CN-121603837-B - Detachable vehicle-mounted sound system and vehicle

CN121603837BCN 121603837 BCN121603837 BCN 121603837BCN-121603837-B

Abstract

The application discloses a detachable vehicle-mounted sound system and a vehicle, the detachable vehicle-mounted sound system comprises a position detection module, a microprocessor, a digital signal processing module, a power amplifier, a signal switching module and a loudspeaker. The system comprises a position detection module, a microprocessor, a digital signal processing module, a power amplifier, a signal switching module and a loudspeaker, wherein the position detection module is used for detecting whether a sound is in a vehicle-mounted state, the microprocessor is in communication connection with the position detection module and used for determining a current interaction scene according to an output signal of the position detection module and a vehicle control instruction and outputting a scene control signal, the digital signal processing module is connected with the microprocessor and used for loading a corresponding sound effect processing algorithm according to the scene control signal and processing an audio signal, the power amplifier is connected with the digital signal processing module and used for amplifying the processed audio signal, the signal switching module is used for switching an audio signal path according to the scene control signal, and the loudspeaker is used for playing the audio signal.

Inventors

Request for anonymity

Assignees

深圳旷世科技有限公司

Dates

Publication Date: 20260512
Application Date: 20260128

Claims (4)

1. A detachable vehicle audio system, comprising: the position detection module is used for detecting whether the sound equipment is in a vehicle-mounted installation state or not; The microprocessor is in communication connection with the position detection module and is used for determining a current interaction scene according to the output signal of the position detection module and a vehicle control instruction and outputting a scene control signal, wherein the interaction scene comprises a front loading high integration scene, a front loading simple configuration scene and a rear loading compatible scene; The digital signal processing module is connected with the microprocessor and is used for loading a corresponding sound effect processing algorithm according to the scene control signal and processing an audio signal; the power amplifier is connected with the digital signal processing module and used for amplifying the processed audio signal; A speaker for playing an audio signal; The system comprises a digital signal processing module, a signal switching module, a loudspeaker, a microprocessor, a signal switching module and a signal switching module, wherein the digital signal processing module loads a first sound effect processing algorithm when the current interaction scene is the front-loading high-integration scene, the signal switching module is in a closed state, a vehicle original audio signal is sequentially processed by the digital signal processing module and the power amplifier and then played by the loudspeaker, the scene control signal output by the microprocessor is used for closing the digital signal processing module and the power amplifier and controlling the signal switching module to work when the current interaction scene is the front-loading high-integration scene, the audio signal output by the vehicle power amplifier is directly transmitted to the loudspeaker, the digital signal processing module loads a second sound effect processing algorithm when the current interaction scene is the rear-loading compatible scene, and the signal switching module is in the closed state, and the vehicle high-level audio signal is sequentially processed by the digital signal processing module and the power amplifier and then played by the loudspeaker; wherein the vehicle control instruction contains fault information provided by a fault detection module at the vehicle side and is used for indicating whether a fault unit exists in the loudspeaker; the microprocessor is further used for superposing a fault processing instruction in the scene control signal when the fault unit is determined to exist according to the fault information; The digital signal processing module is internally preset with a fault compensation algorithm and is used for loading the fault compensation algorithm according to a scene control signal overlapped with the fault processing instruction, and the fault compensation algorithm is used for re-allocating the output energy of each normal unit in the loudspeaker so as to compensate the sound field loss caused by the fault unit.
2. The removable car audio system of claim 1, wherein the fault-compensation algorithm is specifically configured to perform at least one of: Mute or attenuate the corresponding audio channel of the fault unit; enhancing the output gain of a normal cell adjacent to the failed cell; and adjusting delay parameters of the sound field to reconstruct sound image positioning.
3. A vehicle comprising the removable in-vehicle audio system of claim 1 or 2, further comprising: The vehicle control center is in communication connection with the microprocessor and is used for sending a vehicle control instruction to the microprocessor; and the mounting structure is used for detachably fixing the detachable vehicle-mounted sound system and providing an electric connection interface.
4. A vehicle as defined in claim 3, further comprising: The fault detection module is in communication connection with the vehicle control center and is used for detecting the working state of the loudspeaker, generating corresponding fault information and sending the fault information to the vehicle control center so as to generate a vehicle control instruction containing the fault information.

