CA2007865A1 - Integrated altimeter and doppler velocity sensor arrangement - Google Patents
Integrated altimeter and doppler velocity sensor arrangementInfo
- Publication number
- CA2007865A1 CA2007865A1 CA2007865A CA2007865A CA2007865A1 CA 2007865 A1 CA2007865 A1 CA 2007865A1 CA 2007865 A CA2007865 A CA 2007865A CA 2007865 A CA2007865 A CA 2007865A CA 2007865 A1 CA2007865 A1 CA 2007865A1
- Authority
- CA
- Canada
- Prior art keywords
- velocity sensor
- sensor arrangement
- doppler velocity
- altimeter
- transmitter
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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
- G01S13/342—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 using sinusoidal modulation
-
- 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
- G01S13/345—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 using triangular modulation
-
- 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
- G01S13/60—Velocity or trajectory determination systems; Sense-of-movement determination systems wherein the transmitter and receiver are mounted on the moving object, e.g. for determining ground speed, drift angle, ground track
-
- 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
- G01S13/88—Radar or analogous systems specially adapted for specific applications
- G01S13/882—Radar or analogous systems specially adapted for specific applications for altimeters
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Radar Systems Or Details Thereof (AREA)
Abstract
A transmitter section of the arrangement includes an altimeter transmitter and a Doppler transmitter. The transmitters both provide frequency-modulated outputs. The altimeter transmitter is linear-FM while the Doppler transmitter is sine-FM.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA 2007865 CA2007865C (en) | 1990-01-03 | 1990-01-03 | Integrated altimeter and doppler velocity sensor arrangement |
JP40879390A JPH0572325A (en) | 1990-01-03 | 1990-12-28 | Integrated-type altimeter and doppler speed sensor apparatus as unitary configuration |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA 2007865 CA2007865C (en) | 1990-01-03 | 1990-01-03 | Integrated altimeter and doppler velocity sensor arrangement |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2007865A1 true CA2007865A1 (en) | 1991-07-03 |
CA2007865C CA2007865C (en) | 1994-09-20 |
Family
ID=4144033
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA 2007865 Expired - Fee Related CA2007865C (en) | 1990-01-03 | 1990-01-03 | Integrated altimeter and doppler velocity sensor arrangement |
Country Status (2)
Country | Link |
---|---|
JP (1) | JPH0572325A (en) |
CA (1) | CA2007865C (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116106886A (en) * | 2023-04-11 | 2023-05-12 | 烟台初心航空科技有限公司 | Airborne radio altimeter device based on frequency modulation continuous wave |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011185661A (en) * | 2010-03-05 | 2011-09-22 | Japan Radio Co Ltd | Radar system and sensor interface system |
JP2011242199A (en) * | 2010-05-17 | 2011-12-01 | Japan Radio Co Ltd | Ranging environment simulation device |
-
1990
- 1990-01-03 CA CA 2007865 patent/CA2007865C/en not_active Expired - Fee Related
- 1990-12-28 JP JP40879390A patent/JPH0572325A/en active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116106886A (en) * | 2023-04-11 | 2023-05-12 | 烟台初心航空科技有限公司 | Airborne radio altimeter device based on frequency modulation continuous wave |
CN116106886B (en) * | 2023-04-11 | 2023-06-23 | 烟台初心航空科技有限公司 | Airborne radio altimeter device based on frequency modulation continuous wave |
Also Published As
Publication number | Publication date |
---|---|
CA2007865C (en) | 1994-09-20 |
JPH0572325A (en) | 1993-03-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
MKLA | Lapsed |