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Wireless for the Outdoor EnterpriseTM




             Technology Overview




Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending.   1
Company Background
     ā€¢ Multi-radio mesh development begun 2002
           ā€“ Core Patents on Multi-radio mesh filed Oct 2002, issued 2008
           ā€“ Two radio backhaul prototype implemented Nov 2003
           ā€“ Scalable Distributed Radio Management demoed Aug 2004

     ā€¢ Meshdynamics incorporated 2005
           ā€“   IP from earlier developments incorporated
           ā€“   IP portfolio extended to 9 patent applications + 1 awarded.
           ā€“   First products shipped 2005, production release 11/05
           ā€“   Profitable in FY 2008. No long term debt.

     ā€¢ 100+ networks, 1500+ nodes installed worldwide
           ā€“ References available from USAF, US Army, SPAWAR San Diego,
             BAESystems, DCS Corporation, General Dynamics, Northrop
             Grumman, military defense contractors in Israel, UK, Canada,
             Shotspotter, Joy Mining, Rio Tinto Mining, Seismic exploration
             companies, Professional Golf Association (PGA), IBM.

Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending.   2
Core Competitive Advantages
       ā€¢   Extremely high performance, many hops, low latency per hop
            ā€“ High bandwidth, minimal delay for video, data
            ā€“ Proven superior in extensive testing by SPAWAR, USAF
            ā€“ Proven external communication from inside mine 12 hops long

       ā€¢   Distributed dynamic radio intelligence
            ā€“ Cooperative ā€œRadio robotsā€ inside node automate mesh set-up
            ā€“ Network reuses channels for maximum performance
            ā€“ Automated interference avoidance works at segmented levels

       ā€¢   Exceptional mobility capabilities
            ā€“ Scanning subsystem continuously monitoring RF environment
            ā€“ Dynamic network forms and reforms rapidly.

       ā€¢   Radio Agnostic Architecture
            ā€“ Hardware Abstracted Layer treats radio as a port.
            ā€“ Device Abstracted Layer supports 2.4G, 4.9G, 5.8G radio
            ā€“ Permitted channel lists is dynamic, remotely configurable.

       ā€¢   Platform Agnostic Software
            ā€“ Runs on Multiple versions of Linux
            ā€“ Being ported to Windows (Laptops) and Windows Mobile (Smart phones)
Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending.   3
Proven Scalability
      ā€¢    Events/tactical networks
            ā€“ Fast set-up, interference avoidance, high performance for video
            ā€“ 100+ Nodes with Professional Golfers Assoc.[IBM/PGA]

      ā€¢    Mining, Seismic Exploration
            ā€“ High performance over many hops, compact size
            ā€“ 100+ Nodes in Wireless Sensor Grids for Seismic exploration

      ā€¢    Rail and transportation corridors
            ā€“ Mobility, consistent high performance over many hops
            ā€“ 60+ Nodes evaluation in progress in Korea

      ā€¢    Military and mobility
            ā€“ High performance, automated network formation at speed
            ā€“ 25+ nodes Truck Convoy tested in Iraq, Army bases.

      ā€¢    Border and perimeter security
            ā€“ High performance for video over many hops, fast set-up
            ā€“ 25+ nodes deployed along Arizona-Mexico border for DHS
Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending.   4
long-range
                                                           backhaul




Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending.   5
municipal
                                                                 mesh




Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending.   6
public
                                                                             safety




Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending.   7
sporting
             events
Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending.   8
surveillance
           solutions

Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending.   9
underground
                                                             mining




Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending.   10
surface
                                                                              mining




Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending.   11
mobile
              mesh




Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending.   12
military
                                                                     deployments




Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending.   13
military
                                                                     deployments




     References: SPAWAR San Diego, NPS, Field Tests by Military Contractors for US Army
Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending.   14
The Wired Switch Stack Paradigm


         Separate
        Contention
         Domains




            ā€¢ Switch Stacks tree like topology has proven scalability
            ā€¢ MeshDynamics Emulates Layer II Switch Stack wirelessly.
            ā€¢ Dynamic channel management insulates wireless ā€œwiresā€


Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending.   15
The Wireless Switch Stack Paradigm




                                                                   Separate
                                                                  Contention
                                                                   Domains




Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending.   16
The Wireless Switch Stack Paradigm


       Hub                                         Switch




                   ā€¢ Emulates Layer Two Switch Stack Architecture. (Scalable)
                   ā€¢ Dynamic Channel Management manages ā€œinsulationā€.


Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending.   17
The Wireless Switch Stack Paradigm


                                                          Only one segment is affected
        Entire Mesh is affected by
                                                          by Local Interference Source
        Local Interference Source

                                                          Only one link has to change Channels
        Single Radio = Single Channel




                   ā€¢ Emulates Layer Two Switch Stack Architecture. (Scalable)
                   ā€¢ Dynamic Channel Management manages ā€œinsulationā€.
                   ā€¢ Multiple Channels enables Local Interference Management

Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending.   18
Minimal Performance Degradation
                                                                                             One Hop


                                                            22-23 Mbps TCP/IP




                                                                                           Two Hops


                                                           22-23 Mbps TCP/IP




                                                                                            Three Hops


                                                             22-23 Mbps TCP/IP




Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending.     19
Minimal Performance Degradation
                                                                                             One Hop


                                                            22-23 Mbps TCP/IP

   USAF Test Findings at Force Protection Battle Lab.
   1.   Bandwidth is preserved even beyond 9 hops
   2.   Latency is less than 1 ms per hop
                                                                                           Two Hops
   3.   Scalable across both string and star topologies


                                                           22-23 Mbps TCP/IP




                                                                                            Three Hops


                                                             22-23 Mbps TCP/IP




Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending.     20
Performance Degradation For Others




Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending.   21
Performance Degradation For Others




Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending.   22
Controlled Latency and Jitter (VOIP)
                       One way delay experienced by the 36 simultaneous callers:
                       Latency with Concatenation Engine is 10 ms + 1 ms per hop




       Jitter experienced by 36 simultaneous callers.
       Less than 4 ms average over 4 hops.




Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending.   23
Video Surveillance with Mobile Node




 Wired End                                                              Mobile Camera




Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending.   24
Deployed Mobility Applications

   Douglas
   Station



                                                          Trunk Mounted Unit (Mobile Unit)




                           Douglas Arizona, SPAWAR San Diego/ DHS

Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending.   25
Modular Four Radio Outdoor Enclosure



                  ā€¢ All COTS Hardware.
                  ā€¢ All Smarts in Radio Management




   Distributed Control System                               Radio Agnostic Architecture

   . Dynamic Channel Management                             . Hardware Abstraction Layer talks to radios.
   . Rapid Mesh Formation/Modification                      . Supports multiple backhauls/modes in one framework
   . Same Code base in all models                           . Heartbeat updates supports interoperation between models.




Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending.                      26
Modular Four Radio Configurations


         5GHz UPLINK



                                                  mesh
                                                   dynamics




                                                                             5GHz DOWNLINK




Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending.   27
Modular Four Radio Configurations


                                                                               (2ND) 5GHz AP
         5GHz UPLINK
                                                                                      or
                                                                               Mobility Scanner

                                                  mesh
                                                   dynamics




            2.4GHz AP                                                        5GHz DOWNLINK




Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending.   28
Smart Outdoor Low Loss Extension Cable




                                            ā€¦
                                            ā€¦
                                            ā€¦
                                            VOIP




                                                                                       WIRELESS
                                                                                       CLIENTS




Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending.   29
Smart Outdoor Low Loss Extension Cable




                   ā€¦
                   ā€¦
                   ā€¦
                   VOIP




                                                                                                       ā€¦
                                                                                                       ā€¦
                                                                                                       ā€¦
                                                                                                       ā€¦
                                                            WIRELESS
                                                                                                       VOIP
                                                            CLIENTS




Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending.          30
Smart Outdoor Low Loss Extension Cable


