FIELD: television. SUBSTANCE: the TV picture signal masking and unmasking device has on the transmitting side - a video signal source, mixing amplifier, synchronizing generator, modulator, oscillator, transmitter output stage, counter, multivibrator, switch, pseudo-random pulse generator, output modulator, cubcarrier generator, adder, and on the receiving side - a channel selector, intermediate-frequency amplifier, video detector, emitter follower, amplitude selector, distributing unit, second counter, subcarrier multivibrator, second switch, filter, TV receiver. EFFECT: enhanced degree of masking and unmasking of TV picture signal. 2 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| DEVICE FOR MASKING TELEVISION SIGNALS | 0 |
|
SU745016A1 |
| TV DIGITAL SYSTEM FOR TESTING PARAMETERS OF THE BEAMS | 1989 |
|
SU1732781A1 |
| MEASURING INSTRUMENT | 1992 |
|
RU2067290C1 |
| DEVICE FOR MAKING TELEVISION SIGNALS | 0 |
|
SU698166A1 |
| TECHNIQUE INCREASING RESOLUTION OF ANALYSIS OF INTRICATE TV IMAGES AND DEVICE FOR REALIZATION OF THIS TECHNIQUE | 2001 |
|
RU2207742C2 |
| TV DIGITAL SYSTEM OF HIGH DEFINITION | 2000 |
|
RU2194370C2 |
| STEREO TELEVISION SYSTEM | 2003 |
|
RU2246799C1 |
| DEVICE FOR SHAPING PROGRAMMED TEST SIGNALS AND TELETEXT PAGES | 1992 |
|
RU2090009C1 |
| BLACK-AND-WHITE TV SET | 1994 |
|
RU2099898C1 |
| COLOR TELEVISION SET | 1994 |
|
RU2099901C1 |
