Multi-functional Touch Keyboard Integrating Sensor Key Caps

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Solution Overview

Problem

Existing multi-functional keyboards with touch pads are inefficient due to the need to frequently switch hands between typing and mouse operations, and they are limited by the format and quantity of content displayed on a single monitor screen, which can lead to inconvenience and inefficiency.

Innovation Solution

A multi-functional touch keyboard with a touch sensor integrated into the key caps, including a touch pad formed by grouping key caps in a specific shape, with left and right click keys adjacent to the touch pad, allowing for cursor movement and click functions without the need for a separate mouse or touch pad, and enabling efficient screen operation by providing a sub-monitor functionality.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a separate mouse or touch pad is provided for graphic controller functions, then the basic mouse operation functions are available, but the user must frequently switch hands between typing and mouse operations, reducing operational efficiency

Engineering Contradiction:
Improveoperational efficiencyVSAvoidseparate graphic controller
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent merges the keyboard and touch pad into a single integrated device. The touch pad is formed by grouping specific key caps (space key cap, six lower line character key caps, seven intermediate line key caps, and eight upper line key caps) to create a unified input device that combines typing and graphic control functions, eliminating the need for separate mouse operations

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The integrated touch keyboard serves multiple functions: it acts as both a keyboard for character input and a touch pad for graphic controller operations. The same key cap surfaces perform dual roles - individual key presses for typing and collective touch patterns for cursor control and mouse functions

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

2Ease of operation

If the touch pad is divided into left and right sections, then both hands can operate it, but the practicality and efficiency are reduced and error possibility increases

Engineering Contradiction:
Improvetwo-hand operation capabilityVSAvoidoperational efficiency
Core Design Contradiction:
Ease of operationVSProductivity

Solution Approach 1:

The patent employs asymmetric design in the touch pad configuration. The touch pad area is formed by grouping key caps in a specific asymmetric pattern (space key cap plus surrounding character key caps in different arrangements for left and right sides), with asymmetric click key placements (left click key on left side, right click key on right side) that optimize for natural hand positioning and movement patterns

Inventive Principle:
Principle #4Asymmetry

3Device complexity

If a single monitor screen is used, then the device structure is simple, but the content display format and quantity are limited

Engineering Contradiction:
Improvemonitor configurationVSAvoidcontent display capability
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The patent transitions from a single two-dimensional monitor to a multi-monitor three-dimensional spatial arrangement. Multiple monitors are positioned at different spatial locations and angles, creating additional display dimensions that allow simultaneous presentation of diverse content formats and quantities without increasing individual screen complexity

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

Data Source

PatentUS11481043B2Multi-functional touch keyboard having touch sensor
Publication Date: 2022.10.25 BLD
  • US11481043B2 patent drawing
  • US11481043B2 patent drawing
  • US11481043B2 patent drawing

AI summary

The present invention discloses a multi-functional touch keyboard having a touch sensor, including: a key cap unit 110; a driving circuit unit (not shown); a support 120; a touch pad 130 composed of touch sensors respectively formed on the upper ends of multiple key caps 111 grouped in a specific shape; a left click key 141 and a right click key 142 formed adjacent to both ends of the touch pad 130; and a control unit (not shown) which moves a cursor in conjunction with a touch of the touch pad 130 and performs a click function by means of pressing of the click key, in which the multi-functional touch keyboard performs a touch pad function as a graphic controller while performing basic functions as a keyboard.