Acquired Portfolios

This lot is generally related to wireless communication. Disclosed are improved networks for supporting large numbers of low user message rate devices having a network concentrator to authenticate user devices, a client registry to register user devices, and a low user message rate concentration point to send a broadcast control message to the devices. The technology may be implemented in wireless networks, base stations, network switches, routers, modems, etc.

This lot is generally related to a radio transceiver for down-converting radio frequency signals to provide gain control, a good noise and low power consumption. Disclosed is a signal down-converter consisting of a pair of passive double sideband mixers for receiving quadrature RF signals. The system mixes the quadrature RF signals with local oscillator driving signals to provide mixed differential signals. The system feeding the mixed differential signals are fed to a differential difference feedback amplifier having high frequency and provides a down-converted output signal. The technology may be implemented in mobile phones, set-top boxes, etc.

This lot is generally related to wireless transmitters. Disclosed is an improved OFDM transmitter which has low latency, multi-rate support, reduced turnaround time and uses less complex components. The transmitter uses a MAC interface to synchronize MAC-transmitted data to a system clock and a parallel scrambler to scramble synchronized data. The transmitter also uses a parallel convolutional encoder to convolutionally encode data received from the parallel scrambler. The technology may be implemented in OFDM transmitters, transceivers, wireless devices, portable devices, wireless network equipment, base stations, etc.

This lot is generally related to OFDM networks. Disclosed are techniques to perform least square (LS) equalization on an OFDM signal which makes full use of channel state information (CSI), improves performance and requires minimal and simple calculations. The technique receives a modulated signal, demodulates by using fast Fourier transform (FFT) and processes FFT demodulated signal. The technique further processes channel estimator output signal to produce a CSI signal and decodes the CSI aided LS equalized signal. The technology may be implemented in OFDM networks, ultra-wideband devices, wireless networks, mobile communication networks, cellular networks, network switches, modems, routers, base stations, etc.

This lot is generally related to bookmarks. Disclosed is a technique to better access, search, share and rate a database of intelligent bookmarks. The technique displays an Internet document, receives a user selection of content, retrieves document address, extracts identifier of selected content and receives user supplemented video information. This technique further associates and stores the addresses and the identifiers to access the document and document content. The technology may be implemented in web services, bookmark services, web browsers, bookmark databases, etc.

This lot is generally related to online content selling. Techniques are disclosed to provide an online platform to publish news, blogs or other content along with readers’ thoughts and generate revenue from readers in terms of subscription of paid comments. Disclosed is an online system to receive content such as a news story or blog entry, etc., from various content providers and allow readers to share comments by paying a fee to the providers. Also disclosed are techniques to provide various templates by using pre-selected color, font or an a la carte selection of various colors, borders, fonts, and the like so that the reader can choose their own attributes of distinctiveness for comments. Further disclosed are techniques to place readers’ comments section or a distinctive appearance and/or position on a web page and auction prominent comment locations on a webpage for a certain time period. The technology may be implemented in online news content providers’ websites, blog websites, websites for stories, social networks, political analysis systems, etc.

This lot is generally related to a wearable electrocardiogram (ECG) system. Disclosed is a wearable ECG device for frequently and constantly monitoring the heart condition of a user. The wearable ECG device has multiple electrodes, a multiplexer with an input terminal, two output terminals and a control terminal. Also disclosed is a detection module connected with one output end of the multiplexer, and a digital detection module is connected with the other end of the multiplexer. The processor is connected with the multiplexer and the digital detection module. The system has a motion-sensing module connected with the processor for sensing the acceleration of the wearable ECG system and outputs an electrical signal based on the acceleration. The wearable ECG has a digital signal processing circuit consisting of three filters. The second and third filters are connected with the first filter and a waveform buffer is connected with the first, second and third filters. The technology may be implemented in wearable ECG systems, wearable heart monitors, etc.

This lot is generally related to video games. Techniques are disclosed to utilize physical location information in video games to provide better gaming experience to players. Techniques are disclosed to receive position of a game player and obtain images of the location. Also disclosed are techniques to map the images into a virtual game environment by displaying images along with virtual objects. Further disclosed are techniques to store location data of players when the game is not played for later analysis. The technology may be implemented in video games, virtual games, location-based services, VR applications, etc.

This lot is generally related to video processing. Techniques are disclosed to model a background of a video which accounts for dynamic background change according to a pattern. The technique generates a combined color covariance matrix of a video image and input image, estimates a probability density, and updates a background model. Few techniques generate a feature point space, develop an uncertainty model and perform a variable bandwidth mean shift on the feature space points. The technology may be implemented in video processing services, surveillance applications, object detection and monitoring, computer vision applications, video segmentation, etc.

