Mulitmedia transmission using variable gain amplification based on data importance
First Claim
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1. A method for multimedia data transmission, comprising:
- establishing at least first and second amplification gains for at least first and second parts, respectively, of a multimedia data stream representing a single program, based on relative importance of the parts, the first and second amplification gains being different from each other.
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Abstract
A multimedia data stream is partitioned into two or more parts based on importance, e.g., a first part might represent more significant bits in groups of bits representing pixel colors in a video frame, while a second part might represent the less significant bits in the groups. The more important part of the stream is amplified more than the less important part of the stream.
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Citations
59 Claims
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1. A method for multimedia data transmission, comprising:
establishing at least first and second amplification gains for at least first and second parts, respectively, of a multimedia data stream representing a single program, based on relative importance of the parts, the first and second amplification gains being different from each other. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 35, 36)
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26. A system for transmitting at least one multimedia data stream representing a single multimedia program, comprising:
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a data divider partitioning the stream into at least first and second parts;
a first amplifier applying a first gain to the first part;
a second amplifier applying a second gain to the second part; and
a transmitter for transmitting the data stream. - View Dependent Claims (27, 28, 29, 30, 31, 32, 33, 34, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49)
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50. A communication system for multimedia data transmission, comprising:
means for applying at least first and second amplification gains to at least first and second parts, respectively, of a multimedia data stream representing a single program, based on relative importance of the parts, the first and second gains being different from each other. - View Dependent Claims (51, 52, 53, 54, 55, 56, 57, 58, 59)
Specification