Company Filing History:
Years Active: 2021-2022
Title: Hehai Zheng: Innovator in Proximity Sensor Technology
Introduction
Hehai Zheng is a notable inventor based in Province, China, recognized for his contributions to the field of capacitive proximity sensors. With a total of 2 patents, Zheng has made significant advancements in mobile device technology, particularly in enhancing user experience and safety.
Latest Patents
Zheng's latest patents include an "Intelligent Proximity Detector" and a "Proximity Sensor and Mobile Wireless Device." The Intelligent Proximity Detector is designed for mobile devices such as smartphones and connected tablets. It effectively switches off the display when the device is brought to the ear. This innovative sensor is capable of rejecting spurious detections caused by factors like condensation, water ingress, or thermal drift. It also integrates signals from motion and temperature sensors to further discriminate against false proximity signals. The second patent, Proximity Sensor and Mobile Wireless Device, serves a dual purpose. It not only switches off the display when the device is near a user's ear but also selectively reduces RF power to comply with regulatory Specific Absorption Rate (SAR) limits. This sensor utilizes two electrodes, with one potentially serving as an RF antenna.
Career Highlights
Hehai Zheng is currently employed at Semtech Corporation, where he continues to innovate in the field of sensor technology. His work has been instrumental in developing solutions that enhance the functionality and safety of mobile devices.
Collaborations
Zheng collaborates with Chaouki Rouaissia, contributing to the advancement of sensor technologies and their applications in modern devices.
Conclusion
Hehai Zheng's work in proximity sensor technology exemplifies the innovative spirit of modern inventors. His patents not only improve user experience but also address critical safety standards in mobile devices.