CN104661154A - Smart sound box adopting WIFI (wireless fidelity) and used for preventing reduction of antenna radiation efficiency - Google Patents
Smart sound box adopting WIFI (wireless fidelity) and used for preventing reduction of antenna radiation efficiency Download PDFInfo
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- CN104661154A CN104661154A CN201510077523.0A CN201510077523A CN104661154A CN 104661154 A CN104661154 A CN 104661154A CN 201510077523 A CN201510077523 A CN 201510077523A CN 104661154 A CN104661154 A CN 104661154A
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Abstract
The invention discloses a smart sound box adopting WIFI (wireless fidelity) and used for preventing reduction of antenna radiation efficiency. The smart sound box comprises an antenna module, a WIFI module, a central control module, an AUX (auxiliary) interface, a USB (universal serial bus) interface, a storage module, a decoding module, a power amplification circuit and a loudspeaker, wherein the central control module is connected with the AUX interface, the USB interface, the WIFI module, the storage module and the decoding module respectively, the WIFI module is connected with the antenna, and the loudspeaker is connected with the decoding module through the power amplification circuit; the antenna module comprises a substrate, an antenna and a grooming layer; a grounding layer is printed on the substrate; the antenna is arranged between the substrate and the grooming layer in a strip-shaped plane manner, one end of the antenna is connected with a feed-in point on the substrate, and the other end of the antenna is connected with the grounding layer on the substrate; the grooming layer adopts a sheet made of a ferrite material. The smart sound box is simple in structure, convenient to use and stable in quality, doesn't need wiring connection and can effectively prevent antenna radiation efficiency from being reduced when the sound box is close to a metal object.
Description
Technical field
The present invention relates to audio amplifier field, particularly relate to a kind of WIFI intelligent sound box preventing aerial radiation usefulness from reducing.
Background technology
Audio amplifier is the terminal of whole sound system, and its effect is that audio frequency electric energy is converted to corresponding acoustic energy, and it is radiated space.It is the extremely important part of sound system, the signal of telecommunication is transformed into acoustical signal directly listens to so mission critical because which is responsible for the ear of people, it is wanted directly and the sense of hearing of people is come into contacts with, and the sense of hearing of people is very sensitive, and to the tone color of complex sound, there is very strong resolving ability.Because people's ear to evaluate the most important standard of a sound system tonequality quality just to the subjective feeling of sound, therefore, can think, the performance height of audio amplifier is play key effect to the playing quality of a sound system.
With the development of science and technology, acoustic product gets over miniature portable, and mini audio amplifier arises at the historic moment, for various portable type electronic product provides loudspeaker, the bothering and friend can be allowed to share the effect of sound together of the band earphone that allowed user break away from, and it can be plugged earplug and is used as MP3 and uses.And along with the development of time, the mini audio amplifier form of various brand more and more possesses variation, small and exquisitely attractive in appearancely become the maximum feature of mini audio amplifier.Mini audio amplifier generally all can broadcast song outside plug-in card, also can broadcast listening, and also have some other miscellaneous function, such as throw light on, exhale and help, hearing aid etc., these are a trend of mini function of loudspeaker box development in pluralism.While mini audio amplifier develops, along with the increase of various brand, in succession occurred rambler, do not left without seeing each other, sage is precious, lead tens mini audio amplifier brands such as elegant (DGSHOW), in the near future mini audio amplifier development meeting more flame enrichment, market can go from strength to strength.
Mini audio amplifier still can not break away from the puzzlement needing wired connection, at this time Baffle Box of Bluetooth arises at the historic moment, Baffle Box of Bluetooth refers to embedded with bluetooth chip, the stereo set replacing traditional wire rod and connect is connected with bluetooth, by being connected with bluetooth playback equipments such as mobile phone plane plate computer and notebooks, reach conveniently object.At present, Baffle Box of Bluetooth is based on portable sound box, profile is general comparatively small and exquisite portable, Baffle Box of Bluetooth technology also relies on it to facilitate the feature of human nature paid attention to by consumer gradually and receive, common Baffle Box of Bluetooth mostly is monophony audio amplifier (single speaker unit) on the market, has also emerged in large numbers the sound-channel voice box (two or more speaker unit) of some tonequality excellences simultaneously.
