Hewlett-Packard Patent Applications

PARTIAL WAKE STATES

Granted: October 26, 2023
Application Number: 20230341918
An electronic device includes a communication device to receive a command from another electronic device while the electronic device is in a power saving state, where the command is different from a wake command; and a processor to transition the electronic device from the power saving state to: a partial wake state when the command indicates a first operation; and a full wake state when the command indicates a second operation.

PRINTING DRUM MOUNTING SYSTEM

Granted: October 26, 2023
Application Number: 20230341805
A printing drum mounting system and method of assembling the mounting system. The mounting system comprising a rotatable shaft; a first mount and a second mount arrangeable on the shaft to clamp a printing drum therebetween, wherein the first mount comprises a first engaging surface to form a mating contact with a corresponding first end surface of the printing drum and the second mount comprises a second engaging surface to form a mating contact with a corresponding end surface of the…

BATTERY LIFE PREDICTIONS USING MACHINE LEARNING MODELS

Granted: October 19, 2023
Application Number: 20230333166
A server may include a receiving unit to obtain a set of battery attributes associated with a battery of a client device and a prediction unit to predict a battery condition by applying at least one first machine learning model to the set of battery attributes. The battery condition may include battery swelling, battery memory effect, battery performance degradation, or any combination thereof. Further, the server may include a recommendation unit to apply a second machine learning model…

CONTENT SHARING BASED ON LOCATION

Granted: October 19, 2023
Application Number: 20230336939
An example electronic device includes a display device to display content, a transceiver to exchange ranging messages with a location device to enable the location device to locate the electronic device relative to the location device, and a processor. In response to the electronic device being located in a first zone of an external electronic device, the processor is to receive identification information of the external electronic device, and in response to receiving the identification…

Glare Reduction in Images

Granted: October 19, 2023
Application Number: 20230334631
An example non-transitory machine-readable medium includes instructions to capture a first image of a scene that includes light emitted by a display device, change a brightness of the display device, capture a second image of the scene while the brightness of the display device is changed, train a machine-learning model with the first image and the second image to provide a filter to reduce glare, and apply the machine-learning model to a third image captured of the scene to reduce glare…

PROMPTING DOCUMENT SHARING BETWEEN COLLABORATING USERS

Granted: October 19, 2023
Application Number: 20230334232
Examples are described herein for providing document suggestions to a group of collaborating users. In various examples, based on input provided by a first user, it may be determined that the first user intends to collaborate with a second user remotely. Based on a knowledge graph that defines relationships between users, documents, and applications usable to open the documents, a document or application may be identified that is commonly associated with both the first user and the…

SECURE BOOT UP OF COMPUTING DEVICES

Granted: October 19, 2023
Application Number: 20230334156
Techniques for secure boot up of unified extensible firmware interface (UEFI) compliant devices are described. In an example, execution of a driver associated with a hardware component of a computing device may be detected during booting of the computing device. Based on the detection, a first driver hash of a system table of the UEFI may be computed, where the system table is a data structure that stores configuration details of the computing device and UEFI services. Thereafter, a…

TRANSLATE A HAND GESTURE TO AN ACTION

Granted: October 19, 2023
Application Number: 20230333668
Translating a hand gesture to an action, consistent with the present disclosure, may be performed in a number of ways. In a particular example, a computer-readable medium may store instructions that when executed cause a processor to receive from a sensor of an input device, a drive signal indicative of a hand gesture, where the drive signal is a sigma-delta A-to-D enabled drive signal. The computer-readable medium may also store instructions that when executed, cause the processor to…

PRINTING APPARATUS

Granted: October 19, 2023
Application Number: 20230333501
A printing apparatus has a photo imaging plate to be held at a first voltage having a first polarity, and an intermediate transfer member to receive an intermediate image from the photo imaging plate. The intermediate transfer member is to be held at a second voltage having a second polarity opposite to the first polarity. An electrically conductive member is disposed between the photo imaging plate and the intermediate transfer member.

TONER REFILL CARTRIDGE WITH FOLDABLE PLUNGER

Granted: October 19, 2023
Application Number: 20230333500
A toner refill cartridge includes a body to contain toner and having a toner discharge port provided at a first end portion of the body, a memory unit including an external electric contact which faces away from the body, a piston disposed in the body to be movable in a longitudinal direction of the body from a top dead position adjacent to a second end portion of the body to a bottom dead position adjacent to the first end portion to push the toner to the toner discharge port, and a…

PRINT APPARATUS

Granted: October 19, 2023
Application Number: 20230331007
Disclosed is a print apparatus (1) comprising a platen (2), a support (3) to receive a driver (11), and an adjustment mechanism (4), coupled or couplable to the platen (2), to cause movement of the platen (2) relative to the support (3) in use. The adjustment mechanism (4) comprises an interface (5) connectable to the driver (11) to receive input motion from the driver (11) to thereby cause the movement of the platen (2) relative to the support (3).

