Rotating Display Module with Segmented Keyboard for Mode Switching

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Solution Overview

Problem

Conventional electronic devices with combined monitor and keyboard modules are bulky and inconvenient due to non-ergonomic key arrangements and limited space, making it difficult to access multimedia functions.

Innovation Solution

An electronic device design featuring a keyboard module with distinct areas for QWERTY and multimedia keys, and a display module with a detachable connecting surface that can rotate 180 degrees to switch between operation modes, allowing users to selectively access either QWERTY or multimedia keys while maintaining a compact form factor.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If monitor module and keyboard module are combined by slidably pivotal axis or rotatably pivotal axis, then the device can switch between operation modes, but the device becomes bulky and the key arrangement becomes non-ergonomic

Engineering Contradiction:
Improveoperation mode switchingVSAvoiddevice size
Core Design Contradiction:
Adaptability or versatilityVSVolume of moving object

Solution Approach 1:

The keyboard module is divided into distinct key areas (QWERTY keys, multimedia keys, navigation keys) with a joining area in between, allowing the display module to be positioned at different locations. This segmentation enables mode switching without requiring a bulky pivotal connection between entire modules.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The display module connects to the joining area and can be positioned in different spatial orientations (first direction for QWERTY mode, second direction for multimedia mode). This dimensional positioning allows mode switching while maintaining a compact overall device structure.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Volume of moving object

If all modules are designed separately to reduce device size, then the device becomes compact, but the keyboard module space is reduced making operation difficult and inconvenient

Engineering Contradiction:
Improvedevice sizeVSAvoidkeyboard operation convenience
Core Design Contradiction:
Volume of moving objectVSEase of operation

Solution Approach 1:

The joining area serves multiple functions: it acts as a structural connection point, an electrical connection interface, and a positioning mechanism for the display module. This multi-functionality allows separate module design while maintaining ease of operation through proper spatial arrangement of keys.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The display module is detachably disposed on the joining area, allowing it to be dynamically positioned in different directions based on the desired operation mode. This dynamic positioning ensures ergonomic key access while maintaining compact device dimensions.

Inventive Principle:
Principle #15Dynamics

3Volume of moving object

If display module is detachably disposed on joining area, then the device becomes compact with ergonomic key access, but the structural complexity increases

Engineering Contradiction:
Improvedevice sizeVSAvoidmodule connection structure
Core Design Contradiction:
Volume of moving objectVSDevice complexity

Solution Approach 1:

The joining area merges multiple functions into a single structural element: mechanical connection, electrical connection, and display module positioning. This merging reduces the number of separate components needed, thereby reducing overall structural complexity despite the detachable design.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS8531827B2Electronic device and keyboard module thereof
Publication Date: 2013.09.10 HTC CORP
  • US8531827B2 patent drawing
  • US8531827B2 patent drawing
  • US8531827B2 patent drawing

AI summary

An electronic device is provided, and includes a keyboard module and a display module. The keyboard module includes a first key area, a second key area, and a joining area disposed between the first key area and the second key area. The display module has a connecting surface detachably disposed on the joining area and electrical connected to the keyboard module. The display module is stood on the keyboard module to face a first direction in a first operation mode and a second direction is opposite to the first direction in a second operation mode.