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热词
    • 1. 发明授权
    • Computer control of a video cassette recorder using wireless communication and a vertical blanking interval triggering
    • 使用无线通信和垂直消隐间隔触发的个人计算机控制录像机
    • US06195501B1
    • 2001-02-27
    • US08623585
    • 1996-03-28
    • Burt PerrySteve Batchelor
    • Burt PerrySteve Batchelor
    • H04N576
    • H04N5/765H04N5/782H04N7/0887
    • A system that allows a personal computer to remotely control the operation of a video cassette recorder (VCR). The system includes a radio frequency (RF) transmitter connected to a personal computer. The personal computer is programmed to generate a first VCR control signal that is transmitted by the RF transmitter to a RF receiver located within a transceiver base unit. The transceiver base unit transmits a second VCR control signal, using an infrared transmitter, to the VCR in response to the first VCR control signal. The VCR control signals include commands to record, stop, play, etc. the video cassette recorder. The first VCR control signal can be transmitted in response to a control data signal that is inserted into the vertical blanking interval of a publicly broadcasted video signal that is received and decoded by the computer. The control data signal may contain program information which is used to trigger the transmission of the first VCR control signal.
    • 允许个人计算机远程控制录像机(VCR)的操作的系统。 该系统包括连接到个人计算机的射频(RF)发射机。 个人计算机被编程为产生由RF发射机发送到位于收发机基座单元内的RF接收机的第一VCR控制信号。 收发机基座单元响应于第一VCR控制信号,向VCR发送使用红外发射机的第二VCR控制信号。 VCR控制信号包括记录,停止,播放等录像机的命令。 可以响应于插入由计算机接收和解码的公开广播的视频信号的垂直消隐间隔的控制数据信号来发送第一VCR控制信号。 控制数据信号可以包含用于触发第一VCR控制信号的发送的程序信息。