Computerized desk with a touch screen

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Solution Overview

Problem

Existing computerized desks lack integrated touch screen technology with advanced features such as telescopic legs, privacy filters, and dual central processing units for wireless communication, limiting their functionality in educational settings and daily use.

Innovation Solution

A computerized desk design featuring a base unit with a touch screen, telescopic front legs, hollow back legs, apertures, a first central processing unit, USB ports, an audio port, and a second central processing unit in wireless communication, enabling wireless interaction and eliminating the need for paper and writing utensils.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of substance

If traditional paper-based learning materials and writing utensils are used, then students can access textbooks and take notes, but students must carry heavy backpacks and use paper-consuming materials

Engineering Contradiction:
Improvepaper consumptionVSAvoidbackpack and writing utensils
Core Design Contradiction:
Loss of substanceVSDevice complexity

Solution Approach 1:

The patent replaces the mechanical system of paper-based learning with an electronic touch screen system. The touch screen displays e-textbooks and allows digital note-taking, eliminating the need for physical paper, textbooks, and writing utensils. This substitution directly addresses the contradiction by removing paper consumption while simplifying the student's carrying burden.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The touch screen serves multiple functions: displaying e-textbooks, taking lecture notes, completing exams, and providing access to digital resources. This multi-functionality consolidates what previously required multiple separate items (textbooks, notebooks, pens, backpacks) into a single device, thereby reducing paper consumption and simplifying the overall system.

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

2Reliability

If students use traditional paper-based exams, then cheating can occur between adjacent students, but digital solutions require complex monitoring systems

Engineering Contradiction:
Improveexam integrityVSAvoidmonitoring system
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent implements a privacy filter on the touch screen that restricts viewing to a specific angular range directly in front of the student. This local quality control ensures that only the authenticated student can view the exam content on their screen, while adjacent students cannot see it. This provides exam integrity through a simple optical filter rather than complex electronic monitoring systems.

Inventive Principle:
Principle #3Local quality

3Adaptability or versatility

If a single processing unit is used in the desk, then the system is simpler, but wireless communication and multi-student interaction capabilities are limited

Engineering Contradiction:
Improvewireless communication capabilityVSAvoidcentral processing unit configuration
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent divides the processing functionality into two separate central processing units: one in the student desk for local touch screen operations and one in the teacher's station for overall system control and wireless communication. This segmentation allows each unit to be optimized for its specific function while maintaining wireless connectivity between them, providing versatility without excessive complexity in any single component.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS9781996B1Computerized desk with a touch screen
Publication Date: 2017.10.10 THOMPSON AMANDA
  • US9781996B1 patent drawing
  • US9781996B1 patent drawing
  • US9781996B1 patent drawing

AI summary

A computerized desk with a touch screen including a base unit, a pair of telescopic front legs attached to a bottom surface of the base unit, a pair of hollow back legs attached to the bottom surface of the base unit, and a pair of apertures disposed through a front surface of one of the pairs of back legs. A touch screen is disposed within a top surface of the base unit, a first central processing unit is attached to the bottom surface of the base unit, at least one USB port is disposed on the base unit, and an audio port is disposed on the base unit. A second central processing unit disposed proximal to the first central processing unit is in wireless communication with the first central processing unit.