| Declaration submission | Manual patent holder change | Declaration submission |
| CN20091137885 | CN20091137885 | CN20091137885 |
| 06/05/2009 | 06/05/2009 | 06/05/2009 |
| CN101577693 A 11/11/2009 | CN101577693 A 11/11/2009 | CN101577693 A 11/11/2009 |
| Method and device for generating pilot pattern, and orthogonal frequency-division multiplexing communication system | Method and device for generating pilot pattern, and orthogonal frequency-division multiplexing communication system | Method and device for generating pilot pattern, and orthogonal frequency-division multiplexing communication system |
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| CHINA | CHINA | CHINA |
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| US20080050977P | US20080050977P | US20080050977P |
| IND TECHNOLOGY RES INST CO LTD [CN] | Acer Incorporated | Acer Incorporated |
| | US20080050977P;US20080079986P;US20080093520P;US20090431046 | X |
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