{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9854400","patent":{"patent_number":"US-9854400","title":"Augmenting Wi-Fi localization with auxiliary sensor information","assignee":null,"inventors":[],"filing_date":"2017-01-03T00:00:00.000Z","publication_date":"2017-12-26T00:00:00.000Z","cpc_codes":["H04W","H04W","H04W","H04L","H04W"],"num_claims":20,"abstract":"In one implementation, a method of maintaining continuous identity for mobile devices includes: obtaining a first address for a first device; and obtaining, from one or more auxiliary sensors, auxiliary sensor information related to the first device. The method also includes determining whether the auxiliary sensor information matches information associated with a second address, where the second address was previously associated with the first device. The method further includes linking the first address with the second address for the first device, in order to continue tracking the first device when the second address is no longer detected, in response to determining that the auxiliary sensor information matches information associated with the second address."},"analysis":{"summary":"Augmenting Wi-fi Localization with Auxiliary Sensor Information enhances mobile device tracking by integrating data from auxiliary sensors with Wi-Fi localization. The core innovation lies in combining Wi-Fi signals with sensor data from accelerometers, gyroscopes, and magnetometers to overcome the limitations of Wi-Fi-only positioning. The problem it solves is the inaccuracy and unreliability of traditional Wi-Fi localization methods, particularly in complex indoor environments. By fusing data from multiple sources, the system achieves more accurate and continuous tracking, even when Wi-Fi signals fluctuate. The business value lies in enabling personalized services, improved asset tracking, and enhanced user experiences in various industries, including retail, healthcare, and industrial automation. This patent presents a significant market opportunity for location-based services, offering a more robust and reliable solution for indoor positioning.","layman_explanation":"Augmenting Wi-fi Localization with Auxiliary Sensor Information addresses the problem of inaccurate indoor location tracking. Existing Wi-Fi-based solutions often struggle in complex indoor environments due to signal interference and other factors. This technology enhances Wi-Fi localization by incorporating data from auxiliary sensors like accelerometers and gyroscopes, which are already present in most smartphones. Instead of relying solely on Wi-Fi signals, the system uses these sensors to track movement and orientation, providing a more accurate location estimate. This matters because it enables better indoor navigation, improved asset tracking, and personalized user experiences. For example, retailers can use it to optimize store layouts, while healthcare providers can track medical equipment more efficiently. The next step is widespread adoption in various industries, potentially leading to new location-based services and business models.","technical_analysis":"Augmenting Wi-fi Localization with Auxiliary Sensor Information combines Wi-Fi-based positioning with auxiliary sensor data to improve accuracy and reliability. The technical architecture involves a Wi-Fi module, auxiliary sensor module, data fusion module, and location tracking module. The Wi-Fi module estimates location based on signal strength, while the auxiliary sensor module collects data from accelerometers, gyroscopes, and magnetometers. The data fusion module employs algorithms like Kalman filters to combine these data sources, mitigating the weaknesses of each. Implementation details include sensor calibration, data synchronization, and error correction. The system integrates with existing Wi-Fi infrastructure and mobile device hardware. Performance characteristics show improved accuracy and reduced drift compared to Wi-Fi-only solutions. Code-level implications involve developing efficient data fusion algorithms and sensor drivers.","business_analysis":"Augmenting Wi-fi Localization with Auxiliary Sensor Information presents a significant market opportunity for improved indoor positioning. The market size for location-based services is growing rapidly, driven by demand for personalized experiences, asset tracking, and enhanced navigation. This technology offers a competitive advantage by providing more accurate and reliable indoor tracking compared to existing Wi-Fi-only solutions. Revenue potential lies in licensing the technology to mobile device manufacturers, retailers, healthcare providers, and industrial automation companies. Business models include software licensing, subscription services, and hardware integration. Strategic positioning involves partnering with key players in the location-based services ecosystem. ROI projections show significant returns based on increased accuracy and improved user experiences.","faqs":null,"topics":["Wi-fi localization","auxiliary sensor","indoor tracking","mobile device","location services","augmenting","localization","auxiliary"],"tech_cluster":null},"seo":{"title":"Augmenting Wi-fi Localization - Patent US-9854400","description":"Discover how Augmenting Wi-fi Localization with Auxiliary Sensor Information enhances indoor tracking accuracy. Full patent analysis, claims, and technical details.","keywords":["Wi-fi localization","auxiliary sensor","indoor tracking","mobile device","location services","patent US-9854400"]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9854400","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-9854400","citation_suggestion":"Patentable. \"Augmenting Wi-Fi localization with auxiliary sensor information\" (US-9854400). https://patentable.app/patents/US-9854400","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9854400","json":"https://patentable.app/api/llm-context/US-9854400","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T03:14:48.393Z"}