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Class Information
Number: 342/194
Name: Communications: directive radio wave systems and devices (e.g., radar, radio navigation) > With particular circuit > Complex signal (in phase and quadrature)
Description: Subject matter including receiver circuit means to separate returned radar signals into "in phase" and quadrature" components.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| RE30288 |
Intrusion detection system |
May. 27, 1980 |
| 4183024 |
Side-looking radar systems |
Jan. 8, 1980 |
| 4173017 |
Programmable signal processor for Doppler filtering |
Oct. 30, 1979 |
| 4168501 |
Method and system for moving target elimination and indication |
Sep. 18, 1979 |
| 4168500 |
Method and system for moving target elimination and indication using smoothing filters |
Sep. 18, 1979 |
| 4163975 |
Method of measuring the altitude of a target maneuvering at a very low elevation, and a tracking radar using same |
Aug. 7, 1979 |
| 4160975 |
Correction circuit for wide bandwidth antenna |
Jul. 10, 1979 |
| 4160249 |
Analogue storage and processing system |
Jul. 3, 1979 |
| 4153899 |
MTI radar system and method |
May. 8, 1979 |
| 4150376 |
Side-looking radar systems |
Apr. 17, 1979 |
| 4143372 |
Side-lobe blanking arrangement for a radar system |
Mar. 6, 1979 |
| 4139850 |
Arrangement for detecting the presence of radar echos in a pulsed radar system |
Feb. 13, 1979 |
| 4137532 |
VIP doppler filter bank signal processor for pulse doppler radar |
Jan. 30, 1979 |
| 4137533 |
Angle/vector processed, phase-accumulated single vector rotation, variable order adaptive MTI processor |
Jan. 30, 1979 |
| 4136341 |
Radar system employing two kinds of pulses |
Jan. 23, 1979 |
| 4132990 |
AMTI target/clutter discriminator |
Jan. 2, 1979 |
| 4131889 |
Miniature doppler radar systems and microwave receivers suitable therefor |
Dec. 26, 1978 |
| 4122448 |
Automatic phase and gain balance controller for a baseband processor |
Oct. 24, 1978 |
| 4110753 |
Device for processing signals from a coherent pulse radar |
Aug. 29, 1978 |
| 4104631 |
Method and system for clutter blanking in a radar target processor |
Aug. 1, 1978 |
| 4103301 |
Constant false alarm rate moving target indication radar system (CFAR-MTI) |
Jul. 25, 1978 |
| 4101889 |
Constant false alarm rate doppler radar system |
Jul. 18, 1978 |
| 4095224 |
Digital phase correction for coherent-on-receive pulsed radar system |
Jun. 13, 1978 |
| 4093949 |
Clutter tracker using a smoothed doppler frequency measurement |
Jun. 6, 1978 |
| 4087815 |
Hybrid digital-optical radar signal processor |
May. 2, 1978 |
| 4083049 |
Moving target radar |
Apr. 4, 1978 |
| 4075630 |
Signal processor |
Feb. 21, 1978 |
| 4068234 |
Frequency scanned illumination imaging array |
Jan. 10, 1978 |
| 4065768 |
Radar apparatus |
Dec. 27, 1977 |
| 4064511 |
Clutter subtraction system |
Dec. 20, 1977 |
| 4062011 |
MTI System processor and method |
Dec. 6, 1977 |
| 4054879 |
Dual-frequency, remote ocean-wave spectrometer |
Oct. 18, 1977 |
| 4053886 |
Stepped dual-frequency, ocean-wave spectrometer |
Oct. 11, 1977 |
| 4053885 |
Moving target indication radar |
Oct. 11, 1977 |
| 4053882 |
Polarization radar method and system |
Oct. 11, 1977 |
| 4047173 |
FM pulse compression radar |
Sep. 6, 1977 |
| 4045797 |
Radar doppler frequency measuring apparatus |
Aug. 30, 1977 |
| 4042925 |
Pseudo-random code (PRC) surveilance radar |
Aug. 16, 1977 |
| 4042924 |
MTI clutter tracking and cancelling system |
Aug. 16, 1977 |
| 4041488 |
Doppler radar system |
Aug. 9, 1977 |
| 4040055 |
Digital compensator for transmitter instability |
Aug. 2, 1977 |
| 4038540 |
Quadrature correlation pulse detector |
Jul. 26, 1977 |
| 4035799 |
Digital mean clutter doppler compensation system |
Jul. 12, 1977 |
| 4034370 |
Second order motion compensator for high resolution radar |
Jul. 5, 1977 |
| 4034376 |
Radio direction finder with array element signal processing |
Jul. 5, 1977 |
| 4028699 |
Search radar |
Jun. 7, 1977 |
| 4028700 |
Pulse compression radar and method of operating such a radar |
Jun. 7, 1977 |
| 4021804 |
Synchronized, coherent timing system for coherent-on-receive radar system |
May. 3, 1977 |
| 4021805 |
Sidelobe blanking system |
May. 3, 1977 |
| 4016567 |
CCD range-doppler processor |
Apr. 5, 1977 |
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