Advanced thin-film technology beefs up LED performance Product News 11/30/2005 Post a comment OSRAM Opto Semiconductors Inc. has made significant improvements to its proprietary thin-film technology that have resulted in enhancements to the luminous efficacy and color palette of its Power TOPLED line of light-emitting diodes (LEDs) for automotive, signal and signage applications. The new Power TOPLED products are said to offer 150 percent greater efficiency and produce a wide variety of red and yellow tones. In addition, the new devices offer all the benefits of surface-mount technology
Phototriacs feature a low trigger current Product News 11/22/2005 Post a comment Vishay Intertechnology, Inc. has unveiled a new line of phototriacs that feature a low trigger current of 1.6 mA, which the company said is lower than any other competitive device. The new devices also provide a static dV/dt greater than 5 kV/microsecond.
IBM claims better LED News & Analysis 11/17/2005 Post a comment IBM Corp. unveiled what is said is the world's first electroluminescent nanotube transistor and claimed it glows 1,000 times brighter than a light-emitting diode.
Avanex narrows loss after restructuring News & Analysis 11/9/2005 Post a comment Photonic components supplier Avanex Corp. reported a net loss of $16.9 million, or 12 cents per share on sales of $41.2 million in the first fiscal 2006 quarter ended September, compared with a net loss of $42.8 million, or 30 cents per share on sales of $42.7 million in the prior quarter.
Vishay sales fall, earnings up sequentially News & Analysis 11/4/2005 Post a comment Passive components and semiconductor supplier Vishay Intertechnology Inc. reported earnings of $19.9 million, or 11 cents per share on sales of $566.1 million the third quarter of 2005, compared to $22.1 million, or 13 cents per share on sales of $584.3 million in the year-ago quarter.
Infrared phototransistors shrink in size Product News 11/3/2005 Post a comment Now available in a 1206 case size, TT electronics OPTEK Technology's new series of NPN silicon transistors are designed for infrared detection in sensing applications. The new miniaturized surface-mount OP520/OP521 series devices tout fast response times of 15 microseconds for machine automation, miniature optical encoders and other high-speed, non-contact position sensing systems.
Blog Doing Math in FPGAs Tom Burke 2 comments For a recent project, I explored doing "real" (that is, non-integer) math on a Spartan 3 FPGA. FPGAs, by their nature, do integer math. That is, there's no floating-point ...