David R Mackie

Title: The Innovations of David R. Mackie

Introduction

David R. Mackie is a notable inventor based in Ben Lomond, California. He has made significant contributions to the field of multiprocessor systems, holding a total of 10 patents. His work has advanced the technology that underpins modern computing systems.

Latest Patents

Among his latest patents is the "Fault-tolerant multiprocessor system." This invention describes a multiprocessor system interconnected by a bus structure that facilitates communication and information transfers between processor modules. Each processor broadcasts a central message periodically to ensure that all processors are synchronized. If a processor does not receive the control message from a sending processor, it assumes that the sending processor has failed and takes over its tasks. Another significant patent is for "Interprocessor communication." This invention outlines a method and apparatus for communication between processor modules in a multiprocessor system. It involves a request signal sent to a bus controller, which polls the processor modules to identify the requesting module and manages the communication process based on the status of the receiver module.

Career Highlights

David R. Mackie has worked at Tandem Computers Incorporated, where he has been instrumental in developing innovative technologies. His expertise in multiprocessor systems has positioned him as a key figure in the advancement of computing technology.

Collaborations

Some of his notable coworkers include James A. Katzman and Joel F. Bartlett. Their collaborative efforts have contributed to the success of various projects within the company.

Conclusion

David R. Mackie's contributions to multiprocessor systems have had a lasting impact on the field of computing. His innovative patents continue to influence the development of reliable and efficient computing technologies.