Acquired Portfolios

This lot is generally related to an enhanced mobile broadband (eMBB) and an ultra-reliable low-latency communication (URLLC) system for an energy-efficient resource allocation. Disclosed is a macro base station which uses a mobile edge computing (MEC) server for energy efficient resource allocation consisting of an offload determiner for determining an offload bit based on task information of multiple user terminals and a resource block allocator for allocating a communication resource block to user terminal devices based on the offload bit. Also disclosed is a resource block puncture configured to puncture the allocated communication resource block when URLLLC traffic overlaps the allocated communication resource block. Further disclosed is a computation resource allocator for calculating a calculation resource block to process an offload bit. The technology may be implemented in enhanced cellular networks, 5G networks, 6G networks, etc.

This lot is generally related to a multi-user multi-input multi-output (MU-MIMO) transmission system that enables user selection for downlink by estimating downlink channel states from an uplink orthogonal frequency division multiple access (OFDMA) frame to accurately estimate channel, provide efficient user selection for better downlink performance, and reduce overhead in multi-user wireless communication systems. Disclosed is an efficient MU-MIMO transmission system that allows an access point (AP) to receive an uplink OFDMA frame from multiple stations. The system estimates downlink channel states using a specially configured channel estimation slot with wider bandwidth. Also disclosed is that the system selects optimal stations for downlink MU-MIMO transmission based on the estimations. The technology may be implemented in Wi-Fi 6/6E, public wireless networks, smart homes, IoT systems, etc.

This lot is generally related to a phase shifter that can be easily manufactured by forming air holes in the substrate of a Substrate Integrated Waveguide (SIW), which can be integrated with planar circuits to provide miniaturized and efficient RF or microwave systems. Disclosed is a phase shifter that uses an SIW structure consisting of a substrate and an integrated waveguide. The waveguide includes input and output ports, two parallel columns of via walls, and multiple non-metallic air holes. It is also disclosed that the air holes are designed to alter the phase of a signal traveling between the ports. Furthermore, the degree of phase shift is controlled by adjusting the diameter, spacing, and number of air holes, allowing for precise and customizable phase modulation without relying on metallic components within the air holes. The technology may be implemented in phased array antennas, radar systems, satellite communications, 5G wireless systems, other high-frequency applications, etc.

This lot is generally related to a scripting technique to update video game objects. Disclosed is a technique to dynamically update a gaming object based on scripting commands and control the behavior of self-animating objects such as a camera position. Disclosed is a simulation scripting system for receiving a user input through its text editor for controlling an object in a simulation and generates a signal which indicates that the command is updated in a particular line of text. The system identifies the object and applies the changed command at an increment of time and displays the changed object in a graphical display. The technology may be implemented in interactive games, 3D animation systems, video games, etc.

This lot is generally related to a vertical Schottky barrier diode (SBD) that utilizes a two-dimensional (2D) layered semiconductor, enabling compact integration and shorter carrier transit paths for faster switching speeds. This makes it useful in high-frequency applications such as RF communication and fast logic circuits. Disclosed is a vertical Schottky barrier diode that uses a 2D- layered semiconductor made of transition metal dichalcogenides (TMDs), which is stacked between a metallic ohmic contact layer and a Schottky contact layer. Also disclosed is a non-conductive member placed at the edges to enhance junction stability. The TMD layer has a thickness of 10 nm or more, and the Schottky contact is limited to areas directly above the ohmic contact to improve precision and efficiency. The technology may be implemented in flexible wearable electronic devices, high-frequency RF circuits, low-power IoT devices, etc.

This lot is generally related to a negative transconductance device with multiple threshold voltages that uses a heterojunction structure to support multi-state logic in low-power electronics, enable compact and energy-efficient analog or mixed-signal circuits, and provide greater flexibility in designing neuromorphic or adaptive circuits. The disclosed negative transconductance device consists of one transistor with a P-type channel, one transistor with an N-type channel, and the third transistor with an ambipolar channel. Also disclosed is that the P-type transistor’s drain is connected to the ambipolar transistor’s source, and the ambipolar transistor’s drain is connected to the N-type transistor’s source. Further disclosed is that all three gate electrodes share the same input voltage, enabling a coordinated current response with unique electronic behavior. The technology may be implemented in oscillators, amplifiers, adaptive computing hardware, next-generation semiconductor devices, etc.

