Abstract: Disclosed are a delay control method, a delay control apparatus, a terminal device and a storage medium. The delay control method comprises: initializing a cached data amount, and setting an initial delay threshold value; acquiring real-time cached data of a client, and determining a network status of the client according to same; and adjusting the current delay threshold value according to the network status. According to the delay control method, a network status of a user end is determined according to cached data of the user end, and a delay time is adjusted, so that in a large-scale live broadcast scenario, a player can dynamically control, according to the network status of each user, a delay time of each user end in real time, and improve the viewing experience of user.

Abstract: Embodiments relate to systems and methods for modifying the playback rate of media data in order to improve craft-based media playback system performance during handover events in a communication system.

Abstract: A distributed microphones signal server includes a network interface circuit that communicates with mobile terminals and a plurality of microphones that are geographically distributed. The server receives an audio request message containing a location of the mobile terminal, and selects a microphone from among the plurality of microphones responsive to the location of the mobile terminal. The server obtains an audio stream from the selected microphone, and communicates the audio stream to the mobile terminal. Related methods by a distributed microphones signal server are disclosed. Related computer program products and methods by a mobile terminal are disclosed.

Abstract: Methods and apparatuses are disclosed for providing virtual content based on user context. An example apparatus comprises means providing a plurality of virtual content data sets for transmission to a remote user device, the data sets representing virtual content in relation to a common scene and each covering a different respective region of said scene. The apparatus may also comprise means for transmitting one or more of the data sets to the remote user device for consumption. The apparatus may also comprise means for transmitting to the remote user device auxiliary data, the auxiliary data being usable to cause the remote user device to switch from consuming a current data set representing a current region of said scene to a different set of virtual content data representing a different region of said scene, the switching being based at least partly on a determined context of the remote user device.

Abstract: A system, method and computer program product for real-time post-processing system that transforms MPEG-DASH on-demand media streams, including a DASH media player device; an intercepting media server device; a MPEG-DASH content origin server device; and a proxy media client device coupled to the DASH media player device and the intercepting media server device and configured to intercept MPEG-DASH HTTP requests from the DASH media player device and forward the intercepted requests to the intercepting media server device instead of the MPEG-DASH content origin server device. The intercepting media server device is configured to act as an HTTP proxy device, and forward the intercepted requests to the MPEG-DASH content origin server, and with each corresponding MPEG-DASH media subsegment acquired perform analysis of the video media content within the subsegment and apply selective transcoding.

Abstract: A digital receiver for processing a broadcast signal includes a receiving module configured to receive the broadcast signal. Further, the broadcast signal includes service components of a broadcast service, service layer signaling (SLS) information for the broadcast service and a service list table for providing bootstrap information, and the service components include at least one of audio or video data. Further, the bootstrap information is different based on a type of delivery protocol of the SLS information, and the type of delivery protocol corresponds to either a Real-time Object delivery over Unidirectional Transport (ROUTE) protocol or a Moving Picture Experts Group (MPEG) Media Transport Protocol (MMTP). The digital receiver also includes a processor configured to process the service list table, the SLS information and the service components of the broadcast service.

Abstract: Examples described herein relate to facilitating media item access via a media item database. For instance, a playlist may include audio tracks of a first streaming service (e.g., as uniform resource identifiers linking to streamable audio tracks). When a subscription to the first streaming service is not active, the playlist may be unplayable by a media playback system including a playback device. To play the playlist, a computing system may convert the playlist to audio tracks of a second streaming service and then send the converted playlist back to the media playback system for playback.

Abstract: A method for requesting a plurality of chunks by a streaming client on the basis of a single request message is described, wherein said chunks are defined on the basis of a manifest file comprising chunk identifiers for determining at least one delivery node for delivering chunks defined by said chunk identifiers to said client, wherein said method comprises: determining on the basis of said manifest file a first request message for requesting a first plurality of chunks, said first request message comprising one or more first chunk template parameters and a first chunk template, preferably an URL chunk template, comprising one or more chunk template parameters fields; sending said first request message to a first network node, wherein said first network node is configured for determining a first plurality of chunk identifiers, preferably a first plurality of URLs, associated with said first plurality of chunks on the basis of said first chunk template and said one or more first chunk template parameters; and

Abstract: There is included a method and apparatus comprising computer code configured to cause a processor or processors to perform obtaining session-based description (SBD) information instructing a client to generate media presentation description (MPD) information of a session, launching an SBD client and passing SBD descriptor information based on the MPD information, controlling generation of a segment uniform resource locator (URL), provision of a timing; and processing of a request for a segment of the video content by at least modifying the segment URL, and providing a segment of the video content based on the modified segment URL.

