5G!

INTRODUCTION TO 5G WIRELESS NETWORK:
Mobile wireless industry has started its technology creation, revolution and evolution since early
1970s. In the past few decades, mobile wireless technologies have experience 4 or 5 generations of technology
revolution and evolution, namely from 0G to 4G.
The cellular concept was introduced in 5G Technology stands for 5th Generation Mobile technology..

FEATURES OF 1G
1 g was introduced in 1981.
Mobile generations are typically assigned new frequency bands and wider Spectral bandwidth per frequency channel of 1g is up to 30 KHz
Its bandwidth/data transfer rate is 2kbps
It allows the voice call in one country
FEATURES OF 2G
2 g was introduced in 1991
Second generation mobile network was assigned per frequency band and wider spectral bandwidth per frequency channel / up to 200 KHz
Its bandwidth is 14 -64kbps
It enable text messages, picture messages and MMS
It provides better quality
FEATURES OF 3G
3g was introduces in 2001
Third generation mobile network was assigned per frequency band and wider spectral bandwidth per frequency channel / up to 5 MHz
Its bandwidth is 2mbps
It was typically introduced in smart phones
Easier communication
High speed web
More security
Vedio chat
Live tv
Able to transfer vedio files
FEATURES OF 4G
4G was introduced in 2012
Its bandwidth is 100mbps
Fourth generation mobile network was assigned per frequency band and wider spectral bandwidth per frequency channel / up to 200MHz
Combination of Wi-Fi and wi-max
High quality streaming videos and much more safer
DRAWBACKS OF NETWORKS
1G: Poor voice quality
 Poor batter
 Larger phone size
 No security
2G: Weak signals
 Unable to handle complex data
 e.g videos.
3G: Expensive fee for 3G service
 Expensive 3g phones
 It was a challenge to build its infra structure
4G: Battery utilization is too much
 It is very expensive
 It only works on expensive equipment
FEATURES OF 5G
It is highly supportable to wwww (wireless world wide web).
5G will be introduced in 2020
It has 10 times more capacity than others
Multi media newspapers
Its bandwidth is up to 10GBps
ADVANTAGES OF 5G
Cheap rates than previous generation
Its more effective
Better coverage
More faster and more reliable

TOUCH SCREENS!

INTORDUCTION:

A touch screen is an input device that allows users to operate a PC simply, its technology is based on CRT(Cathode Tay tube) Technology, that accepts direct screen input.

HISTORY:

Historians consider the first touch screen to be capacitive touch screen invented by E.A Johnson in the Uk around 1965. The inventor initially developed this technology for air traffic control.

USES:

It allows user to interact directly with what is being displayed, rather than indirectly using a mouse or keyboard.
It is used in smartphones, tablets etc.

 

Nowadays touch screen lcd's and laptops are getting famous.

ADVANTAGES:

Touchscreens provide end users on opportunity to interact with the computer, improving the human-computer interface and improving the user's experience.
Touchscreens are easy to use, and relatively easy to understand.
It saves alot of time.

DISADVANTAGES:

It is difficult to select small items.
It causes little schock when touched with wet hands.
They are very costly.
Screen becomes untidy due to usage of fingers.
User must be in range of screen so he could might touch it.

HOW TO SEND APPS VIA BLUETOOTH!

There are many situations in which we need an application in our mobile but we do not have internet connection, So here is the solution, if your friend have that application you can easily take it from your friend through bluetooth.

SOLUTION!

For this purpose also many applications are available on play store, let say we download the application App Backup and restore.

1. Download the application mentioned.
2. Select the program you want to send and create its backup.
3. Now go to archived files and select that apk file.
4. Click on send.
5. Then send by other apps.
6. Select bluetooth
Now send the file easily as you send it through bluetooth. If your friend does not have the application at the moment. Then you first send App Backup and restore by the above method. You don't need to have this software to receive files because you are receiving through bluetooth.

HOW TO COUNT NUMBER OF MESSAGES!

Yes it is a very interesting thing to do, count the total number of messages sent to a particular person.

Messaging done by phone.

In Android phones it is very easy to count the total number of messages and number of messages with an individual person. Just simply download an application from playstore, there are many good applications known for example Handcent Next sms, it automatically counts the number of messages and show total sum.

Messaging on Whatsapp.

Follow these steps to count your with someone on whatsapp,

1. Open Whatsapp

2. Open the chat, with the person you wanna count the number of messages.

3. Click on option, and head to email chat.

4. Enter your gmail id, and save the file as draft.

5. Now open your gmail on laptop/pc, and download that chat from there.

6. Open chat with notepad++, it is a free application.

7. And press ctrl+f,

8. In search if you want to count chat of whole year type /2015 and do press count, and number messages are counted like this

You can find the chat of a particular moth or a particular day also,