Smart and Secure Home

指導教授：曾建超 教授學生：何承運、郭冠廷、陳佩玟、林詩庭

Computer Science NCTU

Overview of Smart and Secure Home Project

Usage Patterns

Smart Home A

Home B

Home CHome

D

Communication Platform

SecurityService Center

Smart Community

CloudOverlay

Configuration

Networking InfrastructureExternal(NAT)

Internal(Zigbee/PLC)

Server

Task 3

Task 1

Services (Applications)

Smart DevicesTask 2

Security

Benefits and Characteristics Benefits

Reduce server deployment costDecrease servers’ bandwidth and loading

Provide effective application layer communicationMulticastingRelay serviceSecure mechanism

Characteristics Configurable

Network status (bandwidth, delay, losses) changeMember join/leave

Application specificBandwidth, delay, losses, etc.

Media

A

B

C

D

E

G

NAS

IP Cam

NVR

IP TV

F

Overall System Description

User App (UA): Discovers/invites peers by

application layer mechanism

Provides invited users’ information to Communication platform

Communication Platform: Establishes communication

connections on behalf of UAs

Signaling Server

A

B

E

D

C

CommunicationPlatform

Message

: Signaling channel: Data channel

Demo: File Sharing