SYSTEM FOR TRANSMISSION OF DIGITAL TELEPHONE SIGNALS Russian patent published in 1995 - IPC

FIELD: telephone communication. SUBSTANCE: modules 2 of subscriber's concentration located at automatic telephone exchange 1 are connected with the aid of two cable lines to remote subscriber's modules 3 which are coupled through interface unit 6 of remote subscriber's modules and interface 8 to one end of cable television line 5. Digital telephone set 4 is linked to the other end of cable television line through N interfaces 9 connected in parallel each having own interface 7. EFFECT: provision for realization of requirements for electromagnetic compatibility of telephone communication lines inside buildings. 5 dwg