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Vehicle-mounted multimedia entertainment equipment

A technology for in-vehicle multimedia and entertainment equipment, applied in the field of in-vehicle multimedia entertainment equipment, to achieve the effects of fast response, reduced failure rate, and increased service life

Inactive Publication Date: 2010-02-10
SHENZHEN MESADA TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0012] The present invention uses the hardware and software decoding of the ARM embedded system to complete the playback of DVD and other formats of audio-visual files, and solves the problem of audio-visual file storage media through the built-in large-capacity FLASH, solid-state hard disk and external SD card, omitting the Parts of a DVD disc

Method used

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  • Vehicle-mounted multimedia entertainment equipment

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0063] Such as figure 1 As shown, a vehicle-mounted multimedia entertainment device includes an ARM embedded system, a display device and an audio processing device.

[0064] Described ARM embedded system comprises ARM processor, DDR memory and solid-state hard disk, and described ARM processes and is connected with solid-state hard disk by memory, stores and runs wince operating system in described ARM embedded system, and this ARM embedded The system also runs graphics and text processing software, playback software, and other entertainment software and other application software.

[0065] The ARM processor reads the first data in the solid-state hard disk through the memory, and converts the first data into a first audio signal and a first video signal, and converts the first audio signal and the first video signal respectively sending to an audio processing device and a display device, and processing the first audio signal and the first video signal through the audio proc...

Embodiment 2

[0072] On the basis of above-mentioned embodiment 1, described vehicle-mounted multimedia entertainment equipment also comprises the GPS navigation module that obtains GPS positioning data, also runs GPS navigation software in the described ARM embedded system, and described GPS navigation module and The ARM processor is connected, and the ARM processor receives the positioning data, and converts the positioning data into a positioning audio signal and a positioning video signal, and sends the positioning audio signal and the positioning video signal to the audio processing device and the display, respectively. The device transmits and processes the audio signal and the video signal through the audio processing device and the display device.

[0073] The control instruction also includes instruction information for driving the GPS navigation module connected to the ARM processor, the ARM processor receives and processes the operation instruction, and the ARM processor sends the...

Embodiment 3

[0075] On the basis of the above-mentioned embodiment 1, the vehicle-mounted multimedia entertainment device further includes a WIFI module, the WIFI module is used to realize the LAN function, and the WIFI module downloads the second data from the network side, and the The second data is sent to the ARM processor, and the ARM processor is used to receive the second data and store the second data in an electronic solid state disk or convert the second data into a second audio signal or The second video signal is displayed or played by the display device or the audio processing device.

[0076] The control instruction also includes instruction information for driving the WIFI module connected to the ARM processor, the ARM processor receives and processes the operation instruction, and the ARM processor sends the instruction information for driving the WIFI module to the WIFI module, and the WIFI module The working result is fed back to the ARM processor, and the ARM processor s...

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Abstract

The invention relates to vehicle-mounted multimedia entertainment equipment based on an ARM embedded system. The equipment comprises a non-mechanical electronic storage device, an ARM processor, a memory, a display device, an audio frequency processing device and a power supply device, wherein the ARM processor is connected with a storage device by the memory, the display device and the audio frequency processing device are connected with the ARM processor, and the power supply device supplies power for the electronic storage device, the ARM processor, the memory, the display device and the audio frequency processing device; the ARM processor reads first data in the electronic storage device by the memory and converts the first data into a first audio signal and a first video signal, sendsthe first audio signal and the first video signal to the audio processing device and the display device, and processes the first audio signal and the first video signal through the audio processing device and the display device. The equipment also comprises a WIFI module, a GSM module, a bluetooth module, and the like for achieving the function of wireless data loading.

Description

【Technical field】 [0001] The invention relates to a vehicle-mounted multimedia entertainment device, in particular to a vehicle-mounted disc-less multimedia entertainment device based on an ARM embedded system. 【Background technique】 [0002] The existing vehicle-mounted DVD navigation equipment is based on the original vehicle-mounted DVD disc player and also connects a GPS navigation board on the DVD main board to play a device that can play DVD and realize the GPS navigation function. If the navigation function of the car DVD navigation device is not considered, as far as the entertainment function is concerned, when playing a DVD, the audio and video signals of the DVD disc are read through the DVD optical head, and then the audio and video signals are output to the power amplifier part and the display part after DVD decoding. The OSD by the video decoding chip is displayed on the display part. DVD optical head is a product that integrates physics, optics, mechanics and...

Claims

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Application Information

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IPC IPC(8): G11B20/10G11C7/16G07F17/00H04B7/00H04B1/00H04N5/00B60R11/02
Inventor 易润平
Owner SHENZHEN MESADA TECH
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