Abstract: A connector interface system is disclosed. The connector interface system includes an interface and a protocol in communication with which allows a media player to communicate with external devices over a transport link. The protocol includes a core protocol functionality and a plurality of accessory lingoes. The accessory lingoes comprise a microphone lingo, a simple remote lingo, a display remote lingo, a RF transmitter lingo and an extended interface lingo.

Abstract: A connector interface system is disclosed. The connector interface system includes an interface and a protocol in communication with which allows a media player to communicate with external devices over a transport link. The protocol includes a core protocol functionality and a plurality of accessory lingoes. The accessory lingoes comprise a microphone lingo, a simple remote lingo, a display remote lingo, a RF transmitter lingo and an extended interface lingo.

Abstract: A method and system in accordance with the present invention allows an accessory to control settings of a portable media player when providing video to an accessory, to control playback of the portable media player and to provide for navigation between video tracks in a hierarchical fashion. In so doing, a portable media player can then utilize this information to provide for the maximum functionality of the accessory when connected to the portable media player.

Abstract: A method, system, and connector interface for controlling an accessory. The method includes obtaining, by a portable media player, tuning information from the accessory; and controlling, by the portable media player, the accessory based on the tuning information. According to the system and method disclosed herein, the portable media player and accessory may utilize a plurality of commands utilized in a variety of environments such as within a connector interface system environment to control access to the portable media player.

Abstract: A method and system for allowing a media player to determine if it supports the capabilities of an accessory are disclosed. The method and system comprise requesting information about the capabilities of the accessory by the media player and providing information about the capabilities of the accessory by the accessory to the media player. The method and system further include utilizing the information to determine if the capabilities of the accessory are supported by the media player. Accordingly, a method and system in accordance with the present invention provides a system that allows a media player to obtain information from an accessory about the accessory's capability. A media player can then utilize this information to allow for the maximum functionality of the accessory when connected to the media player.

Abstract: A method and system in accordance with the present invention provides a system that allows a portable media player to control settings of portable media player when receiving video from an accessory, to control playback of the portable media player and to provide for navigation between video tracks in a hierarchical fashion. In so doing, a portable media player can then utilize this information to provide for the maximum functionality of the accessory when connected to the portable media player.

Abstract: A method, system, and connector interface for transferring status information between a media player and an accessory. The method includes determining, by the accessory, when a button event occurs; and transmitting, by the accessory, at least one button status command to the media player, where the one or more button status commands comprise a context-specific button status command and at least one command associated with a particular media type. According to the method and system disclosed herein, the media player and accessory may utilize a plurality of commands in a variety of environment such as within a connector interface system environment to facilitate the transfer of status information.

Abstract: A connector interface system is disclosed. The connector interface system includes an interface and a protocol in communication with which allows a media player to communicate with external devices over a transport link. The protocol includes a core protocol functionality and a plurality of accessory lingoes. The accessory lingoes comprise a microphone lingo, a simple remote lingo, a display remote lingo, a RF transmitter lingo and an extended interface lingo.

Abstract: A method, system, and connector interface for authenticating an accessory. The method includes performing a first authentication operation on the accessory by the media player, where an authentication certificate is validated; and performing a second authentication operation on the accessory by the media player, where an authentication signature is validated. According to the system and method disclosed herein, the media player and accessory may utilize a plurality of commands utilized in a variety of environments such as within a connector interface system environment to control access to the media player.

Abstract: A method, system, and connector interface for transferring album artwork between a media player and an accessory. The method comprises obtaining, by the accessory, artwork information associated with album artwork from the media player; and obtaining, by the accessory, the album artwork from the media player based on the artwork information. According to the system and method disclosed herein, the media player and accessory may utilize a plurality of commands utilized in a variety of environments, such as within a connector interface system environment, to facilitate the transfer of album artwork.

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.