发明申请
US20090182924A1 METHOD AND SYSTEM FOR CONTROLLING POWER PROVIDED TO AN ACCESSORY
有权
用于控制附件提供的功率的方法和系统
- 专利标题： METHOD AND SYSTEM FOR CONTROLLING POWER PROVIDED TO AN ACCESSORY
- 专利标题（中）： 用于控制附件提供的功率的方法和系统
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申请号： US11519278申请日： 2006-09-11
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公开(公告)号： US20090182924A1公开(公告)日： 2009-07-16
- 发明人: Gregory T. Lydon , Scott Krueger , Donald J. Novotney , John B. Filson , David Tupman
- 申请人： Gregory T. Lydon , Scott Krueger , Donald J. Novotney , John B. Filson , David Tupman
- 申请人地址： US CA Cupertino
- 专利权人： Apple Computer, Inc.
- 当前专利权人： Apple Computer, Inc.
- 当前专利权人地址： US CA Cupertino
- 主分类号： G06F13/00
- IPC分类号： G06F13/00
摘要：
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.
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