JPH0219912B2 - - Google Patents
Info
- Publication number
- JPH0219912B2 JPH0219912B2 JP55000812A JP81280A JPH0219912B2 JP H0219912 B2 JPH0219912 B2 JP H0219912B2 JP 55000812 A JP55000812 A JP 55000812A JP 81280 A JP81280 A JP 81280A JP H0219912 B2 JPH0219912 B2 JP H0219912B2
- Authority
- JP
- Japan
- Prior art keywords
- digital
- filter
- signal
- output
- target indicating
- 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.)
- Expired - Lifetime
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
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
- G01S7/40—Means for monitoring or calibrating
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/2832—Specific tests of electronic circuits not provided for elsewhere
- G01R31/2836—Fault-finding or characterising
-
- 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
- G01S13/52—Discriminating between fixed and moving objects or between objects moving at different speeds
- G01S13/522—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves
- G01S13/524—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves based upon the phase or frequency shift resulting from movement of objects, with reference to the transmitted signals, e.g. coherent MTi
- G01S13/526—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves based upon the phase or frequency shift resulting from movement of objects, with reference to the transmitted signals, e.g. coherent MTi performing filtering on the whole spectrum without loss of range information, e.g. using delay line cancellers or comb filters
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Engineering & Computer Science (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7900419A FR2446487A1 (fr) | 1979-01-09 | 1979-01-09 | Dispositif de test automatique des filtres numeriques plus particulierement utilises pour l'elimination des echos fixes |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5595882A JPS5595882A (en) | 1980-07-21 |
JPH0219912B2 true JPH0219912B2 (en, 2012) | 1990-05-07 |
Family
ID=9220561
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP81280A Granted JPS5595882A (en) | 1979-01-09 | 1980-01-08 | Automatic tester for numerical filter for removing fixed reflected wave |
Country Status (5)
Country | Link |
---|---|
US (1) | US4305076A (en, 2012) |
EP (1) | EP0013641B1 (en, 2012) |
JP (1) | JPS5595882A (en, 2012) |
DE (1) | DE3069438D1 (en, 2012) |
FR (1) | FR2446487A1 (en, 2012) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09116U (ja) * | 1996-09-09 | 1997-03-11 | シーケーディ株式会社 | マニホールドシリンダ |
JPH09220U (ja) * | 1996-09-09 | 1997-04-15 | シーケーディ株式会社 | マニホールドシリンダ |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4477811A (en) * | 1979-07-02 | 1984-10-16 | California Microwave, Inc. | Automatic MDS level analyzer |
US4694298A (en) * | 1983-11-04 | 1987-09-15 | Itt Gilfillan | Adaptive, fault-tolerant narrowband filterbank |
US4622556A (en) * | 1984-10-02 | 1986-11-11 | The United States Of America As Represented By The Secretary Of The Air Force | Technique for rapid determination of probability of detection in pulse doppler radars |
US4940985A (en) * | 1988-11-02 | 1990-07-10 | Westinghouse Electric Corp. | Radar stability measurement system |
US5752216A (en) * | 1994-07-06 | 1998-05-12 | Dimensions International, Inc. | Non-intrusive data interface system for air traffic control |
DE19934296C2 (de) * | 1999-07-21 | 2002-01-24 | Infineon Technologies Ag | Prüfanordnung und Verfahren zum Testen eines digitalen elektronischen Filters |
DE102014203608A1 (de) * | 2014-02-27 | 2015-08-27 | Lenze Automation Gmbh | Elektrisches Steuergerät |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4003054A (en) * | 1974-10-03 | 1977-01-11 | Raytheon Company | Method of compensating for imbalances in a quadrature demodulator |
JPS5834787B2 (ja) * | 1975-09-18 | 1983-07-28 | 株式会社東芝 | 故障診断装置 |
JPS5256888A (en) * | 1975-11-05 | 1977-05-10 | Nippon Telegr & Teleph Corp <Ntt> | Trouble announcing system |
DE2606669C2 (de) * | 1976-02-19 | 1983-07-07 | Fried. Krupp Gmbh, 4300 Essen | Verfahren zum Testen digitaler Systeme und Vorrichtung zur Durchführung des Verfahrens |
JPS5396797A (en) * | 1977-02-04 | 1978-08-24 | Toshiba Corp | Self-diagnosis apparatus of radar receiving system |
-
1979
- 1979-01-09 FR FR7900419A patent/FR2446487A1/fr active Granted
-
1980
- 1980-01-04 DE DE8080400011T patent/DE3069438D1/de not_active Expired
- 1980-01-04 EP EP80400011A patent/EP0013641B1/fr not_active Expired
- 1980-01-07 US US06/110,254 patent/US4305076A/en not_active Expired - Lifetime
- 1980-01-08 JP JP81280A patent/JPS5595882A/ja active Granted
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09116U (ja) * | 1996-09-09 | 1997-03-11 | シーケーディ株式会社 | マニホールドシリンダ |
JPH09220U (ja) * | 1996-09-09 | 1997-04-15 | シーケーディ株式会社 | マニホールドシリンダ |
Also Published As
Publication number | Publication date |
---|---|
EP0013641A1 (fr) | 1980-07-23 |
FR2446487A1 (fr) | 1980-08-08 |
US4305076A (en) | 1981-12-08 |
JPS5595882A (en) | 1980-07-21 |
DE3069438D1 (en) | 1984-11-22 |
FR2446487B1 (en, 2012) | 1981-10-30 |
EP0013641B1 (fr) | 1984-10-17 |
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