1. ROOT INC. Real Object Oriented Technologies Copyright © Root Inc.1 Rural Area Network by Wireless Routers Root Inc. Hiroshi Mano hmano@root-hq.com http://www.root-hq.com ITU Telecom Africa -13 November 2001-

2. ROOT INC. Real Object Oriented Technologies Copyright © Root Inc.2 Wireless IP Network Solution The Internet Wireless Intranet

3. ROOT INC. Real Object Oriented Technologies Copyright © Root Inc.3 Advantage of IP Network Why IP ? Multi Media applications such as VoIP, TeleEducation, Telemedicine. Sharing cost of infrastructure. Interoperability to The Internet. IP routing expands cover area. Telephony NFM Broadcasting WFM Data QPSK IP TelephonyBroadcastingData PSNTV/RadioData N NFMWFMQPSK

4. ROOT INC. Real Object Oriented Technologies Copyright © Root Inc.4 Wireless IP Network Simple install Line of site communication 5km/6dBi : 30km/24dBi Low power consumption 8w/OD 6W/ID Embedded Unix OS Services: DHCP,SNMP Dynamic Routing RIPv1,V2 Remote management Up to 5Mbps actual speed

5. ROOT INC. Real Object Oriented Technologies Copyright © Root Inc.5 System Image ID : All in One type for shot range OD: Separate type for long range AC Adapter Antenna Cable Antenna 10 ＢＡＳＥ - Ｔ Hub RGW2400/ID Main Unit for Indoor Antenna Cable Antenna RGW2400/OD Main Unit for Outdoor IF cable (10m/20m ） AC Adapter Junction Unit （ internal Hub ４ Ports ） 10 ＢＡＳＥ - Ｔ Hub

6. ROOT INC. Real Object Oriented Technologies Copyright © Root Inc.6 Case Study in Japan More than 4,500 units of our wireless IP router have been adopted in these 3 years.

7. ROOT INC. Real Object Oriented Technologies Copyright © Root Inc.7 Installation scenes in Japan

8. ROOT INC. Real Object Oriented Technologies Copyright © Root Inc.8 Maebashi School Network Wireless networks are set between junior high schools and elementary schools. 44 wireless router has been installed.

9. ROOT INC. Real Object Oriented Technologies Copyright © Root Inc.9 z A wireless router are set up on the top of moutain fore relay. z Covers 3km x 8km area. z Over 25 mountain lodges at Norikura Moutains have free Internet access by wireless WAN with sharing DSL line.

10. ROOT INC. Real Object Oriented Technologies Copyright © Root Inc.10 Installation in Asia Paya Indah:Malaysia Solar panel operation in National park Phnom Penh:Cambodia 1day Demo instillation

11. ROOT INC. Real Object Oriented Technologies Copyright © Root Inc.11 Telemedicine immage Data Communication E-mail,Picture,Photograph Voice RGW2400/OD Remote AreaUrban Area Solar panel LAN VoIP PC DatabaseDataBase LAN Router The Internet

12. ROOT INC. Real Object Oriented Technologies Copyright © Root Inc.12 Demonstration at Telecom Africa ITU pavilion Hall 5 #5405 Live demo of Telemedicine with Tokai University VoIP, Video Conference RGW2400/ID Ｗｉｒｅｌｅｓｓ Ｎｅｔｗｏｒｋ RGW2400/OD Main Unit CCD-CAMERA PC VoIP Adopter Junction Unit Video Conferencing by MS Net Meeting VoIP Adopter Telemedicine Application I/O Unit Transferred cardiograph image Video Conferencing by MS Net Meeting Applications under demonstration VVoIP telecommunication VVideo Conferencing TTelemedicine (cardiograph)