NL127209C - - Google Patents
Info
- Publication number
- NL127209C NL127209C NL127209DA NL127209C NL 127209 C NL127209 C NL 127209C NL 127209D A NL127209D A NL 127209DA NL 127209 C NL127209 C NL 127209C
- Authority
- NL
- Netherlands
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
- G01P3/42—Devices characterised by the use of electric or magnetic means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO 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
- G01S13/00—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
- G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
- G01S13/50—Systems of measurement based on relative movement of target
- G01S13/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
- G01S13/581—Velocity or trajectory determination systems; Sense-of-movement determination systems using transmission of interrupted pulse modulated waves and based upon the Doppler effect resulting from movement of targets
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US594239XA | 1944-03-21 | 1944-03-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL127209C true NL127209C (en(2012)) |
Family
ID=22022859
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL127209D NL127209C (en(2012)) | 1944-03-21 |
Country Status (3)
Country | Link |
---|---|
FR (1) | FR938304A (en(2012)) |
GB (1) | GB594239A (en(2012)) |
NL (1) | NL127209C (en(2012)) |
-
0
- NL NL127209D patent/NL127209C/xx active
-
1945
- 1945-03-12 GB GB6206/45A patent/GB594239A/en not_active Expired
-
1946
- 1946-08-09 FR FR938304D patent/FR938304A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR938304A (fr) | 1948-09-10 |
GB594239A (en) | 1947-11-06 |