Method and device for processing multiple video signals
First Claim
1. A device for processing video signals representing picture scenes, comprising:
- a first signal selecting means for selecting one of N input video signals (N being an integer greater than
1) as a main picture scene signal;
a first conversion means for converting said N input video signals into N picture scene data groups, respectively;
a storage means for storing said N picture scene data groups;
a second conversion means for converting said stored N picture scene data groups into N reduced picture scene data groups; and
a combining means for generating an auxiliary picture signal from said N reduced picture scene data groups and for combining said main picture scene signal with said auxiliary picture signal to create a second main picture scene signal representing a main picture scene having each of N reduced picture scenes.
1 Assignment
0 Petitions
Accused Products
Abstract
An apparatus and corresponding method for reducing and displaying N input video scenes within a larger, selected main video scene. A main picture signal is selected from the N input picture signals. The N input signals are then selected sequentially by a counter to be auxiliary picture signals that are stored in respective areas of a digital memory. By switching the output signal between the main picture scene signal and the auxiliary picture scene signals from memory, the auxiliary picture scenes may be displayed at predetermined locations within the main picture scene. Additionally, one of the N input video signals may be from video tape recorder having an input provided by any of the remaining N-1 input video signals. Proper recording by the video tape recorder may then be monitored as one of the N auxiliary picture scenes.
-
Citations
14 Claims
-
1. A device for processing video signals representing picture scenes, comprising:
-
a first signal selecting means for selecting one of N input video signals (N being an integer greater than
1) as a main picture scene signal;a first conversion means for converting said N input video signals into N picture scene data groups, respectively; a storage means for storing said N picture scene data groups; a second conversion means for converting said stored N picture scene data groups into N reduced picture scene data groups; and a combining means for generating an auxiliary picture signal from said N reduced picture scene data groups and for combining said main picture scene signal with said auxiliary picture signal to create a second main picture scene signal representing a main picture scene having each of N reduced picture scenes. - View Dependent Claims (2, 3, 4, 5, 6, 7)
-
-
8. A method for processing video signals representing picture scenes, comprising the steps of:
-
selecting one of N input video signals (N being an integer greater than
1) as a main picture scene signal using a first signal selecting means;converting said N input video signals into N picture scene data groups, respectively using a first conversion means; storing said N picture scene data groups in a storage means; converting said stored N picture scene data groups into N reduced picture scene data groups using a second conversion means; generating an auxiliary picture signal from said N reduced picture scene data groups; and combining said main picture scene signal with said auxiliary picture signal to create a second main picture scene signal representing a main picture scene having each of N reduced picture scenes. - View Dependent Claims (9, 10, 11, 12, 13, 14)
-
Specification