DK169050B1 - Fremgangsmåde ved omformattering af farvefjernsynssignaler i MAC- eller komposit format, og anvendelse heraf til registrering - Google Patents
Fremgangsmåde ved omformattering af farvefjernsynssignaler i MAC- eller komposit format, og anvendelse heraf til registrering Download PDFInfo
- Publication number
- DK169050B1 DK169050B1 DK052788A DK52788A DK169050B1 DK 169050 B1 DK169050 B1 DK 169050B1 DK 052788 A DK052788 A DK 052788A DK 52788 A DK52788 A DK 52788A DK 169050 B1 DK169050 B1 DK 169050B1
- Authority
- DK
- Denmark
- Prior art keywords
- signal
- compressed
- chrominance
- component
- luminance
- Prior art date
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
- H04N9/797—Processing of colour television signals in connection with recording for recording the signal in a plurality of channels, the bandwidth of each channel being less than the bandwidth of the signal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N11/00—Colour television systems
- H04N11/02—Colour television systems with bandwidth reduction
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N11/00—Colour television systems
- H04N11/06—Transmission systems characterised by the manner in which the individual colour picture signal components are combined
- H04N11/08—Transmission systems characterised by the manner in which the individual colour picture signal components are combined using sequential signals only
-
- 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
- H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
- H04N9/81—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback the individual colour picture signal components being recorded sequentially only
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Color Television Systems (AREA)
- Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US86999686 | 1986-06-03 | ||
US06/869,996 US4740831A (en) | 1986-06-03 | 1986-06-03 | Method of reformatting color television signals by eliminating the unnecessary overscanned portions |
PCT/US1987/001297 WO1987007809A1 (en) | 1986-06-03 | 1987-05-28 | Method of reformatting color television signals |
US8701297 | 1987-05-28 |
Publications (3)
Publication Number | Publication Date |
---|---|
DK52788D0 DK52788D0 (da) | 1988-02-02 |
DK52788A DK52788A (da) | 1988-03-16 |
DK169050B1 true DK169050B1 (da) | 1994-08-01 |
Family
ID=25354578
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK052788A DK169050B1 (da) | 1986-06-03 | 1988-02-02 | Fremgangsmåde ved omformattering af farvefjernsynssignaler i MAC- eller komposit format, og anvendelse heraf til registrering |
Country Status (9)
Country | Link |
---|---|
US (1) | US4740831A (ja) |
EP (1) | EP0268674B1 (ja) |
JP (1) | JPS63503590A (ja) |
AU (1) | AU589872B2 (ja) |
DE (1) | DE3781243T2 (ja) |
DK (1) | DK169050B1 (ja) |
FI (1) | FI89997C (ja) |
NO (1) | NO173420C (ja) |
WO (1) | WO1987007809A1 (ja) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS644185A (en) * | 1987-06-26 | 1989-01-09 | Sony Corp | Transmitter for still picture |
DE3890744T1 (de) * | 1987-09-14 | 1990-06-07 | Gen Electric | Kompatibles, zusaetzliche informationen verarbeitendes fernsehsystem |
AU618291B2 (en) * | 1987-09-14 | 1991-12-19 | General Electric Company | Television signal encoded with auxiliary vertical-temporal information |
IN170842B (ja) * | 1987-09-14 | 1992-05-30 | Gen Electric | |
DE3890748T1 (de) * | 1987-09-14 | 1990-06-07 | Gen Electric | Anordnung zur verarbeitung eines fernsehsignals |
NL8901661A (nl) * | 1989-06-30 | 1991-01-16 | Philips Nv | Televisiesysteem voor digitale overdracht van beeldsignalen. |
