design of real-time monitoring system for maritime wi-fi networks

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Design of Real-time Monitoring System for maritime Wi-Fi Networks Seung-gyu, BYEON [email protected] Mobile Networking & Computing Lab. Dept. of Electrical & Computer Eng. Pusan National University

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Page 1: Design of Real-time Monitoring System for maritime Wi-Fi Networks

Design of Real-time Monitoring System for maritime Wi-Fi Networks

Seung-gyu, [email protected]

Mobile Networking & Computing Lab.Dept. of Electrical & Computer Eng.

Pusan National University

Page 2: Design of Real-time Monitoring System for maritime Wi-Fi Networks

IntroductionHigh Cost & Low BandwidthGlobal Ship Density

MotivationMotion of ship and Angle of AntennaMEAN StackObjectives

Testbed

Contents

2Mobile Networking and Computing Lab.

Page 3: Design of Real-time Monitoring System for maritime Wi-Fi Networks

Introduction

3Mobile Networking and Computing Lab.

용도가 제한적위기 상황 / 음성 통신에만 제한적으로 이용

High Cost & Low Bandwidth

Page 4: Design of Real-time Monitoring System for maritime Wi-Fi Networks

Introduction

4Mobile Networking and Computing Lab.

세계 선박의 80% 이상이 연안 기준 40km 이내에 밀집위성 통신 , 단파 통신 등의 기존 아날로그 통신을 상당수 대체할 수 있을 것으로 기대

Global Ship Density

Page 5: Design of Real-time Monitoring System for maritime Wi-Fi Networks

Motivation

5Mobile Networking and Computing Lab.

선체의 운동으로 인한 링크 상태의 불안정성안테가 각도가 지면과 수직에 가까울 때 전송하면 손실을 피할 수 있을 것

Motion of ship and Angle of antenna

𝛽=cos− 1( 𝛽 ∙ 𝑧|𝛽||𝑧|)=cos−1( 𝑧|√𝑥2+ 𝑦2+𝑧 2|)=𝑌 3

Page 6: Design of Real-time Monitoring System for maritime Wi-Fi Networks

Motivation

6Mobile Networking and Computing Lab.

JavaScript 단일 언어의 사용구현상의 용이함이 큰 장점

MEAN Stack

Server

Stationary Node

Mobile Node

Camera

GPS

Gyroscope

Page 7: Design of Real-time Monitoring System for maritime Wi-Fi Networks

Motivation

7Mobile Networking and Computing Lab.

Objectives

Synchronous/AsynchronousStatus Update

Provides/updatesorganized data

Gets it device-independently

In general manner,request to the server somewhere

Page 8: Design of Real-time Monitoring System for maritime Wi-Fi Networks

Server

Stationary Node

Mobile Node

Camera

GPS

Gyroscope

Testbed

8Mobile Networking and Computing Lab.

Topology

Page 9: Design of Real-time Monitoring System for maritime Wi-Fi Networks

Testbed

9Mobile Networking and Computing Lab.

오륙도 & 해양대