Interface Circuit Displaying Pre-Connection Power Modes
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Solution Overview
Problem
Users face difficulties in determining whether an electronic device is connectable and operable with a USB Type-C interface circuit, as the interoperability and power supply capabilities are not clearly indicated, leading to potential connection issues despite matching physical standards.
Innovation Solution
An interface circuit with a control unit and display unit that displays supported operation modes and power supply modes before connecting an electronic device, allowing users to determine compatibility and power capabilities visually.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a USB Type-C interface circuit is used with standardized connector and cable, then physical connection is possible, but interoperability and operational compatibility cannot be guaranteed
Solution Approach 1:
The system performs preliminary detection of operation mode and power supply mode support before establishing connection. The control unit displays supported modes in advance, allowing users to verify compatibility before plugging in the device, thus preventing operational incompatibility issues.
Solution Approach 2:
A display unit is introduced as an intermediary between the interface circuit and the user. This display unit presents information about supported operation modes and power supply modes, serving as a communication bridge that resolves the information asymmetry between connector standards and actual operational capabilities.
2Adaptability or versatility
If manufacturer-specific function support and power supply capabilities are implemented, then device functionality is enhanced, but user determination of compatibility becomes difficult
Solution Approach 1:
The control unit provides feedback to the user by displaying the supported operation mode and power supply mode on the display unit. This feedback mechanism allows users to immediately understand what functions and power levels are available, eliminating the need to guess or test compatibility.
Solution Approach 2:
The interface circuit automatically detects and displays its own capabilities without requiring user configuration or external tools. The control unit retrieves supported modes from the interface circuit's internal configuration and presents this information through the display unit, enabling self-service compatibility verification.
3Adaptability or versatility
If operation status is displayed only after device connection, then connection flexibility is maintained, but pre-connection compatibility verification is impossible
Solution Approach 1:
The system displays supported operation mode and power supply mode before connection is established. This preliminary display of capability information occurs during the detection phase when no device is connected, allowing users to verify compatibility before physical connection, thus preventing information loss.
Data Source
AI summary
A user can easily determine, before connecting, whether an electronic device is able to operate when connected to an interface circuit and whether power can be supplied. The interface circuit includes a controller, a connector for connecting to an electronic device, and a display. The controller displays an operation mode and a power supply mode supported by the interface circuit on the display with the electronic device not connected to the connector.