292 patents
Page 12 of 15
Utility
Dark Current Reduction for Image Sensor Having Electronic Global Shutter and Image Storage Capacitors
14 Jan 21
An image sensor has an array of pixels, each pixel having an associated shutter transistor coupled to transfer a charge dependent on light exposure of the pixel onto an image storage capacitor, the image-storage capacitors being configured to be read into an analog to digital converter.
Keiji Mabuchi, Sohei Manabe, Lindsay Grant
Filed: 9 Jul 19
Utility
Metal Vertical Transfer Gate with High-k Dielectric Passivation Lining
30 Dec 20
A method for manufacturing an image sensor includes, for each of a plurality of photosensitive pixels of the image sensor, forming a trench in a semiconductor substrate of the image sensor, and depositing temporary transfer gate material in and above the trench.
Chiao-Ti HUANG, Shiyu SUN, Gang CHEN
Filed: 24 Jun 19
Utility
Column Amplifier Reset Circuit
16 Dec 20
An amplifier circuit for use in an image sensor includes a common source amplifier coupled to receive an input signal representative of an image charge from a pixel cell of the image sensor.
Hiroaki Ebihara, Zheng Yang
Filed: 13 Jun 19
Utility
Semiconductor Structure and Method of Manufacturing the Same
16 Dec 20
A semiconductor structure is provided.
CHUN-SHENG FAN, WEI-FENG LIN
Filed: 12 Jun 19
Utility
Diffractive Optical Elements Made of Conductive Materials
9 Dec 20
A diffractive optical element (DOE) comprises a first part comprising a first transparent non-conductive base and a first transparent conductive layer disposed on the first transparent non-conductive base and a second part comprising a second transparent non-conductive base and a second transparent conductive layer disposed on the second transparent non-conductive base.
Chun-Sheng Fan, Wei-Feng Lin
Filed: 3 Jun 19
Utility
High-dynamic Range Image Sensor and Image-capture Method
9 Dec 20
An image sensor includes a pixel array, and a first, second, and an intermediate memory-element.
Chengming LIU, Tiejun DAI, Richard MANN
Filed: 2 Sep 19
Utility
High-dynamic Range Image Sensor and Image-capture Method
9 Dec 20
A method for capturing a high-dynamic-range image includes: (i) storing a plurality of pixel values representing a first image captured by an image sensor that includes a pixel array, each pixel value having been generated by a respective pixel of a pixel subarray of the pixel array, each pixel being set to one of N1 first exposure values, N1≥1; (ii) determining an exposure-count N2 based on the plurality of pixel values; (iii) setting each pixel to one of a second plurality of exposure values, N2 in number, such that, for each of the second plurality of exposure values, at least one pixel is set to that exposure value, one of the second plurality of exposure values differing from each of the N1 first exposure values by more than a threshold value; and after setting (iv), capturing a second image with the image sensor.
Chengming LIU, Tiejun DAI, Richard MANN
Filed: 4 Jun 19
Utility
Image Sensor Module Having Protective Structure That Blocks Incident Light to Arrive at Bonding Wires and Pads
11 Nov 20
An image sensor module comprises: a substrate having a first side and second side, the first side being an opposite of the second side, an image sensor attached to the first side of the substrate, bonding wires to bond the image sensor to pads on the first side of the substrate, a protective structure disposed on the first side of the substrate surrounding the image sensor, the bonding wires, and the pads, the protective structure having a dam and a lid, a cover glass disposed on the protective structure, and a set of solder balls attached to the second side of the substrate.
Wei-Feng Lin, Chi-Chih Huang, Yu-Mei Su
Filed: 23 Jul 20
Utility
Anti-reflective Coating with High Refractive Index Material at Air Interface
21 Oct 20
An optical element comprising a transparent substrate and an anti-reflective coating, wherein the anti-reflective coating further comprises at least a transparent, high refractive index layer and a transparent, low refractive index layer, wherein the high refractive index layer is in contact with the low refractive index layer; and wherein the high refractive index layer is situated at an interface between the anti-reflective coating and air.
Chun-Sheng Fan, Chen-Wei Tsai, Wei-Feng Lin
Filed: 11 Mar 20
Utility
Hybrid Method for High-speed Serial Link Skew Calibration
7 Oct 20
A method for reducing a clock-data skew in a serial interface.
