Personal digital assistant Wikipedia.A personal digital assistant PDA, also known as a handheld PC,12 is a mobile device that functions as a personal information manager.PDAs were largely discontinued in the early 2.OS and Android. 3Nearly all PDAs have the ability to connect to the Internet.A PDA has an electronic visual display, letting it include a web browser.All models also have audio capabilities, allowing usage as a portable media player, and also enabling most of them to be used as mobile phones.Most PDAs can access the Internet, intranets or extranets via Wi Fi or Wireless Wide Area Networks.Sometimes, instead of buttons, PDAs will employ touchscreen technology.The technology industry has recently recycled the term personal digital assistance.The term is more commonly used for software that identifies a users voice to reply to the queries.The first PDA, the Organizer, was released in 1.Microsoft Wireless Mobile Mouse 6000 Replacement Receiver' title='Microsoft Wireless Mobile Mouse 6000 Replacement Receiver' />Psion, followed by Psions Series 3, in 1.The latter began to resemble the more familiar PDA style, including a full keyboard.The term PDA was first used on January 7, 1.Apple Computer. CEOJohn Sculley at the Consumer Electronics Show in Las Vegas, Nevada, referring to the Apple Newton.In 1. IBM introduced the first PDA with full mobile phone functionality, the IBM Simon, which can also be considered the first smartphone.Then in 1. 99. 6, Nokia introduced a PDA with mobile phone functionality, the 9.Communicator, which became the worlds best selling PDA.Another early entrant in this market was Palm, with a line of PDA products which began in March 1.Typical featureseditA typical PDA has a touchscreen for navigation, a memory card slot for data storage, and Ir.DA, Bluetooth andor Wi Fi.However, some PDAs may not have a touchscreen, using softkeys, a directional pad, and a numeric keypad or a thumb keyboard for input.To have the functions expected of a PDA, a devices software typically includes an appointment calendar, a to do list, an address book for contacts, a calculator, and some sort of memo or note program.PDAs with wireless data connections also typically include an email client and a Web browser, and may or may not include telephony functionality.TouchscreeneditMany of the original PDAs, such as the Apple Newton and Palm Pilot, featured a touchscreen for user interaction, having only a few buttonsusually reserved for shortcuts to often used programs.Some touchscreen PDAs, including Windows Mobile devices, had a detachable stylus to facilitate making selections.The user interacts with the device by tapping the screen to select buttons or issue commands, or by dragging a finger or the stylus on the screen to make selections or scroll.Typical methods of entering text on touchscreen PDAs include A virtual keyboard, where a keyboard is shown on the touchscreen.Text is entered by tapping the on screen keyboard with a finger or stylus.I/41-cr3%2BDlzL._SL500_AC_SS350_.jpg' alt='Microsoft Wireless Mobile Mouse 6000 Replacement Receiver' title='Microsoft Wireless Mobile Mouse 6000 Replacement Receiver' />Shop for Keyboards Mice from Logitech, Microsoft, Razer, Kensington and more Newegg offers the best prices, fast shipping toprated customer service Award SP586TB Free Driver Download txa3b.Worlds most popular driver download site.Get ATT cell phone accessories, iPhone accessories, smartphone accessories like BLUETOOTH, batteries, cases, chargers, phone covers, headsets more from ATT.Featuring Internet and multimedia keys, this Logitech K750 920003677 wireless keyboard makes it quick and easy to access your Macs frequently used functions.An external keyboard connected via USB, Infrared port, or Bluetooth.Some users may choose a chorded keyboard for one handed use.Handwriting recognition, where letters or words are written on the touchscreen, often with a stylus, and the PDA converts the input to text.Recognition and computation of handwritten horizontal and vertical formulas, such as 1 2, may also be a feature.Stroke recognition allows the user to make a predefined set of strokes on the touchscreen, sometimes in a special input area, representing the various characters to be input.The strokes are often simplified character shapes, making them easier for the device to recognize.One widely known stroke recognition system is Palms Graffiti.Despite research and development projects, end users experience mixed results with handwriting recognition systems.Some find it frustrating and inaccurate, while others are satisfied with the quality of the recognition.Touchscreen PDAs intended for business use, such as the Black.Berry and Palm Treo, usually also offer full keyboards and scroll wheels or thumbwheels to facilitate data entry and navigation.Many touchscreen PDAs support some form of external keyboard as well.Specialized folding keyboards, which offer a full sized keyboard but collapse into a compact size for transport, are available for many models.External keyboards may attach to the PDA directly, using a cable, or may use wireless technology such as infrared or Bluetooth to connect to the PDA.Newer PDAs, such as the HTC HD2, Apple i.Phone, Apple i. Pod Touch, and Palm Pre, Palm Pre Plus, Palm Pixi, Palm Pixi Plus, Google Android operating system include more advanced forms of touchscreen that can register multiple touches simultaneously.These multi touch displays allow for more sophisticated interfaces using various gestures entered with one or more fingers.Memory cardseditAlthough many early PDAs did not have memory card slots, now most have either some form of Secure Digital SD slot, a Compact.Flash slot or a combination of the two.Although designed for memory, Secure Digital InputOutput SDIO and Compact.Flash cards are available that provide accessories like Wi Fi or digital cameras, if the device can support them.Some PDAs also have a USB port, mainly for USB flash drives.Some PDAs use micro.SD cards, which are electronically compatible with SD cards, but have a much smaller physical size.Wired connectivityeditWhile early PDAs connected to a users personal computer via serial ports or another proprietary connection,specify many today connect via a USB cable.Older PDAs were unable to connect to each other via USB, as their implementations of USB didnt support acting as the host.Some early PDAs were able to connect to the Internet indirectly by means of an external modem connected via the PDAs serial port or sync connector,9 or directly by using an expansion card that provided an Ethernet port.Wireless connectivityeditMost modern PDAs have Bluetooth, a popular wireless protocol for mobile devices.Bluetooth can be used to connect keyboards, headsets, GPS receivers, and other nearby accessories.Its also possible to transfer files between PDAs that have Bluetooth.Many modern PDAs have Wi Fi wireless network connectivity and can connect to Wi Fi hotspots.All smartphones, and some other modern PDAs, can connect to Wireless Wide Area Networks, such as those provided by cellular telecommunications companies.Older PDAs from the 1.Ir. DA infrared port allowing short range, line of sight wireless communication.Few current models use this technology, as it has been supplanted by Bluetooth and Wi Fi.Ir. DA allows communication between two PDAs, or between a PDA and any device with an Ir.DA port or adapter.Some printers have Ir.DA receivers,1. 