All-digital phase-locked loop for a digital pulse-width modulator

L Risbo, A Shankar, JG Angilivelil - US Patent 7,425,874, 2008 - Google Patents
A digital audio system including a digital phase-locked-loop circuit for generating a pulse-
width-modulation (PWM) clock signal, applied to a pulse-code-modulation to pulse-width …

Computational memory cell and processing array device using memory cells

LL Shu, CH Chang, A Akerib - US Patent 10,521,229, 2019 - Google Patents
(57) ABSTRACT A memory cell that may be used for computation and processing array
using the memory cell are capable to performing a logic operation including a boolean AND …

Systems and methods involving fast-acquisition lock features associated with phase locked loop circuitry

CH Chang - US Patent 9,692,429, 2017 - Google Patents
H03L7/089—Details of the phase-locked loop concerning mainly the frequency-or phase-
detection arrangement including the filtering or amplification of its output signal the phase or …

Systems and method involving fast-acquisition lock features associated with phase locked loop circuitry

CH Chang - US Patent 9,859,902, 2018 - Google Patents
Abstract Systems and methods are disclosed relating to fields of clock/data acquisition or
handling, such as clock/data locking and the like. In one exemplary implementation, phase …

Computational memory cell and processing array device using memory cells

LL Shu, CH Chang, A Akerib - US Patent 10,725,777, 2020 - Google Patents
A memory cell that may be used for computation and processing array using the memory cell
are capable to performing a logic operation including a boolean AND, a boolean OR, a …

Computational memory cell and processing array device using the memory cells for XOR and XNOR computations

LL Shu, E Ehrman - US Patent 10,998,040, 2021 - Google Patents
A memory cell and processing array that has a plurality of memory are capable of performing
logic functions, including an exclusive OR (XOR) or an exclusive NOR (XNOR) logic …

Computational memory cell and processing array device using memory cells

LL Shu, CH Chang, A Akerib - US Patent 10,860,318, 2020 - Google Patents
A memory cell that may be used for computation and processing array using the memory cell
are capable to performing a logic operation including a boolean AND, a boolean OR, a …

Low-power, low-jitter, fractional-N all-digital phase-locked loop (PLL)

A Fahim - US Patent 7,365,607, 2008 - Google Patents
The embodiments herein generally relate to electronics circuits, and, more particularly, to a
digital phase-locked loop (PLL) electronic circuit. 2. Description of the Related Art Phase …

Read data processing circuits and methods associated memory cells

B Haig, E Ehrman, CH Chang, MH Huang - US Patent 10,777,262, 2020 - Google Patents
A read register is provided that captures and stores the read result on a read bit line
connected to a set of computational memory cells. The read register may be implemented in …

Read and write data processing circuits and methods associated with computational memory cells that provides write inhibits and read bit line pre-charge inhibits

B Haig, E Ehrman, P Chuang, CH Chang… - US Patent …, 2020 - Google Patents
A read and write data processing apparatus and method associated with computational
memory cells formed as a memory/processing array provides the ability to inhibit writes in …