发明授权
US07519983B2 Method and apparatus for filtering SDTV channels of digital video broadcasting
失效
用于过滤数字视频广播的SDTV频道的方法和装置
- 专利标题： Method and apparatus for filtering SDTV channels of digital video broadcasting
- 专利标题（中）： 用于过滤数字视频广播的SDTV频道的方法和装置
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申请号： US11072272申请日： 2005-03-07
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公开(公告)号： US07519983B2公开(公告)日： 2009-04-14
- 发明人: Chi-Wei Hsiao , Jin-Min Lin , Wen-Ming Huang
- 申请人： Chi-Wei Hsiao , Jin-Min Lin , Wen-Ming Huang
- 申请人地址： TW Taipei
- 专利权人： Genesys Logic, Inc.
- 当前专利权人： Genesys Logic, Inc.
- 当前专利权人地址： TW Taipei
- 代理机构： Rosenberg, Klein & Lee
- 主分类号： H04N7/16
- IPC分类号： H04N7/16
摘要：
A method for filtering the SDTV channels in a DVB is provided, including the following steps: using the video frequency ID and center frequency of the SDTV channel of the user's choice to look up a table to obtain at least a remaining video frequency ID different from the video frequency ID of the SDTV channel, while the remaining video frequency ID having the same center frequency as the SDTV channel; configuring a plurality of registers in the controller; and the controller discarding a plurality of DVB packets according to the registers. The controller can be either a PCI_EXPRESS controller or a USB controller.