Patent ID: 9674865
Date: 2017-06-06
CPC Classifications: H04L,H04W

Claim:
1. A method of transmitting uplink feedback information by a wireless transmit/receive unit (WTRU) in a CELL_FACH state comprising: the WTRU in the CELL_FACH state, receiving a first information element (IE) from a network indicating whether acknowledgement or negative acknowledgement (ACK/NACK) is supported on a high speed dedicated physical control channel (HS-DPCCH); the WTRU in the CELL_FACH state, sending a random access channel (RACH) preamble transmission; the WTRU in the CELL_FACH state, in response to the RACH preamble transmission, receiving an allocation from the network for a common enhanced dedicated channel (E-DCH) resource for uplink transmission, wherein the allocation comprises an acquisition indication (AI); on a condition that the WTRU transmits dedicated control channel (DCCH) or dedicated traffic channel (DTCH) data and information in the first IE received from the network indicates that ACK/NACK is supported on HS-DPCCH, the WTRU in the CELL_FACH state: