CN112235694A - In-vehicle voice processing method and system, electronic device and storage medium - Google Patents
In-vehicle voice processing method and system, electronic device and storage medium Download PDFInfo
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- CN112235694A CN112235694A CN202011479882.6A CN202011479882A CN112235694A CN 112235694 A CN112235694 A CN 112235694A CN 202011479882 A CN202011479882 A CN 202011479882A CN 112235694 A CN112235694 A CN 112235694A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers, loudspeakers or microphones
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/16—Sound input; Sound output
- G06F3/165—Management of the audio stream, e.g. setting of volume, audio stream path
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/3822—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving specially adapted for use in vehicles
Abstract
The invention provides an in-vehicle voice processing method and system, an electronic device and a storage medium, which are used for performing voice processing in a split type vehicle-mounted multimedia device, wherein the split type vehicle-mounted multimedia device comprises the following components: the display device and the processing device are connected through a Type-C data line, and the method comprises the following steps: detecting a voice signal output request in the processing device, wherein the voice signal output request at least carries a first voice signal; transmitting the first voice signal in the processing device to the display device through a voice transmission interface preset on the Type-C data line; and sending the first voice signal through an FM module in the display device. The invention effectively improves the signal quality of voice input and output in the vehicle.
Description
Technical Field
The present invention relates to the field of vehicle-mounted voice processing, and in particular, to a method and a system for processing a voice in a vehicle, an electronic device, and a readable storage medium.
Background
The common vehicle-mounted multimedia equipment is generally arranged in the center of a vehicle console, the front surface of the equipment is provided with a touch display screen, and the back surface of the equipment is connected to the peripheral equipment of the vehicle, such as a power supply, a loudspeaker, a camera, a small lamp control and the like, through a flat cable socket; for a voice input and output system of the equipment, a voice input microphone is generally arranged at the corner of a front screen of the equipment; the voice output is connected to the vehicle horn through a horn cable at the socket on the back of the equipment, and a corresponding voice power amplifier circuit is arranged on the main control board for driving the original vehicle horn.
The split type multimedia equipment is installed under the condition that the original vehicle is not reformed, and is independently composed of a host and a display screen; because of not reforming transform former car, the host computer is placed inside the glove box usually, and the display screen is placed in well accuse platform position, and both are connected through the display screen winding displacement, and current split type on-vehicle multimedia apparatus pronunciation input output device generally is held at the host computer, because of the host computer is placed inside the glove box, will lead to pronunciation input output to receive the interference very easily like this, and output loudspeaker sound is less can't play out through former car stereo set.
Disclosure of Invention
The invention provides an in-vehicle voice processing method and system which are convenient to install and can effectively improve the quality of signals input and output by voice in a vehicle.
An in-vehicle voice processing method is used for voice processing in a split type vehicle-mounted multimedia device, and the split type vehicle-mounted multimedia device comprises the following steps: the display device and the processing device are connected through a Type-C data line, and the method comprises the following steps:
detecting a voice signal output request in the processing device, wherein the voice signal output request at least carries a first voice signal;
transmitting the first voice signal in the processing device to the display device through a voice transmission interface preset on the Type-C data line;
and sending the first voice signal through an FM module in the display device.
Preferably, the in-vehicle voice processing method further includes, after the first voice signal is transmitted through an FM module in the display device:
and receiving and playing the first voice signal through an FM module in the vehicle.
Preferably, the in-vehicle voice processing method, wherein,
the first speech signal includes at least one of: the voice processing device comprises a voice signal on a terminal connected with the processing device, a voice signal of an application program on the terminal connected with the processing device and a voice signal on the processing device.
Preferably, the in-vehicle voice processing method, wherein a voice input module is integrated on the display device, the voice input module comprises a microphone and a microphone signal processing circuit,
the microphone outputs a differential analog signal in an analog electret form or outputs an I2S digital signal in a digital silicon microphone form, and is used for collecting the first voice signal;
the microphone signal processing circuit: the voice signal processing device is used for carrying out signal conditioning after the first voice signal is transmitted to the Type-C data line; when the microphone adopts an analog electret, the microphone signal processing circuit comprises a filtering and protecting circuit; when the microphone adopts a digital silicon microphone, the microphone signal processing circuit comprises a digital matching circuit.
