CN204906655U - Earphone of accompany movement flashing light - Google Patents
Earphone of accompany movement flashing light Download PDFInfo
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- CN204906655U CN204906655U CN201520672236.XU CN201520672236U CN204906655U CN 204906655 U CN204906655 U CN 204906655U CN 201520672236 U CN201520672236 U CN 201520672236U CN 204906655 U CN204906655 U CN 204906655U
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Abstract
The utility model relates to an earphone of accompany movement flashing light, acceleration value formed data signal input microprocessor circuit when its adoption acceleration sensor circuit collection user moved, and ARM microprocessor carries out analysis and judgement with here data signal, and ARM microprocessor gives out light, give off light and extinguishes through LED lamp driving circuit drive LED lamp. Consequently it can need not user manually operation and can realize following user's gesture flashing light that moves automatically. The utility model discloses an earphone still includes filter circuit, and the operational reliability of earphone is guaranteed to its ripple that can the filtering comes from the power to this earphone circuit design is reasonable, thereby has practiced thrift the cost.
Description
Technical field
The utility model relates to Intelligent worn device field, relates to a kind of earphone of accompany movement flashing light in particular.
Background technology
Along with the development of mobile communication technology, mobile Internet is day by day universal, and conventional internet is to mobile Internet migration, and Intelligent worn device development in recent years very fast, becomes a focus industry.It is very extensive that intelligence dresses the field that relates to of product, from glasses, amusement, child custody, health, Smart Home, intelligent dress ornament to fields such as communications, can add take pictures, speech recognition, eyeglass navigation, the various function such as Avoirdupois monitoring.Can think that Intelligent worn device is that a kind of it represents form is not mobile phone based on mobile Internet, the intelligent terminal with high-performance low-power-consumption feature, but the wearable items in daily life.It, by by transducer, carries out information interaction with human body, is a kind of smart machine be born under new concept, has a wide range of applications field, and constantly can upgrade according to user's request.Intelligent worn device will play very important effect in raising people quality of the life, the intellectuality of promotion life style, and Intelligent worn device industry will welcome the huge market space.
Current intelligent earphone function singleness, with simple, can not form interaction with user effectively.This problem needs change badly.
Utility model content
The utility model is in order to overcome the deficiencies in the prior art, object aims to provide a kind of earphone of accompany movement flashing light, it manually just can realize LED according to user movement attitude without the need to user and flash, and head circuit is reasonable in design and working stability, thus guarantee that the working stability of earphone is with reliable.
In order to solve above-mentioned technical problem, the basic technical scheme that the utility model proposes is:
An earphone for accompany movement flashing light, comprising: acceleration sensor circuit; Described acceleration sensor circuit gathers user movement brief acceleration and forms the first signal; Access the first signal and the first signal analyzed and judges and produce the microcontroller circuit of secondary signal; The LED drive circuit of access secondary signal; Described LED drive circuit receives the secondary signal from microcontroller circuit and produces the 3rd signal with this; Access the LED flash lamp circuit of the 3rd signal; The 3rd signal that described LED flash lamp circuit receives from LED drive circuit is also luminous.
Further, described microcontroller circuit adopts model to be the ARM microprocessor of EFM32TG210, and ARM microprocessor has 33 pins.
Further, described LED drive circuit comprises three resistance and a NPN type triode, first pin of ARM microprocessor is connected with one end of the first resistance and one end of the second resistance respectively, the other end ground connection of the first resistance, the other end of the second resistance is connected with the base stage of NPN type triode and one end of the 3rd resistance respectively, collector electrode is connected with LED flash lamp circuit, the other end ground connection of emitter and the 3rd resistance.
Further, described earphone configures three paths of LEDs drive circuits, and accordingly, the first pin of ARM microprocessor is connected with first via LED drive circuit, and the second pin is connected with the second paths of LEDs drive circuit, and the 3rd pin is connected with the 3rd paths of LEDs drive circuit.
Further, described LED flash lamp circuit comprises a light-emitting diode, the 4th resistance and first electric capacity, the negative pole of light-emitting diode is connected with the collector electrode of NPN type triode, positive pole is connected with one end of the 4th resistance, the other end of the 4th resistance is connected with the 14 pin of ARM microprocessor and one end of the first electric capacity respectively, the other end ground connection of the first electric capacity.
Further, described earphone configures three paths of LEDs flash lamp circuits, accordingly, first paths of LEDs flash lamp circuit is connected with the collector electrode of NPN type triode in first via LED drive circuit, second paths of LEDs flash lamp circuit is connected with the collector electrode of NPN type triode in the second paths of LEDs drive circuit, and the 3rd paths of LEDs flash lamp circuit is connected with the collector electrode of NPN type triode in the 3rd paths of LEDs drive circuit.
