IT7867385A0 - Sistema televisivo con due portanti audio modulate in frequenza - Google Patents
Sistema televisivo con due portanti audio modulate in frequenzaInfo
- Publication number
- IT7867385A0 IT7867385A0 IT7867385A IT6738578A IT7867385A0 IT 7867385 A0 IT7867385 A0 IT 7867385A0 IT 7867385 A IT7867385 A IT 7867385A IT 6738578 A IT6738578 A IT 6738578A IT 7867385 A0 IT7867385 A0 IT 7867385A0
- Authority
- IT
- Italy
- Prior art keywords
- television system
- frequency modulated
- modulated audio
- audio carriers
- carriers
- Prior art date
Links
- 239000000969 carrier Substances 0.000 title 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/06—Systems for the simultaneous transmission of one television signal, i.e. both picture and sound, by more than one carrier
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
- H04N5/60—Receiver circuitry for the reception of television signals according to analogue transmission standards for the sound signals
- H04N5/607—Receiver circuitry for the reception of television signals according to analogue transmission standards for the sound signals for more than one sound signal, e.g. stereo, multilanguages
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Television Receiver Circuits (AREA)
- Processing Of Color Television Signals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7702110A NL7702110A (nl) | 1977-02-28 | 1977-02-28 | Televisiesysteem met twee fm geluiddraaggolven. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IT7867385A0 true IT7867385A0 (it) | 1978-02-24 |
| IT1107107B IT1107107B (it) | 1985-11-18 |
Family
ID=19828066
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT67385/78A IT1107107B (it) | 1977-02-28 | 1978-02-24 | Sistema televisivo con due portanti audio modulate in frequenza |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US4158858A (it) |
| JP (1) | JPS53107228A (it) |
| AU (1) | AU510647B2 (it) |
| BE (1) | BE864358A (it) |
| CA (1) | CA1114059A (it) |
| CH (1) | CH639514A5 (it) |
| DE (1) | DE2806298C2 (it) |
| FR (1) | FR2382141A1 (it) |
| GB (2) | GB1575262A (it) |
| IT (1) | IT1107107B (it) |
| NL (1) | NL7702110A (it) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56161732A (en) * | 1980-05-19 | 1981-12-12 | Eiden Kk | Stereo demodulator |
| JPS56162556A (en) * | 1980-05-20 | 1981-12-14 | Eiden Kk | Stereophonic modulator |
| JPS56165441A (en) * | 1980-05-26 | 1981-12-19 | Eiden Kk | Stereo demodulator |
| GB2133252A (en) * | 1982-12-17 | 1984-07-18 | Philips Electronic Associated | Television transmitter |
| US4496979A (en) * | 1983-11-22 | 1985-01-29 | Casat Technology, Inc. | FM High-fidelity processor |
| US4652924A (en) * | 1984-12-10 | 1987-03-24 | Oak Industries Inc. | RF volume control circuit |
| DE3579234D1 (de) * | 1985-06-01 | 1990-09-20 | Itt Ind Gmbh Deutsche | Schaltungsanordung zur filterung und demodulation eines mit mindestens einem tonsignal frequenzmodulierten signals. |
| US5023707A (en) * | 1985-12-02 | 1991-06-11 | Media Transference International, Ltd. | System for combining multiple audio channels into the baseband video signal and the recovery of the audio channels therefrom |
| IT8921239A0 (it) * | 1989-07-19 | 1989-07-19 | Elettronica Ind Spa | Procedimento di radiotrasmissione e di rivelazione di un segnale video con associati almeno due segnali audio, per la modulazione e l'utilizzazione separata di almeno uno di tali segnali audio, e dispositivo demodulatore relativo. |
| DE10006701C2 (de) * | 2000-02-16 | 2002-04-11 | Harman Becker Automotive Sys | Empfangseinrichtung |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2145803C3 (de) * | 1971-09-14 | 1975-04-24 | Blaupunkt Werke Gmbh | Verfahren und Fernsehempfänger zur übertragung zweier Fernseh-Tonkanäle |
-
1977
- 1977-02-28 NL NL7702110A patent/NL7702110A/xx not_active Application Discontinuation
-
1978
- 1978-01-30 US US05/873,730 patent/US4158858A/en not_active Expired - Lifetime
- 1978-02-15 DE DE2806298A patent/DE2806298C2/de not_active Expired
- 1978-02-23 CA CA297,583A patent/CA1114059A/en not_active Expired
- 1978-02-24 IT IT67385/78A patent/IT1107107B/it active
- 1978-02-24 GB GB18444/79A patent/GB1575262A/en not_active Expired
- 1978-02-24 AU AU33614/78A patent/AU510647B2/en not_active Expired
- 1978-02-24 GB GB7468/78A patent/GB1575261A/en not_active Expired
- 1978-02-24 CH CH205678A patent/CH639514A5/de not_active IP Right Cessation
- 1978-02-25 JP JP2042178A patent/JPS53107228A/ja active Pending
- 1978-02-27 BE BE185517A patent/BE864358A/xx not_active IP Right Cessation
- 1978-02-28 FR FR7805674A patent/FR2382141A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| CA1114059A (en) | 1981-12-08 |
| US4158858A (en) | 1979-06-19 |
| FR2382141B1 (it) | 1982-10-01 |
| DE2806298A1 (de) | 1978-08-31 |
| NL7702110A (nl) | 1978-08-30 |
| FR2382141A1 (fr) | 1978-09-22 |
| JPS53107228A (en) | 1978-09-19 |
| GB1575261A (en) | 1980-09-17 |
| DE2806298C2 (de) | 1983-07-07 |
| BE864358A (fr) | 1978-08-28 |
| IT1107107B (it) | 1985-11-18 |
| CH639514A5 (de) | 1983-11-15 |
| AU3361478A (en) | 1979-08-30 |
| AU510647B2 (en) | 1980-07-03 |
| GB1575262A (en) | 1980-09-17 |
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