Digital Commons Network^™

Optical Angular Filter With Reduced Diffraction Artifacts Background, Thomas Leonard Hoekman

Defensive Publications Series

An angular filter includes a louver film including a plurality of dark regions alternately arranged with a plurality of clear regions, incorporating spatial smoothing, or apodization, at boundaries between the dark regions and the clear regions. Spatial smoothing may be accomplished with an edge treatment in the form of discrete grey regions interposed between adjacent dark regions and clear regions. The edge treatment may include blurred grey regions interposed between the adjacent dark and clear regions. The edge treatment may include corrugated regions interposed between adjacent dark and clear regions. In some examples, the angular filter includes a two-dimensional louver …

Coil System For Calibration Of Electromagnetic (Em) Measurement Systems, Baker Hughes Company

Defensive Publications Series

This invention aims to improve the a coil system used for the calibration of extra-deep reading downhole resistivity tools. The currently used coil-system is mounted around the tools, in addition a shielding cage is mounted around the antenna / coil system. This can be replaced by a system consisting of multiple smaller coils placed outside of the tool, significantly improving the required time to setup the system and quality of the achieved calibration.

Tooling For Transferring The Scribe Line For Mwd Tools While Rig Up, Baker Hughes Company

Defensive Publications Series

Problem Statement:

As per procedure the way of Scribing a measurement while drilling tool (MWD) or any other tool on a Drilling Rig Floor visually through eye measurements for a mark far from Directional Driller (DD) and Field Service Engineer (FSE) by around 20 m which leaves space for human error, may lead to inaccurate tool face and cause miss sliding path with facing difficulties to reach the target point ‘’ Inclination, Azimuth and tool face ‘’.

Expandable Probe Centralizer, Baker Hughes Company

Defensive Publications Series

The disclosed expandable probe centralizer provides a strong lateral support to probes mounted in the center of drill collars or any other collar or tube. Weaker lateral supports allow excessive movement of the probe under vibration and rotating bending loads. The excessive movement leads to early damage of the probe and therefore high maintenance cost and potential downhole tool failures.

The Light Capturing And Projection Configuration That Utilizes A Sliding Sensor Configuration To Capture The Visible Scene Part By Part., Punarjeewa Abeysekera

Defensive Publications Series

This paper describes a light capturing and projection configuration that utilizes a sliding sensor configuration to capture the visible scene part by part. The entire light capturing and projection configuration consists of a concave mirror, a beam splitter, an enclosure and a sensor configuration. The sensor configuration will contain 4 identical sensors. The light capturing and projection configuration can be utilized to capture a visible scene by exposing the concave mirror, section by section, utilizing a sliding mechanism. During the visible scene capturing procedure, each exposed concave mirror section will be utilized for projecting a specific image projection area, which …

Service Affecting System Awareness For Distributed Decision Making, Anonymous

Defensive Publications Series

The disclosure presents a comprehensive framework designed to manage algorithmic updates in optical Interface Modules (IM), ensuring network stability during software upgrades by delaying potentially disruptive changes until a coordinated recalibration occurs. This method introduces robust communication between IM cards and network element controllers, facilitating precise control over calibration processes, including direction-specific distinctions. It addresses multiple operational scenarios—such as Optical Channel Monitoring (OCM) data handling, Amplified Spontaneous Emission (ASE) adjustments, Raman pump calibration, and band-specific updates in multi-band deployments. Furthermore, the framework supports opportunistic service-affecting upgrades, like FPGA changes, by aligning them with suitable maintenance windows, while historical calibration data …

Rop Optimization With Vss And System Boundaries, Baker Hughes Company

Defensive Publications Series

The system employs an intuitive visualization which enables easy and repeatable interpretation of the complex relationship between drilling parameters, drilling performance, and vibration/stick slip (VSS). The visualization uses 2D stability maps which display these results in a simple to interpret color coding system and a mechanism for automated exploration for parameters sets (weight on bit (WOB) and rotary speed (RPM)) and automatically identifies the optimal operating point.