DE3933593A1 (de) * | 1989-10-07 | 1991-04-11 | Grundig Emv | Videorecorder zur aufzeichnung eines videosignals, welches im zeitmultiplex bildinformationen und digitale zusatzinformationen enthaelt |
DE4105792A1 (de) * | 1991-02-23 | 1992-08-27 | Philips Patentverwaltung | Verfahren zum umwandeln eines fernsehsignals und schaltungsanordnung zur durchfuehrung dieses verfahrens |
US5387940A (en) * | 1993-07-07 | 1995-02-07 | Rca Thomson Licensing Corporation | Method and apparatus for providing scaleable compressed video signal |
KR101967413B1 (ko) | 2011-02-08 | 2019-04-10 | 마벨 월드 트레이드 리미티드 | 사용되지 않는 tv 주파수에서의 wlan 채널 할당 |
KR101509629B1 (ko) | 2011-03-14 | 2015-04-08 | 마벨 월드 트레이드 리미티드 | 지원형 위치 기반 무선스펙트럼 할당 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3617626A (en) * | 1969-05-16 | 1971-11-02 | Technicolor | High-definition color picture editing and recording system |
DE2629706C3 (de) * | 1976-07-02 | 1986-07-10 | Robert Bosch Gmbh, 7000 Stuttgart | Verfahren zur Übertragung und/oder Aufzeichnung von Farbfernsehsignalen |
JPS546843A (en) * | 1977-06-20 | 1979-01-19 | Hitachi Ltd | Planetary mill arrangements |
JPS56157871U (ja) * | 1980-04-25 | 1981-11-25 | ||
US4476484A (en) * | 1982-06-24 | 1984-10-09 | At&T Bell Laboratories | Technique for providing compatibility between high-definition and conventional color television |
GB2132444A (en) * | 1982-12-22 | 1984-07-04 | Phillips Electronic And Associ | Television transmission system |
DE3472744D1 (en) * | 1983-01-25 | 1988-08-18 | Bosch Gmbh Robert | High resolution colour video signal transmission system |
US4605950A (en) * | 1983-09-20 | 1986-08-12 | Cbs Inc. | Two channel compatible high definition television broadcast system |
US4556906A (en) * | 1983-11-15 | 1985-12-03 | Rca Corporation | Kinescope blanking scheme for wide-aspect ratio television |
US4622577A (en) * | 1984-02-03 | 1986-11-11 | Rca Corporation | Decoder for extracting a 4:3 aspect ratio signal from a high definition television signal |
US4564857A (en) * | 1984-02-28 | 1986-01-14 | At&T Bell Laboratories | Aspect ratio improvement for compatible high-definition television |
US4631574A (en) * | 1984-06-29 | 1986-12-23 | At&T Bell Laboratories | Compatible high-definition television with extended aspect ratio |
-
1986
- 1986-06-03 US US06/869,996 patent/US4740831A/en not_active Expired - Lifetime
-
1987
- 1987-05-28 JP JP62504421A patent/JPS63503590A/ja active Pending
- 1987-05-28 AU AU77506/87A patent/AU589872B2/en not_active Ceased
- 1987-05-28 DE DE8787905005T patent/DE3781243T2/de not_active Expired - Fee Related
- 1987-05-28 EP EP87905005A patent/EP0268674B1/en not_active Expired
- 1987-05-28 WO PCT/US1987/001297 patent/WO1987007809A1/en active IP Right Grant
-
1988
- 1988-02-02 DK DK052788A patent/DK169050B1/da not_active IP Right Cessation
- 1988-02-02 NO NO880455A patent/NO173420C/no unknown
- 1988-02-02 FI FI880475A patent/FI89997C/fi not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
NO880455D0 (no) | 1988-02-02 |
EP0268674B1 (en) | 1992-08-19 |
DE3781243T2 (de) | 1993-01-28 |
AU589872B2 (en) | 1989-10-19 |
EP0268674A1 (en) | 1988-06-01 |
DK52788A (da) | 1988-03-16 |
EP0268674A4 (en) | 1988-09-28 |
US4740831A (en) | 1988-04-26 |
DK52788D0 (da) | 1988-02-02 |
DE3781243D1 (de) | 1992-09-24 |
JPS63503590A (ja) | 1988-12-22 |
FI880475A (fi) | 1988-02-02 |
FI89997B (fi) | 1993-08-31 |
NO173420B (no) | 1993-08-30 |
WO1987007809A1 (en) | 1987-12-17 |
FI880475A0 (fi) | 1988-02-02 |
AU7750687A (en) | 1988-01-11 |
NO173420C (no) | 1993-12-08 |
NO880455L (no) | 1988-02-02 |
FI89997C (fi) | 1993-12-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B1 | Patent granted (law 1993) | ||
PBP | Patent lapsed |