42results about How to "Avoid false wakeup" patented technology

The invention relates to a low power consumption wireless network realization method based on Lora wireless modules. According to the method, a sending source and multiple nodes form the wireless network, each Lora wireless module automatically maintains one timer, the timers start timing when the nodes enter a dormancy mode; when the preset time of the timers arrives, the nodes are waken up and enter a CAD detection mode; the nodes in the CAD mode detect signals, if a signal is detected, the nodes enter a work mode, the next step is carried out, if no signal is detected, the nodes enter the dormancy mode; whether the signal is specifically sent to a node itself can be determined by the node according to the received data, if yes, the node enters a normal data reception mode, data interaction with the sending source is accomplished; otherwise, after the dormancy time of the timers is reset by the node, the nodes enter the dormancy mode. Through the method, the characteristic of low power consumption of the Lora wireless modules under the CAD mode is utilized, the received data is determined and analyzed to switch the work state, and thereby low power consumption is realized.

The invention discloses a wireless meter reading method and system. The method and the system are used for forming a multichannel wireless meter reading system and avoiding the influence on power consumption of meters caused by being awoken frequently. The wireless meter reading method disclosed by the invention comprises the steps: first links between the meters and collectors or concentrators carry out wireless communication by adopting a first frequency point; second links between the meters and the collectors or concentrators carry out wireless communication by adopting a second frequency point; third links among the collectors and between the collectors and the concentrators carry out wireless communication by adopting a third frequency point.

The invention relates to car door unlocking methods and device, a system, a car, electronic equipment and memory media. A method comprises the steps of searching Bluetooth equipment of a preset identity through utilization of a Bluetooth module set on the car; in response to the fact that the Bluetooth equipment of the preset identity is searched, establishing Bluetooth pairing connection betweenthe Bluetooth module and the Bluetooth equipment of the preset identity; in response to the fact that the Bluetooth pairing connection is successful, waking up and controlling an image collection module set on the car to collect a first image of a target object; carrying out face identification based on the first image; and in response to the fact that the face identification is successful, sending a car door unlocking instruction to at least one car door of the car. According to the embodiments of the invention, requirements for low power operation, rapid opening of the car door and improvement of user experience can be satisfied.

The invention discloses a low power consumption control method and system of a CAN node, and a controller. The control method comprises the following steps: the CAN node automatically enters a wake-up mode after being electrified, and keeps the wake-up mode when a sleep condition is not satisfied; when the CAN node satisfies the local sleep condition and the whole CAN network is in cooperative sleep, the CAN nodes disenables a CAN physical layer transceiver and enables a CAN signal and an MCU internal timer to serve as a wake-up resource, and the CAN node enters the sleep mode; when the MCU internal timer or the CAN signal wakes up the MCU, the CAN node enters a temporary wake-up mode; in the temporary wake-up mode, the CAN node is controlled to enter the sleep mode or a wake-up confirmation mode again by polling a wake-up state bit and the level of a local wake-up signal within a temporary wake-up time; and in the wake-up confirmation mode, whether an effective CAN message and a local wake-up signal is detected to control the CAN node to enter the wake-up mode or the sleep mode.

The invention relates to a wireless network multichannel combination communication method. The method includes that S1, networking is performed on concentrators by a master station, and adjacent concentrators use different communication channels; S2, networking is performed on collectors by the concentrators, and adjacent collectors use different communication channels; S3, networking is performed on a terminal device by the collectors, the collectors use basic channels to send networking instructions in a broadcast mode to the terminal device, the terminal device receives the commutation channels of the collectors after networking succeeds, and the collectors and the terminal device are communicated with each other. The wireless network multichannel combination communication method has the advantages that multiple basic channels and wide basic channels are used for spacing, so that same frequency interference is avoided, mistaken awakening to the terminal device is prevented, power consumption of the terminal device is reduced and service life of the terminal device is prolonged; the adjacent collectors use the different communication channels, so that competition on the same channel during automatic data sending of the terminal device is lowered, real-time performance of network transmission is improved, system concurrent processing ability and system throughput are improved.

Various examples provide a method and an apparatus of activating applications. The method may include: monitoring a device state of a mobile terminal, starting recording audio when the monitored device state is meets a pre-defined condition, applying speech recognition to the recorded audio, judging whether a result of the speech recognition matches with at least one pre-defined keyword, and activating an application corresponding to the at least one pre-defined keyword in response to a determination that the result of the speech recognition matches with the at least one pre-defined keyword.

