NO132332B - - Google Patents
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- Publication number
- NO132332B NO132332B NO4286/71A NO428671A NO132332B NO 132332 B NO132332 B NO 132332B NO 4286/71 A NO4286/71 A NO 4286/71A NO 428671 A NO428671 A NO 428671A NO 132332 B NO132332 B NO 132332B
- Authority
- NO
- Norway
- Prior art keywords
- frequency range
- signals
- output
- disturbance
- circuit
- Prior art date
Links
- 230000003595 spectral effect Effects 0.000 claims description 49
- 230000033228 biological regulation Effects 0.000 claims description 22
- 238000012545 processing Methods 0.000 claims description 20
- 238000010079 rubber tapping Methods 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 description 8
- 238000005286 illumination Methods 0.000 description 7
- 238000013016 damping Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 230000033001 locomotion Effects 0.000 description 5
- 230000002238 attenuated effect Effects 0.000 description 4
- 230000004888 barrier function Effects 0.000 description 4
- 230000001419 dependent effect Effects 0.000 description 2
- 230000002074 deregulated effect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000001228 spectrum Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000002592 echocardiography Methods 0.000 description 1
- 238000004870 electrical engineering Methods 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000037361 pathway Effects 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
- 230000033764 rhythmic process Effects 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- G01S13/52—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
- G01S13/53—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 a single spectral line and associated with one or more range gates with a phase detector or a frequency mixer to extract the Doppler information, e.g. pulse Doppler radar
-
- 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
- G01S7/35—Details of non-pulse systems
- G01S7/352—Receivers
- G01S7/354—Extracting wanted echo-signals
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Noise Elimination (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19702059507 DE2059507A1 (de) | 1970-12-03 | 1970-12-03 | Schaltanordnung zum Bedaempfen eines breitbandigen Grundstoerpegels und ihm ueberlagerter Stoersignale |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NO132332B true NO132332B (enExample) | 1975-07-14 |
| NO132332C NO132332C (enExample) | 1975-10-22 |
Family
ID=5789879
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO4286/71A NO132332C (enExample) | 1970-12-03 | 1971-11-22 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3737799A (enExample) |
| DE (1) | DE2059507A1 (enExample) |
| FR (1) | FR2117395A5 (enExample) |
| GB (1) | GB1361480A (enExample) |
| NL (1) | NL7115967A (enExample) |
| NO (1) | NO132332C (enExample) |
Families Citing this family (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4119966A (en) * | 1977-07-14 | 1978-10-10 | Motorola Inc. | Clutter discriminating apparatus for use with pulsed doppler radar systems and the like |
| US4186349A (en) * | 1977-12-27 | 1980-01-29 | E-Systems, Inc. | Adaptive narrow band noise estimator/suppressor radio receiver |
| JPS5821466B2 (ja) * | 1979-02-13 | 1983-04-30 | 日本電信電話株式会社 | デイジタル信号受信方式 |
| US4549312A (en) * | 1980-02-29 | 1985-10-22 | Digital Marine Electronics Corporation | Radio receiver with automatic interference and distortion compensation |
| JPS58152546A (ja) * | 1982-03-04 | 1983-09-10 | 横河電機株式会社 | 超音波診断装置の反射波受信方式 |
| US4561019A (en) * | 1983-05-16 | 1985-12-24 | Riverside Research Institute | Frequency diversity for image enhancement |
| DE3406343A1 (de) * | 1984-02-22 | 1985-08-29 | Messerschmitt-Bölkow-Blohm GmbH, 2800 Bremen | Verfahren zur ortung von signalquellen mit stoersignalunterdrueckung |
| DE3420545C2 (de) * | 1984-06-01 | 1993-11-11 | Atlas Elektronik Gmbh | Verfahren zum Peilen eines Zielverbandes und Vorrichtung zum Ausüben des Verfahrens |
| DE3520398A1 (de) * | 1985-06-07 | 1986-12-11 | Fried. Krupp Gmbh, 4300 Essen | Verfahren und vorrichtung zum ausblenden von stoersignalen |
| DE3538649A1 (de) * | 1985-10-31 | 1987-05-07 | Krupp Gmbh | Peilempfaenger |
| DE4017849C3 (de) * | 1990-06-02 | 1995-10-26 | Alliedsignal Elac Nautik Gmbh | Schaltungsanordnung zur Störunterdrückung im Empfangssignal von Sonaranlagen |
| US5473461A (en) * | 1994-08-26 | 1995-12-05 | Interactive Light, Inc. | Wide dynamic range optical receiver |
| US5537680A (en) * | 1994-12-27 | 1996-07-16 | Insulated Wire Incorporated | Cellular receiver range extender |
| JPH09229974A (ja) * | 1996-02-20 | 1997-09-05 | Advantest Corp | 対数変換回路 |
| US6711394B2 (en) | 1998-08-06 | 2004-03-23 | Isco International, Inc. | RF receiver having cascaded filters and an intermediate amplifier stage |
| US6314309B1 (en) | 1998-09-22 | 2001-11-06 | Illinois Superconductor Corp. | Dual operation mode all temperature filter using superconducting resonators |
| JP3665711B2 (ja) * | 1999-02-25 | 2005-06-29 | 富士通株式会社 | 高周波増幅器および増幅素子 |
| US6896658B2 (en) * | 2001-10-20 | 2005-05-24 | Zonare Medical Systems, Inc. | Simultaneous multi-mode and multi-band ultrasonic imaging |
| US6685645B1 (en) * | 2001-10-20 | 2004-02-03 | Zonare Medical Systems, Inc. | Broad-beam imaging |
| US9407482B2 (en) * | 2013-11-11 | 2016-08-02 | Nokia Technologies Oy | Tunable RF N-path filter |
| DE102014207086A1 (de) * | 2014-04-14 | 2015-10-15 | Robert Bosch Gmbh | Vorrichtung und Verfahren zur schallbasierten Umfelddetektion |
| TWI561016B (en) * | 2015-01-12 | 2016-12-01 | Wistron Neweb Corp | Signal transceiver circuit |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL183566B (nl) * | 1952-12-13 | Emi Ltd | Radiografische inrichting. | |
| US3665321A (en) * | 1969-07-02 | 1972-05-23 | Sierra Research Corp | System for passing on-frequency signals and for gating-out off-frequency signals |
-
1970
- 1970-12-03 DE DE19702059507 patent/DE2059507A1/de active Pending
-
1971
- 1971-11-19 NL NL7115967A patent/NL7115967A/xx unknown
- 1971-11-22 NO NO4286/71A patent/NO132332C/no unknown
- 1971-12-02 US US00204248A patent/US3737799A/en not_active Expired - Lifetime
- 1971-12-02 GB GB5603471A patent/GB1361480A/en not_active Expired
- 1971-12-03 FR FR7143555A patent/FR2117395A5/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL7115967A (enExample) | 1972-06-06 |
| GB1361480A (en) | 1974-07-24 |
| FR2117395A5 (enExample) | 1972-07-21 |
| DE2059507A1 (de) | 1972-06-08 |
| US3737799A (en) | 1973-06-05 |
| NO132332C (enExample) | 1975-10-22 |
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