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Class Information
Number: 379/93.01
Name: Telephonic communications > Telephone line or system combined with diverse electrical system or signalling (e.g., composite) > Having transmission of a digital message signal over a telephone line
Description: Subject matter for transfer of message information by either a multi-level pulse signal or a data signal consisting of a series of ones and zeros, over a line specifically described as a telephone line.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 5740231 |
Network-based multimedia communications and directory system and method of operation |
Apr. 14, 1998 |
| 5737708 |
Method for handling unrecognizable commands in a wireless environment |
Apr. 7, 1998 |
| 5734961 |
Method and apparatus for transmitting information recorded on information storage means from a central server to subscribers via a high data rate digital telecommunications network |
Mar. 31, 1998 |
| 5734709 |
System for customer configuration of call routing in a telecommunications network |
Mar. 31, 1998 |
| 5724407 |
Network based multimedia messaging method for non-CCITT compliant switches |
Mar. 3, 1998 |
| 5724413 |
Host computer digital signal processing system for communicating over voice-grade telephone channels |
Mar. 3, 1998 |
| H1714 |
Automatic still image transmission upon call connection |
Mar. 3, 1998 |
| 5724574 |
Method and apparatus for transferring data to a remote workstation using communications established as a background function at time workstation |
Mar. 3, 1998 |
| RE35740 |
Telecommunication system |
Mar. 3, 1998 |
| 5719922 |
Simultaneous voice/data answering machine |
Feb. 17, 1998 |
| 5712901 |
Automatic voice/text translation of phone mail messages |
Jan. 27, 1998 |
| 5706336 |
Telephone system circuitry for discriminating between voice and data transmissions |
Jan. 6, 1998 |
| 5703636 |
High resolution optical communication system |
Dec. 30, 1997 |
| 5692035 |
Method and apparatus for multiplexing voice and data on a single analog-loop telephone line |
Nov. 25, 1997 |
| 5673261 |
Communication system |
Sep. 30, 1997 |
| 5668862 |
Method and apparatus for providing user controlled call management services |
Sep. 16, 1997 |
| 5661785 |
Flexible telecommunications line interface |
Aug. 26, 1997 |
| 5651057 |
Method of communicating data from remote devices to a central computer via a telecommunications link |
Jul. 22, 1997 |
| 5638424 |
Telephone voice mail delivery system |
Jun. 10, 1997 |
| 5631952 |
Apparatus and method for modem wake-up with autobaud function |
May. 20, 1997 |
| 5625816 |
Method and system for generating product performance history |
Apr. 29, 1997 |
| 5625404 |
Method and system for accessing multimedia data over public switched telephone network |
Apr. 29, 1997 |
| 5623538 |
Shared distribution of internal message storage facilities by a plurality of communication terminals |
Apr. 22, 1997 |
| 5619559 |
Financial card authorization system |
Apr. 8, 1997 |
| 5619725 |
Method for auxiliary software providing instruction for facsimile modem to simulate a telephone communication while connecting to store and forward computer to receive communication |
Apr. 8, 1997 |
| 5617221 |
Facsimile modem for passing image information to a facsimile machine and computer |
Apr. 1, 1997 |
| 5613108 |
Electronic mail processing system and electronic mail processing method |
Mar. 18, 1997 |
| 5559875 |
Method and apparatus for recording and retrieval of audio conferences |
Sep. 24, 1996 |
| 5533116 |
Network management system |
Jul. 2, 1996 |
| 5528679 |
Automatic detection of digital call paths in a telephone system |
Jun. 18, 1996 |
| 5487175 |
Method of invoking and canceling voice or data service from a mobile unit |
Jan. 23, 1996 |
| 5483585 |
Apparatus for managing an element manager for a telecommunications switch |
Jan. 9, 1996 |
| 5473674 |
Data communication apparatus having an auto-dialing function |
Dec. 5, 1995 |
| 5467475 |
Data collection-transmission apparatus and data collection system |
Nov. 14, 1995 |
| 5467061 |
Flat cable to flat parallel wire cable |
Nov. 14, 1995 |
| 5450438 |
Fallback method to 1200 bits per second for use in mobile radio |
Sep. 12, 1995 |
| 5444713 |
Telephone information service system using digital and out-of-band signaling |
Aug. 22, 1995 |
| 5444768 |
Portable computer device for audible processing of remotely stored messages |
Aug. 22, 1995 |
| 5434910 |
Method and system for providing multimedia substitution in messaging systems |
Jul. 18, 1995 |
| 5430865 |
Hardware remote reset circuit |
Jul. 4, 1995 |
| 5390241 |
Shared line appearance across a plurality of switching systems |
Feb. 14, 1995 |
| 5386459 |
Method of defining operation of switching system peripherals |
Jan. 31, 1995 |
| 5351276 |
Digital/audio interactive communication network |
Sep. 27, 1994 |
| 5343514 |
Telephone line powered system |
Aug. 30, 1994 |
| 5327484 |
Calling system for short duration data transactions |
Jul. 5, 1994 |
| 5295836 |
Remote lecturing system |
Mar. 22, 1994 |
| 5287402 |
Data communication apparatus |
Feb. 15, 1994 |
| 5285198 |
Method of communicating monitor/management information and communication devices in network including communication devices connected through switched network |
Feb. 8, 1994 |
| 5283638 |
Multimedia computing and telecommunications workstation |
Feb. 1, 1994 |
| 5283819 |
Computing and multimedia entertainment system |
Feb. 1, 1994 |
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