AT300045B -
Circuit arrangement for the determination of calling subscriber stations and for checking the occupancy status of called subscriber stations in remote reporting systems, in particular telephone systems
- Google Patents
Circuit arrangement for the determination of calling subscriber stations and for checking the occupancy status of called subscriber stations in remote reporting systems, in particular telephone systems
Info
Publication number
AT300045B
AT300045BAT665270AAT665270AAT300045BAT 300045 BAT300045 BAT 300045BAT 665270 AAT665270 AAT 665270AAT 665270 AAT665270 AAT 665270AAT 300045 BAT300045 BAT 300045B
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Licentia GmbhfiledCriticalLicentia Gmbh
Application grantedgrantedCritical
Publication of AT300045BpublicationCriticalpatent/AT300045B/en
AT665270A1969-07-231970-07-21
Circuit arrangement for the determination of calling subscriber stations and for checking the occupancy status of called subscriber stations in remote reporting systems, in particular telephone systems
AT300045B
(en)
Circuit arrangement for the determination of calling subscriber stations and for checking the occupancy status of called subscriber stations in remote reporting systems, in particular telephone systems
Circuit arrangement for suppressing the effects of interference voltage when evaluating the signal status on transmission lines, in particular on subscriber lines in telephone systems
Circuit arrangement for the determination of calling subscriber stations and for checking the occupancy status of called subscriber stations in remote reporting systems, in particular telephone systems
Circuit arrangement for telecommunication systems, in particular telephone systems, in which the subscriber stations transmit dialing codes and information codes
CIRCUIT ARRANGEMENT FOR REMOTE COMMUNICATION SWITCHING SYSTEMS, IN PARTICULAR TELEPHONE SWITCHING SYSTEMS WITH TEST CIRCUITS THAT CHECK THE OCCUPATIONAL STATUS OF LEAD CORES
Circuit arrangement for the transmission of switching indicators between registers and connection sets on telecommunication systems, in particular telephone systems
Circuit arrangement for telecommunications, in particular telephone systems, in which call number transmitters are used for the automatic establishment of certain connections
Circuit arrangement for switching through and monitoring connections in coupling arrangements for telecommunications, in particular telephone switching systems