WO2020010578A1

WO2020010578A1 - Voice interaction-enabled smart car charger

Info

Publication number: WO2020010578A1
Application number: PCT/CN2018/095456
Authority: WO
Inventors: 邓超
Original assignee: 深圳傲智天下信息科技有限公司
Priority date: 2018-07-12
Filing date: 2018-07-12
Publication date: 2020-01-16
Also published as: CN208904670U; CN108879874A

Abstract

A voice interaction-enabled smart car charger. The smart car charger is in Bluetooth connection with a car, and is capable of acquiring on-board parameters of the car that can comprise: fuel consumption, mileage, tire pressure, etc. The smart car charger is also in Bluetooth connection with a mobile terminal, such that the smart charger is capable of sending data, including the on-board parameters acquired from the car, GPS positioning data of itself, and air quality data in the car detected by itself to a mobile phone, and is capable of displaying the same on the mobile phone via an application or in the form of information. The smart car charger is in wireless connection with an on-board Bluetooth audio system of the car, and has a WiFi communication module and a cellular data communication module, such that the smart car charger has network connectivity to the mobile Internet. The smart car charger is capable of picking up an audio signal via a microphone array. The audio signal undergoes semantic analysis, thereby achieving functions of making a call, sending a text message, performing an information query, and the like according to the semantic analysis, i.e., realizing a smart voice interaction function.

Description

Intelligent car charger capable of voice interaction

Technical field

The invention relates to the technical field of vehicle chargers, and in particular to a smart car charger capable of voice interaction.

Background technique

Car charger refers to the car charger that is usually powered by car batteries (12V for cars, 24V for trucks). Car chargers are accessories designed to make it easy for owners to charge digital products anytime, anywhere with a car charging source. Some high-end car chargers generally include two USB ports, which can charge two digital products at the same time. This type of product generally has overload protection, short circuit protection, high voltage input protection, high temperature protection, and four safety protection functions to ensure safe use. The functions of car chargers are gradually enriching. There are already car chargers with GPS positioning function on the market, which can realize real-time tracking, historical track playback, parking point query, collision alarm, speeding alarm, and geo-fence alarm. Or the computer accesses the monitoring platform and provides APP download on the mobile phone to facilitate vehicle positioning. However, the interaction method here is more based on the operation of the mobile phone screen, the convenience of interaction is not good, and the function of the car charger is still not rich enough, and there is a problem of single function.

Summary of the invention

The present application provides a smart car charger capable of voice interaction, capable of man-machine intelligent voice interaction, and having more functions and enhancing a personalized experience.

In one embodiment, a smart car charger capable of voice interaction is provided for plugging into a car's cigarette lighter to obtain power, including a housing, an upper cover, and an LED light ring provided on the outside of the upper cover.

A control circuit board and a microphone array, a wireless communication module, a USB mounting board, and a charging circuit board electrically connected to the control circuit board are disposed in the housing; the charging circuit board is also connected to a part of the housing, and the housing is connected to the housing. Two spring posts and a hammer head inside, the two spring posts are used to electrically connect with the negative pole of the cigarette lighter, and the hammer head is used to electrically connect with the positive pole of the cigarette lighter; the wireless communication module includes GPS module, Bluetooth module, WiFi communication module and mobile data communication module; two USB components whose ends are exposed to the shell are provided on the USB mounting plate; a microphone button is provided on the upper cover for turning on or off microphone.

In some embodiments, the Bluetooth module is dual-mode Bluetooth, and the Bluetooth module is not only used to wirelessly connect with a car Bluetooth and connect to a car Bluetooth speaker, but also to communicate with a mobile terminal.

In some embodiments, the Bluetooth module includes a Bluetooth matching module for automatically searching for a mobile terminal or a vehicle-mounted Bluetooth device within a preset range and performing a matching connection.

In some embodiments, the wireless communication module further includes an FM module for converting an audio signal received by Bluetooth into an FM signal and sending the FM signal to a car FM radio.

