Power Control Data Bus for Dynamic Voltage Arbitration
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Solution Overview
Problem
Electrical circuits face challenges in managing varying power supply needs across different circuit elements and operating conditions, as conventional approaches lack efficient mechanisms for dynamic power control and communication between power supply circuits and integrated circuits.
Innovation Solution
The implementation of a power control data bus that enables communication of power control data between power supply circuits and integrated circuits, allowing for adaptive control of power characteristics such as voltage and current through dedicated or shared data bus lines, using various communication protocols and configurations like polling and asynchronous methods.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If conventional power supply approaches are used, then circuit elements can operate with basic power delivery, but dynamic power control and communication between power supply circuits and integrated circuits cannot be achieved
Solution Approach 1:
The power control data bus serves multiple functions: it transmits power control data between power supply circuits and integrated circuits, carries arbitration information for conflicting power requests, and enables communication for adaptive power management. This multi-functional approach achieves dynamic power control without proportionally increasing system complexity
Solution Approach 2:
The patent introduces a power control data bus as an intermediary communication channel between power supply circuits and integrated circuits. This mediator enables structured data exchange and arbitration mechanisms, allowing complex power control scenarios to be managed through standardized communication protocols rather than direct complex circuit interactions
2Productivity
If power supply characteristics are kept constant, then circuit operation is simple and stable, but optimal performance under varying operating conditions cannot be achieved
Solution Approach 1:
The power control data bus enables feedback mechanisms where integrated circuits communicate their power needs and operating conditions back to power supply circuits. This feedback loop allows the system to dynamically adjust power delivery to match actual operational requirements, optimizing performance while maintaining manageable operation through standardized communication protocols
Solution Approach 2:
The system transitions from static power delivery to dynamic power control by enabling real-time communication about power needs and characteristics. The power control data bus facilitates this dynamics by allowing integrated circuits to signal changing power requirements based on operating conditions, enabling the system to adapt and optimize performance without overwhelming operational complexity
3Measurement precision
If separate power control mechanisms are implemented for each circuit element, then precise power control is achieved, but system complexity and communication overhead increase significantly
Solution Approach 1:
The power control data bus serves as a universal communication infrastructure that handles multiple power control functions: transmitting power requests, conveying power characteristics, enabling arbitration, and facilitating acknowledgment. This single multi-functional bus achieves precise power control for multiple circuit elements without requiring separate dedicated communication channels for each function or element
Solution Approach 2:
The patent merges multiple power control communication functions into a single integrated data bus system. Rather than implementing separate communication mechanisms for different power control tasks, the system combines these functions into one unified bus that handles all power control data exchange, reducing overall system complexity while maintaining precise control capabilities
Data Source
AI summary
A circuit and method utilizing a power control data bus for implementing power control. Various aspects of the present invention provide an electrical circuit that comprises a power supply circuit that outputs electrical power. The electrical circuit may also comprise an integrated circuit that receives electrical power from the power supply circuit. The electrical circuit may also comprise a power control data bus, which communicatively couples a power control data bus interface of the power supply circuit and a power control data bus interface of the integrated circuit. The power control data bus may, for example, carry power control data between the integrated circuit and the power supply circuit. Various aspects of the present invention also provide a method that comprises communicating power control data over a power control data bus and utilizing the power control data to control characteristics of electrical power provided to an integrated circuit or module.