Abstract: The embodiments herein disclose a device and a method for controlling noise in a wideband communication system. In one embodiment herein, multiple microphones for receiving wideband audio signals are provided. A processor is configured to analyze each wideband audio signal received by each microphone. Further, unique signal patterns are generated based on each analyzed wideband signals for each microphone and the unique signal patterns are compared to detect any identical signal patterns. A controller is also provided for controlling gains of those microphones that are detected to be receiving wideband audio signal of identical signal patterns.

Abstract: A search engine finds patents, patent applications and related documents and presents a selection of found documents in textual formats and/or graphical formats. After executing a search, the displayed information may include a selection of results sorted by inventor name, year and other variables found within patent documents. Financial data pertaining to patent owning entities is presented along with patent portfolio analysis and estimates of financial worth.

Abstract: A device and a method to improve quality of a signal in a lossy communication system are disclosed. One or more samples of the signal are received from a first and second microphone transducers. The received samples are processed and filtered to obtain a processed signal. A voice activity detector is provided for iteratively identifying speech regions and non-speech regions of the signal. All samples received by the microphones are continuously monitored and quality of each sample is improved by reducing or eliminating the noise detected in the non-speech regions of the processed signal.

Abstract: Methods and systems for enhancing signal quality are disclosed. A method includes receiving buffers of sound samples including a first microphone signal and a second microphone signal from a first and a second microphone; generating a first cardioid shape signal by subtracting a delayed second microphone signal from the first microphone signal; generating a second cardioid shape signal by subtracting the second microphone signal from a delayed first microphone signal; generating a first level output signal based on the first cardioid shape signal; detecting at least one speech and non-speech region of the first level output signal; generating a second level output signal based on the second cardioid shape signal, and at least one of the speech and non-speech regions of the first level output signal; and removing residuals of noise from the first level output signal based on adaptive weights output and generated second level output signal.

Abstract: Embodiments of the present invention provides an apparatus containing a device communicably coupled to two electrodes that may be positioned on a body of a subject for obtaining 12 leads or 18 leads electrocardiogram. The two electrodes may obtain signal parameters such as arm leads (I, II, III, AVRAVL and AVF) and left chest leads (V1, V2, V3, V4, V5, V6) and right chest leads (V1R, V2R, V3R, V4R, V5R, V6R). The signal parameters may be detected and collected by the device for processing thereof and thus obtain 12 leads or 18 leads electrocardiogram that may be transmitted to a health care provider for seeking health assistance based on the transmitted electrocardiogram. Herein, the collected recorded signal parameters may further be processed to determine correctness thereof prior to transmitting the determined electrocardiogram to a monitoring station. Further, a method for obtaining the electrocardiogram using two electrodes is also provided.

Abstract: Embodiments of the invention provide a communication device and methods for enhancing audio signals. A first audio signal buffer and a second audio signal buffer are acquired. Thereafter, the second audio signal is processed based on the linear predictive coding coefficients and gains based on mean noise power of the first audio signal to generate an enhanced second audio signal.

Abstract: A system for controlling an unmanned vehicle is disclosed to facilitate remote-control operation of the unmanned vehicle from long distances. The system includes at least one ground control communication device having a transceiver configured for operation in a cellular communication network. The system also includes an unmanned vehicle comprising another transceiver configured for operation in the cellular communication network. The unmanned vehicle is further configured to be responsive to communications received via the transceiver from the communication device, wherein the communications received from the communication device includes operation commands. Additionally, the unmanned vehicle is configured to transmit video surveillance data and other monitoring data to the communication device via the cellular network.

Abstract: A machine and a system for automatically controlling noise reduction feature of a communication device are disclosed. In one embodiment herein, a receiving module is configured to receive audio signals from the communication device, and a user input. The audio signals are processed by a microprocessor based on the user inputs and a predefined time interval. A comparator is provided for comparing the user input and the processed audio signals, to determine if the processed audio signal is greater or lesser than the user input and the noise reduction feature of the communication device is correspondingly enabled or disabled.

Abstract: A system and method for converting an unstructured document to a plurality of flowcharts using natural language processing is disclosed. The system comprises a processor, a memory coupled to the processor. The memory can store a database, which maintains a plurality of unstructured documents to be converted into flowcharts. Further, the system enables a plurality of instructions executable by the processor for natural language processing to parse the unstructured document into a plurality of events and identify a plurality of parameters associated with the events. Further, the system identifies correlation and execution sequences between the plurality of events using the plurality of parameters. A parsed document is created which also maintains correlation and execution sequence of events in a structured format such as a binary tree structure. The parsed document is then used to generate a pictorially representation such as flowchart representing the execution sequence of the events.

Abstract: Disclosed herein is a method for classifying one or more components of an audio signal received from a communication device. In one embodiment of the present invention, a Goertzel calculation is used to identify different frequency components of a selected sample. The identified frequency components of the selected sample may be analyzed based on one or more predefined factors. The predefined factors pertain to the typical music and speech component of a typical audio signal. The analysis of the frequency component of the selected sample gives resulting values that is compared to a bottom threshold for determining whether the identified component is a music component or a speech component.

