US PATENT SUBCLASS 708 / 270
.~.~ Function generation

Current as of: June, 1999
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708 /   HD   ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING

100  DF  ELECTRICAL DIGITAL CALCULATING COMPUTER {10}
200  DF  .~ Particular function performed {26}
270.~.~ Function generation {7}
271  DF  .~.~.~> Direct digital frequency synthesizer
272  DF  .~.~.~> Memory used to store waveshape
273  DF  .~.~.~> Counter as source (i.e., input)
274  DF  .~.~.~> Linear
275  DF  .~.~.~> Circular
276  DF  .~.~.~> Trigonometric
277  DF  .~.~.~> Logarithmic/exponential

DEFINITION

Classification: 708/270

Function generation:

(under subclass 200) Subject matter wherein a sequence of discrete values is generated to represent a desired waveform.

SEE OR SEARCH THIS CLASS, SUBCLASS:

8+, and 845+, for electrical hybrid or electrical analog computers which perform the function of function generation.

SEE OR SEARCH CLASS

327, Miscellaneous Active Electrical Nonlinear Devices,

Circuits, and Systems,

100+, for miscellaneous signal converting, shaping, or generating circuits.