Leonid Antsfeld

Title: **Leonid Antsfeld: Innovator in Indoor Positioning and Tracking Technologies**

Introduction

Leonid Antsfeld, an inventive mind residing in Saint Ismier, France, is known for his contributions to the field of indoor positioning and tracking technologies. With two patents under his name, Antsfeld has made significant advancements aimed at improving the accuracy and efficiency of portable electronic devices in indoor environments.

Latest Patents

Antsfeld’s most notable patents include:

1. **Deep Smartphone Sensors Fusion for Indoor Positioning and Tracking**: This innovative method focuses on determining the position of a portable electronic device within an indoor environment. It employs radio signal data and magnetic field data to update the device's absolute position, while also utilizing a neural network to estimate displacements based on inertial sensor data. The result is a refined and accurate method for tracking device positions indoors successfully.

2. **Semi-Supervised Variational Autoencoder for Indoor Localization**: This method trains a predictor to effectively forecast a computing device's location in an indoor space. By using signal strength data from wireless access points, both labeled and unlabeled, Antsfeld's approach minimizes reconstruction and prediction loss through variational autoencoders and classification neural networks. This innovation aims to enhance the reliability of indoor localization systems.

Career Highlights

Throughout his career, Leonid Antsfeld has made notable contributions while working with esteemed organizations such as Naver Corporation and Naver Labs Corporation. His expertise in technology and innovative methodologies has allowed him to push the boundaries of indoor positioning capabilities.

Collaborations

Antsfeld has collaborated with remarkable individuals in the field, including Boris Chidlovskii and Emilio Sansano. These partnerships have played a vital role in driving advancements in technology and fostering innovation in indoor tracking solutions.

Conclusion

Leonid Antsfeld is a distinguished inventor whose work in indoor positioning and tracking technologies is paving the way for future advancements. With his latest patents, he showcases a commitment to innovation that enhances the functionality and accuracy of portable electronic devices in indoor environments, making a significant impact in the tech industry.