Technical Blog
Deep dive into the physics and integration logic of semiconductor manufacturing
40nm BSI CMOS Image Sensor Lower Optical Clear-Layer Integration Process Flow: Principles, Mechanisms, and Integration Logic
Role in the Complete Flow In a 40nm backside illumination (BSI) complementary metal-oxide-semiconductor (CMOS) image sensor, the lower optical clear-layer (LOCL) serves as a…
40nm BSI CMOS Image Sensor Light-Shield and Aperture-Grid Integration: Process Flow Principles and Integration Logic
Role in the Complete Flow In a 40nm backside-illuminated (BSI) complementary metal-oxide-semiconductor (CMOS) image sensor (CIS) process flow, the light-shield (LS) and…
40nm BSI CMOS Image Sensor Metal-Zero Interconnect Integration: Process Flow, Mechanisms, and Integration Logic
Role in the Complete Flow In the 40nm back-side illuminated (BSI) complementary metal-oxide-semiconductor (CMOS) image sensor fabrication sequence, the metal-zero (MET0)…
40nm BSI CMOS Image Sensor Metal-One Interconnect Integration: Process Flow Principles and Integration Logic
Role in the Complete Flow In the 40nm backside-illuminated (BSI) complementary metal-oxide-semiconductor (CMOS) image sensor process flow, the metal-one (MET1) interconnect…
40nm BSI CMOS Image Sensor Metal-Two Interconnect Integration: Process Flow Principles and Device Physics
Role in the Complete Flow The metal-two (MET2) interconnect module in a 40nm BSI CMOS Image Sensor sits at a critical juncture in the frontside metallization sequence, receiving…
40nm BSI CMOS Image Sensor Metal-Three Interconnect Integration: Process Flow Principles and Device Physics
Role in the Complete Flow In the 40nm backside illumination (BSI) complementary metal-oxide-semiconductor (CMOS) image sensor fabrication sequence, the metal-three (MET3)…
40nm BSI CMOS Image Sensor Metal-Four Interconnect Integration: Process Flow Principles and Device Physics
Role in the Complete Flow In the 40nm backside-illuminated (BSI) complementary metal-oxide-semiconductor (CMOS) image sensor process flow, the metal-four (MET4) interconnect…
40nm BSI CMOS Image Sensor Metal-Five Interconnect Integration: Process Flow Principles and Integration Logic
Role in the Complete Flow In a 40nm backside illumination (BSI) complementary metal-oxide-semiconductor (CMOS) image sensor, the metal-five (MET5) interconnect module occupies a…
40nm BSI CMOS Image Sensor Metal-Six Interconnect Integration: Process Flow Principles and Integration Logic
Role in the Complete Flow In a 40nm BSI CMOS Image Sensor process flow, the metal-six (MET6) interconnect module serves as one of the uppermost wiring tiers, bridging lower-level…
40nm BSI CMOS Image Sensor N FD IIP Photolithography Process Flow: Principles, Mechanisms, and Integration Logic
Role in the Complete Flow In a 40nm backside-illuminated (BSI) CMOS image sensor (CIS), the N-type floating-diffusion ion implantation photolithography (N FD IIP - Photo) step…
40nm BSI CMOS Image Sensor Pixel and Peripheral NMOS Integration Process Flow: Principles, Mechanisms, and Integration Logic
Role in the Complete Flow In a 40nm BSI (Backside Illumination) CMOS image sensor, the pixel and peripheral NMOS integration module occupies a pivotal position within the overall…
40nm BSI CMOS Image Sensor NMOS Source-Drain and Floating-Diffusion Integration: Process Flow Principles and Device Physics
Role in the Complete Flow The 40nm backside-illuminated (BSI) complementary metal-oxide-semiconductor (CMOS) image sensor represents a generation where pixel scaling demands that…