This lot is generally related to image processing. Techniques are disclosed for modelling of dynamic scenes and detecting changes to efficiently identify foreground and background in moving pictures and videos. The technique inputs a current image and previously stored images, represents the current image in a subspace, learns a dynamical model, and adapts the subspace based on the scene changes. The techniques further adapt dynamical model parameters in accordance with the scene changes, determine difference between prediction and current image and outputs an indication of a new object. Few techniques compute optical flow for an image, perform an invariant transformation and estimate probability for a current input to belong to the background. The technology may be implemented in video modeling services, video processing applications, object detection, object tracking, object classification, event analysis, industrial automation, security and surveillance, real time video analysis, etc.

This lot is generally related to video processing. Techniques are disclosed for automatic scale selection for feature space analysis and partitioning for applications such as video segmentation. The technique receives a video, determines a color bandwidth and a local spatial bandwidth for each pixel and clusters the video using a variable bandwidth mean shift by applying the bandwidths. Few techniques also determine data modes using the process. Few more techniques select multiple analysis scales, partition the data into modes, determine most stable mean/covariance pair and select the covariance as a variable bandwidth. The technology may be implemented in video background modelling, object or human tracking, video segmentation, real time image and video processing, computer vision, animation, etc.

This lot is generally related to image processing. Disclosed is a technique to provide tunable kernels for improved mean shift tracking of objects in consecutive image frames for improving tracking performance. The technique encodes image data of consecutive frames using multiple kernels, determines a spatial configuration expression and optimizes bandwidth of kernels. The technology may be implemented in video processing applications, image processing applications, machine vision applications, animations, tracking humans or objects in a video, etc.

This lot is generally related to automobile safety. Disclosed is a technique for real time obstacle detection from a moving vehicle to avoid accidents and enable autonomous driving. The technique calibrates a camera, receives multiple images and camera ego motion information, selects multiple real- world points and applies motion estimation on the real-world points and images. The technique further determines a true motion flow of the real-world points and when any real-world point is an obstacle. The technology may be implemented in automobile safety devices, autonomous driving, vehicle safety equipment, image processing software, vehicle cameras, etc.

This lot is generally related to a voice-enabled user authentication system. Disclosed is a voice user interface to authenticate a user and allows access to various data services on a mobile device. The system uses a device speaker to receive a first voice through the voice user interface, calculating a confidence score by comparing the first voice with a voice model associated with the authorized user. The system identifies the specific request from the user and allows access if the confidence score exceeds the minimum confidence score. The technology may be implemented in user authentication systems, voice recognition software, in-car systems, fighter aircrafts, etc.

This lot is generally related to semiconductor devices. Disclosed are techniques for manufacturing castellated gate MOSFET devices which are vertically oriented and used for high performance analog and mixed-signal applications. Disclosed is a castellated-gate MOSFET tetrode device consisting of a semiconductor substrate region having an upper and lower portion with a top surface and a bottom surface. The substrate has a source and a drain region with primary and secondary channel-forming regions that are disposed to form an integrated cascode structure. Also disclosed are multiple thin semiconductor channel elements formed by etching spaced gate slots having a first predetermined depth into the substrate. Further disclosed are second gate structures provided by interposing castellated second gate elements between secondary channel elements and a second gate member interconnects at the upper vertical ends to cover the secondary channel elements which are separated by second dielectric layers from the second gate structure to form an integrated cascode device structure to provide high speed integrated vertical I/O device. Few patents disclose fabrication of castellated-gate MOSFET device for analog and mixed-signal applications having reduced sensitivity to substrate noise and crosstalk generated by the digital logic functions. The technology may be implemented in memory chips, microprocessors, power MOSFET, digital circuits, etc.

This lot is generally related to semiconductor devices. Disclosed is an IC-based module having Setup, Capture, Process and Scan (SCPS) module which is flexible, configurable and expandable up to a granular addressability. The SCPS module uses an interpreter sub module and a register bank with multiple registers to respond to an I3C supplemented with the SCPS sequences on reception of an instruction preceded by any I3C addresses. Also disclosed are techniques to respond to I2C addresses by SCPS module. The technology may be implemented in ICs, semiconductor devices, programmable logic devices, field programmable gate arrays, semiconductor substrates, etc.

This lot is generally related to computer networks. Techniques are disclosed for efficient multi-protocol translation in storage area networks (SANs). The technique associates two ports with two network protocols, assigns virtual addresses to the ports, and establishes mapping tables. The technique further provides virtual addresses to the network device, identifies the connected destination port, and sends data through that port. The technology may be implemented in computer networks, storage area networks, servers, network devices, network switches, modems, routers, gateways, etc.

This lot is generally related to memory management in multiple devices in a distributed network environment. Disclosed is a technique to perform memory management in a network device consisting of a processor to determine memory space requirements for execution of an application and create a memory pool based on the memory requirements. The system aggregates physical memories of multiple devices and executes the application in the memory pool using semaphores and a mutex application programming interface (API). The technology may be implemented in network management, cloud computing systems, memory management systems, etc.

