SIR vs C/I This topic has 0 replies, 1 voice, and was last updated 11 years, 3 months ago by Pawel. Viewing 1 post (of 1 total) Author Posts 11th January 2010 at 13:14 #60638 Reply PawelGuest Dear all, I am dealing with power control in 3G. Desired C/I parameter is broadcasted by Node B and it is used to calculate Preamble Initial Power in open loop power control. The SIR is used in closed loop power control. Could you explain me the difference between them? BR, Pawel Author Posts Viewing 1 post (of 1 total) Reply To: SIR vs C/I Your information: Name (required): Mail (will not be published) (required): You may use these <abbr title="HyperText Markup Language">HTML</abbr> tags and attributes: <a href="" title="" rel="" target=""> <blockquote cite=""> <code> <pre class=""> <em> <strong> <del datetime="" cite=""> <ins datetime="" cite=""> <ul> <ol start=""> <li> <img src="" border="" alt="" height="" width=""> Submit