ClassID:

172767

G01S13/785 - CPC Classification

Classification description:

Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified; Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted discriminating between different kinds of targets, e.g. IFF-radar, i.e. identification of friend or foe Distance Measuring Equipment [DME] systems

Sub-classes:
Recent Application in this class:
#1
20250012915
2025-01-09

Ranging Method and Apparatus

#2
20220075070
2022-03-10

Pseudo random number pulse control for distance measurement

#3
20200225316
2020-07-16

Fixed low intermediate frequency approach to distance measurement transmitter

#4
20200182996
2020-06-11

Method and device for transmitting and receiving data via UWB in wireless communication system

#5
20190361109
2019-11-28

HIGH PRECISION TIME OF FLIGHT MEASUREMENT SYSTEM FOR INDUSTRIAL AUTOMATION

#6
20190179004
2019-06-13

Distance estimating system

#7
20190113616
2019-04-18

Systems and methods for providing L-band RF architectures

#8
20180356504
2018-12-13

Systems, methods, and apparatuses for determining the distance between two positions

#9
20180239010
2018-08-23

High precision time of flight measurement system for industrial automation

#10
20180059235
2018-03-01

Asymmetric double-sided two-way ranging in an ultrawideband communication system

#11
20170358227
2017-12-14

Systems and methods for providing an integrated TCAS, transponder, and DME system using a dedicated DME antenna

#12
20170271755
2017-09-21

Systems and methods for providing a DME L-band shared antenna

#13
20170168154
2017-06-15

Method, a system, a transponder, and a position detection apparatus for a precise measurement of a position

#14
20170116865
2017-04-27

Ground based navigation aid equipment for aircraft safety

#15
20160116565
2016-04-28

RFID tag distance measurer

#16
20150102953
2015-04-16

Systems and methods for remote L-band smart antenna distance measuring equipment diversity

#17
20150054526
2015-02-26

Method and apparatus for distance measuring equipment (DME/normal) using alternative pulse shapes

#18
20150054525
2015-02-26

Method and apparatus for distance measuring equipment (DME/normal) using a smoothed concave polygonal pulse shape

#19
20140347168
2014-11-27

RFID tag distance measurer

#20
20140015707
2014-01-16

Systems and methods for providing diversity-distance-measuring equipment

#21
20130293421
2013-11-07

Terrestrial position and timing system

#22
20120162014
2012-06-28

System and method for aircraft navigation using signals transmitted in the DME transponder frequency range

#23
20110298649
2011-12-08

Navigation, identification, and collision avoidance antenna systems

#24
20110156878
2011-06-30

System and method for providing timing services and DME aided multilateration for ground surveillance

#25
20110022249
2011-01-27

Distributed architecture for all radionavigation aids

#26
20100328139
2010-12-30

Distance measuring equipment and distance measuring equipment monitor system

#27
20100315283
2010-12-16

Pulse detecting equipment

#28
20100001895
2010-01-07

METHOD AND APPARATUS FOR DETERMINING DME REPLY EFFICIENCY

#29
20090164160
2009-06-25

Methods and systems for determining a received signal frequency

#30
20090033541
2009-02-05

DME ground apparatus

#31
20080297399
2008-12-04

DME ground apparatus

#32
20080297398
2008-12-04

DME ground apparatus

#33
20080252511
2008-10-16

Method for automatically selecting radionavigation beacons

#34
20080238759
2008-10-02

Integrated distance measuring equipment and transponder system and method

#35
20080204303
2008-08-28

Pulse signal transmitting apparatus, method of adjusting waveform of the same, and DME ground station apparatus

#36
20060262005
2006-11-23

Method of electromagnetic coupling between a radar in the L band and radionavigation equipment item and autoprotection and radionavigation device

#37
20060232470
2006-10-19

System for the relative navigation of aircraft and spacecraft using a phased array antenna

#38
20050104767
2005-05-19

Device and method for the suppression of pulsed wireless signals

#39
13604101
2015-08-25

Aircraft distance measuring equipment with directional interrogation