The resultant normalized frequency has units of half-cycles/sample or equivalently cycles per 2 samples. Sometimes, the unnormalized frequency is represented in units of radians/second (angular frequency), and denoted by When is normalized by the sample-rate (samples/sec), the resulting units are radians/sample.ometimes, the unnormalized frequency is represented in units of radians/second (angular frequency), and denoted by When is normalized by the sample-rate (samples/sec), the resulting units are radians/sample.
Hilum (noun). the eye of a bean or other seed; the mark or scar at the point of attachment of an ovule or seed to its base or support; -- called also hile. Hilum (noun). the part of a gland, or similar organ, where the blood vessels and nerves enter; the hilus; as, the hilum of the kidney.
Mylar is a brand name that has come to be commonly used when talking about biaxially oriented polyethylene terephthalate (BOPET) polyester film, much like people commonly say Kleenex when referring to tissues. Mylar is strong and transparent, See What is Mylar used as a coating on paper, giving it a wide range of uses. By the 1970s, Mylar had become DuPont's best-selling film. Mylar is now a product of a joint venture, DuPont Teijin Films.