Abstract: In one example, an apparatus comprises: a local on-chip memory; a computation engine configured to generate local data and to store the local data at the local on-chip memory; and a controller. The apparatus is configured to be coupled with a second device via an interconnect, the second device comprising a local memory. The controller is configured to: fetch the local data from the local on-chip memory; fetch remote data generated by another device from a local off-chip memory; generate output data based on combining the local data and the remote data; and store, via the interconnect, the output data at the local memory of the second device.

Abstract: Disclosed is an adaptive bitrate adjustment method for multi-user interactive live broadcast, comprising the following steps: 1) calculating a target bitrate of each pair of sending end and receiving end by using a non-linear programming method; 2) adjusting and online updating target bitrate by buffer feedback to eliminate system errors during modeling and measurement; and 3) clustering the target bitrate based on the QoE loss to obtain final actual bitrate. In the present invention, the user experience of the broadcaster is maximized and real-time interaction is achieved by reasonably adjusting the bitrate of each broadcaster end in a multi-user interactive live broadcast scenario and considering various constraint conditions.

Abstract: A CDN system and method to provide access and a better user experience based on a novel CDN architecture wherein each edge server may be outside of an Internet data center, may be stationary or mobile, may be intermittently connected to the multi-tiered content delivery network, may be connected to a last mile over Wi-Fi and may be physically located in a place of interest.

Abstract: A method of delivering a media stream in a network having first and second media servers each capable of delivering segmented media content to a requesting media client. The network provides for HTTP-based delivery of segmented media, and the media client is supported on a client-side device. The method begins by associating the media client with the first media server. As the first server receives from the media client request for media content segments, request times for a given number of the most-recent segments requested are used to generate a prediction, by the first server, of when the media client has transitioned from a start-up or buffering state, to a steady state. In response to a new segment request being received, and upon the first server predicting that the media client has completed a transition to steady state, the new segment request is redirected to the second media server.

Abstract: A method of controlling, from a user device, a manner in which program content is received from a content server. The method includes: transmitting, from the user device, at least one transmission-quality-of-service (TXQ) parameter to the content server, wherein the at least one TXQ parameter updates a default TXQ parameter at the content server; and in response to transmitting the at least one TXQ parameter, receiving new program content in accordance with the at least one TXQ parameter.

Abstract: Methods, systems, and apparatus, including computer programs encoded on computer storage media, for computing weights for source code alerts. One of the methods includes generating a respective sample of alerts for each feature of a plurality of features. One or more feature values are computed for alerts having a same respective attribute value for each feature of a plurality of features. An importance distribution that maps each feature value to a respective measure of importance for an alert having the feature value is used to compute a respective feature score for the feature using one or more feature values computed the alert. A respective weight is computed for each alert by combining the plurality of feature scores computed for the alert.

Abstract: A method of a user equipment (UE) for constructing a hybrid automatic repeat request acknowledgement (HARQ-ACK) codebook. The method comprises receiving physical downlink control channels (PDCCHs) that convey respective downlink control information (DCI) formats, wherein each DCI format includes a counter field and a slot offset field, receiving physical downlink data channels (PDSCHs) that convey data transport blocks, detecting the DCI formats configuring the received PDSCHs, determining locations for HARQ-ACK bits in a HARQ-ACK codebook based on a value of the slot offset field and a value of the counter field in each detected DCI format, determining a time unit for transmission of the HARQ-ACK codebook based on a value of the slot offset field in each detected DCI format, and transmitting the HARQ-ACK codebook.

