Mark Freeland

Title: Mark Freeland: Innovator in Semiconductor Processing

Introduction

Mark Freeland is a notable inventor based in San Francisco, CA. He has made significant contributions to the field of semiconductor processing, holding a total of 2 patents. His work focuses on enhancing fabrication processes through innovative methodologies.

Latest Patents

Freeland's latest patents include a "Method and apparatus for poly gate CD control." This invention facilitates semiconductor processing, particularly in etch processes, by providing real-time two-dimensional etch rate control. The system allows for the selection of a control model prior to the etch process, which relates to the specific etch being performed. A formula or function is developed from this model to predict process parameter values that will achieve the desired etch rates. During the etch process, critical dimension measurements of a polysilicon gate are taken, allowing for modifications to achieve the desired horizontal and vertical etch rates, resulting in a polysilicon gate with a rectangular profile.

Another significant patent is the "Method and apparatus for APC solver engine and heuristic." This invention adapts and controls fabrication processes using a control model-based solution. A suitable control model is derived from existing models, and a formulaic description is created to predict desired outputs based on various process settings. The solution includes process control parameters that are employed to modify the fabrication process effectively.

Career Highlights

Throughout his career, Mark Freeland has worked with several companies, including Blue Control Technologies, Inc. and Ahsoon Technologies, Inc. His expertise in semiconductor processing has made him a valuable asset in these organizations.

Collaborations

Freeland has collaborated with notable professionals in the field, including Sukesh Patel and Ali Sadeghi. These collaborations have contributed to the advancement of semiconductor technologies and innovations.

Conclusion

Mark Freeland's contributions to semiconductor processing through his patents and career achievements highlight his role as an innovator in the industry. His work continues to influence the development of advanced fabrication processes.