Tablet computer

tabletstablettablet PCtablet computerstablet PCshybrid tablettablet devicemini tablet computertablet devicesconvertible tablet
A tablet computer, commonly shortened to tablet, is a mobile device, typically with a mobile operating system and LCD touchscreen display processing circuitry, and a rechargeable battery in a single thin, flat package.wikipedia
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Mobile operating system

mobile platformsmobilemobile operating systems
A tablet computer, commonly shortened to tablet, is a mobile device, typically with a mobile operating system and LCD touchscreen display processing circuitry, and a rechargeable battery in a single thin, flat package.
A mobile operating system (or mobile OS) is an operating system for phones, tablets, smartwatches, or other mobile devices.

IPad (1st generation)

iPadApple iPadiPad 1
In 2010, Apple released the iPad, the first mass-market tablet to achieve widespread popularity.
The first-generation iPad is a tablet computer designed and marketed by Apple Inc. as the first in the iPad line.

Cellular network

cellularmobile networkcellular networks
Modern tablets largely resemble modern smartphones, the only differences being that tablets are relatively larger than smartphones, with screens 7 inch or larger, measured diagonally, and may not support access to a cellular network.
This enables a large number of portable transceivers (e.g., mobile phones, tablets and laptops equipped with mobile broadband modems, pagers, etc.) to communicate with each other and with fixed transceivers and telephones anywhere in the network, via base stations, even if some of the transceivers are moving through more than one cell during transmission.

Pen computing

pen-based computingpenHandwriting recognition
The tablet computer and its associated operating system began with the development of pen computing.
Pen computing is also used to refer to the usage of mobile devices such as tablet computers, PDAs and GPS receivers.

ARM architecture

ARMNEONARMv7
In 1994, the European Union initiated the NewsPad project, inspired by Clarke and Kubrick's fictional work. Acorn Computers developed and delivered an ARM-based touch screen tablet computer for this program, branding it the "NewsPad"; the project ended in 1997. The devices were manufactured by several manufacturers, based on a mix of: x86, MIPS, ARM, and SuperH hardware.
These characteristics are desirable for light, portable, battery-powered devicesincluding smartphones, laptops and tablet computers, and other embedded systems.

EO Personal Communicator

EO tablet computerAT&T EO 440AT&T EO Personal Communicator, 1993
Also based on PenPoint was AT&T's EO Personal Communicator from 1993, which ran on AT&T's own hardware, including their own AT&T Hobbit CPU.
The EO is an early commercial tablet computer that was created by Eo, Inc. (later acquired by AT&T Corporation), and released in April 1993.

Virtual keyboard

on-screen keyboardbacklitkeyboard
Two species of tablet, the "slate" and "booklet", do not have physical keyboards and usually accept text and other input by use of a virtual keyboard shown on their touchscreen displays.
Multitouch screens allow the possibility to create virtual chorded keyboards for tablet computers, touchscreens, touchpads and wired gloves.

Mobile device

mobile deviceshandheldmobile
A tablet computer, commonly shortened to tablet, is a mobile device, typically with a mobile operating system and LCD touchscreen display processing circuitry, and a rechargeable battery in a single thin, flat package.
Early smartphones were joined in the late 2000s by larger, but otherwise essentially the same, tablets.

Microsoft Tablet PC

Tablet PCTablet PCsMicrosoft Garden Pond
During the November 2000 COMDEX, Microsoft used the term Tablet PC to describe a prototype handheld device they were demonstrating.
Hundreds of such tablet personal computers have come onto the market since then.

Linux

GNU/LinuxLinLinux operating system
In 2001, Ericsson Mobile Communications announced an experimental product named the DelphiPad, which was developed in cooperation with the Centre for Wireless Communications in Singapore, with a touch-sensitive screen, Netscape Navigator as a web browser, and Linux as its operating system.
Many smartphones and tablet computers run Android and other Linux derivatives.

Operating system

operating systemsOScomputer operating system
In 2001, Ericsson Mobile Communications announced an experimental product named the DelphiPad, which was developed in cooperation with the Centre for Wireless Communications in Singapore, with a touch-sensitive screen, Netscape Navigator as a web browser, and Linux as its operating system.
In the mobile (smartphone and tablet combined) sector, use in 2017 is up to 70% of Google's Android and according to third quarter 2016 data, Android on smartphones is dominant with 87.5 percent and a growth rate 10.3 percent per year, followed by Apple's iOS with 12.1 percent and a per year decrease in market share of 5.2 percent, while other operating systems amount to just 0.3 percent.

