Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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NEC Corp
Original Assignee
NEC Corp
Nippon Electric Co Ltd
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Filing date
Publication date
Application filed by NEC Corp, Nippon Electric Co LtdfiledCriticalNEC Corp
Priority to JP1275077ApriorityCriticalpatent/JPS5397761A/en
Publication of JPS5397761ApublicationCriticalpatent/JPS5397761A/en
PURPOSE: To realize a system through which a specified frequency is modulated among the angle modulation signals through an evelope detection via a simplestructure band blocking filter circuit, etc. which blocks only the sinsle side band wave, which can be applied economically for the heterodyne relay, etc.
COPYRIGHT: (C)1978,JPO&Japio
JP1275077A1977-02-071977-02-07Detection system for angle modulation signal
PendingJPS5397761A
(en)