Active Stylus Pen Combining Touch Input and Ballpoint Writing
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Solution Overview
Problem
Existing active stylus pens can only be used as input devices for electronic devices and cannot write on written objects like paper, requiring users to switch between pens for writing on screens and paper, which is inconvenient.
Innovation Solution
An active stylus pen that transmits a signal to a chip at the tip of a refill, allowing it to function as both an input device for touch panels and a writing utensil for paper.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If an active stylus pen is designed to be thin for touch panel input, then it can be used as an input device for electronic devices, but it cannot write on written objects like paper
Solution Approach 1:
The active stylus pen is designed to perform multiple functions: it can write on paper using a ballpoint pen refill and serve as an input device for touch panels. The pen body contains both a ballpoint pen refill for writing on paper and electronic components (antenna, battery, control circuit) for touch panel input, allowing a single device to replace multiple tools
Solution Approach 2:
The invention merges two separate tools (ballpoint pen and active stylus) into one unified device. The ballpoint pen refill and electronic components are combined within the same pen body, enabling the user to switch between writing on paper and inputting into electronic devices without carrying separate pens
2Adaptability or versatility
If users carry multiple pens for different writing surfaces, then they can write on both paper and electronic devices, but it becomes troublesome to replace pens frequently
Solution Approach 1:
The active stylus pen serves as a universal writing and input tool that works on both paper and electronic device touch panels. By integrating ballpoint pen functionality with electronic stylus capabilities in a single device, users eliminate the need to carry and switch between multiple specialized pens
Solution Approach 2:
The pen automatically switches between writing mode and input mode based on the surface it contacts. When placed on paper, the ballpoint refill is used for writing; when placed on a touch panel, the electronic components activate for digital input, eliminating manual switching operations
Data Source
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AI summary
The task is to provide an active stylus pen that can write on a written object, such as paper, like a ballpoint pen or a mechanical pencil. An active stylus pen transmitting a signal to a chip provided at a tip of a refill of a ballpoint pen.