PT82146A - Processo passivo para variar as fases nas zonas de fresnel - Google Patents

Processo passivo para variar as fases nas zonas de fresnel

Info

Publication number
PT82146A
PT82146A PT82146A PT8214686A PT82146A PT 82146 A PT82146 A PT 82146A PT 82146 A PT82146 A PT 82146A PT 8214686 A PT8214686 A PT 8214686A PT 82146 A PT82146 A PT 82146A
Authority
PT
Portugal
Prior art keywords
fresnel
areas
passive process
phases
vary
Prior art date
Application number
PT82146A
Other languages
English (en)
Inventor
Maria Elena Gomez Moli
Original Assignee
Radio Desarrollo S A Radesa
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 Radio Desarrollo S A Radesa filed Critical Radio Desarrollo S A Radesa
Publication of PT82146A publication Critical patent/PT82146A/pt

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
    • H01Q15/02—Refracting or diffracting devices, e.g. lens, prism
PT82146A 1985-03-06 1986-03-05 Processo passivo para variar as fases nas zonas de fresnel PT82146A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES541003A ES8700891A1 (es) 1985-03-06 1985-03-06 Procedimiento pasivo variador de las fases de las zonas de fresnel

Publications (1)

Publication Number Publication Date
PT82146A true PT82146A (pt) 1986-09-16

Family

ID=8488802

Family Applications (1)

Application Number Title Priority Date Filing Date
PT82146A PT82146A (pt) 1985-03-06 1986-03-05 Processo passivo para variar as fases nas zonas de fresnel

Country Status (3)

Country Link
EP (1) EP0194583A3 (pt)
ES (1) ES8700891A1 (pt)
PT (1) PT82146A (pt)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2736470B1 (fr) * 1990-11-13 1997-12-05 Bony Gerard Procede pour la conception d'une antenne hyperfrequence protegee a surface rayonnante horizontale et antennes realisees selon ce procede

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3189907A (en) * 1961-08-11 1965-06-15 Lylnan F Van Buskirk Zone plate radio transmission system
US3495265A (en) * 1965-08-11 1970-02-10 Bell Telephone Labor Inc Dielectric clutter fence
BR7606976A (pt) * 1976-10-15 1977-05-03 Camargo L De Dispositivo de acao ondulatoria para radio frequencias

Also Published As

Publication number Publication date
EP0194583A2 (en) 1986-09-17
ES541003A0 (es) 1986-12-01
ES8700891A1 (es) 1986-12-01
EP0194583A3 (en) 1987-10-14

Similar Documents

Publication Publication Date Title
BR8606795A (pt) Copolimeros de hexafluoroacetona e hexafluorocetona/epoxida perfluorados e processo para produzir os mesmos
BR8403842A (pt) Processo para preparar etileno-glicois
ES556338A0 (es) Procedimiento para preparar nuevos 2-arilimidazoles
BR8602622A (pt) Processo para preparar poliepoxidos
BR8602450A (pt) Sistema de irrigacao e processo para operar o mesmo
ES296375Y (es) Dispositivo para sujetar dos paneles o elementos similares
BR8206135A (pt) Processo para estabelecer instante de tiristor
ES2020807A4 (es) Metodo para producir ibuprofeno
BR8700338A (pt) Processo para obter carne preservada
BR8907277A (pt) Processo para preparar poliazamacrociclos mono-n-alquilados
MX173981B (es) Compuestos de trifendioxazina hidrosolubles, compuestos intermediarios utilizados en la sintesis de los mismos y proceso para preparar los mismos
ES289186Y (es) Carrito-armario para llevar comidas
ES2016229A4 (es) Proceso para producir n-fosfonometilglicina
BR8903092A (pt) Processo para preparar isocianatos de arilsulfonil
BR8602120A (pt) Processo para preparar dissulfetos de dialquila
BR8507057A (pt) Sistema de acionamento sincrono e processo para fazer o mesmo
PT82146A (pt) Processo passivo para variar as fases nas zonas de fresnel
BR8603782A (pt) Processo para fazer alumina
BR8506513A (pt) Processo para preparar alfa-l-aspartil-l-fenilalanina metil ester
BR8606786A (pt) Eletrodos porosos e processo para fazer os mesmos
BR8605643A (pt) Processo passivo para variar as fases nas zonas de fresnel
BR8707253A (pt) Processo para preparar isocianato de metila
BR8807589A (pt) Concentrador para beneficiar minerais
BR8602488A (pt) Composicao e processo para desencrespar cabelos
BR8500161A (pt) Processo para preparar terpinen-4-ol

Legal Events

Date Code Title Description
FC3A Refusal

Effective date: 19930211