This allows for a balanced approach to drilling optimization where rate of penetration (ROP) and VSS mitigation are combined to optimize overall drilling performance which will reduce downtime and maintenance related costs while …

Thermal Drift Compensation And Margin In Autofocus Cameras For Streaming Devices

Defensive Publications Series

The present disclosure generally relates to autofocusing camera technology and, more particularly, focusing in response to thermal expansion

Enhanced Offline Emergency Sos Using Distributed Channeling, Sudeep Chauhan, Sumukh Ashok Shevde

Defensive Publications Series

This document describes techniques that enhance the reliability of mobile device safety services by leveraging existing peer-to-peer connectivity protocols, such as BLUETOOTH Low Energy (BLE)-based proximity pairing. When a mobile device (e.g., a smartphone, smart watch, etc.) detects a safety trigger (e.g. SOS, hard fall, etc.) and is unable to connect to the Internet, the device uses peer-to-peer connectivity protocols, such as proximity pairing (e.g., Fast Pair), which work across different device manufacturers, to broadcast a “distress signal” to other devices in the vicinity. The signal may include only a few bits corresponding to specific status indicators and, depending on …

Adaptive Load Balancing For Optimized Resource Utilization In Concurrent Data Processing, Cohesity Inc.

Defensive Publications Series

Current methods of data classification are time-intensive due to the heavy reliance on external third-party scanners. By implementing a thin agent that intelligently optimizes CPU and memory utilization, distributes workload efficiently, and tunes high-concurrency threads based on task characteristics (e.g., data classification intelligent packet distribution), with built-in fault tolerance and incremental scanning, we achieved a dramatic 100x performance improvement.

Providing Residence Time Over Srv6 Transport For Precision Time Protocol, Anonymous

Defensive Publications Series

This disclosure outlines a streamlined method for precise timing synchronization using Precision Time Protocol (PTP) over Segment Routing IPv6 (SRv6) networks lacking native PTP support. Specifically designed for timing-sensitive 5G applications, the approach leverages SRv6 headers to efficiently manage timing information without extensive packet-level processing. Provider Edge (PE) devices identify and flag PTP packets, intermediate nodes calculate and embed packet residence times into the Segment Routing Header (SRH), and egress nodes update this information into the PTP payload. This method significantly reduces complexity and enhances scalability in SRv6-enabled transport networks.

Method And System For Performing Electronic Battery Assembly Sensing, Baker Hughes Company

Defensive Publications Series

The present disclosure is directed at methods, systems, and techniques for performing electronic battery assembly sensing.

Computing Device Network Configuration For Power-Saving, Jean-Philippe Cormier

Defensive Publications Series

This document describes techniques that enable a mobile computing device (e.g., a smartphone, smart watch, wearable device, augmented reality glasses, etc.) connected to a network to adjust or disable features (e.g., data for certain applications, power-hungry radios, wake-up cycles from sleep, etc.) based on battery status. The device presents the features to the cellular network (e.g., 5G, LTE, 3G, etc.) using feature group indicators (FGIs). In some cases, such as when the device is not charging, the device will not share certain measurements to the cellular network such as SON/ANR (extra network measurements to improve network quality) and will instead …

Rt Bending Moment Extrapolation, Baker Hughes Company

Defensive Publications Series

The invention is a method of combining simulation and real-time data processing to lower wear and fatigue on drilling tools by actively adjusting steering parameters in real-time. The idea is to use finite-element drill string simulation for calculating the bending moment distribution at every position of the bottom hole assembly (BHA) with the actual load conditions. Additionally, using a drill-ahead simulation, the most probable following path can be calculated. Using the current steer forces, the current survey data and the calculated most probable survey data, the finite-element drill string simulation can be used to simulate what bending moment will result …

Synthetic Data Generation For Training An Audio-Video Translation Model, Daniel V. Klein, Paul Mccartney

Defensive Publications Series

Synthetic data is generated to train an audio-video translation model that aims to achieve synchronized audiovisual outputs. Existing translation systems struggle to maintain natural synchronization between translated speech and corresponding visual elements, resulting in awkward timing and reduced content quality. To address this, audio, video, and onscreen text inputs are processed by dedicated models responsible for translation and adaptation tasks. These inputs are translated and adjusted to maintain consistency in timing, tone, and visual synchronization. Manual corrections are applied through human-in-the-loop (HITL) checkpoints, ensuring quality control and addressing nuanced issues that automated processes might miss. The architecture incorporates feedback loops, …

Stability Enhancement Of Doxepin Hydrochloride Capsules, Usp 10 Mg, 25 Mg, 50 Mg, 75 Mg And 100 Mg, Anonymous

