CN216901389U - Electric motor car intelligence pronunciation well accuse device - Google Patents

Abstract

The utility model discloses an intelligent voice central control device of an electric vehicle, which comprises a control module, a power supply module, a voice acquisition module, a wireless connection module, a cloud processing module, a local processing module and a driving module, wherein the control module comprises a 4G _ Cat1 module, voice is input into the voice acquisition module, the voice acquisition module packs and sends processed signals to a 4G _ Cat1 module, the voice acquisition module is connected with a 4G _ CAT1 module through the wireless connection module to get rid of the limitation of WiFi fixed position, then the voice acquisition module is accessed into the cloud processing module to calculate, finally the result is sent back to the 4G _ Cat1 module and then an operation signal is output, and the local processing module can meet the basic vehicle control instruction under the condition of network disconnection, so that the voice identification and vehicle control functions under the online or offline environment are realized.

Description

Electric motor car intelligence pronunciation well accuse device

Technical Field

The utility model relates to the technical field of voice central control systems, in particular to an intelligent voice central control device for an electric vehicle.

Background

Nowadays, people call for environmental protection and energy conservation more and more, and the development of the electric vehicle industry is more and more rapid. Under the current great trend of intellectualization and Internet +, the traditional vehicles of the electric vehicle begin to be intellectualized and networked, and people can pay more and more attention to the use experience when using the electric vehicle to go out.

Chinese patent publication No. CN211603974U discloses a novel accuse instrument in intelligent electric motor car, including showing the touch-control unit, the light sense device, the temperature-sensing device, GPS positioning device, the main control unit, wireless transmission device and power module, adopt the human-computer interaction interface who shows the touch-control form, realize the automatically regulated of screen luminance and electric motor car light through the light sense device, realize the monitoring function to battery temperature through the temperature-sensing device, play the safety alarm effect, realize fixing a position and data remote communication storage to the electric motor car in real time through GPS positioning device and wireless transmission device. Above-mentioned technical scheme needs manual touch-control when using, can inconvenient user operation when driving, has still brought driving danger for the user to use the wiFi chip networking, the scope of networking is little.

Disclosure of Invention

The utility model mainly solves the technical problems of inconvenient operation and small networking range of the prior technical scheme, and provides an intelligent voice central control device for an electric vehicle, which transplants the intelligent voice of an intelligent voice assistant using WiFi networking to a two-wheel, three-wheel and four-wheel electric vehicle, adopts 4G _ Cat1 technology to carry out networking, breaks away from the constraint of fixed WiFi networking, collects and inputs an external sound source to a DSP chip, and the DSP packages and sends processed signals to a 4G _ Cat1 module, so that a basic vehicle control instruction, namely an offline instruction can be met under the condition of being disconnected from the network.

The technical problem of the utility model is mainly solved by the following technical scheme: the utility model provides an intelligent voice central control device of an electric vehicle, which comprises a control module, a power supply module, a voice acquisition module, a wireless connection module, a cloud processing module, a local processing module and a driving module, wherein the control module comprises a 4G _ Cat1 module, and the 4G _ Cat1 module is respectively connected with the power supply module, the voice acquisition module, the wireless connection module, the local processing module and the driving module. The device adopts 4G _ Cat1 technique to network, throw off the constraint of fixed wiFi networking, gather external sound source and input the DSP chip, the DSP chip will handle good signal packing and send for 4G _ Cat1 module, network through wireless connection module, it calculates to insert high in the clouds processing module, send back output operation signal behind 4G _ Cat1 module with the result again, when the off-line, calculate the back through local processing module and send reply instruction to 4G _ Cat1 module, make corresponding action. The 4G _ Cat1 module is divided into an online mode and an offline mode, the online mode can basically meet 90% of functions of the existing intelligent voice assistant on the market, such as weather, music, alarm clock and the like, and simultaneously can meet various vehicle control modes, such as opening a switch lock, closing the switch lock and the like, basic voice interaction and execution of vehicle control instructions can still be carried out under the condition of the offline mode, the offline voice can meet the most basic instructions of unlocking, self introduction and the like, and the basic vehicle control functions under the extremely poor signal conditions are ensured.

