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US 7,890,986 B2Granted
System and method for reducing channel change time
AssigneeBroadcom Corporation
InventorYasantha Nirmal Rajakarunanayake
Life of this patent
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Abstract
Presented herein are system(s) and method(s) for reducing channel change time. In one embodiment, there is presented a method for transmitting data. The method comprises receiving a request for video data from a client; transmitting a transaction header to the client, said transaction header comprising media metadata; and transmitting compressed video data to the client after transmitting the transaction header.
Claims6
A method for transmitting data, said method comprising:
- receiving a request for video data from a client;
- transmitting a hypertext transmission protocol (HTTP) header to the client, said HTTP header comprising a presentation time stamp;
- and
- transmitting compressed video data to the client after transmitting the transaction header.
1 more element
A method for presenting video data, said method comprising:
- examining an HTTP header;
- retrieving a field from the HTTP header, wherein the field is duplicative of a field from either a transport header or a packetized elementary stream header;
- and
- initializing decompression of video data based on the field from the HTTP header;
- and
- wherein the field from the HTTP header comprises a time stamp indicating a time for presentation of at least a portion of the video data.
3 more elements
A method for transmitting data, said method comprising:
- receiving a request for audio data from a client;
- transmitting an HTTP header, said HTTP header comprising a presentation time stamp, to the client;
- and
- transmitting compressed audio data to the client after transmitting the HTTP header.
1 more element
Dependencies are inferred from the claim text.