Embedded Controller Algorithms for Self-Calibrating Impedance Tuners
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Solution Overview
Problem
Existing impedance tuner systems require external computers for characterization, calibration, and measurement, which can be cumbersome and require extensive software drivers for communication with various instruments, limiting their autonomy and efficiency.
Innovation Solution
Embedding instrument drivers, characterization, calibration, and measurement algorithms into the impedance tuner's controller, allowing users to access and execute these functions via a GUI applet or user interface devices without an external computer, using embedded memory or firmware, and enabling wireless communication for control and data transfer.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If external computers and software drivers are used for characterization, calibration, and measurement, then comprehensive control and measurement functions can be achieved, but device complexity and operational cumbersome increase
Solution Approach 1:
The patent merges the external computer, software drivers, and impedance tuner into a single integrated system. The controller unit consolidates characterization, calibration, and measurement algorithms that previously required separate external software, eliminating the need for multiple external components while maintaining full functionality.
Solution Approach 2:
The controller unit is designed to perform multiple functions: it controls the impedance tuner, executes characterization algorithms, performs calibration, and conducts measurements. This multi-functional integration replaces the need for separate external software programs and drivers, reducing system complexity while maintaining versatility.
2Adaptability or versatility
If external computers are used for characterization, calibration, and measurement, then comprehensive algorithms and drivers are available, but autonomy and operational efficiency decrease
Solution Approach 1:
The impedance tuner system performs self-characterization, self-calibration, and self-measurement through the integrated controller. The controller executes all necessary algorithms and processing functions internally without requiring external computer intervention, enabling the system to be fully autonomous and self-sufficient.
Solution Approach 2:
By combining the control functions and measurement algorithms into the integrated controller, the system achieves self-operating capability. The controller manages the entire workflow from characterization to measurement without external assistance, significantly enhancing autonomy while maintaining comprehensive algorithmic functionality.
3Adaptability or versatility
If extensive software drivers are used for communication with various instruments, then instrument compatibility is achieved, but ease of operation deteriorates
Solution Approach 1:
The controller unit provides a universal interface that handles communication with various instruments and performs all measurement functions through a single user interface. This eliminates the need for users to manage multiple software drivers for different instruments, significantly simplifying operation while maintaining broad instrument compatibility through the integrated control system.
Data Source
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AI summary
An impedance tuner system, usable in a measurement system including at least one measurement system device, the tuner system comprising the impedance tuner having a signal transmission line, and an impedance-varying system coupled to the transmission line, and responsive to command signals to selectively vary the impedance presented by the impedance tuner. An impedance tuner controller is configured to generate the command signals, and wherein measurement device drivers and at least one of characterization, calibration and measurement algorithms are embedded into the tuner controller, the tuner controller configured to allow a user to control execution of said at least one of the characterization, calibration and measurement algorithms using the tuner controller.