Dynabook

In 1968, computer scientist Alan Kay envisioned a KiddiComp; he developed and described the concept as a Dynabook in his proposal, A personal computer for children of all ages (1972), which outlines functionality similar to that supplied via a laptop computer, or (in some of its other incarnations) a tablet or slate computer, with the exception of near eternal battery life. Adults could also use a Dynabook, but the target audience was children.
The KiddiComp concept, envisioned by Alan Kay in 1968 while a PhD candidate, and later developed and described as the Dynabook in his 1972 proposal "A personal computer for children of all ages", outlines the requirements for a conceptual portable educational device that would offer similar functionality to that now supplied via a laptop computer or (in some of its other incarnations) a tablet or slate computer with the exception of the requirement for any Dynabook device offering near eternal battery life.

PenPoint OS

PenPointPensoft
In 1992, IBM announced (in April) and shipped to developers (in October) the 2521 ThinkPad, which ran the GO Corporation's PenPoint OS.
The PenPoint OS was a product of GO Corporation and was one of the earliest operating systems written specifically for graphical tablets and personal digital assistants.

GRiDPad

Following earlier tablet computer products such as the Pencept PenPad, and the CIC Handwriter, in September 1989, GRiD Systems released the first commercially successful tablet computer, the GRiDPad.
The GRiDPad was a pen computing tablet built by GRiD Systems Corporation in 1989.

IPad

iPadsApple iPadApple iPads
Apple is often credited for defining a new class of consumer device with the iPad, which shaped the commercial market for tablets in the following years, and was the most successful tablet at the time of its release.
iPad is a line of tablet computers designed, developed and marketed by Apple Inc., which run the iOS mobile operating system.

X86

x86 architectureIntel x8680x86
The devices were manufactured by several manufacturers, based on a mix of: x86, MIPS, ARM, and SuperH hardware.
As of 2018, the majority of personal computers and laptops sold are based on the x86 architecture, while other categories—especially high-volume mobile categories such as smartphones or tablets—are dominated by ARM; at the high end, x86 continues to dominate compute-intensive workstation and cloud computing segments.

Microsoft

Microsoft CorporationMSMicrosoft Corp.
During the November 2000 COMDEX, Microsoft used the term Tablet PC to describe a prototype handheld device they were demonstrating.
This began with the acquisition of Danger Inc. in 2008, entering the personal computer production market for the first time in June 2012 with the launch of the Microsoft Surface line of tablet computers; and later forming Microsoft Mobile through the acquisition of Nokia's devices and services division.

Android (operating system)

AndroidAndroid operating systemAndroid OS
The first LTE Android tablet appeared late 2009 and was made by ICD for Verizon.
It is based on a modified version of the Linux kernel and other open source software, and is designed primarily for touchscreen mobile devices such as smartphones and tablets.

Modbook

15.4-inch Retina MacBook Protype of tablet computer
Before the release of iPad, Axiotron introduced an aftermarket, heavily modified Apple MacBook called Modbook, a Mac OS X-based tablet computer.
The Modbook is a brand of a pen-enabled Mac tablet computers first manufactured by Axiotron, Inc. from 2008 to 2010, and then by Modbook Inc. from 2012 to present.

BlackBerry PlayBook

PlayBookBlackBerry PlayBook OSBlackberry Tablet
The BlackBerry PlayBook was announced in September 2010 that ran the BlackBerry Tablet OS.
The BlackBerry PlayBook is a mini tablet computer developed by BlackBerry and made by Quanta Computer, an original design manufacturer (ODM) It was first released for sale on April 19, 2011, in Canada and the United States.

HP TouchPad

TouchPadHewlett-Packard Touchpadsinductive charger
Hewlett Packard announced that the TouchPad, running WebOS 3.0 on a 1.2 GHz Qualcomm Snapdragon CPU, would be released in June 2011.
The HP TouchPad is a tablet computer that was developed and designed by Hewlett-Packard.

Digital pen

digitizerpenstylus
The touchscreen display is operated by gestures executed by finger or stylus instead of the mouse, trackpad, and keyboard of larger computers.
Some models can be found on graphics tablets made popular by Wacom, and on tablet computers using Wacom's Penabled™ technology.

WeTab

The first tablet using MeeGo was the Neofonie WeTab launched September 2010 in Germany.
WeTab (initially announced as WePad) is a MeeGo-based tablet computer announced by German producer Neofonie in April 2010.

Tizen

LiMoLiMo operating systemSamsung Tizen OS
On September 27, 2011 the Linux Foundation announced that MeeGo would be replaced in 2012 by Tizen.

Samsung Galaxy Tab series

Galaxy TabSamsung Galaxy TabSamsung Galaxy Tab 4 series
Samsung's Galaxy Tab and others followed, continuing the trends towards the features listed above.
The Samsung Galaxy Tab is a line of Android-based tablet computers produced by Samsung Electronics.