INFORMATION COMMUTATION, COLLECTION AND PROCESSING SYSTEM Russian patent published in 1997 - IPC

FIELD: construction of automatic commutation units and quasi-electron automatic telephone exchanges of small and medium capacity. SUBSTANCE: system includes m units of incoming and m units of outgoing communication 4₁-4_m and 5₁-5_m correspondingly, commutation units of first and second link 1₁-1_n and 2₁-2_n, additional commutation units 3, first and second information storage and sending units 6 and 7, first, second, third, fourth concentration units 8, 9, 10 and 11. EFFECT: diminished blocking of customary subscribers, additional services to privileged subscribers coupled to access to data bank with minimal volume of equipment. 1 dwg