45results about How to "Improve wake-up efficiency" patented technology

The embodiment of the invention discloses a method for awakening a smart device for speech recognition. The method comprises the steps of entering the speech detection state after determining that a first portion of a user holding a first smart device faces a second smart device, and conducting speed recognition after detecting speech energy in the speech detection state. According to the scheme, the second smart device is awaken for speech recognition without using an awakening word, that is to say, the second smart device is awaken before a user speaks the awakening word, so that awakening time is shortened and awakening efficiency is improved. Furthermore, the second smart device is awaken for speech recognition only after the first portion of the user holding the first smart device faces the second smart device, and the situation that the second smart device is in a constantly awaken state is avoided, so that power consumption of the second smart device is reduced and user experience is improved.

The invention provides a train control method, device and system. A vehicle on board controller (VOBC) is disposed at one end of a train. The train control method comprises the steps that the VOBC performs a train awakening process; after the train is successfully awakened, the VOBC acquires an operation plan sent by an automatic train supervision system (ATS); according to the direction indicatedby the operation plan, the VOBC sets the train running direction to be downlink or uplink; in the case of downlink, the VOBC takes the other end of the train without the VOBC as the head of the trainto position the train; in the case of uplink, the VOBC takes the end of the train with the VOBC as the head of the train to position the train; and according to the train positioning, the train is controlled to leave a parking garage. The train control method can simplify train configuration, reduces the train cost, shortens the length of time required for awakening the train, and improves the awakening efficiency of the train. Further, it is possible to realize that the train does not need end change to activate a cab in different running directions, the operation steps are simplified, and the running efficiency of the train is improved.

The invention provides a square wave detector for a wireless wake-up circuit. The frequency of the square wave detector can be configured within the range of 10-200 kHz. The square wave detector comprises a signal acquisition circuit and a square wave detection circuit, wherein the square wave detection circuit comprises a jitter detection module path, a frequency detection module path, a relevant detection module path and an AND circuit which are used for respectively detecting the duty factor, the frequency and the relevance of an input sampling signal; and when outputs of the three detection module paths are high levels respectively, the output of the AND circuit is also high level and the square wave detection circuit outputs a wake-up signal. By detecting the jitter, the frequency and the relevance of the input sampling signal, the accurate judgment and clutter reduction are realized, the mistaken wake-up probability is effectively reduced, the wake-up probability is increased and the wake-up time is remarkably shortened, thereby increasing the work efficiency of a wake-up receiver and reducing the power consumption of the system. The square wave detector provided by the invention is suitable for wake-up receiving circuits of an RFID (Radio Frequency Identification) system and an ETC (Electronic Toll Collection) system.

Embodiments of the invention provide a button control method for a dual-screen terminal, and a dual-screen terminal, applied to the technical field of terminals and used to solve the problems of cumbersome wake-up operation and over-low efficiency of screen wake-up mode of existing dual-screen mobile phones. The method comprises the following steps: acquiring the first information when any displayscreen of the two display screens of the dual-screen terminal is in an off-screen state, wherein the first information includes picture information of a picture collected on one side towards which the two display screens of the terminal device face and/or user press sequence information of the buttons of the dual-screen terminal; setting the display screen facing the user in the two display screens as the main display screen according to the first information; and defining the button on the first side of the surface where the main display screen is located as the power button for the main display screen.

The invention discloses a voice awakening method and device, electronic equipment and a storage medium, which are used for effectively improving the awakening efficiency of voice awakening and improving the use experience of a user. The method comprises the following steps of: obtaining a defect wake-up word for performing voice wake-up at present, wherein the defect wake-up words are wake-up words different from standard mandarin voice, acquiring rhythm feature information corresponding to the defect wake-up word, determining a standard wake-up word corresponding to the defect wake-up word according to the rhythm feature information and a pre-trained corpus recognition model, wherein the corpus recognition model is obtained by training a plurality of defect voice samples marked with standard voice, and finally performing voice waking according to the standard wake-up word.

The invention relates to an equipment awakening method and device, electronic equipment and a storage medium. The wake-up method is applied to first electronic equipment, and the method comprises thefollowing steps: receiving a wake-up message from second electronic equipment, and acquiring locally acquired voice data when determining that the current state is a non-wake-up state; performing Mel-frequency cepstrum coefficient extraction on the voice data to obtain a first Mel-frequency cepstrum coefficient of the voice data; analyzing a second Mel-frequency cepstrum coefficient carried in thewake-up message from the wake-up message; matching the first Mel-frequency cepstrum coefficient with the second Mel-frequency cepstrum coefficient, and generating a wake-up instruction when determining that the difference between the first Mel-frequency cepstrum coefficient and the second Mel-frequency cepstrum coefficient is less than or equal to a set threshold; and in response to the wake-up instruction, waking up the first electronic equipment. The invention is suitable for differentiated multi-equipment pre-awakening scenes under multi-electronic-device networking.

