Title:
HIGH SENSITIVITY SIGNAL DETECTION SYSTEM
Document Type and Number:
Japanese Patent JPS5395674
Kind Code:
A
Abstract:
PURPOSE: To detect the levels of input signals at high sensitivity with a simple constitution by converting the inputs to the signals of frequencies changing with time in correspondence to sweep frequencies.
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Inventors:
KATOU HARUHIKO
Application Number:
JP974877A
Publication Date:
August 22, 1978
Filing Date:
February 02, 1977
Export Citation:
Assignee:
NIPPON TELEGRAPH & TELEPHONE
International Classes:
G01R19/00; G01R29/00; G01R29/08; (IPC1-7): G01R29/00
Domestic Patent References:
| JP30002745A |