CN104506993A - Multifunctional bluetooth sound equipment device - Google Patents
Multifunctional bluetooth sound equipment device Download PDFInfo
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- CN104506993A CN104506993A CN201410734769.6A CN201410734769A CN104506993A CN 104506993 A CN104506993 A CN 104506993A CN 201410734769 A CN201410734769 A CN 201410734769A CN 104506993 A CN104506993 A CN 104506993A
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- amplifier
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Abstract
Provided is a multifunctional bluetooth sound equipment device which is provided with a portable sound box. The front panel of the sound box is provided with an LED displayer, USB ports which are used for charging and USB equipment connection, power socket holes which are used for supplying power to external equipment, and a sound-generating screen board. The top part of the sound box is provided with function control keys. The sound box is internally provided with a microprocessor, a bluetooth receiving unit which receives a hand-held equipment bluetooth control signal, a clock unit, an audio playing unit which is controlled via bluetooth, USB interfaces, a power socket, a switch power supply unit and a backup battery unit. The bluetooth receiving unit, the clock unit, the audio playing unit, the switch power supply unit, the backup battery unit, the control keys and the LED displayer are connected with the micro processor. The power socket and the USB interfaces are respectively connected with the switch power supply unit, the power socket holes and the USB ports. Audio playing can be controlled via bluetooth, and other electronic and electrical equipment can be connected via the USB interfaces and the equipment can be charged. Besides, power can be supplied to the external equipment, and the multifunctional bluetooth sound equipment device also has clock and alarm clock functions.
Description
[technical field]
The present invention relates to portable audio-device, particularly relate to that a kind of audio frequency integrating Bluetooth control is play, USB connects and charge, power as external equipment, the multifunction blue tooth acoustics of the function such as alarm clock.
[background technology]
Various audio playing apparatus extensively sees in people's life, for people's music appreciating and recreation and amusement bring convenience.Existing audio playing apparatus, no matter be high-power audio amplifier or portable set, its control mode is comprised Non-follow control or is controlled by Infrared remote controller, these equipment all cannot be controlled by handheld mobile devices such as mobile phones, and mobile phone has become requisite hand-hold electronic equipments in people's life at present.When existing audio playing apparatus uses, when not carrying remote controller, can only operate manually, therefore can bring inconvenience.On the other hand, existing audio playing apparatus, particularly portable audio-frequence player device all only has single playing function, and in actual use, people often need to be the equipment charges such as mobile phone, Ipad, notebook computer simultaneously, or other electronics of grafting or electric equipment, in this case, people have to carry charger, the additional devices such as supply socket simultaneously, bring inconvenience to people's trip, and existing audio-frequence player device all cannot realize above-mentioned functions.
[summary of the invention]
The present invention is intended to solve the problem, and provide one to play by Bluetooth control audio frequency, and connect other electronic and electrical equipment by USB interface and for equipment charge, also can be external equipment powers, and has the multifunction blue tooth acoustics of the function such as clock and alarm clock.
For achieving the above object, the invention provides a kind of multifunction blue tooth acoustics, this device is provided with portable loudspeaker box, audio amplifier front panel is provided with can displaying time, the light-emitting diode display of alarm clock and bluetooth using state, and be provided with the USB port of at least one charging and connection USB device, at least one power plug bore of powering for external equipment of line voltage and go out sound web plate, audio amplifier top is provided with multiple function operating key, microprocessor is provided with in audio amplifier, receive the Bluetooth receptions unit of handheld device Bluetooth control signal, clock unit, by the audio playing unit of Bluetooth control, USB interface, supply socket, switching power supply and Backup Battery Unit, described Bluetooth receptions unit, clock unit, audio playing unit, switching power supply, Backup Battery Unit, operating key and light-emitting diode display are connected with microprocessor, supply socket and USB interface respectively with described switching power supply, power plug bore and USB port are connected.
Bluetooth receptions unit comprises Bluetooth receptions chip and bluetooth indicator light, and described Bluetooth receptions chip is connected with audio playing unit and microprocessor respectively, and described bluetooth indicator light is connected with described light-emitting diode display and microprocessor respectively.
Described clock unit comprises crystal oscillator XTAL1 and electric capacity C16, C17, and described crystal oscillator XTAL1 one end is through electric capacity C16 ground connection, and its other end is connected with microprocessor through electric capacity C17.