Li Yang, Qingle Wu, Zhixiang Jiang
Filed: 2 Apr 19
Utility
Light-field Camera and Method Using Wafer-level Integration Process
7 Oct 20
A camera module has light-field camera(s) and high resolution camera(s), the light-field camera(s) have multiple-lens arrays above an image sensor.
Teng-Sheng Chen, Jau-Jan DENG, Chia-Yang CHANG, Wei-Feng LIN
Filed: 7 Apr 19
Utility
Integrating Ramp Circuit with Reduced Ramp Settling Time
16 Sep 20
A ramp generator includes an integrator including a first stage having first and second inputs and first and second outputs, and a second stage including first and second transistors coupled between a power supply rail and ground.
Liang Zuo, Rui Wang, Hiroaki Ebihara, Nijun Jiang
Filed: 12 Mar 19
Utility
Flip-chip Sample Imaging Devices with Self-aligning Lid
2 Sep 20
A flip-chip sample imaging device with self-aligning lid includes an image sensor chip, a fan-out substrate, and a lid.
Ming ZHANG, Yin QIAN, Chia-Chun MIAO, Dyson H. TAI
Filed: 28 Feb 19
Utility
Image Sensor with Boosted Photodiodes for Time of Flight Measurements
19 Aug 20
An image sensor including a photodiode, a first doped region, a second doped region, a first storage node, a second storage node, a first vertical transfer gate, and a second vertical transfer gate is presented.
Sohei Manabe, Keiji Mabuchi
Filed: 7 May 20
Utility
Bias Circuit for Use with Divided Bit Lines
12 Aug 20
An image sensor includes a pixel array including a plurality of pixels.
Hiroaki Ebihara, Zheng Yang, Rui Wang, Teijun Dai
Filed: 12 Feb 19
Utility
Lcos Pixel Film Layer Design for Reflection Rate Improvement
5 Aug 20
A novel liquid crystal on silicon (LCoS) device includes an array of pixel electrodes having a highly reflective material formed thereon.
Chun-Sheng (CS) Fan
Filed: 3 Feb 19
Utility
Pixel for Time-of-flight Applications
5 Aug 20
A time-of-flight (TOF) pixel includes a semiconductor material and a photogate disposed proximate to a frontside of the semiconductor material.
Eric A. G. Webster
Filed: 3 Feb 19
Utility
Laser Marked Code Pattern for Representing Tracing Number of Chip
29 Jul 20
A chip comprises a semiconductor substrate having a first side and a second side opposite to the first side, a plurality of conductive metal patterns formed on the first side of the semiconductor substrate, a plurality of solder balls formed on the first side of the semiconductor substrate, and at least one code pattern formed using laser marking on the first side of the semiconductor substrate in a space free from the plurality of conductive metal patterns and the plurality of solder balls, wherein the at least one code pattern is visible from a backside of the chip, the at least one code pattern represents a binary number having four bits; and the binary number represents a decimal number to represent a tracing number of the chip.
Wei-Feng Lin, Chi-Chih Huang
Filed: 24 Jan 19
Utility
Code Pattern for Representing Tracing Number of Chip
29 Jul 20
A chip comprises a semiconductor substrate having a first side and a second side opposite to the first side, a plurality of conductive metal patterns formed on the first side of the semiconductor substrate, a plurality of solder balls formed on the first side of the semiconductor substrate, and at least one code pattern of a first group and at least one code pattern of a second group formed on the first side of the semiconductor substrate in a space free from the plurality of conductive metal patterns and the plurality of solder balls, wherein the code patterns are visible from a backside of the chip, and wherein a tracing number of the chip is represented by the code patterns.
Chien-Chan Yeh, Ying-Chih Kuo
Filed: 24 Jan 19
Utility
Gate Modulation with Inductor
22 Jul 20
A sensor includes a photodiode disposed in a semiconductor material to receive light and convert the light into charge, and a first floating diffusion coupled to the photodiode to receive the charge.
Xianmin Yi, Jingming Yao, Philip Cizdziel, Eric Webster, Duli Mao, Zhiqiang Lin, Jens Landgraf, Keiji Mabuchi, Kevin Johnson, Sohei Manabe, Dyson H. Tai, Lindsay Grant, Boyd Fowler
Filed: 22 Jan 19