Carl J Carlson

Title: Carl J. Carlson: A Pioneer in Magnetic Head Suspension Technology

Introduction

Carl J. Carlson, based in Pleasanton, CA, is a distinguished inventor with a remarkable portfolio of 13 patents. His innovations primarily focus on advancements in magnetic head suspension technology, contributing significantly to the data storage industry. With a career enriched by collaborations and practical applications, Carlson's work continues to influence modern computing.

Latest Patents

Carlson's recent inventions highlight his ingenuity and technical expertise. One of his latest patents outlines a method of forming a magnetic head suspension assembly. This innovative approach involves attaching a slider with a magnetic head to an intermediate flexible circuit. The assembly undergoes rigorous testing in a spin stand tester to ensure electrical performance. If the combination fails the test, it is efficiently discarded, minimizing waste and costs associated with full head suspension assemblies. Conversely, successful components are mounted to load beams, leading to the creation of fully functional head suspension assemblies.

Another significant patent concerns laser mounting for a thermally assisted GMR head. This invention features a head gimbal assembly that integrates a magneto-resistive read element alongside a thermally assisted write element. The assembly includes an optical waveguide positioned between two write poles, directing a laser beam to a recording medium. This innovative approach allows the laser to heat the medium, reducing its coercivity for easier writing. The laser assembly utilizes cost-effective wafer processing techniques, with silicon employed for the mounting block to act as a heat sink, efficiently dissipating heat away from the laser diode.

Career Highlights

Carlson's career is marked by his tenure at prominent companies such as Read Rite Corporation and Western Digital, Inc. His contributions have been essential in driving forward the capabilities of magnetic head technologies, showcasing his commitment to innovation and excellence.

Collaborations

Throughout his career, Carlson has collaborated with esteemed professionals like Hong M. Chen and Ross W. Stovall, enhancing his innovative capacity and extending the reach of his inventions. These partnerships have fostered a creative environment leading to groundbreaking advancements in his field.

Conclusion

Carl J. Carlson’s contributions to magnetic head suspension technology underscore his status as a leading inventor. His 13 patents reflect a dedication to improving data storage solutions through innovative methods and collaborations. With ongoing advancements in this industry, Carlson's work promises to pave the way for future innovations in technology.