公开(公告)号：US3568158A

公开(公告)日：1971-03-02

申请号：US3568158D

申请日：1968-01-03

Applicant: BELL TELEPHONE LABOR INC

Inventor： HALLER NEIL M ,  VIGILANTE FRANK S

IPC: G06F3/16 ,  G06F9/42 ,  H04Q3/545 ,  G06F9/00

CPC classification number: G06F9/4426 ,  G06F3/16 ,  H04Q3/545

Abstract: An electronic program controlled telephone system is disclosed having a call processor for controlling the establishment of call connections among lines, trunks and service circuits via a switching network. The call processor comprises a program control which receives program instructions from a program store to control the establishment of call connections. A call store is included in the processor for storing call data under control of the program control and an input-output control circuit.

公开(公告)号：US3050581A

公开(公告)日：1962-08-21

申请号：US5282060

申请日：1960-08-30

Applicant: BELL TELEPHONE LABOR INC

Inventor： BOMBA JAMES S ,  HALLER NEIL M ,  KRETZMER ERNEST R

IPC: G06K9/30 ,  G06K11/02 ,  G06K11/04

CPC classification number: G06K9/30 ,  G06K11/02 ,  G06K11/04