GB656887A - Improvements in or relating to aerials - Google Patents

Improvements in or relating to aerials

Info

Publication number
GB656887A
GB656887A GB1944/48A GB194448A GB656887A GB 656887 A GB656887 A GB 656887A GB 1944/48 A GB1944/48 A GB 1944/48A GB 194448 A GB194448 A GB 194448A GB 656887 A GB656887 A GB 656887A
Authority
GB
United Kingdom
Prior art keywords
plate
loop
aerial
sectors
loops
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
GB1944/48A
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
Philips Electronics NV
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 Philips Gloeilampenfabrieken NV, Philips Electronics NV filed Critical Philips Gloeilampenfabrieken NV
Publication of GB656887A publication Critical patent/GB656887A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q7/00—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop

Landscapes

  • Details Of Aerials (AREA)
  • Transformers For Measuring Instruments (AREA)
  • Formation Of Insulating Films (AREA)
GB1944/48A 1947-01-25 1948-01-22 Improvements in or relating to aerials Expired GB656887A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL656887X 1947-01-25

Publications (1)

Publication Number Publication Date
GB656887A true GB656887A (en) 1951-09-05

Family

ID=19795258

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1944/48A Expired GB656887A (en) 1947-01-25 1948-01-22 Improvements in or relating to aerials

Country Status (6)

Country Link
US (1) US2617033A (enrdf_load_stackoverflow)
BE (1) BE479859A (enrdf_load_stackoverflow)
DE (1) DE807100C (enrdf_load_stackoverflow)
FR (1) FR960134A (enrdf_load_stackoverflow)
GB (1) GB656887A (enrdf_load_stackoverflow)
NL (1) NL72283C (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2235337A (en) * 1989-08-24 1991-02-27 Phase Track Limited Loop antenna

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE511773A (enrdf_load_stackoverflow) * 1951-06-02
US4458248A (en) * 1982-04-26 1984-07-03 Haramco Research, Inc. Parametric antenna
US5142861A (en) * 1991-04-26 1992-09-01 Schlicher Rex L Nonlinear electromagnetic propulsion system and method
USD570337S1 (en) * 2006-08-25 2008-06-03 Impinj, Inc. Broken-loop RFID reader antenna for near field and far field UHF RFID tags
US20080048867A1 (en) * 2006-01-18 2008-02-28 Oliver Ronald A Discontinuous-Loop RFID Reader Antenna And Methods
USD574370S1 (en) * 2008-02-14 2008-08-05 Impinj, Inc. Broken-loop RFID reader antenna for near field and far field UHF RFID tags
USD591734S1 (en) * 2008-09-22 2009-05-05 Nissei Limited Television or communication antenna element comprising a high frequency wave coupler
BR122020001894B1 (pt) 2010-06-11 2021-10-13 Ricoh Company, Ltd Dispositivo removível, recipiente de revelador, e aparelho de formação de imagem
USD630196S1 (en) * 2010-08-04 2011-01-04 Tagsys Sas Antenna
USD666179S1 (en) * 2011-08-01 2012-08-28 Avery Dennison Corporation RFID inlay
USD713392S1 (en) * 2011-10-28 2014-09-16 World Products, Inc. Circular tri-level antenna
USD852172S1 (en) * 2017-07-11 2019-06-25 Shenzhen BITECA Electron Co., Ltd. HDTV antenna

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE388072C (de) * 1923-02-02 1924-01-09 Siemens & Halske Akt Ges Ringfoermige Antenne
FR620848A (fr) * 1926-08-27 1927-04-29 Cadre récepteur pour radio-télégraphie et radio-téléphonie
US2166750A (en) * 1936-02-15 1939-07-18 Rca Corp Antenna
GB519350A (en) * 1937-12-06 1940-03-21 Standard Telephones Cables Ltd Directional radio antenna arrays
CH233309A (de) * 1937-12-06 1944-07-15 Bell Telephone Mfg Richtantennenanlage.
US2256472A (en) * 1939-10-20 1941-09-23 Abram A Cory Radio direction finder deviation correction device
BE469213A (enrdf_load_stackoverflow) * 1940-03-23
US2405123A (en) * 1943-08-07 1946-08-06 Gen Electric Antenna system
US2480117A (en) * 1945-06-27 1949-08-30 Standard Telephones Cables Ltd Direction finder
US2457127A (en) * 1945-06-27 1948-12-28 Standard Telephones Cables Ltd Antenna system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2235337A (en) * 1989-08-24 1991-02-27 Phase Track Limited Loop antenna
GB2235337B (en) * 1989-08-24 1994-05-11 Phase Track Limited Loop antenna

Also Published As

Publication number Publication date
FR960134A (enrdf_load_stackoverflow) 1950-04-13
BE479859A (enrdf_load_stackoverflow)
NL72283C (enrdf_load_stackoverflow)
DE807100C (de) 1951-06-25
US2617033A (en) 1952-11-04

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