Remote Gateway Control With Async Reporting and Host Sync
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Solution Overview
Problem
Existing communication systems for remote access and control of gateway devices in HVAC environments face challenges such as limited user interface capabilities, difficulty in remote configuration, asynchronous reporting needs, latency issues in data transmission, and synchronization problems with multiple RF hosts.
Innovation Solution
A remote access gateway control system with configurable commands for setting device parameters, asynchronous reporting mechanisms, mailbox data storage for reducing latency, and a round robin lock mechanism for synchronous communication with multiple hosts.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If a gateway device has a limited user interface (e.g., one button and three LED's), then the device complexity is reduced and cost is lowered, but the ease of operation and configuration becomes difficult
Solution Approach 1:
The patent introduces a server as an intermediary between the user and the gateway device. The server provides a web-based interface that enables remote configuration and control of the gateway without requiring complex physical buttons or displays on the gateway itself. This mediator handles the complexity of configuration while keeping the gateway device simple.
Solution Approach 2:
The system is segmented into distinct functional components: the gateway device handles local HVAC control with minimal interface, while the server handles remote configuration, monitoring, and complex operations. This segmentation allows each component to be optimized independently - the gateway remains simple while the server provides comprehensive control capabilities.
2Productivity
If asynchronous reporting mechanisms are implemented for remote devices, then the productivity and responsiveness of the system is improved, but latency issues and synchronization problems may arise
Solution Approach 1:
The system implements periodic check-in mechanisms where the gateway device periodically reports its status to the server at predetermined intervals. This periodic action ensures that data is transmitted regularly without requiring continuous communication, balancing responsiveness with reduced latency and resource consumption.
Solution Approach 2:
The asynchronous reporting system includes feedback mechanisms where the server acknowledges received reports and can request specific updates. This feedback loop ensures data consistency while maintaining the efficiency of asynchronous communication, allowing the system to respond promptly when changes occur.
3Reliability
If a round robin lock mechanism is used for synchronous communication with multiple RF hosts, then the reliability of communication is improved, but the device complexity and processing overhead increases
Solution Approach 1:
The round robin lock mechanism dynamically allocates communication slots to different RF hosts in a rotating sequence. This dynamic approach ensures that each host receives timely attention while maintaining systematic control over multiple simultaneous communications, improving reliability without requiring static complex wiring or fixed communication schedules.
Data Source
AI summary
A remote access gateway configurable control system. There may be a series of control commands to set or adjust a gateway device's running parameters and modify the behavior of the device or start process action. There may be configuration commands for remote control of the device and server commands for unattended devices.