FR629045A - Perfectionnements aux antennes pour installations radiophoniques - Google Patents

Perfectionnements aux antennes pour installations radiophoniques

Info

Publication number
FR629045A
FR629045A FR629045DA FR629045A FR 629045 A FR629045 A FR 629045A FR 629045D A FR629045D A FR 629045DA FR 629045 A FR629045 A FR 629045A
Authority
FR
France
Prior art keywords
antennas
radio installations
installations
radio
Prior art date
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
Other languages
English (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.)
Thales SA
Original Assignee
Le Materiel Telephonique Thomson 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 Le Materiel Telephonique Thomson CSF filed Critical Le Materiel Telephonique Thomson CSF
Application granted granted Critical
Publication of FR629045A publication Critical patent/FR629045A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q11/00—Electrically-long antennas having dimensions more than twice the shortest operating wavelength and consisting of conductive active radiating elements
    • H01Q11/02—Non-resonant antennas, e.g. travelling-wave antenna
    • H01Q11/04—Non-resonant antennas, e.g. travelling-wave antenna with parts bent, folded, shaped, screened or electrically loaded to obtain desired phase relation of radiation from selected sections of the antenna
FR629045D 1927-01-10 1927-02-12 Perfectionnements aux antennes pour installations radiophoniques Expired FR629045A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB764/27A GB272117A (en) 1927-01-10 1927-01-10 Improvements in antenna systems

Publications (1)

Publication Number Publication Date
FR629045A true FR629045A (fr) 1927-11-03

Family

ID=9710107

Family Applications (1)

Application Number Title Priority Date Filing Date
FR629045D Expired FR629045A (fr) 1927-01-10 1927-02-12 Perfectionnements aux antennes pour installations radiophoniques

Country Status (4)

Country Link
US (1) US1910147A (fr)
DE (1) DE561827C (fr)
FR (1) FR629045A (fr)
GB (1) GB272117A (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE755343C (de) * 1935-03-06 1953-05-18 Telefunken Gmbh Richtstrahlantennenanordnung
US2433804A (en) * 1943-04-23 1947-12-30 Rca Corp Frequency-modulated pulse radio locating system
US3465343A (en) * 1965-10-11 1969-09-02 Control Data Corp Multi-hop ramp feed for wire-grid lens antenna
US3851131A (en) * 1973-06-28 1974-11-26 Canadian Patents Dev Multimode microwave cavities for microwave heating systems
US5285210A (en) * 1990-05-08 1994-02-08 Nippon Sheet Glass Co., Ltd. Double loop antenna with reactance elements
US5517206A (en) * 1991-07-30 1996-05-14 Ball Corporation Broad band antenna structure
JP3492576B2 (ja) * 1999-12-27 2004-02-03 三菱電機株式会社 多周波共用アレーアンテナ
US6842156B2 (en) 2001-08-10 2005-01-11 Amplifier Research Corporation Electromagnetic susceptibility testing apparatus

Also Published As

Publication number Publication date
US1910147A (en) 1933-05-23
DE561827C (de) 1932-10-19
GB272117A (en) 1927-06-09

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