HK59392A - Method and apparatus for speedily adjusting the static convergence and the purity in a colour television tube by making use of a permanent magnet - Google Patents
Method and apparatus for speedily adjusting the static convergence and the purity in a colour television tube by making use of a permanent magnetInfo
- Publication number
- HK59392A HK59392A HK593/92A HK59392A HK59392A HK 59392 A HK59392 A HK 59392A HK 593/92 A HK593/92 A HK 593/92A HK 59392 A HK59392 A HK 59392A HK 59392 A HK59392 A HK 59392A
- Authority
- HK
- Hong Kong
- Prior art keywords
- purity
- permanent magnet
- making use
- colour television
- television tube
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
- H01J9/44—Factory adjustment of completed discharge tubes or lamps to comply with desired tolerances
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Video Image Reproduction Devices For Color Tv Systems (AREA)
- Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
- Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8306833A FR2545265B1 (fr) | 1983-04-26 | 1983-04-26 | Procede et appareil de reglage rapide, a l'aide d'un aimant permanent, de la convergence statique et de la purete d'un tube de television en couleurs |
Publications (1)
Publication Number | Publication Date |
---|---|
HK59392A true HK59392A (en) | 1992-08-21 |
Family
ID=9288220
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK1027/90A HK102790A (en) | 1983-04-26 | 1990-12-06 | Method and apparatus for speedily adjusting the static convergence and the purity in a colour television tube by making use of a permanent magnet |
HK593/92A HK59392A (en) | 1983-04-26 | 1992-08-13 | Method and apparatus for speedily adjusting the static convergence and the purity in a colour television tube by making use of a permanent magnet |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK1027/90A HK102790A (en) | 1983-04-26 | 1990-12-06 | Method and apparatus for speedily adjusting the static convergence and the purity in a colour television tube by making use of a permanent magnet |
Country Status (7)
Country | Link |
---|---|
US (1) | US4636694A (xx) |
EP (1) | EP0123612B2 (xx) |
JP (1) | JPS59207784A (xx) |
DE (1) | DE3477443D1 (xx) |
FR (1) | FR2545265B1 (xx) |
HK (2) | HK102790A (xx) |
SG (2) | SG77990G (xx) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1201362B (it) * | 1985-10-08 | 1989-01-27 | Plessey Spa | Sistema di correzione della geometria dell'immagine risultante dall'assemblaggio del giogo di deflessione su cinescopio a raggi catodici |
IT1201361B (it) * | 1985-10-08 | 1989-01-27 | Plessey Spa | Unita' di deflessione con supporti ferromagnetici da magnetizzare in funzione dell'accoppiamento con cinescopio,e suo procedimento di impiego |
FR2606550B1 (fr) * | 1986-11-12 | 1989-01-13 | Videocolor | Procede et dispositif pour le reglage de la convergence statique et/ou de la purete d'un tube de television en couleurs |
US4814858A (en) * | 1988-04-06 | 1989-03-21 | Hitachi, Ltd. | Method of measuring color purity of color display and apparatus therefor |
JP2937386B2 (ja) * | 1990-03-08 | 1999-08-23 | 株式会社東芝 | カラー受像管の製造方法 |
US5146411A (en) * | 1990-05-29 | 1992-09-08 | International Business Machines Corporation | Computer-aided process for placement of crt trim magnets |
DE4219517A1 (de) * | 1992-06-13 | 1993-12-16 | Nokia Deutschland Gmbh | Verfahren und Vorrichtung zum Magnetisieren eines Magnetrings im Hals einer Farbbildröhre |
US5828189A (en) * | 1996-12-04 | 1998-10-27 | Philips Electronics North America Corporation | Process and apparatus for magnetizing a magnetic ring for static convergence correction in a CRT |
FI107683B (fi) * | 1997-11-28 | 2001-09-14 | Nokia Display Products Oy | Menetelmä ja laite jäännösmagnetismista aiheutuvien kuvaputken kuvavirheiden korjaamiseksi |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4211960A (en) * | 1976-03-19 | 1980-07-08 | U.S. Philips Corporation | Method of manufacturing a static convergence unit, and a color display tube comprising a convergence unit manufactured according to the method |
NL7707476A (nl) * | 1977-07-06 | 1979-01-09 | Philips Nv | Werkwijze voor het vervaardigen van een kleuren- beeldbuis en kleurenbeeldbuis vervaardigd vol- gens die werkwijze. |
US4138628A (en) * | 1977-07-26 | 1979-02-06 | Rca Corporation | Magnetizing method for use with a cathode ray tube |
DE2907898A1 (de) * | 1979-03-01 | 1980-09-11 | Steingroever Erich Dr Ing | Vielpolige vorrichtung und verfahren zum magnetisieren von ringfoermigen dauermagneten |
