Patent application number | Description | Published |
20090276686 | METHOD TO SUPPORT FORWARD ERROR CORRECTION FOR REAL-TIME AUDIO AND VIDEO DATA OVER INTERNET PROTOCOL NETWORKS - A method and apparatus are described for protecting real time media including receiving media packets, generating media bit strings from the media packets, applying a forward error correcting code across the generated media bit strings to generate at least one forward error correcting bit string and generating at least one forward error correcting packet from the at least one forward error correcting bit string. Also described are a method and apparatus for recovering from losses of real time media packets including forming media bit strings from received media packets, forming forward error correcting bit strings from received forward error correcting packets, decoding the formed media bit strings and forward error correcting bit strings to obtain recovered media bit strings and recover lost media packets from the recovered media bit strings. Further described is a data structure for a forward error correcting header on computer readable media. | 11-05-2009 |
20090319846 | ADAPTIVE ERROR CORRECTION METHOD FOR DATA TRANSMISSION AND DEVICES THEREOF - An adaptive error correction method for data transmission and the devices thereof are disclosed. By comparing the announced recovery data and data requested for error correction, no redundant join messages will be sent if the recovery data have been announced before. This will greatly reduce the number messages and save the band width of transmission. | 12-24-2009 |
20100058406 | SYSTEM AND METHOD FOR CONTENT COMMUNICATION - A system such as a multicast VOD system communicates content, e.g., delivers content or receives content, responsive to a user request for content and according to a schedule adapted to a user-specified acceptable latency for content delivery. The schedule may be modified to minimize initiation of delivery of content in response to the user's request. The schedule may also be modified to delay delivery of subsequent portions of the content as late as possible to allow subsequent requests to share a content stream while not exceeding the acceptable latency parameter specified by the user. | 03-04-2010 |
20100189021 | METHOD AND APPARATUS FOR POWER MANAGEMENT IN WLAN - A method and apparatus for improving power performance of a wireless adapter which adopts a time slicing scheme by dividing a beacon interval into multiple slices, and assigning these slices to the stations through the beacon frame. The stations wakeup at the appointed slices to receive their buffered frames from an access point, and may enter into sleep state once the transactions conclude. A further embodiment including formatting data into a control frame for use in a wireless local area network, the frame including an indication, for each station associated with the wireless local area network, whether frames are buffered awaiting transmission to each respective station, a number of time intervals between control frames, and at which time interval the transmission of the buffered frames will begin for each station having buffered frames awaiting transmission. | 07-29-2010 |
20110007656 | DETERMINISTIC BACK-OFF METHOD AND APPARATUS FOR PEER-TO-PEER COMMUNICATIONS - A method and apparatus are described including identifying a channel that a decentralized network is using for communications and identifying a station that is a member of the decentralized network to monitor data transmission activity over the identified channel. Also described are a method and apparatus for a station to transmit data over a communication medium of a decentralized network including monitoring the communication medium, determining if the communication medium is idle, transmitting data if the communication medium is idle and if the station has a data to transmit and adjusting a slot count and a service ring configuration if the medium is busy. Further described are a method and apparatus including monitoring a communication channel used by a decentralized network, determining a number of available idle time slots between two successive frame transmissions initiated by different stations, updating a service ring, adjusting a number of stations and adjusting a slot count. | 01-13-2011 |
20130004145 | TRICK PLAYBACK OF VIDEO DATA - A method for controlling playback of video data on a first device ( | 01-03-2013 |
20130179921 | METHOD AND DEVICE FOR PROVIDING MOSAIC CHANNEL - A method for providing mosaic channels among multiple client devices is provided. Wherein, the multiple client devices are connected via a data communication network so as to be able to communicate data with each other. At the side of a client device, which is instructed to change to a mosaic channel while the other client device are receiving channel programs from at least one channel program server via a communication for channel programs, the method comprises the steps of receiving channel information of the channel programs from at least one of the other client devices via the communication network for channel programs; and generating a mosaic channel that comprises channel cells for presenting the channel information. | 07-11-2013 |
20130188933 | METHOD FOR SEMANTICS BASED TRICK MODE PLAY IN VIDEO SYSTEM - Trick mode play for controlling video content playback can be realized using a semantic based criterion in order to achieve a more uniform playback experience for the viewer, when that viewer wishes to observe the video content presented according to a selected semantic. In one embodiment of the method, semantics associated with shorter time intervals in the video content are replayed in trick mode play proportionally slower than semantics associated with longer time intervals, wherein the proportionally is determined, at least in part, to the time interval associated with each semantic. In various embodiments, semantics can include scenes, audio, metadata, tags, and the like. The semantics based trick mode play approach allows for a more uniform viewing experience, on a time duration basis, from one semantic to the next. | 07-25-2013 |
20130283202 | USER INTERFACE, APPARATUS AND METHOD FOR GESTURE RECOGNITION - A user interface, an apparatus and method for gesture recognition comprising: predicting one or more possible commands to the apparatus based on one or more sub gestures performed by a user previously; indicating the one or more possible commands. | 10-24-2013 |
