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					Field Server Development and
    Applications in Taiwan

           Ye-Nu Wan
   Agricultural Automation Center
  National Chung Hsing University,
               Taiwan
Conferences and Workshop
                      2003/11 “Taiwan AG-IT
                       conferences”
                          Dr. Hirafuji
                      2004/6 “AG-IT Wireless
                       Sensor Network
                       Workshop”
                          (NARC) Dr. Ninomiya, Dr.
                           Hirafuji, Mr. Fukatsu, etc.
                      AG-IT was widely
                       respected & expected by
                       administrator because of
                       the conferences
                                                     2
Typical Ag-IT:
Traceability system
Field-server
Traceability IT structure
                                             Product-ID
                       Production                                         Process and
                          DB                                          marketing DB


                    Production records                         Process and marketing records

                                                  RFID
  Farm                                                                                            Home
 Raise, cultivate                  Harvest    Process    Transportation     Packing     Cargoes   retail sale




          Trace linked using bar-code and/or RFID
                                                                                                  From:NARC, Japen
Agricultural wireless sensor network
   development and applications
   IT makes
   Ubiquitous & Automatic
▪ ICT and wireless technique development
    ▪ Measurement instrument getting smaller, modular,
      networked, wireless, economic, and low power
      consumption
▪ Wireless communication
    ▪ 802.11, Bluetooth, ZigBee or GSM
▪ Wireless sensor network (WSN)
    ▪ Distributed multi-channel remote monitoring and data
      collecting time-shearing system


                                                             6
Price vs. performance:
agricultural wireless sensor network
▪ Crossbol: integrated commercial product
▪ Field-Server: performance & functions developing with
  software, sensors, camera, wireless, even solar power
   ▪ Sensor module: web-AD/IO card, temperature, humidity,
     sunlight, CO2, ammonia, moisture content, meteorological
     sensors
   ▪ Wireless comm.: 802.11a/b/g AP
   ▪ Vision: CCD, CMOS, IR-camera
   ▪ Power consumption: low

                                                                7
Taiwan web-AD/IO engine
              ▪ web-AD/IO card
                 ▪ 10cm x 7cm, 7.5-12V DC
                 ▪ RJ-45 and RS-232 connectors
              ▪ Single chip computer
                 ▪ PIC18F6520
                 ▪ TTL I/O: 12 ports
                 ▪ A/D: 10 bits, 5V, 8 ports
              ▪ Ethernet controller
                 ▪ RTL8019AS
                 ▪ IP & MAC programmable
                                               8
Sensors
          • Humidity: (0-100% 
            1% RH) TDK CHS-
            UPS
          • Temperature: ( 0-100
            1C) LM35DZ
          • NH3: (0-30PPM)
            TGS2602
          • CO2: (300-5000ppm)
            HS-135
          • Light (indoor): CDS
          • Light(outdoor): solar
            cell
          • Camera: CCD and
            CMOS, IR
                                9
Automatic and nonstop information
collection and monitoring




                     Agent
                     program




   Data collection
                                    10
Sensor calibration




                     11
Wireless communication
▪ 802.11b/g:Wireless internet infrastructure, laptop
   ▪ Support TCP/IP、Ethernet, usually 2.4GHz
   ▪ 802.11b/11Mbps、802.11g/54Mbps, speed 1Mbps transmission
     distance about 570 meter
   ▪ Router/Bridge types
▪ IEEE802.15.4 (ZigBee) : home set, PC, game box, toy
   ▪ 2.4GHz, 868MHz (European), 915MHz (US)
   ▪ Transmission distance about 75 meter, 20kbps~250kbps
   ▪ Low power consumption
▪ IEEE802.15.1 (blue tooth): m-phone, printer, medical equipment
   ▪ Short distance, 2.4GHz
▪ GPRS: bandwidth up to 160 Kbps
▪ Criteria: bandwidth, accessible, long term cost, technique popularity,
  experience

                                                                           12
Some FS




          13
Applications and Projects
Application:
ubiquitous and automatic information
collector




       Monitoring, Management, Distance control   15
Poultry and livestock management
           applications
  Agricultural automation
  platform and control center
▪ Front module: Web-I/O + SSR + wireless AP
▪ Confirmation module: FS (vision and movement
  feedback, middle connection)
▪ Control module (remote): broker, z-transform,
  intelligent control algorithm, etc.



                                                  17
Remote control application:
water sprayer cooling system




                               18
Food safety system issue:
Agriculture information input
   Farmers and operators to use computers is
    difficult
       Farmer need information but computer, farmer
        earnest about profit but troublesome computer
        learning
       SOP?Tables?Manually?Static information?
   Field server provides
       Automatic, dynamic, intelligent able agriculture
        data collection
                                                      19
 Example: Food safety issue
▪ Transparent superintend: safety and quality
  check by consumer, impartial third party,
  inspector in regularly, remote, routine basis




                                                  20
                      Using Field server
       User interface/Broker for internet monitoring and
               management /Traceability system

   Farmer                                           Consumer
Remote monitoring                               Production process trace
  management

                             1. Quality
                        2. Epidemic disease
                            drug residual
                     3. Consumers’ confidence




                    Third party superintend
                                                                           21
Project in
paddy field data collection
   Rice quality, weather data, physiology index
   Improve management to increase quality
   Two Universities, 5-10 experimental stations




                                                   22
Application in
swine health & illness monitoring
- with RFID tracing dead swine to incinerate process




                                                       23
Applications & projects
   Greenhouse
   Fruit, traceability data input, cross-check
   Aquatic product cultivation, fishery
   Leisure farms: remote family farm
   …



                                                  24
  New project with RFID
  in dairy farm




                 FieldServer ?


Mastitis inspection field
server with milk EC

                                 25
Thank You