US Patent No. 9,432,970

METHOD AND DEVICE FOR TRANSMITTING MULTIMEDIA BROADCAST MULTICAST SERVICE NOTIFICATION MESSAGES


Patent No. 9,432,970
Issue Date August 30, 2016
Title Method And Device For Transmitting Multimedia Broadcast Multicast Service Notification Messages
Inventorship Wei Gou, Guangdong Province (CN)
Zijiang Ma, Guangdong Province (CN)
Assignee ZTE Corporation, Shenzhen, Guangdong Province (CN)

Claim of US Patent No. 9,432,970

1. A method for transmitting Multicast Control Channel (MCCH) information update indication information, comprising:
constructing Multicast Control Channel (MCCH) information update indication information;
adding Cycle Redundancy Check (CRC) bits to the MCCH information update indication information in a Physical Downlink Control
Channel (PDCCH), and scrambling the CRC bits with an arranged Radio Network Temporary Identity (RNTI) identifying the MCCH
information update indication information as a scrambling code; and

transmitting the MCCH information update indication information in a public searching area of the PDCCH of a Multimedia Broadcast
over Single Frequency Network (MBSFN) sub-frame which does not carry control information corresponding to System Information
RNTI (SI-RNTI), Random Access RNTI (RA-RNTI) and Paging RNTI (P-RNTI) simultaneously;

wherein the MCCH information update indication information is carried in the PDCCH of MBSFN sub-frames by an arranged RNTI.