As usual, everyone does not know sim full form in English and Hindi. Today article we would discuss the meaning and full name of the SIM card of mobile or other instruments. The Full form of SIM is the Subscriber Identity Module or Subscriber Identification Module. SIM is an integrated circuit that securely stores the International Mobile Subscriber Identity (IMSI).
SIM Full Form – Subscriber Identity Module
Full form of SIM
Nowadays sim card and mobile both are the very essentials items for human beings. Without a sim card and mobile life has become desert. In this article, we would tell the importance and value of a sim card. This is a very small chip in that circuits company identification and service is built. With the help of all kinds of calls and text, SMS can be sent to our relatives or belongings. After coming to the smartphones in the market. SIM Card has been changed into three parts. One is a full sim card, Mini, and nano sim card for the smartphones.
The SIM is a very small chip that stores the details of customer identification along with network connectivity.
SIM Card Full Form in English
A SIM Card is the chip that is very important for all of us. As sim card stores the data, connect the call, network, location, msg sending options. Overall a sim card helps us always for making calls or using the internet and many more things. A SIM also contains its unique serial number (ICCID), International Mobile Subscriber Identity (IMSI), security information, ciphering information, temporary information related to the local network, etc.
The work of SIM card
Amazing work is SIM card. There are uncountable work of SIM card for our life and our daily uses. Look below point to find out the work of sim card.
- Store phone number
- address book
- Network Identification
- Text Message
- Personal security keys
- Internet connection.
The sim card holds its unique serial number (ICCID). With the help of this number, we can reissue another sim card or by mobile number. International Mobile Subscriber Identity (IMSI), security information, ciphering information, temporary information related to the local network, etc. If we talk about the size and speed of sim that is amazing and follows the below link to check that.
The History of sim Card
According to the history of the mobile sim card was made by Munich smart-card maker Giesecke and Devrient in 1991. In the starting, The SIM was initially specified by the European Telecommunication Standards Institute.
The Size of SIM
As per the past record, a sim card was discovered with the size of the credit or debit card. But time being the company has reduced the size of the sim card and currently the company is making the sim card in three formats. But the newest standard of a SIM contains a size of 15mm by 12mm. Some smartphones use micro and nano SIM cards which are different in sizes. Overall we can say. This is very important for us to check the size of the card.
Difference between GSM SIM and CDMA SIM
CDMA sim comes with the mobile like TATA Docomos Reliance. The sim which can not be removed or replaced from one mobile to another is called CDMA sim.
If any mobile sim can be inserted to any other mobile and works properly means that it is a GSM Sim card. GSM sim card can be used all types of mobile phones including smartphones. Overall you have understood about that. We have narrated these topics’ full meaning of SIM or GSM.
Above we have given full form of SIM Card for increaing your knowledge. We have covered all important features of a GSM SIM and CDM sim in details. There is nothing pending about he meaning of sim card.