Preferably, the 4G _ Cat1 module is connected to the cloud processing module through a wireless connection module. The 4G _ Cat1 module is internally provided with rich network protocols, supports a remote communication mode of FDD-LTE/TDD-LTE, supports Wi-Fi SCAN and BT communication, supports various driving and software functions, has rich expansion interfaces, supports UART/SPI/I2C/USB and the like; the basic vehicle control instruction can be still carried out under the condition of no network, and the convenience and the safety of using the vehicle are ensured.

Preferably, the power module comprises an input power supply, a DC-DC circuit and an LDO circuit, and the input power supply is connected with the control module through the DC-DC circuit and the LDO circuit. The DC-DC circuit has high efficiency, can output large current, has small quiescent current, the LDO circuit has low cost, low noise and small quiescent current, and needs few external elements.

Preferably, the voice acquisition module comprises a DSP chip and a microphone device, and the microphone device is connected with the control module through the DSP chip. The DSP chip means the chip that can realize digital signal processing technique promptly, has the advantage of large-scale integrated nature, stability is good, the precision is high, programmability, embeddability, and the pronunciation that the microphone device will gather transmit 4G _ Cat1 module through the DSP chip.

Preferably, the wireless connection module comprises a SIM card, an LTE antenna and an indicator lamp, and the SIM card, the LTE antenna and the indicator lamp are respectively connected with the control module. The SIM card and the LTE antenna are connected with the 4G _ CAT1 module, so that the limitation of WiFi fixed position is eliminated.

Preferably, the driving module comprises a driving circuit, a driving device and a bluetooth module, the driving device is connected with the control module through the driving circuit, and the bluetooth module is connected with the control module. Through 4G _ CAT1 module output audio frequency or carry out corresponding IO operation, realize logics such as pronunciation accuse car, collocation classic bluetooth scheme again will connect and make a telephone call, function collection such as bluetooth music together, realized two-wheeled, tricycle, four-wheeled electric motor car networking's one-step leap.

The utility model has the beneficial effects that: the utility model provides an electric motor car intelligence pronunciation central control unit, realize speech recognition and the accuse car function under online or off-line environment, gather external sound source and input the DSP chip, the DSP chip sends the signal packing that is handled well for 4G _ Cat1 module, through the SIM card, the LTE antenna is connected with 4G _ CAT1 module, break away from the restriction of wiFi fixed position, insert high in the clouds processing module again and calculate, send back the result to output operating signal behind 4G _ Cat1 module at last, under the condition of disconnection network connection, still can rely on the data of local save to carry out most basic accuse car instruction, calculate through local processing module and send the answer instruction to 4G _ Cat1 module, make corresponding action.

Drawings

FIG. 1 is a flow chart of the operation of the present invention.

Fig. 2 is a schematic view of a connection structure of the present invention.

Fig. 3 is a schematic structural diagram of an embodiment of the present invention.

Detailed Description

The technical scheme of the utility model is further specifically described by the following embodiments and the accompanying drawings.