The invention provides an in-vehicle voice processing system, which is used for carrying out voice processing in split type vehicle-mounted multimedia equipment, wherein the split type vehicle-mounted multimedia equipment comprises: display device and processing apparatus, display device with processing apparatus passes through Type-C data line connection, the system includes:
the detection module is used for detecting a voice signal output request in the processing device, wherein the voice signal output request at least carries a first voice signal;
the transmission module is used for transmitting the first voice signal in the processing device to the display device through a voice transmission interface preset on the Type-C data line;
and the sending module is used for sending the first voice signal through an FM module in the display device.
Preferably, the in-vehicle voice processing system, wherein,
the first voice signal is received and played through an FM module in the vehicle.
Preferably, the in-vehicle voice processing system, wherein,
the first speech signal includes at least one of: the voice processing device comprises a voice signal on a terminal connected with the processing device, a voice signal of an application program on the terminal connected with the processing device and a voice signal on the processing device.
Preferably, the in-vehicle voice processing system, wherein a voice input module is integrated on the display device, the voice input module comprises a microphone and a microphone signal processing circuit,
the microphone outputs a differential analog signal in an analog electret form or outputs an I2S digital signal in a digital silicon microphone form, and is used for collecting the first voice signal;
the microphone signal processing circuit: the voice signal processing device is used for carrying out signal conditioning after the first voice signal is transmitted to the Type-C data line; when the microphone adopts an analog electret, the microphone signal processing circuit comprises a filtering and protecting circuit; when the microphone adopts a digital silicon microphone, the microphone signal processing circuit comprises a digital matching circuit.
The invention provides electronic equipment which comprises a memory, a processor and a computer program which is stored on the memory and can run on the processor, wherein the processor realizes the steps of the in-vehicle voice processing method when executing the program.
The present invention provides a non-transitory computer-readable storage medium having stored thereon a computer program which, when being executed by a processor, carries out the steps of the in-vehicle speech processing method.
The in-vehicle voice processing method provided by the invention has the advantages that under the condition that the original vehicle is not modified, the split type vehicle-mounted multimedia equipment is arranged, the display device and the processing device are respectively and independently arranged, and the first voice signal is sent through the FM module in the display device, so that the problem that microphone input is easily interfered is solved; the FM module is connected to the original car sound system, and the voice output can be played through the original car sound system, so that the problem of small sound of equipment is solved; meanwhile, the FM module is placed at the end of the display device, no redundant cable is arranged, the installation is convenient, and the signal quality of voice input and output in the vehicle is effectively improved.
Drawings
In order to more clearly illustrate the technical solutions of the present invention or the prior art, the drawings needed for the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.
FIG. 1 is a schematic diagram of an in-vehicle speech processing method according to the present invention;
FIG. 2 is a schematic diagram of an in-vehicle speech processing system provided by the present invention;
fig. 3 is a schematic diagram of an electronic device provided in the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Fig. 1 is a schematic diagram of an in-vehicle voice processing method provided by the present invention, as shown in fig. 1, the method is used for performing voice processing in a split vehicle-mounted multimedia device, where the split vehicle-mounted multimedia device includes: the display device and the processing device are connected through a Type-C data line, and the method comprises the following steps:
detecting a voice signal output request in the processing device, wherein the voice signal output request at least carries a first voice signal;
the first speech signal includes at least one of: the voice processing device comprises a voice signal on a terminal connected with the processing device, a voice signal of an application program on the terminal connected with the processing device and a voice signal on the processing device.
Transmitting the first voice signal in the processing device to the display device through a voice transmission interface preset on the Type-C data line;
and sending the first voice signal through an FM module in the display device.
The FM module in the display device comprises an FM modulation transmitting unit and an FM antenna which are arranged at the display device, and an FM receiving unit which is arranged at the original vehicle sound system,
the FM modulation transmitting unit is used for modulating the output analog stereo voice signal to an FM frequency band and transmitting the analog stereo voice signal through an FM antenna;
the FM receiving unit is used for receiving the voice signal transmitted by the FM antenna.
After the first voice signal is transmitted through the FM module in the display device, the method further includes:
and receiving and playing the first voice signal through an FM module (FM receiving unit) in the vehicle, wherein the FM module in the vehicle is integrated in an original vehicle sound system.
The display device is integrated with a voice input module which comprises a microphone and a microphone signal processing circuit,
the microphone outputs a differential analog signal in an analog electret form or outputs an I2S digital signal in a digital silicon microphone form, and is used for collecting the first voice signal; the microphone is arranged at the lower left corner of the front surface of the screen, and a sound pickup hole is arranged on the microphone.