This lot is generally related to control access of a network resource. Techniques are disclosed to control usage of network resources in a common access point. Disclosed is a technique to control access of a common shared access point based on a controllable amount of connection performance such as bandwidth, latency or packet loss. The system controls the bandwidth, latency or packet loss for each user who is spending more time on the access point by providing less bandwidth or connection performance. The system automatically provides high bandwidth to new users and discourages users from spending long periods of time occupying the physical space, such as cafes. Further disclosed are techniques to measure performance parameters to encourage certain types of activity such as video streaming, voice over IP, etc. The system also allows users to enjoy high bandwidth who are purchasing stuff from the cafe or involved in other activity such as viewing an advertisement, completing a survey or participating in some other activity. The technology may be implemented in cafes at the airports, access points at restaurants, mobile applications, etc.

This lot is generally related to network management. Disclosed is a technique to automate network traffic management using visual analytics to reduce cost and time. The technique pre-processes network log data, analyzes network nodes and traffic flow using visualization technology and presents analyzed data to a network operator. The technology may be implemented in network switches, network management software/devices, communication networks, etc.

This lot is generally related to pairing of a portable device to share wireless connectivity and a secondary gesture input mechanism for touchscreen devices. Techniques are disclosed to connect various portable devices, such as cellular telephones, fitness tracking devices, smart watches, emergency response devices, to share a common network connectivity and provide a secondary touch-enabled gesture input located near edges of a touchscreen. Disclosed is a gesture input mechanism which is located near an edge of a touchscreen and allows a user to interact with a touchscreen device with minimal or no blocking of the display portion of the device. The input device may be useful on smaller touchscreen devices, such as wrist watches or other devices, where a user’s finger may block much of the viewable surface. Also disclosed are techniques to pair a set of portable devices to share common connectivity by evaluating connectivity strength, battery power, and other factors for routing connections between devices to external networks. Further disclosed is that an incoming phone call may be answered by any of the connected devices, even though the connection may have been originally received by a different device. The technology may be implemented in mobile phones, fitness tracking devices, smart watches, emergency response devices, etc.

This lot is generally related to distribution of media content. Disclosed is a technique to record and distribute notable live events to users across a network. The system receives multiple time stamped media data such as audio, video of live events from various user devices into a server. The server read captured media and triggered data having time stamps indicating real time trigger event to generate media segments corresponding to a trigger datum from the media capture devices. The server has a display unit for displaying multiple media segments consisting of time datum corresponding to the media segment from each of the multiple cross-registered devices without disclosing a reference of received trigger from a particular cross-registered device. Also disclosed are techniques of cross-registration of devices by enrolling devices in a group created on a communication network. Further disclosed are techniques to transfer the stored media data from a temporary memory to a permanent storage as a media segment when the trigger datum is received. The technology may be implemented in media streaming services, mobile phones, media distribution systems, social networks, etc.

This lot is generally related to multimedia. Techniques are disclosed to render multimedia content on user devices without losing media continuity and which can blend content from multiple sources. The technique receives multimedia content from a server and transforms the media chunks based on a user preference by modifying the sequence of chunks and adjusting content time duration. The techniques further render the transformed content on the user devices. The technology may be implemented in multimedia services, streaming media, media broadcasts, online media, digital TV, satellite TV, VoD, multimedia networks, etc.

This lot is generally related to multimedia services. Disclosed is a technique to ensure commercial breaks are provided to the media viewer even when the viewer fast forwards media content and improve revenues for media providers from advertisers. The technique provides media stream with multiple sets of which are consecutive and contain identical content frames related to commercial breaks. These frames occur prior to fast forwarding of stream so that the viewer has to watch commercial breaks. The technology may be implemented in multimedia networks, streaming services, VoD, online media, satellite TVs, Internet media, etc.

This lot is generally related to smart assistants. Disclosed is an automated assistant for a user by receiving a user request for assistance to determine semantics and a domain of the user request, determine a task and a parameter related to the user request by parsing the user request having meaning or interpretation, location and personal information of the user such as telephone, user activity, access an application program interface (API) to retrieve matched data for the domain, and generate personalized recommendations for activities, products, services. Also disclosed are techniques to send a possible response to the user by interacting with the semantic web services and extracting options or suggestions from the semantic web services. The technology may be implemented in virtual assistants, smart speakers, smart phones, mobile apps, etc.

This lot is generally related to a metadata management tool. Disclosed are techniques to collect, analyze and manage massive amounts of data from multiple metadata repositories in an enterprise environment. Techniques are disclosed to obtain metadata from various information sources in real time and receive a user request related to source metadata objects residing in multiple source metadata repositories. The system responds to the user request in real time by identifying a data management application, which corresponds to the source metadata object and retrieves the source metadata objects using an application program interface (API). Also disclosed are various user interfaces, which assist users in creating customized, extended metadata such as tables, reports, etc. The technology may be implemented in data management systems, data repositories, CRM applications, database management systems, modeling tools, etc.

