METHODS, APPARATUS, SYSTEMS AND PROCEDURES FOR SUPPORTING MULTICAST TRANSMISSION

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United States of America Patent

APP PUB NO 20190312711A1
SERIAL NO

16301647

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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Methods, apparatus, systems and procedures to manage a multicast communication to a multicast group implemented by a respective wireless transmit/receive unit (WTRU) of WTRUs in the multicast group are disclosed. One representative method includes receiving, by the respective WTRU of the multicast group, a configuration, the configuration indicating a Random Access Channel (RACH) preamble to use for a negative acknowledgement (NACK) response to a multicast transmission to the respective WTRU, monitoring, by the respective WTRU, for data of the multicast transmission, determining, by the respective WTRU, whether the monitored for data was successfully received; and on condition that the monitored for data was not successfully received, sending, by the respective WTRU, the RACH preamble indicated by the received configuration.

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Patent Owner(s)

Patent OwnerAddress
INTERDIGITAL PATENT HOLDINGS INC200 BELLEVUE PARKWAY SUITE 300 WILMINGTON DE 19809

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Lee, Moon-il Melville, US 101 2113
Stern-Berkowitz, Janet A Little Neck, US 149 3734

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