Audio playing unit comprises amplifier chip, power amplifier chips, sound cavity, loudspeaker and goes out sound web plate, described amplifier chip is connected with power amplifier chips, switching power supply and microprocessor respectively, described power amplifier chips is connected with amplifier chip, loudspeaker and microprocessor respectively, the front end of sound cavity is located at by described loudspeaker, and be connected with the output of power amplifier chips, described sound cavity is fixed on going out on rear side of sound web plate in audio amplifier, goes out on audio amplifier front panel that sound web plate is connected on front side of sound cavity.
1,8 pin of amplifier chip are connected to the Bluetooth receptions chip of Bluetooth receptions unit, and 2,7 pin of amplifier chip are connected to power amplifier chips, and 6 pin of amplifier chip are connected to switching power supply, and 4,5 pin of amplifier chip are connected to microprocessor; 1,4 pin of described power amplifier chips are connected to microprocessor, and 5,8 pin of power amplifier chips are connected to loudspeaker.
Described USB interface is usb interface module, and the USB port of its front end is placed on audio amplifier front panel.
Supply socket is meet the bipod or three-hole power socket that use national standard, it socket aperture comprising socket and be located at socket front end, and this supply socket is fixed in audio amplifier, and the front end of supply socket is concordant with the supply socket hole surface on audio amplifier front panel.
The voltage stabilizing circuit that switching power supply comprises switching power circuit and is attached thereto, wherein, the input of switching power circuit is connected with 100V ~ 240V AC power, its output is connected with USB interface and voltage stabilizing circuit, voltage stabilizing circuit comprises voltage stabilizing chip and peripheral circuit, and the output of voltage stabilizing circuit is connected with microprocessor through electric capacity C24, diode D1.
Described Backup Battery Unit comprises battery, diode D2 and electric capacity C23, and battery is connected to microprocessor through diode D2 and electric capacity C23.
Described light-emitting diode display comprises display screen and display circuit plate, display circuit plate is provided with the light-emitting diode display circuit of displaying time, described light-emitting diode display circuit comprise with in 8-shaped digital-scroll technique 24 hours standards " time " the LED pipe 1B of the first bit digital, 1C, display display " time " the LED pipe 2A ~ 2G of second-order digit, the LED pipe COL1 of the some second ": " during display and between dividing, COL2, LED pipe 3A ~ the 3G of first bit digital of " dividing " is shown in 24 hours standards, LED pipe 4A ~ the 4G of the second-order digit of display " dividing ", the LED pipe BT1 of display bluetooth work, the LED pipe PM of display and the LED pipe ALARM of display alarm clock function the time in the afternoon, described each LED pipe is all connected with microprocessor.
Described function operating key comprises set of time key, music key, volume adjustment key, alarm clock function key, Bluetooth function key and time-out, continuation key, and described each key is all connected with microprocessor.
Contribution of the present invention is, which provides a kind of multifunction blue tooth acoustics gathered multi-function in integral whole.The present invention carries out audio frequency broadcasting by the Bluetooth function having become at present the mobile phone of small stores to control acoustics, and it can carry out controlled in wireless to acoustics within the scope of certain distance, therefore can be people and to use and operation provides great convenience.This device also connects other electronic and electrical equipment by its USB interface and is equipment charge, and the external equipment being also simultaneously use alternating current by its supply socket is powered.This device additionally provides the function such as clock and alarm clock.The present invention gathers multi-function in integral whole, and has volume little, Portable belt, uses and the feature such as easy and simple to handle.
[accompanying drawing explanation]
Fig. 1 is audio amplifier front plan schematic diagram of the present invention.
Fig. 2 is parts exploded perspective schematic diagram of the present invention.
Fig. 3 is structure cutaway view of the present invention.
Fig. 4 is operating key schematic diagram of the present invention.
Fig. 5 is structured flowchart of the present invention.
Fig. 6 is circuit theory diagrams of the present invention.
[embodiment]
The following example is further explanation of the present invention, does not constitute any limitation the present invention.
Consult Fig. 1 ~ Fig. 3, multifunction blue tooth acoustics of the present invention comprises audio amplifier 10, light-emitting diode display 20, microprocessor 31, the Bluetooth receptions unit 32 receiving handheld device Bluetooth control signal, clock unit 33, audio playing unit 34 by Bluetooth control, USB interface 35, supply socket 36, switching power supply 37, Backup Battery Unit 38 and function operating key 40.
