Hallvard Angelskår

Title: Hallvard Angelskår: Innovator in Optical Technologies

Introduction

Hallvard Angelskår is a notable inventor based in Oslo, Norway. He has made significant contributions to the field of optical technologies, holding a total of 4 patents. His work focuses on innovative solutions that enhance the functionality and efficiency of optical devices.

Latest Patents

One of Angelskår's latest inventions is an optical microphone assembly. This assembly includes a rigid substrate, an interferometric arrangement, a light source, at least one photo detector, and an enclosure. The interferometric arrangement features a membrane and at least one optical element spaced from the membrane. The light source provides light to the interferometric arrangement, creating an optical path difference that depends on the distance between the membrane and the optical element. The photo detector detects part of the interference pattern generated by the light, while the enclosure forms an acoustic cavity in fluid communication with one side of the membrane.

Another significant patent is for an infrared radiation source. This invention emits radiation in the infrared range and comprises a thin membrane with a radiation element made from a semi-conductive material. The radiation element is connected to a frame that includes connector means for connecting to a power source. The membrane is designed to provide an even current distribution, ensuring uniform heating across its surface.

Career Highlights

Throughout his career, Hallvard Angelskår has worked with several prominent companies, including PGS Geophysical AS and SINTEF TTO AS. His experience in these organizations has allowed him to develop and refine his innovative ideas in optical technologies.

Collaborations

Angelskår has collaborated with notable colleagues such as Thor Bakke and Ib-Rune Johansen. These partnerships have contributed to the advancement of his inventions and the successful development of new technologies.

Conclusion

Hallvard Angelskår is a distinguished inventor whose work in optical technologies has led to multiple patents and innovative solutions. His contributions continue to impact the field and inspire future advancements in optical devices.