In some embodiments, the wireless communication module further includes an FM search module, which is used to automatically search for FM transmission information within a preset range and select a frequency point at which the signal is weak for signal transmission.

In some embodiments, the mobile data communication module includes: a 3G, 4G, or 5G communication module.

In some embodiments, the smart car charger further includes a power conversion component and a spring member connected to the charging circuit board and the hammer head; the power conversion component is electrically connected to the spring post, the hammer head, and the USB component, respectively; The power conversion assembly is disposed on the charging circuit board, and the spring member is connected to the charging circuit board.

In some embodiments, the USB component further includes a voltage identification circuit, an input end of the voltage identification circuit is connected to a USB charging port, and an output end of the voltage identification circuit is connected to an output end of the power conversion component.

In some embodiments, the smart car charger further includes an energy storage module, the energy storage module is connected to the power conversion component and stores electrical energy; the energy storage module is the wireless communication when the car is turned off and power is off The module and the USB component provide power.

In some embodiments, an air detection sensor is provided on the control circuit board to detect the air quality in the car; a noise reduction module and a local wake-up module are also provided on the control circuit board.

According to the above embodiment, since the smart car charger is connected to the car's Bluetooth, some on-board parameters of the car can be obtained: fuel consumption, kilometers, tire pressure, etc .; and because the smart car charger is connected to the mobile terminal via Bluetooth, the smart car charger can be driven from The car obtains the parameters of the car, its own GPS positioning data, and the air quality inside the car, and sends it to the mobile phone, and displays it on the mobile phone using an APP or information form; and because the smart car charger is wirelessly connected to the car's Bluetooth audio, and because The smart car charger has a WiFi communication module and a mobile data communication module, so that the smart car charger has the above functions of the mobile Internet. Voice signals can be picked up by the microphone array. After the picked up voice signals are semantically analyzed, such as making a call, Functions such as sending text messages or searching for information provide intelligent voice interaction.

BRIEF DESCRIPTION OF THE DRAWINGS

1 is a perspective view of a smart car charger capable of voice interaction according to an embodiment;

2 is a front perspective view of a smart car charger capable of voice interaction according to an embodiment;

3 is a side perspective view of a smart car charger capable of voice interaction according to an embodiment;

FIG. 4 is an explosion diagram of a smart car capable of voice interaction according to an embodiment; FIG.

FIG. 5 is a structural diagram of a smart car charger system capable of voice interaction according to an embodiment.

detailed description

The present invention will be further described in detail below through specific embodiments in combination with the accompanying drawings. In the different embodiments, similar elements are labeled with associated similar elements. In the following embodiments, many details are described so that the present application can be better understood. However, those skilled in the art can effortlessly realize that some of these features can be omitted in different situations, or can be replaced by other elements, materials, and methods. In some cases, some operations related to this application are not shown or described in the description. This is to avoid that the core part of this application is overwhelmed by too much description. For those skilled in the art, these are described in detail. The related operations are not necessary, they can fully understand the related operations according to the description in the description and the general technical knowledge in the field.

In addition, the features, operations, or features described in the specification may be combined in any suitable manner to form various embodiments. At the same time, the steps or actions in the method description can also be sequentially swapped or adjusted in a manner obvious to those skilled in the art. Therefore, the various orders in the description and drawings are only for clearly describing a certain embodiment, and are not meant to be a necessary order, unless otherwise stated that a certain order must be followed.

The serial numbers of components in this document, such as "first", "second", etc., are only used to distinguish the described objects and do not have any order or technical meaning. The terms “connection” and “connection” in this application include direct and indirect connections (connections) unless otherwise specified.

Referring to FIGS. 1-5, the present application provides a voice-interactive smart car charger for plugging into a car's cigarette lighter to obtain power, including: a housing 10, a cover 20, and an LED light ring provided on the outside of the cover. 30. The LED light ring 30 will change the lights of different colors along with the voice interaction of the smart car charger.

