SPAD array with gated histogram construction

AK Sharma, A Laflaquière, GA Agranov… - US Patent …, 2020 - Google Patents
(57) ABSTRACT A sensing device includes a first array of sensing elements, which output a
signal indicative of a time of incidence of a single photon on the sensing element. A second …

Light detection and ranging sensor

CL Niclass, A Shpunt, GA Agranov… - US Patent …, 2019 - Google Patents
An electro-optical device includes a laser light source, which emits at least one beam of light
pulses, a beam steering device, which transmits and scans the at least one beam across a …

Enhanced photon detection device with biased deep trench isolation

B Zhang, Z Lin - US Patent 9,160,949, 2015 - Google Patents
(57) ABSTRACT A photon detection device includes a photodiode having a planar junction
disposed in a first region of semiconductor material. A deep trench isolation (DTI) structure is …

Spad array with pixel-level bias control

S Mandai, GA Agranov, MC Waldon - US Patent 9,997,551, 2018 - Google Patents
(57) ABSTRACT A sensing device includes an array of sensing elements. Each sensing
element includes a photodiode, including ap-n junction, and a local biasing circuit, coupled …

Photodetector

Y Otake, A Matsumoto, J Yamamoto, R Naito… - US Patent …, 2019 - Google Patents
(57) ABSTRACT A sensor includes a first substrate including at least a first pixel. The first
pixel includes an avalanche photodiode to convert incident light into electric charge and …

Vertical gate guard ring for single photon avalanche diode pitch minimization

B Zhang, D Mao - US Patent 10,141,458, 2018 - Google Patents
ABSTRACT A photon detection device includes a single photon ava lanche diode (SPAD)
including a multiplication junction defined at an interface between n doped and p doped …

Array of geiger-mode avalanche photodiodes for detecting infrared radiation

MC Mazzillo, P Fallica, S Lombardo - US Patent 9,899,544, 2018 - Google Patents
An array of Geiger-mode avalanche photodiodes is formed in a die and includes: an internal
dielectric structure, arranged on the die; and an external dielectric region arranged on the …

Time-of-flight depth mapping with parallax compensation

CL Niclass, ST Smith, T Oggier - US Patent 10,830,879, 2020 - Google Patents
An optical sensing device includes a light source, which is configured to emit one or more
beams of light pulses at respective angles toward a target scene. An array of sensing …

Single-photon avalanche diode circuit with variable hold-off time and dual delay regime

MP Dandin - US Patent 9,671,284, 2017 - Google Patents
(57) ABSTRACT A circuit is provided. The circuit includes a single-photon avalanche diode.
The circuit further includes a delay element comprising a first regulator and a second …

Dual-SPAD-based single-photon receiver

BM Nyman, MA Itzler - US Patent 9,012,860, 2015 - Google Patents
A single-photon receiver is presented. The receiver comprises two SPADs that are
monolithically integrated on the same semiconductor chip. Each SPAD is biased with a …