# How Mobile Devices Switch Between Open Apps Using Gestures

> Apple's patent describes a way to switch between open apps on a touchscreen by showing a bar of app previews and selecting one with a tap.

- **Patent:** US 8291344
- **Original title:** Device, method, and graphical user interface for managing concurrently open software applications
- **Owner:** Apple Inc
- **Granted:** 2012
- **Status:** Active
- **Times cited:** 70
- **Field:** consumer_electronics, software

## What it does

This patent defines a specific way to manage multitasking on a mobile device. When a user triggers an 'application view selection mode,' the device displays a row of smaller images representing currently open apps alongside a separate area for launching new apps. The user selects an app by tapping one of these previews, which then expands to full-screen while the selection bar disappears. It specifically links the transition from a full-screen app to this selection mode and back again, ensuring that selecting an app restores its previous state.

## What it does NOT cover

- Does not cover multitasking systems that do not use a dedicated 'predefined area' for app previews
- Does not cover app switching methods that rely solely on hardware buttons rather than gestures
- Does not cover systems that display all open apps in a grid rather than a specific selection bar area
- Does not cover background processes that manage memory without a specific graphical user interface component

## The clever bit

The innovation lies in the simultaneous display of 'active' app previews and 'launch' icons in two distinct, predefined areas, allowing a single gesture to switch context between running tasks and new app discovery.

## Real-world examples

1. iOS App Switcher (multitasking view)
2. iPadOS multitasking gestures
3. Early iPhone multitasking bars

## Why it matters

This patent is a core component of the iOS multitasking interface introduced in the early 2010s. It provided a standardized way for users to navigate between multiple active programs without losing their place, which was essential for the transition of smartphones from simple tools to primary computing devices.

## Frequently asked questions

### What does How Mobile Devices Switch Between Open Apps Using Gestures cover?

Apple's patent describes a way to switch between open apps on a touchscreen by showing a bar of app previews and selecting one with a tap.

### Who owns patent US 8291344?

Apple Inc owns this patent, granted in 2012.

### When does this patent expire?

This patent is expected to expire on October 16, 2032, when the invention enters the public domain.

### What is patent US 8291344 cited by?

This patent has been cited by 70 later patents that build on its ideas.

### What problem does this patent solve?

This patent is a core component of the iOS multitasking interface introduced in the early 2010s. It provided a standardized way for users to navigate between multiple active programs without losing their place, which was essential for the transition of smartphones from simple tools to primary computing devices.

### What does this patent NOT cover?

Does not cover multitasking systems that do not use a dedicated 'predefined area' for app previews

**Full plain-English explainer:** https://patentbrief.org/patent/us/8291344/ios-autocorrect-keyboard

**Original patent:** https://patents.google.com/patent/US8291344

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_Source: PatentBrief — https://patentbrief.org. Patent facts are from public records; the plain-English explanation is PatentBrief's._