Company Filing History:
Years Active: 2007-2017
Title: Barbara Derryberry: Innovator in Push-to-Talk Telecommunications
Introduction
Barbara Derryberry, an accomplished inventor based in Plano, Texas, has made significant contributions to the field of telecommunications. With a total of eight patents to her name, she is recognized for her innovative work, particularly in the design of push-to-talk systems utilizing voice-over-IP networks.
Latest Patents
One of her latest patents is for a "Push-to-talk telecommunications system utilizing a voice-over-IP network." This method and system provide ad-hoc push-to-talk calls among a multitude of users in a wireless packet data telecommunications network. The system incorporates various components, including a wireless communication network featuring push-to-talk (PTT) functionality, a Session Initiation Protocol (SIP) Proxy Server, and a SIP Registrar and Location Server to manage active mobile devices. Furthermore, the Real-time Transport Protocol (RTP) Media Gateway operates as a call endpoint for numerous mobile devices, allowing them to be divided into membership groups. The PTT Server adeptly facilitates multicast communications from one group member to others, operating through an Internet Protocol (IP) network.
Career Highlights
Throughout her career, Barbara has worked with renowned companies such as Apple Inc. and Nortel Networks Corporation. These experiences have allowed her to hone her skills and expand her expertise in telecommunications, leading to her innovative inventions.
Collaborations
Barbara has collaborated with talented professionals like Robert E. Denman and Sriram K. Parameswar. These partnerships have played a crucial role in her journey as an inventor, allowing her to blend ideas and foster innovative solutions within her field.
Conclusion
Barbara Derryberry exemplifies innovation in the telecommunications industry through her exemplary work in push-to-talk systems. Her patents not only signify her creative capabilities but also her dedication to advancing communication technology. As she continues to break barriers, her contributions will undeniably leave a lasting impact on the world of telecommunications.