Logic circuitry
JM Gardner, SA Linn, SD Panshin, JP Ward… - US Patent …, 2021 - Google Patents
2019-07-16 Assigned to HEWLETT-PACKARD DEVELOPMENT COMPANY, LP
reassignment HEWLETT-PACKARD DEVELOPMENT COMPANY, LP ASSIGNMENT OF …
reassignment HEWLETT-PACKARD DEVELOPMENT COMPANY, LP ASSIGNMENT OF …
Detecting fluid levels using a variable threshold voltage
DE Anderson, MW Cumbie, JM Gardner… - US Patent …, 2021 - Google Patents
An example printing cartridge includes a sensing die includ ing a plurality of sensing
locations in thermal contact with a fluid container, an on-die controller to select a sensing …
locations in thermal contact with a fluid container, an on-die controller to select a sensing …
Semiconductor device including capacitive sensor and ion-sensitive transistor for determining level and ion-concentration of fluid
N Ge, LY Chia, WM Wong, SC Koh - US Patent 10,618,301, 2020 - Google Patents
In an example implementation, a method of operating a fluid sensing device includes
enabling a fluid level sensing circuit on a printhead to determine a fluid level by sharing an …
enabling a fluid level sensing circuit on a printhead to determine a fluid level by sharing an …
Fluid ejection device with printhead ink level sensor
BB Ng, HR Goy, P Leonard, S O'brien - US Patent 10,155,379, 2018 - Google Patents
A fluid ejection device including a printhead die having a plurality of layers, including a
single metal layer, and having an integrated ink level sensor. The ink level sensor includes …
single metal layer, and having an integrated ink level sensor. The ink level sensor includes …
Logic circuitry
JM Gardner, SA Linn, SD Panshin, JP Ward… - US Patent …, 2020 - Google Patents
2019-07-24 Assigned to HEWLETT-PACKARD DEVELOPMENT COMPANY, LP
reassignment HEWLETT-PACKARD DEVELOPMENT COMPANY, LP ASSIGNMENT OF …
reassignment HEWLETT-PACKARD DEVELOPMENT COMPANY, LP ASSIGNMENT OF …
Logic circuitry
JM Gardner, SA Linn, SD Panshin, JP Ward… - US Patent …, 2021 - Google Patents
A logic circuit for a replaceable print component is configured to, in response to a plurality of
commands including a first command specifying the new I2C communications address and …
commands including a first command specifying the new I2C communications address and …
Logic circuitry
SD Panshin, JP Ward, SA Linn, JM Gardner - US Patent 11,366,913, 2022 - Google Patents
In an example, a logic circuitry package is configured to communicate with a print apparatus
logic circuit. The logic circuitry package may be configured to respond to communications …
logic circuit. The logic circuitry package may be configured to respond to communications …
Fluidic die
DE Anderson, GH Corrigan, SA Linn - US Patent 10,232,610, 2019 - Google Patents
(57) ABSTRACT A fluidic die includes a number of sensors to measure properties of a
number of property control elements asso ciated with the printhead die, a pass gate to …
number of property control elements asso ciated with the printhead die, a pass gate to …
Fluidic die
SA Linn, GH Corrigan III, MW Cumbie - US Patent 10,022,962, 2018 - Google Patents
A fluidic die may include a number of actuators. The number of actuators form a number of
primitives. The fluidic die may include a digital-to-analog converter (DAC) to drive a number …
primitives. The fluidic die may include a digital-to-analog converter (DAC) to drive a number …
Inkjet printing system, fluid ejection system, and method thereof
AL Van Brocklin, AL Ghozeil, DE Anderson - US Patent 9,517,630, 2016 - Google Patents
An inkjet printing system, fluid ejection system and method thereof are disclosed. The fluid
ejection system includes a fluid ejection device and a determination module to determine a …
ejection system includes a fluid ejection device and a determination module to determine a …