Further, described acceleration sensor circuit comprises an acceleration transducer, the 5th resistance, the 6th resistance, the second electric capacity and the 3rd electric capacity, described acceleration sensor circuit adopts model to be the acceleration transducer of BMA250E, acceleration transducer has 12 pins, first pin of acceleration transducer and the equal ground connection of the 4th pin, second pin of acceleration transducer respectively with the 31 pin of ARM microprocessor, one end of 5th resistance connects, the other end of the 5th resistance is connected with the 4th pin of ARM microprocessor, one end of 3rd pin respectively with the second electric capacity of acceleration transducer, one end of 3rd electric capacity, 4th pin of ARM microprocessor connects, the other end of the second electric capacity and the equal ground connection of the other end of the 3rd electric capacity, 5th pin and the 6th pin of acceleration transducer are unsettled, one end of 7th pin the respectively with three electric capacity of acceleration transducer, 4th pin of ARM microprocessor connects, 8th pin of acceleration transducer and the 9th pin ground connection, tenth pin of acceleration transducer is unsettled, one end of 11 pin the respectively with three electric capacity of acceleration transducer, 4th pin of ARM microprocessor connects, 12 pin of acceleration transducer respectively with the 32 pin of ARM microprocessor, one end of 6th resistance connects, the other end of the 6th resistance is connected with the 4th pin of ARM microprocessor.
Further, described microcontroller circuit also comprises eight electric capacity, and eight electric capacity are that the 4th electric capacity is to the 11 electric capacity respectively; Described ARM microprocessor the 5th, the 6th, the tenth, the 12, the 13, the 16 to the 19, the 22 to the 27, the 29 and the 30 pin is unsettled, 4th pin is by the 4th capacity earth, 9th pin is by the 5th capacity earth, 11 pin is by the 6th capacity earth, 14 pin is by the 7th capacity earth, 15 pin is by the 8th capacity earth, 20 pin is by the 9th capacity earth, 21 pin is by the tenth capacity earth, and the 28 pin is by the 11 capacity earth.
Further, described earphone also comprises clock circuit and filter circuit, clock circuit comprises the 12 electric capacity, the 13 electric capacity and a crystal oscillator, 7th pin of ARM microprocessor is connected with one end of crystal oscillator and one end of the 13 electric capacity respectively, the other end ground connection of the 13 electric capacity, 8th pin is connected with the other end of crystal oscillator and one end of the 12 electric capacity respectively, the other end ground connection of the 12 electric capacity; Filter circuit comprises a filter inductance, the 14 electric capacity and the 15 electric capacity, 4th pin of ARM microprocessor is connected with one end of filter inductance and one end of the 14 electric capacity respectively, the other end ground connection of the 14 electric capacity, the other end of filter inductance is connected with the 11 pin of ARM microprocessor and one end of the 15 electric capacity respectively, the other end ground connection of the 15 electric capacity.
The beneficial effects of the utility model are: acceleration sensor circuit gathers user movement brief acceleration value and forms data-signal input microprocessor circuit, this data-signal carries out analyzing and judging by ARM microprocessor, and ARM microprocessor is by the luminous and extinguishing of LED lamp drive circuit driving LED lamp.Therefore it can realize following user movement attitude flashing light without the need to user's manual operation automatically.Earphone of the present utility model also comprises filter circuit, its can filtering from the ripple of power supply, ensure the functional reliability of earphone, and this head circuit is reasonable in design, thus has saved cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present embodiment earphone.
Fig. 2 is the structural representation of the present embodiment microcontroller circuit.
Fig. 3 is the structural representation of the present embodiment LED drive circuit.
Fig. 4 is the structural representation of the present embodiment 3 paths of LEDs drive circuit.
Fig. 5 is the structural representation of the present embodiment LED flash lamp circuit.
Fig. 6 is the structural representation of the present embodiment 3 paths of LEDs flash lamp circuit.
Fig. 7 is the structural representation of the present embodiment acceleration sensor circuit.
Fig. 8 is the structural representation of the present embodiment clock circuit.
Fig. 9 is the structural representation of the present embodiment filter circuit.
Figure 10 is the flow chart that the accompany movement of the present embodiment earphone realizes flashing light method.
Embodiment
Be described further below with reference to accompanying drawing 1 to 10 pair of the utility model, but protection range of the present utility model should do not limited with this.For convenience of description and understand the technical solution of the utility model, below illustrate that the orientation that the noun of locality used all is shown with accompanying drawing is as the criterion.
