A personal digital assistant (PDA), also known as a handheld PC, is a multi-purpose mobile device which functions as a personal information manager. PDAs have been mostly displaced by the widespread adoption of highly capable smartphones, in particular those based on iOS and Android, and thus saw a rapid decline in use after 2007.
A Pocket PC is a class of personal digital assistant (PDA) that runs the Windows Mobile or Windows Embedded Compact operating system that has some of the abilities of modern desktop PCs. The name was introduced by Microsoft in 2000 as a rebranding of the Palm-size PC category. Some of these devices also had integrated phone and data capabilities, which were called Pocket PC Phone Edition. Windows "Smartphone" is another Windows CE based platform for non-touch flip phones or dumber phones.
The Poqet PC is a very small, portable IBM PC compatible computer, introduced in 1989 by Poqet Computer Corporation with a price of $2000. The computer was discontinued after Fujitsu Ltd. bought Poqet Computer Corp. It was the first subnotebook form factor IBM PC compatible computer that ran MS-DOS. The Poqet PC is powered by two AA-size batteries. Through the use of aggressive power management, which includes stopping the CPU between keystrokes, the batteries are able to power the computer for anywhere between a couple of weeks and a couple of months, depending on usage. The computer also uses an "instant on" feature, such that after powering it down, it can be used again immediately without having to go through a full booting sequence. The Poqet PC is comparable to the HP 95LX/HP 100LX/HP 200LX and the Atari Portfolio handheld computers.
The iPAQ is a discontinued Pocket PC and personal digital assistant which was first unveiled by Compaq in April 2000.
Windows Embedded Compact, formerly Windows Embedded CE, Windows Powered and Windows CE, is a discontinued operating system developed by Microsoft for mobile and embedded devices. It was part of the Windows Embedded family and served as the foundation of several classes of devices including the Handheld PC, Pocket PC, Auto PC, Windows Mobile, Windows Phone 7 and others.
The Sharp Zaurus is the name of a series of personal digital assistants (PDAs) made by Sharp Corporation. The Zaurus was the most popular PDA during the 1990s in Japan and was based on a proprietary operating system. The first Sharp PDA to use the Linux operating system was the SL-5000D, running the Qtopia-based Embedix Plus. The Linux Documentation Project considers the Zaurus series to be "true Linux PDAs" because their manufacturers install Linux-based operating systems on them by default. The name derives from the common suffix applied to the names of dinosaurs.
Casio Cassiopeia was the brand name of a PDA manufactured by Casio. It used Windows CE as the Operating system. Casio was one of the first manufacturers of PDAs, developing at the beginning small pocket-sized computers with keyboards and grayscale displays and subsequently moving to smaller units in response to customer demand.
The Dell Axim family of personal digital assistants was Dell's line of Windows Mobile-powered Pocket PC Devices. The first model, the Axim X5, was introduced in 2002, while the final model, the Axim X51, was discontinued on April 9, 2007.
Windows Mobile is a discontinued mobile operating system developed by Microsoft for smartphones and personal digital assistants.
A handheld personal computer (PC), typically built around either a clamshell form factor or a gaming form factor with a gamepad integrated for video games, is a mobile device that is significantly smaller than any standard personal computer (PC), but based on the same principles as PCs. The clamshell form factor is sometimes referred to as a palmtop computer, not to be confused with Palmtop PC which was a name used mainly by Hewlett-Packard.
The Vadem Clio is a handheld PC released by Vadem in 1999. Models of it used Windows CE H/PC Pro 3.0 as the operating system. Data Evolution Corporation currently owns the rights to the Clio.
The Jornada was a line of personal digital assistants or PDAs manufactured by Hewlett-Packard. The Jornada was a broad product line that included Palm-Size PCs, Handheld PCs, and Pocket PCs. The first model was the 820, released in 1998, and the last was the 928 model in 2002 when Compaq and HP merged. The Jornada line was then succeeded by the more popular iPAQ model PDAs. All Jornada models ran Microsoft Operating Systems that were based on Windows CE.
Jawbreaker is a port of SameGame for the Pocket PC bundled with the Microsoft Windows Mobile 2003 operating system for PDAs. The operating system, and thus the game, was officially released on April 7, 2003. The game itself was developed by American studio oopdreams software, Inc. Jawbreaker is officially listed as one of the "Core Applications" of the Windows Mobile software family, in a paper released by Microsoft. In Windows Mobile 5.0 and Windows Mobile 6.0 it is called Bubble Breaker. The original non-bundled version of the game is available from the developer itself as Bubblets.
The HP 620LX is a palmtop computer that runs Windows CE 2.0 or 2.11. It has a CompactFlash Type I card slot, a PC card slot, a serial link cable plug, and an infrared port. It has 16MB of RAM and a Hitachi SH3 processor running at 75 Mhz. It also has a 256-color display with a resolution of 640x240. The screen is backlit. It is internet capable by attaching an add-on modem or through an Ethernet or Wi-Fi card. Only Type I PC cards are supported, and special drivers for Windows CE are required.
The MSN Companion was a small-scale personal computer terminal that was designed for easy access to MSN services on the Internet, such as Hotmail, while still being cheap and easy to use. They were intended for use by people with little knowledge of computers or technology, and many included several features aimed at the elderly or disabled, such as easier-to-read monitors. The device was designed by Microsoft.
The MobilePro is a discontinued line of personal digital assistants manufactured by NEC. Most models in the MobilePro range were handheld PCs with almost full size keyboards and a compact form placing them between being a palmtop and a subnotebook. All of the models in the MobilePro range ran a version of Microsoft's Windows CE mobile operating system and could be navigated using a stylus and touchscreen.
The Philips Velo was a Handheld PC.
The HP 660LX (F1270A) is a handheld palmtop organizer that runs Windows CE 2.0 or 2.11 that launched in 1998. It is similar to the previous model, the HP 620LX. It has a CompactFlash Type I card slot, a PC card slot, a serial link cable plug, and an infrared port.
The HP 300LX was one of the first handheld PCs designed to run the Windows CE 1.0 operating system from Microsoft. Originally announced in 1996, the HP 300LX was released together with the 320LX in the second quarter of 1997. Unlike other HPCs of the time, the resistive touch screen had an enhanced screen resolution of 640x240 with 4 shades of grey, rather than the standard 480x240 resolution of other devices, such as the Casio Cassiopeia A-10. The device also sported a full PC card slot, a serial link cable plug, and an infrared port.
Pocket PC 2000 was the first member of the Windows Mobile family of mobile operating systems that was released on April 19, 2000, and was based on Windows CE 3.0. It is the successor to the operating system aboard Palm-size PCs. Backwards compatibility was retained with such Palm-size PC applications.