Abstract: Systems and methods include receiving incoming packets associated with flows in a data center network where the flows are forwarded on a per-packet basis; maintaining a state of each of the flows and of received incoming packets; and dequeuing the received incoming packets based on one or more packet dequeue conditions and the state. The edge switch can be one of a Top of Rack switch and a Network Interface Card (NIC) communicatively coupled to a corresponding server. The received incoming packets can utilize a transport protocol including any of Transmission Control Protocol (TCP), Xpress Transport Protocol (XTP), and Stream Control Transmission Protocol (SCTP).

Abstract: Aspects of the disclosure relate to the delivery of media content over a network. Specifically, aspects are directed to identification and/or extraction of a selected data such as a video clip from content and providing identifying information to a user to retrieve, view, and/or share the selected video clip. Aspects described herein provide the ability to identify a starting point and stopping point of a video clip on a media gateway device and generate a URL that can be used and/or shared in order to access the selected video clip. The URL may identify a stored media clip, or may contain information from which a video clip can be recreated.

Abstract: A method for adaptive streaming of video is described, wherein the method comprises: transmitting first metadata to a client apparatus, the first metadata defining a first adaptation set, an adaptation set defining one or more sets of segment identifiers, each set of segment identifiers defining a plurality of linearly playable media segments of a predetermined resolution, each media segment in a set of media segments having an identical playback duration, the first metadata enabling a client apparatus to request media segments and sequentially playout the media segments; receiving navigation information from the client apparatus, the navigation information defining at least a first region, in the video frames of the first adaptation set; selecting second metadata defining a second adaptation set on the basis of spatial playback information and a spatial distance or a spatial overlap between the first region and a second region in video frames of the first adaptation set, wherein the spatial playback informat

Abstract: A method for migrating a subscriber session from a first authentication, authorization and accounting (AAA) accounting peer to a second AAA accounting peer, where the first AAA accounting peer is stateful. The method includes receiving an accounting start packet from an AAA client application, forwarding the accounting start packet to the first AAA accounting peer, receiving an accounting update or accounting stop packet from the AAA client application; and sending an accounting start packet from the AAA client application to the second AAA accounting peer, in response to a connection failure with the first AAA accounting peer.

Abstract: In various examples there is a telecommunications network access point of a telecommunications network in which the control plane is implemented using a data center comprising a plurality of interconnected computation nodes. The access point comprises a memory holding a log of encapsulated control messages the control messages being messages of a control protocol of the telecommunications network. The access point has a processor configured, for a control message to be sent by the access point to a node in the data center, to: generate a message identifier; encapsulate the control message in a packet of a communications protocol of the data center, add the message identifier to a header of the encapsulated control message; send the encapsulated control message to the node of the data center; and store a record of the encapsulated control message and node of the control plane in the log.

Abstract: A first example device disclosed herein comprises memory including computer readable instructions and a processor to execute the instructions to access a group code and a group size from a second device, the group code to identify a group of devices to be included in a stream splitting session to distribute communication of a data stream, the group size to specify a number of devices included in the group of devices, the group of devices including the first device and the second device. The processor is also to initiate transmission of a request including the group code and the group size to a distribution system to establish the stream splitting session. The processor is further to forward a first portion of the data stream from the distribution system to the second device for aggregation with a second portion of the data stream at the second device.

Abstract: A method for reproducing ultra-short media content includes receiving, by a first computing device of a user, media content items associated with the same event or object. Each of the media content items includes self-contained media fragments. The received media content items are generated by two or more different computing devices. The first computing device sorts the self-contained media fragments based on camera angles of the different computing devices generating corresponding self-contained media fragments with respect to the event or object. The first computing device combines self-contained media fragments into a new media content item based on user-specified criteria to generate a multiple-angle recording of the event or object. Each of the self-contained media fragments is received one by one at the first computing device and displayed as the uninterrupted media stream while subsequent self-contained media fragments are being received from the different computing devices.

Abstract: Disclosed are systems and methods for improving interactions with and between computers in content generating, searching, hosting and/or providing systems supported by or configured with personal computing devices, servers and/or platforms. The systems interact to identify and retrieve data within or across platforms, which can be used to improve the quality of data used in processing interactions between or among processors in such systems. The disclosed systems and methods automatically analyze a live streaming media file, and identify portions of the media that are highlights. The content classified as a highlight can be shared across social media platforms, and indexed for searching respective to attributes of the video content. The streaming and highlight media content is renderable in a novel, modified video player that enables variable playback speeds for how content is classified, and enables on-demand selections of specific content portions and adjustable rendering displays during streaming.

