microstrip patch antenna ppt new

8/19/2019 Microstrip Patch Antenna PPT New

1/18

Design & Analysis of

Microstrip Antennaat 2.2GHz for s-band

frequencyapplications

Submitted by-

RohitVerma(M.Tech)

(Roll

S R Grou o!

in"titution"# $han"i

Submitted to-%r. &"hi"h 'haudhary(&"tt. ro!e""or# %'% ett.


2/18

*ntroduction+ne o! the mo"t u"e!ul antenna" at

micro,ae !reuencie" (f > 1 GHz).

*t con"i"t" o! a metal /atch0 on to o! a

rounded dielectric "ub"trate.

The atch may be in a ariety o! "hae"# butrectanular and circular are the mo"t

common. Rohit erma

(1414531517)

SR Grou o!in"titution" $han"i

32121


3/18

icture" o! tyical atch antenna

Rohit erma(1414531517)

atch antenna&rray o! atch antenna

SR Grou o! in"titution" $han"i

32121


4/18

T


Thi" i" the "chematic diaram o! atch antenna in

,hich all hy"ical arameter" are labeled lielenth# ,idth o! round a" ,ell a" the atch The,idth W is u"ually cho"en to be larer than L ( toet hiher band,idth). o,eer# u"ually W < 2 L.

W = 1.5 6 i" tyical.


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5/18

ormulae u"ed

32121 Rohit erma(1414531517)

1

2

2

0

+=

r r f

vw

ε w

h

r r reff

1212

1

2

1

+

−+

+=

ε ε ε

)8.0)(258.0(

)264.0)(3.0(

412.0

+−

++

=∆

h

wh

w

h

L

reff

reff

ε

ε L

f L

reff r

∆−= 22

1

00ε µ ε

Lg = L + 6h Wg = W + 6h



6/18

Radiation mechani"m

32121 Rohit erma(1414531517)

'ro"" ie, Side ie,



7/18

Shae" o! atch antennai8erent "hae" o! atch or "lot"



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8/18

arameter"

Radiation attern

irectiity

%9ciencyGain

Terminal *medance

:and,idth

Return lo""



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9/18

%%*;G T%';*


10/1832121


>. 'oa?ial rob !eedin



11/1832121


3. &erture couled !eed



12/18

32121 Rohit erma(1414531517)

4. ro?imity couled !eed



13/18

&V&;T&G%S6iht ,eiht and lo, olume.

6o, !abrication co"t# hence can be manu!actured in

lare uantitie".Suort" both# linear a" ,ell a" circular olari@ation.

'an be ea"ily interated ,ith micro,ae interated

circuit" (M*'").

'aable o! dual and trile !reuency oeration".



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14/18

*S&V&;T&G%S ;arro, band,idth.

6o, e9ciency.

6o, Gain.

oor end Are radiator

6o, o,er handlin caacity.



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15/18

&lication" Satellite communication

Mobile communication

:iomedical radiator" Telemedicine alication

irect broadca"t "erice"

Remote "en"in and enironmental

in"trumentationRadar"# etc



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16/18

i8erent "ub"trate u"e !or MS& Micro"tri atch antenna are manu!actured by u"in the di8erent "ub"trate material

"uch

Gla"" eo?y

Su"tainable aer

6iuid metal (eutectic allium indium)

Te?tile or !abric

Rubber



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17/18

'onclu"ion The ea"ie"t and mo"t common method to

achiee a band notch i" main a narro, "lot

o! di8erent "hae" into the radiatin atch o!

the antenna# di8erent tye o! "hae" i" u"ed

to mae the "lot" are u"ed to et the band-

notched in the de"ired !reuency band.



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18/18



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microstrip patch antenna ppt new

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