Digital accessory interface

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United States of America Patent

PATENT NO 9853804
SERIAL NO

14928179

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Abstract

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A method for transferring data over a half-duplex wired communications link, comprises, in each of a plurality of frames:

    transferring a synchronization data pattern in a first direction;transferring first payload data in the first direction;transferring second payload data in a second direction opposite to the first direction; andtransferring control data, wherein the format of the frame is such that, irrespective of whether the control data is transferred in the first direction or in the second direction, there is only one pair of reversals of a direction of data transfer in each frame.

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Patent Owner(s)

Patent OwnerAddress
CIRRUS LOGIC INC800 WEST SIXTH STREET AUSTIN TX 78701

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Zwart, Willem Edinburgh, GB 23 253

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