, wherein the second procedure comprises one or more of: continuing the presentation at the initial video quality level, and continuing the presentation with the initial brightness of the display. ### Claim 2 (depends on 1) The method of claim 1, wherein the determining the attentiveness of the user is based on a presence of a predefined facial feature of the user in a real-time image of the user. ### Claim 3 (depends on 2) The method of claim 2, wherein the second procedure is initiated responsive to the predefined facial feature being present in the image over a specified number of consecutive intervals. ### Claim 4 (depends on 2) The method of claim 2, wherein the determining the attentiveness of the user comprises storing the image in a data storage local to the audiovisual presentation device, and further comprising deleting, by the processing system, the image from the data storage after the determining is performed. ### Claim 5 (depends on 1) The method of claim 1, wherein the content includes an audio portion and a video portion, and wherein the first procedure comprises one or more of continuing the presentation at a reduced video quality level lower than the initial video quality level, reducing the brightness of the display, continuing the presentation with only the audio portion, and discontinuing the presentation. ### Claim 6 (depends on 1) The method of claim 1, wherein the first procedure comprises a plurality of reductions of resources performed in a specified sequence, and wherein the second procedure comprises a corresponding plurality of restorations of the resources performed in a reverse of the specified sequence. ### Claim 7 (depends on 6) The method of claim 6, wherein the sequence is specified in accordance with user input via the audiovisual presentation device. ### Claim 8 (depends on 1) The method of claim 1, wherein the second procedure is initiated at a predetermined time interval subsequent to the determination that the user is attentive to the presentation. ### Claim 9 (depends on 1) The method of claim 1, wherein the content is delivered to the audiovisual presentation device over a network, and wherein the intervals are decreased in accordance with an increase in a level of network resources required to deliver the current portion of the content. ### Claim 10 (depends on 1) The method of claim 1, wherein the intervals are specified in metadata accompanying the content. ### Claim 11 A device, comprising: a processing system including a processor; and a memory that stores executable instructions that, when executed by the processing system, facilitate performance of operations comprising: determining attentiveness of a user to a presentation of content at a display of an audiovisual presentation device, wherein the content is delivered to the audiovisual presentation device over a network, wherein the presentation begins at an initial video quality level and with an initial brightness of the display, wherein the determining is performed at intervals during the presentation, and wherein the intervals are varied during presentation of the content in accordance with a level of resources required to deliver a current portion of the content; responsive to a determination that the user is not attentive to the presentation, initiating a first procedure at the audiovisual presentation device to reduce resource consumption by the audiovisual presentation device; and subsequent to the first procedure and responsive to a determination that the user is attentive to the presentation, initiating a second procedure at the audiovisual presentation device to restore resource consumption by the audiovisual presentation device, wherein the second procedure comprises one or more of: continuing the presentation at the initial video quality level, and continuing the presentation with the initial brightness of the display. ### Claim 12 (depends on 11) The device of claim 11, wherein the determining the attentiveness of the user is based on a presence of a predefined facial feature of the user in a real-time image of the user. ### Claim 13 (depends on 11) The device of claim 11, wherein the content includes an audio portion and a video portion, and wherein the first procedure comprises one or more of continuing the presentation at a reduced video quality level lower than the initial video quality level, reducing the brightness of the display, continuing the presentation with only the audio portion, and discontinuing the presentation. ### Claim 14 (depends on 11) The device of claim 11, wherein the first procedure comprises a plurality of reductions of resources performed in a specified sequence, and wherein the second procedure comprises a corresponding plurality of restorations of the resources performed in a reverse of the specified sequence. ### Claim 15 (depends on 11) The device of claim 11, wherein the second procedure is initiated at a predetermined time interval subsequent to the determination that the user is attentive to the presentation. ### Claim 16 A machine-readable medium comprising executable instructions that, when executed by a processing system including a processor, facilitate performance of operations comprising: determining attentiveness of a user to a presentation of content at a display of an audiovisual presentation device, based on a presence of a predefined facial feature of the user in a real-time image of the user, wherein the content is delivered to the audiovisual presentation device over a network, wherein the presentation begins at an initial video quality level and with an initial brightness of the display, wherein the determining is performed at intervals during the presentation, and wherein the intervals are varied during presentation of the content in accordance with a level of resources required to deliver a current portion of the content; responsive to a determination that the user is not attentive to the presentation, initiating a first procedure at the audiovisual presentation device to reduce resource consumption by the audiovisual presentation device; and subsequent to the first procedure and responsive to a determination that the user is attentive to the presentation, initiating a second procedure at the audiovisual presentation device to restore resource consumption by the audiovisual presentation device, wherein the second procedure comprises one or more of: continuing the presentation at the initial video quality level, and continuing the presentation with the initial brightness of the display. ### Claim 17 (depends on 16) The machine-readable medium of claim 16, wherein the second procedure is initiated responsive to the predefined facial feature being present in the image over a specified number of consecutive intervals. ### Claim 18 (depends on 16) The machine-readable medium of claim 16, wherein the content includes an audio portion and a video portion, and wherein the first procedure comprises one or more of continuing the presentation at a reduced video quality level lower than the initial video quality level, reducing the brightness of the display, continuing the presentation with only the audio portion, and discontinuing the presentation. ### Claim 19 (depends on 16) The machine-readable medium of claim 16, wherein the first procedure comprises a plurality of reductions of resources performed in a specified sequence, and wherein the second procedure comprises a corresponding plurality of restorations of the resources performed in a reverse of the specified sequence. ### Claim 20 (depends on 16) The machine-readable medium of claim 16, wherein the second procedure is initiated at a predetermined time interval subsequent to the determination that the user is attentive to the presentation.