Single Chip Controller Integrating Analog and Communication Functions
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Solution Overview
Problem
Conventional solar micro-inverter systems require redundant processing units for specific functions like analog control, modem communication, and Arc detection, leading to increased cost and complexity.
Innovation Solution
A single chip general-purpose controller integrates analog signal monitoring, control, and communication functions, enabling communication with remote gateways using various standards like Bluetooth, Zigbee, and powerline communication, reducing the need for multiple processors and simplifying the system.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If multiple specialized processing units are used for analog control, modem communication, and Arc detection, then functional reliability is improved, but device complexity and cost increase
Solution Approach 1:
The patent combines multiple specialized processing functions (analog control, modem communication, Arc detection) into a single microcontroller unit. This consolidation reduces the number of separate components while maintaining all necessary functions, thereby reducing device complexity and cost without sacrificing functional reliability.
Solution Approach 2:
The microcontroller is designed to perform multiple functions simultaneously - serving as an analog controller, modem, and Arc detection processor. This multi-functional approach eliminates the need for separate specialized units, reducing overall system complexity while maintaining the reliability benefits of dedicated processing for each function.
2Reliability
If multiple specialized processing units are used for analog control, modem communication, and Arc detection, then functional reliability is improved, but manufacturing cost increases
Solution Approach 1:
By merging multiple specialized processing units into a single microcontroller, the patent reduces the total component count, simplifies assembly processes, and lowers manufacturing costs. The integrated design requires fewer separate procurement, mounting, and testing operations compared to multiple discrete units.
Solution Approach 2:
The multi-functional microcontroller consolidates what would otherwise require multiple separate components, reducing bill of materials costs and simplifying the manufacturing supply chain. A single component can be sourced and installed to provide multiple critical functions.
3Device complexity
If a single chip controller integrates multiple functions, then device complexity and cost are reduced, but processing capability for specific functions may be limited
Solution Approach 1:
The microcontroller incorporates programmable parameters and configurable settings that allow it to adapt to different processing requirements. Through software configuration and parameter adjustment, the single chip can optimize its performance for various functions including analog control, communication protocols, and Arc detection algorithms.
Data Source
AI summary
The present invention provides a general purpose controller chip that can be used for remotely monitoring and/or controlling plurality of devices that require current and/or voltage adjustment. In an embodiment, the general purpose controller chip is capable of performing multiple algorithmic functions such as monitoring current and voltage, adjusting and controlling them, switching power, performing detection algorithms, such as arc detection, LED dimming and the like, as well as communication functions. The general purpose controller chip provides a significantly higher level of integration and thereby makes the design of the devices simpler and dramatically reduces the cost of implementation, while providing ease of maintenance.