1. Subscriber Identity
Module
By,
Sankhadeep Rakshit

2. Topics
1. Introduction & History
2. Types Of SIM Card
3. Construction
4. Uses In Mobile Communication

3. Introduction & History
Functionality Of A SIM Card
1. Identification of Subscriber using IMSI
2. Authentication of Subscriber
3. Internal Memory Stores Data Such as
Contacts & SMSs
4. Useful For Chatting, Messaging, Net
Surfing etc.
A typical SIM card (mini-SIM)

4. Introduction & History
Dimensions:
The length and width of a mini sim is 15 x 25 mm
And the thickness is 0.76 mm

5. Types Of SIM Card
SIM
(Subscriber Identity
Module)
GSM
(Global System for Mobile
communications)
CDMA
(Code division multiple
access)
Depending on connection type :

6. Types Of SIM Card
Depending on size :
Full Size SIM
(85.60 mm × 53.98 mm × 0.76 mm)
Mini SIM
(33 mm × 66 mm × 0.76mm)
Micro SIM
(15 mm × 25 mm × 0.76mm)
Nano SIM
(12.3 mm × 8.8 mm × 0.67 mm)

7. CONSTRUCTION
SIM chip structure and packaging

8. CONSTRUCTION
General Descriptions :
Operating Voltage – 1.8v to 5v
ROM – 64kb to 512kb
RAM – 1kb to 8kb
EPROM – 16kb to 512kb
Max Frequency – 20MHz

9. USES IN MOBILE COMMUNICATION
GSM Communication Network

10. Thank
You