MICROFLUIDIC STRUCTURES WITH INTERIOR PILLARS

Granted: October 19, 2023
Application Number: 20230330675
An example microfluidic structure can include a first microfluidic channel segment in a first elevation plane, a second microfluidic channel segment in a second elevation plane, and a transverse microfluidic channel segment connecting the first microfluidic channel segment to the second microfluidic channel segment. An interior pillar can be positioned at the transverse microfluidic channel segment. The interior pillar can have a tapered downstream edge. The tapered downstream edge can…

MICROFLUIDIC STRUCTURES WITH ANGLED EXTERIOR WALL SEGMENTS

Granted: October 19, 2023
Application Number: 20230330673
An example microfluidic structure can include a first microfluidic channel segment in a first elevation plane, a second microfluidic channel segment in a second elevation plane, and a transverse microfluidic channel segment connecting the first microfluidic channel segment to the second microfluidic channel segment. An angled exterior wall segment can be at the transverse microfluidic channel segment. The angled exterior wall segment can be angled in the first or second elevation plane…

THREE-DIMENSIONAL PRINTING WITH POLYOLEFIN AND METAL OR METAL OXIDE BUILD MATERIALS

Granted: October 12, 2023
Application Number: 20230321724
The present disclosure describes methods and systems for making three-dimensional printed objects. In one example, a method of making a three-dimensional printed object can include iteratively applying individual particulate build material layers to a powder bed. The particulate build material can include polymer particles that include a polyolefin and first nanoparticles compounded nanoparticles compounded with the polyolefin such that the first nanoparticles are embedded nanoparticles…

ISSUING SECRET SHARES

Granted: October 12, 2023
Application Number: 20230327860
Example implementations provide machine readable storage storing machine executable instructions, arranged, when processed by a processor, for a succeeding generation player device accessing an unassigned share in a secret the instructions comprising C instructions to: (a.) receive an intermediate generation share of a set of intermediate shares, the intermediate generation share being arranged to facilitate access to the unassigned share and the intermediate generation share having been…

MAGNETIC COUPLING STRUCTURE FOR AN IMAGE FORMING APPARATUS

Granted: October 12, 2023
Application Number: 20230324844
An image forming apparatus includes a development cartridge having a developing roller. A coupler for the image forming apparatus includes a shaft and a coupling structure to rotate the developing roller. The coupling structure is disposed at an end part of the shaft, is movable along an axial direction of the shaft and coupleable with another coupling structure of a print engine of the image forming apparatus. The coupling structure includes a body, a magnet disposed in the body to…

SAFETY ASSEMBLY WITH A ROLLING ELEMENT

Granted: October 12, 2023
Application Number: 20230321998
Examples relate to printing systems comprising a safety assembly associated with a printhead. The safety assembly comprises a rolling element upstream of the printhead in the print medium advance direction to prevent a print medium from contacting the printhead.

PRINTHEAD MONITORING

Granted: October 12, 2023
Application Number: 20230321995
Examples relate to a computer implemented method comprising, based on a vulnerable nozzle map indicating one or more operational nozzles of a printhead identified as meeting a failure likelihood criterion, during a print job, and between successive print passes of the printhead, checking operation of the one or more operational nozzles indicated on the vulnerable nozzle map.

PRINTING LIQUID COLLECTION

Granted: October 12, 2023
Application Number: 20230321985
Disclosed herein are apparatus and methods for collection printing liquid e.g. ink. A printing liquid collection apparatus comprises a collection tray comprising a printing liquid droplet collection surface to capture printing liquid droplets produced during application of a printing liquid to a porous substrate; and a printing liquid removal element to receive the captured printing liquid from the collection tray and transport the captured printing liquid to a waste printing liquid…

NON-UNIFORM ELECTRIC FIELDS TO COMPACT METAL POWDER BUILD MATERIAL

Granted: October 12, 2023
Application Number: 20230321730
In one example in accordance with the present disclosure, an additive manufacturing system is described. The additive manufacturing system includes a build material distributor to deposit metal powder build material on abed. The additive manufacturing system also includes at least a first electrode below the bed and a second electrode above the bed to generate a non-uniform electric field to compact deposited the metal powder build material. A hardening system of the additive…