FR2223772B1 - - Google Patents
Info
- Publication number
- FR2223772B1 FR2223772B1 FR7410135A FR7410135A FR2223772B1 FR 2223772 B1 FR2223772 B1 FR 2223772B1 FR 7410135 A FR7410135 A FR 7410135A FR 7410135 A FR7410135 A FR 7410135A FR 2223772 B1 FR2223772 B1 FR 2223772B1
- Authority
- FR
- France
- 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.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/91—Television signal processing therefor
- H04N5/93—Regeneration of the television signal or of selected parts thereof
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B9/00—Recording or reproducing using a method not covered by one of the main groups G11B3/00 - G11B7/00; Record carriers therefor
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B9/00—Recording or reproducing using a method not covered by one of the main groups G11B3/00 - G11B7/00; Record carriers therefor
- G11B9/06—Recording or reproducing using a method not covered by one of the main groups G11B3/00 - G11B7/00; Record carriers therefor using record carriers having variable electrical capacitance; Record carriers therefor
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
- Optical Recording Or Reproduction (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1439573A GB1461398A (en) | 1973-03-26 | 1973-03-26 | Pick-up arm apparatus for video disc players |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2223772A1 FR2223772A1 (fr) | 1974-10-25 |
FR2223772B1 true FR2223772B1 (fr) | 1978-12-01 |
Family
ID=10040426
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7410135A Expired FR2223772B1 (fr) | 1973-03-26 | 1974-03-25 |
Country Status (12)
Country | Link |
---|---|
US (1) | US3872240A (fr) |
JP (1) | JPS5342247B2 (fr) |
AT (1) | AT349227B (fr) |
BR (1) | BR7402325D0 (fr) |
CA (1) | CA1029859A (fr) |
DE (1) | DE2414517C3 (fr) |
ES (1) | ES424643A1 (fr) |
FR (1) | FR2223772B1 (fr) |
GB (1) | GB1461398A (fr) |
IT (1) | IT1013926B (fr) |
NL (1) | NL7403634A (fr) |
SE (2) | SE395978B (fr) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1487548A (en) * | 1973-11-23 | 1977-10-05 | Rangabe A | Pick-up devices for gramophone records |
US3963861A (en) * | 1974-11-12 | 1976-06-15 | Rca Corporation | Disc record groove skipper apparatus |
US3952145A (en) * | 1974-11-12 | 1976-04-20 | Rca Corporation | Pickup arm cartridge apparatus |
US3917903A (en) * | 1974-11-12 | 1975-11-04 | Rca Corp | Detachable pickup arm magnetic coupling |
JPS5227209U (fr) * | 1975-08-19 | 1977-02-25 | ||
GB1574594A (en) * | 1975-11-21 | 1980-09-10 | Rca Corp | Pickup circuitry for a disc record player |
JPS57146234U (fr) * | 1981-03-06 | 1982-09-14 | ||
JPS6311521Y2 (fr) * | 1981-03-23 | 1988-04-04 | ||
US4528655A (en) * | 1981-11-16 | 1985-07-09 | Murata Manufacturing Co., Ltd. | Apparatus for detecting variation of electrostatic capacitance |
GB2116769B (en) * | 1982-02-15 | 1985-11-20 | Victor Company Of Japan | Detector circuit for capacitance disc records |
US4455638A (en) * | 1982-04-02 | 1984-06-19 | Rca Corporation | RF Radial choke for use in record playback apparatus |
US4466090A (en) * | 1982-04-02 | 1984-08-14 | Rca Corporation | Radial transmission cancellation device |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2408695A (en) * | 1942-11-25 | 1946-10-01 | Rca Corp | Record reproducing system |
US2548211A (en) * | 1945-12-04 | 1951-04-10 | Rca Corp | Sound reproducing system |
US2866856A (en) * | 1954-02-15 | 1958-12-30 | Weathers Paul | Controlled oscillator systems |
US3783196A (en) * | 1971-03-22 | 1974-01-01 | Rca Corp | High-density capacitive information records and playback apparatus therefor |
US3842217A (en) * | 1971-03-22 | 1974-10-15 | Rca Corp | Record fabrication of a capacitive type storage medium |
US3843846A (en) * | 1973-02-08 | 1974-10-22 | Rca Corp | Demountable capacitive protective coupling for pickup transducers |
-
1973
- 1973-03-26 GB GB1439573A patent/GB1461398A/en not_active Expired
-
1974
- 1974-03-14 US US451103A patent/US3872240A/en not_active Expired - Lifetime
- 1974-03-15 SE SE7403469A patent/SE395978B/xx unknown
- 1974-03-19 NL NL7403634A patent/NL7403634A/xx unknown
- 1974-03-22 IT IT42538/74A patent/IT1013926B/it active
- 1974-03-22 CA CA195,682A patent/CA1029859A/fr not_active Expired
- 1974-03-25 BR BR2325/74A patent/BR7402325D0/pt unknown
- 1974-03-25 JP JP3384974A patent/JPS5342247B2/ja not_active Expired
- 1974-03-25 FR FR7410135A patent/FR2223772B1/fr not_active Expired
- 1974-03-26 DE DE2414517A patent/DE2414517C3/de not_active Expired
- 1974-03-26 ES ES424643A patent/ES424643A1/es not_active Expired
- 1974-03-26 AT AT251974A patent/AT349227B/de not_active IP Right Cessation
-
1976
- 1976-08-20 SE SE7609289A patent/SE405650B/xx unknown
Also Published As
Publication number | Publication date |
---|---|
BR7402325D0 (pt) | 1974-11-19 |
SE7609289L (sv) | 1976-08-20 |
SE395978B (sv) | 1977-08-29 |
GB1461398A (en) | 1977-01-13 |
JPS5027506A (fr) | 1975-03-20 |
AU6679974A (en) | 1975-09-25 |
DE2414517C3 (de) | 1978-09-07 |
ATA251974A (de) | 1978-08-15 |
IT1013926B (it) | 1977-03-30 |
DE2414517A1 (de) | 1974-10-17 |
US3872240A (en) | 1975-03-18 |
SE405650B (sv) | 1978-12-18 |
CA1029859A (fr) | 1978-04-18 |
DE2414517B2 (de) | 1978-01-12 |
JPS5342247B2 (fr) | 1978-11-10 |
NL7403634A (fr) | 1974-09-30 |
AT349227B (de) | 1979-03-26 |
FR2223772A1 (fr) | 1974-10-25 |
ES424643A1 (es) | 1976-11-01 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |