NL277552A - - Google Patents
Info
- Publication number
- NL277552A NL277552A NL277552DA NL277552A NL 277552 A NL277552 A NL 277552A NL 277552D A NL277552D A NL 277552DA NL 277552 A NL277552 A NL 277552A
- Authority
- NL
- Netherlands
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
- G01S7/28—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
- G01S7/2926—Extracting wanted echo-signals based on data belonging to a number of consecutive radar periods by integration
-
- 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
- G01S13/10—Systems for measuring distance only using transmission of interrupted, pulse modulated waves
- G01S13/14—Systems for measuring distance only using transmission of interrupted, pulse modulated waves wherein a voltage or current pulse is initiated and terminated in accordance respectively with the pulse transmission and echo reception
-
- 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
- G01S13/10—Systems for measuring distance only using transmission of interrupted, pulse modulated waves
- G01S13/18—Systems for measuring distance only using transmission of interrupted, pulse modulated waves wherein range gates are used
-
- 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
- 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
- G01S13/88—Radar or analogous systems specially adapted for specific applications
- G01S13/882—Radar or analogous systems specially adapted for specific applications for altimeters
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US104936A US3309703A (en) | 1961-04-24 | 1961-04-24 | Pulsed radar altimeter |
Publications (1)
Publication Number | Publication Date |
---|---|
NL277552A true NL277552A (xx) |
Family
ID=22303222
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL277552D NL277552A (xx) | 1961-04-24 |
Country Status (6)
Country | Link |
---|---|
US (1) | US3309703A (xx) |
BE (1) | BE616530A (xx) |
CH (1) | CH405440A (xx) |
DE (1) | DE1259582B (xx) |
GB (1) | GB955527A (xx) |
NL (1) | NL277552A (xx) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3469261A (en) * | 1967-11-28 | 1969-09-23 | Bendix Corp | Pulse-radar distance-measuring system |
NL7109214A (xx) * | 1970-07-03 | 1972-01-05 | ||
CA1028039A (en) * | 1974-12-19 | 1978-03-14 | John N. Barry | Range or time-delay determining subsystem for use in certain radar-like systems |
US4023168A (en) * | 1975-07-11 | 1977-05-10 | Calspan Corporation | Radar altimeter |
US4728953A (en) * | 1986-10-03 | 1988-03-01 | Motorola, Inc. | Closed loop control of receiver turn-on to increase radar sensitivity |
US5160933A (en) * | 1990-08-28 | 1992-11-03 | Honeywell Inc. | Radar altimeter with self-calibration feature |
DE10220073A1 (de) * | 2002-05-04 | 2003-11-13 | Bosch Gmbh Robert | Short-Range-Radarsystem mit variabler Pulsdauer |
US9024806B2 (en) | 2012-05-10 | 2015-05-05 | Rosemount Tank Radar Ab | Radar level gauge with MCU timing circuit |
CN108693527A (zh) * | 2018-03-22 | 2018-10-23 | 西安希德电子信息技术股份有限公司 | 一种海面小目标探测雷达系统 |
CN108802715B (zh) * | 2018-06-04 | 2024-01-16 | 陕西长岭电子科技有限责任公司 | 一种数字化脉冲体制的无线电高度表 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE223957A (xx) * | 1923-07-17 | 1900-01-01 | ||
DE677798C (de) * | 1936-12-06 | 1939-07-03 | Telefunken Gmbh | Verfahren zur Messung des Zeitabstandes zweier Anfang und Ende eines Zeitabschnittes bestimmender Impulse |
NL59193C (xx) * | 1938-12-01 | |||
DE974054C (de) * | 1942-07-02 | 1960-08-25 | Atlas Werke Ag | Vorrichtung zur Kurzzeitmessung, insbesondere zur Entfernungs-messung nach der Echomethode mittels elektromagnetischer Wellen |
US2579542A (en) * | 1945-09-18 | 1951-12-25 | Winston H Bostick | Pulse transformer circuit |
US2946050A (en) * | 1946-01-30 | 1960-07-19 | Sperry Rand Corp | Pulse radar object detection system |
US2780782A (en) * | 1955-11-04 | 1957-02-05 | Westinghouse Electric Corp | Pulse width modulator |
-
0
- NL NL277552D patent/NL277552A/xx unknown
-
1961
- 1961-04-24 US US104936A patent/US3309703A/en not_active Expired - Lifetime
-
1962
- 1962-04-17 BE BE616530A patent/BE616530A/fr unknown
- 1962-04-18 CH CH477462A patent/CH405440A/fr unknown
- 1962-04-19 GB GB15318/62A patent/GB955527A/en not_active Expired
- 1962-04-21 DE DEB66934A patent/DE1259582B/de active Pending
Also Published As
Publication number | Publication date |
---|---|
DE1259582B (de) | 1968-01-25 |
US3309703A (en) | 1967-03-14 |
BE616530A (fr) | 1962-08-16 |
CH405440A (fr) | 1966-01-15 |
GB955527A (en) | 1964-04-15 |