Peripheral Circuitry Power Management for High Data Rate DNA Sequencing
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Solution Overview
Problem
High data rate DNA sequencing systems face challenges in power and temperature management, requiring efficient power consumption control and temperature regulation to maintain operational readiness while handling complex electrodynamic and thermodynamic interfaces.
Innovation Solution
A sensor system with a sensor array configured to produce data streams, featuring bias circuitry, peripheral circuitry with active and idle modes, and temperature sensors to manage power consumption and temperature within operational ranges, utilizing conversion circuitry and transmitters to maintain data transmission during idle modes.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If the peripheral circuitry operates continuously in active mode to maintain operational readiness, then the reliability and response time are improved, but the power consumption increases
Solution Approach 1:
The peripheral circuitry dynamically switches between active and idle modes based on operational requirements. The system transitions to idle mode during periods when full operational capability is not needed, reducing power consumption while maintaining the ability to quickly return to active state when needed.
Solution Approach 2:
The system implements periodic switching between active and idle states, allowing the peripheral circuitry to operate at full capacity only when data transmission is required, while consuming reduced power during intervals when the sensor array can operate autonomously or in lower-power monitoring mode.
2Loss of energy
If the peripheral circuitry switches to idle mode to reduce power consumption, then the energy efficiency is improved, but the operational readiness may be compromised
Solution Approach 1:
The system performs preliminary actions by maintaining essential monitoring functions and data buffering capabilities even in idle mode, allowing for rapid transition back to active state without significant delay. Critical parameters are continuously monitored at reduced power levels to ensure quick response when full operation is needed.
Solution Approach 2:
The system employs feedback mechanisms to monitor operational conditions and automatically transition between active and idle modes based on real-time requirements. When data transmission is detected or required, the system receives feedback signals that trigger immediate transition to active mode, ensuring operational readiness is maintained when needed.
3Productivity
If high data rate transmission is maintained continuously, then the productivity is improved, but the temperature increase and power consumption worsen
Solution Approach 1:
The system implements periodic high-data-rate transmission intervals followed by lower-power intervals, allowing thermal management while maintaining overall high productivity. During active transmission periods, full data rate is achieved, followed by intervals where reduced transmission or processing allows temperature to stabilize.
Solution Approach 2:
The system dynamically changes operational parameters including data transmission rate, clock frequency, and power supply voltage based on thermal conditions and processing requirements, allowing high productivity when thermal conditions permit while managing temperature through parameter adjustment.
Data Source
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AI summary
A sensor device includes a sensor array and a flow cell in fluid communication with the sensor array. Bias circuitry apply bias arrangements to the sensor array to produce sensor data. Peripheral circuitry coupled to the bias circuitry produces streams of data from the sensor array, the peripheral circuitry having an active mode and an idle mode. Logic to switch the peripheral circuitry between the active mode and the idle mode to control power consumption is provided. A temperature sensor may be included, and the logic can operate with feedback to switch between the active mode and the idle mode to maintain the temperature within an operating range.