Patent " a kind of Baffle Box of Bluetooth with NFC communication " (application number: 201410257900.4 applyings date: 2014-06-11) discloses a kind of Baffle Box of Bluetooth, comprise left shell, right shell body and procapsid, described left shell is arranged NFC chip and button panel, described button panel arranges button; Described left shell is also arranged DC socket, USB socket and AUDIO socket; EVA support is set inside described left shell, described EVA support arranges lithium battery; Described procapsid arranges airduct, and described airduct plays inverting function, prevents acoustic short circuit simultaneously; Described right shell body arranges loudspeaker, in described right shell body, also inner housing is set; Described right shell body arranges Air Filter, and described Air Filter is used for dust-proof; Described left shell is arranged and hands in hand, described in hand in hand that Baffle Box of Bluetooth is carried is convenient; Also arrange PCB mainboard in described left shell, described PCB mainboard also arranges Bluetooth chip, and described Bluetooth chip is for receiving Bluetooth signal.
Above-mentioned Baffle Box of Bluetooth mainly contains following a few point defect:
1. transmission range is short;
2. transmission rate is low;
3. need pairing when using, inconvenient operation.
In addition, the antenna of Baffle Box of Bluetooth does not generally possess the function preventing aerial radiation usefulness from reducing, and when Baffle Box of Bluetooth is close to metal, the electromagnetic wave of metal object reflection probably can cause the radiation efficiency of antenna to drop to and cannot use.
Summary of the invention
Technical problem to be solved by this invention is for problem involved in background technology, provides a kind of WIFI intelligent sound box preventing aerial radiation usefulness from reducing.
The present invention is for solving the problems of the technologies described above by the following technical solutions:
A kind of WIFI intelligent sound box preventing aerial radiation usefulness from reducing, comprise Anneta module, WIFI module, central control module, AUX interface, USB interface, memory module, decoder module, power amplification circuit and loudspeaker, described central control module is connected with AUX interface, USB interface, WIFI module, memory module, decoder module respectively, described WIFI module is connected with antenna, and described loudspeaker are connected with decoder module by described power amplification circuit;
Described Anneta module comprises substrate, antenna and dredges layer;
Described substrate is printed with ground plane, and is provided with load point;
Described antenna is that streak-like planar is arranged in substrate and dredges between layer, and one end is connected with the load point on substrate, and the other end is connected with the ground plane on substrate;
Described layer of dredging is the thin slice that Ferrite Material is made;
Described memory module is for storing broadcasting agreement;
Described central control module for receiving the voice data of WIFI module, AUX interface or USB interface, and is passed to decoder module;
Described central control module receives the voice data of WIFI module according to the broadcasting agreement in memory module;
The voice data that described decoder module receives for decoding;
Described loudspeaker are for playing the voice data after power amplification circuit amplifies.
As a kind of further prioritization scheme of WIFI intelligent sound box preventing aerial radiation usefulness from reducing of the present invention, the processor of described central control module adopts AVR series monolithic.
As a kind of further prioritization scheme of WIFI intelligent sound box preventing aerial radiation usefulness from reducing of the present invention, the processor of described central control module adopts Atmega168PA single-chip microcomputer.
As a kind of further prioritization scheme of WIFI intelligent sound box preventing aerial radiation usefulness from reducing of the present invention, described broadcasting agreement adopts DLNA agreement.
As a kind of further prioritization scheme of WIFI intelligent sound box preventing aerial radiation usefulness from reducing of the present invention, described broadcasting agreement adopts Qplay agreement.
As a kind of further prioritization scheme of WIFI intelligent sound box preventing aerial radiation usefulness from reducing of the present invention, described broadcasting agreement adopts AirPlay agreement.
As a kind of further prioritization scheme of WIFI intelligent sound box preventing aerial radiation usefulness from reducing of the present invention, described broadcasting agreement adopts DUPlay agreement.
As a kind of further prioritization scheme of WIFI intelligent sound box preventing aerial radiation usefulness from reducing of the present invention, the present invention also comprises rechargable power supplies.
As a kind of further prioritization scheme of WIFI intelligent sound box preventing aerial radiation usefulness from reducing of the present invention, described rechargable power supplies adopts lithium battery.