The embodiment of the invention discloses a voice wake-up method, device and equipment. The method comprises the steps of for an acquired to-be-processed voice signal, acquiring to-be-processed voice features from the to-be-processed voice signal, and coding the to-be-processed voice features to obtain acoustic coding representations; after the acoustic coding representations corresponding to the to-be-processed voice signal are obtained, carrying out integration according to the acoustic coding representations and the weights corresponding to the acoustic coding representations, and then obtaining a character sequence included in the to-be-processed voice signal according to the integrated acoustic coding representations; and after the character sequence is obtained, determining whether to wake up the equipment or not according to the character sequence and the keyword. That is, possible characters are acquired from the to-be-processed voice signal, and then whether to wake up or not is judged based on the character level instead of a voice frame, so that the wake-up efficiency is improved.

The invention discloses a voice interaction method and system. The voice interaction method specifically includes the following operating steps that S1, environment mixed voice information including target user voice information is acquired; S2, the target voice information is identified and the target voice information is separated from the environment mixed voice information; S3, the target voice information is translated into a digital signal command, and a corresponding program is mobilized according to the digital signal command; and S4, response is output. According to the voice interaction method and system, the voice interactive system can be waken up by a human body or voice, the operation is simple, the situation that the voice interactive system can be waken up for use due to the failure to correctly identify a preset voice command can be avoided, and the wake-up efficiency of the system is improved; and the environmental sound before a target user voice period is simultaneously collected, accurate environmental sound reference data information can be provided when eliminating ground noise from mixed voice, the improvement of the accuracy of the target voice information acquisition is facilitated, and the accuracy and efficiency of human-computer interaction are improved.

The invention relates to an energy storage control device, an energy storage charging method and an energy storage box. The energy storage control device comprises the components of an energy storage module which is connected with external charging equipment through a relay; a battery management module which is connected with the energy storage module and is used for acquiring an electric signal of the energy storage module; and a switching control switch which is connected with the battery management module, wherein when the battery management module detects a fact that the energy storage module requires shutdown according to the acquired electric signal of the energy storage module, the battery management module switches off the relay and makes the switching control switch perform switching so that the battery management module is connected with external charging equipment. When the battery management module detects a fact that the external charging equipment can charge the energy storage module, the battery management module switches on the relay and makes the switching control switch perform switching so that the battery management module is connected with the energy storage module. After the energy storage module is shut down, the external charging equipment can automatically charge the energy storage module, thereby preventing manual operation and improving arousing efficiency to the energy storage module.

The invention provides an intelligent sound equipment control method and device, and a storage medium. The method comprises the steps of: obtaining the current signal intensity of a target wireless earphone corresponding to a target user, and determining a target distance between the target user and intelligent sound equipment based on the current signal intensity; and when the target distance isnot greater than a first distance threshold, controlling the intelligent sound equipment to switch from a screensaver mode to a working mode. According to the invention, the target distance between the target user and the intelligent sound equipment is determined based on the signal intensity of the target wireless earphone, and when the target distance between the target user and the intelligentsound box is detected to be very short, namely, the target distance is not greater than the first distance threshold, the intelligent sound equipment is controlled to quit from the screensaver mode and enter the working mode, so that the user can perform related operations conveniently, wakeup errors caused by wakeup instruction abnormality are avoided while the user experience is improved, the wakeup efficiency of the intelligent sound equipment is improved, and the technical problem of low wakeup efficiency of the current intelligent sound equipment wakeup mode is solved.

The invention discloses a sound awakening method and device, a storage medium and electrical equipment. The method comprises the following steps: acquiring environmental sound parameters of an environment to which the electrical equipment belongs; determining whether the environmental sound parameter of the environment to which the electrical equipment belongs is greater than a set sound parameter; if the environment sound parameter of the environment to which the electrical equipment belongs is greater than the set sound parameter, determining whether a sound wake-up action exists in the environment to which the electrical equipment belongs; and if the sound wake-up action exists in the environment to which the electrical equipment belongs, reducing the sound broadcast volume in the environment to which the electrical equipment belongs so as to perform sound wake-up on the electrical equipment based on the sound wake-up action in the environment to which the electrical equipment belongs under the condition of reducing the sound broadcast volume in the environment to which the electrical equipment belongs. According to the scheme, the problem of low sound awakening rate in a noisyenvironment can be solved, and the effect of improving the sound awakening rate in the noisy environment is achieved.

An interface wake-up synchronization method, an interface device, and a computer readable medium are provided. The interface wake-up synchronization method comprises the following steps of sending wake-up indication information to a target interface; receiving wake-up indication response information sent by the target interface, and generating wake-up confirmation information based on the wake-upindication response information; sending the wake-up confirmation information to the target interface; after delaying the preset first time period, entering the wake-up state. With the above scheme, the source interface and the destination interface can enter the wake-up state synchronously, thereby avoiding the state out-of-step caused by one party entering the wake-up state while the other partysleeps.