As shown in FIG. 1 to 3, described audio amplifier 10 is portable cuboid audio amplifier, and it comprises upper shell 11, lower house 12 and front panel 13, and described upper shell 11 and lower house 12 are formed by connecting with screw is involutory, are provided with operating key installing hole 111 at upper shell 11 top.Front panel 13 is screwed on front side of audio amplifier, which is provided with out sound web plate hole 131, power plug bore 132 and USB hole 133.Audio amplifier 10 front panel is provided with light-emitting diode display 20, USB port 351, power plug bore 362 and goes out sound web plate 343.
As shown in Figure 1 and Figure 2, described light-emitting diode display 20 is for displaying time, alarm clock and bluetooth using state, and it comprises display screen 21 and display circuit plate 22.Described display screen 21 is fixed on the front portion of front panel 13, display circuit plate 22 is fixed on the rear portion of described front panel 13, which is provided with the light-emitting diode display circuit 23 of displaying time, the LED pipe of light-emitting diode display circuit is located at the front side of display circuit plate 22, its with in 8-shaped digital-scroll technique 24 hours standards time, minute, second.Described light-emitting diode display circuit 22 comprises four groups of LED pipe, wherein, LED pipe 1B, 1C for show in 24 hours standards " time " the first bit digital, LED pipe 2A ~ 2G be used for display " time " second-order digit, LED pipe COL1, point second ": " when COL2 is for showing and between dividing, LED pipe 3A ~ 3G is for showing first bit digital of " dividing " in 24 hours standards, LED pipe 4A ~ 4G is used for the second-order digit of display " dividing ", LED pipe BT1 is for showing bluetooth operating state, LED pipe PM is the time in the afternoon for showing, LED pipe ALARM is for showing alarm clock function, described each LED pipe is all connected with microprocessor 31.
As shown in Fig. 2, Fig. 3 and Fig. 5, in audio amplifier, be provided with each function element of the present invention, described function element comprises microprocessor 31, the Bluetooth receptions unit 32 receiving handheld device Bluetooth control signal, clock unit 33, audio playing unit 34, USB interface 35, supply socket 36, switching power supply 37 and Backup Battery Unit 38.Described microprocessor 31 is core devices of multifunction blue tooth acoustics, for controlling each unit.Described audio playing unit 34 for carrying out audio frequency broadcasting under the Bluetooth control of the handheld mobile devices such as mobile phone.Described USB interface 35 for connecting band USB interface equipment and be equipment charge.Described supply socket 36 is for the external equipment of grafting line voltage, and the equipment for institute's grafting provides the alternating current of line voltage.Described switching power supply 37 is for carrying out pulse modulation and voltage stabilizing to input voltage.Described Backup Battery Unit 38 for powering for clock unit 33 in access failure AC power situation.
As shown in Figure 6, in the present embodiment, described microprocessor 31 is CRM301 type microprocessor, it is connected with microprocessor 31 with Bluetooth receptions unit 32, clock unit 33, audio playing unit 34, switching power supply 37, Backup Battery Unit 38, operating key 50 and light-emitting diode display 20 respectively, for controlling each function element.
The Bluetooth control signal that described Bluetooth receptions unit 32 sends for receiving mobile phone or other hand-hold electronic equipments, the audio program realizing Bluetooth control is play.As shown in Figure 5, Figure 6, this Bluetooth receptions unit 32 comprises Bluetooth receptions chip U3 and bluetooth indicator light 321, in the present embodiment, 25 foot meridian capacitor C1, C5 of described Bluetooth receptions chip U3, resistance R6, R11 are connected with the amplifier chip U1 of audio playing unit 34,26 foot meridian capacitor C2, C8 of Bluetooth receptions chip U3, resistance R7, R16 are connected with the amplifier chip U1 of audio playing unit 34.6,7,14,15 pin of Bluetooth receptions chip U3 are connected with microprocessor 31 respectively.The Bluetooth signal of the mobile phone received is delivered to microprocessor 31 by Bluetooth receptions chip U3, controls audio playing unit 34 carry out audio frequency broadcasting by microprocessor 31.As Fig. 1, described bluetooth indicator light 321 is located on the front panel 13 of audio amplifier, and is connected with described light-emitting diode display 20 and microprocessor 31 respectively.When bluetooth works, this bluetooth indicator light 321 is lit.
As shown in Fig. 1, Fig. 5, Fig. 6, described clock unit 33 is for displaying time on light-emitting diode display 20 and arrange alarm clock, it comprises crystal oscillator XTAL1 and electric capacity C16, C17, one end of described crystal oscillator XTAL1 is through electric capacity C16 ground connection, and its other end is connected with microprocessor 31 through electric capacity C17.
