Hien Duc Ma

Title: The Innovative Mind of Hien Duc Ma

Introduction

Hien Duc Ma is a notable inventor based in Delray Beach, Florida. He has contributed significantly to the field of audio technology with a total of three patents to his name. His work focuses on methods and systems that enhance the way users interact with and enjoy digital audio content.

Latest Patents

Among his latest patents, Hien's most prominent invention is the "Method and apparatus for providing prepaid music card for deciphering recorded broadcast audio signals." This innovative system involves an apparatus and method capable of deciphering recorded digital audio signals using a smart card to facilitate payment for this service. Encrypted audio signals can be recorded onto various mediums, such as compact discs. Users insert the encrypted recording into a player/recorder along with a prepaid smart card to listen to their desired audio. The smart card reader deducts an amount from the card before enabling the player/recorder to decode the recording, allowing for seamless playback on a supported device.

Another of his significant accomplishments is the "Digital radio prepaid music recording system." This system allows for the prepaid recording of digital audio signals. It employs a smartcard module with a digital converter to receive and decode encoded digital radio signals, recording them onto digital storage media. The integration of a smart card with a prepaid account ensures authorized and controlled recording while a buffer stores a quantity of digital signals prior to the recording process.

Career Highlights

Hien Duc Ma has had an impressive career working with renowned companies in the audio technology sector. He has contributed to innovations at XM Satellite Radio Inc. and Sirius XM Radio Inc., where he advanced developments in digital audio technologies.

Collaborations

Throughout his career, Hien has collaborated with talented individuals in the field, such as Argyrios A Chatzipetros and Anh Xuan Nguyen. Their collective expertise has likely played a crucial role in the success of various projects they have worked on together, helping bring innovative concepts to fruition.

Conclusion

Hien Duc Ma stands out as a pioneer in audio technology, with his inventions reflecting a profound understanding of user needs and cutting-edge technology. His patents enhance the audio experience, making it more accessible and enjoyable for users. As technology continues to evolve, Hien’s contributions will undoubtedly leave a lasting impact on the industry.