发明授权
- 专利标题: Detecting device presence for a layer 3 connection using layer 2 discovery information
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申请号: US15367857申请日: 2016-12-02
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公开(公告)号: US09693252B1公开(公告)日: 2017-06-27
- 发明人: Arunkumar Navasivasakthivelsamy , Mitesh K. Desai , Dattatraya B. Rajpure , Henrique M. A. Filgueiras , Mukund Sankaranarayan , Abhinav Gupta , Arvind M. Murching , Manoj Kumar Miryala
- 申请人: Microsoft Technology Licensing, LLC
- 申请人地址: US WA Redmond
- 专利权人: Microsoft Technology Licensing, LLC
- 当前专利权人: Microsoft Technology Licensing, LLC
- 当前专利权人地址: US WA Redmond
- 主分类号: G06F15/173
- IPC分类号: G06F15/173 ; H04W24/08 ; H04L12/24 ; H04W8/00 ; H04W52/02 ; H04W76/04
摘要:
Techniques for monitoring presence of a remote device at Layer 2 that allow reducing power consumption without compromising the device's availability. A device that pairs with a remote wireless device may establish a Layer 3 connection, such as an IP connection, to the remote device to provide services to a user. The Layer 3 connection may be formed over a Layer 2 connection via an access point or as a peer-to-peer wireless connection between the devices. When the Layer 3 connection is not actively used to access the remote device, the Layer 3 connection and the supporting Layer 2 connection (e.g., WI-FI, WI-FI DIRECT™ or BLUETOOTH®) may be terminated and presence of the remote device may be monitored using a Layer 2 device discovery mechanism. The Layer 2 and Layer 3 connections to the device may be reestablished when use of the remote device is desired.
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