Abstract: Methods and systems for frame rate scalability are described. Support is provided for input and output video sequences with variable frame rate and variable shutter angle across scenes, or for input video sequences with fixed input frame rate and input shutter angle, but allowing a decoder to generate a video output at a different output frame rate and shutter angle than the corresponding input values. Techniques allowing a decoder to decode more computationally-efficiently a specific backward compatible target frame rate and shutter angle among those allowed are also presented.

Abstract: Apparatus and methods are provided for UE-assisted tethering report. In one novel aspect, UE-assisted tethering report is generated with UE-assisted procedure based on latency measurement configuration. In one embodiment, the UE-assisted tethering report includes one or more elements comprising one bit to inform the activation of tethering mode, latency of packet transmission, and other side-information related to tethering path. In one embodiment, the UE-assisted procedure is inserting a measurement timestamp or recording timing of a predefined transport block (TB) of the packet. In another novel aspect, the UE performs a jitter measurement for an extended reality (XR) traffic, sends a UE-assisted information report for an end-to-end path of the XR traffic based on the jitter measurements, wherein the UE-assisted information includes one or more elements comprising jitter information and burst arrival time.

Abstract: Systems and methods are provided for creating enhanced VR content. The system generates, for display on a user device, a view of a virtual 3D environment. The system detects that a location in the view of virtual 3D environment matches one or more criteria. In response to the detecting that the location in the virtual 3D environment matches the one or more criteria, the system automatically stores an image of the virtual 3D environment.

Abstract: Systems and methods are provided for efficiently encoding geometry information for 3D media content. An illustrative system generates a low-resolution polygon mesh from a high-resolution polygon mesh. The system uses a vertex occupancy prediction network to generate, from vertices of the low-resolution polygon mesh, approximated vertices of the high-resolution polygon mesh. The system uses a connectivity prediction network to generate, from approximated vertices of the high-resolution polygon mesh, approximated connections of the high-resolution polygon mesh. The system computes vertex errors between the approximated vertices and the vertices of the high-resolution polygon mesh, and connectivity errors between the approximated connections and the connections of the high-resolution polygon mesh.

Abstract: Systems and methods are provided for creating enhanced VR content. The system generates, for display on a user device, a view of a virtual 3D environment. The system receives, from the user device, a request to capture the view of the virtual 3D environment. The system accesses data used to generate the view of the virtual 3D environment for display on the user device. The system accesses additional data of the virtual 3D environment other than the data used to generate the view of the virtual 3D environment for display on the user device. The system generates an image based on (a) the data used to generate the view of the virtual 3D environment for display on the user device, and (b) the additional data of the virtual 3D environment.

Abstract: A sensor device may include a substrate within the housing, a sensing element coupled to the substrate, and a shielding element surrounding the sensing element, wherein the shielding element extends through an opening of the substrate. The sensor device may further include a busbar extending through the housing, wherein the shielding element further extends through an indentation along at least one side of the busbar.

Abstract: The disclosure relates to systems and methods to deploy a chemical inhibitor (e.g., a scale inhibitor, a corrosion inhibitor, a biocide, a wax control substance, an asphaltene control substance) in an oil well.

Abstract: Systems and methods are described for providing a pace indicator in an extended reality environment. First route data of a first route, wherein the first route data comprises a pace of a first user moving along the first route. Second route data of a second route is determined, wherein the second route data comprises a pace of the second user moving along the second route. A pace indicator is provided to the first user moving along the first route based on the first route data and second route data, wherein the pace indicator comprises an avatar moving along the first route in an extended reality environment, the avatar representing the second user moving along the second route.

Abstract: A triboelectric sensor comprises a substrate; at least one grid structure disposed in or on the substrate; and at least one electrode for collecting triboelectric charges that are generated by sliding of an object over a surface of the substrate; wherein the at least one grid structure is configured such that motion of the object is detectable from a signal generated by crossing of the object over at least part of the grid structure.

Abstract: An unlicensed spectrum communication converter system and method allows 3GPP compliant integrated circuits (LTE, 5G) to be used in a unlicensed spectrum band communication system. In one implementation, each of the unlicensed spectrum base station and unlicensed spectrum user equipment (UE) may include a translation layer. The unlicensed spectrum communication converter system and method may be used with various unlicensed spectrums including, for example, television whitespace (TVWS) unlicensed spectrum, citizens broadband radio service (CBRS) and Wi-Fi (including all UNII bands from UNII-1 to UNII-8).

