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RF & Microwave Design Portfolio

Deepak Singh Nagarkoti is an M.Tech graduate specializing in RF & Microwaves from IIT-BHU with over a year of design experience at Lambda group and Voila XS Inc. His portfolio showcases expertise in electronic and mechanical design tools, alongside recent developments in various antenna designs, couplers, and filters. The document includes detailed descriptions of his projects, design tools used, and results from simulations and fabrications.

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0% found this document useful (0 votes)
58 views37 pages

RF & Microwave Design Portfolio

Deepak Singh Nagarkoti is an M.Tech graduate specializing in RF & Microwaves from IIT-BHU with over a year of design experience at Lambda group and Voila XS Inc. His portfolio showcases expertise in electronic and mechanical design tools, alongside recent developments in various antenna designs, couplers, and filters. The document includes detailed descriptions of his projects, design tools used, and results from simulations and fabrications.

Uploaded by

dsn
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF, TXT or read online on Scribd
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Design Portfolio

Deepak Singh Nagarkoti

M.Tech. (RF & Microwaves)


IIT-BHU, Varanasi, INDIA

Deepak.itbhu07@gmail.com
+919015909810,+919625673679
Contents
e d t i
rv o
9 Introduction

s
9 Electronic Design Tools
e a rk
e
9 Mechanical Design Tools

R a g
s N
9 Some Recent Design, Simulations & Development.

t h
i g h n g
l R S i
l
A pak
e e
2
D
Deepak Singh Nagarkoti:deepak.itbhu07@gmail.com
Introduction
e d t i
v o
I have done my Masters(Honors) from Indian Institute of

e r rk
s a
Technology, Banaras Hindu University, Varanasi ( Formerly

R e a g
IT-BHU) with RF & Microwave specialization in 2009.Prior

t s h N
to it, I have done 1st Class Engineering Graduatation in

i g h n g
i
Electronics & Telecommunication Engg. from Government

l l R S
Engineering College, Dwarahat, Uttarakhand in 2007. I have

A pak
total 1 year & 3 months consolidate Design Experience with

e e
Voila XS Inc., Los Angles, USA & Lambda group, India.

3
D
Currently , I am Design Engineer at Lambda group.
Deepak Singh Nagarkoti:deepak.itbhu07@gmail.com
Electronic Design Automation Tools

e d t i
rv o
Working on
Ansoft HFSS v10
s e a rk
e
CST Microwave Studio 2009

R a g
s N
Agilent ADS
Zealand IE3D
ht gh
R i g i n
l l S
A pak
e e
4
D
Deepak Singh Nagarkoti:deepak.itbhu07@gmail.com
Mechanical Design Tools
e d t i
rv o
Strong Hand in

s e
y Pro E ( Certificate Course )
a rk
y AutoCAD

R e a g
t s h N
i g h n g
l R S i
l
A pak
e e
5
D
Deepak Singh Nagarkoti:deepak.itbhu07@gmail.com
Few Very Recent Developments

e d t i
v o
Patch Antenna
Double Ridge Horn Antenna
e r rk
e s
Dual Directional Couplers
g a
Combline Filters

s R N a
t h
Coaxial Diplexers

g h g
Waveguide to Coax Transitions
i n
R
Wimax Antenna

l S i
l
A pak
Power Dividers/Combiners
Low Noise Amplifier

e
Waveguide Filters

D e
Ortho modal Transducers (OMT)

Deepak Singh Nagarkoti:deepak.itbhu07@gmail.com


6
Bi- Yagi Uda Patch Antenna
(10.5 dBi Gain)
e d t i
e rv rk o
e s g a
s R N a
ht gh
R i g i n
l l S
A pak
e e
7
D
Deepak Singh Nagarkoti:deepak.itbhu07@gmail.com
e d t i
e rv rk o
e s g a
s R N a
ht gh
R i g i n
l l S
A pak
e e
D
Return Loss
Antenna Gain
8 Deepak Singh Nagarkoti:deepak.itbhu07@gmail.com
Double Sided PCB Broadband Antenna
e d t i
e rv rk o
e s g a
s R N a
ht gh
R i g i n
l l S
A pak
e e
9
D
Deepak Singh Nagarkoti:deepak.itbhu07@gmail.com
Antenna Covers GPS, DCS, GSM,UMTS & Wimax Band

e d t i
e rv rk o
e s g a
s R N a
ht gh
R i g i n
l l S
A pak
e e
10
D
Deepak Singh Nagarkoti:deepak.itbhu07@gmail.com
Radiation pattern 3D plot
e d t i
e rv rk o
e s g a
s R N a
ht gh
R i g i n
l l S
A pak
e e
11
D
Deepak Singh Nagarkoti:deepak.itbhu07@gmail.com
Combline Cavity Filter
e d t i
e rv rk o
e s g a
s R N a
ht gh
R i g i n
l l S
A pak
e e
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D
Deepak Singh Nagarkoti:deepak.itbhu07@gmail.com
Fabricated Samples

e d t i
e rv rk o
e s g a
s R N a
ht gh
R i g i n
l l S
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D
Results Comparison

e d t i
v o
Software

r
Network Analyzer

s e a rk
R e a g
t s h N
i g h n g
l R S i
l
A pak
e e
14
D
Deepak Singh Nagarkoti:deepak.itbhu07@gmail.com
Dual Directional Coupler Design

e d t i
10 dB Coupler
e rv rk o
e s g a
s R N a
ht gh
R i g i n
l l S
A pak 10 db Coupling