The microphone signal processing circuit: the voice signal processing device is used for carrying out signal conditioning after the first voice signal is transmitted to the Type-C data line; when the microphone adopts an analog electret, the microphone signal processing circuit comprises a filtering and protecting circuit; when the microphone adopts a digital silicon microphone, the microphone signal processing circuit comprises a digital matching circuit.
The in-vehicle voice processing method provided by the invention has the advantages that under the condition that the original vehicle is not modified, the split type vehicle-mounted multimedia equipment is arranged, the display device and the processing device are respectively and independently arranged, and the first voice signal is sent through the FM module in the display device, so that the problem that microphone input is easily interfered is solved; the FM module is connected to the original car sound system, and the voice output can be played through the original car sound system, so that the problem of small sound of equipment is solved; meanwhile, the FM module is placed at the end of the display device, no redundant cable is arranged, the installation is convenient, and the signal quality of voice input and output in the vehicle is effectively improved.
The following describes the in-vehicle speech processing system provided by the present invention, and the in-vehicle speech processing system described below and the in-vehicle speech processing method described above may be referred to in correspondence with each other.
Fig. 2 is a schematic diagram of an in-vehicle voice processing system provided in the present invention, as shown in fig. 2, the system is used for performing voice processing in a split-type vehicle-mounted multimedia device, where the split-type vehicle-mounted multimedia device includes: display device and processing apparatus, display device with processing apparatus passes through Type-C data line connection, the system includes:
a detection module 10, configured to detect a voice signal output request in the processing apparatus, where the voice signal output request carries at least a first voice signal;
the transmission module 20 is configured to transmit the first voice signal in the processing device to the display device through a voice transmission interface preset on the Type-C data line;
a sending module 30, configured to send the first voice signal through an FM module in the display device.
The first voice signal is received and played through an FM module in the vehicle.
The first speech signal includes at least one of: the voice processing device comprises a voice signal on a terminal connected with the processing device, a voice signal of an application program on the terminal connected with the processing device and a voice signal on the processing device.
The display device is integrated with a voice input module which comprises a microphone and a microphone signal processing circuit,
the microphone outputs a differential analog signal in an analog electret form or outputs an I2S digital signal in a digital silicon microphone form, and is used for collecting the first voice signal;
the microphone signal processing circuit: the voice signal processing device is used for carrying out signal conditioning after the first voice signal is transmitted to the Type-C data line; when the microphone adopts an analog electret, the microphone signal processing circuit comprises a filtering and protecting circuit; when the microphone adopts a digital silicon microphone, the microphone signal processing circuit comprises a digital matching circuit.
Fig. 3 illustrates a physical structure diagram of an electronic device, which may include: a processor (processor)310, a communication Interface (communication Interface)320, a memory (memory)330 and a communication bus 340, wherein the processor 310, the communication Interface 320 and the memory 330 communicate with each other via the communication bus 340. The processor 310 may invoke the logic instructions in the memory 330 to perform an in-vehicle voice processing method for voice processing in a split vehicle multimedia device, comprising: the display device and the processing device are connected through a Type-C data line, and the method comprises the following steps:
detecting a voice signal output request in the processing device, wherein the voice signal output request at least carries a first voice signal;
transmitting the first voice signal in the processing device to the display device through a voice transmission interface preset on the Type-C data line;
and sending the first voice signal through an FM module in the display device.
In addition, the logic instructions in the memory 330 may be implemented in the form of software functional units and stored in a computer readable storage medium when the software functional units are sold or used as independent products. Based on such understanding, the technical solution of the present invention may be embodied in the form of a software product, which is stored in a storage medium and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: a U-disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and other various media capable of storing program codes.
In another aspect, the present invention also provides a computer program product comprising a computer program stored on a non-transitory computer readable storage medium, the computer program comprising program instructions which, when executed by a computer, enable the computer to perform an in-vehicle speech processing method for speech processing in a split vehicle multimedia device, the split vehicle multimedia device comprising: the display device and the processing device are connected through a Type-C data line, and the method comprises the following steps:
detecting a voice signal output request in the processing device, wherein the voice signal output request at least carries a first voice signal;
transmitting the first voice signal in the processing device to the display device through a voice transmission interface preset on the Type-C data line;
and sending the first voice signal through an FM module in the display device.
