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    • 3. 发明申请
    • CABLE TELEVISION ENTRY ADAPTER
    • 电缆电视输入适配器
    • US20130081096A1
    • 2013-03-28
    • US13245510
    • 2011-09-26
    • Chad WellsJohn Egan, SR.
    • Chad WellsJohn Egan, SR.
    • H04N21/60
    • H04L12/2801H04L12/2898H04N7/102
    • A cable television (CATV) entry adapter is disclosed which provides a means and method for transmitting upstream CATV requests to a CATV network without using an active upstream CATV signal path. The disclosed CATV entry adapter includes a transceiver that converts local-area network (LAN) signals to radio-frequency (RF) signals of an in-home entertainment (IHE) signal bandwidth, and vice versa. The LAN-to RF transceiver couples a LAN signal transmission path and an IHE signal transmission path within the entry adapter. The LAN-to RF transceiver converts IHE signals with encoded upstream CATV requests to LAN signals that include the upstream CATV requests. The LAN signals with upstream CATV requests can then be delivered to a cable modem for conversion into passive upstream CATV signals that include the encoded upstream CATV requests. The entry adapter can then deliver the passive upstream CATV signals with encoded upstream CATV requests to the CATV network.
    • 公开了一种有线电视(CATV)入口适配器,其提供用于在不使用活动的上游CATV信号路径的情况下向CATV网络发送上行CATV请求的装置和方法。 所公开的CATV入口适配器包括将局域网(LAN)信号转换为家庭娱乐(IHE)信号带宽的射频(RF)信号的收发器,反之亦然。 LAN到RF收发器将LAN信号传输路径和入口适配器内的IHE信号传输路径耦合。 LAN到RF收发器将具有编码的上游CATV请求的IHE信号转换成包括上游CATV请求的LAN信号。 具有上行CATV请求的LAN信号然后可以传送到电缆调制解调器,以转换成包括编码的上游CATV请求的被动上游CATV信号。 然后,入口适配器可以将具有编码的上游CATV请求的被动上游CATV信号传送到CATV网络。