NL161960C - Vierkanalig stereofonisch weergeefstelsel. - Google Patents
Vierkanalig stereofonisch weergeefstelsel.Info
- Publication number
- NL161960C NL161960C NL7405505.A NL7405505A NL161960C NL 161960 C NL161960 C NL 161960C NL 7405505 A NL7405505 A NL 7405505A NL 161960 C NL161960 C NL 161960C
- Authority
- NL
- Netherlands
- Prior art keywords
- display system
- channel stereophonic
- stereophonic display
- channel
- stereophonic
- Prior art date
Links
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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
- H04S3/006—Systems employing more than two channels, e.g. quadraphonic in which a plurality of audio signals are transformed in a combination of audio signals and modulated signals, e.g. CD-4 systems
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Stereophonic System (AREA)
- Stereo-Broadcasting Methods (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP48048027A JPS49134302A (nl) | 1973-04-25 | 1973-04-25 |
Publications (3)
Publication Number | Publication Date |
---|---|
NL7405505A NL7405505A (nl) | 1974-10-29 |
NL161960B NL161960B (nl) | 1979-10-15 |
NL161960C true NL161960C (nl) | 1980-03-17 |
Family
ID=12791812
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7405505.A NL161960C (nl) | 1973-04-25 | 1974-04-24 | Vierkanalig stereofonisch weergeefstelsel. |
Country Status (6)
Country | Link |
---|---|
US (1) | US3931482A (nl) |
JP (1) | JPS49134302A (nl) |
AU (1) | AU473492B2 (nl) |
CA (1) | CA1014069A (nl) |
FR (1) | FR2227703B1 (nl) |
NL (1) | NL161960C (nl) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4152550A (en) * | 1976-10-21 | 1979-05-01 | Victor Company Of Japan, Ltd. | Apparatus for reproducing a multichannel record disc |
FR2400287A1 (fr) * | 1977-08-09 | 1979-03-09 | Simeau Bernard | Reducteur de bruit pour signaux stereophoniques |
US7894609B2 (en) | 2002-07-10 | 2011-02-22 | Trident Microsystems (Far East) Ltd. | Stereo signal processing apparatus |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3564434A (en) * | 1968-07-29 | 1971-02-16 | Signetics Corp | Integrated frequency selective circuit and demodulator including phase locked loop |
CA938560A (en) * | 1969-11-28 | 1973-12-18 | Victor Company Of Japan | System for recording and/or reproducing four channel signals on a record disc |
JPS4939007B1 (nl) * | 1971-06-12 | 1974-10-22 | ||
JPS5630760B2 (nl) * | 1972-01-20 | 1981-07-16 | ||
US3825697A (en) * | 1973-07-27 | 1974-07-23 | Gen Motors Corp | Phase-lock-loop fm-stereo decoder including stereophonic/monophonic blend system for reducing audio distortion |
-
1973
- 1973-04-25 JP JP48048027A patent/JPS49134302A/ja active Pending
-
1974
- 1974-04-23 AU AU68209/74A patent/AU473492B2/en not_active Expired
- 1974-04-24 US US05/463,669 patent/US3931482A/en not_active Expired - Lifetime
- 1974-04-24 CA CA198,037A patent/CA1014069A/en not_active Expired
- 1974-04-24 NL NL7405505.A patent/NL161960C/nl not_active IP Right Cessation
- 1974-04-24 FR FR7414230A patent/FR2227703B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2419805A1 (de) | 1974-11-21 |
DE2419805B2 (de) | 1976-05-26 |
CA1014069A (en) | 1977-07-19 |
US3931482A (en) | 1976-01-06 |
FR2227703B1 (nl) | 1978-06-02 |
AU6820974A (en) | 1975-10-23 |
NL161960B (nl) | 1979-10-15 |
FR2227703A1 (nl) | 1974-11-22 |
JPS49134302A (nl) | 1974-12-24 |
NL7405505A (nl) | 1974-10-29 |
AU473492B2 (en) | 1976-06-24 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
NL7410885A (nl) | Weergeefstelsel. | |
NL7413873A (nl) | Plaatsbepalingsstelsel. | |
NL7410212A (nl) | Informatie verwerkend systeem. | |
NL183256C (nl) | Informatieverwerkingsstelsel. | |
NL174007C (nl) | Reproduktiestelsel. | |
AT337481B (de) | Rechnersystem | |
NL165025C (nl) | Luidsprekerkast en stereofonisch weergavestelsel. | |
SE411112B (sv) | Transportorsystem | |
SE391625B (sv) | Hogtalarsystem | |
NL188830B (nl) | Stereofisch geluidsweergavestelsel. | |
NL7416474A (nl) | Kijker. | |
NL7610997A (nl) | Multiplexstelsel. | |
NL7416653A (nl) | Informatieverwerkingsstelsel. | |
NO741254L (no) | Avrimingssystem | |
SE400052B (sv) | Tryckkensligt registrerande system | |
NL7415922A (nl) | Indicatiestelsel. | |
NO140846C (no) | Hoeyttaler. | |
NL167077C (nl) | Vierkanalig stereoweergeefstelsel. | |
NL7413230A (nl) | Facsimilestelsel. | |
NL161960C (nl) | Vierkanalig stereofonisch weergeefstelsel. | |
NL7411668A (nl) | Televisie-stelsel. | |
BE821796A (fr) | Systeme de reproduction electro-acoustique | |
NL7416782A (nl) | Stereo-ontvanger. | |
NL165027C (nl) | Vierkanalig stereofonisch weergeefstelsel. | |
NL177547B (nl) | Telefoonstelsel. |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
V1 | Lapsed because of non-payment of the annual fee | ||
NL80 | Abbreviated name of patent owner mentioned of already nullified patent |
Owner name: MATSUSH ELECT |