Location History:
- Santa Cruz, CA (US) (2003)
- Kleinhoehenrain, DE (2003 - 2004)
Company Filing History:
4 out of 14,724 
1 out of 244 
Years Active: 2003-2004
Title: Siegfried Hart: Innovator in Analog-Digital Technology
Introduction
Siegfried Hart is a notable inventor based in Santa Cruz, CA (US). He has made significant contributions to the field of analog-digital technology, holding a total of 5 patents. His work focuses on improving the efficiency and accuracy of electronic systems.
Latest Patents
One of his latest patents is titled "Low jitter analog-digital locker loop with lock detection circuit." This invention features a digital phase detector that compares the output clock signal of an oscillator with a reference clock signal. It includes an analog phase detector and a lock detection circuit designed to avoid phase quantization errors. The lock detection circuit activates the analog phase detector to run simultaneously with the digital phase detector when the phase error is zero. This innovation ensures that the output clock signal of the digitally controllable oscillator is regulated in a continuously variable manner until synchronization is achieved.
Another significant patent is for an "Efficient analog front end for a read/write channel of a hard disk drive running from a highly regulated power supply." This invention outlines a method and apparatus for operating the analog portion of a read/write channel from a highly regulated power supply. The apparatus includes high voltage and low voltage transistors that operate within specific voltage ranges, ensuring efficient power supply to the analog portion and clock synthesizer.
Career Highlights
Siegfried Hart has worked with prominent companies such as Infineon Technologies AG and Infineon Technologies North America Corporation. His experience in these organizations has allowed him to develop and refine his innovative ideas in the field of electronics.
Collaborations
Throughout his career, Siegfried has collaborated with talented individuals, including Palaksha Setty and Sasan Cyrusian. These partnerships have contributed to the advancement of his projects and inventions.
Conclusion
Siegfried Hart's contributions to analog-digital technology demonstrate his expertise and innovative spirit. His patents reflect a commitment to enhancing electronic systems, making him a significant figure in the field.