Classifications

• • G—PHYSICS
  • G11—INFORMATION STORAGE
  • G11C—STATIC STORES
  • G11C15/00—Digital stores in which information comprising one or more characteristic parts is written into the store and in which information is read-out by searching for one or more of these characteristic parts, i.e. associative or content-addressed stores
  • G11C15/02—Digital stores in which information comprising one or more characteristic parts is written into the store and in which information is read-out by searching for one or more of these characteristic parts, i.e. associative or content-addressed stores using magnetic elements
• • H—ELECTRICITY
  • H03—ELECTRONIC CIRCUITRY
  • H03K—PULSE TECHNIQUE
  • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
  • H03K17/16—Modifications for eliminating interference voltages or currents
• • H—ELECTRICITY
  • H03—ELECTRONIC CIRCUITRY
  • H03K—PULSE TECHNIQUE
  • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
  • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
  • H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
  • H03K17/60—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors
  • H03K17/601—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors using transformer coupling
• • H—ELECTRICITY
  • H03—ELECTRONIC CIRCUITRY
  • H03K—PULSE TECHNIQUE
  • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
  • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
  • H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
  • H03K17/60—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors
  • H03K17/62—Switching arrangements with several input- output-terminals, e.g. multiplexers, distributors
• • H—ELECTRICITY
  • H03—ELECTRONIC CIRCUITRY
  • H03K—PULSE TECHNIQUE
  • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
  • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
  • H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
  • H03K17/60—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors
  • H03K17/62—Switching arrangements with several input- output-terminals, e.g. multiplexers, distributors
  • H03K17/6221—Switching arrangements with several input- output-terminals, e.g. multiplexers, distributors combined with selecting means
• • H—ELECTRICITY
  • H03—ELECTRONIC CIRCUITRY
  • H03K—PULSE TECHNIQUE
  • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
  • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
  • H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
  • H03K17/60—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors
  • H03K17/64—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors having inductive loads
• • H—ELECTRICITY
  • H03—ELECTRONIC CIRCUITRY
  • H03K—PULSE TECHNIQUE
  • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
  • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
  • H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
  • H03K17/60—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors
  • H03K17/68—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors specially adapted for switching ac currents or voltages
• • H—ELECTRICITY
  • H03—ELECTRONIC CIRCUITRY
  • H03K—PULSE TECHNIQUE
  • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
  • H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
  • H03K3/53—Generators characterised by the type of circuit or by the means used for producing pulses by the use of an energy-accumulating element discharged through the load by a switching device controlled by an external signal and not incorporating positive feedback
  • H03K3/57—Generators characterised by the type of circuit or by the means used for producing pulses by the use of an energy-accumulating element discharged through the load by a switching device controlled by an external signal and not incorporating positive feedback the switching device being a semiconductor device
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04J—MULTIPLEX COMMUNICATION
  • H04J3/00—Time-division multiplex systems
  • H04J3/20—Time-division multiplex systems using resonant transfer
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04Q—SELECTING
  • H04Q11/00—Selecting arrangements for multiplex systems
  • H04Q11/04—Selecting arrangements for multiplex systems for time-division multiplexing
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04Q—SELECTING
  • H04Q11/00—Selecting arrangements for multiplex systems
  • H04Q11/04—Selecting arrangements for multiplex systems for time-division multiplexing
  • H04Q11/0407—Selecting arrangements for multiplex systems for time-division multiplexing using a stored programme control
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04Q—SELECTING
  • H04Q3/00—Selecting arrangements
  • H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04Q—SELECTING
  • H04Q3/00—Selecting arrangements
  • H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker
  • H04Q3/52—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker using static devices in switching stages, e.g. electronic switching arrangements
  • H04Q3/521—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker using static devices in switching stages, e.g. electronic switching arrangements using semiconductors in the switching stages
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04Q—SELECTING
  • H04Q3/00—Selecting arrangements
  • H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker
  • H04Q3/54—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker in which the logic circuitry controlling the exchange is centralised
  • H04Q3/545—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker in which the logic circuitry controlling the exchange is centralised using a stored programme

Landscapes

• Engineering & Computer Science (AREA)
• Computer Networks & Wireless Communication (AREA)
• Power Engineering (AREA)
• Signal Processing (AREA)
• Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
• Exchange Systems With Centralized Control (AREA)
• Time-Division Multiplex Systems (AREA)
• Interface Circuits In Exchanges (AREA)
• Dc-Dc Converters (AREA)
• Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
• Electronic Switches (AREA)
• Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
• Coils Or Transformers For Communication (AREA)
• Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
• Sub-Exchange Stations And Push- Button Telephones (AREA)
• Near-Field Transmission Systems (AREA)

Applications Claiming Priority (12)

Publications (1)

Family

ID=27582854

Family Applications (7)

Family Applications Before (4)

Family Applications After (2)

Country Status (7)

Families Citing this family (21)

Family Cites Families (59)

