Method and system for allowing a media player to transfer digital audio to an accessory
First Claim
1. A method for transferring digital audio data from a media player to an accessory, the method comprising, by the accessory:
- sending to the media player a list of sample rates supported by the accessory;
receiving from the media player track information including a first sample rate for a first track, wherein the first sample rate is selected by the media player and is one of the sample rates on the list of sample rates supported by the accessory;
configuring a digital audio interface of the accessory according to the first sample rate; and
receiving digital audio samples of the first track from the media player at the first sample rate via the digital audio interface.
3 Assignments
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Accused Products
Abstract
A method and system for allowing a media player to transfer digital audio to an accessory is disclosed. The method and system comprises sending a play command to the media player; returning information about the media player; and providing digital audio to the accessory based upon the information about the media player. In a system and method in accordance with the present invention a plurality of commands allow a media player to transfer digital audio to an accessory. These commands are used by the media player to gather a list of supported sample rates from the accessory and to inform the accessory of the media player'"'"'s information.
319 Citations
28 Claims
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1. A method for transferring digital audio data from a media player to an accessory, the method comprising, by the accessory:
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sending to the media player a list of sample rates supported by the accessory; receiving from the media player track information including a first sample rate for a first track, wherein the first sample rate is selected by the media player and is one of the sample rates on the list of sample rates supported by the accessory; configuring a digital audio interface of the accessory according to the first sample rate; and receiving digital audio samples of the first track from the media player at the first sample rate via the digital audio interface. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A method for transferring digital audio data from a media player to an accessory, the method comprising, by the media player:
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requesting from the accessory a list of sample rates supported by the accessory; receiving from the accessory the list of sample rates supported by the accessory; selecting from the list of sample rates supported by the accessory a first sample rate to be used for a playing a first track of digital audio data; sending track information including the first sample rate to the accessory; and sending digital audio samples of the first track via a digital audio interface to the accessory at the first sample rate. - View Dependent Claims (8, 9, 10, 11, 12, 13, 14)
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15. An accessory for use with a media player, the accessory comprising:
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a digital audio interface configured to receive digital audio samples of a track of digital audio data from the media player; a playback unit configured to play a track of digital audio data received via the digital audio interface; and a command interface configured to communicate with the media player using a plurality of commands, the plurality of commands including; a first command sendable by the accessory to the media player, the first command providing to the media player a list of sample rates supported by the accessory; and a second command receivable by the accessory from the media player, the second command providing to the accessory track information for a track of digital audio data, the track information including a sample rate for the track, the sample rate for the track being selected by the media player from the list of sample rates supported by the accessory. - View Dependent Claims (16, 17, 18, 19, 20)
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21. A media player for use with an accessory, the media player comprising:
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a digital audio interface configured to send digital audio samples of a track of digital audio data to the accessory; a storage device configured to store a plurality of tracks of digital audio data; a playback engine configured to select a sample rate for one of the stored tracks of digital audio data and to deliver the one of the stored tracks to the digital audio interface at the selected sample rate; and a command interface configured to communicate with the accessory using a plurality of commands, the plurality of commands including; a first command receivable by the media player from the accessory, the first command providing to the media player a list of sample rates supported by the accessory; and a second command sendable by the media player to the accessory, the second command providing to the accessory track information for a track of digital audio data to be sent to the accessory, the track information including the sample rate selected by the playback engine for the track, wherein the selected sample rate is one of the sample rates on the list of sample rates supported by the accessory. - View Dependent Claims (22, 23, 24, 25, 26, 27, 28)
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Specification