Location History:
- Mill Valley, CA (US) (2009)
- Cupertino, CA (US) (2012)
Company Filing History:
Years Active: 2009-2012
Title: The Innovative Contributions of Gabriel Berger
Introduction
Gabriel Berger is a notable inventor based in Cupertino, CA. He has made significant contributions to the field of microcircuit design, holding a total of 3 patents. His work focuses on optimizing source masks and enhancing imaging performance in optical systems.
Latest Patents
One of his latest patents is titled "Source mask optimization for microcircuit design." This patent describes a method and apparatus for generating a source illuminator profile and a mask design, which are subsequently optimized based on a set of target intensity profiles. The Lagrange method of optimization is employed to determine the optimum intensity for each pixel of the source. A continuous tone mask is then generated based on the diffraction orders of the optimized source. Additionally, the target intensity profile is derived from a set of band-limited target frequencies corresponding to the optical lithographic system. Homotopy methods may also be utilized to optimize the source illuminator profile and the continuous tone mask.
Another significant patent is the "Method, program product and apparatus for generating a calibrated pupil kernel and method of using the same in a lithography simulation process." This patent outlines a method for simulating the imaging performance of an optical imaging system with a pupil. It includes defining the optical imaging system and the process utilized, as well as a model equation representing the imaging performance, which incorporates a calibrated pupil kernel.
Career Highlights
Gabriel has worked with prominent companies in the industry, including ASML Masktools B.V. and Mentor Graphics Corporation. His experience in these organizations has contributed to his expertise in microcircuit design and optical imaging systems.
Collaborations
Throughout his career, Gabriel has collaborated with talented individuals such as Jang Fung Chen and Tamer Coskun. These collaborations have likely enriched his work and led to innovative advancements in his field.
Conclusion
Gabriel Berger's contributions to microcircuit design and optical imaging systems are noteworthy. His innovative patents and collaborations reflect his commitment to advancing technology in these areas.