Location History:
- Ilmenau, DE (2008 - 2019)
- Stuttgart, DE (2012 - 2024)
Company Filing History:
35 out of 4,822 
2 out of 61 
Years Active: 2008-2025
Title: **Ulrich Kraemer: Innovator in Audio Signal Processing**
Introduction
Ulrich Kraemer is an accomplished inventor based in Stuttgart, Germany, with an impressive portfolio of 27 patents. His innovative work primarily focuses on audio signal processing and bandwidth extension, contributing significantly to advancements in this field.
Latest Patents
Among his latest patents, Kraemer has developed an **Apparatus and method for generating a bandwidth extended signal**. This apparatus aims to generate a bandwidth extended signal from an input signal by utilizing a patch generator and a combiner. The input signal is represented for first and second bands by resolution data, with the second resolution being lower than the first. The patch generator produces first and second patches according to different algorithms, ensuring that the combined output meets specific spectral envelope criteria.
Another recent innovation is a **Low bitrate audio encoding/decoding scheme having cascaded switches**. This audio encoder features a first information sink-oriented encoding branch and a second information source-oriented encoding branch. The architecture allows for switching between these branches, ultimately enhancing the efficiency and quality of audio encoding and decoding processes.
Career Highlights
Kraemer has made significant contributions to the industry through his roles at leading organizations. Notably, he has worked with the Fraunhofer Society for the Advancement of Applied Research, a renowned institution in Germany, and Voiceage Corporation, which specializes in audio technologies. His experiences in these companies have provided a robust foundation for his innovative endeavors.
Collaborations
Throughout his career, Kraemer has collaborated with notable colleagues, including Max Neuendorf and Nikolaus Rettelbach. These partnerships have facilitated knowledge exchange and fostered a collaborative environment that has accelerated the development of groundbreaking technologies.
Conclusion
Ulrich Kraemer's work in audio signal processing illustrates the impact of innovation in enhancing technological applications. With his extensive patent portfolio and collaborations with esteemed organizations and individuals, he continues to contribute valuable advancements in the field of audio engineering.