JPS53112092A - Frequency modulated carrier wave radar unit - Google Patents
Frequency modulated carrier wave radar unitInfo
- Publication number
- JPS53112092A JPS53112092A JP2663177A JP2663177A JPS53112092A JP S53112092 A JPS53112092 A JP S53112092A JP 2663177 A JP2663177 A JP 2663177A JP 2663177 A JP2663177 A JP 2663177A JP S53112092 A JPS53112092 A JP S53112092A
- Authority
- JP
- Japan
- Prior art keywords
- carrier wave
- wave radar
- frequency modulated
- modulated carrier
- radar unit
- 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.)
- Pending
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)
Abstract
PURPOSE:To eliminate the balance mixer on the receiving side and simplify circuit configurations by providing an adder which adds the correction signal whose phase with an amplitude level is adjusted from a mudulation signal to the beat frequency signals being outputted from the mixer.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2663177A JPS53112092A (en) | 1977-03-11 | 1977-03-11 | Frequency modulated carrier wave radar unit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2663177A JPS53112092A (en) | 1977-03-11 | 1977-03-11 | Frequency modulated carrier wave radar unit |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS53112092A true JPS53112092A (en) | 1978-09-30 |
Family
ID=12198787
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2663177A Pending JPS53112092A (en) | 1977-03-11 | 1977-03-11 | Frequency modulated carrier wave radar unit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS53112092A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58113775A (en) * | 1982-12-08 | 1983-07-06 | Hitachi Ltd | Doppler radar device |
-
1977
- 1977-03-11 JP JP2663177A patent/JPS53112092A/en active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58113775A (en) * | 1982-12-08 | 1983-07-06 | Hitachi Ltd | Doppler radar device |
JPH0113073B2 (en) * | 1982-12-08 | 1989-03-03 | Hitachi Seisakusho Kk |
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