DE2144287B2 - Spektralanalysator - Google Patents
SpektralanalysatorInfo
- Publication number
- DE2144287B2 DE2144287B2 DE19712144287 DE2144287A DE2144287B2 DE 2144287 B2 DE2144287 B2 DE 2144287B2 DE 19712144287 DE19712144287 DE 19712144287 DE 2144287 A DE2144287 A DE 2144287A DE 2144287 B2 DE2144287 B2 DE 2144287B2
- Authority
- DE
- Germany
- Prior art keywords
- frequency
- mixer
- wobble
- band filter
- analyzer according
- 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
- 230000003595 spectral effect Effects 0.000 title claims 7
- 238000001228 spectrum Methods 0.000 claims description 22
- 238000011144 upstream manufacturing Methods 0.000 claims description 3
- 238000011156 evaluation Methods 0.000 claims description 2
- 230000000737 periodic effect Effects 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 claims 1
- 238000000034 method Methods 0.000 description 3
- 230000001427 coherent effect Effects 0.000 description 2
- 240000004808 Saccharomyces cerevisiae Species 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 238000010183 spectrum analysis Methods 0.000 description 1
- 238000010408 sweeping Methods 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
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
- G01S13/50—Systems of measurement based on relative movement of target
- G01S13/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
- G01S13/64—Velocity measuring systems using range gates
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
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)
- Measurement Of Resistance Or Impedance (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB42375/70A GB1299023A (en) | 1970-09-04 | 1970-09-04 | Improvements in or relating to spectrum analysers |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2144287A1 DE2144287A1 (de) | 1972-03-09 |
| DE2144287B2 true DE2144287B2 (de) | 1977-01-20 |
Family
ID=10424148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19712144287 Granted DE2144287B2 (de) | 1970-09-04 | 1971-09-03 | Spektralanalysator |
Country Status (5)
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3949312A (en) * | 1974-09-16 | 1976-04-06 | American Electronic Laboratories, Inc. | Frequency scanning means and method |
| GB1532242A (en) * | 1975-05-14 | 1978-11-15 | Marconi Co Ltd | Radar |
| US4005417A (en) * | 1975-08-14 | 1977-01-25 | Raytheon Company | Frequency spectrum analyzer |
| US4131852A (en) * | 1977-09-28 | 1978-12-26 | The United States Of America As Represented By The Secretary Of The Air Force | Single dispersive delay line compressive receiver |
| USRE31943E (en) * | 1978-05-01 | 1985-07-09 | Typologics, Inc. | Multichannel coherent receiver |
| US4204165A (en) * | 1978-05-01 | 1980-05-20 | Typoligics, Inc. | Multichannel coherent receiver |
| US4238727A (en) * | 1978-12-22 | 1980-12-09 | Systron-Donner Corporation | Digitally programmable apparatus for generating a substantially linear ramp signal |
| DE2928907A1 (de) * | 1979-07-18 | 1981-06-19 | Siemens AG, 1000 Berlin und 8000 München | Verfahren zur klassifizierung bewegter ziele |
| US4270209A (en) * | 1979-12-07 | 1981-05-26 | International Telephone And Telegraph Corporation | Digital compressive receiver |
| US5079735A (en) * | 1990-02-20 | 1992-01-07 | Sanders Associates, Inc. | High-dynamic-range compressive receiver |
| US5387867A (en) * | 1993-07-26 | 1995-02-07 | The United States Of America As Represented By The Dept. Of Health And Human Services | Pulsed low frequency EPR spectrometer and imager |
| US5561364A (en) * | 1994-09-12 | 1996-10-01 | The United States Of America As Represented By The Secretary Of The Army | RF pulse detection |
| US5736845A (en) * | 1994-11-11 | 1998-04-07 | Advantest Corp. | Spectrum analyzer having image frequency eliminating device |
| US7116092B2 (en) * | 2004-07-28 | 2006-10-03 | International Business Machines Corporation | Integrated spectrum analyzer circuits and methods for providing on-chip diagnostics |
| US8774837B2 (en) | 2011-04-30 | 2014-07-08 | John Anthony Wright | Methods, systems and apparatuses of emergency vehicle locating and the disruption thereof |
| US10514441B2 (en) | 2013-03-15 | 2019-12-24 | Valentine Research, Inc. | High probability of intercept radar detector |
| US9658319B2 (en) | 2013-03-15 | 2017-05-23 | Valentine Research, Inc. | High probability of intercept radar detector |
| JP6196793B2 (ja) * | 2013-03-28 | 2017-09-13 | アンリツ株式会社 | ミリ波帯スペクトラム解析装置 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2941202A (en) * | 1951-08-04 | 1960-06-14 | Sylvania Electric Prod | Modified cross-correlation radio system and method |
| US2954465A (en) * | 1958-08-07 | 1960-09-27 | Cutler Hammer Inc | Signal translation apparatus utilizing dispersive networks and the like, e.g. for panoramic reception, amplitude-controlling frequency response, signal frequency gating,frequency-time domain conversion, etc. |
| US3018439A (en) * | 1958-11-20 | 1962-01-23 | Gen Dynamics Corp | Automatic wave analyzer |
| US3210656A (en) * | 1960-03-07 | 1965-10-05 | Lear Siegler Inc | Swept frequency circuit testing system |
-
1970
- 1970-09-04 GB GB42375/70A patent/GB1299023A/en not_active Expired
-
1971
- 1971-08-16 US US00172054A patent/US3729738A/en not_active Expired - Lifetime
- 1971-08-23 NL NL7111571A patent/NL7111571A/xx unknown
- 1971-09-03 DE DE19712144287 patent/DE2144287B2/de active Granted
- 1971-09-03 FR FR7131980A patent/FR2105266B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL7111571A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1972-03-07 |
| FR2105266B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1976-03-26 |
| FR2105266A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1972-04-28 |
| GB1299023A (en) | 1972-12-06 |
| DE2144287A1 (de) | 1972-03-09 |
| US3729738A (en) | 1973-04-24 |
| AU3245671A (en) | 1973-02-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| E77 | Valid patent as to the heymanns-index 1977 | ||
| EHJ | Ceased/non-payment of the annual fee |