发明名称 |
Methods and apparatus for digital advertisement insertion in video programming |
摘要 |
Digital ad insertion methods and apparatus permit timely and correct switchovers from network programming to local advertising in ways which occur smoothly without a disruption in perception to the viewer. Switchovers occur at packet or frame boundaries and are designed to occur upon detection of idle information from a network source. |
申请公布号 |
US5600366(A) |
申请公布日期 |
1997.02.04 |
申请号 |
US19950408253 |
申请日期 |
1995.03.22 |
申请人 |
NPB PARTNERS, LTD. |
发明人 |
SCHULMAN, MARTIN A. |
分类号 |
H04N7/16;H04N7/52;(IPC1-7):H04N7/10 |
主分类号 |
H04N7/16 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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