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Class 178/67.1 - Modified semicycle


Subclass of Class 178 - Telegraphy
Definition: Alternating current systems in which messages are sent by
No. of patents: 1
Last issue date: 08/08/1978


NumberTitleIssue Date
4106007Method and apparatus for transmitting intelligence over a carrier wave
A method and apparatus for transmitting intelligence over a carrier wave are disclosed in which a signal wave is combined with a carrier wave to produce a composite wave having a recognizable pattern of variations in intervals that are defined by preselec...
08/08/1978
 
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