802.11 High Throughput Coexistence issues – a personal comment May 2003 802.11 High Throughput Coexistence issues – a personal comment Adrian P Stephens (adrian.p.stephens@intel.com) Adrian Stephens, Intel

Month 2002 doc.: IEEE 802.11-02/xxxr0 May 2003 802.11 HT Coexistence Issues Want to avoid sharing a channel with legacy devices Channel selection heuristic The possibility of “cooperating” with 802.11h devices to move them Protocol is “agnostic” to frequency band Must support 2.4 GHz and 5 GHz operation “Mixed” BSS operation is rare, but must be present in the protocol. Adrian Stephens, Intel John Doe, His Company

Month 2002 doc.: IEEE 802.11-02/xxxr0 May 2003 Usage Modeling Usage Modeling HTSG special committee started with this author as the chair Likely to be ~15 use cases for which results must be presented during submission. Each use case adds significantly to the cost of preparing submissions What are the interference use cases? Who can define what types of interference are reasonable? Adrian Stephens, Intel John Doe, His Company