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1. CELLULAR SYSTEM IN MOBILE COMMUNICATION PPT ANDROID
2. CELLULAR SYSTEM IN MOBILE COMMUNICATION PPT DOWNLOAD

The last one is the ID of a base station. So if you are using band 13, your phone is using 700 MHz frequency. If you are in the United States and using Verizon, the band will be 2, 4, 13. That is my phone is using the 1800 MHz frequency. I'm in Korea now, and I'm using SK Telecom, so my phone shows that I'm using band number 3. If you are using band 1, that means your phone is using 2100 MHz frequency. In Korea, there are three operators, SKT, KT, and LGU+. Typically, the frequency band is fixed by the mobile network operator. The second one is the frequency band indicator. That is if your phone shows a bigger number in the yellow box I mean the bandwidth, you are using wider bandwidth. If the bandwidth of your phone is 20 MHz, you can send twice as much data as a 10 MHz bandwidth. In the yellow box in the figure, you can see that the bandwidth is 20 megahertz. If you are using the LTE system, it may show 10 or 15 or 20 megahertz bandwidth.

Your cell phone shows how much bandwidth you are using now. Among them, I'll explain three basic parameters. Actually, this screen shows the wireless communication information for your cell phone, as I already told you. Have you ever seen this information before? I think you haven't. Okay, then let's talk about with this screen. Then, you will also be able to see this information. Finally, if you have an iPhone, type this code. Then, you will also be able to see the same information.

CELLULAR SYSTEM IN MOBILE COMMUNICATION PPT DOWNLOAD

Actually, you can download these applications from the Google Play easily. Network Cell Info Lite And LTE discovery. If that doesn't work, you can try all of these two apps in your phone. *123456#, then you will see the same information.

CELLULAR SYSTEM IN MOBILE COMMUNICATION PPT ANDROID

If you are using an Android phone in Korea, try this one. Wow, long right? Or the bottom, the longer one. If you have a Huawei or a Xiaomi device, try typing this code, *#*#7262626#*#*. This information tells you communication parameters of your phone. Please type *#0011#, then you will see this screen. This short video is an example of a Samsung device. I'll tell you how we can see those parameters in your phone. Actually, you can see these parameters easily in your own phone. These words are basic parameters in mobile communication systems. If you take our courses, then you will become familiar with this. Then, how much do you know about the cellular communication system or technologies? Are you familiar with these words? Data rate, bandwidth, BER, RSRP, SINR? If you know more than half of these, I could say you are a specialist in the area of a mobile communications system. These services are available with the help of the mobile communication technology. What do you do with the cell phone? Voice call, SNS, email, games, video streaming? I'm sure that you are familiar with these words. You must have a cell phone or a smart phone. In this course, you will study how the cellular communication works. I am Professor Daesik Hong at Yonesi University, Seoul, Korea. Hello, welcome to Cellular Communication class.