DE2246041A1 - Verfahren und einrichtungen fuer uebertragung von vierkanal-stereofonie-rundfunksendungen - Google Patents
Verfahren und einrichtungen fuer uebertragung von vierkanal-stereofonie-rundfunksendungenInfo
- Publication number
- DE2246041A1 DE2246041A1 DE2246041A DE2246041A DE2246041A1 DE 2246041 A1 DE2246041 A1 DE 2246041A1 DE 2246041 A DE2246041 A DE 2246041A DE 2246041 A DE2246041 A DE 2246041A DE 2246041 A1 DE2246041 A1 DE 2246041A1
- Authority
- DE
- Germany
- Prior art keywords
- frequency
- subcarrier
- signal
- wave
- channels
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
Links
- 238000000034 method Methods 0.000 title claims description 32
- 230000005540 biological transmission Effects 0.000 title claims description 25
- 230000010355 oscillation Effects 0.000 claims description 14
- 230000010363 phase shift Effects 0.000 claims description 5
- 238000001228 spectrum Methods 0.000 claims 2
- 239000000654 additive Substances 0.000 claims 1
- 230000000996 additive effect Effects 0.000 claims 1
- 230000001360 synchronised effect Effects 0.000 claims 1
- 239000011159 matrix material Substances 0.000 description 62
- 239000002131 composite material Substances 0.000 description 10
- 239000003990 capacitor Substances 0.000 description 9
- 230000006870 function Effects 0.000 description 7
- 230000005669 field effect Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000005236 sound signal Effects 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 230000001934 delay Effects 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 101150087426 Gnal gene Proteins 0.000 description 1
- LFVLUOAHQIVABZ-UHFFFAOYSA-N Iodofenphos Chemical compound COP(=S)(OC)OC1=CC(Cl)=C(I)C=C1Cl LFVLUOAHQIVABZ-UHFFFAOYSA-N 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000000763 evoking effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/86—Arrangements characterised by the broadcast information itself
- H04H20/88—Stereophonic broadcast systems
- H04H20/89—Stereophonic broadcast systems using three or more audio channels, e.g. triphonic or quadraphonic
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Stereo-Broadcasting Methods (AREA)
- Stereophonic System (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US18231871A | 1971-09-21 | 1971-09-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2246041A1 true DE2246041A1 (de) | 1973-03-29 |
Family
ID=22667935
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2246041A Ceased DE2246041A1 (de) | 1971-09-21 | 1972-09-20 | Verfahren und einrichtungen fuer uebertragung von vierkanal-stereofonie-rundfunksendungen |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS5416681B2 (enrdf_load_stackoverflow) |
| KR (1) | KR780000452B1 (enrdf_load_stackoverflow) |
| CA (1) | CA984007A (enrdf_load_stackoverflow) |
| DE (1) | DE2246041A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2153359B1 (enrdf_load_stackoverflow) |
| GB (1) | GB1391289A (enrdf_load_stackoverflow) |
| NL (1) | NL7212767A (enrdf_load_stackoverflow) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3798377A (en) * | 1972-04-07 | 1974-03-19 | Matsushita Electric Corp | Four channel fm decoder utilizing a one-of-four decoder |
| JPS4989502A (enrdf_load_stackoverflow) * | 1972-12-01 | 1974-08-27 | ||
| DE2415218A1 (de) * | 1974-03-29 | 1975-10-02 | Licentia Gmbh | Halbleiterdiode |
| WO1984001479A1 (en) * | 1982-10-04 | 1984-04-12 | Stuart David Saunders | Signal reproduction apparatus |
-
1972
- 1972-08-30 CA CA150,511A patent/CA984007A/en not_active Expired
- 1972-09-15 GB GB4284372A patent/GB1391289A/en not_active Expired
- 1972-09-20 DE DE2246041A patent/DE2246041A1/de not_active Ceased
- 1972-09-21 JP JP9503472A patent/JPS5416681B2/ja not_active Expired
- 1972-09-21 KR KR7201435A patent/KR780000452B1/ko not_active Expired
- 1972-09-21 NL NL7212767A patent/NL7212767A/xx not_active Application Discontinuation
- 1972-09-21 FR FR7233411A patent/FR2153359B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS4841702A (enrdf_load_stackoverflow) | 1973-06-18 |
| KR780000452B1 (en) | 1978-10-23 |
| FR2153359B1 (enrdf_load_stackoverflow) | 1981-05-08 |
| GB1391289A (en) | 1975-04-23 |
| NL7212767A (enrdf_load_stackoverflow) | 1973-03-23 |
| CA984007A (en) | 1976-02-17 |
| FR2153359A1 (enrdf_load_stackoverflow) | 1973-05-04 |
| JPS5416681B2 (enrdf_load_stackoverflow) | 1979-06-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OD | Request for examination | ||
| 8131 | Rejection |