CN203181209U - Wireless sound box with wireless charging function - Google Patents
Wireless sound box with wireless charging function Download PDFInfo
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- CN203181209U CN203181209U CN 201320214427 CN201320214427U CN203181209U CN 203181209 U CN203181209 U CN 203181209U CN 201320214427 CN201320214427 CN 201320214427 CN 201320214427 U CN201320214427 U CN 201320214427U CN 203181209 U CN203181209 U CN 203181209U
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Abstract
The utility model discloses a wireless sound box with a wireless charging function, relating to the technical fields of wireless charging and wireless sound boxes. The wireless sound box comprises an audio unit, wherein the audio unit includes a wireless communication module for wirelessly communicating with sound source equipment. The wireless sound box further comprises a rechargeable battery for powering the audio unit and a wireless charging unit for charging the rechargeable battery. The wireless charging unit includes a charging reception coil for receiving electromagnetic energy provided by a wireless charging emitter and converting the electromagnetic into an alternative-current voltage signal. The charging reception coil is electrically connected with a wireless charging control chip operating with the Qi standard of Wireless Power Consortium. The wireless charging control chip is electrically connected with a charging management module, and the charging management module is electrically connected with the rechargeable battery and the audio unit. The wireless sound is a true wireless sound box, providing great convenience for people, and giving a major trend of the development of sound boxes in the future.
Description
Technical field
The utility model relates to wireless charging technology and wireless sound box technical field, particularly a kind of wireless sound box with wireless charging function.
Background technology
Audio amplifier is the terminal of whole sound system, is the daily electronic product that people use always.The original form of audio amplifier is wired audio amplifier, and namely audio amplifier need connect cable power, and is connected with media player by wired form.
Along with developing rapidly of wireless technology, some wireless sound boxes have appearred in recent years, as: adopt the audio amplifier of Bluetooth technology communication, the audio amplifier of employing Wi-Fi technical communication and the audio amplifier of some employing non-standard wireless communication technologys, these audio amplifiers connect source of sound by wireless technologys such as bluetooth, Wi-Fi, and play back by built-in loudspeaker.But these audio amplifiers are not wireless sound box truly, because it also needs power line to be connected with power supply, this just makes these audio amplifiers only just can work in the occasion that power supply is arranged; And placement location is limited, can not be placed into from the place of power supply away from.This shows that existing wireless sound box does not free from wired, also is not wireless sound box truly, does not bring the facility of real meaning to people's life yet.
Wireless charging alliance (Wireless Power Consortium) is by cooperative association of how tame proprietary company, and its mission is in order to create and promote the international wireless charging standard Qi of the extensive employing in market and all rechargeable electronic equipment compatibilities.Its operation principle provides electromagnetic energy for the wireless charging reflector, and the wireless charging product receives the electromagnetic energy that the wireless charging reflector sends by the mode of electromagnetic coupled, and to be converted into voltage signal be that rechargeable battery charges.
The utility model content
Based on above deficiency, technical problem to be solved in the utility model provides a kind of wireless sound box with wireless charging function, this wireless sound box with wireless charging function is wireless sound box truly, can bring great convenience for people's life.
For solving the problems of the technologies described above, the technical solution of the utility model is: a kind of wireless sound box with wireless charging function, comprise audio unit, described audio unit comprises the wireless communication module that carries out radio communication with audiogenic device, described wireless communication module is electrically connected with cpu chip, described cpu chip is electrically connected with audio decoder and power amplifier module, and described audio decoder and power amplifier module are electrically connected with loudspeaker; The wireless charging unit that also comprises for the rechargeable battery of giving described audio unit power supply and be used for charging to described rechargeable battery, described wireless charging unit comprises: be used for receiving the electromagnetic energy that the wireless charging reflector provides, and electromagnetic energy is converted to the charging receiving coil of ac voltage signal, described charging receiving coil is electrically connected with the wireless charging control chip that meets the Qi of wireless charging alliance standard; Described wireless charging control chip is electrically connected with charge management module; Described charge management module is electrically connected described rechargeable battery and audio unit.
Wherein, described wireless charging control chip comprises rectification module, and described rectification module is electrically connected with Voltage stabilizing module, and described Voltage stabilizing module is electrically connected described charge management module; Also comprise for controlling the control communication module that charging receiving coil and wireless charging reflector communicate.
Wherein, described charge management module comprises the charging module that is electrically connected with described Voltage stabilizing module, and described charging module is electrically connected with power distribution administration module and described rechargeable battery; Described power distribution administration module is used for the output voltage of rechargeable battery is converted to the required voltage of described audio unit and is described audio unit power supply.
Wherein, described cpu chip is electrically connected with Flash Memory.
Wherein, described cpu chip also is electrically connected with DDR RAM.
Wherein, described rechargeable battery is lithium battery.
