| 2000 | Interspeech | Low complexity connected digit recognition for mobile applications. | Prabhu Raghavan, Sunil K. Gupta |
| 2000 | Interspeech | Automatic speech recognition in Mandarin for embedded platforms. | Fengguang Zhao, Prabhu Raghavan, Sunil K. Gupta, Ziyi Lu, Wentao Gu |
| 1998 | Interspeech | Improved utterance rejection using length dependent thresholds. | Sunil K. Gupta, Frank K. Soong |
| 1996 | ICASSP | High-accuracy connected digit recognition for mobile applications. | Sunil K. Gupta, Frank K. Soong, Raziel Haimi-Cohen |
| 1996 | Interspeech | Quantizing mixture-weights in a tied-mixture HMM. | Sunil K. Gupta, Frank K. Soong, Raziel Haimi-Cohen |
| 1996 | Interspeech | Durational characterstics of hindi consonant clusters. | Nisheeth Shrotriya, Rajesh Verma, Sunil K. Gupta, S. S. Agrawal |
| 1991 | ICASSP | Low update rate articulatory analysis/synthesis of speech. | Sunil K. Gupta, Juergen Schroeter |
| 1991 | ICASSP | An automatic language identification system. | Michael I. Savic, Elena Acosta, Sunil K. Gupta |
| 1990 | ICASSP | Variable parameter speaker verification system based on hidden Markov modeling. | Michael I. Savic, Sunil K. Gupta |