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IPC 7
  G01S 11/00 - G01S 13/95  
G01S01500-G01S01795
 

SECTION G – PHYSICS


G 01MEASURING (counting G06M); TESTING


G 01 SRADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES (detecting masses or objects by methods not involving reflection or reradiation of radio, acoustic or other waves G01V)


15/

00Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems  [3]

Note

 The Notes following group G01S 13/00 also apply to this group.  [3]

15/

02.using reflection of acoustic waves (G01S 15/66 takes precedence)  [3]

15/

04..Systems determining presence of a target  [3]

15/

06..Systems determining position data of a target  [3]

15/

08...Systems for measuring distance only (indirect measurement G01S 15/46)  [3]

15/

10....using transmission of interrupted pulse-modulated waves (determination of distance by phase measurement G01S 15/32)  [3]

15/

12.....wherein the pulse-recurrence frequency is varied to provide a desired time relationship between the transmission of a pulse and the receipt of the echo of a preceding pulse  [3]

15/

14.....wherein a voltage or current pulse is initiated and terminated in accordance respectively with the pulse transmission and echo reception  [3]

15/

18.....wherein range gates are used  [3]

15/

32....using transmission of continuous unmodulated waves, amplitude-, frequency- or phase-modulated waves  [3]

15/

34.....using transmission of frequency-modulated waves and the received signal, or a signal derived therefrom, being heterodyned with a locally-generated signal related to the contemporaneous transmitted signal to give a beat-frequency signal  [3]

15/

36.....with phase comparison between the received signal and the contemporaneously transmitted signal  [3]

15/

42...Simultaneous measurement of distance and other coordinates (indirect measurement G01S 15/46)  [3]

15/

46...Indirect determination of position data  [3]

15/

50..Systems of measurement based on relative movement of target  [3]

15/

52...Discriminating between fixed and moving objects or between objects moving at different speeds  [3]

15/

58...Velocity or trajectory determination systems; Sense-of-movement determination systems  [3]

15/

60....wherein the transmitter and receiver are mounted on the moving object, e.g. for determining ground speed, drift angle, ground track  [3]

15/

62....Sense-of-movement determination  [3]

15/

66.Sonar tracking systems  [3]

15/

74.Systems using reradiation of acoustic waves, e.g. IFF, i.e. identification of friend or foe  [3]

15/

87.Combinations of sonar systems  [3]

15/

88.Sonar systems, specially adapted for specific applications (G01S 15/89 to G01S 15/96 take precedence; seismic or acoustic prospecting or detecting G01V 1/00)  [3,6]

15/

89.Sonar systems designed for mapping or imaging  [3]

 

15/

93.Sonar systems designed for anti-collision purposes  [3]

15/

96.Sonar systems designed for locating fish  [3]


17/

00Systems using the reflection or reradiation of electromagnetic waves other than radio waves  [3]

Note

 The Notes following group G01S 13/00 also apply to this group.  [3]

17/

02.Systems using the reflection of electromagnetic waves other than radio waves (G01S 17/66 takes precedence)  [3]

17/

06..Systems determining position data of a target  [3]

17/

08...for measuring distance only (indirect measurement G01S 17/46; using a parallactic triangle G01C 3/10, G01C 3/22, G01C 3/24, G01C 3/26)  [3]

17/

10....using transmission of interrupted pulse-modulated waves (determination of distance by phase measurements G01S 17/32)  [3]

17/

32....using transmission of continuous unmodulated waves, amplitude-, frequency-, or phase-modulated waves  [3]

17/

36.....with phase comparison between the received signal and the contemporaneously transmitted signal  [3]

17/

42...Simultaneous measurement of distance and other coordinates (indirect measurement G01S 17/46)  [3]

17/

46...Indirect determination of position data  [3]

17/

50..Systems of measurement based on relative movement of target  [3]

17/

58...Velocity or trajectory determination systems; Sense-of-movement determination systems  [3]

17/

66.Tracking systems using electromagnetic waves other than radio waves  [3]

17/

74.Systems using reradiation of electromagnetic waves other than radio waves, e.g. IFF, i.e. identification of friend or foe  [3]

17/

87.Combinations of systems using electromagnetic waves other than radio waves  [3]

17/

88.Lidar systems, specially adapted for specific applications (G01S 17/89 to G01S 17/95 take precedence)  [3]

17/

89.Lidar systems designed for mapping or imaging  [6]

17/

93.Lidar systems designed for anti-collision purposes  [6]

17/

95.Lidar systems designed for meteorological use  [6]


  G01S 11/00 - G01S 13/95   
 

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