NL25907C - - Google Patents
Info
- Publication number
- NL25907C NL25907C NL28843A NL28843A NL25907C NL 25907 C NL25907 C NL 25907C NL 28843 A NL28843 A NL 28843A NL 28843 A NL28843 A NL 28843A NL 25907 C NL25907 C NL 25907C
- Authority
- NL
- Netherlands
Links
Classifications
-
- 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
- G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
- G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
- G01S15/06—Systems determining the position data of a target
- G01S15/08—Systems for measuring distance only
- G01S15/10—Systems for measuring distance only using transmission of interrupted, pulse-modulated waves
- G01S15/14—Systems for measuring distance only using transmission of interrupted, pulse-modulated waves wherein a voltage or current pulse is initiated and terminated in accordance respectively with the pulse transmission and echo reception
-
- 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
- G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
- G01S1/72—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using ultrasonic, sonic or infrasonic waves
-
- 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
- G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
- G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
- G01S15/06—Systems determining the position data of a target
- G01S15/08—Systems for measuring distance only
- G01S15/10—Systems for measuring distance only using transmission of interrupted, pulse-modulated waves
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Measurement Of Current Or Voltage (AREA)
- Geophysics And Detection Of Objects (AREA)
- Recording Measured Values (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR28798X | 1924-03-01 | ||
| FR29543X | 1924-10-16 | ||
| FR576281T | 1924-10-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL25907C true NL25907C (de) | 1932-01-15 |
Family
ID=31950297
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL28843A NL25907C (de) | 1924-03-01 | 1924-12-19 | |
| NL45914A NL25110C (de) | 1924-03-01 | 1929-04-18 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL45914A NL25110C (de) | 1924-03-01 | 1929-04-18 |
Country Status (4)
| Country | Link |
|---|---|
| DE (1) | DE454007C (de) |
| FR (3) | FR576281A (de) |
| GB (3) | GB227801A (de) |
| NL (2) | NL25907C (de) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2477062A (en) * | 1939-03-02 | 1949-07-26 | Jacobi Ernst | Apparatus for recording of rapidly varying processes |
| US2444935A (en) * | 1944-10-31 | 1948-07-13 | Henry J Kurtz | Apparatus for measuring short time intervals |
| FR959536A (de) * | 1945-03-10 | 1950-03-31 | ||
| US2444439A (en) * | 1945-03-26 | 1948-07-06 | Standard Telephones Cables Ltd | Beacon receiver means |
| US2553629A (en) * | 1946-01-25 | 1951-05-22 | Leeds & Northrup Co | Exhibiting instrument |
| DE948643C (de) * | 1952-06-25 | 1956-09-06 | Atlas Werke Ag | Vorrichtung zum Vermessen von Gewaessern |
| DE1241125B (de) * | 1957-03-04 | 1967-05-24 | Bendix Corp | Verfahren und Anordnung zur Entfernungsmessung zwischen zwei Punkten nach dem Rueckstrahlprinzip |
| DE1294684B (de) * | 1962-02-14 | 1969-05-08 | Krupp Gmbh | Vorrichtung zur Aufzeichnung von Querprofilen, insbesondere von Wasserstrassen |
-
1924
- 1924-01-14 FR FR576281D patent/FR576281A/fr not_active Expired
- 1924-03-01 FR FR28798D patent/FR28798E/fr not_active Expired
- 1924-10-16 FR FR29543D patent/FR29543E/fr not_active Expired
- 1924-12-02 GB GB28856/24A patent/GB227801A/en not_active Expired
- 1924-12-02 GB GB28904/24A patent/GB230013A/en not_active Expired
- 1924-12-19 NL NL28843A patent/NL25907C/xx active
- 1924-12-31 GB GB31373/24A patent/GB241505A/en not_active Expired
-
1925
- 1925-01-11 DE DEL62106D patent/DE454007C/de not_active Expired
-
1929
- 1929-04-18 NL NL45914A patent/NL25110C/xx active
Also Published As
| Publication number | Publication date |
|---|---|
| NL25110C (de) | 1931-10-15 |
| FR576281A (fr) | 1924-08-13 |
| FR29543E (fr) | 1925-08-22 |
| GB227801A (en) | 1926-02-04 |
| GB241505A (en) | 1926-03-31 |
| DE454007C (de) | 1927-12-24 |
| FR28798E (fr) | 1925-03-23 |
| GB230013A (en) | 1926-03-02 |