A control circuit board 44 and a microphone array 22, a wireless communication module 43, a USB mounting board 42 and a charging circuit board 41 electrically connected to the control circuit board 44 are provided in the casing 10. The charging circuit board 41 is also connected to the control circuit board 44. Two spring posts 13 and a hammer head 12 partially contained in the casing, the two spring posts 13 are used to electrically connect with the negative pole of the cigarette lighter, and the hammer head 12 is used to connect with the positive pole of the cigarette lighter Electrical connection; the wireless communication module 43 includes a GPS module, a Bluetooth module, a WiFi communication module, and a mobile data communication module; the USB mounting board 42 is provided with two USB components 11 whose ends are exposed to the housing; The upper cover 20 is provided with a microphone button 21 for turning on or off the microphone.

In some embodiments, the Bluetooth module is dual-mode Bluetooth. The Bluetooth module is not only used to wirelessly connect with the car Bluetooth and connect to the car Bluetooth speaker, but also to communicate with mobile terminals (including mobile phones and tablet computers). .

In some embodiments, the wireless communication module further includes an FM module for converting an audio signal received by Bluetooth (especially an audio signal received from a mobile phone via Bluetooth) into an FM signal and sending the FM signal to a car FM radio, thereby The function of playing mobile phone audio to the car FM radio is realized.

In some embodiments, the wireless communication module further includes an FM search module, which is used to automatically search for FM transmission information within a preset range and select a frequency point at which the signal is weak for signal transmission. This is because some frequency points may be occupied by local radio stations. Selecting frequency points with weak signals for signal transmission can effectively avoid interference from local radio stations.

Referring to FIG. 4, in some embodiments, the smart car charger further includes a power conversion assembly and a spring member connected to the charging circuit board and a hammer head; the power conversion assembly is respectively connected to the spring post, the hammer head, and a USB component. 11 is electrically connected; the power conversion assembly is disposed on the charging circuit board 41, and the spring member is connected to the charging circuit board.

In some embodiments, the smart car charger further includes an energy storage module (not shown), the energy storage module is connected to the power conversion component and stores electrical energy; the energy storage module is powered off when the vehicle is turned off and powered off Power is provided to the wireless communication module 43 and the USB component 11.

In some embodiments, an air detection sensor is provided on the control circuit board to detect the air quality in the vehicle, including: gas pollutant concentration, PM2.5 and other climatic parameters.

In some embodiments, the control circuit board 44 is provided with a noise reduction module 27 and a local wake-up module. The noise reduction module is used to reduce the noise of the voice signal picked up by the microphone array. The local wake-up module is used when the smart car is not used for a long time. When in the sleep state, the smart car charger is woken up in response to a preset voice signal picked up by the microphone array.

In the above embodiment, since the smart car charger is connected to the car's Bluetooth, some on-board parameters of the car can be obtained: fuel consumption, kilometers, tire pressure, etc .; and because the smart car charger is connected to the mobile terminal's Bluetooth, the smart car charger can be driven from The car obtains the parameters of the vehicle, its own GPS positioning data, and the air quality inside the car, and sends it to the mobile phone, and displays it on the mobile phone using APP or information form.

In the above embodiment, since the smart car charger is wirelessly connected with the car's on-board Bluetooth speaker, and because the smart car charger has a WiFi communication module and a mobile data communication module, the smart car charger has the Internet access function of the mobile Internet, and the voice can be picked up by the microphone array 22 Signal, the picked-up voice signal is processed by the processor's semantic analysis on the control circuit board or the cloud server for semantic analysis. Functions such as making a call, sending a text message, or searching for information can be realized based on the semantic analysis, and the car's Bluetooth speaker is used for voice playback, that is, Implemented a voice interaction function similar to SIRI.

In the above embodiment, since the smart car charger is wirelessly connected with the car radio, the audio signal received by Bluetooth can be converted into an FM signal and the FM signal can be sent to the car FM radio to realize audio playback through the FM radio.

