John P Hwa

Title: Innovations by John P Hwa

Introduction

John P Hwa is a notable inventor based in Fremont, CA, with a significant contribution to the field of media content protection. He holds a total of 7 patents, showcasing his innovative approach to technology and content governance.

Latest Patents

One of his latest patents is titled "Methods and apparatus for persistent control and protection of content." This invention presents a novel method and apparatus for the protection of streamed media content. The apparatus includes control means for governance of content streams or content objects, decryption means for decrypting these streams, and feedback means for tracking actual use. The control means can operate based on rules received as part of the streamed content or through a side-band channel. These rules specify allowed uses of the content, including copying, transferring, and the conditions under which content may be checked out from one device to another. Additionally, the apparatus may include a media player designed to call plugins to assist in rendering content, including a 'trust plugin' that allows a media player to render protected content without requiring changes to the player itself. The streamed content can be in various formats, including MPEG-4, MP3, and RMFF.

Career Highlights

Throughout his career, John P Hwa has worked with prominent companies such as Intertrust Technologies Corporation and Sony Corporation. His experience in these organizations has contributed to his expertise in content protection technologies.

Collaborations

Some of his notable coworkers include Ralph D Hill and Talal G Shamoon, who have collaborated with him on various projects.

Conclusion

John P Hwa's contributions to the field of media content protection through his innovative patents highlight his role as a significant inventor in the technology sector. His work continues to influence the way content is governed and protected in the digital age.