Jari Haggvist

Title: Jari Haggvist: Innovator in Speech Coding Technology

Introduction

Jari Haggvist is a notable inventor based in Oulu, Finland. He has made significant contributions to the field of speech coding, particularly with his innovative patent related to voice coding technology. His work has implications for various applications in telecommunications and audio processing.

Latest Patents

Haggvist holds a patent for a "Pulse pattern excited linear prediction voice coder." This invention involves the speech coding of the code excited linear predictive type, which is implemented by providing an excitation vector that comprises a set of a predetermined number of pulse patterns from a codebook of P pulse patterns. These patterns have a selected orientation and a predetermined delay concerning the starting point of the excitation vector. This approach requires modest computational power and a small memory space, allowing it to be implemented in a single signal processor. He has 1 patent to his name.

Career Highlights

Jari Haggvist has worked with Nokia Mobile Phones Limited, where he has been able to apply his expertise in speech coding technology. His role at Nokia has allowed him to contribute to advancements in mobile communication and audio processing.

Collaborations

Haggvist has collaborated with notable colleagues such as Kari Juhani Jarvinen and Kari-Pekka Estola. These collaborations have further enriched his work and contributed to the development of innovative technologies in the field.

Conclusion

Jari Haggvist is a prominent figure in the realm of speech coding technology, with a focus on efficient and effective solutions for voice processing. His contributions continue to influence the telecommunications industry and enhance audio communication technologies.