As shown in Fig. 1 ~ Fig. 6, described audio playing unit 34 comprises amplifier chip U1, power amplifier chips U2, sound cavity 341, loudspeaker 342 and goes out sound web plate 343.Described amplifier chip U1 is used for the amplification process of audio signal, 1,8 pin are connected to the Bluetooth receptions chip U3 of Bluetooth receptions unit, 2,7 pin of amplifier chip U1 are connected to power amplifier chips U2,6 pin of amplifier chip U1 are connected to switching power supply 37, and 4,5 pin of amplifier chip U1 are connected to microprocessor 31.Described power amplifier chips U2 is used for the power amplification of audio signal, and 1,4 pin are connected to microprocessor 31, and 5,8 pin of power amplifier chips are connected to loudspeaker 342.As Fig. 1, described sound cavity 341 is back-end closure, the cylinder that front end is uncovered, and its front end is provided with the convex edge 3411 of band ear seat, and sound cavity is located at going out on rear side of sound web plate 343 on the left of in audio amplifier, and is connected with the front panel 13 of audio amplifier by its convex edge 3411.The front end of sound cavity 341 is located at by described loudspeaker 342, and is connected with the output of power amplifier chips U2.The audio frequency of this audio playing unit 34 is play and is realized by Bluetooth control, when described Bluetooth receptions unit 32 receives the Bluetooth signal of mobile phone, broadcasts after carrying out signal and power amplification after microprocessor 31 processes by audio playing unit 34.
As shown in Fig. 1, Fig. 5, Fig. 6, described USB interface 35 is usb interface module, its front end is provided with the USB port 351 of grafting USB joint, and this USB interface 35 is connected to the output of switching power supply 37, and its USB port 351 is placed in the USB hole 133 on audio amplifier front panel.This USB interface 35 can be the charging of the hand-hold electronic equipments such as mobile phone, Ipad, also can be the equipment charge with USB function.
As shown in FIG. 1 to 3, described supply socket 36 is powered for the external equipment for line voltage, in the present embodiment, supply socket 36 uses the three-hole power socket of national standard for meeting, it socket aperture 362 comprising socket 361 and be located at socket front end, the rear end of its socket 361 is provided with binding post 363, and binding post 363 is connected with power input.This supply socket 36 is fixed on right side in audio amplifier 10, and the front end of supply socket 36 is concordant with power plug bore 362 surface on audio amplifier front panel.External equipment can be connected easily by this supply socket 36.
As Fig. 5, Fig. 6, the voltage stabilizing circuit 372 that described switching power supply 37 comprises switching power circuit 371 and is attached thereto, wherein, switching power circuit 371 can be known switching power circuit, its input is connected with 100V ~ 240V AC power by power line 373, and its output is connected with USB interface 35 and voltage stabilizing circuit 372.Described voltage stabilizing circuit 372 comprises voltage stabilizing chip U5 and peripheral circuit, and the output of voltage stabilizing circuit is connected with microprocessor 31 through electric capacity C24, diode D1, and its input is connected with switching power circuit 371.
As Fig. 1, Fig. 5, Fig. 6, described Backup Battery Unit 38 comprises battery 381, cell circuit board 382, diode D2 and electric capacity C23, battery 381 is contained in battery compartment, battery cabin cap 383 is provided with outside battery compartment, described battery 381 is connected to cell circuit board 382 and microprocessor 31 through diode D2 and electric capacity C23, for providing the direct current of 3V for clock unit 33, make to power for clock unit 33 when not being connected to external power source.
As shown in Figure 1, Figure 2, shown in Fig. 3 and Fig. 6, at operating key installing hole 111 place at audio amplifier upper shell 11 top, multiple function operating key 40 is housed, this function operating key 40 comprises the set of time key 41 of setup times, for the music key 42 that audio frequency is play, the volume adjustment key 43 of adjustment volume, arrange the alarm clock function key 44 of alarm clock, the Bluetooth function key 45 starting Bluetooth function, time-out, continue key 46 and power switch key 47, described each key is all connected with operating key wiring board 48 and microprocessor 31.
Take this, the invention provides a kind of audio frequency collecting Bluetooth control and play, USB connects and charging, for the functions such as external equipment is powered, alarm clock are in the multifunction blue tooth acoustics of one, can meet the demand that people are multi-faceted.