For panel computer, use concrete grammar of the present invention as follows:
First, open the WIFI function of intelligent sound box, panel computer by WIFI web search intelligent wireless audio amplifier, and connects with intelligent sound box;
Then, panel computer is opened player software and play music;
Then, by DLNA agreement, Qplay agreement, AirPlay agreement or DUPlay agreement, music is pushed to intelligent sound box;
Finally, intelligent sound box plays the music of this propelling movement.
The present invention adopts above technical scheme compared with prior art, has following technique effect:
1. structure is simple, easy to use;
2. volume is little, is convenient for carrying use;
3. DLNA agreement, Qplay agreement, AirPlay agreement or DUPlay agreement can be used to carry out WIFI and to push broadcasting, without the need to wired connection;
4. during radio play, transmission range is longer than bluetooth;
5. during radio play, transmission rate is higher than bluetooth, and stay in grade;
6., when near metal, the thin slice that Ferrite Material is made effectively can dredge the electromagnetic wave that metallic object reflects.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation of Anneta module in the present invention.
In figure, 1-substrate, 2-antenna, 3-dredges layer.
Embodiment
Below in conjunction with accompanying drawing, technical scheme of the present invention is described in further detail:
As shown in Figure 1, the invention discloses a kind of WIFI intelligent sound box preventing aerial radiation usefulness from reducing, comprise Anneta module, WIFI module, central control module, AUX interface, USB interface, memory module, decoder module, power amplification circuit and loudspeaker, described central control module is connected with AUX interface, USB interface, WIFI module, memory module, decoder module respectively, described WIFI module is connected with antenna, and described loudspeaker are connected with decoder module by described power amplification circuit.
As shown in Figure 2, described Anneta module comprises substrate, antenna and dredges layer;
Described substrate is printed with ground plane, and is provided with load point;
Described antenna is that streak-like planar is arranged in substrate and dredges between layer, and one end is connected with the load point on substrate, and the other end is connected with the ground plane on substrate;
Described layer of dredging is the thin slice that Ferrite Material is made.
Described memory module is for storing broadcasting agreement;
Described central control module for receiving the voice data of WIFI module, AUX interface or USB interface, and is passed to decoder module;
Described central control module receives the voice data of WIFI module according to the broadcasting agreement in memory module;
The voice data that described decoder module receives for decoding;
Described loudspeaker are for playing the voice data after power amplification circuit amplifies.
The processor of described central control module adopts AVR series monolithic, preferential employing Atmega168PA single-chip microcomputer.
Described broadcasting agreement can adopt the one of DLNA agreement, Qplay agreement, AirPlay agreement or DUPlay agreement.
The present invention also comprises rechargable power supplies, and this rechargable power supplies adopts lithium battery.
For panel computer, use concrete grammar of the present invention as follows:
First, open the WIFI function of intelligent sound box, panel computer by WIFI web search intelligent wireless audio amplifier, and connects with intelligent sound box;
Then, panel computer is opened player software and play music;
Then, by DLNA agreement, Qplay agreement, AirPlay agreement or DUPlay agreement, music is pushed to intelligent sound box;
Finally, intelligent sound box plays the music of this propelling movement.
Those skilled in the art of the present technique are understandable that, unless otherwise defined, all terms used herein (comprising technical term and scientific terminology) have the meaning identical with the general understanding of the those of ordinary skill in field belonging to the present invention.Should also be understood that those terms defined in such as general dictionary should be understood to have the meaning consistent with the meaning in the context of prior art, unless and define as here, can not explain by idealized or too formal implication.
