BE482299A - - Google Patents
Info
- Publication number
- BE482299A BE482299A BE482299DA BE482299A BE 482299 A BE482299 A BE 482299A BE 482299D A BE482299D A BE 482299DA BE 482299 A BE482299 A BE 482299A
- Authority
- BE
- Belgium
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
- 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
- G01S13/02—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
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
- G03C7/00—Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes
- G03C7/30—Colour processes using colour-coupling substances; Materials therefor; Preparing or processing such materials
- G03C7/32—Colour coupling substances
- G03C7/34—Couplers containing phenols
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
- G03C7/00—Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes
- G03C7/30—Colour processes using colour-coupling substances; Materials therefor; Preparing or processing such materials
- G03C7/32—Colour coupling substances
- G03C7/36—Couplers containing compounds with active methylene groups
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US760360A US2491029A (en) | 1947-07-11 | 1947-07-11 | System for translating pulse signals of variable time delay |
Publications (1)
Publication Number | Publication Date |
---|---|
BE482299A true BE482299A (xx) |
Family
ID=25058865
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE482299D BE482299A (xx) | 1947-07-11 |
Country Status (5)
Country | Link |
---|---|
US (1) | US2491029A (xx) |
BE (1) | BE482299A (xx) |
CH (1) | CH265551A (xx) |
DE (1) | DE804942C (xx) |
FR (1) | FR966556A (xx) |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2716236A (en) * | 1949-02-24 | 1955-08-23 | Sperry Rand Corp | Apparatus for precision time interval measurement |
US3895383A (en) * | 1950-01-25 | 1975-07-15 | Rca Corp | Radar system with a very short pulse length |
US2978698A (en) * | 1950-07-27 | 1961-04-04 | Mortimer A Schultz | Radar target tracking system |
US3110024A (en) * | 1950-07-27 | 1963-11-05 | Jennings Burridge | Velocity-locking system |
US2660671A (en) * | 1950-09-22 | 1953-11-24 | Gen Electric | Device for producing reciprocating or lateral motion |
US2725471A (en) * | 1951-04-26 | 1955-11-29 | Scott S Appleton | Potential storage circuits |
US2795781A (en) * | 1951-08-29 | 1957-06-11 | Gilfillan Bros Inc | Range tracking |
US2708239A (en) * | 1951-09-13 | 1955-05-10 | Hazeltine Research Inc | Control system for automatically varying the duration of repetitive pulses |
NL172431B (nl) * | 1951-09-13 | Ugine Kuhlmann | Werkwijze voor het bereiden van natriumperboraat in de vorm van kristalkorrels. | |
US2740112A (en) * | 1952-05-28 | 1956-03-27 | Bendix Aviat Corp | Automatic range gate |
US2780807A (en) * | 1952-08-30 | 1957-02-05 | Sperry Rand Corp | Radio frequency sampling detector |
US3021424A (en) * | 1952-08-30 | 1962-02-13 | Sperry Rand Corp | Automatic frequency control system |
US2870327A (en) * | 1953-03-03 | 1959-01-20 | Bell Telephone Labor Inc | Electronic probability circuit |
NL187540B (nl) * | 1953-05-13 | Hunting Oilfield Services Ltd | Pijpkoppeling. | |
US2790167A (en) * | 1953-05-13 | 1957-04-23 | Hazeltine Research Inc | Tracking system for radio position locator |
US3021522A (en) * | 1953-09-15 | 1962-02-13 | Joseph P Gleason | Radar range search system |
US2840783A (en) * | 1953-09-28 | 1958-06-24 | Murphy Radio Ltd | Radar systems |
US3092831A (en) * | 1954-05-17 | 1963-06-04 | Sanders Associates Inc | Automatic range tracking radar system |
US2950463A (en) * | 1954-06-08 | 1960-08-23 | Hazeltine Research Inc | Pulse-translating system |
US2996707A (en) * | 1954-07-26 | 1961-08-15 | Hazeltine Research Inc | Radar control system |
US2881410A (en) * | 1954-07-30 | 1959-04-07 | Hazeltine Research Inc | Identity-indicating system for radio position locator |
US3406392A (en) * | 1955-02-15 | 1968-10-15 | Army Usa | Automatic error correcting system |
US3020402A (en) * | 1955-08-19 | 1962-02-06 | Loral Electronics Corp | Automatic signal finder |
US2857587A (en) * | 1955-10-17 | 1958-10-21 | Robert D Tollefson | Pulse train indicator |
DE1120949B (de) * | 1957-02-04 | 1961-12-28 | Phil Nat Siegfried Fahrentholz | Schaltungsanordnung fuer Echolotanlagen mit einem Verstaerker von innerhalb der Lotperiode wechselndem Verstaerkungsgrad |
US3042303A (en) * | 1959-04-24 | 1962-07-03 | Gen Railway Signal Co | Object or vehicle detection system |
US8103228B2 (en) * | 2007-07-12 | 2012-01-24 | Qualcomm Incorporated | Method for determining line-of-sight (LOS) distance between remote communications devices |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB491728A (en) * | 1937-03-10 | 1938-09-08 | Eric Lawrence Casling White | Improvements in or relating to circuit arrangements for separating electric signal pulses |
US2227057A (en) * | 1937-12-08 | 1940-12-31 | Emi Ltd | Radio receiver |
US2361437A (en) * | 1940-12-24 | 1944-10-31 | Rca Corp | Pulse signaling system |
US2407898A (en) * | 1942-06-08 | 1946-09-17 | Gen Electric | Cathode-ray apparatus |
-
0
- BE BE482299D patent/BE482299A/xx unknown
-
1947
- 1947-07-11 US US760360A patent/US2491029A/en not_active Expired - Lifetime
-
1948
- 1948-04-16 CH CH265551D patent/CH265551A/de unknown
- 1948-05-19 FR FR966556D patent/FR966556A/fr not_active Expired
- 1948-12-29 DE DEP27709A patent/DE804942C/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE804942C (de) | 1951-05-04 |
CH265551A (de) | 1949-12-15 |
US2491029A (en) | 1949-12-13 |
FR966556A (fr) | 1950-10-13 |