Compensator for color-television receivers for chromaticity variations in ambient light
First Claim
Patent Images
1. A COLOR-TELEVISION RECEIVER HAVING APPARATUS TO COMPENSATE FOR CHANGES IN THE AMBIENT LIGHT WHICH AFFECT THE SUBJECTIVE IMPRESSION A VIEWER HAS OF THE REPRODUCED IMAGE, COMPRISING:
- AN IMAGE REPRODUCING DEVICE;
MEANS FOR DEVELOPING A LUMINANCE SIGNAL AND A CHROMINANCE SIGNAL FROM A RECEIVED COMPOSITE COLOR-TELEVISION SIGNAL AND FOR SUPPLYING SAID SIGNALS TO SAID IMAGE REPRODUCING DEVICE;
MEANS FOR DETECTING CHANGES IN THE ABIENT LIGHT FALLING ON SAID IMAGE REPRODUCING DEVICE;
AND MEANS RESPONSIVE TO SAID DETECTION MEANS FOR CHANGING A COLOR CHARACTERISTIC OF THE REPRODUCED IMAGE IN ACCORDANCE WITH THE CHANGES IN THE AMBIENT LIGHT TO COMPENSATE FOR SUCH CHANGES.
0 Assignments
0 Petitions
Accused Products
27 Citations
1 Claim
-
1. A COLOR-TELEVISION RECEIVER HAVING APPARATUS TO COMPENSATE FOR CHANGES IN THE AMBIENT LIGHT WHICH AFFECT THE SUBJECTIVE IMPRESSION A VIEWER HAS OF THE REPRODUCED IMAGE, COMPRISING:
- AN IMAGE REPRODUCING DEVICE;
MEANS FOR DEVELOPING A LUMINANCE SIGNAL AND A CHROMINANCE SIGNAL FROM A RECEIVED COMPOSITE COLOR-TELEVISION SIGNAL AND FOR SUPPLYING SAID SIGNALS TO SAID IMAGE REPRODUCING DEVICE;
MEANS FOR DETECTING CHANGES IN THE ABIENT LIGHT FALLING ON SAID IMAGE REPRODUCING DEVICE;
AND MEANS RESPONSIVE TO SAID DETECTION MEANS FOR CHANGING A COLOR CHARACTERISTIC OF THE REPRODUCED IMAGE IN ACCORDANCE WITH THE CHANGES IN THE AMBIENT LIGHT TO COMPENSATE FOR SUCH CHANGES.
- AN IMAGE REPRODUCING DEVICE;
Specification