| Patent Number |
Title Of Patent |
Date Issued |
| 7092880 |
Apparatus and method for quantitative measurement of voice quality in packet network environment |
August 15, 2006 |
| A system and a method for quantitatively measuring voice transmission quality within a voice-over-data-network such as a telephony-enabled LAN utilize speech recognition to measure the quality of voice transmission. A first aspect of the invention involves determining the suitability of |
| 6584095 |
Method and system for supporting wireless communications within an internetwork |
June 24, 2003 |
| A system and method for supporting communications among multiple interconnected networks include assigning multiple dynamic telephony addresses to each wireless communication device that registers in more than one network. The networks assign the addresses independently of each other |
| 6456619 |
Method and system for supporting a decision tree with placeholder capability |
September 24, 2002 |
| A system and method for supporting an interactive decision tree with placeholder capability include an interactive decision tree-based expert unit with an input enabled to receive user data that includes a user identification and with an output enabled to transmit system data. A memo |
| 6456618 |
Method and apparatus for DTMF signaling on compressed voice networks |
September 24, 2002 |
| A method of transmitting DTMF signals over a compressed computer network (24) comprises sending a packet containing a compressed DTMF signal followed by a confirmation packet. The confirmation packet preferably comprises an uncompressed DTMF signal which is transmitted on the same lo |
| 6452614 |
Organizing a user interface using different personae |
September 17, 2002 |
| A user interface is organized using different personae. When in a master persona mode, a user is provided access to a full list of contacts and to a full set of data files. When in a first alternate persona mode, user access is provided to only a first subset of the full list of contacts |
| 6385192 |
Method and apparatus for DTMF signaling on compressed voice networks |
May 7, 2002 |
| A method of transmitting DTMF signals over a compressed computer network comprises sending a packet containing a compressed DTMF signal followed by a confirmation packet. The confirmation packet preferably comprises an uncompressed DTMF signal. To detect the DTMF signal transmitted, a |
| 6249531 |
Universal voice/fax/modem line over compressed media |
June 19, 2001 |
| An apparatus and method for selectively compressing information to be transmitted over a communications network includes an analog line monitor connected to an analog telephone and an analog data communications device. The analog line monitor is configured for detection of carrier tone |
| 6240070 |
System and method for improving audio quality on a conferencing network |
May 29, 2001 |
| A conferencing system (100) improves audio quality by identifying and selectively allowing a dominant audio channel to bypass a lossy compression transformation included in a server 102. The system (100) places conference calls over a network (106) and includes the conference server |
| 6226285 |
Method and system to deliver an audiovisual presentation to a workstation using the telephone |
May 1, 2001 |
| A method and system for delivering multimedia data to a user. The multimedia data is stored on a computer network which can consist of a private network or intranet or a public network like the Internet. The multimedia data to be delivered is typically stored in a combination of hype |
| 5959662 |
System and method for enhanced video conferencing security |
September 28, 1999 |
| A video conferencing system (10) for providing enhanced security to a conference room. A local video conferencing system (10) establishes a conference call with a remote video conferencing system. A security system within the local video conferencing system (10) monitors activity in the |
| 5872841 |
Apparatus and method for scheduling a telephone call |
February 16, 1999 |
| A calendar system within a telephone system includes an interface for obtaining information from a calling party, calendar data which includes a calendar for a called party, and an agent. The agent, in response to a request to schedule a telephone call with the called party, searches the |
| 5818924 |
Combined keypad and protective cover |
October 6, 1998 |
| A mechanical keypad is attached to the outside of a protective cover. A switch allows a personal intelligent communicator to be operated either with the user interface of a mobile telephone handset or with a graphical user interface. When the cover is closed, the mechanical keypad serves |