This lot is generally related to a technique for the fabrication of semiconductors using two-dimensional (2D) large-area growth of chalcogen compounds for the manufacturing of next-generation electronics. Techniques are disclosed to deposit a thin film of a transition metal such as molybdenum (Mo) or tungsten (W) onto a substrate. A vapor-phase chalcogen source, such as a vaporized chalcogen element such as sulfur or selenium, or a chalcogen precursor, is then introduced and allowed to diffuse uniformly through the metal film to ensure even distribution of the chalcogen within the film. The post-heating film triggers a solid-state reaction that forms a uniform, crystalline chalcogen compound layer with high precision and quality. The technology may be implemented in transistors, integrated circuits, sensors, photodetectors, memory storage systems, etc.

This lot is generally related to a spin-orbit torque-based switching device consisting of a spin torque generating layer composed of a tungsten (W) thin film and a tungsten-vanadium (W-V) alloy thin film stacked between the tungsten film and a magnetization-free layer. The layered structure enables efficient spin-orbit torque generation and allows for the manipulation of the magnetization state of the free layer for switching operations to provide enhanced spin current generation and torque efficiency due to the W-V alloy and improved thermal and structural stability for device integration. The technology may be implemented in spintronic memory devices, SOT-MRAMs, high-speed non-volatile memory, neuromorphic computing systems, etc.

This lot is generally related to a technique to manufacture integrated optical devices and optical interconnection devices on a bulk-silicon (Si) substrate by using germanium (Ge) or silicon-germanium (SiGe) materials having a higher refractive index and enabling the formation of efficient waveguides, modulators, photodetectors directly on the Si platform. Disclosed is the manufacturing of an optical interconnection device consisting of a first element layer on a substrate, a second element layer above it that receives optical signals, and a mode converter positioned between them. The mode converter adjusts the optical signal so that the effective refractive indices and mode profiles of the two layers match and allows efficient light transfer. The components are arranged in separate layers with the mode converter partially overlapping the first and the second element layers to ensure smooth signal transition. The technology may be implemented in high-speed data communication systems, photonic integrated circuits (PICs), modulators, detectors, sensitive quantum photonic devices, optical transceivers, etc.

This lot is generally related to semantic searching to provide relevant content and techniques to identify the main topics in digital media that are important to viewers and display targeted advertisements based on the content. Disclosed is a technique to perform a semantic search based on user input and create a linearized tuple-based version of a conceptual graph. The system compares multiple conceptual graphs to determine matches and creates an associated database using a hierarchy of conceptual graphs in tuple format to optimize stored searches. Also disclosed are techniques to integrate the database with multiple online sources to generate new semantic connections between the data to provide a real-time response to input data. The technology may be implemented in semantic searching, web browsers, context-based searching, content management systems, targeted advertisements, etc.

This lot is generally related to a technique to prepare a heterojunction material by layering two different transition metals on a substrate to enable precise control over material composition and enhance electronic and optoelectronic performance. Disclosed is a technique to prepare a heterojunction material by first depositing a layer of a transition metal on a substrate, followed by a second layer that is a different transition metal from the first layer. The system applies a plasma process with a chalcogen source, such as sulfur, selenium, or tellurium, and converts the two metals into their respective transition metal chalcogenides to produce a stacked heterojunction with distinct material properties. The technology may be implemented in next-generation transistors, 2D semiconductor devices, photodetectors, optoelectronic components, wearable electronics, biosensors, etc.

This lot is generally related to a hybrid technique that allows dynamic partitioning of memory bandwidth based on application behavior on commodity servers without offline profiling to provide real-time efficient bandwidth use and improve application performance. Disclosed is a technique for partitioning memory bandwidth in a multi-core system by analyzing and profiling application-specific state combinations. The system identifies optimal configurations by defining core allocation and bandwidth settings. Also disclosed are techniques to select a final state by exploring the system’s state space and applying bandwidth partitioning accordingly to improve memory bandwidth utilization, reduce interference among applications, and enhance performance predictability. The technology may be implemented in cloud computing systems, real-time embedded systems, high-performance computing systems, multi-tenant server environments, etc.

This lot is generally related to a technique to provide location-based services to mobile devices by determining a user device’s location, querying a database to find relevant apps for the location, and delivering a tailored user experience. Disclosed is a technique to provide location-based services to a mobile device by learning user preferences from interactions at a first location and applying the user preferences at a second location. The system identifies and queries a database of location-based application services using the second location and the learned preferences to find relevant services. Also disclosed are techniques to modify the interface to deliver a personalized service at the second location. The technology may be implemented in smart tourism guides, location-aware retail shopping apps, mobile apps, etc.

