Processor Frequency via Antenna-Induced Gate Threshold Shift
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Solution Overview
Problem
Conventional integrated circuit fabrication strategies aim to mitigate plasma-induced damage (PID) to gates, but experiments reveal that intentionally exposing gates to PID can enhance gate performance and increase processor frequency by altering the gate threshold voltage.
Innovation Solution
The method involves identifying a gate in an integrated circuit, forming an antenna signal path, and adjusting the plasma process to increase plasma-induced damage (PID) applied to the gate, optimizing the ratio between the metal area of the antenna signal path and the gate area to alter the gate threshold voltage, and performing timing validation to ensure targeted microprocessor functionality.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If plasma process is used to form antenna signal path, then processor frequency is improved, but plasma-induced damage (PID) to gate increases
Solution Approach 1:
The patent converts the harmful plasma-induced damage (PID) into a beneficial effect by intentionally designing antenna structures that deliver controlled PID to gates. This deliberate exposure to PID modifies gate threshold voltage in a way that improves processor frequency, transforming what was traditionally considered a harmful effect into a useful mechanism for performance enhancement.
Solution Approach 2:
The patent changes the parameter of gate threshold voltage through controlled PID exposure. By adjusting the antenna-to-gate area ratio and plasma process parameters, the gate threshold voltage is modified to optimize switching characteristics and improve overall processor frequency, demonstrating parameter change as a key mechanism.
2Speed
If gate threshold voltage is altered through PID, then switching speed is enhanced, but timing violation risk increases
Solution Approach 1:
The patent applies preliminary action by performing timing analysis and validation before final circuit fabrication. The methodology includes simulating the circuit with modified gate characteristics, identifying potential timing violations in advance, and adjusting antenna designs or gate parameters beforehand to prevent timing issues in the final product.
Solution Approach 2:
The patent implements feedback mechanisms through iterative timing analysis and simulation. The process involves performing timing checks, identifying violations, adjusting antenna-to-gate area ratios or plasma process parameters, and re-evaluating until timing requirements are met, creating a closed-loop system that ensures reliability.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
This approach results in improved gate performance and increased processor frequency by intentionally increasing PID, allowing for enhanced switching speeds and reduced voltage thresholds, while ensuring timely validation and replacement of affected components to prevent timing violations.
Implementation Method 1
adjusting the plasma process to increase plasma induced damage (PID) applied to the gate so as to alter the gate threshold voltage
Data Source
AI summary
A method is provided to increase processor frequency in an integrated circuit (IC). The method includes identifying a gate included in the IC, the gate having a gate threshold voltage and performing a plasma process to form an antenna signal path in signal communication with the gate. The method further comprises adjusting the plasma process or circuit design to increase plasma induced damage (PID) applied to the gate so as to alter the gate threshold voltage.