Audio video system
First Claim
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1. An audio video system for a plurality of apparatuses interconnected with an external bus line, the system comprising:
- a first apparatus operating as a control center of said audio video system, including;
an internal bus,an audio and/or video device,a first controller for controlling via said internal bus an operation of said first apparatus operating as a control center of said audio video system,another apparatus of said plurality of apparatuses connected via said external bus to said first apparatus,a second controller for controlling an operation of said another of said plurality of apparatuses connected to said external bus line, wherein said second controller is controlled by said first controller via said internal bus,a program memory connected to said internal bus for storing a program with instructions to control said first controller and/or said second controller,a display member for displaying a status of said audio video system and for providing visual feedback to a user during system setup,a selector connected to said internal bus for selecting an audio and/or video signal produced by one of said plurality of apparatuses connected to said external bus line,a clock timer connected to said internal bus for generating a system clock signal,user input means connected to said internal bus for permitting the user of said audio video system to enter operating commands and a desired system configuration,a system configuration information memory connected to said internal bus for storing a plurality of predetermined system configurations,a system information pointer memory connected to said internal bus for storing a pointer identifying one of said plurality of predetermined system configurations stored in said system configuration information memory,a difference information memory connected to said internal bus line for storing differences between said plurality of predetermined system configurations stored in said system configuration information memory and said desired system configuration entered by the user using said user input means,an inhibit plug bit memory connected to said internal bus for storing information indicating unused plugs corresponding to unused apparatuses of said plurality of apparatuses connected to said external bus, anda non-volatile memory connected to said internal bus for storing data relating to a connection status among said plurality of apparatuses after power to said video system is removed.
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Abstract
An AV system requiring the setting of only the apparatus that acts as the AV center of the system when the system configuration is to be modified. The apparatus desired to be used as the new AV center issues a command to the existing AV center telling it to become a sub AV center.
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Citations
6 Claims
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1. An audio video system for a plurality of apparatuses interconnected with an external bus line, the system comprising:
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a first apparatus operating as a control center of said audio video system, including; an internal bus, an audio and/or video device, a first controller for controlling via said internal bus an operation of said first apparatus operating as a control center of said audio video system, another apparatus of said plurality of apparatuses connected via said external bus to said first apparatus, a second controller for controlling an operation of said another of said plurality of apparatuses connected to said external bus line, wherein said second controller is controlled by said first controller via said internal bus, a program memory connected to said internal bus for storing a program with instructions to control said first controller and/or said second controller, a display member for displaying a status of said audio video system and for providing visual feedback to a user during system setup, a selector connected to said internal bus for selecting an audio and/or video signal produced by one of said plurality of apparatuses connected to said external bus line, a clock timer connected to said internal bus for generating a system clock signal, user input means connected to said internal bus for permitting the user of said audio video system to enter operating commands and a desired system configuration, a system configuration information memory connected to said internal bus for storing a plurality of predetermined system configurations, a system information pointer memory connected to said internal bus for storing a pointer identifying one of said plurality of predetermined system configurations stored in said system configuration information memory, a difference information memory connected to said internal bus line for storing differences between said plurality of predetermined system configurations stored in said system configuration information memory and said desired system configuration entered by the user using said user input means, an inhibit plug bit memory connected to said internal bus for storing information indicating unused plugs corresponding to unused apparatuses of said plurality of apparatuses connected to said external bus, and a non-volatile memory connected to said internal bus for storing data relating to a connection status among said plurality of apparatuses after power to said video system is removed. - View Dependent Claims (2, 3, 4, 5, 6)
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Specification
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Current AssigneeSony Corporation (Sony Group Corp.)
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Original AssigneeSony Corporation (Sony Group Corp.)
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InventorsSugiyama, Kouichi, Yamazaki, Hiroshi, Sato, Makoto, Tanaka, Shigeo, Osakabe, Yoshio, Katsuyama, Akira, Kusagaya, Yasuo, Kotabe, Noriko
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Primary Examiner(s)Rinehart, Mark H.
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Application NumberUS08/585,777Time in Patent Office959 DaysField of Search395/200.05, 395/200.11, 395/290, 395/200.38, 395/200.54, 395/200.5, 395/200.51, 395/200.52, 395/200.39, 395/651, 395/652, 395/653, 370/461, 340/825.24, 340/825.25, 340/825.5, 340/825.51, 340/825.3, 340/825.63, 364/132, 364/230.1, 364/230.4, 364/241.6, 364/242.6, 364/242.7, 364/242.8, 364/242.92, 364/242.93, 364/935.41, 364/937.01, 364/942.4US Class Current709/222CPC Class CodesH04B 1/205 with control bus for exchan...H04N 5/765 Interface circuits between ...