The invention discloses a method for awakening an electronic tag. The method comprises the steps that low-frequency signals containing awakening information are generated, and the low-frequency signals are modulated into radio-frequency signals; the radio-frequency signals are transmitted to a radio-frequency awakening signal receiving device, so that the radio-frequency awakening signal receiving device can obtain the awakening information through demodulation and awaken the electronic tag when the awakening information is matched with a preset information code. The embodiment of the invention further provides a corresponding device and system. According to the technical scheme, the preset information code is stored in the electronic tag, a transmitting terminal modulates the low-frequency signals containing the awakening information into the radio-frequency signals and transmits the radio-frequency signals to the electronic tag, and when the awakening information is matched with the information code, the electronic tag is awaken. Accordingly, the electronic tag can be prevented from being awakened mistakenly, the interference resistance of the electronic tag is improved, and the service life of the electronic tag is prolonged.

The invention provides a voice interaction method and device and a storage medium, and the method comprises the steps: receiving a wake-up state message sent by a peripheral end and a first audio forwaking up the peripheral end, the wake-up state message being used for indicating that the peripheral end is in a wake-up state; If it is determined that the first audio contains the wake-up information of the peripheral, receiving a second audio sent by the peripheral, and sending the second audio to the server, so that the server returns a first response instruction to the terminal according tothe second audio; And receiving a first response instruction sent by the server, and controlling the peripheral end to execute a first response action corresponding to the first response instruction according to the first response instruction. After the peripheral end is awakened through voice, the terminal confirms the awakening information again, mistaken awakening is avoided, the interaction function of the peripheral end and the terminal is enriched, and the user experience is improved.

The embodiment of the application provides a speech wakeup method, a terminal, a server and a storage medium applied to a first terminal. The method comprises the following steps: acquiring a wakeup word when receiving a speech instruction, and determining a wakeup parameter according to the speech instruction; sending the wakeup parameter to the server when the wakeup word is matched with the preset wakeup word, thereby enabling the server to determine the terminal receiving the speech instruction at the earliest according to multiple wakeup parameters sent by multiple terminals, wherein thefirst terminal is any terminal in multiple terminals; and switching to a start state according to the confirming wakeup instruction when receiving the confirming wakeup instruction of the server.

The invention provides a wake-up voice determination method and device, equipment and a medium, and belongs to the technical field of audio processing. According to the technical scheme provided by the embodiment of the invention, after whether a to-be-processed voice is a wake-up voice or not is preliminarily determined through primary classification, secondary classification verification is carried out under the condition that the to-be-processed voice is determined to be the wake-up voice, false wake-up can be avoided through two times of classification, and the wake-up accuracy is improved. And during secondary verification, feature extraction is performed based on the classification result of the primary classification, and the target length is obtained in an interpolation mode, so that the length of the voice features of feature extraction is not limited, the situation that the speech features include mute segments or wake-up words are incomplete can be effectively avoided, and the wake-up accuracy and success rate are further improved.

The invention discloses a method for preventing false awakening of electronic tags. A 5.8G communication module is applied to the method, and comprises a 5.8G chip transmitting circuit, an awakening circuit, an RSSI (received signal strength indicator) detection circuit and a 5.8G chip receiving circuit. The RSSI detection circuit and the 5.8G chip receiving circuit are electrically connected in series. The RSSI detection circuit and the 5.8G chip transmitting circuit are electrically connected in series. The awakening circuit is electrically connected with an interruption detection module inseries. The interruption detection module is electrically connected with an awakening pulse period detection module in series. The awakening pulse period detection module is electrically connected with the RSSI detection circuit in series. The 5.8G chip receiving circuit is electrically connected with an RSSI sampling gap module in series. The method for preventing false awakening of the electronic tags has the advantages that start and stop of the RSSI detection module are controlled by the RSSI sampling gap module, low power consumption is achieved, and accordingly, stable equipment operation is realized.

The invention provides a cloud interaction voice interaction method, which is characterized in that on the basis of communication connection between machine terminal equipment and cloud equipment, strong calculation capability and perfect algorithm model design of the cloud equipment per se are used; voice signals received by the machine terminal equipment are subjected to automatic echo elimination processing and detection recognition processing relevant to preset wake-up words through the cloud equipment. The voice interaction method can be used for eliminating echo signals more comprehensively and efficiently as well as detecting and recognizing the preset wake-up words in the voice signals more precisely and fast, so that the occurrence of conditions of wake-up by mistake or self-excitation wake-up due to unthorough elimination of the echo signals of the machine terminal equipment can be effectively avoided.

