NL7106548A - - Google Patents
Info
- Publication number
- NL7106548A NL7106548A NL7106548A NL7106548A NL7106548A NL 7106548 A NL7106548 A NL 7106548A NL 7106548 A NL7106548 A NL 7106548A NL 7106548 A NL7106548 A NL 7106548A NL 7106548 A NL7106548 A NL 7106548A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMSÂ
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
- H04S3/02—Systems employing more than two channels, e.g. quadraphonic of the matrix type, i.e. in which input signals are combined algebraically, e.g. after having been phase shifted with respect to each other
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Mathematical Physics (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Algebra (AREA)
- Pure & Applied Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Stereophonic System (AREA)
- Stereo-Broadcasting Methods (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US4422470A | 1970-06-08 | 1970-06-08 |
Publications (3)
Publication Number | Publication Date |
---|---|
NL7106548A true NL7106548A (en) | 1971-12-10 |
NL161645B NL161645B (en) | 1979-09-17 |
NL161645C NL161645C (en) | 1980-02-15 |
Family
ID=21931168
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7106548A NL161645C (en) | 1970-06-08 | 1971-05-12 | DEVICE FOR FORMING TWO COMBINED SOUND SIGNALS AND DEVICE FOR DISPLAYING THE FORMED COMBINED SIGNALS |
Country Status (6)
Country | Link |
---|---|
JP (4) | JPS5017844B1 (en) |
BE (1) | BE768242A (en) |
CA (1) | CA989743A (en) |
FR (1) | FR2094123B1 (en) |
GB (1) | GB1347993A (en) |
NL (1) | NL161645C (en) |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI3A (en) * | 1843-11-08 | Press members |
-
1971
- 1971-04-28 CA CA111,590A patent/CA989743A/en not_active Expired
- 1971-05-12 NL NL7106548A patent/NL161645C/en not_active IP Right Cessation
- 1971-06-07 JP JP3941471A patent/JPS5017844B1/ja active Pending
- 1971-06-08 GB GB1948771A patent/GB1347993A/en not_active Expired
- 1971-06-08 BE BE768242A patent/BE768242A/en unknown
- 1971-06-08 FR FR7120765A patent/FR2094123B1/fr not_active Expired
-
1974
- 1974-12-28 JP JP50003057A patent/JPS50132903A/ja active Pending
- 1974-12-28 JP JP305875A patent/JPS5135841B2/ja not_active Expired
- 1974-12-28 JP JP753056A patent/JPS5111481B2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2094123B1 (en) | 1976-05-28 |
DE2126432A1 (en) | 1972-03-02 |
JPS5135841B2 (en) | 1976-10-05 |
DE2126432B2 (en) | 1976-02-19 |
JPS50132902A (en) | 1975-10-21 |
BE768242A (en) | 1971-12-08 |
CA989743A (en) | 1976-05-25 |
JPS5017844B1 (en) | 1975-06-24 |
JPS50132904A (en) | 1975-10-21 |
FR2094123A1 (en) | 1972-02-04 |
NL161645B (en) | 1979-09-17 |
GB1347993A (en) | 1974-02-27 |
NL161645C (en) | 1980-02-15 |
JPS50132903A (en) | 1975-10-21 |
JPS5111481B2 (en) | 1976-04-12 |
Similar Documents
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: CBS |