PREAMBLE OF WIRELESS COMMUNICATION

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Presentation transcript:

PREAMBLE OF WIRELESS COMMUNICATION DIGITAL COMMUNICATION- PREAMBLE (PRESENTATION) PREAMBLE OF WIRELESS COMMUNICATION SGI Property

INDEX PREAMBLE STRUCTURE HOLLISTIC FIX KEY CONCEPT KEY RESEARCH AREA KEY APPLICATION INDUSTRIAL APPLICATION RESEARCH HOW WE STUDY KEY JOBS PROJECTS ONE CAN DO TRENDS

“DIGITAL COMMUNICATION” PREMBLE STRUCTURE TEACHERS INTRODUCTION 1. NAME OF THE INSTRUCTOR 2. CABIN LOCATION 3. TELEPHONENO. 4. EMAIL-ID 5. MEETING HOURS INTRODUCTION TO “DIGITAL COMMUNICATION” WHY? WHAT? WHERE? HOW? Holistic fix Key concepts Practical example Key research area Key applications Industrial application Research Key jobs and Companies How we study? Lecture plan Reference book ,journals Projects one can do Trends

TEACHERS INTRODUCTION DIGITAL COMMUNICATION- PREAMBLE (PRESENTATION) TEACHERS INTRODUCTION 1. NAME OF THE INSTRUCTOR- R.N.Singh 2. CABIN LOCATION-209B,BMAS 3. TELEPHONENO-+91-9457465325 4. EMAIL-ID-rns_30@yahoo.co.in 5. MEETING HOURS– Faculty should provide 1 hour on all week days preferably between extended lunch break. SGI Property

HOLLISTIC FIX OF WIRELESS COMMUNICATION PREREQUISITES Basic Knowledge of Logarithms (Before 12th standard) (12th standard) Basic Knowledge of Calculus & Trigonometry. Usage of Wave Propagation. Knowledge of Signals and their characteristics.

HOLLISTIC FIX………Continued PRE REQUISTES (4th Semester) Basics of Signal & System. Different Types of Signals Unit Impulse signal Gaussian Signal Unit Step signal Different Transform Techniques Fourier Transform Laplace Transform

HOLLISTIC FIX OF WC………CONTINUED ADVANCE COURSE (6th-7th SEM) Digital Signal Processing Antenna & wave Propagation Digital communication Satellite Communication Radar & Navigation Telecommunication Switching (8th SEM) Data & Communication Networks

HOLLISTIC FIX OF WC………CONTINUED SCOPE IN RELATED FIELDS… Mobile Communication Wireless Technologies Mobile computing Aerospace Satellite communication Wireless Networking Radar & Navigation

Schematic Diagram of WC KEY CONCEPTS RELATED TO WC Schematic Diagram of WC

FREQUENCY BAND IN COMMUNICATION

CONCEPT OF GLOBAL SYSTEM FOR MOBILE

CONCEPT OF CELL

PROPAGATION

DIVERSITY TECHNIQUES SPACE DIVERSITY SCANNING DIVERSITY

SPEECH CODING The vocal folds determine the air-flow from the lungs The cavities of the throat and mouth act as a resonance filter Speech Generation Model

MODULATION TECHNIQUES Frequency shift keying

MULTIPLE ACCESS TECHNIQUES

FREQUENCY REUSE

3G SYSTEMS

KEY RESEARCH AREA OF WIRELESS COMMUNICATION Research areas in cluster of WC: 4G Technologies (Always best connected) Fast Multiple Access more than the speed of light. Performance of MIMO (Multiple input multiple output) diversity techniques. Performance of Space time block codes on Fading channels Utilization of Opto Switch in switching techniques. OFDM (Optical Frequency Division Multiple).

Key Jobs & Companies PRIVATE SECTOR Tata Indicom Ltd www.tataindicom.com Alcatel Lucent. www.alcatel-lucent.in NSN www.nokiasiemensnetworks.com Reliance Communications www.relianceinfo.com Bharti Airtel www.airtel.in

PUBLIC SECTOR JOBS Bharat Sanchar Nigam Limited. www.bsnl.co.in Indian Telephone Industries Ltd. www.iti.com Videsh Sanchar Nigam Ltd. www.vsnl.com

HOW WE STUDY......? Tutorial Plan Handouts + LAN Server Reference Sources Lecture Plan Individual Assignments LAN Server Group Assignments UPTU Paper Mapping I Google Will be shared by individual Gmail Ids

PROJECTS IN WIRELESS COMMUNICATION Remote controlled home Appliances using GSM Technologies RAKE Receiver Space Time block codes Wireless Token display Wireless Based Surveillance Wireless Video Transmitter Wireless RF Based Heart Beat Counter Jamming free Receiver

TRENDS IN WC March 10, 1876- Telephone by Graham Bell G. Marconi invented Wireless communication in 1897 1960- Character coding in the form of 8bit character 1967- Voice Digitization technique- PCM 1969-Caterphone

Trends Continued 1974- Data phone Digital Services 1980-Dial Modem Technology (FAX) 1984-Client Server Architectures 1990’s- VPN

Trends….. continued Till date- Broadband ISDN, Cell based transmission, Satellite & GPS, VOIP, Video Conferencing, Live TV Future Trends- High Speed communication across the galaxies

THANK YOU