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| Desired Position: |
Embedded wireless trainer & consultant |
Job Code: |
WDN-2-20682 |
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Website: |
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| Preferred Location: |
india/usa/europe |
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| Posted on: |
2009-03-28 |
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| Qualifications: |
RESUME
Name : Jothi Kothandapani
Sex : Male
Date of birth : 10th Feb 1971
Education
B.Tech Electronics -1994
Madras Institute of Technology
Anna University
Madras
Professional Experience - 14+ years
Development – 13+ years
Testing - 1 year
Present Address
Jothi Kothandapani
#299 Puttappa Layout
New Thippasandra
Bangalore -560075
India
Permanent Address
Jothi Kothandapani
s/o V. kothandapani
Kottapakkam
T.Mettupalayem p.o
Villupuram t.k 605602
Tamil Nadu
India
Contact Details
Email id – kottapa@yahoo.com
Mobile Number – 9845809512
Residence +91-80-25288948
Skill Sets
Wireless :GSM,GPRS,UMTS,Bluetooth,WLAN
GSM/GPRS/UMTS protocol stack integration with Mobile application framework
GSM/GPRS/UMTS protocol stack integration with Baseband firmware
Mobile application development as per OMA specification
-Instant Messaging and Presence
-Short messaging services
-Location based services
Mobile application frameworks (EMP,Windows CE and APOXI)
Porting Samsung Handset Platform(SHP) on Ericsson Mobile Platform (EMP)
Development of Gateway Mobile Location Centre (GMLC)
Development of Short Messaging Service Centre (SMSC)
Development of SIM provisioning over the air (OTA)
Development of new features for GSM/GPRS base Station controller
Verificaton of GSM/GPRS/UMTS air interface in live air as well as using
thenetwork Simulators like Agilent 8960 and Anritsu
Support GCF and IOT testing
Verification of WLAN and Bluetooth Interfaces
Complete verification of Handset functionality (applications,pheriperals,power
management and memory)
DSP Layer 1 Software/Firmware
Porting RTOS on GSM/GPRS/UMTS baseband Modem
Evaluating RTOS on GSM/GPRS/UMTS baseband Modem
RTOS Performance Measurement on GSM/GPRS/UMTS baseband Modem
UMTS task creation on baseband modem
Priority assignment of various tasks
Integrating all DSP components (codecs and contro code) on target.
Devlopment of baseband firmware on TI, Analog devices and Starcore DSP Processors
Speech compression/decompression (G729)
CRC generation and check
Convolutional encoding
Viterbi decoding
Puncturing/depunturing
Interleaving/Deinterleaving
Scrambling/descrambling
Echo cancellers,
Tone detection/generation,
Voice Activity Detectors,
FAX/DATA Rate adaptation functions,
Speech scrambling algorithms,
FFT for sonar receivers.
Generic
ASIC verification
Navigational guidance using GPS Receivers
Hardware dependent software and driver development
Host Platform
General Purpose Operating Systems:
DOS, Windows95, 98, NT, 2000 and UNIX
Embedded Operating systems
Windows CE, PocketPC
Real Time Operating System:
DSP Executive and ThreadX
H/W and S/W Tools
Anritsu Network Emulator
Agilent GSM, GPRS Network Emulator
Bluetooth dongle with Bluesoleil software
WLAN Access points (Cisco and Symbol), Wireless switches
Embedded VC++ IDE
Smartphone Emulator
Metrowerks codewarrior IDE
Starcore MSC8101 ADS, Starcore LLC DB1000 development board
APOXI Mobile Station Framework.
SS7 card
INET simulator
Satellite base station,
User Terminal/mobile station,
Base Station Controller,
TMS320c31 EVM and emulator.
TMS320c542 simulator and EVM with code composer software.
Telephone Interface Module.
T1 analyzer,
Audio precision system,
Air Terminal,
Ground station,
ADSP 2105,2111 simulator,
ADSP21020 emulator,
SCATT Interference generator,
GPS receivers.