Defensive Publications Series

Doxepin is used to treat anxiety or depression. It is also used to treat insomnia (trouble with sleeping). On 8/4/2023, FDA issued a final guidance on Recommended Acceptable Intake Limits for Nitrosamine Drug Substance-Related Impurities (NDSRIs) (August 2023) (RAIL Guidance) which provided recommendations for NDSRI AI limits based on predicted carcinogenic potency categorization. On 9/4/2024, FDA issued a final guidance on Control of Nitrosamine Impurities in Human Drugs (September 2024, Rev.2) (Nitrosamine Guidance). The Nitrosamine Guidance describes two classes of nitrosamines – small-molecule nitrosamines and NDSRIs; and also provides recommendations to industry on mitigation strategies to control nitrosamines and on …

Intelligent Generation Of Shortcuts And Interactive Components, Tim Wantland, Aiko Nakano, Abraham Wallin

Defensive Publications Series

A computing device may dynamically generate a graphical user interface that includes content (e.g., actions, shortcuts, widgets, etc.) related to the current context (e.g., historical user patterns, location, date and time, etc.). The computing device (e.g., a wearable device such as a watch, ring, glasses, etc., a mobile device such as a smart phone, laptop, etc. or other type of computing device) may use the current context to predict what a user of the computing device may want to do (e.g., predicted actions) so that, rather than requiring a user to navigate through several levels of a user interface, the …

“Ultra-Dark” Oled Panel Combining Polarization And Masking Layers, Mark Mienko, Ion Bita

Defensive Publications Series

This publication describes systems and techniques for improving the appearance of organic light-emitting diode (OLED) displays in a darkened state (e.g., display off conditions) to reduce color variances. Variations in polarizing materials used in a circular polarizer layer toward the face of a display panel may result in perceived color variance between different models of the same device as a result of ambient light being reflected through the circular polarizer when the display panel is in a darkened state. In aspects, components or layers within the display panel are replaced with less reflective materials and/or are covered with light-absorbing material. …

Personalized Semantics In Queries, Tim Whalin, Nick Krasney, Gaurav Gupta

Defensive Publications Series

The technology described in this paper relates to providing personalized query results to users based on inferred semantics associated with the query and the user submitting the query. The query may be a search query, a navigation query, an agentic query, or the like. The semantics include, for example, personally meaningful concepts associated with the user submitting the query. The inferred semantics are determined using an artificial intelligence (“AI”) model. The queries can be input in a natural language form. The queries may include user-specific context, such as references to user-specific data related to historical queries, calendar entries, contact information, …

Improving Mobile Device Content Upload Quality By Offloading Content Encoding To Other Devices, Arif Dikici

Defensive Publications Series

Many mobile devices have codec implementations of relatively low quality due to limited die area, cost considerations, and (compared to laptops or other computers) less powerful central processing units (CPUs) that can struggle to execute software codecs. This disclosure describes techniques to improve the upload quality of a mobile device by leveraging (with user permission) more powerful devices on the same wireless network as the mobile device. Specifically, when a mobile device is on the same wireless network as a more powerful device, the hardware or software codecs available on the more powerful device are used to encode content from …

Expanding Data Classification For Regulatory Compliance Using Natural Language Processing, Assaf Namer

Defensive Publications Series

The terms of use (ToS) and end-user license agreements (EULA) can vary across software as a service (SaaS) providers used by an enterprise, posing challenges in maintaining consistent data privacy, security, and residency standards. This disclosure describes techniques that leverage natural language processing (NLP) to continually evaluate and classify the ToS/EULA of SaaS providers to classify data that is owned by the enterprise and handled by a SaaS provider. NLP-based techniques are used to automatically evaluate processing, usage, residency, handling, etc. of data by SaaS providers to ensure compliance. The described data governance/ protection techniques recognize that artificial intelligence (AI) …

Large Reasoning Models For Route Planning In A Digital Map, Victor Carbune, Sandro Feuz

Defensive Publications Series

This disclosure describes route-planning techniques that leverage large reasoning models to predict route traversal costs based on user-generated content (UGC) and data available in digital map applications. Large reinforcement models, which can advantageously be trained using reinforcement learning (RL), can use sparse and hard-to-interpret signals arising from UGC to extend and to customize routing algorithms for best-path or travel-time queries. Per the techniques, large reasoning models steer the routing algorithm to more effectively estimate the optimal route by introducing user-generated data (e.g., reviews, comments, photos, etc.) into the reasoning chains of a large reasoning model; by causing the large reasoning …

