PDA or Personal Digital Assistant is a handheld computer which was designed as a personal organizer. With the constant varsatality in technology, this gadget gradually became a complete miniature computing device rather than just an organiser. These gadgets are stylish, trendy and performs numerous jobs for its users. PDAs are also called pocket computers or palmtop computers. Initially PDA was used as calculator, calender, address book, a device to surf internet, sending and receiving E-mails, for video recording, word processing, type writing and for making and writing spreadsheets. But now you can use PDA as a cell phone, a radio, media player and as a Global Positioning System (GPS). The technology revolution came in PDAs in its touch screen.

Now you have the whole world just a touch away. Modern PDAs are enabled with accessing Internet, intranet or extranet. This has become similar to any laptop or PC. You can have Wi-Fi or Wireless Wide Area Network in your PDA. If you are bored of your work then not to worry, you can play numerous video games in your PDA. Certainly, these all characteristics make this gadget a unique and stylish technology masterpiece which anybody would love to possess. But, have you ever thought how this gadget can work like a magic wand for you? May be many of you might be least interested to know unless and untill there is anything interesting in this story. Ofcourse, the evolving of a PDA has a very interesting story and the functionality of this unique gadget is worth mentioning. This article can tell you how this PDA brings the whole world on your palm.

Let us start with the basic structure of your PDA. This looks like a cell phone or a mini computer or a big screen camera, opinions may vary from person to person. PDAs are the mini computers from where you can even make and receive calls. In truth, these gadgets are designed for Internet browsing. For those who want to be up to date everytime. In this competitive scenario, nobody wants to be left behind. Now, nothing but information matters. If you have more information then you are more successful. This device helps you keep track of anything to everything. The structure and size of PDAs make them more desirable by the users.

PDA features and structure varies from model to model. PDAs are powerd by batteries like anyother gadget and you can also have rechargeable PDAs. The battery life also depends on the kind of PDA you have and the way you handle it. Many PDAs come with a power management system to extend the battery life. You can control your battery usage through this power managements. The device will send you constant warnings of the battery position. When the battery is low the device has enough power to keep its RAM refreshed. Even if your battery dies, the device can run for 30 minutes or less through its internal backup battery. This is same when you remove the battery also. Unless you replace the battery or recharge it, PDA will use its internal backup. But you should always synchronize your PDA as when your power sources are depleted, your PDA can lose all the data in RAM.

PDAs have an LCD screen which is very different from the LCD screens for computers. This is because the computers and laptop devices use their screen as just an input device but PDAs use their screen as both input and output device. The color display, the contrast everything is different in PDA as comparison to computers. All PDAs now come with a TFT (thin-film-transistor) LCD with higher resolutions for better display. The backlighting enables you to read in low light also.

PDAs have the touch screen input where you need a stylus to command. PDAs vary in their input command procedure. Many PDAs use a touch screen combined with a handwriting recognition program. You get a plastic stick called a stylus to draw characters on the PDA’s writing area on screen. PDAs have a software named Graffiti, which converts those characters to alphabets and numbers. Graffiti can’t understand every character you draw on the writing area. There are some certain ways in which you need to draw so that the Graffiti can understand the aplhabet. Through your drawing Grafiti makes guesses as what alphabet or number you are trying to write. Most of the Pocket PC PDAs have three handwriting recognition applications which are Transcriber, Letter Recognizer and Block Recognizer. As you see the Graffiti, the Letter Recognizer and Block Recognizers work same as the Graffiti. But, unlike them, Transcriber can read your regular writing, as long as your writing is normal. This is the same technology that you find in tablet PCs. If all this looks like a pain, then you can have the easy way out through the miniature onscreen keyboard. This keyboard is same as the regular keyboards you find in computers but in PDAs you need to press them with your stylus. But ask me I’ll tell you that you can use your thumb to type and that’s more easy than using that stick. PDAs are your personal miniature computers, so you can even connect Bluetooth or USB keyboard in your PDA.

PDAs are now the must have gadgets for not only geeks but also for all those busy people who want to keep in touch and be informed. PDAs can be called the wonder invention of the 21st century. Here is a device which keeps you connected, helps you browse the Internet and can order things before you walk down to the store. But, now you can have many similar gadgets which are superior to these small computers. Though a serious decline is seen in PDA sales, but still this product is an amazing fusion of technology, style and innovation. If you have a PDA then you can have all the information the moment you want. Whether it’s information, entertainment or work, one PDA is the answer to all.