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.)
Publication of BE529948ApublicationCriticalpatent/BE529948A/xx
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
H03K17/70—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 having only two electrodes and exhibiting negative resistance
H—ELECTRICITY
H03—ELECTRONIC CIRCUITRY
H03G—CONTROL OF AMPLIFICATION
H03G11/00—Limiting amplitude; Limiting rate of change of amplitude
H03G11/02—Limiting amplitude; Limiting rate of change of amplitude by means of diodes
H—ELECTRICITY
H03—ELECTRONIC CIRCUITRY
H03K—PULSE TECHNIQUE
H03K23/00—Pulse counters comprising counting chains; Frequency dividers comprising counting chains
H03K23/002—Pulse counters comprising counting chains; Frequency dividers comprising counting chains using semiconductor devices
H—ELECTRICITY
H04—ELECTRIC COMMUNICATION TECHNIQUE
H04Q—SELECTING
H04Q5/00—Selecting arrangements wherein two or more subscriber stations are connected by the same line to the exchange