What is Field Server?

Masayuki HirafujiNARO National Agriculture and Food Research Organization

University of TsukubaALFAE

Field Server Sensor Network

Web ServerWi-Fi or Cellar-phoneSensorsCameraLED LightingSolar-cell

Ubiquitous Wireless Networking by Field Servers

Farmer's market

Greenhouse

house

FTTH

ADSL

Filed Server

Farmer's Restaurant

Mountain

Free Wi-Fi hotspot or FON hotspot Wi-Fi Mesh-network

Farm inn

Field or Forest

Camping site

Amenity farm Organic farm Fishing spot

Web-Service for Field Server Database

Observed Data in Kona, Hawaii

Image-Viewer (Web-Service)works as virtual time machine

Image surveillance system againstinvaders, unlawful dumping, robbers, terrorists etc.

Crickets (Teleogyllus emma) eatseeds of wild weeds.

Free Wi-Fi Hotspot in NaturePlease enjoy broadband Internet in anywhere free!

Some Field Servers are hi-tech garden-lights.

As a Green Thumb RobotLow-cost remote/automatic drip-irrigation control by Field Server

With CDMA router and horizontally Fixed Solar Panels

Earth Environment/Global worming ObserverImja Glacial Lake in Himalaya

Everest

Imja Glacial Lake

Namche

Field Servers in Imja Lake

Imja glacial lake2008 May-Oct.