H03M1/26

Arithmetic device and arithmetic method
11610626 · 2023-03-21 · ·

An arithmetic device includes a first memory cell, a first bit line, a first transistor, a second memory cell, a second bit line, a second transistor, a third bit line, a first switching circuit, a second switching circuit and a controller. The controller sets a conduction state between the first memory cell and the first bit line by the first transistor, and sets a conduction state between the second memory cell and the second bit line by the second transistor. The controller sets the first switching circuit and the second switching circuit in a coupled state and sets the conduction state between the first bit line and the third bit line and between the second bit line and the third bit line to transition voltages of the first, second and third bit lines to a first voltage.

Arithmetic device and arithmetic method
11610626 · 2023-03-21 · ·

An arithmetic device includes a first memory cell, a first bit line, a first transistor, a second memory cell, a second bit line, a second transistor, a third bit line, a first switching circuit, a second switching circuit and a controller. The controller sets a conduction state between the first memory cell and the first bit line by the first transistor, and sets a conduction state between the second memory cell and the second bit line by the second transistor. The controller sets the first switching circuit and the second switching circuit in a coupled state and sets the conduction state between the first bit line and the third bit line and between the second bit line and the third bit line to transition voltages of the first, second and third bit lines to a first voltage.

Analog-to-digital converter using a pipelined memristive neural network

A pipelined ADC system comprising: a first ADC stage comprising a trainable neural network layer and configured to receive an analog input signal, and convert it into a first n-bit digital output representing said analog input signal; a DAC circuit comprising a trainable neural network layer and configured to receive said first n-bit digital output, and convert it into an analog output signal representing said first n-bit digital output; and a second ADC stage comprising a trainable neural network layer and configured to receive a residue analog input signal of said analog input signal, and convert it into a second n-bit digital output representing said residue analog input signal; wherein said first and second n-bit digital outputs are combined to generate a combined digital output representing said analog input signal.

Analog-to-digital converter using a pipelined memristive neural network

A pipelined ADC system comprising: a first ADC stage comprising a trainable neural network layer and configured to receive an analog input signal, and convert it into a first n-bit digital output representing said analog input signal; a DAC circuit comprising a trainable neural network layer and configured to receive said first n-bit digital output, and convert it into an analog output signal representing said first n-bit digital output; and a second ADC stage comprising a trainable neural network layer and configured to receive a residue analog input signal of said analog input signal, and convert it into a second n-bit digital output representing said residue analog input signal; wherein said first and second n-bit digital outputs are combined to generate a combined digital output representing said analog input signal.

METHOD AND APPARATUS FOR IMPROVED PERFORMANCE IN ENCODER SYSTEMS
20220404179 · 2022-12-22 ·

An encoder system includes a configurable detector array, wherein the configurable detector array includes a plurality of detectors. The encoder system may also include a memory operable to store a partition map that defines a state for each of the plurality of detectors. The encoder system may also include an emitter operable to generate a flux modulated by a motion object, wherein the configurable detector array is operable to receive the flux and generate respective current outputs for each of the detectors in response to the flux. In an embodiment, the current outputs from detectors having a same state are grouped together. The encoder system may also include one or more current duplicators to duplicate the current outputs from detectors having one state to group with the current outputs from detectors having a different state. The encoder system may also adjust weights of the current outputs.

METHOD AND APPARATUS FOR IMPROVED PERFORMANCE IN ENCODER SYSTEMS
20220404179 · 2022-12-22 ·

An encoder system includes a configurable detector array, wherein the configurable detector array includes a plurality of detectors. The encoder system may also include a memory operable to store a partition map that defines a state for each of the plurality of detectors. The encoder system may also include an emitter operable to generate a flux modulated by a motion object, wherein the configurable detector array is operable to receive the flux and generate respective current outputs for each of the detectors in response to the flux. In an embodiment, the current outputs from detectors having a same state are grouped together. The encoder system may also include one or more current duplicators to duplicate the current outputs from detectors having one state to group with the current outputs from detectors having a different state. The encoder system may also adjust weights of the current outputs.

Method and apparatus for improved performance in encoder systems by configuring a detector array using a partition map and assigning weights to output currents of the detector array
11378422 · 2022-07-05 · ·

An encoder system includes a configurable detector array, wherein the configurable detector array includes a plurality of detectors. The encoder system may also include a memory operable to store a partition map that defines a state for each of the plurality of detectors. The encoder system may also include an emitter operable to generate a flux modulated by a motion object, wherein the configurable detector array is operable to receive the flux and generate respective current outputs for each of the detectors in response to the flux. In an embodiment, the current outputs from detectors having a same state are grouped together. The encoder system may also include one or more current duplicators to duplicate the current outputs from detectors having one state to group with the current outputs from detectors having a different state. The encoder system may also adjust weights of the current outputs.

Method and apparatus for improved performance in encoder systems by configuring a detector array using a partition map and assigning weights to output currents of the detector array
11378422 · 2022-07-05 · ·

An encoder system includes a configurable detector array, wherein the configurable detector array includes a plurality of detectors. The encoder system may also include a memory operable to store a partition map that defines a state for each of the plurality of detectors. The encoder system may also include an emitter operable to generate a flux modulated by a motion object, wherein the configurable detector array is operable to receive the flux and generate respective current outputs for each of the detectors in response to the flux. In an embodiment, the current outputs from detectors having a same state are grouped together. The encoder system may also include one or more current duplicators to duplicate the current outputs from detectors having one state to group with the current outputs from detectors having a different state. The encoder system may also adjust weights of the current outputs.

ARITHMETIC DEVICE AND ARITHMETIC METHOD
20220093162 · 2022-03-24 · ·

According to one embodiment, an arithmetic device includes a first memory cell, a first bit line, a first transistor, a second memory cell, a second bit line, a second transistor, a third bit line, a first switching circuit, a second switching circuit and a controller. The controller sets a conduction state between the first memory cell and the first bit line by the first transistor, and sets a conduction state between the second memory cell and the second bit line by the second transistor. The controller sets the first switching circuit and the second switching circuit in a coupled state and sets the conduction state between the first bit line and the third bit line and between the second bit line and the third bit line to transition voltages of the first, second and third bit lines to a first voltage.

ARITHMETIC DEVICE AND ARITHMETIC METHOD
20220093162 · 2022-03-24 · ·

According to one embodiment, an arithmetic device includes a first memory cell, a first bit line, a first transistor, a second memory cell, a second bit line, a second transistor, a third bit line, a first switching circuit, a second switching circuit and a controller. The controller sets a conduction state between the first memory cell and the first bit line by the first transistor, and sets a conduction state between the second memory cell and the second bit line by the second transistor. The controller sets the first switching circuit and the second switching circuit in a coupled state and sets the conduction state between the first bit line and the third bit line and between the second bit line and the third bit line to transition voltages of the first, second and third bit lines to a first voltage.