Languages
ASSEMBLY -ADSP 2105, 2111, 21020, TMS320c31, TMS320c549, SC120 and SC140
HIGH LEVEL – VC++, C and CHILL
Protocols
GSM RLC, GSM RRC, GSM MAP, IS41 MAP, SMPP, SS7 (only TCAP), AIR Interface protocols in GSM and mobile satellite communication systems
Onsite Experience
Symbol Technologies USA (03 Aug 2005 to 26th Aug 2005)
Infineon Technologies Sophia antipolis France 16th oct2004 to 24 oct 2004
Infineon Technologies Sophia antipolis France 18th sep2004 to 27th sep 2004
Infineon Technologies Munich Germany 26th June2004 to 11th July 2004
Infineon Technologies Sophia antipolis France 15th Feb 2004 to 1st Mar 2004
Infineon Technologies Munich Germany 11th oct 2003 to 25th dec 2003
Infineon Technologies Munich Germany 1st sep2003 to 7th sep 2003
SS8 Networks USA 18th Mar 2002 to 11th April 2002
Hughes Network Systems USA 6th Sep 97 to 19th Feb98
Hughes Network Systems USA 5th Jan 99 to 26th April 99
Projects Summary
From June 2008 to till date
Working as a freelance engineer in the GSM, GPRS, UMTS, DSP, RTOS and WLAN domain
AT Command Tester – This project involves testing CALL and SMS related Handset
AT commands from PC Using the Bluetooth Interface. Used the Bluesoleil Bluetooth
Dongle and Nokia Handset for testing these AT commands.
WCDMA scanner – This project involves decoding system information to get the
CellID and LAC from the received corrected P-CCPCH signal.
From June 2007 to May 2008 –Samsung India Software Operations Bangalore
Project: Ericsson Mobile Platform
This project involves porting Samsung Handset Platform to Ericsson Mobile Platform.
I was responsible for Protocol, Application, SQA and CM Teams
Responsibility
- Managing the protocol, application, SQA and CM team
- Tracking project issues
- Task assignment and tracking
- Status reporting
- Commercialization of Samsung mobiles based on EMP baseband chipset
- Support the GCF and IOT issues from field
From May 2006 to May2007
Working as a freelance engineer in the GSM, GPRS, UMTS, DSP, RTOS and WLAN domain
-GPRS connect/disconnect routines for a web browser
-LCS client for a smartphone. This client is tested using Microsoft smartphone
emulator
From May 2005 to May2006 -Symbol Technologies Bangalore
Project: System Validation of the Symbol handheld Mobile Computers
Symbol makes mobile computers based on Microsoft Windows CE and Pocket PC operating systems. These mobile computers support WLAN, GSM, GPRS and CDMA interfaces. In symbol India I was responsible for integrating and validating complete system and its external interfces
Client: Symbol Technologies USA
From Jan 2005 to May 2005
Providing consultancy and training in GSM, GPRS, UMTS, DSP and RTOS domain.
Project: UMTS co-processor System Integration and RTOS Evaluation:
Period: from Feb 2004 to December 2004 - Infineon technologies bangalore
UMTS Co-processor is a DSP chipset used in a UMTS Mobile Station.
All UMTS firmware tasks run on this co-processor. This co processor also controls various UMTS peripherals like Rake Receiver, Delay Profile estimator, Searcher and Transmit hardware
Responsibility
Porting ThreadX RTOS to the Starcore LLC DB1000 Evaluation board
Writing RTOS Evaluation test plan
Assign priority for various UMTS firmware tasks
Integrate all the firmware tasks and RTOS using starcore LLC DB1000 Evaluation board
RTOS support to the Firmware Team
Client: Infineon Technologies Sophia antipolis France
Project: GSM/GPRS Chipset System Integration and RTOS Evaluation:
Period: from Aug 2003 to Jen 2004 – Infineon Technologies Bangalore
This project involves Evaluating RTOS for the GSM/GPRS baseband chipset used in a mobile station and integrating DSP components like speech codec. This integration is done using Starcore DSP development board
Responsibility
Writing RTOS Evaluation test plan
Timing and stack measurements for Fullrate, Halfrate, AMR and WAMR speech codecs.
Real Time demo of the fullrate speech codec using MSC8101ADS board
Client: Infineon Technologies Germany
Project: Instant Messaging and Presence:
Period: fro |
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