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Class Information
Number: 379/280
Name: Telephonic communications > Centralized switching system > Switching controlled in response to called station addressing signal > Having shared or common switching control > Including registering or storing device for call address signal
Description: Subject matter which includes a specific detail of a call address signal storage device.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6961567 |
Generic activation and registration framework for wireless devices |
Nov. 1, 2005 |
| 6321098 |
System and method for the recording and processing of information in a wireless communication device |
Nov. 20, 2001 |
| 5966436 |
Redialing method |
Oct. 12, 1999 |
| 5805693 |
Monitor-controlling device |
Sep. 8, 1998 |
| 5761286 |
Method for enabling communications between calling an called multmedia terminals |
Jun. 2, 1998 |
| 5745892 |
Switching system with OAM processor capable of automatically updating directory translation data base |
Apr. 28, 1998 |
| 5732133 |
System and method for selecting and generating telephone access numbers for limiting access to a telephone service |
Mar. 24, 1998 |
| 5579387 |
Apparatus for accessing function code in telephone |
Nov. 26, 1996 |
| 5577111 |
Camp-on communication managing method and apparatus |
Nov. 19, 1996 |
| 5519771 |
Called subscriber selecting system |
May. 21, 1996 |
| 5513258 |
Method and apparatus for processing call number information for a switching system |
Apr. 30, 1996 |
| 5425096 |
Communication device |
Jun. 13, 1995 |
| 5347512 |
Telecommunication system with delay data buffer and method |
Sep. 13, 1994 |
| 5339356 |
Virtual private network connecting system |
Aug. 16, 1994 |
| 4719413 |
RF crosspoint tester |
Jan. 12, 1988 |
| 4674111 |
Method and apparatus for automatic dialing in mobile radio telephone systems |
Jun. 16, 1987 |
| 4605824 |
Circuit arrangement for telecommunication exchange systems, particularly telephone exchange systems with switch facilities for emitting signals |
Aug. 12, 1986 |
| 4592045 |
Circuit for the subscriber termination in an integrated services digital network |
May. 27, 1986 |
| 4580012 |
Electronic audio communications system with automatic user access features |
Apr. 1, 1986 |
| 4451702 |
Arrangement of interactive telephone switching processors for performing timing analyses of port events |
May. 29, 1984 |
| 4440986 |
Microprocessor controller for simultaneously controlling a PBX and providing multiple user access for general purpose data processing |
Apr. 3, 1984 |
| 4393461 |
Communications subsystem having a self-latching data monitor and storage device |
Jul. 12, 1983 |
| 4363936 |
Telephone network including common equipment with message information and control information circuits for connecting to stations having multifunction telephones |
Dec. 14, 1982 |
| RE30903 |
Computer controlled telephone answering system |
Apr. 13, 1982 |
| 4296281 |
Static, solid state originating register compatible with an electromechanical telephone cross-bar switching system |
Oct. 20, 1981 |
| 4257119 |
PCM switching system for wide and narrow band signals |
Mar. 17, 1981 |
| 4245214 |
Switching matrix |
Jan. 13, 1981 |
| 4215246 |
Dial pulse signaling arrangement |
Jul. 29, 1980 |
| 4211895 |
Electronic telephone system with time division multiplexed signalling |
Jul. 8, 1980 |
| 4186278 |
End-of-keying control circuit |
Jan. 29, 1980 |
| 4160130 |
Essential user bypass circuit for telephone switching system |
Jul. 3, 1979 |
| 4151375 |
System for selectively shifting groups of bits for temporary storage in a processor memory of a telephone exchange |
Apr. 24, 1979 |
| 4113989 |
Electronic telephone system featuring switching networks having thyristors for single-wire switching |
Sep. 12, 1978 |
| 4105876 |
Electronic telephone system featuring periodic scanning of all peripheral units and polling of specific peripheral units for transmission of status and/or instruction information |
Aug. 8, 1978 |
| 4105875 |
Electronic telephone switching system comprising a speech-path switching matrix and tone-connecting matrix and employing electronic crosspoint switching devices |
Aug. 8, 1978 |
| 4105874 |
Centrally controlled electronic telephone system having a customer memory for storing information on two or more different subscriber stations and peripheral equipment-specific information |
Aug. 8, 1978 |
| 4105873 |
Electronic telephone switching system comprising a speech path switching matrix and tone-connecting switching matrix and employing electronic crosspoint switches |
Aug. 8, 1978 |
| 4105872 |
Electronic telephone system including interexchange trunk repeaters for traffic with other systems |
Aug. 8, 1978 |
| 4105871 |
Electronic telephone system featuring a customer memory within a central control unit connected by bus lines |
Aug. 8, 1978 |
| 4095054 |
Electronic telephone switching system of the stored program type comprising two active stages and one passive stage |
Jun. 13, 1978 |
| 4087645 |
Telephone switching system |
May. 2, 1978 |
| 4081611 |
Coupling network for time-division telecommunication system |
Mar. 28, 1978 |
| 4078158 |
Call distributing automatic telephone installation |
Mar. 7, 1978 |
| 4065644 |
Electro-optical and electronic switching systems |
Dec. 27, 1977 |
| 4035592 |
Subscriber monitoring unit for electronic telephone exchanges |
Jul. 12, 1977 |
| 3993872 |
Random number generator for a traffic distributor |
Nov. 23, 1976 |
| 3993873 |
Digital switching for PABX telephone communication systems |
Nov. 23, 1976 |
| 3985973 |
Preference access circuit |
Oct. 12, 1976 |
| 3975595 |
Service code conversion |
Aug. 17, 1976 |
| 3967071 |
Switching system of stored program control type |
Jun. 29, 1976 |
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