NO128351B - - Google Patents
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- Publication number
- NO128351B NO128351B NO03968/68A NO396868A NO128351B NO 128351 B NO128351 B NO 128351B NO 03968/68 A NO03968/68 A NO 03968/68A NO 396868 A NO396868 A NO 396868A NO 128351 B NO128351 B NO 128351B
- Authority
- NO
- Norway
- Prior art keywords
- digital
- measurement
- counter
- pulse
- accordance
- Prior art date
Links
- 238000005259 measurement Methods 0.000 claims description 123
- 230000015654 memory Effects 0.000 claims description 41
- 238000000034 method Methods 0.000 claims description 7
- 230000011514 reflex Effects 0.000 claims description 2
- 208000011726 slow pulse Diseases 0.000 claims 1
- 238000012546 transfer Methods 0.000 description 15
- 230000000903 blocking effect Effects 0.000 description 8
- 230000005540 biological transmission Effects 0.000 description 7
- 230000008878 coupling Effects 0.000 description 6
- 238000010168 coupling process Methods 0.000 description 6
- 238000005859 coupling reaction Methods 0.000 description 6
- 230000003111 delayed effect Effects 0.000 description 5
- 238000005476 soldering Methods 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000009467 reduction Effects 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000002592 echocardiography Methods 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000008030 elimination Effects 0.000 description 2
- 238000003379 elimination reaction Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000001960 triggered effect 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
- G01S13/66—Radar-tracking systems; Analogous systems
- G01S13/70—Radar-tracking systems; Analogous systems for range tracking only
-
- 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
- G01S7/28—Details of pulse systems
- G01S7/285—Receivers
- G01S7/292—Extracting wanted echo-signals
- G01S7/2923—Extracting wanted echo-signals based on data belonging to a number of consecutive radar periods
-
- G—PHYSICS
- G04—HOROLOGY
- G04F—TIME-INTERVAL MEASURING
- G04F10/00—Apparatus for measuring unknown time intervals by electric means
- G04F10/04—Apparatus for measuring unknown time intervals by electric means by counting pulses or half-cycles of an ac
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S367/00—Communications, electrical: acoustic wave systems and devices
- Y10S367/901—Noise or unwanted signal reduction in nonseismic receiving system
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Power Engineering (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19671673817 DE1673817B2 (de) | 1967-10-18 | 1967-10-18 | Vorrichtung zur digitalen kurzzeitmessung, insbesondere zur entfernungsmessung nach dem rueckstrahlverfahren mit elektromagnetischen oder akustischen impulsen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO128351B true NO128351B (xx) | 1973-10-29 |
Family
ID=5686572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO03968/68A NO128351B (xx) | 1967-10-18 | 1968-10-08 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US3539978A (xx) |
| GB (1) | GB1203310A (xx) |
| NO (1) | NO128351B (xx) |
Families Citing this family (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1290915A (xx) * | 1969-11-19 | 1972-09-27 | ||
| US3641572A (en) * | 1970-01-19 | 1972-02-08 | Collins Radio Co | Digital echo protection circuit for dme and tacan |
| NO130132B (xx) * | 1970-06-13 | 1974-07-08 | Electroacustic Gmbh | |
| US3803602A (en) * | 1972-07-07 | 1974-04-09 | Rca Corp | Digital range rate computer |
| US3803604A (en) * | 1972-07-07 | 1974-04-09 | Rca Corp | Digital tracker |
| US3803605A (en) * | 1972-07-07 | 1974-04-09 | Rca Corp | Track gate movement limiter |
| US3924258A (en) * | 1974-03-21 | 1975-12-02 | Little Inc A | Digital depth sounder |
| US4169255A (en) * | 1974-04-01 | 1979-09-25 | The Boeing Company | Automatic noise suppression system for acoustic height sensor |
| US3968491A (en) * | 1974-11-25 | 1976-07-06 | The United States Of America As Represented By The Secretary Of The Navy | Radar rangemeter |
| US4070673A (en) * | 1976-09-03 | 1978-01-24 | Sperry Rand Corporation | Radar video digital processor |
| GB1601604A (en) * | 1977-04-28 | 1981-11-04 | Omron Tateisi Electronics Co | Moving object detection system |
| US4124850A (en) * | 1977-06-07 | 1978-11-07 | The Bendix Corporation | Video processor for distance measuring equipment |
| US4254482A (en) * | 1979-03-14 | 1981-03-03 | Np Industries, Inc. | Echo location system which provides for measuring liquid level and flow rate and flow volume of flowing liquids |
| NO141353C (no) * | 1978-02-03 | 1980-02-20 | Thorbjoern Christiansen | Anordning for styring av ekkoloddtilkoplet, automatisk snoerefiskemaskin |
| US4240152A (en) * | 1978-06-15 | 1980-12-16 | Duncan Robert L | Object indicator for moving vehicles |
| IT1122906B (it) * | 1978-08-31 | 1986-04-30 | Siemens Ag | Dispositivo per misurare la durata di eventi in impianti comandati da calcolatori,specie per misurare il traffico in impianti di telecomunicazioni |
| US4225949A (en) * | 1978-10-17 | 1980-09-30 | Atlantic Development Company | Method of and apparatus for navigating unmarked channels |
| DE3103567A1 (de) * | 1981-02-03 | 1982-08-12 | MITEC Moderne Industrietechnik GmbH, 8012 Ottobrunn | Entfernungsmessverfahren nach dem prinzip der laufzeitmessung eines messlichtimpulses und vorrichtung zu seiner durchfuehrung |
| US4599617A (en) * | 1981-06-19 | 1986-07-08 | King Radio Corporations | Method and apparatus for evaluating the range data accumulated by distance measuring equipment |
| DE3328540A1 (de) * | 1983-08-06 | 1985-02-14 | Robert Bosch Gmbh, 7000 Stuttgart | Vorrichtung zur messung der zeit zwischen zwei ereignissen |
| US4597069A (en) * | 1983-10-17 | 1986-06-24 | Transdynamics Inc. | Depthsounder/fish finder |
| US4644512A (en) * | 1984-02-16 | 1987-02-17 | Ketcham & Mcdougall, Inc. | Sonar depth finder with relative depth LCD display |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3035263A (en) * | 1958-01-22 | 1962-05-15 | Hughes Aircraft Co | Digital range tracking circuit |
| US3344421A (en) * | 1966-02-25 | 1967-09-26 | Jr Clell A Dildy | Digitally controlled automatic range gate |
-
1968
- 1968-10-08 NO NO03968/68A patent/NO128351B/no unknown
- 1968-10-18 US US768765A patent/US3539978A/en not_active Expired - Lifetime
- 1968-10-18 GB GB49484/68A patent/GB1203310A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US3539978A (en) | 1970-11-10 |
| GB1203310A (en) | 1970-08-26 |
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