Those skilled in the art can understand that all or part of the functions of the various methods in the foregoing embodiments may be implemented by hardware, or by computer programs. When all or part of the functions in the above embodiments are implemented by a computer program, the program may be stored in a computer-readable storage medium, and the storage medium may include: a read-only memory, a random access memory, a magnetic disk, an optical disk, a hard disk, etc. The computer executes the program to realize the above functions. For example, the program is stored in the memory of the device, and when the processor executes the program in the memory, all or part of the functions described above can be implemented. In addition, when all or part of the functions in the foregoing embodiments are implemented by a computer program, the program may also be stored in a storage medium such as a server, another computer, a magnetic disk, an optical disk, a flash disk, or a mobile hard disk, and saved by downloading or copying To the memory of the local device, or to update the version of the system of the local device, when the program in the memory is executed by the processor, all or part of the functions in the foregoing embodiments can be implemented.

The above uses specific examples to illustrate the present invention, but is only used to help understand the present invention, and is not intended to limit the present invention. For those skilled in the art to which the present invention pertains, according to the idea of the present invention, several simple deductions, deformations, or replacements can also be made.

Claims

A smart car charger capable of voice interaction is used to be inserted into a cigarette lighter of a car to obtain power, and is characterized in that it includes a housing, an upper cover, and an LED light ring provided on the outside of the upper cover.

A control circuit board and a microphone array, a wireless communication module, a USB mounting board, and a charging circuit board electrically connected to the control circuit board are disposed in the housing; the charging circuit board is also connected to a portion of the housing, which is housed in the housing Two spring posts and a hammer head inside, the two spring posts are used to electrically connect with the negative pole of the cigarette lighter, and the hammer head is used to electrically connect with the positive pole of the cigarette lighter; the wireless communication module includes GPS module, Bluetooth module, WiFi communication module and mobile data communication module; two USB components whose ends are exposed to the shell are provided on the USB mounting plate; a microphone button is provided on the upper cover for turning on or off microphone.
The intelligent car charger capable of voice interaction according to claim 1, wherein the Bluetooth module is a dual-mode Bluetooth, and the Bluetooth module is not only used to wirelessly connect with a car Bluetooth and connect to a car Bluetooth speaker, but also available To communicate with the mobile terminal.
The smart car charger capable of voice interaction according to claim 1, wherein the Bluetooth module comprises a Bluetooth matching module for automatically searching for a mobile terminal or a vehicle-mounted Bluetooth device within a preset range and performing a matching connection.
The smart car charger capable of voice interaction according to claim 1, wherein the wireless communication module further comprises an FM module for converting an audio signal received by Bluetooth into an FM signal and sending the FM signal to a car FM radio .
The intelligent car charger capable of voice interaction according to claim 4, wherein the wireless communication module further comprises an FM search module for automatically searching for FM transmission information within a preset range and selecting a weak signal Signal transmission at frequency points.
The intelligent car charger capable of voice interaction according to claim 1, wherein the mobile data communication module comprises: a 3G, 4G or 5G communication module.
The intelligent car charger capable of voice interaction according to claim 1, wherein the smart car charger further comprises a power conversion assembly, a spring member connected to the charging circuit board and a hammer head, and the power conversion assembly is respectively connected with The spring post, hammer head, and USB component are electrically connected; the power conversion component is disposed on the charging circuit board, and the spring member is connected to the charging circuit board.
The intelligent car charger capable of voice interaction according to claim 1, wherein the USB component further comprises a voltage recognition circuit, and the input terminal of the voltage recognition circuit is connected to the USB charging port, and the voltage recognition circuit The output terminal is connected to the output terminal of the power conversion component.
The smart car charger with voice interaction according to claim 1, wherein the smart car charger further comprises an energy storage module, the energy storage module is connected to the power conversion component and stores electric energy; the energy storage The module provides power to the wireless communication module and the USB component when the car is turned off and powered off.
The smart car charger capable of voice interaction according to claim 1, wherein an air detection sensor is provided on the control circuit board to detect the air quality in the car; and a noise reduction module and a local wake-up module are also provided. .