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Class Information
Number: 379/230
Name: Telephonic communications > Plural exchange network or interconnection > Interexchange signalling > Signalling path distinct from trunk (e.g., ccis)
Description: Subject matter wherein the control or supervisory signals for a group of trunks are multiplexed and transmitted over a single separate communication channel.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 5696815 |
Method and apparatus for delivering caller identification information and services |
Dec. 9, 1997 |
| 5694463 |
System for service control point routing |
Dec. 2, 1997 |
| 5692039 |
Improved data transmission via a public switched telephone network |
Nov. 25, 1997 |
| 5687224 |
Telecommunications circuit provisioning and administration system |
Nov. 11, 1997 |
| 5684866 |
Method and apparatus for access to telephone operator services |
Nov. 4, 1997 |
| 5684867 |
Remote data access for operator assistance calls |
Nov. 4, 1997 |
| 5680446 |
Advanced intelligent network screening |
Oct. 21, 1997 |
| 5680437 |
Signaling system seven distributed call terminating processor |
Oct. 21, 1997 |
| 5680442 |
Voice mail communication with call blocking |
Oct. 21, 1997 |
| 5673311 |
Hierarchical switch support of services for subscribers directly served by local exchange carriers |
Sep. 30, 1997 |
| 5673312 |
Control of call features provided to a subscriber by a hierarchical telecommunication switch |
Sep. 30, 1997 |
| 5673310 |
Hierarchical switch support of services for subscribers of separate centrex exchanges |
Sep. 30, 1997 |
| 5673261 |
Communication system |
Sep. 30, 1997 |
| 5668860 |
Call screening at a hierarchical switch based on organizational membership of the parties |
Sep. 16, 1997 |
| 5666399 |
Software architecture for providing communication features to different types of wireless telephones via different communication switching systems |
Sep. 9, 1997 |
| 5664010 |
System and method for providing an improved telecommunications service node |
Sep. 2, 1997 |
| 5661782 |
Voice mail communication with call blocking |
Aug. 26, 1997 |
| 5661790 |
Call back service for a regulatory restrictive area |
Aug. 26, 1997 |
| 5652790 |
Hierarchical switch support of services for subscribers based on organizational membership |
Jul. 29, 1997 |
| 5652785 |
Enhanced wide area audio response network |
Jul. 29, 1997 |
| 5646985 |
Hierarchical switch support of services for subscribers of independent private branch exchanges |
Jul. 8, 1997 |
| 5644632 |
Distributed key telephone station network |
Jul. 1, 1997 |
| 5642396 |
Release cause table for failed calls in SS7/ISDN Networks |
Jun. 24, 1997 |
| 5640446 |
System and method of validating special service calls having different signaling protocols |
Jun. 17, 1997 |
| 5638431 |
Calling card validation system and method therefor |
Jun. 10, 1997 |
| 5636261 |
Method and data structure for the control of switching centers in a telecommunications network |
Jun. 3, 1997 |
| 5633922 |
Process and apparatus for restarting call routing in a telephone network |
May. 27, 1997 |
| 5633924 |
Telecommunication network with integrated network-wide automatic call distribution |
May. 27, 1997 |
| 5631948 |
Voice mail communication with call blocking |
May. 20, 1997 |
| 5631901 |
Method of transmitting control signals and PBX system |
May. 20, 1997 |
| 5625681 |
Method and apparatus for telephone number portability |
Apr. 29, 1997 |
| 5615254 |
Methods and systems for dynamic routing in a switched comunication network |
Mar. 25, 1997 |
| 5615255 |
Method and apparatus for measuring loads in a common channel signalling link |
Mar. 25, 1997 |
| 5610977 |
Number portability using ISUP message option |
Mar. 11, 1997 |
| 5608790 |
Trunk utilization in a telecommunications network |
Mar. 4, 1997 |
| 5608789 |
Method of creating user-defined call processing procedures |
Mar. 4, 1997 |
| 5602909 |
Number portability using database query |
Feb. 11, 1997 |
| 5598464 |
Method and apparatus for providing local number portability |
Jan. 28, 1997 |
| 5594722 |
Personal communication method and system |
Jan. 14, 1997 |
| 5594789 |
Transaction implementation in video dial tone network |
Jan. 14, 1997 |
| 5592477 |
Video and TELCO network control functionality |
Jan. 7, 1997 |
| 5592541 |
Apparatus and method for forwarding incoming calls |
Jan. 7, 1997 |
| 5590176 |
Arrangement for local trunk hunting in a distributed switching system |
Dec. 31, 1996 |
| 5586177 |
Intelligent signal transfer point (ISTP) |
Dec. 17, 1996 |
| 5583926 |
Method and apparatus for routing a call to a number corresponding to a virtual public dial plan or to an existing dial plan |
Dec. 10, 1996 |
| 5583914 |
Intelligent wireless signaling overlay for a telecommunication network |
Dec. 10, 1996 |
| 5583929 |
Customer oriented telecommunications network |
Dec. 10, 1996 |
| 5583927 |
Method and apparatus for integrating telephone and broadband networks |
Dec. 10, 1996 |
| 5579385 |
Method of signalling subscriber numbers in a telecommunications network |
Nov. 26, 1996 |
| 5579371 |
Common channel signaling network applications platform |
Nov. 26, 1996 |
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