Patent ID: 8995385
Filing Date: 2015-03-31
Classification: H04L,H04W

Abstract:
1. For use in a user equipment (UE) configured to communicate with a plurality of base stations in a wireless network, a method comprising: receiving a downlink grant scheduling a physical downlink shared channel (PDSCH) for the UE, the downlink grant being transmitted in a physical downlink control channel (PDCCH) or an enhanced physical downlink control channel (ePDCCH); and receiving UE-specific demodulation reference signals (UE-RS) provided for demodulation of the PDSCH, wherein the UE-RS are scrambled according to a scrambling sequence initialized with an initialization value c wherein the downlink grant comprises a one-bit scrambling identifier (SCID) information field configured to indicate a pair of values comprising a scrambling identifier n wherein c where n s is a slot number.