FR2395621A1 - Systeme d'antennes de radiodiffusion - Google Patents

Systeme d'antennes de radiodiffusion

Info

Publication number
FR2395621A1
FR2395621A1 FR7719504A FR7719504A FR2395621A1 FR 2395621 A1 FR2395621 A1 FR 2395621A1 FR 7719504 A FR7719504 A FR 7719504A FR 7719504 A FR7719504 A FR 7719504A FR 2395621 A1 FR2395621 A1 FR 2395621A1
Authority
FR
France
Prior art keywords
antenna system
broadcasting antenna
radiating antennas
broadcasting
lambda
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.)
Withdrawn
Application number
FR7719504A
Other languages
English (en)
French (fr)
Inventor
Hristo Atanassov Batschvarov
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.)
TESCHKA RADIOELEKTRONIKA
Original Assignee
TESCHKA RADIOELEKTRONIKA
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
Priority to GB26459/77A priority Critical patent/GB1579452A/en
Application filed by TESCHKA RADIOELEKTRONIKA filed Critical TESCHKA RADIOELEKTRONIKA
Priority to CH779677A priority patent/CH616532A5/de
Priority to FR7719504A priority patent/FR2395621A1/fr
Priority to DE2729395A priority patent/DE2729395C3/de
Priority to US05/812,730 priority patent/US4169266A/en
Publication of FR2395621A1 publication Critical patent/FR2395621A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
    • H01Q19/22—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using a secondary device in the form of a single substantially straight conductive element
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
    • H01Q19/22—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using a secondary device in the form of a single substantially straight conductive element
    • H01Q19/26—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using a secondary device in the form of a single substantially straight conductive element the primary active element being end-fed and elongated
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
    • H01Q19/28—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using a secondary device in the form of two or more substantially straight conductive elements
    • H01Q19/32—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using a secondary device in the form of two or more substantially straight conductive elements the primary active element being end-fed and elongated
    • 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
    • H01Q21/08—Arrays of individually energised antenna units similarly polarised and spaced apart the units being spaced along or adjacent to a rectilinear path
    • 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
    • H01Q21/08—Arrays of individually energised antenna units similarly polarised and spaced apart the units being spaced along or adjacent to a rectilinear path
    • H01Q21/12—Parallel arrangements of substantially straight elongated conductive units
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
    • H01Q25/002—Antennas or antenna systems providing at least two radiating patterns providing at least two patterns of different beamwidth; Variable beamwidth antennas

Landscapes

  • Aerials With Secondary Devices (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
FR7719504A 1977-06-23 1977-06-24 Systeme d'antennes de radiodiffusion Withdrawn FR2395621A1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
GB26459/77A GB1579452A (en) 1977-06-23 1977-06-23 Aerial system
CH779677A CH616532A5 (cg-RX-API-DMAC10.html) 1977-06-23 1977-06-24
FR7719504A FR2395621A1 (fr) 1977-06-23 1977-06-24 Systeme d'antennes de radiodiffusion
DE2729395A DE2729395C3 (de) 1977-06-23 1977-06-29 Antennenanordnung für die Rundfunkversorgung mit drei vertikalen Strahlern
US05/812,730 US4169266A (en) 1977-06-23 1977-07-05 Aerial system for broadcasting having a passive middle antenna flanked by two end-fed antennas

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
GB26459/77A GB1579452A (en) 1977-06-23 1977-06-23 Aerial system
CH779677A CH616532A5 (cg-RX-API-DMAC10.html) 1977-06-23 1977-06-24
FR7719504A FR2395621A1 (fr) 1977-06-23 1977-06-24 Systeme d'antennes de radiodiffusion
DE2729395A DE2729395C3 (de) 1977-06-23 1977-06-29 Antennenanordnung für die Rundfunkversorgung mit drei vertikalen Strahlern
US05/812,730 US4169266A (en) 1977-06-23 1977-07-05 Aerial system for broadcasting having a passive middle antenna flanked by two end-fed antennas

Publications (1)

Publication Number Publication Date
FR2395621A1 true FR2395621A1 (fr) 1979-01-19

Family

ID=27509314

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7719504A Withdrawn FR2395621A1 (fr) 1977-06-23 1977-06-24 Systeme d'antennes de radiodiffusion

Country Status (5)

Country Link
US (1) US4169266A (cg-RX-API-DMAC10.html)
CH (1) CH616532A5 (cg-RX-API-DMAC10.html)
DE (1) DE2729395C3 (cg-RX-API-DMAC10.html)
FR (1) FR2395621A1 (cg-RX-API-DMAC10.html)
GB (1) GB1579452A (cg-RX-API-DMAC10.html)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0833404A3 (en) * 1996-09-26 2000-05-24 Texas Instruments Incorporated An antenna array
JP2001036337A (ja) * 1999-03-05 2001-02-09 Matsushita Electric Ind Co Ltd アンテナ装置
KR20070058005A (ko) * 2002-09-17 2007-06-07 아이피알 라이센싱, 인코포레이티드 다중 패턴 안테나
US7696943B2 (en) 2002-09-17 2010-04-13 Ipr Licensing, Inc. Low cost multiple pattern antenna for use with multiple receiver systems

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1740851A (en) * 1925-06-30 1929-12-24 Rca Corp Directional antenna
US1764441A (en) * 1924-08-04 1930-06-17 Hahnemann Walter Arrangement for directional transmission and reception by means of electric waves
US2661423A (en) * 1953-04-27 1953-12-01 Marvin P Middlemark Multidirectional antenna with included reflector
US4176346A (en) * 1977-11-21 1979-11-27 John O. Stapleton Smoke alarm network

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE435055A (cg-RX-API-DMAC10.html) * 1938-10-22
FR961705A (cg-RX-API-DMAC10.html) * 1941-05-29 1950-05-19
US3175219A (en) * 1961-06-20 1965-03-23 Gen Dynamics Corp Circular dipole array with central reflector and switching system for beam steering
US3299429A (en) * 1963-08-05 1967-01-17 Decibel Prod Vertical array of folded dipoles adjustably mounted on support mast

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1764441A (en) * 1924-08-04 1930-06-17 Hahnemann Walter Arrangement for directional transmission and reception by means of electric waves
US1740851A (en) * 1925-06-30 1929-12-24 Rca Corp Directional antenna
US2661423A (en) * 1953-04-27 1953-12-01 Marvin P Middlemark Multidirectional antenna with included reflector
US4176346A (en) * 1977-11-21 1979-11-27 John O. Stapleton Smoke alarm network

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
EXBK/65 *

Also Published As

Publication number Publication date
DE2729395B2 (de) 1981-07-16
CH616532A5 (cg-RX-API-DMAC10.html) 1980-03-31
DE2729395C3 (de) 1982-03-11
US4169266A (en) 1979-09-25
DE2729395A1 (de) 1979-01-11
GB1579452A (en) 1980-11-19

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Legal Events

Date Code Title Description
ST Notification of lapse