发明名称 Networked multimedia overlay system
摘要 Systems and methods are disclosed for providing encrypted downstream signals to a plurality of receiver devices 130, 135, 140, where the devices 130, 135, 140 may have different decryption devices. A receiver network (i.e., a networked multimedia system) includes a splitter/isolation module (SIM) 125, a primary set-top terminal (STT) 130, and at least one remote device 135, 140. The remote devices 135, 140 communicate with the primary STT 130 via the SIM 125 over coaxial cable. Accordingly, the remote devices 135, 140 are capable of requesting and receiving stored programs via the networked multimedia overlay system. Depending upon the decryption device included in the requesting remote STT 135, 140, the primary STT 130 sends a stored program encrypted according to that decryption device.
申请公布号 US2005005287(A1) 申请公布日期 2005.01.06
申请号 US20040842823 申请日期 2004.05.11
申请人 CLAUSSEN PAUL J. 发明人 CLAUSSEN PAUL J.
分类号 H04N7/16;H04N7/167;(IPC1-7):H04N7/167 主分类号 H04N7/16
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