After having adopted technique scheme, the beneficial effects of the utility model are: be used for to the rechargeable battery of audio unit power supply with for the wireless charging unit to the rechargeable battery charging because the utility model has been set up, the wireless charging unit comprises: be used for receiving the electromagnetic energy that the wireless charging reflector provides, and electromagnetic energy is converted to the charging receiving coil of ac voltage signal, the charging receiving coil is electrically connected with the wireless charging control chip that meets the Qi of wireless charging alliance standard; The wireless charging control chip is electrically connected with charge management module; Charge management module is electrically connected rechargeable battery and audio unit.Rechargeable battery provides working power for audio amplifier, can be so that audio amplifier connect just energy operate as normal of power supply without the need for line, and people can in all case use, as mobile phone or ipad, for convenience has been with in people's life.The wireless charging unit meets the Qi of wireless charging alliance standard, mode by electromagnetic coupled in the wireless charging unit receives the electromagnetic energy that the wireless charging reflector provides, and the electromagnetic energy that receives is converted to ac voltage signal charges to rechargeable battery, by rechargeable battery audio unit is powered, when audio amplifier is charged, also connect without the need for line like this, just can finish charging work by radio communication.From the above, compare with existing wireless sound box, the utility model is only wireless sound box truly, completely audio amplifier has been liberated from wired constraint, use occasion and the scope of audio amplifier have been enlarged, for people provide great convenience, it is following audio amplifier main development tendency.
Description of drawings
Fig. 1 is the structured flowchart that the utlity model has the wireless sound box of wireless charging function;
Fig. 2 is the structured flowchart of wireless charging control chip that the utlity model has the wireless sound box of wireless charging function;
Fig. 3 is the structured flowchart of charge management module that the utlity model has the wireless sound box of wireless charging function.
Embodiment
Below in conjunction with drawings and Examples, further set forth the utility model.
As shown in Figure 1, a kind of wireless sound box with wireless charging function, comprise audio unit, audio unit comprises the wireless communication module that carries out radio communication with audiogenic device, wireless communication module is that Wi-Fi(is the brand of a Wi-Fi communication technology in the present embodiment, " Wi-FiAlliance " held by Wi-Fi Alliance) module, wireless communication module is electrically connected with CPU(CentralProcessingUnit) chip.The Wi-Fi module is for realizing the core component of radio communication, having Wi-Fi direct(refers to allow the equipment in the wireless network to need not to get final product interconnective wireless communication technology standard by wireless router) function, can carry out wireless interconnected with the media player of supporting Wi-Fi direct function, and will convert SDIO(Secure Digital Input and Output from the signal that media player receives to) or USB(Universal Serial BUS) signal of interface, pass to cpu chip, realize the transmission of Hi-Fi audio signal.
As shown in Figure 1, cpu chip is MCU(Micro Control Unit).Cpu chip is electrically connected with audio decoder and power amplifier module, also is electrically connected with Flash Memory(flash memory) and DDR RAM, audio decoder and power amplifier module are electrically connected with loudspeaker.Cpu chip is the control core that Wi-Fi radio communication and audio frequency are play, and the audio signal of SDIO or USB after handle inside, is transferred to audio decoder and power amplifier module; Can realize also in the CPU that certain audio handles, as 3D(Three Dimensions) around handling etc.Flash Memory and DDR RAM provide the normal operation of cpu chip needed memory for being used for.Audio decoder and power amplifier module are decoded the digital audio and video signals of cpu chip output, convert analog signal to, and after audio signal carried out power amplification, are transferred to loudspeaker, audio signal is played back for people appreciate.
As shown in Figure 1, the utility model also comprises for the rechargeable battery of powering to audio unit with for the wireless charging unit to the rechargeable battery charging.Rechargeable battery is lithium battery.The wireless charging unit comprises for receiving the electromagnetic energy that the wireless charging reflector provides, and electromagnetic energy is converted to the charging receiving coil of ac voltage signal, the charging receiving coil is electrically connected with the wireless charging control chip that meets the Qi of wireless charging alliance standard, the wireless charging control chip is electrically connected with charge management module, and charge management module is electrically connected rechargeable battery and audio unit.
As shown in Figure 2, the wireless charging control chip comprises rectification module, and rectification module is electrically connected with Voltage stabilizing module, and Voltage stabilizing module is electrically connected charge management module; Also comprise for controlling the control communication module that charging receiving coil and wireless charging reflector communicate.The rectification module ac voltage rectifier that receiving coil sends that will charge is direct voltage, and by providing system required 5V power supply to charge management module after the Voltage stabilizing module voltage stabilizing.
As shown in Figure 3, charge management module comprises the charging module that is electrically connected with Voltage stabilizing module, charging module is electrically connected with power distribution administration module and rechargeable battery, and the power distribution administration module is used for the output voltage of rechargeable battery is converted to the required voltage of audio unit and is the audio unit power supply.Charge management module is used for rechargeable battery is charged.The power distribution administration module is used for the voltage transitions of rechargeable battery is become wireless communication module, cpu chip and audio decoder and the required different voltages of power amplifier module of audio unit, as 3.3V, 1.8V and 1.2V etc.