20130326576 | METHOD AND DEVICE FOR VIEW SWITCHING - It is provided a method for view switching between a first device and a second device. The first device and the second device are used to display respectively a first multimedia content and a second multimedia content that are correlated, it comprises the steps of receiving and displaying, by the first device, data of the first multimedia content; in response to a view switching instruction, sending data of the first multimedia content to the second device and receiving data of the second multimedia content from the second device; and displaying the received data of the second multimedia content. | 12-05-2013 |
20140101330 | METHOD AND APPARATUS FOR STREAMING MULTIMEDIA CONTENTS - A method for streaming a multimedia content from at least one sender peer to a receiver peer, comprising: obtaining periodically a target downloading rate of the multimedia content from the at least one sender peer to the receiver peer, according to a playback rate of the multimedia content and a buffer occupancy level of the receiver peer; determining a downloading rate from each of the at least one sender peer to the receiver peer, according to the data transmission situation from each respective sender peer of the at least one sender peer to the receiver peer and the obtained target downloading rate; and streaming the multimedia content from the at least one sender peer to the sender peer at the respective determined downloading rate. | 04-10-2014 |
20140189042 | METHOD FOR CAPTURING VIDEO RELATED CONTENT - Its provided a method for publishing content relating to a video being displayed on a first device, using a control device in communication with the first device via a wired or wireless connection. At the side of the control device, the method comprises the steps of sending a command for capturing to the first device for generating at least one picture or video clip from video data cached by the first device; receiving the at least one picture or video clip from the first device; presenting the at least one picture or video clip for the user to choose the content to publish; and sending the content for publication to a destination. | 07-03-2014 |
20140245339 | SYSTEM AND METHOD FOR AUTOMATIC CONTENT PROGRAM DISCOVERY - A system for program information discovery is described. A method and a device for generating and inserting a watermark for such program information discovery into a program signal to be rendered are disclosed, along with the corresponding method and device for watermark detection and decoding from the rendered program signals. Watermark, which carries channel/program information, is encoded and embedded at the set top box where the program streams are received and decoded for rendering. Second screen devices are employed for watermark detection and decoding by capturing the render program signals which has the watermark embedded. The extracted watermark information may be sent to information servers for more detailed channel/program information. | 08-28-2014 |
20140293865 | DYNAMIC EVACUATION INFORMATION DELIVERY TO MOBILE DEVICES - A method for delivering dynamically updated evacuation information to mobile communication devices ( | 10-02-2014 |
20140340404 | METHOD AND APPARATUS FOR GENERATING 3D FREE VIEWPOINT VIDEO - The present invention relates to a method for generating 3D viewpoint video content. The method comprising the steps of receiving videos shot by cameras distributed to capture an object; forming a 3D graphic model of at least part of the scene of the object based on the videos; receiving information related to viewpoint and 3D region of interest (ROD in the object; and combining the 3D graphic model and the videos related to the 3D ROI to form a hybrid 3D video content. | 11-20-2014 |
20140359686 | METHOD FOR PROVIDING INTERACTIVE SERVICES - It is provided a method for providing an interactive service. At the side of a device among a plurality of devices, each being assigned one of two types, the method comprises the steps of receiving a first request associated with the interactive service requesting for responses associated with the interactive service, wherein the first request includes conditional information associated with the devices; and in response to an input from a user, if said device is of a first type, sending the response; and if said device is of a second type, sending the response only if the device meets the conditional information included in the first request. | 12-04-2014 |
20140372871 | METHOD AND APPARATUS FOR PROVIDING WEB PAGES - A method for providing a web page in a web server accessed by a user device, comprising: obtaining access behavior information to the web page by the user; and providing page contents and page layout adaptor of the web page to the user device so that a updated web page with an adapted page layout is generated by the user device according to the access behavior information. | 12-18-2014 |
20150019223 | METHOD AND DEVICE FOR PRESENTING CONTENT - It is provided a method for triggering an action on a second device. It comprises the steps of obtaining audio of a multimedia content presented on a first device; comparing the obtained audio with reference audio data in a database; if finding the obtained audio exists in the database containing reference audio, determining an action corresponding to the matched reference audio; and triggering the action in the second device. | 01-15-2015 |
20150033277 | METHOD OF BUFFER MANAGEMENT FOR SYNCHRONIZATION OF CORRELATED MEDIA PRESENTATIONS - The present invention concerns synchronization of correlated media presentations among two or more media devices. Each device makes a determination as to whether inter-presentation synchronization may be outside of a predetermined tolerance. If so, the device making the determination communicates its buffer and playback status to the other device. Based upon comparison of the buffer and playback status of the local presentation with the buffer and playback status of the presentation at the other device, each device makes a determination as to whether to pause play-back, so as to allow the other device to catch up, advance playback, so as to catch up with the other device, or take no action, allowing the other device to take action to correct the synchronization issue. | 01-29-2015 |
20150055822 | METHOD AND APPARATUS FOR USER RECOGNITION - A method for user recognition, comprising receiving user information from an information unit of a user; detecting the user face in a captured user image; and recognizing the user identity in the captured image according to a predetermined gesture associated with the user information and performed by the user. | 02-26-2015 |