Alexander D White

Title: Innovations of Alexander D. White

Introduction

Alexander D. White is a prominent inventor based in Pasadena, California. He has made significant contributions to the field of imaging technology, holding a total of four patents. His work focuses on lens-less imaging devices that push the boundaries of traditional photography and imaging techniques.

Latest Patents

One of his latest patents is the "Ultra-thin planar lens-less camera." This innovative device includes a multitude of pixels, each equipped with a light detector and an associated optical element. The design allows each pixel to respond to different directions of light received from a target, with overlapping fields of view among the pixels. The optical elements can vary, including transparent dielectric elements, MEMS components, or microlenses. This lens-less imaging device forms images based on the optical transfer functions of the pixels and their responses to incoming light.

Another notable patent is for "Lensless 3-dimensional imaging using directional sensing elements." This device features numerous optical receiving elements arranged along a concave or flat surface, defining a focal zone. Each optical receiving element has overlapping fields of view with other elements, which may include grating couplers or photo detectors. The flexible circuit board that houses these elements is equipped with control circuitry to process the received responses and form images accordingly.

Career Highlights

Alexander D. White is affiliated with the California Institute of Technology, where he continues to innovate and develop new technologies in imaging. His work has garnered attention for its potential applications in various fields, including medical imaging and consumer electronics.

Collaborations

He has collaborated with notable colleagues such as Parham Porsandeh Khial and Seyed Ali Hajimiri, contributing to advancements in imaging technology through teamwork and shared expertise.

Conclusion

Alexander D. White's contributions to lens-less imaging technology exemplify the spirit of innovation in modern science. His patents reflect a commitment to advancing imaging techniques, paving the way for future developments in the field.