This lot is generally related to a technique for sharing customer assets across multiple geographically distinct regional services using a central database to provide global access with a single login, ensure consistency of customer data across regions, and enhance user convenience. Disclosed is a technique that allows a customer to log in to a regional service; the system verifies the universal credentials and retrieves shared customer assets from the central database. Also disclosed is that the assets are accessible across all regional service systems to provide a consistent user experience and seamless access regardless of region. A patent in the portfolio discloses a technique to generate personalized program guides for users by combining dynamic user information with content from multiple recommenders. Further disclosed are techniques to provide a location-based audio service by receiving an inactive segment of the audio stream from the user device. The technology may be implemented in eCommerce platforms, international cloud storage systems, media services, streaming platforms, multi-user content sharing systems, location-aware entertainment systems, etc.

This lot is generally related to wireless communication. Techniques are disclosed to control a backbone network for a sensor network to efficiently manage sensor nodes and provide an accurate, flexible sensor network service. Disclosed is a technique to control a backbone network consisting of a context-interpreting unit for interpreting the service request of a sensor node and generating session routing information. Also disclosed is a sensor node registration unit for storing the sensor node information and routing information. The system has a gateway for transmitting the service request using the routing information and receiving a response message. The technology may be implemented in wireless communication networks, wireless sensor networks, etc.

This lot is generally relates to an event management system that helps users plan an event based on the type of event. It allows users to create an invitation list, select a budget, choose entertainment, select a venue, create online invitations, and choose a caterer, among other options. A set of patents in the portfolio discloses an event wizard server that communicates event planning data with a user device in conjunction with the user’s event planning activities. The system receives desired event type data, event size, and location data from the user device and displays various options for selection. It displays an event budget menu with per-person cost options based on the event type, size, and location, and receives the user’s selected budget data. The event server generates an event budget based on the user selection and displays an event options menu consisting of choices for venue, caterer, invitations, entertainment, and transportation, and sends it to the user device. The user device transmits event decision data based on this menu and generates an event invitee menu that includes contact data of the user, retrieved by the event wizard server from an external location. The system also updates the event budget data based on invitee acceptance data, generates an estimated attendance percentage, and displays the updated event budget accordingly. A few patents in the portfolio also disclose a technique to extract deletion candidate data from application data stored in memory on the user device by identifying and isolating photographs that are no longer needed based on certain criteria. This technology may be implemented in event management systems, online party planning systems, event scheduling systems, real-time smart event planning systems, photo management applications, intelligent photograph recognition systems, etc.

This lot is generally related to a technique for measuring information-security-controlling status by collecting compliance data across domains to help assess and monitor the organization’s security posture effectively, help identify weak areas and prioritize corrective actions, enable data-driven security assessment across organizational domains, and facilitate improvement of information security status. Disclosed is a technique for measuring the information-security-controlling status of a parent organization by collecting actual inspection data across its domains. The system computes security scores for each domain based on control item significance, compliance levels, and manager-defined weightings. Also disclosed are techniques to calculate a final score for the organization using weighted averages of compliance across significance grades to enable comprehensive evaluation and reporting of overall security. The technology may be implemented in enterprise information security management systems, multinational organization risk evaluation systems, third-party security assessment systems, etc.

This lot is generally related to database management systems for optimizing various aspects of query execution, database design, and resource management and enhancing the performance of SQL queries against a relational database. Techniques are disclosed to parse the SQL query made against the database to obtain each operator and associated operands, determine the sequence of execution of the operator, and determine the presence of all needed closure-friendly operators. Also disclosed are techniques to dynamically generate all non-available closure-friendly operators that are not available and group the available closure-friendly operators and dynamically generated closure-friendly operators into a pattern. The system queries and classifies relational databases, having each pattern and a database schema, and executes the query based on the sequence of the execution of the operator. The technology may be implemented in RDBMS, database management systems, etc.

This lot is generally related to an image processing system that uses pre-synchronized (pre-stored or pre-transmitted) image data as a reference to compress new image data, thereby reducing storage requirements, enabling faster compression, and improving image quality retention. The image processing system enhances compression efficiency by selecting a reference image from pre-synchronized image data based on a comparison with the original image. Also disclosed are techniques to compress the original image data using the selected reference image while protecting the reference image to ensure it is available for encoding. The technology may be implemented in video streaming, image archiving systems, surveillance systems, multimedia storage systems, etc.