Abstract: The present invention relates to a method for playing on a player of a client device (11) a content streamed in a network (1), said content consisting of a sequence of segments available in a plurality of quality levels, the player being configured so as to choose the quality level of the segments as a function of at least one parameter representative of a segment reception rate, according to an Adaptive BitRate, ABR, logic of the player; the client device (11) comprising a first buffer (M1) for storing segments in a format adapted for transferring within the network (1), the method being characterized in that it comprises performing by a processing unit (110) of the client device (11): (a) receiving from the player a request for a current segment at a first quality level; (b) estimating, for a second quality level, an optimal response delay such that providing the requested current segment at the expiration of said optimal response delay will cause the player to request according to its ABR logic a next s

Abstract: In one aspect, a playback device is provided that is configured to identify a trigger event indicating a request to associate the playback device with another playback device. Based on identifying the trigger event, the playback device is configured to create a first sound code based on a first sound specimen detected by the playback device. After identifying the trigger event, the playback device is configured to receive from the other playback device a sound object and based on receiving the sound object, identify a second sound code. The playback device is also configured to, based on the first sound code and the second sound code, determine that it and the other playback device have a spatial relationship. Based on that determination, the playback device is configured to cause it and the other playback device to be associated in accordance with the indicated request.

Abstract: A method of generating respective adaptions of digital content for display by multiple computing devices is recited. In one embodiment, a first computing device sends an invitation to congregate to one or more second computing devices. If the first computing device determines that the one or more second computing devices are in physical proximity to the first computing device, the first computing device may invoke play of the digital content. A plurality of generated content adaptions may be generated, wherein a first content adaption is configured for synchronous display by the first computing device with one or more second content adaptions displayed on the one or more second computing devices, respectively.

Abstract: A method for cloud gaming. The method including generating a video frame when executing a video game at a server. The method including scanning-in the video frame to an encoder at the server scanline-by-scanline. The method including encoding one or more encoder slices as one or more encoded slices at the encoder, wherein each encoded slice is delivered to a buffer at an encoder fill rate. The method including draining a first encoded slice from the buffer to stream the first encoded slice at a buffer drain rate over a network to a client, wherein the first encoded slice is streamed over the network before fully encoding the one or more slices of the video frame.

Abstract: Maximizing throughput on a variable bandwidth communication interface is presented herein. A first device, based on information that was received from a second device via a communication link communicatively coupling the first device to the second device, determines a rate of change of data packet loss of first data packets that have been transmitted, based on a first data transmission rate via the communication link, from the first device to the second device; and in response to the rate of change of data packet loss being determined to satisfy a defined condition that is based on a defined state of a group of defined states corresponding to respective data transmission rates comprising the first data transmission rate, modifies the first data transmission rate to obtain a second data transmission rate, and transmits, based on the second data transmission rate, second data packets to the second device.

Abstract: Concepts are described which allow to efficiently deal with the enablement of fast tune-in or any-time switching capabilities in streaming media content.

Abstract: A system and method for continuous processing of data streams residing in distributed data sources. The method includes: receiving a plurality of data streams from a plurality of distributed data sources; processing each of the plurality of data streams using a plurality commands, the plurality commands are executed in parallel using a graph execution engine; and transporting, through a transport layer, each of the plurality of data streams using the plurality commands to at least one data sink.

Abstract: Disclosed herein are playback devices, groups of playback devices, and methods of operating playback devices and groupings thereof to cause the playback devices in a group of playback devices to play audio content together in synchrony based on playback timing and clock timing, where the audio content and playback timing and the clock timing for use with playing the audio content according to the clock timing are provided by different playback devices in the group of playback devices.

