pass the keypad identification.
6.
Using WiFi entertainments.
If the entrance system is closed by the occupants, than they can use the PDA
to play a broadcasting music or viewing the home photos album from WiFi
entertainment system.
1-3 Entrance System
1-3-1 Overview
Figure 2 shows the overview of the entrance system.
IO bus
Internet
Web server
include a database
Camera
RFID reader
alarm
Remote
Disk
ISP
Remote
Disk
C
Keypad
C
ethernet
ADSL
ARM-Based
platform
door
ctrl
IO bus
Cell Phone
Remote Computer
Open
detect
Figure 2. The Overview of The Entrance System
The entrance system includes six features— a two-tier identification;
image auto recording; an alarm function against invading; auto notification
to cell phone device; a remote management function and a remote monitor
function. The six functions are described as below.
1-3-2 Two-tier identification
The two-tier identification comprises RFID (Radio frequency
identification) tags and password identification. The hardware devices
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