This lot is generally related to a technique to enhance image contrast by adjusting an illumination level of a light source based on thresholds to automatically improve image contrast in real time and reduce the need for manual brightness or contrast adjustment. Disclosed is a device for enhancing image contrast consisting of a microprocessor that adjusts the illumination level of a light source based on preset brightness thresholds. Also disclosed is if the image brightness is below a defined black threshold, the system reduces the light source’s illumination to deepen dark areas. Further disclosed is that if the brightness of the image exceeds a white threshold, the system increases illumination to brighten light areas to dynamically adjust the overall contrast and visual clarity of the image. The technology may be implemented in digital cameras, smartphones, medical imaging devices, surveillance systems, automotive driver-assistance systems (ADAS), etc.

This lot is generally related to a high efficiency video coding (HEVC) encoding technique that determines an intra-prediction mode to deliver high-quality video with reduced bitrate, enabling smoother streaming, lower storage requirements, and improved performance. Disclosed is an HEVC encoding device for determining the intra-prediction mode of an image, consisting of a candidate group updater for selecting multiple representative modes as a candidate group from among intra-prediction modes and updating the group using minimum modes selected from the group. The system includes an optimal mode selector for selecting one mode as the optimal mode from the set of minimum modes. It is also disclosed that in the penultimate update, the candidate group updater updates the group from the previous step by incorporating DC mode and planar mode. Further, disclosed is that the candidate group updater adds and subtracts variable mode values to or from each of the minimum modes and decreases the variable mode value by a predetermined ratio as the number of update repetitions increases. The technology may be implemented in video streaming platforms, real-time video conferencing systems, surveillance systems, high-efficiency video applications, etc.

This lot is generally related to a clinical decision support system which provides efficient data updating and allows access of inference engines. Disclosed is a clinical decision support system which infers input data having a natural language format based on an Ontology technique to recognize an input rule and store in a storage by associating the input rule from the data. Also disclosed are techniques to compare the input rule to the storage rule using a self-evolutionary rule-based algorithm and updating the data. The technology may be implemented in clinical decision-making systems, health information management systems, Ontology-based healthcare systems, etc.

This lot is generally related to a technique for firmware signatures to verify the authenticity and integrity of firmware to ensure it has not been tampered with or corrupted. Disclosed is a technique for receiving a signature-unaware firmware code that is not digitally signed at an industrial device and verifying that the code is received from a proxy module located remotely from the industrial device using a boot code. Also disclosed is that the proxy module has verified the validity of the signature-unaware firmware code based on a certificate generated for the signature unaware firmware code. Further disclosed is that the system installs the signature- unaware firmware code on the industrial device based on the verification. The technology may be implemented in IoT devices, software update systems, embedded systems, smart home devices, etc.

This lot is generally related to a firewall with an application packet classifier that combines traditional packet filtering with advanced application-level inspection to provide network security and traffic management. Disclosed is a system for establishing rules in a firewall at an application level and identifying actions to occur between two devices for an industrial network. The system has a network device executing the firewall to receive message packets from a sending device and to inspect the packets to determine which action the sending device is requesting to perform. Also disclosed is that if the action relates to a rule in the database, the network device manages communications between the two devices until all message packets have been transmitted. The technology may be implemented in secure access control systems, data centers, cloud security systems, etc.

This lot is generally related to a technique that allows users to attach absolute or relative expiration dates to data records, which are automatically deleted when expired, either with or without user confirmation, so that the data is kept until it is useful, reducing manual clutter and providing enhanced privacy by removing sensitive or time-limited information securely. Disclosed is a microprocessor-based device that manages self-expiring data through a user-created database having data and an associated expiration time. Users can manually set, modify, or remove the expiration time for each record. The system periodically checks groups of records with the same expiration time against the current time or a specified interval and deletes expired records. If no expiration time is provided, the system assigns a default expiration time that may include no expiration before saving the record to provide flexible, automated data lifecycle management based on user preferences or system defaults. The technology may be implemented in secure messaging apps, IoT devices, healthcare systems, calendar apps, etc.