The embodiment of the invention provides an equipment awakening method and device and a computer readable storage medium. The equipment awakening method comprises the following steps of detecting whether a human body exists in the surrounding environment of the equipment or not by utilizing a human body induction switch; judging whether the awakening sound exists in the surrounding environment ofthe equipment or not; and when it is detected that the human body exists in the surrounding environment of the equipment and the awakening sound exists, wakening the equipment. According to the embodiment of the invention, the wakening interaction of the human body induction and the judgment on the wakening sound are combined, so that the recognition accuracy of the wakening intention is improved,and the occurrence probability of low wakening rate and false wakening can be effectively avoided.

The embodiment of the invention provides an electronic equipment control method and device, a terminal and a storage medium. The method comprises the steps that M pieces of audio indication information are received from M audio devices, the M audio devices correspond to the M pieces of audio indication information in a one-to-one mode, the M pieces of audio indication information correspond to source audio, M is a positive integer, and M is larger than 1; a first audio device is determined from the M audio devices according to the M pieces of audio indication information; the first audio device is instructed to respond to the source audio. According to the electronic equipment control method disclosed by the invention, the plurality of audio devices can adopt the same wake-up word, and when the plurality of audio devices receive the instruction, one corresponding audio device is determined to respond, so that false wake-up of the audio devices can be avoided.

The invention discloses a low-power-consumption anti-interference intelligent door lock and an awakening method.The door lock comprises a master control MCU, a touch panel, a fingerprint module and an NFC antenna circuit, the master control MCU is connected with the touch panel and the NFC antenna circuit through an IO interface, the master control MCU comprises a TKey touch key assembly and an NFC card detection assembly, and the touch panel is connected with the fingerprint module through an IO interface. The TKey touch key assembly is connected with the touch panel and the fingerprint module through IO interfaces, the NFC card detection assembly is connected with the NFC antenna circuit through an IO interface, the fingerprint module comprises a fingerprint sensor and a touch electrode, and fingerprint touch awakening is judged by scanning the TKey. Therefore, peripheral components and circuit design are reduced, and the cost is reduced; meanwhile, IO resource control is reduced, communication is not needed, initialization work is reduced, working time is saved, and power consumption is reduced; mutually independent multiple groups of power supplies are arranged in the chip, a shielding channel is added, the anti-interference capability is improved, the intelligent door lock performance is improved, and the power consumption of the door lock is reduced.

The invention discloses a data processing method and device, and a computer readable storage medium. The method is applied to wearable equipment carrying multiple systems, the multiple systems at least comprise a main system and an auxiliary system, and the method comprises the steps that when the main system is in a non-awakening state, the auxiliary system is indicated to receive a first data instruction used for representing whether a wearer makes a first specific action or not; if it is determined that the received first data instruction represents that the wearer makes the first specificaction, the first data instruction is blocked from being transmitted to the main system; and the second data instruction is generated and responded to enable the first screen of the auxiliary system to be in a lightened state. When a wearer makes a certain specific action, the specific action does not wake up the main system side, but lightens the first screen of the auxiliary system, so that themain system is prevented from being mistakenly waken up when the wearer frequently makes a certain body action or the wearer does not intentionally need to wake up the main system, the power consumption of the system is reduced, and the endurance time of the wearable equipment is prolonged.

The invention relates to a vehicle-mounted system and a communication method thereof. The vehicle-mounted system comprises a first unit, a second unit and a third unit, wherein the first unit is used for generating a wake-up signal by confirming a roadside device with a server according to a received trigger signal; and the second unit is used for being awakened according to the received awakening signal so as to execute communication operation with the roadside device. According to the vehicle-mounted system, after the trigger signal sent by the trigger source is obtained, the trigger source is confirmed to be the effective roadside device through the server so as to send the awakening signal to awaken the second unit, so that the second unit is awakened according to needs, abnormal awakening of the second unit is avoided, and the problem of rapid power consumption is solved.

The invention relates to the technical field of Internet of Things connection, and particularly provides an Internet of Things multifunctional intelligent gateway system, and the gateway system comprises: a wearable wake-up unit which is worn on a user, enables the user to wake up an intelligent household electrical appliance at any time, and is used for obtaining a wake-up action and a control instruction; a main controller which is used for controlling the intelligent household electrical appliance based on the voice instruction acquired by the wake-up unit; and a communication unit which is used for connecting the awakening unit, the main controller and the intelligent household electrical appliance to establish communication connection, wherein the wake-up unit is provided with a starting switch to start the wake-up unit, and the acquisition component for acquiring a control instruction. The user control instruction is acquired through the wearable acquisition unit, meanwhile, the acquisition unit is provided with the starting switch, and when the user control instruction does not need to be acquired, the acquisition unit is in a closed state, so that the intelligent household electrical appliance is prevented from being mistakenly awakened, and meanwhile, the endurance time of the acquisition unit can be prolonged.

