Integrated Handwriting Desk With Real-Time Capture for Online Classes

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Solution Overview

Problem

Current network education lacks a specialized device for students to conveniently operate and upload class assignments, particularly using mobile phones and computers, which is inconvenient.

Innovation Solution

A network handwriting instrument with a handwriting table, LED illumination lamp, camera, heating plate, and liquid crystal touch screen, connected via a controller, allowing real-time interaction and recording of writing processes without needing a mobile phone, with features like dustproof protection and temperature control.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If students use mobile phones and computers for network education, then they can attend classes anytime and anywhere, but the operation is inconvenient and requires shooting and uploading assignments

Engineering Contradiction:
Improveoperation convenienceVSAvoiddevice complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent combines multiple functions (writing surface, camera, lighting, heating, control) into a single integrated handwriting instrument. The handwriting table integrates a writing surface with embedded lighting, camera, and heating elements, eliminating the need for separate mobile phones and computers, thus simplifying operation while maintaining functionality.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The handwriting instrument serves multiple purposes: it provides a writing surface, captures images of written content, provides illumination, maintains temperature comfort, and enables real-time transmission to teachers. This multi-functional design replaces multiple devices (phone, computer, lamp, heater) with a single universal instrument.

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

2Ease of operation

If a specialized device for network education is developed, then operation convenience is improved, but the device complexity increases

Engineering Contradiction:
Improveoperation convenienceVSAvoiddevice complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The device is divided into distinct functional modules: handwriting table with writing surface, column structure with storage tank, transverse column with mounting slots, controller unit, and various embedded components (camera, LED lamp, heating wire). This modular segmentation allows complex functionality to be organized into manageable, independent sections that can be manufactured and assembled separately.

Inventive Principle:
Principle #1Segmentation

3Reliability

If real-time recording and interaction features are added, then network education quality is improved, but the device complexity increases

Engineering Contradiction:
Improvenetwork education qualityVSAvoiddevice complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The camera captures the student's writing in real-time and transmits it to the teacher, who can provide immediate feedback and correction. The system enables two-way communication where the teacher can see the student's work and guide them through the writing process, creating a closed-loop feedback mechanism that enhances education quality.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The camera and controller act as intermediaries between the student's physical writing and the teacher's remote observation. The camera captures the writing surface image and transmits it through the controller to the teacher's device, enabling real-time interaction without requiring the teacher to be physically present.

Inventive Principle:
Principle #24Intermediary (Mediator)

4Ease of operation

If heating and lighting features are integrated, then user comfort is improved, but the device complexity increases

Engineering Contradiction:
Improveuser comfortVSAvoiddevice complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The heating wire and LED illumination lamp are integrated into the handwriting table structure. The heating wire is embedded between the handwriting table and heating plate, while the LED lamp is mounted in the transverse column, providing both thermal and optical comfort within a single device rather than requiring separate heating and lighting equipment.

Inventive Principle:
Principle #5Merging (Combining)

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

Enhances the convenience and comfort of network education by reducing the need for mobile phone operation, providing real-time interaction and recording, and improving usability with temperature control and reduced weight, while protecting the device from dust and damage.

Implementation Method 1

an electric heating wire is fixedly mounted between the handwriting table and the heating plate

Methodology Applied
Scientific EffectJoule heating: Joule Heating

Implementation Method 2

An LED illumination lamp and a camera are arranged on a lower end surface of the transverse column

Methodology Applied
Scientific EffectLight emitting diode: Light Emitting Diode

Data Source

PatentUS11410566B2Network handwriting instrument
Publication Date: 2022.08.09 YANG SHAOFENG
  • US11410566B2 patent drawing
  • US11410566B2 patent drawing
  • US11410566B2 patent drawing

AI summary

The present invention discloses a network handwriting instrument. The network handwriting instrument comprises a handwriting table. A column is fixedly mounted in a middle position of a back side of an upper end surface of the handwriting table. A transverse column is arranged on the upper portion of a front surface of the column. An LED illumination lamp and a camera are arranged on a lower end surface of the transverse column. A horn, a power supply switch, a power supply indicator lamp and a liquid crystal touch screen are fixedly mounted from top to bottom on a lower portion of the front surface of the column, successively. According to the network handwriting instrument, a heating plate is heated up through an electric heating wire, so that the network handwriting instrument is used in winter conveniently. As the camera is focused on writing paper to shoot, so that a user can be interacted with a teacher online in real time. Meanwhile, the network handwriting instrument can record a writing process online in real time, and it is unnecessary to take a picture by a mobile phone to upload a class assignment. The LED illumination lamp and the camera are mounted in a hidden manner through formed mounting slots and dustproof plates are mounted at openings of the mounting slots to protect the LED illumination lamp and the camera so as to prevent the LED illumination lamp and the camera from being damaged by collision and to prevent dust from entering the network handwriting instrument.