Invention Grant
- Patent Title: Method and system for controlling power provided to an accessory
- Patent Title (中): 用于控制提供给附件的功率的方法和系统
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Application No.: US12478235Application Date: 2009-06-04
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Publication No.: US08112567B2Publication Date: 2012-02-07
- Inventor: Gregory T. Lydon , Scott Krueger , Donald J. Novotney , John B. Filson , David Tupman
- Applicant: Gregory T. Lydon , Scott Krueger , Donald J. Novotney , John B. Filson , David Tupman
- Applicant Address: US CA Cupertino
- Assignee: Apple, Inc.
- Current Assignee: Apple, Inc.
- Current Assignee Address: US CA Cupertino
- Agency: Kilpatrick Townsend & Stockton LLP
- Main IPC: G06F13/42
- IPC: G06F13/42
Abstract:
A method for a portable media player to control power provided an accessory is disclosed. The method includes requesting information about the power capabilities of the accessory by the portable media player. The method further includes providing information about the power capabilities of the accessory by the accessory to the portable media player, and utilizing the information to set the power of the accessory. A method and system in accordance with the present invention provides a system that allows a portable media player to obtain information from an accessory concerning its power requirements. A portable media player can then utilize the power requirements information to allow for the powering of the accessory when connected to the portable media player.
Public/Granted literature
- US20090249101A1 METHOD AND SYSTEM FOR CONTROLLING POWER PROVIDED TO AN ACCESSORY Public/Granted day:2009-10-01
Information query
