I have 33 years of experience in the field of electronics, with specific knowledge of electronic products, microprocessor products, and communications. I have published on such topics as method and apparatus for authenticating embedded software in a remote unit over a communication channel, method and apparatus for timebase synchronization for use with cellular base stations, and method and apparatus for scheduling search and acquisition of global positioning satellites. I have testified on improper use of proprietary information, patent infringement, and personal injury.