Patent classifications
H04N21/4302
Methodology for equalizing systemic latencies in television reception in connection with games of skill played in connection with live television programming
A method of and system for handling latency issues encountered in producing real-time entertainment such as games of skill synchronized with live or taped televised events is described herein. There are multiple situations that are dealt with regarding latencies in receiving a television signal with respect to real-time entertainment based on the unfolding games played along with the telecasts. Systemic delays, arbitrarily imposed delays of a broadcast signal and variances in the precise broadcast times of taped television programs have to be equalized so as to provide fair entertainment.
Systems and methods to improve timestamp transition resolution
Example apparatus to improve timestamp transition resolution of watermarks are disclosed. A disclosed example apparatus is to decode timestamps in respective ones of detected watermarks, estimate a first transition window indicative of a transition between a first time period to a second time period based on a first one of the timestamps and a second one of the timestamps, and when the first transition window does not satisfy a threshold, estimate a second transition window indicative of a transition between the second time period and a third time period based on the second one of the timestamps and a third one of the timestamps. The disclosed example apparatus is also to determine a first mapped transition window based on an intersection of the first transition window and the second transition window, and set the first mapped transition window as a reference time transition window for subsequent time periods.
METHODS AND SYSTEMS FOR CONTENT CONTROL
Methods and system for providing content are disclosed. One method can comprise receiving a request for data at a first time, wherein the data comprises a first time duration, determining a buffer size based upon the first time duration, and determining a playback window based upon the determined buffer size and the first time. The method can also comprise synchronizing presentation of content on a plurality of devices.
SYSTEM AND METHOD FOR OPERATING A TRANSMISSION NETWORK
Various embodiments are described herein for systems and methods that can be used to operate a media transmission network. In at least one embodiment, the media transmission network comprises a plurality of media processing devices configured to receive and process media streams based on control data. The media transmission network also comprises a controller coupled to the plurality of media processing devices and configured to generate a control signal for some or all of the media processing devices in the network. The controller is configured to determine the timing at which to transmit the control signal to a respective media processing device in order for the instructions in the control signal to be executed at the same time as the media data is received. The controller determines the transmission timing of each control signal by determining the latencies and delays of the network and the devices, such as, for example, network latency, processing delay, and/or control delay.
System for real-time synchronization
The invention relates to a system and a corresponding method for sharing multi-media content among a plurality of users. The invention further relates the corresponding devices and a corresponding computer program for conducting the sharing of multi-media content. The system comprises a first device comprising means for generating an invitation and a play time stamp and the system further comprises means for transmitting the play time stamp and the invitation to at least one second device. The system also comprises a third device that may generate a system time and distribute the system time. The at least one second device may play multi-media content synchronous to playback of the same multi-media content at the first device.
Dynamic client buffering and usage of received video frames for cloud gaming
A method is disclosed including setting, at a server, a server VSYNC signal to a server VSYNC frequency defining a plurality of frame periods. The server VSYNC signal corresponding to generation of a plurality of video frames at the server during the plurality of frame periods. The method including setting, at a client, a client VSYNC signal to a client VSYNC frequency. The method including sending a plurality of compressed video frames based on the plurality of video frames from the server to the client over a network using the server VSYNC signal. The method including decoding and displaying, at the client, the plurality of compressed video frames. The method including analyzing the timing of one or more client operations to set the amount of frame buffering used by the client, as the client receives the plurality of compressed video frames.
Systems and methods for video splicing and displaying
The present disclosure relates to a system and method for synchronous video display on at least one display. The method may comprises receiving a channel of video signal from each data acquisition port of a plurality of data acquisition ports during a time interval, each channel of video signal comprising a plurality of video frames captured during the time interval. The method may also comprises assigning a count value for each video frame of the channel of video signal as synchronization information for each video frame of the channel of video signal to form a pool of video frames each corresponding to a count value. The method may further comprises selecting video frames with the same count value from the pool of video frames as synchronized video frames, and transmitting, through the plurality of output ports, the synchronized video frames for synchronous display on the at least one display.
Applications for decoder-side modeling of objects identified in decoded video data
Techniques are disclosed for coding and decoding video data using object recognition and object modeling as a basis of coding and error recovery. A video decoder may decode coded video data received from a channel. The video decoder may perform object recognition on decoded video data obtained therefrom, and, when an object is recognized in the decoded video data, the video decoder may generate a model representing the recognized object. It may store data representing the model locally. The video decoder may communicate the model data to an encoder, which may form a basis of error mitigation and recovery. The video decoder also may monitor deviation patterns in the object model and associated patterns in audio content; if/when video decoding is suspended due to operational errors, the video decoder may generate simulated video data by analyzing audio data received during the suspension period and developing video data from the data model and deviation(s) associated with patterns detected from the audio data.
Using non-audio data embedded in an audio signal
Embodiments included herein generally relate to measuring a latency of a playback device. For example, a method includes: determining a first latency of a playback device; determining a second latency of the playback device; comparing the second latency to the first latency to determine whether an event occurred at the playback device; and in response to detecting a latency change between the second latency and the first latency indicating the occurrence of the event, adjusting a timing of a data stream provided to the playback device based on the latency change.
Methods, systems, and media for adjusting quality level during synchronized media content playback on multiple devices
Methods, systems, and media for adjusting quality level during synchronized media content presentation are provided. In some embodiments, the method comprises: transmitting, from a server to a first user device, first media content data corresponding to a first stream of a media content item and from the server to a second user device, second media content data corresponding to a second stream of the media content item, wherein the first media content data is to be stored in a buffer of the first user device, and wherein the second media content data is to be stored in a buffer of the second user device; transmitting, from the server to the first user device and to the second user device, instructions that cause the first user device and the second user device to begin presenting the media content item simultaneously; determining, by the server, that the first media content data is being stored in the buffer of the first user device at a slower rate than the second media content data is being stored in the buffer of the second user device; in response to determining that the first media content data is being stored in the buffer of the first user device at a slower rate than the second media content data is being stored in the buffer of the second user device, selecting a third stream of the media content item corresponding to the first stream of the media content item, wherein the third stream of the media content item has a lower quality level than the first stream of the media content item; and transmitting third media content data corresponding to the third stream of the media content item to the first user device.