{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9854469","patent":{"patent_number":"US-9854469","title":"Supporting a large number of devices in wireless communications","assignee":null,"inventors":[],"filing_date":"2013-03-05T00:00:00.000Z","publication_date":"2017-12-26T00:00:00.000Z","cpc_codes":["H04W","H04W","H04W","H04W"],"num_claims":14,"abstract":"A method for receiving a backoff value at a wireless station is presented. A traffic indication map is received at the station, wherein a backoff number is implicitly assigned to the station based on a position of the station within the traffic indication map. The backoff value is determined by multiplying the backoff number by a predetermined time value."},"analysis":{"summary":"Supporting a Large Number of Devices in Wireless Communications introduces a novel method for managing backoff procedures in wireless networks to efficiently support a large number of devices. The core innovation lies in the implicit assignment of backoff numbers based on a device's position within a traffic indication map. This approach eliminates the need for explicit signaling, reducing overhead and improving scalability, a key challenge in modern wireless communication.\n\nThe problem being solved is the increasing congestion and inefficiency in wireless networks due to the proliferation of connected devices. Traditional backoff procedures often struggle to handle the massive number of devices competing for limited network resources, resulting in delays, dropped connections, and a poor user experience.\n\nThe key technical approach involves leveraging a traffic indication map to dynamically assign backoff numbers to devices. The backoff value is then determined by multiplying the backoff number by a predetermined time value, optimizing network access for a large number of devices. This implicit assignment mechanism reduces signaling overhead and improves network efficiency.\n\nThe business value and applications of this patent are significant. It enables network operators to support a greater number of connected devices without experiencing performance degradation. This is particularly crucial in industries such as IoT, smart cities, and industrial automation, where a massive number of devices need to communicate seamlessly. The technology can also improve the user experience in densely populated areas and enhance the performance of Wi-Fi networks.\n\nThe market opportunity for this technology is substantial. As the number of connected devices continues to grow exponentially, the demand for efficient and scalable wireless communication solutions will continue to increase. This patent offers a viable solution for addressing this challenge, making it a valuable asset for network operators, device manufacturers, and technology companies.","layman_explanation":"The Supporting a Large Number of Devices in Wireless Communications patent focuses on improving how wireless networks handle a large number of devices trying to connect at the same time. Think of it like a crowded highway where everyone is trying to merge onto the road simultaneously – it causes traffic jams and delays.\n\nThe core problem is that when many devices try to access a wireless network at the same time, they can interfere with each other, leading to slower speeds and dropped connections. Existing solutions often struggle to manage this congestion effectively, especially as the number of connected devices continues to grow exponentially.\n\nThis patent offers a solution by intelligently managing how devices \"back off\" and wait their turn to transmit data. Instead of everyone trying to connect at once, the system assigns each device a unique waiting time based on its location and network conditions. This allows the network to handle more devices without becoming overloaded.\n\nImagine a traffic controller assigning different routes and waiting times to cars entering a highway. This prevents bottlenecks and ensures a smoother flow of traffic. Similarly, this patent uses a \"traffic indication map\" to dynamically manage device access and optimize network performance. This technology matters because it can significantly improve the user experience in homes, offices, and public spaces where many devices are connected to the same wireless network. It also has important implications for the Internet of Things (IoT), where billions of devices are expected to communicate wirelessly in the coming years. The potential ROI is significant as the technology can reduce network congestion, improve user satisfaction, and enable new business opportunities.\n\nFuture applications of this technology could include integration with advanced network management systems and the development of new wireless communication standards. As the number of connected devices continues to grow, the demand for efficient and scalable wireless solutions will only increase, making this patent a valuable asset for companies operating in the wireless communication industry.","technical_analysis":"The Supporting a Large Number of Devices in Wireless Communications patent presents a system for managing backoff in wireless communications, focusing on efficient support for a high device count. The architecture centers around implicit backoff assignment using a Traffic Indication Map (TIM). This contrasts with explicit signaling methods, aiming to reduce overhead and enhance scalability.\n\nThe core implementation revolves around dynamically assigning backoff numbers based on device positions within the TIM. This assignment relies on a pre-determined time value, multiplied by the backoff number to derive the actual backoff duration. The TIM acts as a central repository reflecting real-time network traffic conditions, allowing for adaptive backoff management.\n\nAlgorithmically, the system involves generating the TIM, assigning backoff numbers based on device location within the TIM, calculating the backoff value, and executing the backoff procedure before network access attempts. The specific algorithms for TIM generation and backoff number assignment are crucial for performance.\n\nIntegration with existing wireless protocols (e.g., 802.11) would likely involve modifications to the MAC layer to incorporate the implicit backoff mechanism. This could include changes to beacon frames or other control messages to convey TIM information.\n\nPerformance characteristics would depend heavily on the accuracy and update frequency of the TIM, as well as the choice of time value used for backoff calculation. Simulation and real-world testing would be needed to optimize these parameters and evaluate overall system performance. Code-level implications would involve implementing the TIM generation, backoff number assignment, and backoff value calculation algorithms in firmware or software running on wireless devices and access points.\n\nThis approach could potentially lead to significant improvements in network capacity and reduced latency in dense device environments. However, careful consideration must be given to the computational complexity of TIM generation and the overhead associated with maintaining and distributing the TIM.","business_analysis":"The Supporting a Large Number of Devices in Wireless Communications patent addresses a critical need in the rapidly expanding wireless communication market: efficiently supporting a massive number of connected devices. This innovation has significant business implications for several key stakeholders.\n\nThe market opportunity is substantial. The number of IoT devices is projected to reach billions in the coming years, creating a huge demand for scalable and efficient wireless communication solutions. This patent offers a viable solution for addressing this demand, positioning it as a valuable asset for companies operating in the IoT, smart cities, and industrial automation sectors.\n\nThe competitive advantages of this technology stem from its implicit backoff assignment mechanism, which reduces signaling overhead and improves scalability. This allows network operators to support a greater number of connected devices without experiencing performance degradation. Moreover, the dynamic adjustment of backoff duration ensures fairness and minimizes collisions, leading to a better user experience.\n\nThe revenue potential for this patent is multifaceted. It can be monetized through licensing agreements with device manufacturers, network operators, and technology companies. It can also be incorporated into proprietary wireless communication solutions, creating a competitive advantage in the market.\n\nPotential business models include licensing the technology to device manufacturers for integration into their products, offering managed wireless communication services based on this technology, and selling software or hardware solutions that implement this patent.\n\nStrategically, companies that acquire or develop this technology can position themselves as leaders in the wireless communication market, particularly in the rapidly growing IoT sector. This can lead to increased market share, higher revenue, and greater brand recognition.\n\nROI projections for this technology are highly dependent on the specific business model and market adoption rate. However, given the substantial market opportunity and the competitive advantages of this innovation, the potential for a high return on investment is significant.","faqs":null,"topics":["wireless communication","IoT","network scalability","backoff algorithm","traffic indication map"],"tech_cluster":null},"seo":{"title":"Supporting a Large Number of Devices in Wireless Communications - US-9854469","description":"Discover how Supporting a Large Number of Devices in Wireless Communications improves wireless network efficiency. Full patent analysis, claims, and technical details.","keywords":["wireless communication","IoT","network scalability","backoff algorithm","traffic indication map","patent","patent US-9854469"]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9854469","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-9854469","citation_suggestion":"Patentable. \"Supporting a large number of devices in wireless communications\" (US-9854469). https://patentable.app/patents/US-9854469","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9854469","json":"https://patentable.app/api/llm-context/US-9854469","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T03:03:03.331Z"}