Patent ID: 9439096
Filing Date: 2016-09-06
CPC Classification: H04B,H04W

Claim Text:
1. A method for a mobile station (MS), the method comprising: receiving, from a base station (BS), a common channel state indicator-reference symbol (CSI-RS) over a millimeter wave radio frequency comprising a radio frequency of 30 giga hertz (GHz) to 300 GHz; sending, to the BS, a request message over the millimeter wave radio frequency to request additional reference symbols; sending, to the BS, a first feedback associated with the common CSI-RS over the millimeter wave radio frequency; receiving, from the BS, a configuration message for an MS-specific CSI-RS over the millimeter wave radio frequency; receiving, from the BS, the MS specific CSI-RS over the millimeter wave radio frequency; and sending, to the BS, a second feedback associated with the MS specific CSI-RS over the millimeter wave radio frequency.