Abstract: The disclosed computer-implemented method for smoothing audio gaps using adaptive metadata identifies an initial audio segment and a subsequent audio segment that follows the initial audio segment. The method accesses a first set of metadata that corresponds to a last audio frame of the initial audio segment and accesses a second set of metadata that corresponds to the first audio frame of the subsequent audio segment. The first and second sets of metadata include audio characteristic information for the two audio segments. The method then generates a new set of metadata that is based on both sets of audio characteristics. The method further inserts a new audio frame between the last audio frame of the initial audio segment and the first audio frame of the subsequent audio segment and applies the new set of metadata to the new audio frame. Various other methods, systems, and computer-readable media are also disclosed.

Abstract: This application provides a media data transmission method and apparatus. The method includes: receiving, by a client, a media presentation description (MPD) file, where the MPD file includes priority indication information, and the priority indication information is used to indicate a priority or priorities of one or more overlays; and processing, by the client, the one or more overlays based on the priority indication information.

Abstract: Techniques for providing improved online communication are provided herein. In one example, a model may be used to predict network parameters of a network connection of a computing device. One or more attributes specifying characteristics of the network connection for the computing device may be received and used by the model to predict the network parameters. The predicted network parameters may be provided to a computing device for initiation of a media session.

Abstract: An audio playback system that includes audio playback devices each including a communication module, a playback module and a processing module is provided. The communication module receives a beacon signal and audio signal packets and generates an interrupt signal. The processing module receives the interrupt signal to retrieve an audio source timestamp corresponding to an audio source system time from the beacon signal, compares the audio source timestamp with an internal time generated based on an internal system time when the beacon signal is received to calculate a difference therebetween, receives a playback initialization signal from the audio source device that includes an audio source system playback initialization time, calculates an internal system playback initialization time according to the difference and the audio source system playback initialization time and controls the playback module to playback the audio signal packets from the internal system playback initialization time.

Abstract: A content streaming system and methodology for facilitating the management of content streaming. A video packaging and origination service provides streaming content that is organized according to a set of encoded content chunks. A video playback application processes the set of encoded content chunks to dynamically form a content segment for live video streaming. The video playback application further processes the set of encoded content chunks to apply framerate heuristics associated with encoded content segments.

Abstract: The present invention is directed to optimization and failure detection of a wireless base station network. Based on RF link attenuation measurement, e.g., a Received Signal Strength Indication (RSSI) measurement, a server determines an optimal transmission sequence. Each base station of the optimal transmission sequence, a predecessor and a successor, are designated. Each base station of the sequence generates a packet. Most distant base station (relative to the server) transmits its packet to its successor. Each base station of the sequence (in turn) receives the packet from its predecessor, combines the received packet with its own generated packet, transmits the combined packet to its successor, and so on until the combined packet is relayed to a super base station at the end of the sequence. The super base station transmits the packet to the server. Based on the packet size, server can ascertain which base station (if any) failed.

Abstract: System and method for adaptively streaming a video. The method includes obtaining a first segment of a video file with a first bitrate and video quality level, and, after obtaining the first segment of the video file, determining, using a controller with a trained reinforcement-learning-based adaptive streaming model, a second bitrate and video quality level of a second segment of the video file to be obtained. The method also includes obtaining the second segment of the video file with the second determined bitrate and video quality level. The method may be repeated for different segments of the video file so as to adaptively stream the video represented by the video file.

Abstract: A method, computer system, and computer program product for AI response to live stream video are provided. The embodiment may include receiving a live video stream. The embodiment may also include capturing a plurality of messages from a user group in a social media chat discussion corresponding to the received live video stream. The embodiment may further include determining a discussion pattern within the plurality of captured messages using natural language processing techniques. The embodiment may also include analyzing the live video stream for one or more questions or comments related to the determined discussion pattern. The embodiment may further include generating a response to the one or more questions or comments related to the determined discussion pattern. The embodiment may also include transmitting the generated response to the one or more questions or comments to the social media chat discussion.

Abstract: In one aspect, a user device is provided that includes a processor configured to execute a user interface application, a controllable device application, and an operating system of the user device. The user device includes communication circuitry configured to facilitate communication between the controllable device application and the controllable device. The user interface application is configured to detect a notification of the controllable device application communicated to the operating system, the notification pertaining to a state of the controllable device associated with the controllable device application. The user interface application is configured to determine the state of the controllable device based at least in part on the notification of the controllable device application communicated to the operating system of the user device.

