## ISDC patents

**Vadim Tkachev **Fast current mode sigma delta ADC

US10128866B2

**T Ayers, E Elikhis, PW Wong **Power reduction for image sensor with RAW image scalar

US9654711B2

**A Ben Shem, Z Veig **Pixel HSCAN using transparent latches chained

US9912896B2

**A Ben Shem, Z Veig **Latch based parallel-to-serial readout circuitry and image sensor utilizing the circuitry

US20170104948A1

**N Eshel **Sample and hold circuit with KTC and charge injection feed forward cancellation

US9780129B2

**N Eshel, G Zeituni **Dual sample and hold with resistive gain

US10051224B2

**Noam Eshel, Golan Zeituni **Sample and hold with black sun control

US20170126998A1

**N Eshel, G Zeituni **AGC using sample and hold circuits for analog CDS

US9661251B1

**A Ben Shem, I Shvartz **Predictive sigma delta ADC filter

WO2017073357A1

**E Elikhis, PW Wong **Row and column noise correction with defective pixel processing

US9832402B2

**N Eshel, A Sokolover, G Zeituni **State machine controlled MOS linear resistor

US20170125123A1

**N Eshel, G Zeituni, Z Lupo **Charge injection noise reduction in S/H circuit

US9728271B2

**K Matsuura, N Eshel **Power supply noise cancellation method in sample and hold circuit

US10531028B2

**Noam Eshel, Golan Zeituni **Sample and hold with RTS reduction by periodically switching to accumulation

US10594967B2

**A Ben Shem, Itai Shvartz **Look up table based sigma delta ADC filter

US20190356328A1

**N Eshel, Golan Zeituni **Image sensor with S/H-to-ADC voltage range matching

US20190356877A1

**N Eshel, Golan Zeituni **Sample and hold circuit with feedback and noise inegration

US20190356874A1

**Golan Zeituni, N Eshel **Tail current boost

WO2021145122A1

**N Eshel **Low noise at low gain charge amplifier

US20210227166A1

**Eshel, Zeituni, others in Atsugi **VSL boost

EP3664440B1

**N Eshel **IR active imaging with ambient light subtraction

US20210297617A1

**E Ilan **Low noise IR active imaging with ambient light subtraction

US10904456B1

**I Shvartz, E Ilan **IQ calculation in the counter

WO2021149625A1

**A Ben Shem **Q/I calculation by ADC conversion

US20210215806A1

**Z Veig, G Zeituni, K Nakagawa **Readout circuit and method for time-of-flight sensor

US20210203868A1

**Tsukuda+Eshel **Black sun detection

US11006060B2