RRM Architecture Considerations February 2003 RRM Architecture Considerations + Richard Paine, Boeing

RRM Big Picture Application Users of Radio Information Upper February 2003 RRM Big Picture Application Users of Radio Information Upper Layers Presentation Session Users of Radio Information Transport Users of Radio Information IP Users of Radio Information Interface to Upper Layers MAC Radio Information MAC MAC and PHY Layers PHY Radio Information PHY Richard Paine, Boeing

February 2003 RRM Extension Options RRM blue stars show the likely location of RRM extensions, though RRM pink stars are (remotely) possible. RRM Applications are outside the 802.11 specs. SME RRM Applications (outside 802.11) MAC SAP MAC MLME RRM RRM MLME SAP PHY SAP PLME SAP PLCP PLME RRM RRM PLME SAP PMD SAP PMD RRM Richard Paine, Boeing

February 2003 Richard Paine, Boeing

TGh layer management model February 2003 TGh layer management model Extract from 802.11h-D2.1.32, which addresses some measurement extensions for DFS and TPC. MAC Timing Measurement Processing Policy Channel Switch Decision Frames SME MLME Timing PLME MREQUEST /MREPORT Measurement Policy MEASURE CHANNEL SWITCH Figure 26 – Layer Management Model Richard Paine, Boeing

AP Measurements 802.11f Context Blob 802.11h Request For Info or February 2003 AP Measurements 802.11f Context Blob 802.11h Request For Info or 802.11f Context Blob 10/100BaseT AP1 STA1 AP Table Per STA Table Processor Certs Pre-auth User CIM Schema QoS 802.11f Context Blob Richard Paine, Boeing

February 2003 Card Measurements AP1 STA1 Richard Paine, Boeing

11h February 2003 Richard Paine, Boeing PLME MLME SME Channel Switch MAC Timing Channel Switch Timing Decision Channel Switch CHANNEL SWITCH Measurement Processing MEASURE Measurement Policy Measurement Frames MREQUEST /MREPORT /MREPORT MREQUEST MLME SME Measurement Frames Measurement Policy Richard Paine, Boeing

MAC/PHY Context SME SME MLME MAC MLME MAC PLCP PLCP PLME PLME PMD PMD February 2003 MAC/PHY Context 802.11f Context Blob 802.11h Request for Information SME SME MLME MAC MLME MAC AP1 AP1 PLCP PLCP STA1 STA1 PLME PLME PMD PMD AP STA AP STA 802.11h Request for Information SME SME SME SME MAC PLCP PMD PLME MLME MAC PLCP PMD PLME MLME MAC PLCP PMD PLME MLME MAC PLCP PMD PLME MLME AP1 AP1 AP1 AP1 STA1 STA1 STA1 STA1 STA1 STA2 STA3 STA4 Richard Paine, Boeing

RRM MAC/PHY Interchanges February 2003 RRM MAC/PHY Interchanges Frame Report Report Request Reports NDIS SME MAC SAP MAC MLME 11h Get MLME SAP Linux RPE Histogram Req-Air PHY SAP PLME SAP PLCP PLME AP1 PLME SAP Get CCA CCA MGT STA1 PMD SAP PMD CCA REQ CCA RCV Mgt Frames Beacon on Setup Richard Paine, Boeing

RRM Services Reports from the SME Requests to the SME February 2003 RRM Services Reports from the SME Requests to the SME Requests from SME to MLME Requests from MLME to SME Passing Requests and Receiving Responses Across the PLME SAP Passing Requests and Receiving Responses Across the PMD Information to higher layers with SNMP MIBs Information to higher layers outside SNMP MIBs Richard Paine, Boeing

Elements of Radio Measurement February 2003 Elements of Radio Measurement Base Measurements Per AP Measurements Per STA Measurements Requested Measurements Handoffs to Higher Layers Measurement Policies Measurement Topologies Richard Paine, Boeing

Base Measurements 1 RSSI 2 Signal Quality 3 RPI Histogram 4 PSNI 5 DR February 2003 Base Measurements 1 RSSI 2 Signal Quality 3 RPI Histogram 4 PSNI 5 DR 6 Loading (requested vs served) Richard Paine, Boeing

Per AP Measurements SSID Model # STA Assoc BSS ESS # APs Seen February 2003 Per AP Measurements SSID Model # STA Assoc BSS ESS # APs Seen # STA Seen DR Loading Richard Paine, Boeing

Per STA Measurements SSID Model AP Assoc BSS ESS # APs Seen # STA Seen February 2003 Per STA Measurements SSID Model AP Assoc BSS ESS # APs Seen # STA Seen DR Optimum AP Richard Paine, Boeing

Requested Measurements February 2003 Requested Measurements Frame Report Report Request Reports NDIS Linux RPI Histogram Needing Definition: Report Request Frame Report RPI Histogram Reports Linux Interface NDIS Interface SNMP Interface Richard Paine, Boeing

Handoffs to Higher Layers February 2003 Handoffs to Higher Layers Interface to Upper Layers MAC Radio Information MAC MAC and PHY Layers PHY Radio Information PHY Needing Definition: NDIS Objects Linux Objects Richard Paine, Boeing

Measurement Policies Needing Definition: SME Measurement Policies February 2003 Measurement Policies Needing Definition: SME Measurement Policies 11h Measurement Policies Richard Paine, Boeing

Measurement Topologies February 2003 Measurement Topologies 2 1 3 4 5 Needing Definition: Per BSS Topology Per ESS Topology Per Radio View Topology Richard Paine, Boeing

Future Allocation & Utilization February 2003 Future Allocation & Utilization Fixed Spectrum Assignments Lead to Inefficient Spectrum Utilization Opportunities Exist in Time, Frequency, and Geography RF Spectrum Allocated by Policy Allocations, Assignments, and Incumbents Vary by Country Heavy Use Heavy Use Sparse Use Medium Use Observations Show Bands of Local Heavy and Sparse Activity Temporal Usage Characteristics Vary by Band & Service Potential for Usage Dependent on Incumbent Service & Equipment Static Spectrum Management is Limited in Its Ability to Improve Spectrum Utilization Efficiencies Richard Paine, Boeing