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September 12, 2024

How Will Wi-Fi Sensing Reach Mass Adoption?

Note: The following is Part 3 of our 802.11bf standard blog series. If you are interested in exploring our other topics, you can navigate to our 802.11bf blog landing page. 

The anticipated success of Wi-Fi Sensing and the 802.11bf standard relies heavily on achieving interoperability and industry adoption. Ensuring seamless communication between products from different manufacturers is critical to creating a unified ecosystem, preventing customer frustration, and fostering widespread acceptance. Achieving this level of interoperability requires concerted efforts from all stakeholders.  

Improved connectivity, enhanced automation, and advanced motion detection capabilities are some of the many benefits of Wi-Fi Sensing. As more businesses and consumers recognize these advantages, we will move closer to achieving mass adoption and integrating this technology into everyday use.

The Exciting Road Ahead 

The adoption of the 802.11bf standard will follow a gradual path, as is typical with new technologies. Initially, vendors will focus on implementing the mandatory features, with optional enhancements introduced over time as market demand increases. This step-by-step approach is expected to spur substantial growth in both hardware and software, driven by the expanding need for sensing-based applications. As new features roll out, they will strengthen sensing capabilities, improve Wi-Fi signal quality and reliability, and enable more advanced applications.  

This incremental rollout offers exciting opportunities to address challenges and lay the foundation for transformative technologies. By prioritizing strategic partnerships, forward-looking planning, and understanding the market value of sensing applications, the adoption process can be streamlined to ensure long-term success. 

Awareness and Education 

Raising awareness and educating stakeholders about the benefits of Wi-Fi Sensing is a great place to start. Businesses, organizations, and consumers need to see firsthand how this technology can improve connectivity, enhance automation, and enable advanced sensing applications. For example, in security, Wi-Fi Sensing can be used to detect unusual motion patterns in a home, such as an unexpected entry or movement in restricted areas, which can trigger alerts or automated responses to prevent intrusions. In eldercare, Wi-Fi Sensing could monitor daily activities such as activity patterns or nighttime rest interruptions to help caregivers identify deviations that might indicate health issues, thus enabling timely intervention and support without requiring the individual to wear additional devices. The more people engage in discussing real-world applications of Wi-Fi Sensing, the better. Whether it’s through posting articles, speaking at conferences, sharing educational videos, or other means, spreading the word is crucial. Novel technologies quickly lose their novelty if they aren’t actively shared and discussed. What’s important is getting enough people excited about how Wi-Fi Sensing isn’t just science fiction but a practical tool that can be used today. 

Strategic Innovation and Scalability  

The initial cost of developing and deploying Wi-Fi Sensing technology can seem daunting, but this challenge also opens the door to innovation. By leveraging the 802.11bf standard, which began with the 802.11ax PHY (Wi-Fi 6) as its foundation, companies can maximize re-use and minimize complexity. This incremental approach allows for the integration of existing technologies, helping to keep costs low for chipset vendors, shorten time to market, and even enable 11bf integration into existing silicon.  

Partnering with experienced firms and planning for future sensing capabilities further enhances this approach, allowing for the development of scalable solutions that seamlessly adapt to various environments. Scalability remains a key challenge, as Wi-Fi Sensing solutions must transition smoothly from small deployments to large, complex environments without compromising performance. Developing strategies to manage network traffic, user density, and physical obstructions is crucial for creating versatile solutions. The 802.11bf standard aids in this process, helping companies build adaptable, effective technologies for diverse applications and environments while keeping costs manageable and leveraging existing infrastructure. 

Technical Innovations  

Developing Wi-Fi chips that support 802.11bf while balancing cost and complexity is a significant yet exciting opportunity. Additionally, the balance of complexity also comes with knowing what you want to do with Wi-Fi Sensing, and the standard will allow more people to join in sensing. Eventually, we will see a mixture of products ranging from simple applications and integrations of Wi-Fi Sensing to more complex and powerful devices and solutions all working in one cohesive ecosystem. By focusing on sophisticated engineering and leveraging advancements in machine learning and artificial intelligence, companies can create efficient algorithms and software that process and interpret data in real time, a critical capability that depends on the strategic balance between edge and cloud computing, as explored in our blog on how WiFi Motion computes its data. This interplay between hardware and software development will deliver robust, scalable, and cost-effective solutions. 

Next Steps 

The 802.11bf standard ushers in exciting possibilities for the future of Wi-Fi Sensing, promising transformative benefits. To realize this potential, 11bf introduces new features and tools that sensing applications can leverage, such as a more flexible sensing topology, as well as enhanced robustness with session negotiation for determining parameters and measurement schedules—all essential for making our vision a reality.  

However, to achieve this vision, we must overcome challenges related to interoperability, industry adoption, security, regulatory compliance, and technical development. Driving industry adoption is key: chipset vendors need to deliver compatible silicon, a certification program should be established by the Wi-Fi Alliance (WFA), and device original equipment manufacturers (OEMs) must consider these features for their next-generation products. Additionally, as mentioned in Part 2 of our blog series, service providers should explore 11bf and mesh solutions for home applications.  

By proactively addressing these hurdles, the industry can pave the way for the widespread adoption and utilization of Wi-Fi Sensing technologies. This future promises enhanced connectivity, automation, and advanced sensing capabilities, making the effort well worth it.