| 2010 | ITW | Exact PWM representation of bandlimited signals. | Jing Huang, Krishnan Padmanabhan, Oliver M. Collins |
| 2008 | ISIT | Information rates for multiantenna systems with unknown fading. | Oliver M. Collins, Krishnan Padmanabhan, Sundeep Venkatraman |
| 2008 | ISIT | Tight upper and lower bounds on the constrained capacity of non-coherent multi-antenna channels. | Krishnan Padmanabhan, Sundeep Venkatraman, Oliver M. Collins |
| 2006 | ISIT | Calculating and Achieving Capacity on the Unknown Fading MIMO Channel. | Ravi-Kiran Gopalan, Krishnan Padmanabhan, Shyam Ranganathan, Oliver M. Collins |
| 2005 | ISIT | General CPM and its capacity. | Krishnan Padmanabhan, Shyam Ranganathan, Srinath P. Sundaravaradhan, Oliver M. Collins |
| 1992 | SC | Effect of Data Access Delays and System Partitionability on the Dynamic Performance of a Shared Memory Multiprocessor. | Seth Abraham, Krishnan Padmanabhan |
| 1991 | ICPP | On Multistage Networks with Ternary Switching Elements. | Krishnan Padmanabhan |
| 1990 | ICPP | Constraint Based Evaluation of Multicomputer Networks. | Seth Abraham, Krishnan Padmanabhan |
| 1990 | ICPP | A Generalization of the Binary Shuffle-Exchange Architecture for Non-Power-of-Two System Sizes. | Krishnan Padmanabhan |
| 1989 | ICPP | An Analysis of the Twisted Cube Topology. | Seth Abraham, Krishnan Padmanabhan |
| 1989 | ICS | The composite binary cube - a family of interconnection networks for multiprocessors. | Krishnan Padmanabhan |
| 1988 | ICCD | Instruction reorganization for a variable-length pipelined microprocessor. | Seth Abraham, Krishnan Padmanabhan |
| 1988 | ICPP | Reliability of the Hypercube. | Seth Abraham, Krishnan Padmanabhan |
| 1986 | ICPP | Performance of the Direct Binary n-Cube Network for Multiprocessors. | Seth Abraham, Krishnan Padmanabhan |
| 1983 | ICPP | Fault Tolerance Schemes in Shuffle-Exchange Type Interconnection Networks. | Krishnan Padmanabhan, Duncan H. Lawrie |