# How Nintendo's Wii U GamePad Controller Attachment Works

> A patent describing a modular gaming controller system where a tablet-like screen can be snapped into a larger frame with physical grips and buttons.

- **Patent:** US 8702514
- **Original title:** Controller device and controller system
- **Owner:** Nintendo Co Ltd
- **Granted:** 2014
- **Status:** Active
- **Times cited:** 11
- **Field:** consumer_electronics, gaming

## What it does

The patent details a modular controller system consisting of a primary tablet-like device with a screen and an additional 'grip' frame. The frame features two parallel, bar-shaped handles and a central support section that holds the tablet in place. When attached, the system allows the user to hold the grips while the screen remains in a vertical orientation. It also includes specific mechanical engagement tabs that lock the tablet into the frame, ensuring the device remains stable during gameplay.

## What it does NOT cover

- Does not cover controllers that lack a detachable display device.
- Does not cover generic tablet stands that do not include integrated game operation sections (buttons/sticks).
- Does not cover handheld devices where the grips are permanently fixed and cannot be removed.
- Does not cover wireless communication protocols themselves, only the system configuration.

## The clever bit

The design cleverly solves the ergonomics of a large, flat screen by placing the grips in a 'sandwich' configuration—one grip positioned forward of the screen and one behind—allowing for a comfortable, balanced hold on a wide, plate-shaped device.

## Real-world examples

1. Nintendo Wii U GamePad

## Why it matters

This patent covers the hardware architecture of the Nintendo Wii U GamePad, a significant attempt to bridge the gap between traditional home console gaming and portable tablet-style experiences. It represents a specific design philosophy where the controller itself acts as a secondary screen and input hub, influencing how developers created dual-screen gameplay experiences.

## Frequently asked questions

### What does How Nintendo's Wii U GamePad Controller Attachment Works cover?

A patent describing a modular gaming controller system where a tablet-like screen can be snapped into a larger frame with physical grips and buttons.

### Who owns patent US 8702514?

Nintendo Co Ltd owns this patent, granted in 2014.

### When does this patent expire?

This patent is expected to expire on April 22, 2034, when the invention enters the public domain.

### What is patent US 8702514 cited by?

This patent has been cited by 11 later patents that build on its ideas.

### What problem does this patent solve?

This patent covers the hardware architecture of the Nintendo Wii U GamePad, a significant attempt to bridge the gap between traditional home console gaming and portable tablet-style experiences. It represents a specific design philosophy where the controller itself acts as a secondary screen and input hub, influencing how developers created dual-screen gameplay experiences.

### What does this patent NOT cover?

Does not cover controllers that lack a detachable display device.

**Full plain-English explainer:** https://patentbrief.org/patent/us/8702514/wii-balance-board

**Original patent:** https://patents.google.com/patent/US8702514

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