Abstract: Disclosed is a method for implementing quality control for one or more components of an audio signal received from a communication device. In one embodiment, a Goertzel calculation is used to identify different frequency components of a selected sample. The identified frequency components of the selected sample may be analyzed based on predefined factors pertaining to the typical music and speech component of a typical audio signal. The analysis of the frequency component of the selected sample gives resulting values that is compared to a bottom threshold for determining whether the identified component is a music component or a speech component. Further, the classified frequency components may be graded based on quality parameters. The quality parameters may include a predefined frequency range, allowable deviation, and noise frequency range. Further, the classified frequency components of the audio signal may be improved based on grading of the classified frequency components.

Abstract: Embodiments of the present invention provides an apparatus containing a device communicably coupled to two electrodes that may be positioned on a body of a subject for obtaining 12 leads or 18 leads electrocardiogram. The two electrodes may obtain signal parameters such as arm leads (I, II, III, AVR AVL and AVF) and left chest leads (V1, V2, V3, V4, V5, V6) and right chest leads (V1R, V2R, V3R, V4R, V5R, V6R). The signal parameters may be detected and collected by the device for processing thereof and thus obtain 12 leads or 18 leads electrocardiogram that may be transmitted to a health care provider for seeking health assistance based on the transmitted electrocardiogram. Further, a method for obtaining the electrocardiogram using two electrodes is also provided.

Abstract: Embodiments disclosed herein provide a system and a method for facilitating a user to access an eye-care service application module to avail eye-care services from one or more eye-care service providers over a communication network. In one embodiment, the user access the eye-care service application module to record and send user data, such as, scanned data of head and eyes of the user. User receives health-reports from the one or more eye-care service providers based on the user data. One or more child health care service providers involved in eye-care services may also send/receive the health-reports to/from other child health care providers involved in eye-care services. A blue print of a custom-fit eye-wear for the user may be generated based on the scanned data. User may create and share one or more online avatars of the user and his/her friends connected in a social networking environment.

Abstract: Embodiments disclosed herein provide a system and a method for generating custom-fit eyewear frame geometry that can be used for custom-fit eyewear frame modeling, fabrication and printing. The custom-fit eyewear frame geometry is obtained using a basic eyewear frame geometry template having predefined measurements. The predefined measurements of the basic frame geometry template is modified based on multi-dimensional scanned data of user's head and one or more landmarks of the scanned data in order to obtain the custom-fit eyewear frame geometry.

Abstract: The present invention relates to means and methods of automated difference recognition between speech and music signals in voice communication systems, devices, telephones, and methods, and more specifically, to systems, devices, and methods that automate control when either speech or music is detected over communication links. The present invention provides a novel system and method for monitoring the audio signal, analyze selected audio signal components, compare the results of analysis with a pre-determined threshold value, and classify the audio signal either as speech or music.

Abstract: The present invention relates to means and methods of automated difference recognition between speech and music signals in voice communication systems, devices, telephones, and methods, and more specifically, to systems, devices, and methods that automate control when either speech or music is detected over communication links. The present invention provides a novel system and method for monitoring the audio signal, analyze selected audio signal components, compare the results of analysis with a pre-determined threshold value, and classify the audio signal either as speech or music.

Abstract: The embodiments herein disclose a device and a method for controlling noise in a wideband communication system. In one embodiment herein, multiple microphones for receiving wideband audio signals are provided. A processor is configured to analyze each wideband audio signal received by each microphone. Further, unique signal patterns are generated based on each analyzed wideband signals for each microphone and the unique signal patterns are compared to detect any identical signal patterns. A controller is also provided for controlling gains of those microphones that are detected to be receiving wideband audio signal of identical signal patterns.

Abstract: A centralized configuration controlling system for configuring network devices is provided. The centralized configuration controlling system includes a retrieval component for retrieving configuration data, and operating parameters related to performance of a plurality of network devices in a network. The centralized configuration controlling system includes a processing component for processing retrieved operating parameters of the plurality of network devices based upon predefined rules to generate revised configuration data for the plurality of network devices. The centralized configuration controlling system includes a configuration component for configuring the plurality of network devices based upon the revised configuration data.

Abstract: Methods and systems for enhancing signal quality are disclosed. A method includes receiving buffers of sound samples including a first microphone signal and a second microphone signal from a first and a second microphone; generating a first cardioid shape signal by subtracting a delayed second microphone signal from the first microphone signal; generating a second cardioid shape signal by subtracting the second microphone signal from a delayed first microphone signal; generating a first level output signal based on the first cardioid shape signal; detecting at least one speech and non-speech region of the first level output signal; generating a second level output signal based on the second cardioid shape signal, and at least one of the speech and non-speech regions of the first level output signal; and removing residuals of noise from the first level output signal based on adaptive weights output and generated second level output signal.

Abstract: Improvements in voice signals transmitted within communication systems are obtained by use of adaptive filters, front and rear microphones, noise cancelling systems and other means and methods. Disclosed embodiments include the use of directional microphones, primary inputs, secondary inputs, adaptive weight generators, canceller outputs to improve signal to noise ratios and other communication attributes.