Novel semiconductor photomultiplier device
A photoelectric multiplication and semiconductor technology, applied in semiconductor devices, semiconductor/solid-state device manufacturing, electric solid-state devices, etc., can solve the problems of high optical crosstalk probability of devices, loss of signal detection ability, annihilation of signals, etc., to reduce optical crosstalk and improve Single-photon resolution ability, effect of reducing background noise
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[0026] as attached figure 1 As shown, a novel semiconductor photomultiplier device disclosed in the present invention is characterized by comprising: an SOI substrate 10; a semiconductor epitaxial layer 20 of a first doping type located on the SOI substrate layer 10; N (in this embodiment, N is 6) photodiodes in the semiconductor epitaxial layer of the first doping type; and N high-resistance resistors 31 set corresponding to the N photodiodes one by one; Each of the photodiodes is electrically connected to a high-resistance resistor 31, and the ends of the photodiodes that are not connected to the high-resistance resistor 31 are electrically connected to each other, that is, through the figure 1 The photodiode interconnect lines 33 shown are connected to each other; the ends of each of the high-resistance resistors 31 that are not connected to the photodiode are electrically connected to each other, that is, through the figure 1 Resistive interconnect lines 32 are shown conn...
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