                                                                            WIRELESS
                                                                            CLIENTS




                                                                                        ā€¦
                                                                                        ā€¦
                                                                                        ā€¦
                                                                                        ā€¦
                                                ā€¦
                                                ā€¦
WIRELESS                                        ā€¦                                      VOIP
                                                ā€¦
CLIENTS
                                               VOIP




                                                                      ā€¦
                                                                      ā€¦
                                                                      ā€¦
                                                                      ā€¦                WIRELESS
                                                                                       CLIENTS
                                                                     VOIP




Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending.   31
Episodic and Mobile Networks




                                       Connectivity within Cluster at all
                                       Times. (No root node is required)


Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending.   32
Hybrid Mesh




             Excerpts from Video Web Cast at: www.meshdynamics.com/MDWebCasts.html
Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending.   33
Hybrid Mesh




             Excerpts from Video Web Cast at: www.meshdynamics.com/MDWebCasts.html
Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending.   34
Hybrid Mesh




                                                                                 Connectivity within Cluster
                                                                                 (No root node is needed)




             Excerpts from Video Web Cast at: www.meshdynamics.com/MDWebCasts.html
Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending.       35
Hybrid Mesh




                                                                                 Connectivity within Cluster
                                                                                 (No root node is needed)




             Excerpts from Video Web Cast at: www.meshdynamics.com/MDWebCasts.html
Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending.       36
Hybrid Mesh




                                                                                 Connectivity within Cluster
                                                                                 (No root node is needed)




             Excerpts from Video Web Cast at: www.meshdynamics.com/MDWebCasts.html
Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending.       37
Persistent VOIP Connectivity Within Clusters
                       A                         B
                                                                            Only Phone with PSTN access




                                                                                          ROOT




                                                                                   Wired gateway access

                                                                                   . Other Mesh Networks
                                                                                   . PSTN via PBX


                                                                                          Connectivity within Cluster
                                                                                          (No root node is needed)
                                                                  C



               ,
          A        B       Islands - client connectivity limited to clients of one node

                           Floating Network - client connectivity limited to clients of connected nodes,
           C
                           no external connection available, no connectivity to other nodes in network

Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending.                38
Persistent VOIP Connectivity Within Clusters

                                                                      Only Phone with PSTN access




                                                                                  ROOT




                                                                             Wired gateway access

                                                                             . Other Mesh Networks
                                                                             . PSTN via PBX


                                                                                 Connectivity within Cluster
                                                                                 (No root node is needed)


          ā€¢ As Mesh clusters coalesce, SIP registry is updated.
          ā€¢ Client communication range and accessibility increases. .


Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending.       39
Persistent VOIP Connectivity Within Clusters

                                                                      Only Phone with PSTN access




                                                                                  ROOT




                                                                             Wired gateway access

                                                                             . Other Mesh Networks
                                                                             . PSTN via PBX




          ā€¢ As Mesh clusters coalesce, SIP registry is updated.
          ā€¢ Client communication range and accessibility increases.
          ā€¢ PSTN access also if any one mesh node has wired gateway access.

Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending.   40
Network Management System




        Node Specific
                                                                      Network Topology




                                                       Heart Beat Updates




Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending.   41
Network Management System




Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending.   42
One Network View, All products
                                                            One Network for 1,2,3 or 4 radio systems




Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending.   43
Radio and Platform Independence

                                                          MESH                                   RADIOĀ Ā H/WĀ 
                                                        ALGORITHM
                                     802.11                                                    &Ā OSĀ PLATFORMĀ 
                 SECURITY
                                                                                               INDEPENDENCE
                                       AP
               COMPONENTS

                                     BRIDGE



                             OSĀ ABSTRACTIONĀ LAYER



                                                                                              ALLĀ NETWORKĀ DRIVERSĀ 
                                                           NETĀ DRVĀ                              FORĀ SPECIFIEDĀ OSĀ 
                                                          COUPLING                            IMPLEMENTĀ COUPLINGĀ 
                      OS                                                                       TOĀ INTERFACEĀ W/Ā OSĀ 
                                                          INTERFACE                            ABSTRACTIONĀ LAYER




