Figure List
FIGURE 1. THE SYSTEM OVERVIEW ......................................................................................................... 11
FIGURE 2. THE OVERVIEW OF THE ENTRANCE SYSTEM...........................................................................13
FIGURE 3. THE STATE DIAGRAM OF THE TWO-TIER IDENTIFICATION ......................................................14
FIGURE 4. THE ALARM OF THE TWO-TIER IDENTIFICATION FUNCTION ...................................................15
FIGURE 5. THE ARCHITECTURE OF THE WIFI ENTERTAINMENT SYSTEM .................................................16
FIGURE 6. HARDWARE OVERVIEW...........................................................................................................18
FIGURE 7. PCM-7130 EMBEDDED SYSTEM .............................................................................................19
FIGURE 8. PCM-7130 SBC .....................................................................................................................20
FIGURE 9. THE BLOCK DIAGRAM OF PCM-7130 SBC.............................................................................21
FIGURE 10. THE APPEARANCE OF RFID MODULE....................................................................................23
FIGURE 11. THE APPEARANCE OF KEYPAD ..............................................................................................24
FIGURE 12. THE APPEARANCE OF USB DEVICE ......................................................................................25
FIGURE 13. THE APPEARANCE OF DWL-650H........................................................................................25
FIGURE 14. THE OVERVIEW OF FIRMWARE ..............................................................................................27
FIGURE 15. THE DEVELOPMENT FLOW....................................................................................................28
FIGURE 16. PLACE OF A DEVICE DRIVER IN LINUX..................................................................................32
FIGURE 17. FUNCTIONAL BLOCK AND DATAFLOW OF WEB SERVER ........................................................33
FIGURE 18. THE FUNCTIONAL BLOCK OF CAMERA APPLICATIONS ........................................................35
FIGURE 19. GRAB PHOTOS FLOW CHAT ....................................................................................................35
FIGURE 20. MMAP INTERFACE GRABS DIAGRAM ......................................................................................39
FIGURE 21. READING IMAGE LOOP .........................................................................................................40
FIGURE 22. SDL INTERFACE FLOW CHAT .................................................................................................41
FIGURE 23. SDL USAGE OF DISPLAYING ON THE SCREEN .........................................................................42
FIGURE 24. MOTION DETECTION WITH DOUBLE DIFFERENCE .................................................................44
FIGURE 25. THE STATE DIAGRAM OF MOTION DETECTION .....................................................................45
FIGURE 26. CONCEPTUAL CLIENT/SERVER MODEL .................................................................................46
FIGURE 27. THE COMMANDS COMMUNICATION ......................................................................................48
FIGURE 28. THE RECORD SERVER AND CLIENT DIAGRAM.......................................................................48
FIGURE 29. NOTIFICATION TO CELL PHOTO SYSTEM ...............................................................................50
FIGURE 30. THE SMS SENDING DIAGRAM ..............................................................................................51
FIGURE 31. SMS SENDING FLOW WITH TWSMS.....................................................................................53
FIGURE 32. THE TWO-TIER IDENTIFICATION STACK DIAGRAM.................................................................53
FIGURE 33. THE TWO-TIER IDENTIFICATION FLOW DIAGRAM..................................................................55
FIGURE 34. THE TWO-TIER IDENTIFICATION STATE DIAGRAM.................................................................56
FIGURE 35. USING PHP TO ACCESS MYSQL...........................................................................................57
FIGURE 36. MUTICAST ............................................................................................................................60
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