{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9854605","patent":{"patent_number":"US-9854605","title":"Method and apparatus for transmitting uplink frame in wireless LAN","assignee":null,"inventors":[],"filing_date":"2014-11-20T00:00:00.000Z","publication_date":"2017-12-26T00:00:00.000Z","cpc_codes":["H04W","H04W","H04W","H04L","H04W"],"num_claims":10,"abstract":"Disclosed are a method and an apparatus for transmitting an uplink frame in a wireless LAN. The method for transmitting an uplink frame in a wireless LAN may comprise: a step in which an STA receives a downlink PPDU from an AP through a downlink dedicated channel; a step in which the STA performs a first channel switching from the downlink dedicated channel to a general channel on the basis of information about TXOP duration for transmitting the downlink PPDU if STA indication information included in the received downlink PPDU does not indicate the STA and a pending uplink frame is present in the STA; a step in which the STA performs a channel access for transmitting the uplink frame via the general channel on a time resource corresponding to the TXOP duration; and a step in which the STA performs a second channel switching from the general channel to the downlink dedicated channel on the basis of the information about TXOP duration."},"analysis":{"summary":"The Method and Apparatus for Transmitting Uplink Frame in Wireless Lan patent addresses the problem of inefficient uplink frame transmission in wireless local area networks (WLANs). The core innovation is a dynamic channel switching mechanism that allows stations (STAs) to intelligently switch between dedicated downlink channels and general channels based on TXOP duration and STA indication information. This reduces interference and maximizes resource utilization. The invention solves the problem of collisions and delays in WLANs, particularly in high-density environments where multiple devices are simultaneously competing for network resources. The key technical approach involves an STA receiving a downlink PPDU from an AP via a downlink dedicated channel. If the PPDU is not intended for the STA and the STA has a pending uplink frame, it switches to a general channel for transmission and then switches back. \n\nThe business value lies in improved network throughput, reduced latency, and enhanced user experience. This technology can be applied in various settings, including homes, offices, and public hotspots, to optimize wireless performance. The market opportunity is significant, as the demand for faster and more reliable wireless connectivity continues to grow. By reducing interference and maximizing resource utilization, this patent offers a competitive advantage to WLAN equipment manufacturers and service providers. The dynamic channel switching mechanism ensures that uplink transmissions are scheduled in a way that minimizes disruption to downlink communications. This adaptive approach makes the Method and Apparatus for Transmitting Uplink Frame in Wireless Lan a valuable tool for optimizing WLAN performance. \n\nThis solution can improve the performance of existing WLAN infrastructure without requiring significant hardware upgrades, making it an attractive option for businesses looking to enhance their wireless capabilities. The patent also opens up opportunities for new business models, such as offering premium wireless services with guaranteed performance levels. The Method and Apparatus for Transmitting Uplink Frame in Wireless Lan patent represents a significant advancement in wireless communication technology. Its dynamic channel switching mechanism offers a practical and effective solution for enhancing network performance and reliability. As wireless communication continues to evolve, innovations like this will play a crucial role in shaping the future of connectivity.","layman_explanation":"The Method and Apparatus for Transmitting Uplink Frame in Wireless Lan patent focuses on improving the efficiency of wireless networks, specifically how devices send data back to the network (uplink). Let's break down the problem, solution, and why it matters for your business. \n\n**1. What Problem Does This Solve?**\nImagine a busy highway during rush hour. Everyone is trying to get somewhere, but there's so much traffic that everything slows down. This is similar to what happens on a wireless network when many devices try to send data at the same time. Each device has to wait its turn, leading to delays and slower performance. Existing solutions, such as simply adding more bandwidth, can be expensive and may not fully address the problem of congestion caused by many devices competing for the same resources. \n\n**2. How Does It Work?**\nThis patent introduces a smart system that allows devices to dynamically switch between different 'lanes' or channels on the wireless network. Think of it like a traffic management system that automatically reroutes cars to less congested lanes. Here's how it works: When a device receives information from the network, it checks to see if it needs to send information back. If it does, and if the main channel is busy, the device temporarily switches to a different channel to transmit its data. Once the data is sent, it switches back to the main channel. This dynamic switching helps to avoid collisions and ensures that data can be sent more quickly and efficiently. \n\n**3. Why Does This Matter?**\nFor businesses, this technology translates to faster and more reliable wireless connections. This can lead to increased productivity, improved customer satisfaction, and reduced costs. Imagine employees being able to access cloud-based applications and collaborate on projects without experiencing frustrating delays. Or customers enjoying seamless streaming and online shopping experiences. In a competitive market, even small improvements in network performance can have a significant impact on the bottom line. \n\n**4. What's Next?