As shown in Figure 1, the earphone of the present embodiment comprises acceleration sensor circuit, microcontroller circuit, LED drive circuit, LED flash lamp circuit, clock circuit and filter circuit.Microcontroller circuit is connected with acceleration sensor circuit, LED drive circuit, clock circuit, filter circuit respectively, and LED drive circuit is connected with LED flash lamp circuit.
As shown in Figure 1, acceleration sensor circuit gathers user movement brief acceleration value and forms the first signal, microcontroller circuit accesses the first signal and analyzes the first signal and judge and produce secondary signal, LED drive circuit receives the secondary signal from microcontroller circuit and produces the 3rd signal with this, and the 3rd signal that LED flash lamp circuit receives from LED drive circuit is also luminous.Wherein, the first signal is acceleration information signal, and secondary signal is the pwm signal of driving LED lamp, and the 3rd signal is carried out amplifying the drive singal with the luminescence of driving LED lamp by pwm signal.
As shown in Figure 2, microcontroller circuit adopts model to be the ARM microprocessor of EFM32TG210, and ARM microprocessor U2 has 33 pins.
As shown in Figure 3, LED drive circuit comprises three resistance and a NPN type triode Q1, first pin 1 of ARM microprocessor is connected with one end of the first resistance R1 and one end of the second resistance R2 respectively, the other end ground connection of the first resistance R1, the other end of the second resistance R2 is connected with the base stage of NPN type triode Q1 and one end of the 3rd resistance R3 respectively, collector electrode is connected with LED flash lamp circuit, the other end ground connection of emitter and the 3rd resistance R3.Wherein, the resistance of the first resistance R1 is 100K.Second resistance is current-limiting resistance, and the 3rd resistance is pull down resistor.
As shown in Figure 4, earphone configures three paths of LEDs drive circuits, and accordingly, the first pin 1 of ARM microprocessor is connected with first via LED drive circuit, and the second pin 2 is connected with the second paths of LEDs drive circuit, and the 3rd pin 3 is connected with the 3rd paths of LEDs drive circuit.The amplification end of the first pin 1 of ARM microprocessor is here the TIMERO_CCO of Fig. 2 and Fig. 4 mark, the amplification end of the second pin 2 of ARM microprocessor is the TIMERO_CC1 of Fig. 2 and Fig. 4 mark, and the amplification end of the 3rd pin 3 of ARM microprocessor is the TIMERO_CC3 of Fig. 2 and Fig. 4 mark.Further, the collector electrode of the NPN type triode Q1 in each paths of LEDs drive circuit is here respectively LED_R, LED_G and LED_B.
As shown in Figure 5, LED flash lamp circuit comprises a light-emitting diode D1, a 4th resistance R4 and first electric capacity C1, the negative pole of light-emitting diode D1 is connected with the collector electrode of NPN type triode Q1, positive pole is connected with one end of the 4th resistance R4, the other end of the 4th resistance R4 is connected with the 14 pin 14 of ARM microprocessor U2 and one end of the first electric capacity C1 respectively, the other end ground connection of the first electric capacity C1.
As shown in Figure 6, earphone configures three paths of LEDs flash lamp circuits, accordingly, first paths of LEDs flash lamp circuit is connected with the collector electrode of NPN type triode in first via LED drive circuit, second paths of LEDs flash lamp circuit is connected with the collector electrode of NPN type triode in the second paths of LEDs drive circuit, and the 3rd paths of LEDs flash lamp circuit is connected with the collector electrode of NPN type triode in the 3rd paths of LEDs drive circuit.The negative pole amplification end of the light-emitting diode D1 in each paths of LEDs flash lamp circuit is here respectively LED_R, LED_G and LED_B.
As shown in Figure 7, acceleration sensor circuit comprises an acceleration transducer U1, the 5th resistance R5, the 6th resistance R6, the second electric capacity C2 and the 3rd electric capacity C3.Acceleration sensor circuit adopts model to be the acceleration transducer of BMA250E, acceleration transducer U1 has 12 pins, first pin 1 of acceleration transducer U1 and the 4th pin 4 all ground connection, second pin 2 of acceleration transducer U1 respectively with the 31 pin 31 of ARM microprocessor U2, one end of 5th resistance R5 connects, the other end of the 5th resistance R5 is connected with the 4th pin 4 of ARM microprocessor U1, one end of 3rd pin 3 respectively with the second electric capacity C2 of acceleration transducer U1, one end of 3rd electric capacity C3, 4th pin 4 of ARM microprocessor U2 connects, the other end of the second electric capacity C2 and the equal ground connection of the other end of the 3rd electric capacity C3, 5th pin 5 and the 6th pin 6 of acceleration transducer U1 are unsettled, one end of 7th pin 7 the respectively with three electric capacity C3 of acceleration transducer U1, 4th pin 4 of ARM microprocessor U2 connects, 8th pin 8 of acceleration transducer U1 and the 9th pin 9 ground connection, tenth pin 10 of acceleration transducer U1 is unsettled, one end of 11 pin 11 the respectively with three electric capacity C3 of acceleration transducer U1, 4th pin 4 of ARM microprocessor U2 connects, 12 pin 12 of acceleration transducer U1 respectively with the 32 pin 32 of ARM microprocessor U2, one end of 6th resistance R6 connects, the other end of the 6th resistance R6 is connected with the 4th pin 4 of ARM microprocessor U2.
