Digital integrated circuit for extracting features out of an input image based on cellular neural networks

L Yang, H Yu - US Patent 9,940,534, 2018 - Google Patents
Digital integrated circuit (IC) for extracting features out of input image is disclosed. The IC
contains one or more identical cellular neural networks (CNN) processing engines …

Configurable convolution engine

SH Lim, J Sugisawa, M Wang - US Patent 10,489,478, 2019 - Google Patents
Embodiments of the present disclosure relate to a configurable convolution engine that
receives configuration information to perform convolution or its variant operations on …

Convolution engine with per-channel processing of interleaved channel data

SH Park - US Patent 10,319,066, 2019 - Google Patents
Embodiments relate to a configurable convolution engine that receives configuration
information to perform convolution and other deep machine learning operations on …

Hierarchical category classification scheme using multiple sets of fully-connected networks with a CNN based integrated circuit as feature extractor

L Yang, PZ Dong, B Sun - US Patent 10,366,302, 2019 - Google Patents
CNN based integrated circuit is configured with a set of pre-trained filter coefficients or
weights as a feature extractor of an input data. Multiple fully-connected networks (FCNs) are …

Performing multiply and accumulate operations in neural network processor

CL Mills, EK Norden, SH Park - US Patent 11,487,846, 2022 - Google Patents
Embodiments relate to a neural processor circuit including a plurality of neural engine
circuits, a data buffer, and a kernel fetcher circuit. At least one of the neural engine circuits is …

Implementation of MobileNet in a CNN based digital integrated circuit

L Yang, PZ Dong, JZ Dong, B Sun - US Patent 10,360,470, 2019 - Google Patents
Method and systems of replacing operations of depthwise separable filters with first and
second replacement convolutional layers are disclosed. Depthwise separable filters …

Data structure for CNN based digital integrated circuit for extracting features out of an input image

L Yang, H Yu - US Patent 10,043,095, 2018 - Google Patents
Data arrangement schemes of imagery data and filter coefficients stored in a CNN based
digital IC for extracting features out of an input image are disclosed. The CNN based digital …

Implementation of ResNet in a CNN based digital integrated circuit

L Yang, PZ Dong, CJ Young, B Sun - US Patent 10,339,445, 2019 - Google Patents
Operations of a combination of first and second original convolutional layers followed by a
short path are replaced by operations of a set of three particular convolutional layers. The …

Configurable Convolution Neural Network Processor

Z Zhang, C Liu - US Patent App. 15/878,543, 2019 - Google Patents
A configurable neuro-inspired convolution processor is designed as an array of neurons
each operating in an independent clock domain. The processor implements a recurrent …

Approximating fully-connected layers with multiple arrays of 3x3 convolutional filter kernels in a CNN based integrated circuit

L Yang, PZ Dong, JZ Dong, B Sun - US Patent 10,366,328, 2019 - Google Patents
Multiple 3× 3 convolutional filter kernels are used for approximating operations of fully-
connected (FC) layers. Image classification task is entirely performed within a CNN based …