The invention relates to a pickup and noise reduction method and device and a server. The pickup and noise reduction method comprises the steps that a pickup and noise reduction model is established;awakening voice is monitored in real time; and the wake-up voice is input into the pickup noise reduction model, and a pure control instruction is input to drive an electric appliance through the purecontrol instruction. According to the invention, noise reduction optimization can be carried out on pickup according to the characteristic curves of bottom noise and wind noise of various electric appliance models, the wake-up rate is improved, wrong wake-up is avoided, and the user experience is improved.

The embodiment of the invention discloses an equipment control method and device, electronic equipment and a storage medium, and the method comprises the steps: obtaining an image sequence of a lip region of a user, and an audio sequence corresponding to the image sequence; identifying the image sequence and the audio sequence to obtain an audio and video identification result; determining whether the audio and video recognition result is matched with a preset command word or not; and in response to the fact that the audio and video recognition result is matched with the preset command words, based on a target command word matched with the audio and video recognition result in the preset command words, controlling the electronic equipment to execute an operation corresponding to the target command word. According to the embodiment of the invention, the control accuracy of the electronic equipment can be improved.

The invention relates to a device wake-up method and a wake-up receiver. The method comprises the following steps: receiving a wake-up signal; determining the same-direction signal duration of a same-direction signal segment between adjacent same-direction edges in the wake-up signal, wherein the adjacent same-direction edges are adjacent rising edges or adjacent falling edges; performing decoding according to the same-direction signal duration and the corresponding same-direction signal segment, and obtaining a target bit sequence corresponding to the wake-up signal; and when the target bit sequence contains a wake-up password for the target device, waking up the target device. By using the method, unable wake-up and false wake-up can be avoided.

The invention relates to a wireless network multichannel combination communication method. The method includes that S1, networking is performed on concentrators by a master station, and adjacent concentrators use different communication channels; S2, networking is performed on collectors by the concentrators, and adjacent collectors use different communication channels; S3, networking is performed on a terminal device by the collectors, the collectors use basic channels to send networking instructions in a broadcast mode to the terminal device, the terminal device receives the commutation channels of the collectors after networking succeeds, and the collectors and the terminal device are communicated with each other. The wireless network multichannel combination communication method has the advantages that multiple basic channels and wide basic channels are used for spacing, so that same frequency interference is avoided, mistaken awakening to the terminal device is prevented, power consumption of the terminal device is reduced and service life of the terminal device is prolonged; the adjacent collectors use the different communication channels, so that competition on the same channel during automatic data sending of the terminal device is lowered, real-time performance of network transmission is improved, system concurrent processing ability and system throughput are improved.

The invention discloses an infrared receiver awakening low-power-consumption control method, device and equipment and a medium, and the method comprises the steps: configuring low-power-consumption parameters of a system, and controlling the system to enter a sleep mode according to the low-power-consumption parameters, the low-power-consumption parameters comprising a sleep entering mark, triggering an awakening interrupt program after receiving an awakening signal, and controlling the system to enter a sleep mode according to the low-power-consumption parameters; and judging whether the system enters a sleep mode or not according to the sleep entering mark, and if judging that the system does not enter the sleep mode according to the sleep entering mark, directly exiting a wake-up interrupt program. According to the infrared receiver wake-up low-power-consumption control method and device, the equipment and the medium provided by the invention, the sleep entering mark is added, and the problems of false wake-up and logic abnormity caused by external interference signals are effectively avoided through a software algorithm under the condition that external devices are not added.

The invention relates to an automatic awakening circuit applied to a wireless communication circuit in a cardiac pacemaker. An in-vitro program controller and an in-vivo cardiac pacemaker perform data transmission in a carrier-free base band digital signal mode through coupling of an inductance coil, and functions of an in-vivo cardiac pacemaker communication circuit except an awakening function are closed when data transmission of the program controller and the cardiac pacemaker is not performed. When the in-vivo cardiac pacemaker communication circuit is to be awakened, a working mode of the awakening function of the in-vivo cardiac pacemaker communication circuit is discontinuous work, i.e., 32-ms opening within 1s, when the in-vitro program controller needs to perform data interaction with the in-vivo cardiac pacemaker, the in-vivo cardiac pacemaker communication circuit is awakened through continuous sending of a specific awakening pulse group, once awakened successfully, the communication circuit is turned on and switched to a continuous working mode. Thus the in-vivo cardiac pacemaker communication circuit can be turned on through control of the in-vitro program controller, the working modes can be switched, and false awakening of the communication circuit by an interference signal can also be prevented.