Abstract: A system and method for dynamic filtering permits a base station of an unlicensed spectrum communication system to filter out interference from an adjacent transmitter. In one embodiment, the unlicensed spectrum is television whitespace and the adjacent transmitter is a television broadcast transmitter.

Abstract: Systems and method are provided for enabling advertisement display during a group session. A media content item group session is initiated between a first computing device and a second computing device, and a first portion of the media content item is received at the first and second computing devices. A period of time is identified for outputting one or more advertisements. A first selection of advertisements and a second selection of advertisements are identified for the respective first and second computing devices, where the run-times of the first and second selections are based on the period of time. The first and selection of advertisements are received and are output at the respective first and second computing devices.

Abstract: Systems and methods are provided for initiating a media content item group watch session with an identified contact. A user profile is identified, and a media content item is generated for output at a first computing device. A contact is identified based on the user profile and the media content item, and an invitation to join a media content item group session is generated based on the media content item and the identified contact. The invitation is transmitted to a second computing device associated with the contact, and an indication that the invitation has been accepted is received. The media content item group session is initiated between the first and second computing devices, and the media content item is received at the first and second computing devices.

Abstract: Systems and methods are provided for enabling virtual assistant interaction during a conference. A conference is initiated between a first computing device and at least a second computing device, and audio input is received at an audio input device, wherein the audio input is received during the conference and the audio input device is in communication with the first computing device. The audio input is transmitted to the second computing device, and a command for activating a virtual assistant is identified in the audio input. In response to identifying a command, the virtual assistant is activated, and the transmission of the audio input to at least the second computing device is automatically stopped. A query is received at the audio input device, and an action, based on the query, is performed via the virtual assistant.

Abstract: Systems, methods and apparatuses are described herein for encoding image data comprising two-dimensional (2D) perspective images that exhibit parallax for presentation on a three-dimensional (3D) display. The image data may be accessed and encoded by generating a group of pictures (GOP) that comprises the 2D perspective images and ordering the 2D perspective images within the GOP in a particular order based on a set of evaluated metrics derived from content of the plurality of 2D perspective images or based on characteristics associated with equipment used to capture the plurality of 2D perspective images. The encoded image data may be transmitted for display.

Abstract: A composition for inhibiting corrosion in gas wells includes a pyrazolopyridine derivative. The pyrazolopyridine derivative includes a pyridyl moiety, a first pyrazole moiety, a second pyrazole moiety, and a phenyl moiety. The first pyrazole moiety is bound to the pyridyl moiety. The second pyrazole moiety is bound to the pyridyl moiety. The phenyl moiety is bound to the pyridyl moiety. The composition can be flowed into a wellbore formed in a subterranean formation, thereby inhibiting corrosion in the wellbore.

Abstract: A vehicle interior component is disclosed. The component may comprise a track and a console configured to latch to the track and unlatch from the track to move along the track. The component may comprise a drive mechanism comprising a motor, a first cable to move the console forward and a second cable to move the console rearward. The component may comprise a controller and a retaining mechanism comprising an actuator and a lock mechanism. The controller may send a signal to the actuator to actuate the lock mechanism and may send a signal to the drive mechanism to move the console. The actuator may be configured to move a pin into engagement with a hole in the track to secure the console to the track. The lock mechanism may comprise a set of pins configured to engage a set of holes in the track.

Abstract: Methods and systems for canvas size scalability across the same or different bitstream layers of a video coded bitstream are described. Offset parameters for a conformance window, a reference region of interest (ROI) in a reference layer, and a current ROI in a current layer are received. The width and height of a current ROI and a reference ROI are computed based on the offset parameters and they are used to generate a width and height scaling factor to be used by a reference picture resampling unit to generate an output picture based on the current ROI and the reference ROI.

Abstract: An early warning method for safety production risk of tailings pond based on risk ranking is provided. The early warning method includes: monitoring and collecting internal basic data of a tailings pond in real-time, and performing a basic monitoring and a basic early warning; collecting geographical location data, meteorological data, and historical geological disaster data of an area where the tailings pond is located; performing risk ranking on a safety production risk of the tailings pond, thereby obtaining a risk level of the tailings pond; and collecting case data of global tailings pond accidents and hazard degree data thereof, acquiring accident solution strategies for the global tailings pond accidents, performing management and monitoring on the tailings pond, setting parameters in a process of the basic monitoring, and performing a ranked early warning on the safety production risk of the tailings pond based on the risk level.