A method and device for automatically increasing the spectral bandwidth of an audio signal including generating a mapping (or prediction) matrix based on the analysis of a reference wideband signal and a reference narrowband signal, the mapping matrix being a transformation matrix to predict high frequency energy from a low frequency energy envelope, generating an energy envelope analysis of an input narrowband audio signal, generating a resynthesized noise signal by processing a random noise signal with the mapping matrix and the envelope analysis, high-pass filtering the resynthesized noise signal, and summing the high-pass filtered resynthesized noise signal with the input narrowband audio signal. Other embodiments are disclosed.

There is provided a control device to improve convenience for a user by resolving or alleviating a disadvantage of a known voice interaction, the control device including: a device control unit configured to control one or more controlled devices; a voice notification unit configured to output user-oriented voice notification regarding at least the one controlled device; and a display control unit configured to cause a display device to display a message corresponding to the voice notification output by the voice notification unit.

From intent data of a conversational system, a set of intent sequences and a model predicting a next intent for an intent sequence are constructed. A first intent is received as an input. Using the model, a next intent corresponding to the first intent is predicted. A service required by the next intent is determined. A resource consumption of the service is forecasted. Responsive to the forecasted resource consumption exceeding a present resource allocation to the service, it is concluded that the service requires upscaling before becoming available for use by the next intent. An availability time by which the service is required to be available for use by the next intent is determined. An initial time at which upscaling must begin to ensure that the service is available at the availability time is determined. Upscaling of the service is caused to be scheduled for the initial time.

Differential capacitance manometers of the present disclosure may include a graphite baffle secured at one end and free at the other end, such that the baffle flexes toward and away from a pair of counter electrodes in the presence of a differential pressure. Because one of the electrodes is disposed closer to the free end of the baffle, a difference exists in the capacitance between the baffle and each of the electrodes, and this difference changes depending on the displacement of the baffle.

A state determination unit compares an output value obtained by a measuring unit with a reference characteristic value that serves as a reference, counts the number of times an excessive pressure application state occurs in which the output value is determined to be equal to or larger than the reference characteristic value, and determines whether the number of times reaches an upper limit that is set. An alarm output unit outputs an alarm when the state determination unit determines that the number of times the output value is equal to or larger than the reference characteristic value reaches the set upper limit.

A state determination unit compares an output value obtained by a measuring unit with a reference characteristic value that serves as a reference, counts the number of times an excessive pressure application state occurs in which the output value is determined to be equal to or larger than the reference characteristic value, and determines whether the number of times reaches an upper limit that is set. An alarm output unit outputs an alarm when the state determination unit determines that the number of times the output value is equal to or larger than the reference characteristic value reaches the set upper limit.

A vacuum pressure gauge assembly includes a body, a pressure transducer received within the body, a microcontroller received within the body and configured to receive a signal indicative of a pressure from the pressure transducer, and at least one light emitting device in communication with the microcontroller. The microcontroller is configured to process the signal from the pressure transducer to determine the pressure, and to control the at least one light emitting device to display a first light pattern when the pressure is within a first pressure range and a second light pattern different from the first light pattern when the pressure is within a second pressure range different from the first pressure range. At least one of the first light pattern and the second light pattern varies in intensity over time.

A vacuum pressure gauge assembly includes a body, a pressure transducer received within the body, a microcontroller received within the body and configured to receive a signal indicative of a pressure from the pressure transducer, and at least one light emitting device in communication with the microcontroller. The microcontroller is configured to process the signal from the pressure transducer to determine the pressure, and to control the at least one light emitting device to display a first light pattern when the pressure is within a first pressure range and a second light pattern different from the first light pattern when the pressure is within a second pressure range different from the first pressure range. At least one of the first light pattern and the second light pattern varies in intensity over time.

The disclosed invention provides a bridge voltage inversion circuit for vacuum gauge and a pressure gauge sensor that includes the bridge voltage inversion circuit. The bridge voltage inversion circuit for a pressure gauge includes a reference capacitance, a sensor capacitance, and a transformer including a primary winding and a secondary winding that outputs a bridge voltage. The reference capacitor is connected to a first side of the secondary winding of the transformer, and the sensor capacitor is connected to a second side of the secondary winding of the transformer. The sensor capacitor senses and responds to a pressure, and a capacitance of the sensor capacitor is at a minimum when the pressure is at vacuum. The capacitance of the sensor capacitor at vacuum is less than a capacitance of the reference capacitor.

A system is disclosed for calibrating the compressive forces exerted on a component during a component retrieval process from a carrier or support surface by a component handling device. The system includes a sensor, a component pickup assembly having a reference structure, a housing and a spring guide holder coupled to a suction tip. A resilient member may reside within the housing and the reference structure such that the spring guide holder and the housing are spaced from each other to define a variable first gap thereinbetween. A gate is formed by the reference structure and a sheath located on the housing whereby the reference structure is spaced from the housing to define a variable second gap thereinbetween. A detection structure is located within the variable second gap such that the sensor is able to detect portions of the detection structure. The detected portion of the detection structure or element at the second gap size is correlated to the height of the variable first gap and the height of the variable first gap is correlated to a reference predetermined threshold compressive force exerted on the component by the resilient member.