In yet another aspect, the present invention also provides a non-transitory computer-readable storage medium having stored thereon a computer program, which when executed by a processor, is implemented to perform an in-vehicle voice processing method for voice processing in a split type vehicle-mounted multimedia device, the split type vehicle-mounted multimedia device comprising: the display device and the processing device are connected through a Type-C data line, and the method comprises the following steps:
detecting a voice signal output request in the processing device, wherein the voice signal output request at least carries a first voice signal;
transmitting the first voice signal in the processing device to the display device through a voice transmission interface preset on the Type-C data line;
and sending the first voice signal through an FM module in the display device.
The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.
Through the above description of the embodiments, those skilled in the art will clearly understand that each embodiment can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware. With this understanding in mind, the above-described technical solutions may be embodied in the form of a software product, which can be stored in a computer-readable storage medium such as ROM/RAM, magnetic disk, optical disk, etc., and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device, etc.) to execute the methods described in the embodiments or some parts of the embodiments.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. An in-vehicle voice processing method is used for voice processing in a split type vehicle-mounted multimedia device, and the split type vehicle-mounted multimedia device comprises the following steps: the display device and the processing device are connected through a Type-C data line, and the method comprises the following steps:
detecting a voice signal output request in the processing device, wherein the voice signal output request at least carries a first voice signal;
transmitting the first voice signal in the processing device to the display device through a voice transmission interface preset on the Type-C data line;
and sending the first voice signal through an FM module in the display device.
2. The in-vehicle voice processing method according to claim 1, further comprising, after the first voice signal is transmitted through an FM module in the display device:
and receiving and playing the first voice signal through an FM module in the vehicle.
3. The in-vehicle voice processing method according to claim 1,
the first speech signal includes at least one of: the voice processing device comprises a voice signal on a terminal connected with the processing device, a voice signal of an application program on the terminal connected with the processing device and a voice signal on the processing device.
4. The in-vehicle voice processing method according to claim 1, wherein a voice input module is integrated on the display device, the voice input module includes a microphone and a microphone signal processing circuit,
the microphone outputs a differential analog signal in an analog electret form or outputs an I2S digital signal in a digital silicon microphone form, and is used for collecting the first voice signal;
the microphone signal processing circuit: the voice signal processing device is used for carrying out signal conditioning after the first voice signal is transmitted to the Type-C data line; when the microphone adopts an analog electret, the microphone signal processing circuit comprises a filtering and protecting circuit; when the microphone adopts a digital silicon microphone, the microphone signal processing circuit comprises a digital matching circuit.
5. An in-vehicle voice processing system, for performing voice processing in a split-type vehicle-mounted multimedia device, the split-type vehicle-mounted multimedia device comprising: display device and processing apparatus, display device with processing apparatus passes through Type-C data line connection, the system includes:
the detection module is used for detecting a voice signal output request in the processing device, wherein the voice signal output request at least carries a first voice signal;
the transmission module is used for transmitting the first voice signal in the processing device to the display device through a voice transmission interface preset on the Type-C data line;
and the sending module is used for sending the first voice signal through an FM module in the display device.
6. The in-vehicle speech processing system of claim 5, wherein:
the first voice signal is received and played through an FM module in the vehicle.
7. The in-vehicle voice processing system according to claim 5,
the first speech signal includes at least one of: the voice processing device comprises a voice signal on a terminal connected with the processing device, a voice signal of an application program on the terminal connected with the processing device and a voice signal on the processing device.
8. The in-vehicle voice processing system according to claim 5, wherein a voice input module is integrated on the display device, the voice input module including a microphone and a microphone signal processing circuit,
the microphone outputs a differential analog signal in an analog electret form or outputs an I2S digital signal in a digital silicon microphone form, and is used for collecting the first voice signal;
the microphone signal processing circuit: the voice signal processing device is used for carrying out signal conditioning after the first voice signal is transmitted to the Type-C data line; when the microphone adopts an analog electret, the microphone signal processing circuit comprises a filtering and protecting circuit; when the microphone adopts a digital silicon microphone, the microphone signal processing circuit comprises a digital matching circuit.
9. An electronic device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, characterized in that the steps of the in-vehicle speech processing method according to any of claims 1 to 4 are implemented when the processor executes the program.
10. A non-transitory computer-readable storage medium, on which a computer program is stored, which, when being executed by a processor, carries out the steps of the in-vehicle speech processing method according to any one of claims 1 to 4.
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