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Company Portfolio

Dolby International AB

Patents indexed

1

Year range

2020

telecommunicationsconsumer_electronicssoftware

Key Inventors

Mineo Tsushima1Takeshi Norimatsu1Kosuke Nishio1Naoya Tanaka1

All Patents

1

Career timeline

1 patents, in 2020

Dot size = forward citations

20202021

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US RE47935·2020

How Digital Audio Compression Saves Space by Copying Frequencies

A method for shrinking audio files by only saving the lower-pitched sounds and using clever math to reconstruct the higher-pitched sounds from them.

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