Projector Wireless Connection Guide via Auto-Detection
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Solution Overview
Problem
Users face inconvenience in connecting a display device to an information processing device via wireless communication, as they often need to refer to operation manuals to find guidance, leading to time-consuming and effortful processes.
Innovation Solution
A display device equipped with a detection unit for identifying connectable information processing devices via wireless communication and a control unit that displays a guide image for necessary operations, enabling users to connect devices easily and quickly.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Loss of information
If users refer to operation manuals for connection guidance, then they can find connection methods, but it takes time and effort leading to operational inconvenience
Solution Approach 1:
The display device performs preliminary actions by automatically detecting the information processing device and proactively displaying connection guidance information on its screen before the user needs to search for it. This eliminates the need for users to manually search operation manuals, directly resolving the contradiction between information availability and time consumption.
Solution Approach 2:
The system implements self-service by having the display device automatically generate and display connection guidance without requiring users to consult external manuals. The device serves itself by providing the necessary connection information autonomously, reducing both information loss and time loss for users.
2Ease of operation
If the display device displays connection guidance automatically, then connection process is simplified, but the device complexity increases
Solution Approach 1:
The display device leverages its existing display functionality to serve multiple purposes: showing content and simultaneously displaying connection guidance information. This multi-functionality approach allows the device to provide enhanced ease of operation without requiring completely separate dedicated components, thus limiting the increase in device complexity.
Solution Approach 2:
The system uses feedback from the detection unit's automatic device detection to trigger appropriate connection guidance display. This feedback mechanism enables the display device to adapt its behavior based on detected conditions, simplifying the connection process while managing complexity through intelligent control rather than additional hardware.
3Productivity
If the display device detects information processing devices automatically, then connection is faster, but the detection and control mechanisms become more complex
Solution Approach 1:
The display device performs self-service by automatically detecting information processing devices without requiring manual user input or complex external detection systems. This autonomous detection capability increases connection speed while managing complexity through integrated rather than separate detection mechanisms.
Solution Approach 2:
The patent merges the detection unit and control unit functions into the display device's existing architecture, combining multiple functions (display, detection, control) into a single integrated system. This merging approach increases productivity by enabling automatic device detection and guidance display while limiting complexity growth through functional integration rather than multiplication of separate components.
Data Source
AI summary
A projector includes an image projection unit which projects an image; a first communication unit which detects an information processing device connectable via wireless communication; and a control unit which causes the image projection unit to project a guidance image including a necessary operation to connect the projector to the information processing device, when the first communication unit detects the information processing device.


