Christopher Paul Caputo

US Patent:

56758316, Oct 7, 1997

Filed:

Jun 7, 1995

Appl. No.:

8/486959

Inventors:

Christopher P. Caputo - Redmond WA

Assignee:

Microsoft Corporation - Redmond WA

International Classification:

G06F 900
G06F 1310

US Classification:

395830

Abstract:

A device independent modem interface employs a call control and data transfer application programming interface for application programs to access a modem in a device independent fashion. A universal modem driver reads device specific information from a registry to issue specific control commands to a modem. The universal modem driver separates command mode and data mode of the modem transparently to the application. The modem interface also includes support for detecting a modem and for loading device specific information into the registry based on the modem identification.

US Patent:

58156828, Sep 29, 1998

Filed:

Dec 13, 1994

Appl. No.:

8/356059

Inventors:

Robert J. Williams - Kirkland WA
Christopher P. Caputo - Redmond WA
Keith A. Laepple - Redmond WA

Assignee:

Microsoft Corporation - Redmond WA

International Classification:

G06F 900

US Classification:

395500

Abstract:

A device independent modem interface employs a call control and data transfer application programming interface for application programs to access a modem in a device independent fashion. A universal modem driver reads device specific information from a registry to issue specific control commands to a modem. The universal modem driver separates command mode and data mode of the modem transparently to the application. The modem interface also includes support for detecting a modem and for loading device specific information into the registry based on the modem identification.