Although by above embodiment to invention has been announcement, protection scope of the present invention is not limited thereto, under the condition not departing from the present invention's design, all will fall in right of the present invention the distortion, replacement etc. that above each component does.
Claims (11)
1. a multifunction blue tooth acoustics, it is characterized in that, this device is provided with portable loudspeaker box (10), audio amplifier (10) front panel is provided with can displaying time, the light-emitting diode display (20) of alarm clock and bluetooth using state, and be provided with the USB port (351) of at least one charging and connection USB device, at least one power plug bore (362) of powering for external equipment of line voltage and go out sound web plate (343), audio amplifier (10) top is provided with multiple function operating key (40), microprocessor (31) is provided with in audio amplifier, receive the Bluetooth receptions unit (32) of handheld device Bluetooth control signal, clock unit (33), by the audio playing unit (34) of Bluetooth control, USB interface (35), supply socket (36), switching power supply (37) and Backup Battery Unit (38), described Bluetooth receptions unit (32), clock unit (33), audio playing unit (34), switching power supply (37), Backup Battery Unit (38), operating key (50) and light-emitting diode display (20) are connected with microprocessor (31), supply socket (36) and USB interface (35) respectively with described switching power supply (37), power plug bore (362) and USB port (351) are connected.
2. multifunction blue tooth acoustics as claimed in claim 1, it is characterized in that, described Bluetooth receptions unit (32) comprises Bluetooth receptions chip (U3) and bluetooth indicator light (321), described Bluetooth receptions chip (U3) is connected with audio playing unit (34) and microprocessor (31) respectively, and described bluetooth indicator light (321) is connected with described light-emitting diode display (20) and microprocessor (31) respectively.
3. multifunction blue tooth acoustics as claimed in claim 1, it is characterized in that, described clock unit (33) comprises crystal oscillator (XTAL1) and electric capacity (C16, C17), described crystal oscillator (XTAL1) one end is through electric capacity (C16) ground connection, and its other end is connected with microprocessor (31) through electric capacity (C17).
4. multifunction blue tooth acoustics as claimed in claim 2, it is characterized in that, described audio playing unit (34) comprises amplifier chip (U1), power amplifier chips (U2), sound cavity (341), loudspeaker (342) and go out sound web plate (343), described amplifier chip (U1) respectively with power amplifier chips (U2), switching power supply (37) and microprocessor (31) connect, described power amplifier chips (U2) respectively with amplifier chip (U1), loudspeaker (342) and microprocessor (31) connect, the front end of sound cavity (341) is located at by described loudspeaker (342), and be connected with the output of power amplifier chips (U2), described sound cavity (341) be fixed in audio amplifier go out sound web plate (343) rear side, go out sound web plate (343) to be connected on the audio amplifier front panel of sound cavity (341) front side.
5. multifunction blue tooth acoustics as claimed in claim 4, it is characterized in that, 1,8 pin of described amplifier chip (U1) are connected to the Bluetooth receptions chip (U3) of Bluetooth receptions unit, 2,7 pin of amplifier chip (U1) are connected to power amplifier chips (U2), 6 pin of amplifier chip (U1) are connected to switching power supply (37), and 4,5 pin of amplifier chip (U1) are connected to microprocessor (31); 1,4 pin of described power amplifier chips (U2) are connected to microprocessor (31), and 5,8 pin of power amplifier chips are connected to loudspeaker (342).
6. multifunction blue tooth acoustics as claimed in claim 1, it is characterized in that, described USB interface (35) is usb interface module, and the USB port (351) of its front end is placed on audio amplifier front panel.
7. multifunction blue tooth acoustics as claimed in claim 1, it is characterized in that, described supply socket (36) is for meeting the bipod or three-hole power socket that use national standard, it socket aperture (362) comprising socket (361) and be located at socket front end, this supply socket (36) is fixed in audio amplifier (10), and the front end of supply socket (36) is concordant with power plug bore (362) surface on audio amplifier front panel.
8. multifunction blue tooth acoustics as claimed in claim 1, it is characterized in that, the voltage stabilizing circuit (372) that described switching power supply (37) comprises switching power circuit (371) and is attached thereto, wherein, the input of switching power circuit (371) is connected with 100V ~ 240V AC power, its output is connected with USB interface (35) and voltage stabilizing circuit (372), voltage stabilizing circuit (372) comprises voltage stabilizing chip (U5) and peripheral circuit, the output of voltage stabilizing circuit is through electric capacity (C24), diode (D1) is connected with microprocessor (31).
