FR2147846B2 - - Google Patents

Info

Publication number
FR2147846B2
FR2147846B2 FR7128369A FR7128369A FR2147846B2 FR 2147846 B2 FR2147846 B2 FR 2147846B2 FR 7128369 A FR7128369 A FR 7128369A FR 7128369 A FR7128369 A FR 7128369A FR 2147846 B2 FR2147846 B2 FR 2147846B2
Authority
FR
France
Legal status (The legal status 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 status listed.)
Expired
Application number
FR7128369A
Other languages
French (fr)
Other versions
FR2147846A2 (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Centre National dEtudes Spatiales CNES
Original Assignee
Centre National dEtudes Spatiales CNES
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 Centre National dEtudes Spatiales CNES filed Critical Centre National dEtudes Spatiales CNES
Priority to FR7128369A priority Critical patent/FR2147846B2/fr
Priority to US00178910A priority patent/US3781894A/en
Publication of FR2147846A2 publication Critical patent/FR2147846A2/fr
Application granted granted Critical
Publication of FR2147846B2 publication Critical patent/FR2147846B2/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/12—Supports; Mounting means
    • H01Q1/1292—Supports; Mounting means for mounting on balloons
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
    • H01Q9/04—Resonant antennas
    • H01Q9/16—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole
    • H01Q9/18—Vertical disposition of the antenna
FR7128369A 1968-01-22 1971-08-03 Expired FR2147846B2 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR7128369A FR2147846B2 (en) 1968-01-22 1971-08-03
US00178910A US3781894A (en) 1968-01-22 1971-09-09 Balloon carried directional antenna

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR136819 1968-01-22
FR7128369A FR2147846B2 (en) 1968-01-22 1971-08-03

Publications (2)

Publication Number Publication Date
FR2147846A2 FR2147846A2 (en) 1973-03-11
FR2147846B2 true FR2147846B2 (en) 1976-04-30

Family

ID=26181741

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7128369A Expired FR2147846B2 (en) 1968-01-22 1971-08-03

Country Status (2)

Country Link
US (1) US3781894A (en)
FR (1) FR2147846B2 (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5339089A (en) * 1990-11-23 1994-08-16 Andrew Corporation Antenna structure
AU654595B2 (en) * 1992-01-23 1994-11-10 Andrew Corporation Parallel-conductor transmission line antenna
US5619217A (en) * 1995-05-19 1997-04-08 Allen Telecom Group, Inc. Cellular and PCS antenna mounting assembly
AU7575498A (en) * 1997-05-16 1998-12-08 Spherecore, Inc. Aerial communications network
US6628941B2 (en) 1999-06-29 2003-09-30 Space Data Corporation Airborne constellation of communications platforms and method
US7356390B2 (en) * 1999-06-29 2008-04-08 Space Data Corporation Systems and applications of lighter-than-air (LTA) platforms
WO2002087112A2 (en) 2001-04-18 2002-10-31 Space Data Corporation Unmanned lighter-than-air safe termination and recovery methods
US9643706B2 (en) 2001-04-18 2017-05-09 Space Data Corporation Systems and applications of lighter-than-air (LTA) platforms
US9908608B2 (en) 2001-04-18 2018-03-06 Space Data Corporation Systems and applications of lighter-than-air (LTA) platforms
US9632503B2 (en) 2001-04-18 2017-04-25 Space Data Corporation Systems and applications of lighter-than-air (LTA) platforms
MX2017008552A (en) 2014-12-24 2018-03-15 Space Data Corp Techniques for intelligent balloon/airship launch and recovery window location.
WO2016105522A1 (en) 2014-12-24 2016-06-30 Space Data Corporation Breaking apart a platform upon pending collision
US10059421B2 (en) 2014-12-30 2018-08-28 Space Data Corporation Multifunctional balloon membrane
US10367447B2 (en) * 2015-12-16 2019-07-30 Skycom Corporation Lighter-than-air aircraft and method to reduce leakage within a flexible bladder
US11183754B2 (en) 2019-09-12 2021-11-23 Pctel, Inc. RF antenna assembly and system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2704811A (en) * 1950-06-19 1955-03-22 Andrew W Walters Cylindrical antenna
US3315264A (en) * 1965-07-08 1967-04-18 Brueckmann Helmut Monopole antenna including electrical switching means for varying the length of the outer coaxial conductor with respect to the center conductor
US3438042A (en) * 1966-03-03 1969-04-08 Gen Dynamics Corp Center fed vertical dipole antenna
US3588903A (en) * 1968-04-03 1971-06-28 Goodyear Aerospace Corp Vertical radiator antenna structure which eliminates the necessity of a ground plane

Also Published As

Publication number Publication date
US3781894A (en) 1973-12-25
FR2147846A2 (en) 1973-03-11

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