                                                    net
                                                               Radio Specific Mappings
                                                    drv

Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending.                 44
NMS Customization For OEMs
        MESHDYNAMICS STANDARD                              CUSTOM NETWORK MANAGEMENT INTERFACE (Web View)
     NETWORK MANAGEMENT INTERFACE




                                                      MESHDYNAMICS
                                                     NMS JAVA ENGINE




              AUTOMATION
                                                                        THIRD
                SCRIPTS
                                                                        PARTY
                                                                       ADAPTER
                                                                                            THIRD
                                                                                            PARTY
                                                                                         APPLICATIONS
                                                                CUSTOM
                                                                 JAVA
                                                              APPLICATION
                       MESHDYNAMICS
                                       MESHDYNAMICS JAVA
                        JAVASCRIPT
                                         APPLICATION API
                        APPLICATION
                            API



Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending.        45
NMS API Interface For OEMs




Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending.   46
Customized Browser Interface
    Scalable Publish/Subscribe model

    UDP heart beat packets published periodically on network.

    One type of ā€œSubscriberā€ updates Database. In publish/subscribe
    model there is limit on number of subscribers or publishers.

    Other publishers could be customer application data. Example:
    Sensor updates from serial line interface: battery power or GPS
    location also time stamped and stored in database

    Same scalable model applies to all.




Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending.   47
Custom Heartbeats Application




                         Parent Downlink RSSI (Mobility)




Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending.   48
Custom Heartbeats Application

        Exposed NMS API used to update locations on maps from

        1. www.OpenStreetMap.org (maps preloaded and stored)
        2. www.maps.google.com   (Online loading)




Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending.   49
Remote Monitor/Management

                  1




                                                                               3




                                                             Options:

                                                             . Stream Forwarding
                      2

                                                             . Query Forwarding
                                                             . Web View from Database Logs
                                                             . Adaptors for SNMP


Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending.   50
More Information ?

       1. These slides are located at:

                   www.meshdynamics.com/documents/MDTechoverview.pdf

       2. Other presentations at:

                   www.meshdynamics.com/tech-presentations.html

       3. Email: fdacosta@meshdynamics.com


         Thank you.




Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending.   51
RF Planner and Location Estimation
                                                                  Taught Obstacles
                    PC4




                                                                                     Triangulated Location Estimate
                                            PC3
                                                                             PC1




                                                   RF Range Envelope (12 Mbps) Estimated

                                      PC2




                                                    RF Range Envelope (12 Mbps) measured by Mobile Scanner




Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending.                  52
Aperiodic Sensor Update Request




Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending.   53
Packet Level Configuration




Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending.   54
Packet Level Rule Based Management




Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending.   55
Radio/Port Level Configuration




                                           NMS self configures Dialog for Model Number

Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending.   56
RF Editor: Custom Channel Width, Frequency




                     Custom Channel Width



                                                                                Custom Channel Frequency




Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending.   57

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MeshDynamics Technical Overrview