9. multifunction blue tooth acoustics as claimed in claim 1, it is characterized in that, described Backup Battery Unit (38) comprises battery (381), diode (D2) and electric capacity (C23), and battery (381) is connected to microprocessor (31) through diode (D2) and electric capacity (C23).
10. multifunction blue tooth acoustics as claimed in claim 1, it is characterized in that, described light-emitting diode display (20) comprises display screen (21) and display circuit plate (22), display circuit plate (22) is provided with the light-emitting diode display circuit (23) of displaying time, described light-emitting diode display circuit (23) comprise with in 8-shaped digital-scroll technique 24 hours standards " time " the LED pipe (1B, 1C) of the first bit digital, display display " time " the LED pipe (2A ~ 2G) of second-order digit, during display and point between the LED pipe of some second ": "
the LED pipe (3A ~ 3G) of first bit digital of " dividing " is shown in 24 hours standards, the LED pipe (4A ~ 4G) of the second-order digit of display " dividing ", the LED pipe (ALARM) of the LED pipe (BT1) of display bluetooth work, the LED pipe (PM) showing and display alarm clock function, described each LED pipe is all connected with microprocessor (31) time in the afternoon.
11. multifunction blue tooth acoustics as claimed in claim 1, it is characterized in that, described function operating key (40) comprises set of time key (41), music key (42), volume adjustment key (43), alarm clock function key (44), Bluetooth function key (45) and time-out, continues key (46), and described each key is all connected with microprocessor (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410734769.6A CN104506993A (en) | 2014-12-05 | 2014-12-05 | Multifunctional bluetooth sound equipment device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410734769.6A CN104506993A (en) | 2014-12-05 | 2014-12-05 | Multifunctional bluetooth sound equipment device |
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| CN104506993A true CN104506993A (en) | 2015-04-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410734769.6A Pending CN104506993A (en) | 2014-12-05 | 2014-12-05 | Multifunctional bluetooth sound equipment device |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104880968A (en) * | 2015-04-27 | 2015-09-02 | 广东欧珀移动通信有限公司 | Alarm clock control method and device |
| CN105120381A (en) * | 2015-08-04 | 2015-12-02 | 王三红 | Convenient sound equipment |
| CN105827010A (en) * | 2016-05-30 | 2016-08-03 | 青岛歌尔声学科技有限公司 | Audio equipment power supply system |
| CN106792334A (en) * | 2016-12-23 | 2017-05-31 | 深圳市火乐科技发展有限公司 | A kind of display device and its control method with Baffle Box of Bluetooth |
| WO2018027443A1 (en) * | 2016-08-07 | 2018-02-15 | 李仁涛 | Control method utilized in bluetooth speaker, control device, and bluetooth speaker |
| CN109561367A (en) * | 2018-12-29 | 2019-04-02 | 东莞泛美光电有限公司 | A kind of Baffle Box of Bluetooth formula emergency light |
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| US20120300962A1 (en) * | 2011-05-25 | 2012-11-29 | Alexander William Gregory Devoto | Solar Powered Wireless Bluetooth Stereo Speaker With connectivity To MP3 Player |
| CN203167202U (en) * | 2012-12-20 | 2013-08-28 | 马裕强 | Multifunctional bedside table sound equipment |
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| US20120300962A1 (en) * | 2011-05-25 | 2012-11-29 | Alexander William Gregory Devoto | Solar Powered Wireless Bluetooth Stereo Speaker With connectivity To MP3 Player |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104880968A (en) * | 2015-04-27 | 2015-09-02 | 广东欧珀移动通信有限公司 | Alarm clock control method and device |
| CN105120381A (en) * | 2015-08-04 | 2015-12-02 | 王三红 | Convenient sound equipment |
| CN105827010A (en) * | 2016-05-30 | 2016-08-03 | 青岛歌尔声学科技有限公司 | Audio equipment power supply system |
| WO2018027443A1 (en) * | 2016-08-07 | 2018-02-15 | 李仁涛 | Control method utilized in bluetooth speaker, control device, and bluetooth speaker |
| CN106792334A (en) * | 2016-12-23 | 2017-05-31 | 深圳市火乐科技发展有限公司 | A kind of display device and its control method with Baffle Box of Bluetooth |
| CN109561367A (en) * | 2018-12-29 | 2019-04-02 | 东莞泛美光电有限公司 | A kind of Baffle Box of Bluetooth formula emergency light |
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Application publication date: 20150408 |