DE69119651D1 - Vorrichtung zur Magnetfeldkompensation - Google Patents
Vorrichtung zur MagnetfeldkompensationInfo
- Publication number
- DE69119651D1 DE69119651D1 DE69119651T DE69119651T DE69119651D1 DE 69119651 D1 DE69119651 D1 DE 69119651D1 DE 69119651 T DE69119651 T DE 69119651T DE 69119651 T DE69119651 T DE 69119651T DE 69119651 D1 DE69119651 D1 DE 69119651D1
- Authority
- DE
- Germany
- Prior art keywords
- magnetic field
- compensation device
- field compensation
- magnetic
- field
- Prior art date
- 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 - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
- H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
- H01J29/56—Arrangements for controlling cross-section of ray or beam; Arrangements for correcting aberration of beam, e.g. due to lenses
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
- H01J29/003—Arrangements for eliminating unwanted electromagnetic effects, e.g. demagnetisation arrangements, shielding coils
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/12—Picture reproducers
- H04N9/16—Picture reproducers using cathode ray tubes
- H04N9/29—Picture reproducers using cathode ray tubes using demagnetisation or compensation of external magnetic fields
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2229/00—Details of cathode ray tubes or electron beam tubes
- H01J2229/0007—Elimination of unwanted or stray electromagnetic effects
- H01J2229/003—Preventing or cancelling fields entering the enclosure
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Video Image Reproduction Devices For Color Tv Systems (AREA)
- Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT02075390A IT1251351B (it) | 1990-06-25 | 1990-06-25 | Apparecchio per la compensazione di campi magnetici |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69119651D1 true DE69119651D1 (de) | 1996-06-27 |
DE69119651T2 DE69119651T2 (de) | 1996-11-28 |
Family
ID=11171552
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69119651T Expired - Fee Related DE69119651T2 (de) | 1990-06-25 | 1991-06-24 | Vorrichtung zur Magnetfeldkompensation |
Country Status (9)
Country | Link |
---|---|
US (1) | US5170094A (de) |
EP (1) | EP0464576B1 (de) |
JP (1) | JP3299999B2 (de) |
KR (1) | KR100211001B1 (de) |
CN (1) | CN1032344C (de) |
DE (1) | DE69119651T2 (de) |
ES (1) | ES2089060T3 (de) |
IT (1) | IT1251351B (de) |
SG (1) | SG55058A1 (de) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3257055B2 (ja) * | 1992-08-21 | 2002-02-18 | ソニー株式会社 | 陰極線管 |
KR940016423A (ko) * | 1992-12-16 | 1994-07-23 | 황선두 | 편향 요크 |
JP3135421B2 (ja) * | 1993-07-06 | 2001-02-13 | 松下電子工業株式会社 | カラー陰極線管 |
US7092352B2 (en) * | 1993-07-23 | 2006-08-15 | Aquity, Llc | Cancellation systems for multicarrier transceiver arrays |
US6208135B1 (en) | 1994-07-22 | 2001-03-27 | Steve J. Shattil | Inductive noise cancellation circuit for electromagnetic pickups |
US5475282A (en) * | 1993-08-18 | 1995-12-12 | Efa Corporation | Dual-coil type CRT image tilt correcting device |
JPH07162881A (ja) * | 1993-12-10 | 1995-06-23 | Mitsubishi Electric Corp | カラー陰極線管ディスプレイ装置 |
BE1007908A3 (nl) * | 1993-12-24 | 1995-11-14 | Philips Electronics Nv | Beeldweergave-inrichting met afbuigeenheid en afbuigeenheid voor een beeldweergave-inrichting. |
GB2311892B (en) * | 1996-04-03 | 2001-01-24 | Samsung Electronics Co Ltd | Magnetic field shielding in display |
