Computer controlled audio-visual system

Claim 2

A computer apparatus receiving an audio/video signal for controlling, in response to user input, an audio/video system including a plurality of audio/video components, comprising: a central processor receiving said user input; a plurality of tuners receiving a respective plurality of tuner control signals from said central processor for tuning a plurality of selected channels from among a plurality of channels present in said audio/video signal; a plurality of descramblers receiving a respective plurality of descrambler control signals from said central processor and a respective plurality of tuned selected channels for descrambling the plurality of tuned selected channels when said plurality of tuned selected channels have been scrambled; a multiplexer receiving a multiplexer control signal from said central processor and said plurality of tuned selected channels, a plurality of descrambled signals, and said audio/video signal for multiplexing into a multiplexed signal in response to said multiplexer control signal; and means for providing said multiplexed signal to a plurality of demultiplexers, each of said plurality of demultiplexers outputting a demultiplexed signal to one of said plurality of audio/video components.

Claim 3

The apparatus of claim 1, wherein said computer includes a keyboard for receiving said user input.

Claim 4

The apparatus of claim 1, wherein said plurality of descramblers are adapted to descramble said plurality of tuned selected channels only after being provided with an access code from said central processor.

Claim 5

The apparatus of claim 1, further comprising a mass storage unit receiving one of said tuned selected channels for storing and playing back said tuned selected channel and a multiplexer receiving said plurality of tuned selected channels, a plurality of descrambled signals, said audio/video signal, and a stored tuned selected channel for multiplexing into a multiplexed signal in response to said multiplex control signal from said central processor.

Claim 6

The apparatus of claim 4, wherein said mass storage unit is an optical disk.

Claim 7

The apparatus of claim 1, wherein said multiplexer performs time multiplexing.

Claim 8

The apparatus of claim 1, wherein said multiplexer performs frequency multiplexing.

Claim 9

The apparatus of claim 1, further comprising a data card and a data port receiving operating data from the central processing unit for providing the operating data to a data receiving audio/video system component.

Claim 10

The apparatus of claim 8, wherein said data receiving audio/video system component is a videocassette recorder.

Claim 11

A computer apparatus receiving an audio/video signal for controlling, in response to user input, an audio/video system including a plurality of audio/video components, comprising: a central processor receiving said user input; a plurality of tuners receiving a respective plurality of tuner control signals from said central processor for tuning a plurality of selected channels from among a plurality of channels present in said audio/video signal; a plurality of descramblers receiving a respective plurality of descrambler control signals from said central processor and a respective plurality of tuned selected channels for descrambling said plurality of tuned selected channels when said plurality of tuned selected channels have been scrambled; a multiplexer receiving a multiplexer control signal from said central processor and said plurality of tuned selected channels, a plurality of descrambled signals, and said audio/video signal for multiplexing into a multiplexed signal in response to the multiplexer control signal; a data card and a data port receiving operating data and transmission data from said central processor for outputting the operating data and transmission data; a transmitter receiving said transmission data from said data card and said data port and the multiplexed signal output from the multiplexer for transmitting portions of the multiplexed signal; and a plurality of receivers connected to respective ones of said plurality of audio/video components for receiving respective portions of the multiplexed signal transmitted by the transmitter and for supplying the received portions of the multiplexed signal to the plurality of audio/video components.

Claim 12

A computer apparatus receiving an audio/video signal for controlling, in response to user input, an audio/video system including a plurality of audio/video components, comprising: a central processor receiving said user input; a plurality of tuners receiving a respective plurality of tuner control signals from said central processor for tuning a plurality of selected channels from among a plurality of channels present in said audio/video signal; a plurality of descramblers receiving a respective plurality of descrambler control signals from said central processor and a respective plurality of tuned selected channels for descrambling said plurality of tuned selected channels when said plurality of tuned selected channels have been scrambled; a multiplexer receiving a multiplexer control signal from said central processor and said plurality of tuned selected channels, a plurality of descrambled signals, and said audio/video signal for multiplexing into a multiplexed signal in response to the multiplexer control signal; a data card and a data port receiving operating data and transmission data from said central processor for outputting the operating data and transmission data; a transmitter receiving said transmission data from said data card and said data port and the multiplexed signal output from the multiplexer for transmitting portions of the multiplexed signal; and a plurality of receivers connected to respective ones of said plurality of audio/video components for receiving respective portions of the multiplexed signal transmitted by the transmitter and for supplying the received portions of the multiplexed signal to the plurality of audio/video components.

Claim 13

The apparatus of claim 10, wherein said computer includes a keyboard for receiving said user input.

Claim 14

The apparatus of claim 10, wherein said plurality of descramblers are adapted to descramble said plurality of tuned selected channels only after being provided with an access code from said central processor.

Claim 15

The apparatus of claim 10, wherein said operating data is received from said data port by a videocassette recorder.

Claim 16

The apparatus of claim 10, further comprising a mass storage unit receiving one of said tuned selected channels for storing and playing back said tuned selected channel in response to a storage control signal from said central processor and a multiplexer receiving said multiplexer control signal and the plurality of tuned selected channels, a plurality of descrambled signals, said audio/video signal, and a stored tuned selected channel for multiplexing into a multiplexed signal in response to the multiplexer control signal.

Claim 17

The apparatus of claim 14, wherein said mass storage unit is an optical disk.

Claim 18

The apparatus of claim 10, wherein said transmitter operates in a radio-frequency band.