e e
15
D
Deepak Singh Nagarkoti:deepak.itbhu07@gmail.com
e d t i
30 dB Coupler Design
e rv rk o
e s g a
s R N a
ht gh
R i g i n
l l S
A pak
30 db Coupling

e e
16
D
Deepak Singh Nagarkoti:deepak.itbhu07@gmail.com
Isolation plots

e d t i
rv o
-30dB Coupler

s e a rk
R e a g
t s h N
i g h n g
l R S i
l
A pak
-10dB coupler

e e
17
D
Deepak Singh Nagarkoti:deepak.itbhu07@gmail.com
Samples of 30dB Couplers to Voila XS
(permission of Voila XS)

e d t i
e rv rk o
e s g a
s R N a
ht gh
R i g i n
l l S
A pak
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Deepak Singh Nagarkoti:deepak.itbhu07@gmail.com
Horn Antenna Design
e d t i
e rv rk o
e s g a
s R N a
ht gh
R i g i n
l l S
A pak
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D
Deepak Singh Nagarkoti:deepak.itbhu07@gmail.com
Results at 42 GHz

e d t i
e rv rk o
e s g a
s R N a
ht gh
R i g i n
l l S
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20
D
Deepak Singh Nagarkoti:deepak.itbhu07@gmail.com
Copolarisation Cross Polarisation

e d t i
e rv rk o
e s g a
s R N a
ht gh
R i g i n
l l S
A pak
e e
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D
Deepak Singh Nagarkoti:deepak.itbhu07@gmail.com
Waveguide to Coax Transition
e d t i
v o
Full band of Standard Waveguide Sections with N

e r
Female/ SMA/ 2.4mm connector
rk
WR2300

e s g a
R a
WR430

s N
WR340
WR284
ht gh
WR229

R i g i n
S
WR137

l l
A pak
WR90
WR75

e
WR62
WR28

D
WR22e
Deepak Singh Nagarkoti:deepak.itbhu07@gmail.com
22
WR 229 Coax Transition N (F)(3.3GHz-4.9GHz)

e d t i
e rv rk o
e s g a
s R N a
ht gh
R i g i n
l l S
A pak
e e
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Deepak Singh Nagarkoti:deepak.itbhu07@gmail.com
WR 187 Coax Transition N (F)(3.95GHz-5.85GHz)

e d t i
e rv rk o
e s g a
s R N a
ht gh
R i g i n
l l S
A pak
e e
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D
Deepak Singh Nagarkoti:deepak.itbhu07@gmail.com
WR 159 Coax Transition N (F)(4.9GHz-7.05GHz)

e d t i
e rv rk o
e s g a
s R N a
ht gh
R i g i n
l l S
A pak
e e
25
D
Deepak Singh Nagarkoti:deepak.itbhu07@gmail.com
e d
WR 137 coax transition N (F)(5.85GHz- 8.2GHz)
t i
e rv rk o
e s g a
s R N a
ht gh
R i g i n
l l S
A pak
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D
Deepak Singh Nagarkoti:deepak.itbhu07@gmail.com
WR 112 Coax Transition N (F)(7.05GHz-10GHz)

e d t i
e rv rk o
e s g a
s R N a
ht gh
R i g i n
l l S
A pak
e e
27
D
Deepak Singh Nagarkoti:deepak.itbhu07@gmail.com
WR 90 Coax Transition N(F)(8.2GHz-12.4GHz)

e d t i
e rv rk o
e s g a
s R N a
ht gh
R i g i n
l l S
A pak
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Deepak Singh Nagarkoti:deepak.itbhu07@gmail.com
WR 62 Coax Transition SMA(F)(12.4GHz-18GHz)

e d t i
e rv rk o
e s g a
s R N a
ht gh
R i g i n
l l S
A pak
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Deepak Singh Nagarkoti:deepak.itbhu07@gmail.com
WR 42 Coax Transition SMA(F)(18GHz-26.5GHz)

e d t i
e rv rk o
e s g a
s R N a
ht gh
R i g i n
l l S
A pak
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Deepak Singh Nagarkoti:deepak.itbhu07@gmail.com
WR 22 Coax Transition 2.4 mm(34GHz-50GHz)

e d t i
e rv rk o
e s g a
s R N a
ht gh
R i g i n
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Deepak Singh Nagarkoti:deepak.itbhu07@gmail.com
Power Divider Network
e d t i
rv o
2 way
4 way
s e a rk
8 way
R e a g
16 way
t s h N
i g h n g
l R S i
l
A pak
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Deepak Singh Nagarkoti:deepak.itbhu07@gmail.com
Basic Two Way Broadband Power Splitter

d
(ADS Momentum)

v e o t i
e r rk
e s g a
s R N a
ht gh
R i g i n
l l S
A pak
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Deepak Singh Nagarkoti:deepak.itbhu07@gmail.com
Results
e d t i
e rv rk o
e s g a
s R N a
ht gh
R i g i n
l l S
A pak
e e
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D
Deepak Singh Nagarkoti:deepak.itbhu07@gmail.com
4 way splitter
e d t i
e rv rk o
e s g a
s R N a
ht gh
R i g i n
l l S
A pak
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Deepak Singh Nagarkoti:deepak.itbhu07@gmail.com
Results
e d t i
e rv rk o
e s g a
s R N a
ht gh
R i g i n
l l S
A pak
e e
36
D
Deepak Singh Nagarkoti:deepak.itbhu07@gmail.com
8 way power splitter
e d t i
e rv rk o
e s g a
s R N a
ht gh
R i g i n
l l S
A pak
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Deepak Singh Nagarkoti:deepak.itbhu07@gmail.com

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