| |
 |
|
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 |
| 7610345 |
Reduced traceability electronic message system and method |
Oct. 27, 2009 |
| 7606218 |
Ethernet-based digital subscriber line methods and systems |
Oct. 20, 2009 |
| 7606353 |
Signal amplitude and clock signal frequency selection |
Oct. 20, 2009 |
| 7599477 |
Telephone system using one or several micro-computers |
Oct. 6, 2009 |
| 7577240 |
Two-way communication over a single transmission line between one or more information sources and a group of telephones, computers, and televisions |
Aug. 18, 2009 |
| 7577189 |
Selectable hybrid circuitry for transmission systems and method therefor |
Aug. 18, 2009 |
| 7574237 |
Method and apparatus for changing at least one communication parameter for a communication device |
Aug. 11, 2009 |
| 7570748 |
Control and monitoring telecommunication system and method of setting a modulation method |
Aug. 4, 2009 |
| 7562118 |
E-mail route trace functionality |
Jul. 14, 2009 |
| 7562119 |
Systems and methods for automatically updating electronic mail access lists |
Jul. 14, 2009 |
| 7551600 |
Telephone terminal, call system, internet terminal and terminal control program |
Jun. 23, 2009 |
| 7548613 |
Method of transmitting one text message to many receivers |
Jun. 16, 2009 |
| 7548536 |
System and method for generating multiple line appearances in a communication network |
Jun. 16, 2009 |
| 7532716 |
Communication system, and terminal device and communication device used in communication system |
May. 12, 2009 |
| 7529354 |
Method of managing a connection release, corresponding system and device |
May. 5, 2009 |
| 7522638 |
Method and system for preventing data loss in a real-time computer system |
Apr. 21, 2009 |
| 7512152 |
Method for using digital data networks for the transmission of data via voice connection paths |
Mar. 31, 2009 |
| 7512156 |
Data alignment method and system |
Mar. 31, 2009 |
| 7500265 |
Apparatus and method to identify SPAM emails |
Mar. 3, 2009 |
| 7486781 |
Release link trunking for IP telephony |
Feb. 3, 2009 |
| 7483431 |
Method for transmitting data in a telecommunications network and switch for implementing said method |
Jan. 27, 2009 |
| 7475115 |
System and method for generating configurations used for accessing electronic mailboxes |
Jan. 6, 2009 |
| 7472268 |
Privacy and security mechanism for presence systems with tuple spaces |
Dec. 30, 2008 |
| 7466722 |
Telephone communication system over a single telephone line |
Dec. 16, 2008 |
| 7466803 |
Voice-messaging with attachments |
Dec. 16, 2008 |
| 7443973 |
Caller control of internet call waiting |
Oct. 28, 2008 |
| 7440889 |
Sentence reconstruction using word ambiguity resolution |
Oct. 21, 2008 |
| 7418030 |
Flexible initialization method for DSL communication systems |
Aug. 26, 2008 |
| 7411941 |
Text telephone modem communications over packet networks |
Aug. 12, 2008 |
| 7376222 |
Phone appliance with display screen and methods of using the same |
May. 20, 2008 |
| 7366470 |
Inter-modulation distortion compensation |
Apr. 29, 2008 |
| 7366286 |
Modified asymmetric digital subscriber line for use with long loops |
Apr. 29, 2008 |
| 7352856 |
Telephone applicable to PSTN and IP network and call connection control method |
Apr. 1, 2008 |
| 7346661 |
Remote control system based on the internet and a method thereof |
Mar. 18, 2008 |
| 7339924 |
Method and apparatus for providing ringing timeout disconnect supervision in remote telephone extensions using voice over packet-data-network systems (VOPS) |
Mar. 4, 2008 |
| 7319743 |
Method for enabling a user interface for a network telephone |
Jan. 15, 2008 |
| 7313231 |
Methods, apparatus and computer program products for routing phone calls to a PSTN or a packet switched network based on called number |
Dec. 25, 2007 |
| 7304563 |
Alarm clock |
Dec. 4, 2007 |
| 7305071 |
Video transmission and control system utilizing internal telephone lines |
Dec. 4, 2007 |
| 7302053 |
System and method for providing a communication session |
Nov. 27, 2007 |
| 7286821 |
Communication terminal having personalisation means |
Oct. 23, 2007 |
| 7280592 |
Hybrid digital/analog device |
Oct. 9, 2007 |
| 7277512 |
Systems and methods for accounting for intercarrier interference in transmission systems |
Oct. 2, 2007 |
| 7257211 |
Method and apparatus for controlling and/or monitoring a MULAP line |
Aug. 14, 2007 |
| 7254219 |
Method and system for online call management |
Aug. 7, 2007 |
| 7248577 |
Virtual PBX based on SIP and feature servers |
Jul. 24, 2007 |
| 7248157 |
Wireless phone-interface device |
Jul. 24, 2007 |
| 7240095 |
Electronic mail notification |
Jul. 3, 2007 |
| 7231023 |
Network access with delayed delivery |
Jun. 12, 2007 |
| 7227933 |
System and method for remote management of a DSL device |
Jun. 5, 2007 |
|
|
|