• 0
  • NL NL111844D patent/NL111844C/xx active
  • NL NL244502D patent/NL244502A/xx unknown
• 1960
  • 1960-07-28 BE BE593490D patent/BE593490A/xx unknown
  • 1960-07-28 BE BE593489D patent/BE593489A/xx unknown
  • 1960-08-09 BE BE593909D patent/BE593909A/xx unknown
  • 1960-08-09 BE BE593910D patent/BE593910A/xx unknown
  • 1960-08-12 BE BE594016D patent/BE594016A/xx unknown
  • 1960-10-14 GB GB35317/60A patent/GB904232A/en not_active Expired
  • 1960-10-14 GB GB35318/60A patent/GB904233A/en not_active Expired
  • 1960-10-14 GB GB35320/60A patent/GB904234A/en not_active Expired
  • 1960-10-17 CH CH1159260A patent/CH388394A/de unknown
  • 1960-10-17 US US63203A patent/US3204033A/en not_active Expired - Lifetime
  • 1960-10-19 DE DEJ18889A patent/DE1227075B/de active Pending
  • 1960-10-19 DE DEJ18890A patent/DE1173953B/de active Pending
  • 1960-10-19 DE DEJ18888A patent/DE1209166B/de active Pending
  • 1960-10-19 CH CH1169460A patent/CH389033A/de unknown
  • 1960-10-20 BE BE596196D patent/BE596196A/xx unknown
  • 1960-10-20 CH CH1175360A patent/CH373431A/fr unknown
  • 1960-12-01 NL NL258572D patent/NL258572A/xx unknown
  • 1960-12-01 NL NL258570D patent/NL258570A/xx unknown
  • 1960-12-01 NL NL258569D patent/NL258569A/xx unknown
  • 1960-12-07 US US74434A patent/US3187099A/en not_active Expired - Lifetime
• 1961
  • 1961-01-20 NL NL267313D patent/NL267313A/xx unknown
  • 1961-07-19 US US125238A patent/US3221103A/en not_active Expired - Lifetime
  • 1961-07-20 NL NL267312D patent/NL267312A/xx unknown
  • 1961-07-21 GB GB26544/61A patent/GB990821A/en not_active Expired
  • 1961-07-21 NL NL267385D patent/NL267385A/xx unknown
  • 1961-07-21 GB GB26543/61A patent/GB977420A/en not_active Expired
  • 1961-07-21 NL NL267384D patent/NL267384A/xx unknown
  • 1961-07-24 CH CH872661A patent/CH394310A/fr unknown
  • 1961-07-24 US US126334A patent/US3211839A/en not_active Expired - Lifetime
  • 1961-07-25 DE DEJ20290A patent/DE1224791B/de active Pending
  • 1961-07-26 DE DEJ20293A patent/DE1229596B/de active Pending
  • 1961-07-28 CH CH888861A patent/CH431631A/fr unknown
  • 1961-07-31 US US128151A patent/US3204039A/en not_active Expired - Lifetime
  • 1961-08-04 CH CH920561A patent/CH377885A/fr unknown
  • 1961-08-04 GB GB28473/61A patent/GB990823A/en not_active Expired
  • 1961-08-04 GB GB28472/61A patent/GB990822A/en not_active Expired
  • 1961-08-08 DE DE1961I0020366 patent/DE1285567B/de active Pending
  • 1961-08-08 CH CH928061A patent/CH383448A/fr unknown
  • 1961-08-08 DE DEJ20367A patent/DE1148603B/de active Pending
  • 1961-08-08 DE DEJ20365A patent/DE1147989B/de active Pending
  • 1961-08-09 CH CH935561A patent/CH454962A/de unknown
  • 1961-08-10 NL NL268097D patent/NL268097A/xx unknown
  • 1961-08-11 GB GB29084/61A patent/GB990824A/en not_active Expired
  • 1961-09-29 GB GB35249/61A patent/GB971412A/en not_active Expired
  • 1961-09-29 GB GB35246/61A patent/GB963286A/en not_active Expired
  • 1961-11-10 US US151562A patent/US3226483A/en not_active Expired - Lifetime
  • 1961-11-22 US US154298A patent/US3235841A/en not_active Expired - Lifetime
  • 1961-11-24 GB GB42113/61A patent/GB994438A/en not_active Expired
  • 1961-11-24 DE DEJ20879A patent/DE1259399B/de active Pending
  • 1961-11-24 CH CH1372261A patent/CH404734A/de unknown
  • 1961-11-28 DE DEJ20907A patent/DE1205593B/de active Pending
  • 1961-11-29 CH CH1386161A patent/CH402056A/de unknown
  • 1961-11-30 CH CH1394961A patent/CH400255A/de unknown
• 1962
  • 1962-09-25 NL NL283565D patent/NL283565A/xx unknown
• 1963
  • 1963-09-16 SE SE10097/63A patent/SE305240B/xx unknown
  • 1963-09-18 DE DEJ24436A patent/DE1180410B/de active Pending
  • 1963-09-20 GB GB37079/63A patent/GB1026886A/en not_active Expired
  • 1963-09-20 GB GB35906/65A patent/GB1033190A/en not_active Expired
  • 1963-09-24 CH CH1176363A patent/CH402080A/de unknown
  • 1963-09-24 BE BE637751D patent/BE637751A/xx unknown
• 1967
  • 1967-08-23 US US671523A patent/US3534362A/en not_active Expired - Lifetime

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