COMPARATOR a device which compares two voltages or currents and switches its output to indicate which is larger. COMPARATOR WITH HYSTERESIS Hysteresis is achieved by positive feedback and makes the comparator less sensitive to noise on the input. [pic] VHYS = V2 – V’2 V2 = R2 R2 + R1 V2 = R2 R2 + R1 Jonathan Archer captain of the first starship Enterprise The most difficult task facing any captain, any crew, is the loss of a shipmate.
We've come here to honor one of our own. In the time we knew him, he showed us just how much one life can truly matter. We will never forget what he did for us, and for the ship he loved so much. We will go forward with renewed determination to complete this mission, so that his sacrifice won't just have been for the people on this ship, but for all the citizens of Earth. Samuel J. Palmisano Chairman of the Board and Chief Executive Officer IBM Corporation
There are, however, certain kinds of aspirations that can't be achieved through organizational capabilities, global reach or technology—or by applying the lessons of the past. To capture the biggest economic opportunities or to tackle society's most daunting problems—to imagine what the world might be, and actually to build it—people have sought something more fundamental: a unique ability to conceptualize opportunities, to analyze developments, to tackle and overcome grand challenges. SHINICHI SASAKI EXECUTIVE VICE PRESIDENT, TOYOTA MOTOR CORPORATIO
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Fully aware that support from customers is essential to its continued success, Toyota is striving to provide its customers with the highest-quality products and services under its “Customer First” policy. Based on the “kaizen (continuous improvement)” philosophy at the heart of its manufacturing activities, Toyota is working hard to continuously improve customer satisfaction through initiatives in all areas of its business activities, including development, purchasing, production, sales and after-sales services, throughout the entire Toyota Group.
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