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Use this slide template for your presentation for TKT-2301/2307 own application specification 1
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TKT-2301/2307 Student application [Your application name here] Group number Student name 2
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Overview and purpose n Key idea n Purpose Note: It is expected that you present one application that can be implemented with “TKT-2301/2307 kind of WSN” but not limited to it – still try to keep your application requirements reasonable TKT-2301/2307 Student Presentation 3
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Motivation n Why this application? n What is its target benefit(s)? n Is it possible to measure benefits and how? n If there are some existing solution, comparison to it (use multiple slides if necessary) 4 TKT-2301/2307 Student Presentation
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Users n What kind (experts, consumers, kids, real estate owners, …) n How many l As whole l At the same time 5 TKT-2301/2307 Student Presentation
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General user interface requirements (you can mention both what is available at the course and what could be used in principle) n What devices required for the end user n What end-user programs required n Is it required to have contiunous UI operation (”on” all the time?) n Several users? 6 TKT-2301/2307 Student Presentation
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General WSN requirements n What information is required from WSN? l Measurement / diagnostics data? n What basic principle(s) is applied l Monitoring l Positioning l Alarming 7 TKT-2301/2307 Student Presentation
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Meaning of WSN Data (use additional slides to explain how these are to be handled) n Location (where data originated) n Period of use / of interest n User rights (who and at what time) n Interpretation of the data (as such or indirectly using multiple factors) n What is reported/displayed to end user 8 TKT-2301/2307 Student Presentation
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Last hour Temperature 25.67 celsius Coordinates x=123 y=456 z=789 Timestamp 12:06:23 Personnel manager Occupational safety ”ok” based on average last hour room temperature Meaning of WSN Data 9 Plain data User Meaning Period of interest End user application Hall B, floor 2 Location Modify this slide to your application TKT-2301/2307 Student Presentation
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User interface design n (use multiple slides if necessary) n What kind of reports and views are given to the user n What user can select / configure n Sketch of UI ”screens” 10 TKT-2301/2307 Student Presentation
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Architecture 11 XML DataBase TCP /IP TCP /IP TKT-2301/2307 Exercise Server RSS Feed Vista WSN gadget C++ WSNExerciseAPI Yahoo Pipes SMS WSN Installation application email Data from WSN nodes Web/ PHP Web/ PHP Gadget Own Application Own Application Proffa Own PC Modify this slide for your own application TKT-2301/2307 Student Presentation
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Explanation of details n Interfaces, backbone networks n What kind of data processing is required (averages, ….) n Storage of WSN and/or UI data (how long..) 12 TKT-2301/2307 Student Presentation
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Other things… 13 TKT-2301/2307 Student Presentation
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Formal analysis 14 TKT-2301/2307 Student Presentation
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Technical requirements n Use the radar chart type in Excel and the following scoresheet for A) requirements from the application B) TUTWSN according to your own experience If not all requirements are met, what other WSNs or network technologies can be used TKT-2300 Student Presentation 15
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Technical Criteria Chart Lecture 9 (C) Tampere University of Technology/DACI 16 0 1 2 3 4 5 Functions Autonomy Field configuration Security Density of nodes (system) Range Mobility Sampling interval Reliability (% at sampling rate) Delay (node to GW) Max number of nodes (system) Size Price Lifetime Installation Installation (system) Robustness
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Lecture 9 (C) Tampere University of Technology/DACI 17 SCORESHEET1 (“poorest”)2345 (“best”) Functions (node)IdentificationData storageSensingPositioningControl Autonomyresponds to external reader local processing, response to reader base station coordinated transmissions peer to peer transmissions multi-hop and ad- hoc, self initiated transmissions Field configurationfixed functionset parametersset configurationsset application program set firmware and applications Securityno securitymechanical shieldingrolling ID codesdata authenticationauthentication and encryption Density of nodes /m3 (system) <0.010.1110Infinite Range<0.1m1m10m100m>1km Mobilitysteadywalkrunbicylevehicle speed Sampling interval< 1/hour1/min1/s10/s> 100/s Max number of nodes (system) <1001k10k100kInfinite Sizephonewatchcoinstickerrice grain Price>100€50 €10 €1 €<0.1€ Lifetime< 1 month6 months1 year5 years> 5 years Installationmanual case by case integration and installation separate device attached to target standardized add-on to target machine installable to given target attaches by itself to target Installation (system)fixed positions and node roles fixed rolesfixed routersfixed gatewaysno limits to installation positions and roles Robustnesssingle GW, fixed association nodes can associate to different GWs automatic hot swapping of GW automatic device role change multiple active GWs and nodes Reliability (% at sampling rate) >50708090100 % Delay (node to GW)>1h1h10min1min<1min
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Benefits analysis – why to use WSN? 18 CriteriaQuestionScoreComment Hard feasibility Wired solution is possible Range and area is small Immediate economical benefit Installation time is reduced Installation manpower is reduced Maintenance time is reduced Maintenance manpower is reduced Recycling and removal costs reduced Cheaper devices Improved features Get more information Better information Improved reliability Other…. Score: 0= no improvement/benefit over existing, 5= mesh WSN is the only solution/enabler TKT-2301/2307 Student Presentation
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WSN Application Feasibility Analysis Sheet 19 CriteriQuestionScoreComment UserSelf-explaining informationInterpretation of data requires special expertise ? Only essential information is displayed User must seek interesting information by himself from large data set / stream? User's attention is involved only when necessary User must watch information all the time? Multiple simultaneous accessSeveral users for same data? SystemExisting devices used for user interface PC, mobile phone enough? No special programs requiredStandard web browser is enough for user? Interoperability with other systems What interface technologies are used? Feasible performance requirements Temporary/permanent WSN data storage requirements? TKT-2301/2307 Student Presentation
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Conclusions n Can you implement your application with TKT-2301/2307 WSN and server? n If not, what is missing / should be different? n Estimation of person hours required to implement n Estimated cost of implementation TKT-2300 Student Presentation 20
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