{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9854027","patent":{"patent_number":"US-9854027","title":"Providing clients access to a server service using an OPC unified architecture (OPC-UA)","assignee":null,"inventors":[],"filing_date":"2012-05-31T00:00:00.000Z","publication_date":"2017-12-26T00:00:00.000Z","cpc_codes":["G06F","H04L","H04L","H04L","H04L","G05B","G05B"],"num_claims":9,"abstract":"A method for providing clients with access to a service of a server in a network using an OPC-UA, the server service making available varying values of at least one variable to the clients, wherein a client registers for the server service by sending a subscription request for the server service to the server which sets up a subscription structure including a unique subscription ID as well as a TCP/IP multicast group associated with the subscription structure and including a unique multicast address, and there server communicates the multicast address and the subscription ID to every client submitting a subscription request to register for the server service, the server additionally sends each change in value of each variable of the server service to the multicast address over a network via a multicast message so that all clients registered for the server service receive the same multicast message."},"analysis":{"summary":"The Providing Clients Access to a Server Service Using an Opc Unified Architecture (opc-ua) patent introduces a novel method for providing clients with access to server services in a network using the OPC UA standard. The core innovation lies in leveraging a subscription-based model coupled with TCP/IP multicast messaging. This approach addresses the limitations of traditional point-to-point communication, which often leads to network congestion and scalability issues. The problem being solved is the inefficient dissemination of real-time data in industrial automation environments. The key technical approach involves clients registering for a server service by sending a subscription request. The server then sets up a subscription structure, including a unique subscription ID and a TCP/IP multicast group with a unique multicast address. The server communicates this address and ID to all registered clients and sends data updates via multicast messages. This ensures that all clients receive the same data efficiently. The business value lies in improved real-time monitoring, predictive maintenance, and advanced analytics. The market opportunity is significant, as this technology addresses a critical need in the rapidly growing industrial IoT (IIoT) market. This patent enables more efficient data dissemination, reduces network traffic, and enhances the scalability of industrial automation systems, promising increased productivity and reduced operational costs for businesses adopting the technology. The system also provides enhanced security through the OPC UA standard.","layman_explanation":"The Providing Clients Access to a Server Service Using an Opc Unified Architecture (opc-ua) patent addresses a common problem in industrial settings: how to efficiently share real-time data between many different systems and devices. Imagine a factory floor with hundreds of sensors monitoring temperature, pressure, and other critical parameters. Each of these sensors needs to communicate its data to various control systems, monitoring dashboards, and analytical tools. The traditional approach involves each system requesting data directly from each sensor, which can quickly overwhelm the network and create delays.\n\nThis patent offers a more streamlined solution. Think of it like a subscription service combined with a group text message. Instead of each system constantly asking for data, they subscribe to the data they need. The system described in the patent then organizes these subscribers into groups, and when the data changes, it sends a single message to the entire group. This method, called multicast messaging, significantly reduces network traffic and ensures that everyone receives the information they need in a timely manner. The system uses the OPC UA standard, which is a common language for industrial devices to communicate with each other. This ensures that different systems from different manufacturers can easily work together.\n\nThis matters because it allows businesses to make better, faster decisions based on real-time data. It also reduces the cost and complexity of managing industrial networks. Imagine being able to monitor the performance of your factory floor in real-time, identify potential problems before they occur, and optimize your production processes. This patent makes that possible. The potential return on investment is significant, as it can lead to increased efficiency, reduced downtime, and improved product quality. The market impact is substantial, as it addresses a critical need in the rapidly growing industrial IoT (IIoT) market.\n\nLooking ahead, we can expect to see this technology become even more widely adopted as more and more industrial devices become connected. Future applications could include predictive maintenance, remote monitoring, and advanced analytics. The investment implications are clear: companies that adopt this technology will be better positioned to compete in the digital age.","technical_analysis":"The Providing Clients Access to a Server Service Using an Opc Unified Architecture (opc-ua) patent details a system built around the OPC UA standard, leveraging its inherent security and interoperability features. The technical architecture hinges on a client-server model, where the server exposes data variables and clients subscribe to receive updates. The implementation hinges on the use of TCP/IP multicast messaging. When a client subscribes, the server creates a unique subscription ID and associates it with a multicast group. This allows the server to send a single message to the multicast address, which is then received by all subscribed clients. This greatly reduces the network load compared to unicast messaging. The algorithm for data updates involves monitoring the values of the exposed variables. When a value changes, the server constructs a multicast message containing the updated value and sends it to the appropriate multicast address. Clients receive this message and update their local copies of the data. The integration patterns involve utilizing the OPC UA client and server SDKs, which provide the necessary APIs for implementing the subscription and multicast messaging functionality. Performance characteristics are significantly improved compared to traditional polling-based systems. The use of multicast messaging reduces network traffic and latency, enabling real-time monitoring and control. Code-level implications involve implementing the subscription management logic on the server side and the multicast message processing logic on the client side. This requires careful consideration of thread synchronization and error handling. The system also supports various security features, such as authentication, authorization, and encryption, which are provided by the OPC UA standard.","business_analysis":"The Providing Clients Access to a Server Service Using an Opc Unified Architecture (opc-ua) patent presents a significant market opportunity within the industrial automation and IIoT sectors. The market opportunity size is substantial, driven by the increasing demand for real-time data and efficient communication in industrial environments. The adoption of OPC UA as a standard is also contributing to the growth of this market. The competitive advantages of this patent lie in its efficient data dissemination, reduced network traffic, and enhanced scalability. Traditional point-to-point communication methods are often limited by network congestion and scalability issues. This patent addresses these limitations by using multicast messaging, which allows the server to send a single message to multiple clients. The revenue potential is significant, as this technology can be licensed to industrial automation vendors and end-users. Business models include licensing fees, subscription services, and consulting services. The strategic positioning of this patent is strong, as it aligns with the industry trend towards open standards and interoperability. The ROI projections are favorable, as the implementation of this technology can lead to significant cost savings through reduced network traffic, improved efficiency, and enhanced productivity. Furthermore, the enhanced security features of OPC UA provide additional value to businesses.","faqs":null,"topics":["OPC UA","multicast messaging","industrial automation","IIoT","data dissemination","providing","clients","access"],"tech_cluster":null},"seo":{"title":"OPC UA Multicast - Providing Clients Access to a Server Service Using an Opc Unified Architecture (opc-ua)","description":"Discover how the Providing Clients Access to a Server Service Using an Opc Unified Architecture (opc-ua) patent revolutionizes industrial automation with OPC UA and multicast messaging. Full patent analysis and claims.","keywords":["OPC UA","multicast messaging","industrial automation","IIoT","data dissemination","server service","patent","patent US-9854027"]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9854027","license":"CC-BY-4.0-like","license_terms":"AI-generated analysis on this page (summary, layman_explanation, technical_analysis, business_analysis, faqs) may be reused with attribution and a visible link back to the canonical URL above. Patent abstracts, claims, and bibliographic data are USPTO public domain.","required_link":"https://patentable.app/patents/US-9854027","citation_suggestion":"Patentable. \"Providing clients access to a server service using an OPC unified architecture (OPC-UA)\" (US-9854027). https://patentable.app/patents/US-9854027","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9854027","json":"https://patentable.app/api/llm-context/US-9854027","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T06:12:29.177Z"}