US5739638A (en) * | 1996-06-24 | 1998-04-14 | Thomson Consumer Electronics, Inc. | Bus controlled arrangement using a duty cycle modulated control signal in a CRT |
US5744904A (en) * | 1996-09-16 | 1998-04-28 | Acer Peripherals, Inc. | Apparatus for reducing magnetic field radiated from deflection yoke |
KR19980051541A (ko) * | 1996-12-23 | 1998-09-15 | 구자홍 | 음극선관용 편향요크 |
JPH11127446A (ja) * | 1997-10-24 | 1999-05-11 | Matsushita Electric Ind Co Ltd | 地磁気補正装置とテレビジョン受像機 |
US6527697B2 (en) | 2000-12-21 | 2003-03-04 | Ms Relief Ltd. | Method for alleviating symptoms of certain types of disorders using electromagnetic fields |
WO2007027184A1 (en) * | 2005-08-31 | 2007-03-08 | Thomson Licensing | Internal magnetic shield for display devices with orthogonal scanning |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3879633A (en) * | 1963-12-19 | 1975-04-22 | Rca Corp | Television degaussing system with saddle-type coils adjacent CRT cone |
US3322998A (en) * | 1964-08-31 | 1967-05-30 | Rca Corp | Color purity correcting apparatus for colored television picture tubes |
US3614519A (en) * | 1967-12-18 | 1971-10-19 | Zenith Radio Corp | Cathode-ray tube magnetic shield |
NL6803012A (de) * | 1968-03-02 | 1969-09-04 | ||
DE6940484U (de) * | 1969-10-17 | 1970-07-02 | Philips Patentverwaltung | Entmagnetisierungspruefgeraet. |
CA977406A (en) * | 1972-04-14 | 1975-11-04 | Yoshiichi Matsushima | Degaussing device for colour cathode ray tubes |
JPS5530277A (en) * | 1978-08-25 | 1980-03-04 | Matsushita Electronics Corp | Color picture-tube unit |
JPS61264992A (ja) * | 1985-05-20 | 1986-11-22 | Mitsubishi Electric Corp | カラ−テレビジヨン受像機 |
JPS61296878A (ja) * | 1985-06-25 | 1986-12-27 | Mitsubishi Electric Corp | カラ−テレビジヨン受像機 |
FR2606574B1 (fr) * | 1986-11-07 | 1989-01-13 | Videocolor | Dispositif de protection de tubes cathodiques a masque vis-a-vis du champ magnetique terrestre |
-
1990
- 1990-06-25 IT IT02075390A patent/IT1251351B/it active IP Right Grant
-
1991
- 1991-06-06 US US07/710,023 patent/US5170094A/en not_active Expired - Lifetime
- 1991-06-21 KR KR1019910010280A patent/KR100211001B1/ko not_active IP Right Cessation
- 1991-06-24 ES ES91110419T patent/ES2089060T3/es not_active Expired - Lifetime
- 1991-06-24 JP JP18031091A patent/JP3299999B2/ja not_active Expired - Fee Related
- 1991-06-24 DE DE69119651T patent/DE69119651T2/de not_active Expired - Fee Related
- 1991-06-24 SG SG1996003966A patent/SG55058A1/en unknown
- 1991-06-24 EP EP91110419A patent/EP0464576B1/de not_active Expired - Lifetime
- 1991-06-24 CN CN91105092A patent/CN1032344C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
KR920001606A (ko) | 1992-01-30 |
EP0464576A3 (en) | 1992-10-28 |
US5170094A (en) | 1992-12-08 |
CN1062236A (zh) | 1992-06-24 |
ES2089060T3 (es) | 1996-10-01 |
EP0464576A2 (de) | 1992-01-08 |
CN1032344C (zh) | 1996-07-17 |
JP3299999B2 (ja) | 2002-07-08 |
IT9020753A0 (it) | 1990-06-25 |
IT9020753A1 (it) | 1991-12-26 |
IT1251351B (it) | 1995-05-08 |
EP0464576B1 (de) | 1996-05-22 |
DE69119651T2 (de) | 1996-11-28 |
JPH04253491A (ja) | 1992-09-09 |
SG55058A1 (en) | 1998-12-21 |
KR100211001B1 (ko) | 1999-07-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8320 | Willingness to grant licences declared (paragraph 23) | ||
8339 | Ceased/non-payment of the annual fee |