NL6910835A - - Google Patents
Info
- Publication number
- NL6910835A NL6910835A NL6910835A NL6910835A NL6910835A NL 6910835 A NL6910835 A NL 6910835A NL 6910835 A NL6910835 A NL 6910835A NL 6910835 A NL6910835 A NL 6910835A NL 6910835 A NL6910835 A NL 6910835A
- 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
- 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
- G01S13/06—Systems determining position data of a target
- G01S13/08—Systems for measuring distance only
- G01S13/32—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated
- G01S13/34—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated using transmission of continuous, frequency-modulated waves while heterodyning the received signal, or a signal derived therefrom, with a locally-generated signal related to the contemporaneously transmitted signal
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB3367468 | 1968-07-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6910835A true NL6910835A (de) | 1970-01-19 |
Family
ID=10355975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6910835A NL6910835A (de) | 1968-07-15 | 1969-07-15 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3611378A (de) |
| CH (1) | CH493854A (de) |
| DE (1) | DE1935011C3 (de) |
| FR (1) | FR2012996A1 (de) |
| GB (1) | GB1227879A (de) |
| NL (1) | NL6910835A (de) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6426717B1 (en) | 2001-05-11 | 2002-07-30 | Rockwell Collins, Inc. | Single antenna FM radio altimeter operating in a continuous wave mode and an interrupted continuous wave mode |
| US7095364B1 (en) * | 2005-08-04 | 2006-08-22 | The Boeing Company | Altitude measurement system and associated methods |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3403398A (en) * | 1967-06-01 | 1968-09-24 | Collins Radio Co | Double bounce second signal return filter corrected fmcw radio altimeter |
-
1968
- 1968-07-15 GB GB3367468A patent/GB1227879A/en not_active Expired
-
1969
- 1969-06-11 US US832359A patent/US3611378A/en not_active Expired - Lifetime
- 1969-07-10 DE DE1935011A patent/DE1935011C3/de not_active Expired
- 1969-07-11 CH CH1060269A patent/CH493854A/de not_active IP Right Cessation
- 1969-07-15 FR FR6923997A patent/FR2012996A1/fr not_active Withdrawn
- 1969-07-15 NL NL6910835A patent/NL6910835A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB1227879A (de) | 1971-04-07 |
| DE1935011C3 (de) | 1974-10-03 |
| DE1935011B2 (de) | 1974-03-07 |
| DE1935011A1 (de) | 1970-01-22 |
| CH493854A (de) | 1970-07-15 |
| FR2012996A1 (de) | 1970-03-27 |
| US3611378A (en) | 1971-10-05 |