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2009-03-02 Ref design fuses LCD power supply, inverter
ON Semiconductor has announced the availability of its latest GreenPoint open reference design for LCD TV power supplies.
2006-05-19 O2Micro obtains patent jury verdict on inverter controller
O2Micro announced that the jury in the U.S. District Court of the Eastern District of Texas returned a favorable verdict on its patent infringement action against BiTEK, SPI, FSP and Lien Chang Electronic.
2006-10-25 O2Micro granted patent for inverter IC brightness
O2Micro International Ltd was granted five claims under U.S. patent number 7,095,392 for its Inverter Controller Automatic Brightness Adjustment architecture.
2005-07-14 O2Micro granted patent for inverter controller architecture
O2Micro has received seven claims under U.S. patent number 6,900,993 for its inverter controller architecture
2005-02-28 O2Micro gets inverter patent for Royer Raptor product
O2Micro has received 7 claims under United States patent number 6,856,519 for its Royer Raptor Inverter controller invention.
2004-11-23 O2Micro gets inverter controller patent
O2Micro Int. Ltd has received six claims under United States patent number 6,809,938 for its adaptive inverter controller.
2005-11-17 Controller drives CCFLs with full-bridge resonant inverter
Maxim Integrated Products introduced an integrated inverter controller designed to drive CCFLs using a full-bridge resonant inverter for maximum efficiency.
2009-12-09 Backlight controller improves LCD TV contrast
From Microsemi Corp. comes a CCFL backlight inverter controller that improves black-level quality and dynamic contrast performance in 40-inch-and-larger LCD TV.
2006-11-24 Sensorless motor controller targets intelligent pumps
IR's new mixed-signal control IC for pumps integrates all the control and analog interface functions required for sensorless sinusoidal control of permanent magnet synchronous motors using DC link current measurements.
2004-03-10 Maxim backlight controller powers CCFLs
Maxim Integrated Products' integrated backlight controller is designed for powering cold-cathode fluorescent lamps
2002-07-02 Inverter modules power displays based on CCFLs
Microsemi Corp.'s LXM1617/18/23/24 PanelMatch series inverter modules are designed to power cold-cathode fluorescent lamps (CCFLs) used in LCD panels for applications ranging from notebook computers to factory automation displays
2006-10-12 Freescale unveils its first PoE/PD controller
Freescale's first single-chip PoE controller combines a powered device interface port supporting the IEEE 802.3af PoE standard and a pulse width modulator controller
2003-06-20 Fan speed controller negates inverter demands
The FSC0348 fan speed controller from Erskine Systems Ltd offers capital equipment and operating cost reductions
2004-07-29 Fairchild inverter/driver IC has PWM controller
Fairchild released a new full-bridge inverter/driver IC that integrates a pulse width modulation (PWM) controller in a 20-SSOP package.
2002-04-03 Endicott backlighting inverter rolls
Endicott Research's LD series of inverters, for 10.4-inch to 15-inch diagonal LCDs backlit by two to four CCFL, measures only 8mm high.
2001-05-14 Driving two three-phase inverters with deadband using the TMS320F240 DSP controller
This application note describes how Texas Instruments' TMS320F240 DSP controller can use PWM signals to drive a three-phase inverter with deadband.
2003-10-03 Controller IC eyes four-quadrant inverter systems
Supertex Inc. has released its HV461, a highly flexible ring generator controller IC that is designed to control a four-quadrant inverter with synchronous secondary rectifiers.
2005-07-27 Controller drives multiple CCFLs
A fully integrated controller designed to drive multiple cold-cathode fluorescent lamps (CCFL) used in LCD monitor and TV applications was recently announced by Maxim Integrated Products
1999-04-08 Advanced and economical household inverter air-conditioner controller solution
This paper presents a detailed description of the indoor MCU control, the outdoor inverter compressor control, the main circuit of the inverter, the interface between IPM (Intelligent Power Module) and MCU, SMPS (Switching Mode Power Supply) and intelligent SPWM algorithm
2007-11-09 16bit RISC controller targets large-screen LCDs
Seiko Epson Corp. has unveiled the S1C17801, a 16bit RISC controller designed for applications that require analog input, large-screen full-graphic LCDs and various types of interfaces
2005-03-11 ST adds FPGA block to wireless controller
STMicroelectronics said it has added a 4,000-equivalent-gate block of programmable logic to a new ARM9-based microcontroller aimed at the wireless infrastructure market.
2006-08-15 O2Micro granted inverter patent for LCD power supply
O2Micro International Ltd was issued nine claims under U.S. patent number 7,057,611 for its integrated power supply for LCD panel invention.
2001-09-19 LX1686 direct drive CCFL inverter design reference
This application note provides a guide for using Linfinity's LX1686 backlight controller chip in module and magnetic designs. A complete functional description of the chip is included, along with an applications information section
2004-09-02 O2Micro receives LCD TV/LCD monitor patents
O2Micro Int. Ltd has been granted 22 claims under the United States patent number 6,707,264 and 41 claims under the United States patent number 6,778,415 for its Phase-on demand invention.
2007-03-28 Judge rules in favor of O2Micro on patent suit
O2Micro announced that judgment has been entered and permanent injunction granted in its lawsuit against BiTek, SPI, FSP Group, and Lien Chang regarding patent infringement on its inverter controllers
2007-12-03 Full bridge flourescent backlight controllers suit LCD TVs
NXP's new full bridge fluorescent backlight controller ICs are designed specifically to address the trend toward growing display sizes, and the increased use of high-supply voltage backlight inverter solutions in LCD TV applications.
2011-09-01 Understanding inverters' role in the solar industry
Learn how solar inverters can eventually pave the way for further development of future energy-harvesting systems.
2006-07-17 TI's DSP controllers target power conversion, motor-control apps
Targeting digital power conversion and motor-control applications, Texas Instruments has added four new members to its TMS320F280xx digital signal controller family
2006-11-20 Ref design touts 90% efficiency for VR11 apps
Primarion's new PX3538 controller-based reference design, using a standard multiphase synchronous buck technology, touts 90 percent efficiency for VR11 applications
2002-10-22 IR driver ICs simplify variable speed motor designs
The IR2136 family of three-phase inverter-driver ICs combine six MOSFET or high voltage gate drivers to simplify variable speed motor designs
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