As shown in fig. 1-3, the present invention provides an intelligent voice central control apparatus for an electric vehicle, comprising a control module, a power module, a voice acquisition module, a wireless connection module, a cloud processing module, a local processing module and a driving module, wherein the control module comprises a 4G _ Cat1 module, specifically a Cat1 module of EC600N model, the 4G _ Cat1 module is respectively connected with the power module, the voice acquisition module, the wireless connection module, the local processing module and the driving module, the cloud processing module is connected with the wireless connection module, the 4G _ Cat1 module is connected with the cloud processing module through the wireless connection module, the 4G _ Cat1 module is divided into an online mode and an offline mode, the online mode can substantially satisfy 90% of functions of an intelligent voice assistant in the market, such as weather, music, alarm clock and the like, and can satisfy a plurality of vehicle control modes, for example, the electric door lock is opened, closed and the like, basic voice interaction and execution of a vehicle control instruction can be still performed under the condition of an offline mode, the offline voice can meet the most basic instructions of unlocking, self introduction and the like, and the basic vehicle control function under the condition of extremely poor signal conditions is ensured; the power module comprises an input power supply, a DC-DC circuit and an LDO circuit, wherein the input power supply is connected with the 4G _ Cat1 module through the DC-DC circuit and the LDO circuit, so that the power supply stability is guaranteed; the voice acquisition module comprises a DSP chip and a microphone device, namely an MIC, the microphone device is connected with the 4G _ Cat1 module through the DSP chip, and the microphone device transmits acquired voice to the 4G _ Cat1 module through the DSP chip; the wireless connection module comprises an SIM card, an LTE antenna and an indicator light, and the SIM card, the LTE antenna and the indicator light are respectively connected with the 4G _ Cat1 module to get rid of the limitation of WiFi fixed position; the drive module includes drive circuit, drive device and bluetooth module, drive device passes through drive circuit and is connected with 4G _ Cat1 module, the bluetooth module is connected with 4G _ Cat1 module, drive device specifically is alarm, lamps and lanterns and loudspeaker.

During operation, two ways MIC gather the external sound source and input DSP chip, carry out the difference calculation processing, follow the power amplifier back stage simultaneously, loudspeaker department promptly, insert difference signal of the same kind to DSP chip, carry out the isolation calculation of self sound source output, reduce the incident of awakening up certainly and take place. The DSP chip packs and sends processed signals to a 4G _ Cat1 module, the signals are connected with a 4G _ CAT1 module through an SIM card and an LTE antenna to be networked, the 4G _ Cat1 module accesses the signals sent by the DSP chip to a cloud processing module to perform voice recognition and convert the signals into corresponding text information, the text information is matched with reply voice or a reply command in a command library according to a pre-designed command library, after the matching is successful, the result is sent back to the 4G _ Cat1 module through a 4G _ Cat1 signal, and audio is output or corresponding I/O operation is performed through a loudspeaker carried by the module; when the equipment is off-line, the local processing module performs voice recognition to convert the voice into corresponding text information, the text information is matched with reply voice or a reply command in an instruction library according to a pre-designed instruction library, and after the matching is successful, a result is sent to the 4G _ Cat1 module to perform corresponding action. The on-line voice interaction can be carried out during on-line, the on-off states of the burglar alarm and the lamp can be controlled, and the on-off states of the burglar alarm and the lamp can be controlled during off-line.

The specific embodiments described herein are merely illustrative of the spirit of the utility model. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the utility model as defined in the appended claims.

Although terms such as cloud processing, local processing, etc. are used more herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.

Claims (6)

1. The utility model provides an electric motor car intelligence pronunciation central control unit, its characterized in that, includes control module, power module, pronunciation collection module, wireless connection module, high in the clouds processing module, local processing module and drive module, control module includes 4G _ Cat1 module, 4G _ Cat1 module is connected with power module, pronunciation collection module, wireless connection module, local processing module and drive module respectively.

2. The intelligent voice central control device for the electric vehicle as claimed in claim 1, wherein the 4G _ Cat1 module is connected with the cloud processing module through a wireless connection module.

3. The intelligent voice central control device for the electric vehicle as claimed in claim 1, wherein the power module comprises an input power supply, a DC-DC circuit and an LDO circuit, and the input power supply is connected with the control module through the DC-DC circuit and the LDO circuit.

4. The intelligent voice central control device for the electric vehicle as claimed in claim 1, wherein the voice acquisition module comprises a DSP chip and a microphone device, and the microphone device is connected with the control module through the DSP chip.

5. The intelligent voice central control device for the electric vehicle as claimed in claim 1, wherein the wireless connection module comprises a SIM card, an LTE antenna and an indicator lamp, and the SIM card, the LTE antenna and the indicator lamp are respectively connected with the control module.

6. The intelligent voice central control device for the electric vehicle as claimed in claim 1, wherein the driving module comprises a driving circuit, a driving device and a bluetooth module, the driving device is connected with the control module through the driving circuit, and the bluetooth module is connected with the control module.

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