JPS5128212B1 - - Google Patents
Info
- Publication number
- JPS5128212B1 JPS5128212B1 JP47096240A JP9624072A JPS5128212B1 JP S5128212 B1 JPS5128212 B1 JP S5128212B1 JP 47096240 A JP47096240 A JP 47096240A JP 9624072 A JP9624072 A JP 9624072A JP S5128212 B1 JPS5128212 B1 JP S5128212B1
- Authority
- JP
- Japan
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/79—Processing of colour television signals in connection with recording
- H04N9/87—Regeneration of colour television signals
- H04N9/88—Signal drop-out compensation
- H04N9/882—Signal drop-out compensation the signal being a composite colour television signal
-
- 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
- H04N5/932—Regeneration of analogue synchronisation signals
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US72686768A | 1968-05-06 | 1968-05-06 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5128212B1 true JPS5128212B1 (ja) | 1976-08-18 |
Family
ID=24920334
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP47096240A Pending JPS5128212B1 (ja) | 1968-05-06 | 1972-09-27 | |
JP47096239A Pending JPS5128211B1 (ja) | 1968-05-06 | 1972-09-27 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP47096239A Pending JPS5128211B1 (ja) | 1968-05-06 | 1972-09-27 |
Country Status (6)
Country | Link |
---|---|
US (1) | US3573359A (ja) |
JP (2) | JPS5128212B1 (ja) |
BE (1) | BE732540A (ja) |
DE (1) | DE1923111B2 (ja) |
FR (1) | FR2049039B1 (ja) |
GB (2) | GB1216623A (ja) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL6811420A (ja) * | 1968-08-09 | 1970-02-11 | ||
AT312716B (de) * | 1969-08-20 | 1974-01-10 | Bosch Fernsehanlagen | Verfahren zur Verzögerung mehrerer breitbandiger elektrischer Signale, insbesondere von Fernsehsignalen, und Verzögerungs-Einrichtung zur Durchführung dieses Verfahrens |
JPS5094827A (ja) * | 1973-12-22 | 1975-07-28 | ||
JPS582625B2 (ja) * | 1978-08-31 | 1983-01-18 | ティーディーケイ株式会社 | ドロップアウト位置マ−キング装置 |
JPS5558868A (en) * | 1978-10-21 | 1980-05-01 | Takeshi Harada | Video reproducing unit |
JPS55107388A (en) * | 1979-02-13 | 1980-08-18 | Olympus Optical Co Ltd | Synchronizing signal separation system |
US4334247A (en) * | 1980-06-26 | 1982-06-08 | Spin Physics, Inc. | Apparatus useful for converting asynchronous video information to synchronous video information |
CA1157939A (en) * | 1980-07-14 | 1983-11-29 | Yoshizumi Watatani | Noise elimination circuit in a magnetic recording and reproducing apparatus |
US4387407A (en) * | 1981-08-27 | 1983-06-07 | Rca Corporation | Video disc player having auxiliary vertical synchronizing generator |
DE3142272A1 (de) * | 1981-10-24 | 1983-05-05 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Schaltungsanordnung zur erzeugung der vertikal-synchronisierinformation in einem video-magnetbandgeraet |
CA1212729A (en) * | 1981-12-08 | 1986-10-14 | Hiroshi Ogawa | Digital signal detecting and compensating circuit with adjustable window signal |
DE3233389A1 (de) * | 1982-09-09 | 1984-08-02 | Telefunken Fernseh Und Rundfunk Gmbh, 3000 Hannover | Schaltung zur verringerung von kopfwechselstoerungen in einem recorder |
DE3280424T2 (de) * | 1982-09-17 | 1993-05-06 | Ampex | Verfahren und vorrichtung zum erzeugen eines kuenstlichen synchronisiersignals. |
US4677484A (en) * | 1985-05-10 | 1987-06-30 | Rca Corporation | Stabilizing arrangement for on-screen display |
US6688888B1 (en) * | 1996-03-19 | 2004-02-10 | Chi Fai Ho | Computer-aided learning system and method |
US5944530A (en) | 1996-08-13 | 1999-08-31 | Ho; Chi Fai | Learning method and system that consider a student's concentration level |
USRE38432E1 (en) | 1998-01-29 | 2004-02-24 | Ho Chi Fai | Computer-aided group-learning methods and systems |
US6398556B1 (en) * | 1998-07-06 | 2002-06-04 | Chi Fai Ho | Inexpensive computer-aided learning methods and apparatus for learners |
US9792659B2 (en) * | 1999-04-13 | 2017-10-17 | Iplearn, Llc | Computer-aided methods and apparatus to access materials in a network environment |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2854526A (en) * | 1955-02-10 | 1958-09-30 | Rca Corp | Magnetic recording |
US2944108A (en) * | 1958-03-27 | 1960-07-05 | Rca Corp | Television synchronizing system |
FR1280143A (fr) * | 1959-11-30 | 1961-12-29 | Tokyo Shibaura Electric Co | Dispositifs de lecture d'enregistrements magnétiques de signaux de télévision |
US3322892A (en) * | 1962-12-27 | 1967-05-30 | Matsushita Electric Ind Co Ltd | Television signal recording and reproducing with sync signal regeneration |
US3356921A (en) * | 1964-04-24 | 1967-12-05 | Minnesota Mining & Mfg | Motor control circuit with compensation for dropout of control signals |
US3383463A (en) * | 1964-08-17 | 1968-05-14 | Machtronics Inc | Signal processing for reproducing magnetically recorded television signals |
FR1441798A (fr) * | 1965-05-11 | 1966-06-10 | Ampex | Dispositif régulateur de tension mécanique pour appareils d'enregistrement à large bande passante |
US3408457A (en) * | 1965-06-23 | 1968-10-29 | Ampex | Clamped video dropout compensator |
-
1968
- 1968-05-06 US US726867A patent/US3573359A/en not_active Expired - Lifetime
-
1969
- 1969-05-05 GB GB22832/69A patent/GB1216623A/en not_active Expired
- 1969-05-05 GB GB636/70A patent/GB1216624A/en not_active Expired
- 1969-05-05 BE BE732540D patent/BE732540A/xx not_active IP Right Cessation
- 1969-05-06 FR FR6914455A patent/FR2049039B1/fr not_active Expired
- 1969-05-06 DE DE19691923111 patent/DE1923111B2/de active Pending
-
1972
- 1972-09-27 JP JP47096240A patent/JPS5128212B1/ja active Pending
- 1972-09-27 JP JP47096239A patent/JPS5128211B1/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
FR2049039A1 (ja) | 1971-03-26 |
DE1923111B2 (de) | 1971-06-24 |
BE732540A (ja) | 1969-10-16 |
US3573359A (en) | 1971-04-06 |
JPS5128211B1 (ja) | 1976-08-18 |
DE1923111A1 (de) | 1969-11-27 |
GB1216624A (en) | 1970-12-23 |
GB1216623A (en) | 1970-12-23 |
FR2049039B1 (ja) | 1976-06-18 |