Remote Display Device for Metrology Personal Area Network
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Solution Overview
Problem
Current metrology systems lack the flexibility and convenience in displaying and communicating real-time measurement values from dimensional metrology devices, particularly in manufacturing environments where operators need quick and accurate data access for dimensional verification.
Innovation Solution
A multi-mode dimensional metrology user interface device and remote display device configured to operate in a metrology personal area network (MPAN), allowing for real-time data display and control of measurement devices via a user interface that can operate in slave or independent modes, using wireless communication and customizable display formats.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Loss of information
If a digital display is used to show real-time measurement values from dimensional metrology devices, then measurement data accessibility is improved, but device complexity increases due to the need for additional communication and control components
Solution Approach 1:
The system is divided into separate functional components: a dimensional metrology device that performs measurements, a communication portion that transmits data, and a remote display device that presents information. This segmentation allows each component to be optimized independently while reducing the complexity burden on any single device.
Solution Approach 2:
A communication portion acts as an intermediary between the dimensional metrology device and the remote display device. This mediator handles the data transmission and protocol management, allowing the display device to remain relatively simple while still providing real-time access to measurement values.
2Adaptability or versatility
If multiple display formats and configurations are provided for measurement data, then adaptability to different operator needs is improved, but device complexity increases due to additional control and configuration components
Solution Approach 1:
The remote display device is designed with multi-functional capabilities, including different display formats (digital, graphical, analog), multiple communication protocols (wireless and wired), and various operating modes (slave and independent). This universality allows a single device to serve multiple operator needs without requiring separate specialized devices for each function.
Solution Approach 2:
The display device incorporates dynamic reconfiguration capabilities where display formats, update rates, and communication parameters can be adjusted in real-time based on operator preferences and measurement conditions. The control portion dynamically adapts the system behavior without requiring physical reconfiguration.
3Productivity
If wireless communication is used to transmit measurement data, then operator convenience and speed of data access are improved, but reliability may worsen due to potential interference and connection issues
Solution Approach 1:
The communication system allows dynamic adjustment of transmission parameters including data rate, modulation scheme, and error correction levels. When interference is detected or signal quality degrades, the system automatically changes parameters to maintain reliable communication while minimizing impact on data access speed.
Solution Approach 2:
The communication portion implements feedback mechanisms where the receiving device sends acknowledgment signals and quality metrics back to the transmitting metrology device. This feedback loop enables real-time adjustment of transmission parameters and automatic retransmission of corrupted data, maintaining reliability without significantly impacting overall data access speed.
4Ease of operation
If a remote display device operates in independent mode without control instructions, then ease of operation is improved, but loss of centralized control and coordination increases
Solution Approach 1:
The remote display device can dynamically switch between slave mode (receiving control instructions) and independent mode (autonomous operation). This dynamic mode switching allows the system to adapt to different operational scenarios, providing ease of operation when independence is needed while maintaining centralized control when coordination is critical.
Solution Approach 2:
Even in independent mode, the display device maintains communication links and provides status feedback to the central system. Measurement data and display state information continue to be transmitted, allowing centralized monitoring and coordination while preserving operational independence for local display functions.
Data Source
AI summary
A remote display device for displaying real time measurement values is configured to operate as a device in a metrology personal area network (“MPAN”) which also includes a dimensional metrology user interface device and one or more dimensional metrology measurement devices (e.g., calipers, etc.). In various implementations, the remote display device is configured to be operable in either a first mode (e.g., a slave mode) or a second mode (e.g., an independent mode). In a slave mode, the remote display device is responsive to control instructions that are received from the dimensional metrology user interface device to configure a display of real time measurement values from one or more of the measurement devices. In an independent mode, the remote display device is configurable to display real time measurement values from one or more of the measurement devices without receiving control instructions from the dimensional metrology user interface device.