![PHYSICAL LAYER HEADER SCRAMBLING IN SATELLITE BROADCAST SYSTEMS](/ep/2007/08/08/EP1738586A4/abs.jpg.150x150.jpg)
基本信息:
- 专利标题: PHYSICAL LAYER HEADER SCRAMBLING IN SATELLITE BROADCAST SYSTEMS
- 专利标题(中):VERWÜRFELUNGDES KOPFTEILS DER PHYSISCHEN SCHICHT IN SATELLITENAUSSTRAHLUNGSSYSTEMEN
- 申请号:EP05735282 申请日:2005-04-11
- 公开(公告)号:EP1738586A4 公开(公告)日:2007-08-08
- 发明人: LEE LIN-NAN , SUN FENG-WEN , VON ANCKEN ADAM , SANTORU JOSEPH , CHEN ERNEST C , MAITRA SHAMIK , LAI DENNIS , ZHOU GUANGCAI , LIN TUNG-SHENG
- 申请人: DIRECTV GROUP INC
- 专利权人: DIRECTV GROUP INC
- 当前专利权人: DIRECTV GROUP INC
- 优先权: US56141804 2004-04-12
- 主分类号: G06F17/00
- IPC分类号: G06F17/00 ; H04B7/185 ; H04J13/00 ; H04L9/00 ; H04N5/21 ; H04N7/16 ; H04N7/167 ; H04N7/173
摘要:
Methods and apparatuses for minimizing co-channel interference in communications systems are disclosed. A method in accordance with the present invention comprises shifting a characteristic of the first signal with respect to a like characteristic of the second signal to mitigate co-channel interference, and transmitting the first signal and the second signal over different channels of the communication system.
摘要(中):
公开了用于最小化通信系统(400)中的同信道干扰的方法和装置。 根据本发明的方法包括使用第一扰码对第一信号的第一报头(401)进行加扰,并将第一信号和第二信号与加扰的第一报头和加扰的第二报头(401) 通信系统的通道。