| 7092406 |
Computer implemented communication apparatus and method |
Raghu Sharma, Jeffrey P. Davis, Sidhartha Maitra |
2006-08-15 |
| 7082106 |
Computer-based multi-media communications system and method |
Raghu Sharma, Jeffrey P. Davis, Sidhartha Maitra |
2006-07-25 |
| 7082141 |
Computer implemented voice over data communication apparatus and method |
Sidhartha Maitra, Jeffrey P. Davis, Raghu Sharma |
2006-07-25 |
| 5905794 |
Caller identification interface using line reversal detection |
Ting Sun |
1999-05-18 |
| 5864560 |
Method and apparatus for mode switching in a voice over data computer-based personal communications system |
Ping Li, Raghu Sharma, Jeffrey P. Davis |
1999-01-26 |
| 5815567 |
Communications interface providing isolation and ringdown features |
Jeffrey P. Davis, Duane Francis Wald |
1998-09-29 |
| 5790532 |
Voice over video communication system |
Raghu Sharma, Jeffrey P. Davis, Ping Li, Sidhartha Maitra, Ashish Thanawala +1 more |
1998-08-04 |
| 5764627 |
Method and apparatus for a hands-free speaker phone |
Raghu Sharma, Jeffrey P. Davis, Ping Li, Sidhartha Maitra, Ashish Thanawala +1 more |
1998-06-09 |
| 5673257 |
Computer-based multifunction personal communication system |
Raghu Sharma, Jeffrey P. Davis, Ping Li, Sidhartha Maitra, Ashish Thanawala +1 more |
1997-09-30 |
| 5673268 |
Modem resistant to cellular dropouts |
Raghu Sharma, Jeffrey P. Davis, Ping Li, Sidhartha Maitra, Ashish Thanawala +1 more |
1997-09-30 |
| 5617423 |
Voice over data modem with selectable voice compression |
Ping Li, Jeffrey P. Davis |
1997-04-01 |
| 5600649 |
Digital simultaneous voice and data modem |
Raghu Sharma, Jeffrey P. Davis, Ping Li, Sidhartha Maitra, Ashish Thanawala +1 more |
1997-02-04 |
| 5577041 |
Method of controlling a personal communication system |
Raghu Sharma, Jeffrey P. Davis, Ping Li, Sidhartha Maitra, Ashish Thanawala +1 more |
1996-11-19 |
| 5574725 |
Communication method between a personal computer and communication module |
Raghu Sharma, Jeffrey P. Davis, Ping Li |
1996-11-12 |
| 5546395 |
Dynamic selection of compression rate for a voice compression algorithm in a voice over data modem |
Raghu Sharma, Jeffrey P. Davis, Ping Li, Sidhartha Maitra, Ashish Thanawala |
1996-08-13 |
| 5500859 |
Voice and data transmission system |
Raghu Sharma, Jeffrey P. Davis, Ping Li |
1996-03-19 |
| 5471470 |
Computer-based multifunction personal communications system |
Raghu Sharma, Jeffrey P. Davis, Ping Li, Sidhartha Maitra, Ashish Thanawala +1 more |
1995-11-28 |
| 5452289 |
Computer-based multifunction personal communications system |
Raghu Sharma, Jeffrey P. Davis, Ping Li, Sidhartha Maitra, Ashish Thanawala +1 more |
1995-09-19 |
| 5450425 |
Protocol for communication of a data packet |
David A. Weinzierl, Dale W. Martenson |
1995-09-12 |
| H1413 |
Escape methods for modem communications |
— |
1995-02-07 |