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With Processor



No:5086461
Apparatus and method for providing existing 1ess and 1aess telephone switching equipment with the capability of using the ss7 protocol
No:5968158
Apparatus including a host processor and communications adapters interconnected with a bus, with improved transfer of interrupts between the adapters and host processor
No:4899358
Call announcement arrangement
No:4720850
Communication system control arrangement
No:4527012
Communications switching system with modular switching communications peripheral and host computer
No:5706031
Computing and telecommunications interface system
No:4630045
Controller for a cross-point switching matrix
No:4466098
Cross channel circuit for an electronic system having two or more redundant computers
No:5887058
Digit parsing for a flexible dial plan capability in a telecommunications switch
No:4521879
Digital private branch exchange
No:3889067
Digital telephone switching system
No:4421955
Distributed switching system
No:5418776
Emergency local switching
No:6381330
False tone detect suppression using multiple frame sweeping harmonic analysis
No:5910984
Fault tolerant service-providing apparatus for use in a telecommunications network
No:5442691
Method and apparatus for call routing in switched digital networks using call control tables
No:4497978
Method and apparatus for preventing overloading of the central controller of a telecommunication system
No:5375124
Method and apparatus for providing isdn access
No:6295345
Method and system for translating call processing requests
No:4468528
Methods and apparatus for providing enhanced announcements in a telephone system
No:4799144
Multi-function communication board for expanding the versatility of a computer
No:3912873
Multiple fault tolerant digital switching system for an automatic telephone system
No:4674033
Multiprocessor system having a shared memory for enhanced interprocessor communication
No:4627046
Programmable feature card
No:4807282
Programmable p/c compatible communications card
No:4385206
Programmable port sense and control signal preprocessor for a central office switching system
No:5598409
Programmable telecommunications switch for personal computer
No:7227939
Security features for an integral plc modem
No:4628158
Stored program controller
No:4782517
System and method for defining and providing telephone network services
No:7035394
Tone detector judging a detection of a predetermined tone signal by comparing a characteristic quantity of the tone signal with characteristic quantities of other signals
No:5323452
Visual programming of telephone network call processing logic

# 32 




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