This inventor holds 2 USPTO granted patents, plus 1 CIPO patent. Top assignees: Digital Communications Corporation, Hughes Aircraft Company. Active years: 1980-1994.
Company Filing History:
1 out of 16 
1 out of 4,197 
Years Active: 1980-1994
Title: Ajay Parikh: Innovator in Communication Technology
Introduction
Ajay Parikh is a notable inventor based in Gaithersburg, MD (US). He has made significant contributions to the field of communication technology, particularly in the development of advanced signal processing techniques. With a total of 2 patents to his name, Parikh's work has had a lasting impact on radio telephony transmission.
Latest Patents
One of his latest patents is the "Autotuning Combiner Stabilized Against Frequency Drift." This invention is designed for combining signals in radio telephony transmission. The combiner features a series of filter cavities, each equipped with an adjuster for fine-tuning to an input carrier signal. To prevent positional drift in the absence of a carrier signal, the combiner employs a mechanical brake or a pilot signal generator that simulates the absent carrier signal.
Another significant patent is the "Phase Locked Loop with Automatic Sweep." This improved phase-locked loop includes a phase detector, active loop filter, and a voltage-controlled oscillator (VCO) in a conventional relationship. A positive feedback path connects the active loop filter output to its input. In situations where the loop is not locked, this feedback path generates an oscillating output that drives the VCO in a sweeping action, allowing the loop to acquire signals outside its normal capture range.
Career Highlights
Throughout his career, Ajay Parikh has worked with prominent companies such as Digital Communications Corporation and Hughes Aircraft Company. His experience in these organizations has contributed to his expertise in communication technologies and innovations.
Collaborations
Parikh has collaborated with notable individuals in the field, including Lester R. Querry and Stanley Edward Kay. These collaborations have further enriched his work and contributions to the industry.
Conclusion
Ajay Parikh is a distinguished inventor whose work in communication technology continues to influence the field. His innovative patents demonstrate his commitment to advancing signal processing techniques, making him a valuable contributor to the industry.