NPTEL : NOC:Digital Switching-I (Electronics and Communication Engineering)

Co-ordinators : Prof. Yatindra N Singh


Lecture 1 - Introduction to Telephony and Networks

Lecture 2 - Strowger Automatic Exchange

Lecture 3 - Crossbar Switching

Lecture 4 - Logic Circuit for Crosspoint Operation

Lecture 5 - Introduction to Multistage Interconnection Networks

Lecture 6 - Blocking probability of crossbar switches

Lecture 7 - Call congestion and time congestio

Lecture 8 - Clos network

Lecture 9 - Lee's approximation

Lecture 10 - Karnaugh's approximation

Lecture 11 - Time switch

Lecture 12 - Time switch and Clos network

Lecture 13 - TST switch, Strictly Non-blocking network, Rearrangeably non-blocking network

Lecture 14 - Paull's Matrix

Lecture 15 - f-way multicasting

Lecture 16 - Strictly sense non blocking multicasting switch

Lecture 17 - Rearrangeably non blocking networks

Lecture 18 - Slepian Duguid theorem, Paull's theorem

Lecture 19 - Paull's matrix for rearrangeabbly non blocking networks

Lecture 20 - Recursive construction; Crosspoint complexity for rearrangebly and strictly non-blocking networks

Lecture 21 - Cantor network

Lecture 22 - Wide-sense non blocking network

Lecture 23 - Example of wide -sense non-blocking switch

Lecture 24 - Packet Switching

Lecture 25 - Buffering strategies

Lecture 26 - Output Queued Switch

Lecture 27 - Input Queued Switch

Lecture 28 - Banyan Network, Delta Network

Lecture 29 - Shufflenet as Delta network

Lecture 30 - Performance analysis of crossbar and delta network

Lecture 31 - Properties of Delta Network

Lecture 32 - Buffered and Unbuffered Delta network

Lecture 33 - Analysis of Buffered Delta Network - 1 of 3

Lecture 34 - Analysis of Buffered Delta Network - 2 of 3

Lecture 35 - Analysis of Buffered Delta Network - 3 of 3