Location History:
- Spokane, US (1991)
- Spokane, WA (US) (1988 - 2008)
Company Filing History:
3 out of 9,638 
2 out of 4,667 
1 out of 156 Years Active: 1988-2008
Title: Inventor Spotlight: Raymond A. Birgenheier from Spokane, WA
Introduction
Raymond A. Birgenheier is a notable inventor based in Spokane, Washington, known for his significant contributions to the field of signal processing and modulation technologies. With a total of six patents to his name, Raymond's work has paved the way for advancements in the calibration and measurement of electronic devices and systems.
Latest Patents
Raymond's latest patents include:
1. **Systems and Methods of Using IQ Modulation for Calibration or Measurement** - This innovation presents a system analyzer capable of generating an estimated frequency response of a device or communication medium by utilizing a robust stimulus signal that counters IQ modulator impairments. It employs a stimulus generator to produce multiple discrete tones while managing spectral issues effectively through advanced techniques like Discrete Fourier Transform (DFT).
2. **IF Frequency Response Characterization Employing Overlapping Frequency Bands** - This method provides an improved way to characterize an IF response of a receiver under test. By measuring the receiver at overlapping frequency bands and utilizing computed conversion coefficients, the method minimizes uncertainties related to the RF stimulus signal. The system incorporates a signal generator, an IF processor, and a computer program dedicated to characterizing the receiver's IF response accurately.
Career Highlights
Raymond has had a rich professional background, having worked with leading companies such as Hewlett-Packard Company and Agilent Technologies, Inc. his expertise has significantly influenced the development of innovative technologies in these organizations.
Collaborations
Throughout his career, Raymond has collaborated with esteemed colleagues such as Richard P. Ryan and David M. Hoover. Their partnerships have led to fruitful developments in the realm of signal processing and technology.
Conclusion
Raymond A. Birgenheier's contributions to the field of innovation are recognized through his patents and collaborative efforts. His advancements in the calibration and measurement of communication systems exemplify the qualities of a dedicated inventor, paving the way for future technologies in electronic communication and signal processing.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.