CN202998443U - Sound box with USB interface - Google Patents

Sound box with USB interface Download PDF

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Publication number
CN202998443U
CN202998443U CN 201220689959 CN201220689959U CN202998443U CN 202998443 U CN202998443 U CN 202998443U CN 201220689959 CN201220689959 CN 201220689959 CN 201220689959 U CN201220689959 U CN 201220689959U CN 202998443 U CN202998443 U CN 202998443U
Authority
CN
China
Prior art keywords
usb interface
audio amplifier
processor
sound box
flash memory
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN 201220689959
Other languages
Chinese (zh)
Inventor
郭昭鹏
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SHENZHEN JINSUOYI TECHNOLOGY Co Ltd
Original Assignee
SHENZHEN JINSUOYI TECHNOLOGY Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by SHENZHEN JINSUOYI TECHNOLOGY Co Ltd filed Critical SHENZHEN JINSUOYI TECHNOLOGY Co Ltd
Priority to CN 201220689959 priority Critical patent/CN202998443U/en
Application granted granted Critical
Publication of CN202998443U publication Critical patent/CN202998443U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a sound box with a USB interface. The sound box comprises a USB interface, a processor and a speaker, and also comprises a flash memory card interface, a Bluetooth module and an audio amplifying circuit. The USB interface, the flash memory card interface and the Bluetooth module are respectively connected with the processor. An input end of the audio amplifying circuit is connected with the processor. An output end of the audio amplifying circuit is connected with the speaker. The sound box has the advantages that since the USB interface, the Bluetooth module, the flash memory card interface, an antenna and an FM radio receiving circuit are added, the functions of the sound box are increased, and more requirements of users can be satisfied.

Description

A kind of audio amplifier with USB interface
[technical field]
The utility model relates to a kind of audio amplifier with USB interface.
[background technology]
Along with the progress of science and technology, audio amplifier correlation technique reach its maturity and people to the more and more higher pursuit of audio amplifier tonequality, how improving audio amplifier tonequality is those skilled in the art's common pursuit.And the function of existing some audio amplifier is less, can not satisfy user's user demand.
[summary of the invention]
In order to solve the problems of the technologies described above, the utility model provides a kind of audio amplifier with USB interface, to increase the use function of audio amplifier.
A kind of audio amplifier with USB interface, comprise USB interface, processor and loudspeaker, also comprise flash memory card interface, bluetooth module and audio amplifier circuit, described USB interface, flash memory card interface and bluetooth module are connected with described processor and are connected, the input of described audio amplifier circuit is connected with processor, and the output of described audio amplifier circuit is connected with loudspeaker.
Preferably, also comprise antenna, FM broadcasting receiving circuit, the input of described FM broadcasting receiving circuit is connected with antenna, and the output of described FM broadcasting receiving circuit is connected with the input of audio amplifier circuit.
The beneficial effects of the utility model are: owing to having increased USB interface, bluetooth module, flash memory card interface, antenna, FM broadcasting receiving circuit, thereby increased the function of audio amplifier, can satisfy more demands of user.
[description of drawings]
Fig. 1 is the circuit block diagram of the audio amplifier with USB interface of an embodiment of the present invention.
[embodiment]
Below with reference to accompanying drawing, specific embodiment of the utility model is described in further detail.
As shown in Figure 1, the audio amplifier with USB interface of a kind of embodiment, comprise USB interface, processor and loudspeaker, also comprise flash memory card interface, bluetooth module and audio amplifier circuit, described USB interface, flash memory card interface and bluetooth module are connected with described processor and are connected, the input of described audio amplifier circuit is connected with processor, and the output of described audio amplifier circuit is connected with loudspeaker.
Also comprise antenna, FM broadcasting receiving circuit, the input of described FM broadcasting receiving circuit is connected with antenna, and the output of described FM broadcasting receiving circuit is connected with the input of audio amplifier circuit.
Bluetooth module receives the voice data that other bluetooth equipments transmit, and sends to processor, and processor sends to loudspeaker, thereby sounds.When flash memory card interface was plugged SD card or TF card, processor sent to loudspeaker, thereby sounds after filling and reading voice data in SD card or TF card.
The wireless signal of antenna reception FM broadcasting (FM), the FM broadcasting receiving circuit receives and obtains voice data, sends corresponding sound by loudspeaker.

Claims (2)

1. audio amplifier with USB interface, comprise USB interface, processor and loudspeaker, it is characterized in that: also comprise flash memory card interface, bluetooth module and audio amplifier circuit, described USB interface, flash memory card interface and bluetooth module are connected with described processor and are connected, the input of described audio amplifier circuit is connected with processor, and the output of described audio amplifier circuit is connected with loudspeaker.
2. the audio amplifier with USB interface as claimed in claim 1, it is characterized in that: also comprise antenna, FM broadcasting receiving circuit, the input of described FM broadcasting receiving circuit is connected with antenna, and the output of described FM broadcasting receiving circuit is connected with the input of audio amplifier circuit.
CN 201220689959 2012-12-13 2012-12-13 Sound box with USB interface Expired - Fee Related CN202998443U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220689959 CN202998443U (en) 2012-12-13 2012-12-13 Sound box with USB interface

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220689959 CN202998443U (en) 2012-12-13 2012-12-13 Sound box with USB interface

Publications (1)

Publication Number Publication Date
CN202998443U true CN202998443U (en) 2013-06-12

Family

ID=48569567

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201220689959 Expired - Fee Related CN202998443U (en) 2012-12-13 2012-12-13 Sound box with USB interface

Country Status (1)

Country Link
CN (1) CN202998443U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103607826A (en) * 2013-11-29 2014-02-26 深圳市禹欣鑫电子有限公司 Combined type flashlight

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103607826A (en) * 2013-11-29 2014-02-26 深圳市禹欣鑫电子有限公司 Combined type flashlight

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
EXPY Termination of patent right or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130612

Termination date: 20151213