Operation principle of the present utility model is:
When the lithium battery in the utility model did not need to charge, the voltage transitions that the power distribution administration module in the charge management module provides lithium battery was the needed voltage of each module in the audio unit, and each module for power supply in the audio unit; And the utility model carries out radio communication by Wi-Fi module and audiogenic device, thereby guarantees the utility model operate as normal under real wireless mode.
When the lithium battery in the utility model need charge, only the utility model need be placed on the wireless charging base of accord with Q i standard, control communication module in the wireless charging control chip will be controlled the charging receiving coil and carry out radio communication with the charging reflector, the mode of charging receiving coil by electromagnetic coupled receives the electromagnetic energy that the wireless charging reflector provides, and electromagnetic energy is converted to ac voltage signal offers rectification module in the wireless charging control chip; Rectification module with ac voltage rectifier be direct voltage for passing to Voltage stabilizing module, Voltage stabilizing module provides stable 5V power supply to charge management module, by the charging of the charging module in charge management module control rechargeable battery; The voltage transitions that power distribution administration module in the charge management module provides rechargeable battery is the needed voltage of each module in the audio unit, and each module for power supply in the audio unit, thereby guaranteed the utility model also can be under real wireless mode under charge condition operate as normal.
From the above, the utility model is only wireless sound box truly, completely audio amplifier has been liberated from wired constraint, has enlarged use occasion and the scope of audio amplifier, for people provide great convenience, is following audio amplifier main development tendency.
What the wireless communication module that communicates with audiogenic device in the present embodiment adopted is the Wi-Fi module, and the wireless communication module in the practical application in the utility model also adopts bluetooth communication and some off-gauge wireless communication modules.If the just replacement of the communication standard of wireless communication module, and the same or analogous words of other structure and the utility model would still fall into protection range of the present utility model.
The utility model is not limited to above-mentioned concrete execution mode, and those of ordinary skill in the art is from above-mentioned design, and without performing creative labour, all conversion of having done all drop within the protection range of the present utility model.
Claims (6)
1. the wireless sound box that has the wireless charging function, comprise audio unit, described audio unit comprises the wireless communication module that carries out radio communication with audiogenic device, described wireless communication module is electrically connected with cpu chip, described cpu chip is electrically connected with audio decoder and power amplifier module, and described audio decoder and power amplifier module are electrically connected with loudspeaker; It is characterized in that, the wireless charging unit that also comprises for the rechargeable battery of giving described audio unit power supply and be used for charging to described rechargeable battery, described wireless charging unit comprises:
Be used for to receive the electromagnetic energy that the wireless charging reflector provides, and electromagnetic energy is converted to the charging receiving coil of ac voltage signal, described charging receiving coil is electrically connected with the wireless charging control chip that meets the Qi of wireless charging alliance standard;
Described wireless charging control chip is electrically connected with charge management module;
Described charge management module is electrically connected described rechargeable battery and audio unit.
2. the wireless sound box with wireless charging function according to claim 1 is characterized in that, described wireless charging control chip
Comprise rectification module, described rectification module is electrically connected with Voltage stabilizing module, and described Voltage stabilizing module is electrically connected described charge management module;
Also comprise for controlling the control communication module that charging receiving coil and wireless charging reflector communicate.
3. the wireless sound box with wireless charging function according to claim 2 is characterized in that, described charge management module
Comprise the charging module that is electrically connected with described Voltage stabilizing module, described charging module is electrically connected with power distribution administration module and described rechargeable battery;
Described power distribution administration module is used for the output voltage of rechargeable battery is converted to the required voltage of described audio unit and is described audio unit power supply.
4. according to the described wireless sound box with wireless charging function of each claim of claim 1 to 3, it is characterized in that described cpu chip is electrically connected with Flash Memory.
5. the wireless sound box with wireless charging function according to claim 4 is characterized in that, described cpu chip also is electrically connected with DDR RAM.
6. the wireless sound box with wireless charging function according to claim 5 is characterized in that, described rechargeable battery is lithium battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320214427 CN203181209U (en) | 2013-04-25 | 2013-04-25 | Wireless sound box with wireless charging function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320214427 CN203181209U (en) | 2013-04-25 | 2013-04-25 | Wireless sound box with wireless charging function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203181209U true CN203181209U (en) | 2013-09-04 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320214427 Expired - Lifetime CN203181209U (en) | 2013-04-25 | 2013-04-25 | Wireless sound box with wireless charging function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203181209U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103200494A (en) * | 2013-04-25 | 2013-07-10 | 青岛歌尔声学科技有限公司 | Wireless sound box with wireless charging function |
| CN106792331A (en) * | 2016-12-09 | 2017-05-31 | 南宁市黑晶信息技术有限公司 | A kind of electronically controlled wireless remote control stereo set |
-
2013
- 2013-04-25 CN CN 201320214427 patent/CN203181209U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103200494A (en) * | 2013-04-25 | 2013-07-10 | 青岛歌尔声学科技有限公司 | Wireless sound box with wireless charging function |
| CN106792331A (en) * | 2016-12-09 | 2017-05-31 | 南宁市黑晶信息技术有限公司 | A kind of electronically controlled wireless remote control stereo set |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130904 |