Location History:
- Nuremberg, DE (2020 - 2022)
- Bubenreuth, DE (2019 - 2024)
Company Filing History:
24 out of 968 
14 out of 2,599 
Years Active: 2019-2025
Title: Insights into the Contributions of Alexander Stahlmann
Introduction
Alexander Stahlmann, a prominent inventor based in Bubenreuth, Germany, has made significant contributions to the field of audio processing. With a robust portfolio of 22 patents, he has developed innovative technologies that enhance audio decoding and encoding. His inventions have the potential to improve user experiences across various audio playback environments.
Latest Patents
Stahlmann's latest patents include a groundbreaking method, apparatus, and systems for audio decoding and encoding. This audio processing system is designed to accept an audio bitstream with one of several predefined audio frame rates. It features a front-end component that manages a variable number of quantized spectral components from one audio frame, enabling inverse quantization based on predetermined, frequency-dependent levels. Remarkably, the front-end is agnostic of the audio frame rate. The system also includes a frequency-domain processing stage and a sample rate converter, providing reconstructed audio signals sampled at target frequencies, regardless of the input audio frame rate. This adaptability allows for parallel operation with video processing systems that accommodate multiple video frame rates.
Additionally, Stahlmann has developed a dynamic range control system for diverse playback environments. In this audio encoder, default gains are created based on a dynamic range compression (DRC) curve, with additional non-default gains based on alternate profiles. This enables the generation of an audio signal that encompasses the original audio content, the default DRC curve, and differential gains. In the accompanying audio decoder, the system identifies the default DRC curve and differential gains from the audio signal to re-generate the default gains, thereby optimizing audio content extraction.
Career Highlights
Throughout his career, Alexander Stahlmann has held positions in notable companies, including Dolby International Ab and Dolby Laboratories Licensing Corporation. His work at these esteemed organizations has provided him with invaluable experience in audio technology.
Collaborations
Stahlmann has collaborated with esteemed colleagues, including Jeffrey Charles Riedmiller and Jeroen Koppens. These partnerships have fostered innovation and contributed to the development of advanced audio processing techniques.
Conclusion
Alexander Stahlmann's contributions to audio technology, as evidenced by his 22 patents, showcase his ingenuity and commitment to advancing audio processing systems. His innovative methods for audio decoding and dynamic range control will undoubtedly continue to shape the landscape of audio technology for years to come.
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