| Patent | Date |
|---|
Multiple-Channel Codec and Transcoder Environment for Gateway, Mcu, Broadcast, and Video Storage Applications
App 20080117965 - Vysotsky; Vladimir ; et al. | 2008-05-22 |
Storing and Accessing Media Files
App 20070168426 - Ludwig; Lester F. ; et al. | 2007-07-19 |
Storage and Playback of Media Files
App 20070088782 - Ludwig; Lester F. ; et al. | 2007-04-19 |
Storing and Accessing Media Files
App 20070088781 - Ludwig; Lester F. ; et al. | 2007-04-19 |
Method for real-time communication between plural users
Grant 7,206,809 - Ludwig , et al. April 17, 2 | 2007-04-17 |
Storing and Accessing Media Files
App 20070083596 - Ludwig; Lester F. ; et al. | 2007-04-12 |
Device for Wireless Networked Communications
App 20070083594 - Ludwig; Lester F. ; et al. | 2007-04-12 |
Wireless Networked Audio Communication
App 20070083593 - Ludwig; Lester F. ; et al. | 2007-04-12 |
Networked Audio Communication with Login Location Information
App 20070083595 - Ludwig; Lester F. ; et al. | 2007-04-12 |
Networked Audio Communication Over Two Networks
App 20070078933 - Ludwig; Lester F. ; et al. | 2007-04-05 |
System for Managing Real-Time Communications
App 20070078931 - Ludwig; Lester F. ; et al. | 2007-04-05 |
Audio Communication with Login Location Addressing
App 20070078932 - Ludwig; Lester F. ; et al. | 2007-04-05 |
Method for Managing Real-Time Communications
App 20070078930 - Ludwig; Lester F. ; et al. | 2007-04-05 |
Participant display and selection in video conference calls
Grant 7,185,054 - Ludwig , et al. February 27, 2 | 2007-02-27 |
System for real-time communication between plural users
Grant 7,152,093 - Ludwig , et al. December 19, 2 | 2006-12-19 |
Multiple-channel codec and transcoder environment for gateway, MCU, broadcast and video storage applications
App 20060168637 - Vysotsky; Vladimir ; et al. | 2006-07-27 |
Marking and searching capabilities in multimedia documents within multimedia collaboration networks
Grant 7,054,904 - Ludwig , et al. May 30, 2 | 2006-05-30 |
Registration based addressing and call handles to establish communication
App 20060075121 - Ludwig; Lester F. ; et al. | 2006-04-06 |
Using login-based addressing to communicate with listed users
App 20060064461 - Ludwig; Lester F. ; et al. | 2006-03-23 |
Registration based addressing over multiple networks with digital audio communication
App 20060059266 - Ludwig; Lester F. ; et al. | 2006-03-16 |
Log-in based communications plus two data types
App 20060041617 - Ludwig; Lester F. ; et al. | 2006-02-23 |
Audio communications using devices with different capabilities
App 20060041616 - Ludwig; Lester F. ; et al. | 2006-02-23 |
Multimedia services using central office
Grant 6,972,786 - Ludwig December 6, 2 | 2005-12-06 |
UTP based video conferencing
Grant 6,959,322 - Ludwig , et al. October 25, 2 | 2005-10-25 |
Scalable networked multimedia system and applications
App 20050144284 - Ludwig, Lester ; et al. | 2005-06-30 |
Multiplexing video and control signals onto UTP
Grant 6,898,620 - Ludwig , et al. May 24, 2 | 2005-05-24 |
Networked video multimedia storage server environment
Grant 6,816,904 - Ludwig , et al. November 9, 2 | 2004-11-09 |
Multiple-editor authoring of multimedia documents including real-time video and time-insensitive media
Grant 6,789,105 - Ludwig , et al. September 7, 2 | 2004-09-07 |
System for real-time communication between plural users
App 20040107253 - Ludwig, Lester F. ; et al. | 2004-06-03 |
Method for real-time communication between plural users
App 20040107254 - Ludwig, Lester F. ; et al. | 2004-06-03 |
System for real-time communication between plural users
App 20040107255 - Ludwig, Lester F. ; et al. | 2004-06-03 |
Method for real-time communication between plural users
App 20040103152 - Ludwig, Lester F. ; et al. | 2004-05-27 |
Teleconferencing employing multiplexing of video and data conferencing signals
App 20030187940 - Ludwig, Lester F. ; et al. | 2003-10-02 |
UTP based video conferencing
App 20030158901 - Ludwig, Lester F. ; et al. | 2003-08-21 |
Dedicated echo canceler for a workstation
Grant 6,594,688 - Ludwig , et al. July 15, 2 | 2003-07-15 |
Videoconferencing hardware
Grant 6,583,806 - Ludwig , et al. June 24, 2 | 2003-06-24 |
Video conferencing on existing UTP infrastructure
Grant 6,437,818 - Ludwig , et al. August 20, 2 | 2002-08-20 |
High-quality switched analog video communications over unshielded twisted pair
Grant 6,426,769 - Ludwig , et al. July 30, 2 | 2002-07-30 |
Method and system for log-in-based video and multimedia calls
Grant 6,351,762 - Ludwig , et al. February 26, 2 | 2002-02-26 |
Remote participant hold and disconnect during videoconferencing
Grant 6,343,314 - Ludwig , et al. January 29, 2 | 2002-01-29 |
Multimedia collaboration system
Grant 6,237,025 - Ludwig , et al. May 22, 2 | 2001-05-22 |
UTP based video and data conferencing
Grant 6,212,547 - Ludwig , et al. April 3, 2 | 2001-04-03 |
Multimedia mail, conference recording and documents in video conferencing
Grant 5,978,835 - Ludwig , et al. November 2, 1 | 1999-11-02 |
Synchronization in video conferencing
Grant 5,915,091 - Ludwig , et al. June 22, 1 | 1999-06-22 |
System for call request which results in first and second call handle defining call state consisting of active or hold for its respective AV device
Grant 5,896,500 - Ludwig , et al. April 20, 1 | 1999-04-20 |
System for providing a directory of AV devices and capabilities and call processing such that each participant participates to the extent of capabilities available
Grant 5,884,039 - Ludwig , et al. March 16, 1 | 1999-03-16 |
Two monitor videoconferencing hardware
Grant 5,867,654 - Ludwig , et al. February 2, 1 | 1999-02-02 |
System for teleconferencing in which collaboration types and participants by names or icons are selected by a participant of the teleconference
Grant 5,854,893 - Ludwig , et al. December 29, 1 | 1998-12-29 |
| 