Picture-in-picture television receiver control
First Claim
1. In combination with a picture-in-picture television receiver including a display means with a screen capable of displaying a main picture and at least one picture-in-picture, a plurality of sources of information for display as said main picture and said at least one picture-in-picture, a single manually operable control means for switching said main picture from one of said sources of information which it is capable of displaying to another such source and for switching said at least one picture-in-picture from one of said sources of information which it is capable of displaying to another such source, selection means for selecting whether said control means switches said main picture or said predetermined one of said at least one picture-in-picture between sources of information in response to manual operation and an indicating means generator responsive to said selection means causing said display means to display on said screen indicating means indicating which of said pictures said control means will switch between sources of information upon manual operation to cause such switching.
2 Assignments
0 Petitions
Accused Products
Abstract
A television system with picture-in-picture capability in which a common control element can be used to control both the main picture and the picture-in-picture on the screen together with an indicating means displayable on the screens indicate which picture the common control element is capable of controlling at any time.
149 Citations
19 Claims
- 1. In combination with a picture-in-picture television receiver including a display means with a screen capable of displaying a main picture and at least one picture-in-picture, a plurality of sources of information for display as said main picture and said at least one picture-in-picture, a single manually operable control means for switching said main picture from one of said sources of information which it is capable of displaying to another such source and for switching said at least one picture-in-picture from one of said sources of information which it is capable of displaying to another such source, selection means for selecting whether said control means switches said main picture or said predetermined one of said at least one picture-in-picture between sources of information in response to manual operation and an indicating means generator responsive to said selection means causing said display means to display on said screen indicating means indicating which of said pictures said control means will switch between sources of information upon manual operation to cause such switching.
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8. A television system having a receiver capable of receiving a plurality of channels and having display means with a screen capable of providing a picture-in-picture display whereby the display means displays a main picture of information received from a first channel being received by said television receiver and whereby the display means displays a smaller picture than the main picture of information received from a second channel being received by said television receiver;
- first tuner means for switching said main picture from said first channel to any other of said plurality of channels received by said television receiver;
second tuner means for switching said smaller picture from said second channel to any other of said plurality of channels received by said television receiver;
common control means for enabling either said first tuner means to operate to switch channels or said second tuner means to switch channels;
manual selection means for selecting which of the tuner means said control means will enable; and
an indicating means generator being enabled by said control means to cause said display means to display indicating means on said screen indicating which of said tuner means is enabled. - View Dependent Claims (9, 10, 11, 12)
- first tuner means for switching said main picture from said first channel to any other of said plurality of channels received by said television receiver;
- 13. In combination with a picture-in-picture television receiver including a display means with a screen capable of displaying a main picture and at least one picture-in-picture, a plurality of sources of information for display as said main picture and said at least one picture-in-picture, a single manually operable control means for controlling at least one feature of said main picture and for controlling at least one feature of said at least one picture-in-picture, selection means for selecting whether said control means controls said at least one feature of said main picture or said at least one feature of said at least one picture-in-picture in response to manual operation and an indicating means generator responsive to said selection means causing said display means to display on said screen indicating means indicating which of said pictures said control means will control upon manual operation.
Specification