1 allowing Ir.DA equipped PDAs to print to them, if the PDAs operating system supports it.Universal PDA keyboards designed for these older PDAs use infrared technology.Infrared technology is low cost and has the advantage of being allowed aboard.SynchronizationeditMost PDAs can synchronize their data with applications on a users computer.This allows the user to update contact, schedule, or other information on their computer, using software such as Microsoft Outlook or ACT, and have that same data transferred to PDAor transfer updated information from the PDA back to the computer.This eliminates the need for the user to update their data in two places.Synchronization also prevents the loss of information stored on the device if it is lost, stolen, or destroyed.When the PDA is repaired or replaced, it can be re synced with the computer, restoring the users data.Some users find that data input is quicker on their computer than on their PDA, since text input via a touchscreen or small scale keyboard is slower than a full size keyboard.Transferring data to a PDA via the computer is therefore a lot quicker than having to manually input all data on the handheld device.Most PDAs come with the ability to synchronize to a computer.This is done through synchronization software provided with the handheld, or sometime with the computers operating system.Examples of synchronization software include Hot.Sync Manager, for Palm OS PDAs.Microsoft Active.Sync, used by Windows XP and older Windows operating systems to synchronize with Windows Mobile, Pocket PC, and Windows CE PDAs, as well as PDAs running i.OS, Palm OS, and Symbian.Laser Keyboard Virtual Laser Projection Keyboards with Bluetooth for i.Phones and Tablets.People go wireless nowadays to eliminate those loose wires around as well as looking for that hassle free foldable keyboards are just the perfect buddy.They get so messy and often times get tangled everybody hates those tangled wires then.They make your office table or your office look unclean.Todays modern technology has solved this problem.Many wireless keyboard brands invented the most durable and sturdiest of their own.I listed the most popular and preferred wireless keyboard to date.HDE Foldable Portable Roll Up USB 2.Keyboard Keypad. It can be used on your i.Pad, too. This very sleek and completely cable free aluminum cased Apple Wireless Keyboard uses Bluetooth technology.Within range you can type away wirelessly and move around with your keyboard.Use the Apple Wireless Keyboard on your desk, on your lap, or anywhere within 3.Mac or i. Pad. This is indeed a great value for price NEEWER Portable Flexible Silicone Keyboard.The Logitech K4. 00 is innovated with such great intelligence, it gives you a full control features of a computer in a couch friendly form factor.The K4. 00 sports a fairly attractive, clean design aside from the odd random lines artwork on the trackpad.Inland Pro Foldable Black USB Keyboard 7.A great accessory for your laptophome pc.G wireless receiver integrated design. How To Access The Secret Installer Menu On Sky Box Problems here. Perfect control for PC entertainment features.Built in rechargeable lithium ion battery.With a true notebook Touchpad and QWERTY full function mini keyboard.This functional list of flexible keyboards are great and durable that will save your home and office from messy and not durable keyboards that will make your work unproductiveTagged featured, flexible, review, roll up.Comments Off. The innovation of a more portable computers from notebooks to tablets, we always find the need for comfort while typing and gaming and thus we try to look for ways where we can find that comfort in our hands.A lot of techy people opt to purchase mini keyboards.Thanks to various companies who invented ergonomic keyboards Not to mention the style, comfort and affordable price.You cant really ask for moreErgonomic keyboards are popular of its sleek and portable size.You will never worry its function whenever you have to carry it around during meetings and gatherings.It will always be a sweet companion for your computer Top A List Ergonomic Keyboards Online.Microsoft Natural Ergonomic Keyboard 4.Windows Keyboard has a lot of great features you will definitely love.This keyboard has a feature as great as typing without the noise.It has an awesome metal design that can match any color of your computer or office table.Quality is never compromised even though it is small.It is very compact and never a hassle to carry everywhere.This is an ultimate must have for people on the goFellowes Microban Split Design Keyboard, Black 9.What sets this ultimate and ergonomic keyboard apart from any other keyboards is that it is a Split design.This is a perfect choice for tablet, notebooks and netbook users as well as laptops and desktops.Its size wont take a lot of your space on your table.This is a sure nice keyboard pack you would really dont want to missLogitech Wireless Wave Combo Mk.With Keyboard and Laser Mouse 9.The ultimate feature this ergonomic keyboard have is its laser mouse and touchpad.It is definitely cost effective and hassle free And the best thing Its USB mini receiver plugs in directly to any notebook or PC providing connectivity up to 4 feet away.Ergonomic keyboards are indeed heaven sent.They are just the perfect idea for a hassle free trip where you can take work with you or just simply want to have the comfort while typing.It is an innovation way too awesome that I would never allow myself to miss it Tagged featured, flexible, laser keyboard, review.
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