Description

Detachable vehicle-mounted sound system and vehicle Technical Field The embodiment of the application relates to the technical field of vehicle-mounted sound equipment, in particular to a detachable vehicle-mounted sound equipment system and a vehicle. Background Along with the acceleration of the integration trend of automobile intellectualization and consumer electronics, a vehicle-mounted sound system has gradually evolved from basic audio playing equipment to important configurations for improving driving experience and modeling brand difference. The traditional vehicle-mounted sound system generally adopts a fixed integrated design, and a loudspeaker, a power amplifier and a processing circuit of the system are permanently installed in a vehicle, so that stable sound effects in the vehicle can be provided, but the use scene is strictly limited in the vehicle, and the high-quality audio requirements of users in multiple scenes such as outdoor activities cannot be met. Disclosure of Invention The embodiment of the application provides a detachable vehicle-mounted sound system and a vehicle, which can support intelligent scene adaptation of detachable sound in-vehicle deep integration and out-of-vehicle independent use, so as to meet high-quality audio demands of users in various scenes. In a first aspect, an embodiment of the present application provides a detachable vehicle audio system, including: the position detection module is used for detecting whether the sound equipment is in a vehicle-mounted installation state or not; The microprocessor is in communication connection with the position detection module and is used for determining a current interaction scene according to the output signal of the position detection module and a vehicle control instruction and outputting a scene control signal, wherein the interaction scene comprises a front loading high integration scene, a front loading simple configuration scene and a rear loading compatible scene; The digital signal processing module is connected with the microprocessor and is used for loading a corresponding sound effect processing algorithm according to the scene control signal and processing an audio signal; the power amplifier is connected with the digital signal processing module and used for amplifying the processed audio signal; The signal switching module is used for switching an audio signal path according to the scene control signal; and the loudspeaker is used for playing the audio signal. In the detachable vehicle-mounted sound system provided by the embodiment of the application, when the current interaction scene is the front-loading high-integration scene, the digital signal processing module loads a first sound effect processing algorithm; The signal switching module is in a closed state, and the original audio signal of the vehicle is played by the loudspeaker after being processed by the digital signal processing module and the power amplifier in sequence. In the detachable vehicle-mounted sound system provided by the embodiment of the application, when the current interaction scene is the front assembly simple scene, the scene control signal output by the microprocessor is used for closing the digital signal processing module and the power amplifier and controlling the signal switching module to work; the signal switching module directly transmits the audio signal output by the vehicle power amplifier to the loudspeaker. In the detachable vehicle-mounted sound system provided by the embodiment of the application, when the current interaction scene is a post-loading compatible scene, the digital signal processing module loads a second sound effect processing algorithm; The signal switching module is in a closed state, and the vehicle high-level audio signal is played by the loudspeaker after being processed by the digital signal processing module and the power amplifier in sequence. In the detachable vehicle-mounted sound system provided by the embodiment of the application, the vehicle control instruction comprises fault information provided by the fault detection module at the vehicle side and is used for indicating whether a fault unit exists in the loudspeaker. In the detachable vehicle-mounted sound system provided by the embodiment of the application, a fault compensation algorithm is preset in the digital signal processing module; And when the microprocessor determines that a fault unit exists according to the fault information, the output scene control signal controls the digital signal processing module to load the fault compensation algorithm. In the detachable vehicle-mounted sound system provided by the embodiment of the application, the fault compensation algorithm is used for re-allocating the output energy of each normal unit in the loudspeaker so as to compensate the sound field loss caused by the fault unit. In the detachable vehicle audio system provided by the embodiment of the application, the fault compens