  • 1. Wireless for the Outdoor EnterpriseTM Technology Overview Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending. 1
  • 2. Company Background ā€¢ Multi-radio mesh development begun 2002 ā€“ Core Patents on Multi-radio mesh filed Oct 2002, issued 2008 ā€“ Two radio backhaul prototype implemented Nov 2003 ā€“ Scalable Distributed Radio Management demoed Aug 2004 ā€¢ Meshdynamics incorporated 2005 ā€“ IP from earlier developments incorporated ā€“ IP portfolio extended to 9 patent applications + 1 awarded. ā€“ First products shipped 2005, production release 11/05 ā€“ Profitable in FY 2008. No long term debt. ā€¢ 100+ networks, 1500+ nodes installed worldwide ā€“ References available from USAF, US Army, SPAWAR San Diego, BAESystems, DCS Corporation, General Dynamics, Northrop Grumman, military defense contractors in Israel, UK, Canada, Shotspotter, Joy Mining, Rio Tinto Mining, Seismic exploration companies, Professional Golf Association (PGA), IBM. Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending. 2
  • 3. Core Competitive Advantages ā€¢ Extremely high performance, many hops, low latency per hop ā€“ High bandwidth, minimal delay for video, data ā€“ Proven superior in extensive testing by SPAWAR, USAF ā€“ Proven external communication from inside mine 12 hops long ā€¢ Distributed dynamic radio intelligence ā€“ Cooperative ā€œRadio robotsā€ inside node automate mesh set-up ā€“ Network reuses channels for maximum performance ā€“ Automated interference avoidance works at segmented levels ā€¢ Exceptional mobility capabilities ā€“ Scanning subsystem continuously monitoring RF environment ā€“ Dynamic network forms and reforms rapidly. ā€¢ Radio Agnostic Architecture ā€“ Hardware Abstracted Layer treats radio as a port. ā€“ Device Abstracted Layer supports 2.4G, 4.9G, 5.8G radio ā€“ Permitted channel lists is dynamic, remotely configurable. ā€¢ Platform Agnostic Software ā€“ Runs on Multiple versions of Linux ā€“ Being ported to Windows (Laptops) and Windows Mobile (Smart phones) Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending. 3
  • 4. Proven Scalability ā€¢ Events/tactical networks ā€“ Fast set-up, interference avoidance, high performance for video ā€“ 100+ Nodes with Professional Golfers Assoc.[IBM/PGA] ā€¢ Mining, Seismic Exploration ā€“ High performance over many hops, compact size ā€“ 100+ Nodes in Wireless Sensor Grids for Seismic exploration ā€¢ Rail and transportation corridors ā€“ Mobility, consistent high performance over many hops ā€“ 60+ Nodes evaluation in progress in Korea ā€¢ Military and mobility ā€“ High performance, automated network formation at speed ā€“ 25+ nodes Truck Convoy tested in Iraq, Army bases. ā€¢ Border and perimeter security ā€“ High performance for video over many hops, fast set-up ā€“ 25+ nodes deployed along Arizona-Mexico border for DHS Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending. 4
  • 5. long-range backhaul Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending. 5
  • 6. municipal mesh Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending. 6
  • 7. public safety Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending. 7
  • 8. sporting events Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending. 8
  • 9. surveillance solutions Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending. 9
  • 10. underground mining Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending. 10
  • 11. surface mining Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending. 11
  • 12. mobile mesh Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending. 12
  • 13. military deployments Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending. 13
  • 14. military deployments References: SPAWAR San Diego, NPS, Field Tests by Military Contractors for US Army Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending. 14
  • 15. The Wired Switch Stack Paradigm Separate Contention Domains ā€¢ Switch Stacks tree like topology has proven scalability ā€¢ MeshDynamics Emulates Layer II Switch Stack wirelessly. ā€¢ Dynamic channel management insulates wireless ā€œwiresā€ Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending. 15
  • 16. The Wireless Switch Stack Paradigm Separate Contention Domains Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending. 16
  • 17. The Wireless Switch Stack Paradigm Hub Switch ā€¢ Emulates Layer Two Switch Stack Architecture. (Scalable) ā€¢ Dynamic Channel Management manages ā€œinsulationā€. Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending. 17
