FIELD: wire communication. SUBSTANCE: wire broadcasting station 1 has six frequency converters 2.1-2.6, pilot signal generator 3 and wide-band amplifier 4. Relay station 6 has four band-pass filters 15, 16, 17, 18, three power amplifiers 11, 12, 13, pilot signal amplifier 14 and generator 7 which outputs signals of frequency channels. User sets 26 have three-program wire broadcasting receivers 27 and unit 28 for receiving additional programs. EFFECT: number of leased connection lines is decreased down to one, increased number of programs.
| Title | Year | Author | Number |
|---|---|---|---|
| 0 |
|
SU277876A1 | |
| SYSTEM FOR TRANSMITTING ADDITIONAL INFORMATION ALONG WIRE BROADCASTING LINE | 1993 |
|
RU2027307C1 |
| SYSTEM FOR TWO-CABLE BROADCASTING WITH NOTIFICATION | 2000 |
|
RU2237976C2 |
| 0 |
|
SU284065A1 | |
| WIRELESS BROADCASTING AND ALERTING NETWORK | 2017 |
|
RU2637520C1 |
| CELLULAR TV BROADCASTING SYSTEM | 1999 |
|
RU2152693C1 |
| DEVICE FOR AUTOMATIC MEASUREMENT OF DISTANCE BETWEEN TWO OBJECTS | 1995 |
|
RU2116621C1 |
| TELLEVISION AND BROADCASTING SIGNAL TRANSCEIVING SYSTEM | 1991 |
|
RU2027317C1 |
| SYSTEM FOR ACQUIRING AND PROCESSING DATA ON DISTRIBUTION OF OBSERVERS' SYMPATHIES AMONG TELEVISION PROGRAMS | 1994 |
|
RU2099900C1 |
| DIGITAL DISTRIBUTED COMMUNICATION SYSTEM WITH SOFTWARE-CONTROLLED ENCODING | 1995 |
|
RU2084079C1 |
