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15
/ 00 Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems [3]

Note
 

The Notes following group G 01 S 13/00 also apply to this group. [3]

15
/ 02 • using reflection of acoustic waves (G 01 S 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 G 01 S 15/46) [3]  

15
/ 10 • • • • using transmission of interrupted pulse-modulated waves (determination of distance by phase measurement G 01 S 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 G 01 S 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 (G 01 S 15/89 to G 01 S 15/96 take precedence; seismic or acoustic prospecting or detecting G 01 V 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
/ 00 Systems using the reflection or reradiation of electromagnetic waves other than radio waves [3]

Note
 

The Notes following group G 01 S 13/00 also apply to this group. [3]

17
/ 02 • Systems using the reflection of electromagnetic waves other than radio waves (G 01 S 17/66 takes precedence) [3]  

17
/ 06 • • Systems determining position data of a target [3]  

17
/ 08 • • • for measuring distance only (indirect measurement G 01 S 17/46; using a parallactic triangle G 01 C 3/10, G 01 C 3/22, G 01 C 3/24, G 01 C 3/26) [3]  

17
/ 10 • • • • using transmission of interrupted pulse-modulated waves (determination of distance by phase measurements G 01 S 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 G 01 S 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 (G 01 S 17/89 to G 01 S 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]  

 

 

 
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