Flashlight Mode Configuration for User-Defined Brightness Levels
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Solution Overview
Problem
Existing flashlights have fixed and monotonous operation modes, failing to accommodate individual user preferences for brightness levels and usage habits.
Innovation Solution
A flashlight with user-definable modes, featuring a control circuit and switches that allow users to customize operation settings, including brightness levels, frequency-conversion sharp-flash, and locking modes, through a combination of switches and a rotary dial for mode selection and adjustment.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If the flashlight provides fixed operation modes, then the device complexity is reduced, but the adaptability to user preferences deteriorates
Solution Approach 1:
The patent implements dynamic mode configuration where users can customize the number of brightness levels (N) and adjust individual level settings through software control rather than fixed hardware configurations. The control circuit dynamically adjusts LED driving parameters based on user selections, allowing flexible adaptation without increasing physical device complexity.
Solution Approach 2:
The patent changes operational parameters (brightness levels, flash patterns, duty cycles) through software configuration rather than hardware modifications. Users can define custom brightness levels and flash modes by adjusting control parameters, enabling high adaptability while maintaining simple hardware architecture.
2Adaptability or versatility
If the flashlight provides multiple fixed brightness levels, then the adaptability to different scenarios is improved, but the ease of operation deteriorates
Solution Approach 1:
The patent enables dynamic selection of brightness levels and flash modes through intuitive user interactions. Users can customize their preferred brightness levels and flash patterns, making the system adaptable to various scenarios while maintaining ease of operation through personalized configurations rather than requiring users to navigate multiple fixed modes.
Solution Approach 2:
The system allows users to define their own operational parameters and preferences, making the flashlight self-configure according to user needs. Users can set custom brightness levels and flash modes that automatically remember their preferences, reducing the need to manually adjust settings for different scenarios.
3Adaptability or versatility
If the flashlight allows user customization of modes and levels, then the adaptability is improved, but the device complexity increases
Solution Approach 1:
The patent implements a universal control system where a single control circuit handles multiple functions including brightness adjustment, flash mode selection, and custom configuration. The control circuit can operate in various modes (normal operation, flash mode, custom mode) and perform multiple tasks through software rather than requiring separate dedicated circuits for each function, thereby enabling user customization without proportionally increasing hardware complexity.
Solution Approach 2:
The patent replaces mechanical or hardware-based mode selection mechanisms with electronic software control. Instead of having separate physical switches for each mode, the system uses a control circuit that interprets user inputs and dynamically configures operational parameters through software, enabling extensive customization capabilities while keeping the physical device simple.
Data Source
AI summary
The provided is a flashlight with user-definable modes, including an LED, an LED driving circuit, a control circuit, a first switch, and a second switch, wherein the LED driving circuit and the second switch are electrically connected to the control circuit, respectively, and the second switch is configured to define at least one working mode of the flashlight: a setting mode; when the second switch is in the setting mode, the control circuit configures the flashlight into N user-definable modes, and each of the user-definable modes supports M levels; and the values of N and M are both less than or equal to the preset upper limit of the flashlight. An operation method is provided to allow users to define multiple modes and customize multiple levels within each mode, thus allowing the flashlight to adapt to different indoor and outdoor application scenarios.