CH253986A - Appareil détecteur d'obstacles. - Google Patents

Appareil détecteur d'obstacles.

Info

Publication number
CH253986A
CH253986A CH253986DA CH253986A CH 253986 A CH253986 A CH 253986A CH 253986D A CH253986D A CH 253986DA CH 253986 A CH253986 A CH 253986A
Authority
CH
Switzerland
Prior art keywords
detection device
obstacle detection
obstacle
detection
Prior art date
Application number
Other languages
English (en)
Inventor
Compagnie Generale De Tele Fil
Original Assignee
Csf
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Csf filed Critical Csf
Publication of CH253986A publication Critical patent/CH253986A/fr

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
    • H01Q21/20—Arrays of individually energised antenna units similarly polarised and spaced apart the units being spaced along or adjacent to a curvilinear path
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C205/00—Compounds containing nitro groups bound to a carbon skeleton
    • C07C205/39—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by esterified hydroxy groups
    • C07C205/42—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by esterified hydroxy groups having nitro groups or esterified hydroxy groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton
    • C07C205/43—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by esterified hydroxy groups having nitro groups or esterified hydroxy groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton to carbon atoms of the same non-condensed six-membered aromatic ring or to carbon atoms of six-membered aromatic rings being part of the same condensed ring system
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C205/00—Compounds containing nitro groups bound to a carbon skeleton
    • C07C205/49—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by carboxyl groups
    • C07C205/57—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by carboxyl groups having nitro groups and carboxyl groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton
    • 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
    • G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
    • G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves
    • 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
    • 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
    • G01S7/04—Display arrangements
    • G01S7/06—Cathode-ray tube displays or other two dimensional or three-dimensional displays
    • G01S7/10—Providing two-dimensional [2D] co-ordinated display of distance and direction
    • G01S7/12—Plan-position indicators, i.e. P.P.I.
    • 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
    • G01S7/04—Display arrangements
    • G01S7/06—Cathode-ray tube displays or other two dimensional or three-dimensional displays
    • G01S7/22—Producing cursor lines and indicia by electronic means
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/08—Means for collapsing antennas or parts thereof

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
CH253986D 1943-11-26 1945-07-02 Appareil détecteur d'obstacles. CH253986A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR922081X 1943-11-26

Publications (1)

Publication Number Publication Date
CH253986A true CH253986A (fr) 1948-04-15

Family

ID=9437748

Family Applications (3)

Application Number Title Priority Date Filing Date
CH248345D CH248345A (de) 1943-11-26 1944-12-21 Verfahren zur Herstellung eines Esters.
CH253186D CH253186A (de) 1943-11-26 1944-12-21 Verfahren zur Herstellung eines Esters.
CH253986D CH253986A (fr) 1943-11-26 1945-07-02 Appareil détecteur d'obstacles.

Family Applications Before (2)

Application Number Title Priority Date Filing Date
CH248345D CH248345A (de) 1943-11-26 1944-12-21 Verfahren zur Herstellung eines Esters.
CH253186D CH253186A (de) 1943-11-26 1944-12-21 Verfahren zur Herstellung eines Esters.

Country Status (6)

Country Link
BE (1) BE459247A (fr)
CH (3) CH248345A (fr)
DE (1) DE922081C (fr)
FR (4) FR986626A (fr)
GB (2) GB627690A (fr)
NL (1) NL70678C (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109001684A (zh) * 2018-06-11 2018-12-14 中国电子科技集团公司第三十八研究所 一种适用于连续波测量雷达的天线座系统

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2751586A (en) * 1950-11-22 1956-06-19 Raytheon Mfg Co Signal-wave transmission systems
CA525006A (fr) * 1952-08-27 1956-05-15 H. Naidich Herbert Generateur de marqueur d'angles de precision
MD4154C1 (ro) * 2010-03-16 2012-10-31 Еуджен МОРАРУ Sistem de determinare a amplasamentului paraşutelor decuplate
CN108320525A (zh) * 2018-03-26 2018-07-24 江苏省交通技师学院 一种环形线圈检测系统

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109001684A (zh) * 2018-06-11 2018-12-14 中国电子科技集团公司第三十八研究所 一种适用于连续波测量雷达的天线座系统

Also Published As

Publication number Publication date
CH248345A (de) 1947-04-30
GB627690A (en) 1949-08-15
FR986626A (fr) 1951-08-02
NL70678C (fr) 1952-09-15
CH253186A (de) 1948-02-15
GB627749A (en) 1949-08-15
BE459247A (fr) 1945-08-31
FR919195A (fr) 1947-02-28
FR919194A (fr) 1947-02-28
FR56536E (fr) 1952-09-26
DE922081C (de) 1955-01-07

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