NL253090A - - Google Patents
Info
- Publication number
- NL253090A NL253090A NL253090DA NL253090A NL 253090 A NL253090 A NL 253090A NL 253090D A NL253090D A NL 253090DA NL 253090 A NL253090 A NL 253090A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
- H03K5/22—Circuits having more than one input and one output for comparing pulses or pulse trains with each other according to input signal characteristics, e.g. slope, integral
- H03K5/26—Circuits having more than one input and one output for comparing pulses or pulse trains with each other according to input signal characteristics, e.g. slope, integral the characteristic being duration, interval, position, frequency, or sequence
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- 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
- 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
- G01S7/2921—Extracting wanted echo-signals based on data belonging to one radar period
- G01S7/2922—Extracting wanted echo-signals based on data belonging to one radar period by using a controlled threshold
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR798641A FR1238333A (fr) | 1959-06-26 | 1959-06-26 | Perfectionnements aux dispositifs d'exploitation d'informations |
| FR823707A FR77498E (fr) | 1959-06-26 | 1960-04-07 | Perfectionnements aux dispositifs d'exploitation d'informations |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL253090A true NL253090A (nl) |
Family
ID=26184147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL253090D NL253090A (nl) | 1959-06-26 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3234471A (nl) |
| BE (1) | BE591503A (nl) |
| CH (2) | CH430812A (nl) |
| DE (1) | DE1252246B (nl) |
| FR (2) | FR1238333A (nl) |
| GB (2) | GB957719A (nl) |
| NL (1) | NL253090A (nl) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1295945A (fr) * | 1961-04-17 | 1962-06-15 | Electronique & Radio Ind | Perfectionnements aux systèmes d'extraction d'informations radar |
| NL8105728A (nl) * | 1981-10-30 | 1983-05-16 | Tno | Werkwijze voor het verwijderen van diwaterstofsulfide uit procesgassen met behulp van vaste acceptoren, werkwijze voor het cyclisch-regenereren van de gebruikte acceptoren bij hoge temperatuur, alsmede werkwijze voor het bereiden van acceptoren, die voor deze werkwijze geschikt zijn. |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2907027A (en) * | 1956-11-16 | 1959-09-29 | Clarence W Uskavitch | Computer control circuitry |
-
0
- DE DENDAT1252246D patent/DE1252246B/de active Pending
- NL NL253090D patent/NL253090A/xx unknown
-
1959
- 1959-06-26 FR FR798641A patent/FR1238333A/fr not_active Expired
-
1960
- 1960-04-07 FR FR823707A patent/FR77498E/fr not_active Expired
- 1960-06-02 BE BE591503A patent/BE591503A/fr unknown
- 1960-06-03 CH CH502265A patent/CH430812A/fr unknown
- 1960-06-03 CH CH637460A patent/CH403889A/fr unknown
- 1960-06-09 GB GB48494/63A patent/GB957719A/en not_active Expired
- 1960-06-09 GB GB20329/60A patent/GB957718A/en not_active Expired
- 1960-06-16 US US36579A patent/US3234471A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| BE591503A (fr) | 1960-10-03 |
| CH430812A (fr) | 1967-02-28 |
| DE1252246B (de) | 1967-10-19 |
| GB957719A (en) | 1964-05-13 |
| FR77498E (fr) | 1962-03-09 |
| US3234471A (en) | 1966-02-08 |
| CH403889A (fr) | 1965-12-15 |
| GB957718A (en) | 1964-05-13 |
| FR1238333A (fr) | 1960-08-12 |