Publisher's Note: Products purchased from Third Party sellers are not guaranteed by the publisher for quality, authenticity, or access to any online entitlements included with the product.This is a system level design book aimed at the engineers deploying mobile video services around the globe. Pulling the relevant pieces from the many confusing standards and protocols surrounding video telephony, the book serves as a roadmap through the regulatory maze, as well as a detailed tutorial on each phase of deployment, from video compression through multiplexing and call control.