This lot is generally related to human machine interactions. Techniques are disclosed to provide interactions between a user and an embodied conversational agent (ECA), with true emotional feedback and dynamic dialogue. The technique receives conversation data, computes a user behavior score based on behavioral parameters of the conversation data, and determines user’s emotional state. The technique further identifies ECA’s response state corresponding to user’s emotional state and transitions ECA behavior. The technology may be implemented in human machine interactions, chat bots, automated customer service applications, etc.

This lot is generally related to a long range (LoRa) network. Disclosed is a technique for reliable communication in a LoRa communication and minimize packet loss in a communication system. Also disclosed is a network coding system consisting of a network server connected with an end node for receiving a packet and a stationary gateway installed between the network server and the end node for delivery of packets transmitted by the end node. Further disclosed is a temporary gateway which is installed between the stationary gateway and the end node for delivery of packets to the end node and the stationary gateway to minimize a lost packet and reduce power wastage. The technology may be implemented in low power wide area networks, LoRa communication systems, etc.

This lot is generally related to delivery of content based on a user’s mobile device location. Disclosed is a technique to help small business owners to deliver marketing and advertising information on a user device based on the presence location of the user device. Disclosed system delivers content to a mobile device having a network device with an uplink port, a downlink port, a memory, and a processor. The device establishes a connection with the downlink port and establishes first connection between the mobile device and a webserver through the downlink port. Also disclosed are techniques to determine a media access control (MAC) address of the mobile device, receive user history information associated with the MAC address, and provide targeted information to the mobile device. Further disclosed are techniques to update user history using the MAC address. The technology may be implemented in location-based services systems, content delivery systems, online shopping, etc.

This lot is generally related to a technique to generate personalized views of live video feeds of an event. Disclosed is a live video streaming technique to provide information about individual players, teams and better views of important incidents of an event and various options from a user perspective. Disclosed is a technique to generate personalized views of live video feeds of an event by determining personalized inputs associated with each user. The system receives a live video feed of an event from each of the imaging units and generates a map of an area where the event is going on. Also disclosed are techniques for receiving real-time location of a participant in the event from a tracking unit, correlate the real-time location of the participant with the mapped area and select a video feed along with the live video feed. Further disclosed are techniques to generate personalized views of the live video feeds and transmit the video feed to respective users through a web server. The technology may be implemented in live video capturing systems, broadcasting systems, live streaming systems, etc.

This lot is generally related to instant messaging or text-based messaging. Disclosed are techniques to provide SMS messages at no extra cost using a mobile phone and cloud services in global communication networks. Techniques are disclosed to send and receive text-based messages consisting of a mobile device connected to a wireless network and a server via the network. The server is configured to send an outgoing text message to the mobile device through a communication network, and the mobile device is configured to receive and send a response to the received text message. Also disclosed is a cloud- based network service to provide a server-based file or tasks to various network-connected devices. The technology may be implemented in an instant messaging service, mobile devices, mobile apps, cloud computing, etc.

This patent is generally related to augmented reality (AR). Disclosed is a technique to project synthetic information or supplementary information into the real environment to enhance the real world experience. Disclosed system projects synthetic information into a real environment by generating a camera image of the real environment and assigning the image to a 3D model through image processing or pattern recognition. Also disclosed are techniques to calculate a position of the information and a correction of the projection position is implemented through a feedback between the camera image and the projection unit. The technology may be implemented in medical field, tourism, Industrial manufacturing, etc.

This portfolio is generally related to augmented reality (AR) application. Various techniques are disclosed to provide an accurate and seamless AR experience to users by using fiducial markers having encoded data. Techniques are disclosed to accurately register real world or physical world object coordinates to the relative coordinates of an AR system by encoding data into high-contrast markers or QR codes labeled as Digitally Encoded Markers (DEMs). The system allows mobile device or a viewing device to extract the metadata of the DEM. Also disclosed are techniques to superimpose digital data onto the real world by registering the geographic world coordinates on the DEM to produce an AR experience to the user in real time. The technology may be implemented in AR applications, mobile apps, etc.

This lot is generally related to a technique of audio compression in a material exchange format (MXF) file to maintain audio quality. Disclosed is a technique to select an optimal audio codec by creating multiple processed audio clips by compressing and decompressing an original audio clip with different audio codec algorithms. The system creates a matched filter using the original audio clip to determine a power spectrum of each of the processed audio to identify a selected audio codec algorithm for compression. The technology may be implemented in audio processing software, audio and video packaging systems, media players, etc.