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Communications
Class Information
Number:
342/21
Name:
Communications: directive radio wave systems and devices (e.g., radar, radio navigation)
> Base band system
Description:
Subject matter wherein a radar signal extends over a broad band of frequencies rather than being at a single carrier frequency.
Patents under this class:
1
2
3
Patent Number
Title Of Patent
Date Issued
4150375
Interferometric protective system for vehicles
Apr. 17, 1979
4126860
Wire detector
Nov. 21, 1978
4063240
Electronic docking system
Dec. 13, 1977
4062010
Underground pipe detector
Dec. 6, 1977
4017854
Apparatus for angular measurement and beam forming with baseband radar systems
Apr. 12, 1977
3983422
Detector having a constant false alarm rate
Sep. 28, 1976
3934252
Closed loop tunnel diode receiver for operation with a base band semiconductor transmitter
Jan. 20, 1976
1
2
3
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