A Method And A Product Design System For User Focus Traps, Emmanuel Addo Narh, Thirumalla Srinivas, Alicia Mae Frausto

Defensive Publications Series

The present disclosure provides a method and a product design system for user focus traps. The processor of product design system uses react functionality hook useFocusTrap in the product design system Nova React library, providing comprehensive insights into the code references and pseudo code used for the implementation of these hooks. The product design system is an all-encompassing toolkit designed to revolutionize the product design and development process. The product design system provides a centralized library of assets and guidelines to ensure consistency and efficiency.

Porous Substrate For Multi-Plate Optical Waveguide

Defensive Publications Series

An apparatus and associated methods are described. In some implementations, an apparatus may include a first layer and a second layer that may be substantially parallel to and opposite the first layer. A third layer may be positioned between the first and second layers, wherein the third layer may be bonded to both the first and second layers. The third layer may comprise a porous material, which may contribute to the optical properties and mechanical stability of the apparatus. This configuration may be particularly useful in applications such as augmented reality headsets, where the apparatus may be part of a …

Machine Learning Assisted Optical Module Assembly

Defensive Publications Series

The subject disclosure relates to providing an OM assembly through the assistance of ML to rapidly align the optics (e.g., a lens module) to the image source (display). This is done by using simulated optics parameters including optics tilt, decenter, surface center, and so on from the optical design and/or from real manufactured part data to train the ML model on the best optimal alignment optics (e.g., lens module) with input image(s) to drastically reduce the associated CT of the process.

Thermoelectric Cooling Of High Temperature Memory Flash Devices In Multi-Chip Modules, Baker Hughes Company

Defensive Publications Series

The amount of data being recorded by downhole drilling and measurement services is constantly increasing, because customers request more often images, comprehensive sensor data as well as determined raw values. Therefore, it is essential ensure huge data storage capabilities while operating within this high temperature (>150°C) and high vibration environment. Smaller silicon process structures of DIEs are necessary to fulfill the storage capability as well as the corresponding high-speed requirements. This leads to challenges, especially for high temperature applications with memory NAND flash technology that active cooling becomes imperative – here realized by using thermoelectric cooling.

Hatch Cover Without Threads In Downhole String Body, Baker Hughes Company

Defensive Publications Series

Known in the art are covers or shields for components in downhole tools that require no or very few screws. The components are located in recesses in a body of the downhole tool that can be covered with sliding lids. The sliding lids and the housed component are held within the recess by a retaining system with minimal fasteners. This has several advantages, namely the system becomes less complex due to the reduced number of fasteners, few or no threaded holes are needed in the downhole string body (e.g. a drill string body), and the acoustic signature, in case of …

Minimum-Shift-Keying (Msk) Modulation For Mud Pulse Telemetry (Mpt), Baker Hughes Company

Defensive Publications Series

We introduced a modulation scheme known as Minimum-Shift-Keying (MSK) that is less prone to transmission errors, has the potential to provide higher data rates, has a comparable power consumption for signal transmission and supports increased flexibility for interference mitigation.

Intelligent Connector Cap For Self-Testing Of Equipment, Baker Hughes Company

Defensive Publications Series

Many connectors of special equipment have a complex standard interfaces on its pins (USB, CAN, ETH, etc). For verification of functionality interfaces is necessary a communication partner (an additional test box or target device/tool), what is expensive and not overall available.

Device Information As Context Input For Custom Response Generation By A Virtual Assistant Or Chatbot, Karen Kaushansky, Tony Sheeder, Junius Gunaratne, Jon Bloom, Ilya Pyatigorskiy, Kinda Akash, Ryan Pham

Defensive Publications Series

Chatbots and virtual assistants powered by a multimodal large language model (LLM) can respond to a wide range of queries and can process input in text, audio, video, or other formats. However, when deployed on a user device such as a smartphone, it is difficult to determine what data to capture and analyze, and the modality in which to provide the response. This disclosure describes the use of contextual signals such as device capability, device settings and state, connections with other devices, etc., obtained and used with user permission, to detect the input to be analyzed by the LLM and …