JPS5615530A (en) * | 1979-07-19 | 1981-02-14 | Toshiba Corp | Manufacture of color picture tube |
FR2480032A1 (fr) * | 1980-04-02 | 1981-10-09 | Videocolor | Procede d'analyse de la convergence d'un tube cathodique a trois canons en ligne et dispositif formant capteur permettant la mise en oeuvre de ce procede |
JPS56156633A (en) * | 1980-05-08 | 1981-12-03 | Toshiba Corp | Manufacture and manufacturing device for color picture tube |
JPS5731784A (en) * | 1980-07-31 | 1982-02-20 | Nippon Kokan Kk | Heat recovery apparatus for solidified slag obtained by quenching molten slag with quenching rotary drum |
JPS5791504A (en) * | 1980-11-28 | 1982-06-07 | Tohoku Metal Ind Ltd | Method and device for demagnetizing permanent magnet |
-
1983
- 1983-04-26 FR FR8306833A patent/FR2545265B1/fr not_active Expired
-
1984
- 1984-04-17 DE DE8484400760T patent/DE3477443D1/de not_active Expired
- 1984-04-17 EP EP84400760A patent/EP0123612B2/fr not_active Expired - Lifetime
- 1984-04-26 JP JP59085074A patent/JPS59207784A/ja active Granted
-
1985
- 1985-10-30 US US06/792,247 patent/US4636694A/en not_active Expired - Fee Related
-
1990
- 1990-09-25 SG SG779/90A patent/SG77990G/en unknown
- 1990-12-06 HK HK1027/90A patent/HK102790A/xx not_active IP Right Cessation
- 1990-12-10 SG SG979/90A patent/SG97990G/en unknown
-
1992
- 1992-08-13 HK HK593/92A patent/HK59392A/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
SG77990G (en) | 1991-01-18 |
FR2545265B1 (fr) | 1985-12-13 |
US4636694A (en) | 1987-01-13 |
SG97990G (en) | 1993-02-19 |
EP0123612A2 (fr) | 1984-10-31 |
FR2545265A1 (fr) | 1984-11-02 |
EP0123612B1 (fr) | 1989-03-22 |
EP0123612A3 (en) | 1986-03-26 |
JPH0411076B2 (xx) | 1992-02-27 |
DE3477443D1 (en) | 1989-04-27 |
EP0123612B2 (fr) | 1994-05-25 |
HK102790A (en) | 1990-12-14 |
JPS59207784A (ja) | 1984-11-24 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE3467810D1 (en) | Method of and apparatus for automatically correcting position of tv camera | |
DE3473800D1 (en) | Apparatus and method for modifying displayed color images | |
PL249062A1 (en) | Colour picture tube | |
DE3277679D1 (en) | Convergence distortion correction method and apparatus for color cathode-ray tube | |
IL67202A0 (en) | Apparatus and method for color adjustment of digital displays | |
DE3477443D1 (en) | Method and apparatus for speedily adjusting the static convergence and the purity in a colour television tube by making use of a permanent magnet | |
IL100256A0 (en) | Method and apparatus for preparing picture masks | |
GB2200512B (en) | Apparatus and methods for printing the frame of a colour television picture | |
DE3480507D1 (en) | Picture correcting apparatus for use with in-line type color picture tube | |
EP0141256A3 (en) | Crt picture display apparatus | |
DE3368148D1 (en) | Measuring device for recording the colour purity and the convergence of a colour display tube | |
HK25096A (en) | Method and device for adjusting static convergence and/or purity for a colour television tube | |
DE3479941D1 (en) | Color cathode ray tube apparatus | |
DE3467081D1 (en) | Method and device for the level correction of a television picture | |
GB8402100D0 (en) | Colour picture tube | |
DE3462650D1 (en) | Colour crt display device | |
GB8310707D0 (en) | Colour display apparatus | |
DE3471811D1 (en) | Colour picture tube and method for production and adjustment thereof | |
DE3271009D1 (en) | Apparatus for placing and fixing the static convergence correction unit to the neck of a colour television tube | |
JPS577054A (en) | Color television display tube and method for manufacturing same as well as getter unit used therefor | |
DE3261424D1 (en) | Method and apparatus for determining colour purity and convergence correction in an in-line-type colour television tube with a magnetic deflecting means | |
EP0175619A3 (en) | Method and apparatus for adjusting the deflection unit of an in-line television tube | |
DE3472734D1 (en) | Colour picture tube, colour picture reproducing equipment and picture display method with such an equipment | |
EP0030704A3 (en) | Magnetizing device for the convergence assembly of in-line colour picture tubes and convergence adjusting method using this device | |
JPS5742077A (en) | Method of displaying color picture with moire |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PC | Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee) |