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Class Information
Number: 342/135
Name: Communications: directive radio wave systems and devices (e.g., radar, radio navigation) > Determining distance > With pulse modulation > Digital (e.g., with counter)
Description: Subject matter including digitally processing the returned radar signal.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 5914683 |
Ultra high resolution ranging unit |
Jun. 22, 1999 |
| 5892576 |
Process and device for the electro-optical measurement of distance |
Apr. 6, 1999 |
| 5880821 |
Self-calibrating precision timing circuit and method for a laser range finder |
Mar. 9, 1999 |
| 5852491 |
Distance measuring apparatus |
Dec. 22, 1998 |
| 5828443 |
Distance measuring apparatus |
Oct. 27, 1998 |
| 5798729 |
Radar apparatus |
Aug. 25, 1998 |
| 5793327 |
CW radar range measuring system |
Aug. 11, 1998 |
| 5757309 |
Spatial frequency feature extraction for a classification system using wavelets |
May. 26, 1998 |
| 5736957 |
Delay compensated doppler radar altimeter |
Apr. 7, 1998 |
| 5731781 |
Continuous wave wideband precision ranging radar |
Mar. 24, 1998 |
| 5726742 |
Circuit and method for determining time of arrival |
Mar. 10, 1998 |
| 5703678 |
Self-calibrating precision timing circuit and method for a laser range finder |
Dec. 30, 1997 |
| 5652594 |
Signal processor affording improved immunity to medium anomalies and interference in remote object detection system |
Jul. 29, 1997 |
| 5610613 |
Analog to digital conversion system |
Mar. 11, 1997 |
| 5574552 |
Self-calibrating precision timing circuit and method for a laser range finder |
Nov. 12, 1996 |
| 5568150 |
Method and apparatus for hybrid analog-digital pulse compression |
Oct. 22, 1996 |
| 5552878 |
Electronic vernier for laser range finder |
Sep. 3, 1996 |
| 5550549 |
Transponder system and method |
Aug. 27, 1996 |
| 5546088 |
High-precision radar range finder |
Aug. 13, 1996 |
| 5530539 |
Apparatus for measuring the transit time of electromagnetic waves |
Jun. 25, 1996 |
| 5497160 |
Method and apparatus for improved auto-correlation and range correlation in pseudo-random noise coded systems |
Mar. 5, 1996 |
| 5481270 |
Radar with adaptive range sidelobe suppression |
Jan. 2, 1996 |
| 5365184 |
Quadrature phase processing |
Nov. 15, 1994 |
| 5357331 |
System for processing reflected energy signals |
Oct. 18, 1994 |
| 5330292 |
System and method for transmitting and calculating data in shield machine |
Jul. 19, 1994 |
| 5321409 |
Radar system utilizing chaotic coding |
Jun. 14, 1994 |
| 5262837 |
Laser range finder |
Nov. 16, 1993 |
| 5175553 |
Telemetric process for measuring short distances |
Dec. 29, 1992 |
| 5173706 |
Radar processor with range sidelobe reduction following doppler filtering |
Dec. 22, 1992 |
| 5153664 |
Telemetric process and apparatus |
Oct. 6, 1992 |
| 5102219 |
Method and means in optical distance meters |
Apr. 7, 1992 |
| 5102220 |
Pulse delay measuring circuit |
Apr. 7, 1992 |
| 5036324 |
Pulse compression technique for high duty factor radar |
Jul. 30, 1991 |
| 4872013 |
Method and device for the slant range correction of a short-range radar |
Oct. 3, 1989 |
| 4851852 |
Decorrelation tolerant coherent radar altimeter |
Jul. 25, 1989 |
| 4835480 |
Electronic signal synchronization apparatus for radar and the like |
May. 30, 1989 |
| 4699508 |
Method of measuring the distance of a target and apparatus for its performance |
Oct. 13, 1987 |
| 4620788 |
Apparatus for measuring pulse signal delay interval |
Nov. 4, 1986 |
| 4615617 |
Pulse delay measurement apparatus |
Oct. 7, 1986 |
| 4613231 |
Laser range finder with non-linearity compensation |
Sep. 23, 1986 |
| 4602258 |
Process for removing distance measurement ambiguity and a radar using this process |
Jul. 22, 1986 |
| 4454512 |
Secondary radar system |
Jun. 12, 1984 |
| 4429310 |
Random binary waveform encoded ranging apparatus |
Jan. 31, 1984 |
| 4357609 |
Noncoherent two way ranging apparatus |
Nov. 2, 1982 |
| 4308537 |
Automatic range containment system |
Dec. 29, 1981 |
| 4297703 |
Telemetry device for tracking radar and radar system comprising such a device |
Oct. 27, 1981 |
| 4281327 |
Range corrector circuit for a bistatic passive radar display |
Jul. 28, 1981 |
| 4203112 |
Method and system for increasing the distance which can be unambiguously measured by a radar system |
May. 13, 1980 |
| 4195297 |
Short range radar tracking apparatus |
Mar. 25, 1980 |
| 4159873 |
Rangefinder and digital single shot circuit |
Jul. 3, 1979 |
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