Reconfigurable Charge Pump with Self-Service Voltage Regulation
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Solution Overview
Problem
Existing semiconductor devices with reconfigurable charge pumps face inefficiencies in adjusting output voltage and current due to the need for firmware control, which limits processing capacity and introduces delays in voltage regulation.
Innovation Solution
Implementing a pump regulator with an arrangement control mechanism, such as a finite state machine, that can adjust the internal configuration of reconfigurable charge pumps without firmware intervention, allowing for real-time optimization of stage count and array connections to maximize output voltage and efficiency.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If firmware control is used to adjust charge pump configuration, then flexibility in voltage regulation is improved, but processing capacity is reduced and delays are introduced
Solution Approach 1:
The charge pump system performs self-configuration through an arrangement control mechanism that automatically adjusts pump unit connections based on monitored voltage and current conditions, eliminating the need for firmware intervention and freeing up processing resources
Solution Approach 2:
The system continuously monitors output voltage and current levels, using this feedback to dynamically adjust the configuration of pump units through the arrangement control mechanism, achieving adaptive voltage regulation without firmware control
2Adaptability or versatility
If firmware control is used to adjust charge pump configuration, then voltage regulation capability is improved, but response time is reduced due to firmware delays
Solution Approach 1:
The arrangement control mechanism autonomously monitors voltage and current conditions and immediately adjusts pump unit configurations without firmware intervention, eliminating firmware processing delays and achieving real-time response
Solution Approach 2:
The arrangement control mechanism is pre-configured with multiple operational modes and transition rules, allowing it to immediately execute appropriate configuration changes based on monitored conditions without waiting for firmware commands
3Power
If pump units are connected in series to increase output voltage, then voltage level is improved, but power efficiency is reduced
Solution Approach 1:
The system dynamically reconfigures pump unit connections between series and parallel arrangements based on real-time monitoring of voltage and current levels, optimizing the balance between output voltage and power efficiency for different operating conditions
Solution Approach 2:
The arrangement control mechanism changes the operational parameters of the charge pump by adjusting the number of active stages and their connection topology, transitioning between series and parallel configurations to optimize performance across different load conditions
Data Source
AI summary
An electronic device includes a reconfigurable charge pump including selectively connectable pump units for varying a generated voltage level. A control circuit may is configured to activate or deactivate the reconfigurable charge pump. The reconfigurable charge pump may track a duration based on activating the reconfigurable charge pump. When the duration exceeds a threshold, the control circuit may generates a signal according to the generated voltage level to reconfigure the electrical connections between the selectively connectable pump units.