| 5706343 |
Integrated interface circuit for driving a subscriber line |
— |
1998-01-06 |
| RE35582 |
Subscriber line interface circuit with power-down mode |
Angelo Pariani, Walter Rossi |
1997-08-12 |
| 5612998 |
Integrated interface circuit for driving a subscriber line |
— |
1997-03-18 |
| 5596637 |
Power dissipation manager circuit for an interface device feeding a subscriber telephone line |
Mauro Pasetti, Aldo Torazzina |
1997-01-21 |
| 5402484 |
Telephone circuit assembly |
Marco Siligoni |
1995-03-28 |
| 5315653 |
Current limited subscriber interface circuit |
Marco Siligoni, Maria L. Marcioni |
1994-05-24 |
| 5046089 |
Subscriber line interface circuit with power-down mode |
Angelo Pariani, Walter Rossi |
1991-09-03 |
| 4847896 |
Monolithically integratable telephone circuit for supplying ringing signals to a subscriber's telephone line and for detecting an off the hook condition during ringing |
Marco Siligoni, Jean-Louis Lavoisard |
1989-07-11 |
| 4841565 |
Monolithically integratable telephone circuit for feeding a subscriber's telephone line |
Marco Siligoni, Emilio Lorena |
1989-06-20 |
| 4677664 |
Method and apparatus for an improved ring trip detection telephone circuit |
Marco Siligoni |
1987-06-30 |
| 4638122 |
Monolithically integratable telephone circuit for generating control signals for displaying telephone charges |
Marco Siligoni, Ferdinando Lari, Vittorio Comino |
1987-01-20 |