Above-described embodiment; object of the present invention, technical scheme and beneficial effect are further described; be understood that; the foregoing is only the specific embodiment of the present invention; be not limited to the present invention; within the spirit and principles in the present invention all, any amendment made, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (9)
1. the WIFI intelligent sound box preventing aerial radiation usefulness from reducing, it is characterized in that, comprise Anneta module, WIFI module, central control module, AUX interface, USB interface, memory module, decoder module, power amplification circuit and loudspeaker, described central control module is connected with AUX interface, USB interface, WIFI module, memory module, decoder module respectively, described WIFI module is connected with antenna, and described loudspeaker are connected with decoder module by described power amplification circuit;
Described Anneta module comprises substrate, antenna and dredges layer;
Described substrate is printed with ground plane, and is provided with load point;
Described antenna is that streak-like planar is arranged in substrate and dredges between layer, and one end is connected with the load point on substrate, and the other end is connected with the ground plane on substrate;
Described layer of dredging is the thin slice that Ferrite Material is made;
Described memory module is for storing broadcasting agreement;
Described central control module for receiving the voice data of WIFI module, AUX interface or USB interface, and is passed to decoder module;
Described central control module receives the voice data of WIFI module according to the broadcasting agreement in memory module;
The voice data that described decoder module receives for decoding;
Described loudspeaker are for playing the voice data after power amplification circuit amplifies.
2. the WIFI intelligent sound box preventing aerial radiation usefulness from reducing according to claim 1, is characterized in that, the processor of described central control module adopts AVR series monolithic.
3. the WIFI intelligent sound box preventing aerial radiation usefulness from reducing according to claim 2, is characterized in that, the processor of described central control module adopts Atmega168PA single-chip microcomputer.
4. the WIFI intelligent sound box preventing aerial radiation usefulness from reducing according to claim 1, is characterized in that, described broadcasting agreement adopts DLNA agreement.
5. the WIFI intelligent sound box preventing aerial radiation usefulness from reducing according to claim 1, is characterized in that, described broadcasting agreement adopts Qplay agreement.
6. the WIFI intelligent sound box preventing aerial radiation usefulness from reducing according to claim 1, is characterized in that, described broadcasting agreement adopts AirPlay agreement.
7. the WIFI intelligent sound box preventing aerial radiation usefulness from reducing according to claim 1, is characterized in that, described broadcasting agreement adopts DUPlay agreement.
8. the WIFI intelligent sound box preventing aerial radiation usefulness from reducing according to claim 1, is characterized in that, also comprise rechargable power supplies.
9. the WIFI intelligent sound box preventing aerial radiation usefulness from reducing according to claim 8, is characterized in that, described rechargable power supplies adopts lithium battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510077523.0A CN104661154A (en) | 2015-02-13 | 2015-02-13 | Smart sound box adopting WIFI (wireless fidelity) and used for preventing reduction of antenna radiation efficiency |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510077523.0A CN104661154A (en) | 2015-02-13 | 2015-02-13 | Smart sound box adopting WIFI (wireless fidelity) and used for preventing reduction of antenna radiation efficiency |
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| CN104661154A true CN104661154A (en) | 2015-05-27 |
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| CN201510077523.0A Pending CN104661154A (en) | 2015-02-13 | 2015-02-13 | Smart sound box adopting WIFI (wireless fidelity) and used for preventing reduction of antenna radiation efficiency |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102427570A (en) * | 2011-11-29 | 2012-04-25 | 宁波东源音响器材有限公司 | Wireless sound box |
| EP2592816A1 (en) * | 2011-11-14 | 2013-05-15 | LG Innotek Co., Ltd. | Short range wireless communication apparatus and method for improving phone sound quality |
| CN104009293A (en) * | 2014-06-06 | 2014-08-27 | 昆山联滔电子有限公司 | Antenna |
| CN204046784U (en) * | 2014-07-30 | 2014-12-24 | 深圳市华美兴泰科技有限公司 | Based on the intelligent wireless audio amplifier that WIFI connects |
-
2015
- 2015-02-13 CN CN201510077523.0A patent/CN104661154A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2592816A1 (en) * | 2011-11-14 | 2013-05-15 | LG Innotek Co., Ltd. | Short range wireless communication apparatus and method for improving phone sound quality |
| CN102427570A (en) * | 2011-11-29 | 2012-04-25 | 宁波东源音响器材有限公司 | Wireless sound box |
| CN104009293A (en) * | 2014-06-06 | 2014-08-27 | 昆山联滔电子有限公司 | Antenna |
| CN204046784U (en) * | 2014-07-30 | 2014-12-24 | 深圳市华美兴泰科技有限公司 | Based on the intelligent wireless audio amplifier that WIFI connects |
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Application publication date: 20150527 |