  • 18. The Wireless Switch Stack Paradigm Only one segment is affected Entire Mesh is affected by by Local Interference Source Local Interference Source Only one link has to change Channels Single Radio = Single Channel ā€¢ Emulates Layer Two Switch Stack Architecture. (Scalable) ā€¢ Dynamic Channel Management manages ā€œinsulationā€. ā€¢ Multiple Channels enables Local Interference Management Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending. 18
  • 19. Minimal Performance Degradation One Hop 22-23 Mbps TCP/IP Two Hops 22-23 Mbps TCP/IP Three Hops 22-23 Mbps TCP/IP Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending. 19
  • 20. Minimal Performance Degradation One Hop 22-23 Mbps TCP/IP USAF Test Findings at Force Protection Battle Lab. 1. Bandwidth is preserved even beyond 9 hops 2. Latency is less than 1 ms per hop Two Hops 3. Scalable across both string and star topologies 22-23 Mbps TCP/IP Three Hops 22-23 Mbps TCP/IP Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending. 20
  • 21. Performance Degradation For Others Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending. 21
  • 22. Performance Degradation For Others Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending. 22
  • 23. Controlled Latency and Jitter (VOIP) One way delay experienced by the 36 simultaneous callers: Latency with Concatenation Engine is 10 ms + 1 ms per hop Jitter experienced by 36 simultaneous callers. Less than 4 ms average over 4 hops. Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending. 23
  • 24. Video Surveillance with Mobile Node Wired End Mobile Camera Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending. 24
  • 25. Deployed Mobility Applications Douglas Station Trunk Mounted Unit (Mobile Unit) Douglas Arizona, SPAWAR San Diego/ DHS Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending. 25
  • 26. Modular Four Radio Outdoor Enclosure ā€¢ All COTS Hardware. ā€¢ All Smarts in Radio Management Distributed Control System Radio Agnostic Architecture . Dynamic Channel Management . Hardware Abstraction Layer talks to radios. . Rapid Mesh Formation/Modification . Supports multiple backhauls/modes in one framework . Same Code base in all models . Heartbeat updates supports interoperation between models. Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending. 26
  • 27. Modular Four Radio Configurations 5GHz UPLINK mesh dynamics 5GHz DOWNLINK Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending. 27
  • 28. Modular Four Radio Configurations (2ND) 5GHz AP 5GHz UPLINK or Mobility Scanner mesh dynamics 2.4GHz AP 5GHz DOWNLINK Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending. 28
  • 29. Smart Outdoor Low Loss Extension Cable ā€¦ ā€¦ ā€¦ VOIP WIRELESS CLIENTS Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending. 29
  • 30. Smart Outdoor Low Loss Extension Cable ā€¦ ā€¦ ā€¦ VOIP ā€¦ ā€¦ ā€¦ ā€¦ WIRELESS VOIP CLIENTS Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending. 30
  • 31. Smart Outdoor Low Loss Extension Cable WIRELESS CLIENTS ā€¦ ā€¦ ā€¦ ā€¦ ā€¦ ā€¦ WIRELESS ā€¦ VOIP ā€¦ CLIENTS VOIP ā€¦ ā€¦ ā€¦ ā€¦ WIRELESS CLIENTS VOIP Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending. 31
  • 32. Episodic and Mobile Networks Connectivity within Cluster at all Times. (No root node is required) Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending. 32
  • 33. Hybrid Mesh Excerpts from Video Web Cast at: www.meshdynamics.com/MDWebCasts.html Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending. 33
  • 34. Hybrid Mesh Excerpts from Video Web Cast at: www.meshdynamics.com/MDWebCasts.html Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending. 34
  • 35. Hybrid Mesh Connectivity within Cluster (No root node is needed) Excerpts from Video Web Cast at: www.meshdynamics.com/MDWebCasts.html Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending. 35
  • 36. Hybrid Mesh Connectivity within Cluster (No root node is needed) Excerpts from Video Web Cast at: www.meshdynamics.com/MDWebCasts.html Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending. 36
  • 37. Hybrid Mesh Connectivity within Cluster (No root node is needed) Excerpts from Video Web Cast at: www.meshdynamics.com/MDWebCasts.html Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending. 37
  • 38. Persistent VOIP Connectivity Within Clusters A B Only Phone with PSTN access ROOT Wired gateway access . Other Mesh Networks . PSTN via PBX Connectivity within Cluster (No root node is needed) C , A B Islands - client connectivity limited to clients of one node Floating Network - client connectivity limited to clients of connected nodes, C no external connection available, no connectivity to other nodes in network Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending. 38
