AT292796B -
Circuit arrangement for coupling fields with coupling relays arranged in the form of coordinates and having two stable switching positions in telecommunications, in particular telephone switching systems
- Google Patents
Circuit arrangement for coupling fields with coupling relays arranged in the form of coordinates and having two stable switching positions in telecommunications, in particular telephone switching systems
Info
Publication number
AT292796B
AT292796BAT810969AAT810969AAT292796BAT 292796 BAT292796 BAT 292796BAT 810969 AAT810969 AAT 810969AAT 810969 AAT810969 AAT 810969AAT 292796 BAT292796 BAT 292796B
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 Siemens AgfiledCriticalSiemens Ag
Application grantedgrantedCritical
Publication of AT292796BpublicationCriticalpatent/AT292796B/en
H04Q3/0008—Selecting arrangements using relay selectors in the switching stages
H04Q3/0012—Selecting arrangements using relay selectors in the switching stages in which the relays are arranged in a matrix configuration
H—ELECTRICITY
H04—ELECTRIC COMMUNICATION TECHNIQUE
H04Q—SELECTING
H04Q1/00—Details of selecting apparatus or arrangements
H04Q1/18—Electrical details
H04Q1/20—Testing circuits or apparatus; Circuits or apparatus for detecting, indicating, or signalling faults or troubles
H04Q1/22—Automatic arrangements
H04Q1/24—Automatic arrangements for connection devices
Landscapes
Engineering & Computer Science
(AREA)
Computer Networks & Wireless Communication
(AREA)
Monitoring And Testing Of Exchanges
(AREA)
AT810969A1968-08-261969-08-25
Circuit arrangement for coupling fields with coupling relays arranged in the form of coordinates and having two stable switching positions in telecommunications, in particular telephone switching systems
AT292796B
(en)
CIRCUIT ARRANGEMENT FOR COUPLING PANELS WITH COUPLING RELAYS THAT HAVE TWO STABLE SWITCH POSITIONS (TOGGLE PANELS) IN REMOTE SIGNALS IN SPECIAL TELEPHONE SWITCHING SYSTEMS
Circuit arrangement for coupling fields with coupling relays arranged in the form of coordinates and having two stable switching positions in telecommunications, in particular telephone switching systems
Circuit arrangement for coupling fields with coupling relays arranged in the form of coordinates and having two stable switching positions in telecommunications, in particular telephone switching systems
Circuit arrangement for telecommunications switching systems, in particular telephone switching systems, for four-wire connection through switching via coupling fields
Arrangement for the central storage of subscriber connection circuits and information relating to transmission facilities in centrally controlled switching systems, in particular telephone switching systems
Circuit arrangement for the implementation of switching indicators that occur on more than two connecting wires each with more than two states, in telecommunications, in particular telephone switching systems
Circuit arrangement for telecommunication switching systems, in particular telephone switching systems, with control devices constructed in the manner of a cross field