Per Roos

Title: Per Roos: Innovator in Telecommunications

Introduction

Per Roos is a notable inventor based in Järna, Sweden. He has made significant contributions to the field of telecommunications, holding 2 patents that showcase his innovative spirit and technical expertise.

Latest Patents

One of his latest patents is focused on subscription handling for the IP multimedia subsystem. This invention involves controlling user subscriptions within an IMS Application Server of an IP Multimedia Subsystem network. It utilizes an Open Service Access Application Programming Interface to facilitate communication between the IMS network and a web-based application. The process includes subscribing users by sending a start subscription message, which contains the addresses of the users. An acknowledgment is then sent back from the IMS network, confirming the subscription. Additionally, the patent outlines how to terminate subscriptions through a stop subscription message.

Another significant patent by Per Roos is related to IMS surrogate registration. This method facilitates communication between two terminals that use different session models for media transportation. It involves registering a feature tag that represents the contact between the two terminals in a control domain. When a voice media session is initiated, the registered feature tag is detected, allowing the media session to be routed effectively.

Career Highlights

Throughout his career, Per Roos has worked with prominent companies in the telecommunications industry. He has been associated with Telefonaktiebolaget LM Ericsson and Scania CV AB, where he has contributed to various innovative projects and advancements in technology.

Collaborations

Per Roos has collaborated with notable colleagues, including Jonas Falkenå and Tomas Holm. Their teamwork has likely played a role in the development of his patents and innovations.

Conclusion

Per Roos is a distinguished inventor whose work in telecommunications has led to valuable patents that enhance communication technologies. His contributions continue to influence the industry and inspire future innovations.