  • 39. Persistent VOIP Connectivity Within Clusters Only Phone with PSTN access ROOT Wired gateway access . Other Mesh Networks . PSTN via PBX Connectivity within Cluster (No root node is needed) ā€¢ As Mesh clusters coalesce, SIP registry is updated. ā€¢ Client communication range and accessibility increases. . Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending. 39
  • 40. Persistent VOIP Connectivity Within Clusters Only Phone with PSTN access ROOT Wired gateway access . Other Mesh Networks . PSTN via PBX ā€¢ As Mesh clusters coalesce, SIP registry is updated. ā€¢ Client communication range and accessibility increases. ā€¢ PSTN access also if any one mesh node has wired gateway access. Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending. 40
  • 41. Network Management System Node Specific Network Topology Heart Beat Updates Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending. 41
  • 42. Network Management System Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending. 42
  • 43. One Network View, All products One Network for 1,2,3 or 4 radio systems Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending. 43
  • 44. Radio and Platform Independence MESH RADIOĀ Ā H/WĀ  ALGORITHM 802.11 &Ā OSĀ PLATFORMĀ  SECURITY INDEPENDENCE AP COMPONENTS BRIDGE OSĀ ABSTRACTIONĀ LAYER ALLĀ NETWORKĀ DRIVERSĀ  NETĀ DRVĀ  FORĀ SPECIFIEDĀ OSĀ  COUPLING IMPLEMENTĀ COUPLINGĀ  OS TOĀ INTERFACEĀ W/Ā OSĀ  INTERFACE ABSTRACTIONĀ LAYER net Radio Specific Mappings drv Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending. 44
  • 45. NMS Customization For OEMs MESHDYNAMICS STANDARD CUSTOM NETWORK MANAGEMENT INTERFACE (Web View) NETWORK MANAGEMENT INTERFACE MESHDYNAMICS NMS JAVA ENGINE AUTOMATION THIRD SCRIPTS PARTY ADAPTER THIRD PARTY APPLICATIONS CUSTOM JAVA APPLICATION MESHDYNAMICS MESHDYNAMICS JAVA JAVASCRIPT APPLICATION API APPLICATION API Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending. 45
  • 46. NMS API Interface For OEMs Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending. 46
  • 47. Customized Browser Interface Scalable Publish/Subscribe model UDP heart beat packets published periodically on network. One type of ā€œSubscriberā€ updates Database. In publish/subscribe model there is limit on number of subscribers or publishers. Other publishers could be customer application data. Example: Sensor updates from serial line interface: battery power or GPS location also time stamped and stored in database Same scalable model applies to all. Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending. 47
  • 48. Custom Heartbeats Application Parent Downlink RSSI (Mobility) Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending. 48
  • 49. Custom Heartbeats Application Exposed NMS API used to update locations on maps from 1. www.OpenStreetMap.org (maps preloaded and stored) 2. www.maps.google.com (Online loading) Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending. 49
  • 50. Remote Monitor/Management 1 3 Options: . Stream Forwarding 2 . Query Forwarding . Web View from Database Logs . Adaptors for SNMP Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending. 50
  • 51. More Information ? 1. These slides are located at: www.meshdynamics.com/documents/MDTechoverview.pdf 2. Other presentations at: www.meshdynamics.com/tech-presentations.html 3. Email: fdacosta@meshdynamics.com Thank you. Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending. 51
  • 52. RF Planner and Location Estimation Taught Obstacles PC4 Triangulated Location Estimate PC3 PC1 RF Range Envelope (12 Mbps) Estimated PC2 RF Range Envelope (12 Mbps) measured by Mobile Scanner Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending. 52
  • 53. Aperiodic Sensor Update Request Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending. 53
  • 54. Packet Level Configuration Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending. 54
  • 55. Packet Level Rule Based Management Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending. 55
  • 56. Radio/Port Level Configuration NMS self configures Dialog for Model Number Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending. 56
  • 57. RF Editor: Custom Channel Width, Frequency Custom Channel Width Custom Channel Frequency Ā© 2005-2009 MeshDynamics Corp. Info@meshdynamics.com. Disclosed content patented and patent pending. 57