SE319719B - - Google Patents

Info

Publication number
SE319719B
SE319719B SE15955/66A SE1595566A SE319719B SE 319719 B SE319719 B SE 319719B SE 15955/66 A SE15955/66 A SE 15955/66A SE 1595566 A SE1595566 A SE 1595566A SE 319719 B SE319719 B SE 319719B
Authority
SE
Sweden
Application number
SE15955/66A
Inventor
E Roess
Original Assignee
Siemens Ag
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Siemens Ag filed Critical Siemens Ag
Publication of SE319719B publication Critical patent/SE319719B/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/26—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on ferrites
    • C04B35/2658—Other ferrites containing manganese or zinc, e.g. Mn-Zn ferrites
SE15955/66A 1965-11-23 1966-11-22 SE319719B (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DES0100615 1965-11-23

Publications (1)

Publication Number Publication Date
SE319719B true SE319719B (xx) 1970-01-19

Family

ID=7523186

Family Applications (1)

Application Number Title Priority Date Filing Date
SE15955/66A SE319719B (xx) 1965-11-23 1966-11-22

Country Status (6)

Country Link
US (1) US3565806A (xx)
DE (1) DE1671007B2 (xx)
FR (1) FR1500736A (xx)
GB (1) GB1143448A (xx)
NL (1) NL138805B (xx)
SE (1) SE319719B (xx)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3860524A (en) * 1969-12-29 1975-01-14 Spang Ind Inc High permeability manganese-zinc ferrites
US3948785A (en) * 1971-01-04 1976-04-06 Jean Berchtold Process of manufacturing ferrite materials with improved magnetic and mechanical properties
US3914181A (en) * 1971-07-08 1975-10-21 Xerox Corp Electrostatographic developer mixtures comprising ferrite carrier beads
US3839029A (en) * 1971-07-08 1974-10-01 Xerox Corp Electrostatographic development with ferrite developer materials
US4075391A (en) * 1975-10-29 1978-02-21 Xerox Corporation Production of ferrite electrostatographic carrier materials having improved properties
US6979959B2 (en) * 2002-12-13 2005-12-27 Microsemi Corporation Apparatus and method for striking a fluorescent lamp
US7187139B2 (en) * 2003-09-09 2007-03-06 Microsemi Corporation Split phase inverters for CCFL backlight system
US7183727B2 (en) * 2003-09-23 2007-02-27 Microsemi Corporation Optical and temperature feedbacks to control display brightness
DE602004025593D1 (de) * 2003-10-06 2010-04-01 Microsemi Corp Stromteilungsschema und einrichtung für mehrfach-ccf-lampenbetrieb
US7279851B2 (en) * 2003-10-21 2007-10-09 Microsemi Corporation Systems and methods for fault protection in a balancing transformer
US7183724B2 (en) * 2003-12-16 2007-02-27 Microsemi Corporation Inverter with two switching stages for driving lamp
US7468722B2 (en) * 2004-02-09 2008-12-23 Microsemi Corporation Method and apparatus to control display brightness with ambient light correction
WO2005099316A2 (en) * 2004-04-01 2005-10-20 Microsemi Corporation Full-bridge and half-bridge compatible driver timing schedule for direct drive backlight system
US7250731B2 (en) 2004-04-07 2007-07-31 Microsemi Corporation Primary side current balancing scheme for multiple CCF lamp operation
US7755595B2 (en) 2004-06-07 2010-07-13 Microsemi Corporation Dual-slope brightness control for transflective displays
US7414371B1 (en) 2005-11-21 2008-08-19 Microsemi Corporation Voltage regulation loop with variable gain control for inverter circuit
US7569998B2 (en) * 2006-07-06 2009-08-04 Microsemi Corporation Striking and open lamp regulation for CCFL controller
TW200948201A (en) 2008-02-05 2009-11-16 Microsemi Corp Arrangement suitable for driving floating CCFL based backlight
US8093839B2 (en) * 2008-11-20 2012-01-10 Microsemi Corporation Method and apparatus for driving CCFL at low burst duty cycle rates
US9030119B2 (en) 2010-07-19 2015-05-12 Microsemi Corporation LED string driver arrangement with non-dissipative current balancer
US8754581B2 (en) 2011-05-03 2014-06-17 Microsemi Corporation High efficiency LED driving method for odd number of LED strings
CN103477712B (zh) 2011-05-03 2015-04-08 美高森美公司 高效led驱动方法

Also Published As

Publication number Publication date
DE1671007A1 (xx) 1971-04-08
US3565806A (en) 1971-02-23
GB1143448A (en) 1969-02-19
NL138805B (nl) 1973-05-15
NL6616023A (xx) 1967-05-24
FR1500736A (fr) 1967-11-03
DE1671007B2 (de) 1971-04-08

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