Abstract: Techniques are provided for centralized enterprise integration and services monitoring in computing environments. For example, a system comprises one or more processors operatively coupled to one or more memories to form a monitoring portal system, wherein the monitoring portal framework is configured to perform steps of: providing one or more graphical user interfaces; and enabling centralized enterprise integration and services monitoring through the one or more graphical user interfaces.

Abstract: A method for cloud gaming. The method including generating a video frame when executing a video game at a server, wherein the video frame is stored in a frame buffer. The method including determining a maximum pixel clock for a chip-set including a scan-out block. The method including determining a frame rate setting based on the maximum pixel clock and an image size of a target display of a client. The method including determining a speed setting value for the chip-set. The method including scanning the video frame into the scan-out block from the frame buffer. The method including scanning-out the video frame from the scan-out block to the encoder at the speed setting value.

Abstract: In various examples there is a telecommunications network access point of a telecommunications network in which the control plane is implemented using a data center comprising a plurality of interconnected computation nodes. The access point comprises a memory holding a log of encapsulated control messages the control messages being messages of a control protocol of the telecommunications network. The access point has a processor configured, for a control message to be sent by the access point to a node in the data center, to: generate a message identifier; encapsulate the control message in a packet of a communications protocol of the data center, add the message identifier to a header of the encapsulated control message; send the encapsulated control message to the node of the data center; and store a record of the encapsulated control message and node of the control plane in the log.

Abstract: The disclosed system may include various modules that are stored in memory and executed by a physical processor. The disclosed system may (1) receive a request to stream presentation data to a computing device, (2) determine at least one characteristic of the computing device in connection with the request, (3) identify a compressed version of the presentation data that corresponds to the characteristic of the computing device, and then (4) stream the compressed version of the presentation data to the computing device to facilitate presentation of the presentation data to a user of the computing device. Various other systems, devices, and methods are also disclosed.

Abstract: An electronic apparatus includes a communicator circuitry, and a processor for obtaining multimedia data from an external apparatus via the communicator, identifying an object in at least one frame from among a plurality of frames included in the multimedia data, and identify a content corresponding to the identified object based on content guide information provided from a first server.

Abstract: A method includes receiving, with a computing system, data representing a video item into a buffer. The method further includes outputting the video item from the buffer to a display system. The method further includes determining that utilization of the buffer falls below a predetermined threshold. The method further includes, in response to determining that the utilization of the buffer falls below the predetermined threshold, determining that there is a specified rebuffering point within a predetermined time frame. The method further includes pausing with the computing system, the video item at the specified rebuffering point in response to determining that there is the specified rebuffering point within the predetermined time frame.

Abstract: Systems and methods are provided for displaying and interacting with multiple open views in a mobile environment. An example method can include displaying content for a first active web page in a first pane on a display, the first active web page having a first hyperlink for a first target web page, and the first pane being displayed in a maximized state on the display. The method may also include receiving a long touch input on the first hyperlink, and, responsive to receiving the long touch input, opening the first target web page in a second pane, the second pane being displayed in a minimized state in a dock area of the display, wherein a minimized state is a scaled down version of a maximized state.

Abstract: An electronic apparatus includes a communicator connected to a Local Area Network (LAN), an inputter, a memory storing at least one computer executable instruction, and a processor. The processor outputs a content of a first channel received through the communicator, receives information associated with contents of a plurality of channels through the communicator and stores the information in the memory while the content of the first channel is being output, and based on an instruction change the first channel to a second channel while the content of the first channel is output, acquires information associated with the content of the second channel among the stored information associated with the contents of the plurality of channels from the memory, and decodes the content of the second channel received through the communicator by using the acquired information on the content of the second channel and outputs the decoded content.

Abstract: Embodiments as disclosed provide a distributed caching solution that improve the performance and functionality of a content management platform for sites that are physically or logically remote from the primary site of the content management platform. In particular, according to embodiments, a remote cache server may be associated with a remote site to store local copies of documents that are managed by the primary content management platform. Periodically, a portion of the remote site's cache may be synchronized with the content management platform's primary site using an extensible architecture to ensure that content at the remote cache server is current.