| Declaration submission | Declaration submission | Declaration submission | Manual patent holder change |
| US200913132596 | US200913132596 | US200913132596 | US200913132596 |
| 03/12/2009 | 03/12/2009 | 03/12/2009 | 03/12/2009 |
US8891650 B2 18/11/2014 US2011235730 A1 29/09/2011 | US8891650 B2 18/11/2014 US2011235730 A1 29/09/2011 | US8891650 B2 18/11/2014 US2011235730 A1 29/09/2011 | US8891650 B2 18/11/2014 US2011235730 A1 29/09/2011 |
| METHOD FOR TRANSMITTING AND RECEIVING DOWNLINK REFERENCE SIGNALS IN A WIRELESS COMMUNICATION SYSTEM HAVING MULTIPLE ANTENNAS | METHOD FOR TRANSMITTING AND RECEIVING DOWNLINK REFERENCE SIGNALS IN A WIRELESS COMMUNICATION SYSTEM HAVING MULTIPLE ANTENNAS | METHOD FOR TRANSMITTING AND RECEIVING DOWNLINK REFERENCE SIGNALS IN A WIRELESS COMMUNICATION SYSTEM HAVING MULTIPLE ANTENNAS | METHOD FOR TRANSMITTING AND RECEIVING DOWNLINK REFERENCE SIGNALS IN A WIRELESS COMMUNICATION SYSTEM HAVING MULTIPLE ANTENNAS |
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