Location History:
- Suffolk, GB (1996 - 2016)
- Ipswich, GB (2000 - 2016)
- London, GB (2015 - 2020)
Company Filing History:
20 out of 1,871 
1 out of 445 
1 out of 2,078 
Years Active: 1996-2020
Title: Ian Barry Crabtree - Innovator in Multicast Streaming Technology
Introduction
Ian Barry Crabtree is a notable inventor based in Ipswich, GB, recognized for his contributions to the field of multicast streaming technology. With a remarkable portfolio of 22 patents, Crabtree has significantly advanced the way video content is delivered over networks. His innovative approaches address critical issues in multicast communication and provide solutions that enhance user experience.
Latest Patents
Crabtree's latest patents highlight his cutting-edge work in multicast to unicast conversion and multicast streaming. One of his inventions involves a method for converting a multicast stream into unicast segments. This technique generates sequence identifiers based on a clock reference field in transport stream packets. The result is a structured approach where new unicast segments are created each time a new identifier is calculated.
Another significant patent focuses on providing feedback mechanisms for multicast video streams. This allows the content server to determine the number of clients receiving the multicast, facilitating better management of delivery methods between multicast and unicast. Client devices transmit regular HTTP HEAD requests to the content server to relay their status, enabling efficient monitoring and adjustments to the streaming process.
Career Highlights
Throughout his career, Ian Crabtree has made impactful strides in the telecommunications industry, notably through his roles at British Telecommunications Public Limited Company and British Telecommunications Corporation. His work has not only contributed to the evolution of streaming technology but has also paved the way for improved network management practices in video delivery.
Collaborations
Crabtree has collaborated with a variety of talented professionals, including colleagues such as Rory Stewart Turnbull and Michael Erling Nilsson. These partnerships often result in innovative solutions, further solidifying Crabtree's reputation as a collaborative and forward-thinking inventor within the industry.
Conclusion
Ian Barry Crabtree exemplifies the innovative spirit that drives progress in telecommunications and video technology. With a robust collection of patents and a keen focus on resolving the complexities of streaming, Crabtree continues to contribute to advancements that benefit users and companies alike. His work not only showcases the potential of multicast technology but also sets the stage for future developments in the field.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.