David E Littlefield

Title: David E Littlefield: Innovator in Semiconductor Technology

Introduction

David E Littlefield is a notable inventor based in Garland, Texas. He has made significant contributions to the field of semiconductor technology, holding a total of 2 patents. His work focuses on enhancing the functionality and efficiency of electronic devices.

Latest Patents

David's latest patents include innovative solutions that address critical challenges in semiconductor testing and communication systems. One of his patents, titled "Dopant implant for conductive charge leakage layer for use with voltage," describes a method where a layer of dopant is implanted in the passivation of a semiconductor die. This innovation facilitates testing of the die by a scanning electron microscope voltage contrast system. The dopant layer is capacitively coupled to circuits under the passivation and connected to ground, allowing charge to bleed off through a high resistivity path. This method ensures that E-beam charge can dissipate without affecting higher frequency capacitive coupled signals. Another patent, "Methods and apparatus for electronically limiting broadcast communication," outlines a communication receiver that includes a radio frequency section for receiving signals and a decoder that compares identification codes to enhance security.

Career Highlights

David E Littlefield is currently employed at Texas Instruments Corporation, a leading company in the semiconductor industry. His work at Texas Instruments has allowed him to develop and patent groundbreaking technologies that contribute to the advancement of electronic communication and semiconductor testing.

Collaborations

Throughout his career, David has collaborated with talented individuals such as Kendall S Wills and John S Bartlett. These collaborations have fostered an environment of innovation and creativity, leading to the development of impactful technologies.

Conclusion

David E Littlefield's contributions to semiconductor technology and communication systems exemplify the spirit of innovation. His patents reflect a commitment to enhancing electronic devices and ensuring their reliability and security. His work continues to influence the industry and inspire future advancements.