Broadcast channel lock system
First Claim
Patent Images
1. A broadcasting channel lock system comprising:
- broadcasting means for transmitting a broadcasting signal via one of a plurality of available channels;
receiving means for receiving said broadcasting signal and including a video display, a controller and memory for providing a screen saver for display, and a video signal merge processor for superimposing the screen saver on a video image, whereinsaid broadcasting signal includes a control signal for controlling said receiving means to display the screen saver superimposed on the video image so as to prevent or lock a selected channel from being fully intelligible.
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Abstract
A broadcasting channel lock system including a broadcasting device for transmitting a broadcasting signal via one or more of a plurality of channels, and a receiving device for receiving the broadcasting signal. The receiving device is provided with a locking device for limiting reception of video and/or audio via a specific one or more of the channels. A screen saver is incorporated as a part of the locking device for limiting the video reception so as to allow the user to partially view the video in the specific channel, thereby stimulating the interest of the user to the contents in the specific channel.
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Citations
21 Claims
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1. A broadcasting channel lock system comprising:
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broadcasting means for transmitting a broadcasting signal via one of a plurality of available channels; receiving means for receiving said broadcasting signal and including a video display, a controller and memory for providing a screen saver for display, and a video signal merge processor for superimposing the screen saver on a video image, wherein said broadcasting signal includes a control signal for controlling said receiving means to display the screen saver superimposed on the video image so as to prevent or lock a selected channel from being fully intelligible. - View Dependent Claims (2, 3, 4, 5, 14)
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6. A broadcasting channel lock system comprising:
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broadcasting means for transmitting a broadcasting signal via one of a plurality of available channels, said broadcasting signal including a control signal; and receiving means for receiving said broadcasting signal, said receiving means including channel locking means for limiting reception of video or audio on a specific one of said channels to be locked by displaying a screen saver to prevent said specific channel from being fully intelligible, said locking means being responsive to said control signal. - View Dependent Claims (7, 8, 9, 10, 11, 12, 13, 15, 16)
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17. A broadcasting channel lock system comprising:
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broadcasting means for transmitting a broadcast signal via one of a plurality of available channels, said broadcasting signal including control signal information and said broadcasting means including means for generating said control signal information; and a receiver for receiving said broadcasting signal comprising; channel locking means responsive to said control signal information; first storage means for storing screen saver information; second storage means for storing a preset ID code; and a comparator for comparing said control signal information received from said broadcasting means with said preset ID code stored in said second storage means, wherein said channel locking means includes means for displaying on a display device a screen saver video represented by said screen saver information stored in said first storage means when said comparator determines that said control signal information and said preset ID code stored in said second storage means are not identical. - View Dependent Claims (18)
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19. A receiver for receiving a broadcast signal comprising:
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channel locking means responsive to control signal information broadcast from a broadcasting means; first storage means for storing screen saver information; second storage means for storing a preset ID code; and a comparator for comparing said control signal information received from said broadcasting means with said preset ID code stored in said second storage means, wherein said channel locking means includes means for displaying on a display device a screen saver video represented by said screen saver information stored in said first storage means when said comparator determines that said control signal information and said preset ID code stored in said second storage means are not identical. - View Dependent Claims (20, 21)
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Specification