This lot is generally related to a technique to provide a platform-independent interface for generating virtualized multi-service hardware systems in a cloud environment to ensure that security measures are effectively implemented across multiple instances, reducing vulnerabilities and minimizing risks using an infrastructure as a service (IaaS) multi-function compute device. Also disclosed are techniques to integrate enterprise monitoring and operation toolsets, audit capabilities, stateful management and compliance tools and services, and automation toolsets for the purpose of continuous integration and continuous delivery (CICD). The system creates an infrastructure as code (IaC) script to harden the IaC build file image during a build of an instance of the virtualized operating system. Further disclosed are techniques to launch the instance of the virtualized operating system using the IaC scripts and purpose-built IaC build file images. The technology may be implemented in virtualized cloud systems, virtualized hardware and infrastructure applications, virtualized operating systems, etc.

This lot is generally related to cloud services to detach and distribute loads to improve the speed and efficiency of cloud services. Disclosed is a cloud computing system that has a core cloud part connected to the cloud server to form a core cloud server for storing and managing the cloud service. Also disclosed is an edge cloud server to operate a portion or an entirety of a cloud service of the core cloud part at the edge cloud server. Further disclosed is an edge cloud awareness part to determine whether or not identification is possible for a cloud service request signal transmitted from a publisher client terminal from the client terminals, and an edge cloud processing part to determine whether or not to provide the cloud service corresponding to the request signal. The technology may be implemented in cloud services, distributed computer services, online services, server-client environments, etc.

This lot is generally related to a technique for providing realistic 3D sound based on where a listener is looking to enhance user engagement and navigation in AR/VR environments and deliver more natural and immersive experiences. Techniques are disclosed to offer an immersive and intuitive audio-visual experience by delivering binaural sound of a voice to a listener such that the sound appears to originate from a specific point in space, called the sound localization point (SLP), which is within the listener’s field of view. It is also disclosed that if the SLP moves out of view, the head-worn device detects the movement and provides a visual cue indicating the SLP’s off-screen position to help the listener stay oriented to the source of the sound. The technology may be implemented in augmented and virtual reality applications, gaming systems, head-mounted displays, wearable devices, location-based services, etc.

This lot is generally related to a technique for synchronizing spatial audio and visual experiences between two users wearing head-mounted wearable electronic devices (WEDs) to provide shared spatial awareness and synchronized experiences. It enhances communication and immersion and enables multi-user interaction with virtual content anchored in real or virtual space. The system includes a first WED that processes sound to appear at a specific external location using binaural sound techniques. A server transmits the coordinates of the first WED to a second WED, which then processes the same sound to localize it at the identical point in space for both users. Additionally, both WEDs display a matching AR or VR image at that shared location, creating a unified, immersive audiovisual experience. The technology may be implemented in collaborative AR/VR games, virtual social experience systems, mixed-reality events, etc.

This lot is generally related to the processing of three-dimensional (3D) or binaural sound, enabling low-latency, silent communication without transmitting full audio files. It reduces bandwidth and processing load while enhancing spatial awareness and immersion through realistic sound localization. Techniques are disclosed for playing binaural sound clips during mobile communication by intertwining the sound clips with head-related transfer functions (HRTFs). The disclosed system stores and processes a sound clip with HRTFs and associates a unique identifier with the sound clip. The system enables users to play the sound clips in binaural sound during electronic communication by exchanging unique identifiers that reference the sound clips stored on mobile devices. The technology may be implemented in AR/VR devices, gaming systems, mobile devices, wearable devices, headphones, mobile

This lot is generally related to a technique for training and managing a prediction model and operating based on the prediction model or the trained prediction model to reduce local device processing load and enable real-time model updates with fresh data. The technology may be implemented in industrial IoT systems, smart city infrastructure management systems, intelligent decision-making systems, etc.

This lot is generally related to an artificial neural network system that uses a modified activation function to adjust output based on input range to reduce the impact of hardware component errors, maintain accuracy when distortions occur due to non-ideal hardware, improve fault tolerance in analog or edge AI hardware, and maintain learning performance despite hardware variations. The technology may be implemented in speech recognition systems, financial data modeling systems, robotics, natural language processing (NLP) systems, etc.

This portfolio is generally related to synchronized delivery of promotional material such as advertisements, promotional messages, and special offers to computing devices at the same time or according to a scheduled plan to ensure consistent messaging and maximize the effectiveness of promotional campaigns by storing an association between the promotional material and the user profile information. Another set of patents in the portfolio discloses an advertisement sync gateway (ASG) protocol for tracking and delivery of promotional material to ASG-enabled user devices, such as smartphones or other devices. The technology may be implemented in content delivery networks, real-time content synchronization systems, behavioral and location-based advertisement delivery systems, marketing automation tools, etc.