**\nAs the number of wireless devices continues to grow, the need for efficient network management solutions will become even more critical. This technology has the potential to be integrated into a wide range of wireless devices and networks, from smartphones and laptops to industrial sensors and IoT devices. As market adoption increases, we can expect to see further refinements and improvements to the system, as well as new applications and use cases. For investors, this patent represents an opportunity to invest in a technology that addresses a growing market need and has the potential to generate significant returns.","technical_analysis":"The Method and Apparatus for Transmitting Uplink Frame in Wireless Lan patent introduces a dynamic channel switching mechanism to optimize uplink frame transmission in WLANs. The technical architecture centers around the STA's ability to intelligently switch between dedicated downlink channels and general channels based on TXOP duration and STA indication information. The implementation details involve the STA receiving a downlink PPDU from the AP via a downlink dedicated channel. The STA analyzes the PPDU to determine if it's the intended recipient. If not, and if the STA has an uplink frame to transmit, it initiates a channel switch to a general channel. This switch occurs during a time resource corresponding to the TXOP duration, as indicated in the PPDU. After transmitting the uplink frame, the STA switches back to the downlink dedicated channel. \n\nThe algorithm specifics involve precise timing and synchronization to ensure seamless channel switching. The STA must accurately interpret the TXOP duration information and coordinate its channel switch accordingly. The integration patterns involve modifications to the STA's firmware and wireless transceiver to support the dynamic channel switching functionality. The firmware must be updated to include the logic for analyzing PPDU headers, determining channel switching times, and executing the channel switch. The wireless transceiver must be capable of quickly and reliably switching between channels. The performance characteristics of this system are highly dependent on the accuracy of the timing and synchronization mechanisms. If the STA fails to switch channels at the correct time, it could lead to collisions and interference. However, when implemented correctly, this system can significantly improve network throughput and reduce latency. \n\nThe code-level implications involve changes to the MAC (Media Access Control) layer of the wireless protocol stack. The MAC layer is responsible for managing channel access and frame transmission. To support dynamic channel switching, the MAC layer must be modified to include the logic for analyzing PPDU headers, determining channel switching times, and executing the channel switch. This may involve adding new functions and data structures to the MAC layer. The Method and Apparatus for Transmitting Uplink Frame in Wireless Lan represents a significant advancement in WLAN technology. Its dynamic channel switching mechanism offers a practical and effective solution for enhancing network performance and reliability. As wireless communication continues to evolve, innovations like this will play a crucial role in shaping the future of connectivity.","business_analysis":"The Method and Apparatus for Transmitting Uplink Frame in Wireless Lan patent presents significant business opportunities in the WLAN market. The market opportunity size is substantial, as the demand for faster and more reliable wireless connectivity continues to grow across various sectors, including residential, commercial, and industrial. The competitive advantages of this technology include improved network throughput, reduced latency, and enhanced user experience. These advantages can translate into increased market share and higher revenue for WLAN equipment manufacturers and service providers. The revenue potential is significant, as this technology can be incorporated into a wide range of WLAN products and services. For example, WLAN equipment manufacturers can integrate this technology into their access points and wireless adapters to offer improved performance and reliability. Service providers can use this technology to enhance their wireless services and offer premium packages with guaranteed performance levels. \n\nThe business models that can be supported by this technology include subscription-based services, licensing agreements, and product sales. Subscription-based services can be offered to customers who require high-performance wireless connectivity. Licensing agreements can be established with other WLAN equipment manufacturers and service providers who want to incorporate this technology into their products and services. Product sales can be generated through the sale of WLAN equipment that incorporates this technology. The strategic positioning of this technology is strong, as it addresses a critical need in the WLAN market: the need for faster and more reliable wireless connectivity. By offering a solution that improves network throughput, reduces latency, and enhances user experience, this technology can help WLAN equipment manufacturers and service providers differentiate themselves from their competitors. \n\nThe ROI projections for this technology are positive, as the benefits of improved network performance and enhanced user experience can translate into increased revenue and reduced costs. For example, businesses that implement this technology can benefit from improved employee productivity and reduced IT support costs. The Method and Apparatus for Transmitting Uplink Frame in Wireless Lan patent represents a significant advancement in wireless communication technology. Its dynamic channel switching mechanism offers a practical and effective solution for enhancing network performance and reliability. As wireless communication continues to evolve, innovations like this will play a crucial role in shaping the future of connectivity.","faqs":null,"topics":["wireless LAN","uplink frame transmission","channel switching","TXOP duration","WLAN optimization"],"tech_cluster":null},"seo":{"title":"Method and Apparatus for Transmitting Uplink Frame in Wireless Lan - Patent Analysis","description":"Explore the Method and Apparatus for Transmitting Uplink Frame in Wireless Lan patent, enabling efficient uplink frame transmission in wireless LANs. Learn about dynamic channel switching and optimization.","keywords":["wireless LAN","uplink frame transmission","channel switching","TXOP duration","WLAN optimization","patent","patent US-9854605"]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9854605","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-9854605","citation_suggestion":"Patentable. \"Method and apparatus for transmitting uplink frame in wireless LAN\" (US-9854605). https://patentable.app/patents/US-9854605","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9854605","json":"https://patentable.app/api/llm-context/US-9854605","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T17:38:24.645Z"}