As shown in Figure 2, microcontroller circuit also comprises eight electric capacity, and eight electric capacity are that the 4th electric capacity C4 is to the 11 electric capacity C11 respectively.The 55 of ARM microprocessor U2, 66, 10, 12, 13, 16 to the 19, 22 to the 27, 29 and the 30 pin 30 is unsettled, 4th pin 4 of ARM microprocessor U2 is by the 4th electric capacity C4 ground connection, 9th pin 9 of ARM microprocessor U2 is by the 5th electric capacity C5 ground connection, 11 pin 11 of ARM microprocessor U2 is by the 6th electric capacity C6 ground connection, 14 pin 14 of ARM microprocessor U2 is by the 7th electric capacity C7 ground connection, 15 pin 15 of ARM microprocessor U2 is by the 8th electric capacity C8 ground connection, 20 pin 20 of ARM microprocessor U2 is by the 9th electric capacity C9 ground connection, 21 pin 21 of ARM microprocessor U2 is by the tenth electric capacity C10 ground connection, 28 pin 28 is by the 11 electric capacity C11 ground connection.
As shown in Figure 2, what deserves to be explained is, the amplification end of the 4th pin of ARM microprocessor U2 is VDD_MCU, the amplification end of the 7th pin is LFXTAL_P, 8th pin is LFXTAL_N, and the 9th pin is RESET_MCU, and the 11 pin is AVDD_MCU, 31 pin is SDA_MCU, and the 32 pin is SCL_MCU.
As shown in Figure 8, clock circuit comprises the 12 electric capacity C12, a 13 electric capacity C13 and crystal oscillator Y1,7th pin 7 of ARM microprocessor U2 is connected with one end of crystal oscillator Y1 and one end of the 13 electric capacity C13 respectively, the other end ground connection of the 13 electric capacity C13,8th pin 8 of ARM microprocessor U2 is connected with the other end of crystal oscillator Y1 and one end of the 12 electric capacity C12 respectively, the other end ground connection of the 12 electric capacity C12.As shown in Figure 9, filter circuit comprises a filter inductance L1, the 14 electric capacity C14 and the 15 electric capacity C15,4th pin 4 of ARM microprocessor U2 is connected with one end of filter inductance L1 and one end of the 14 electric capacity C14 respectively, the other end ground connection of the 14 electric capacity C14, the other end of filter inductance L1 is connected with one end of the 11 pin the 11 and the 15 electric capacity C15 of ARM microprocessor U2 respectively, the other end ground connection of the 15 electric capacity C15.
The earphone of the present embodiment realizes the method for accompany movement flashing light, as shown in Figure 10, acceleration sensor circuit catches the athletic posture of user, i.e. accekeration, ARM microprocessor sends collection signal to gather user's accekeration every 40 milliseconds to acceleration sensor circuit, microprocessor presets bright light threshold value and threshold value of turning off the light, and ARM microprocessor carries out analyzing and judging in conjunction with user's accekeration, bright light threshold value and threshold value of turning off the light, and produces secondary signal with this; When user's accekeration exceedes bright light threshold value, it is luminous by LED lamp drive circuit driving LED lamp that microprocessor produces secondary signal; User's accekeration lower than turn off the light threshold value time, LED automatic distinguishing; When user's accekeration is in bright light threshold value and turns off the light between threshold value, LED keeps the luminance of former lamp.In actual motion, acceleration is changing always, pin land and the value of liftoff brief acceleration comparatively large, and rise time aloft or whereabouts brief acceleration value less, like this, when pin lands, lamp just can be lighted, and leaves rear lantern festival and extinguishes.Therefore, the LED on earphone just can real-time the lighting and extinguish of paces of accompany movement.
The announcement of book and instruction according to the above description, the utility model those skilled in the art can also change above-mentioned execution mode and revise.Therefore, the utility model is not limited to embodiment disclosed and described above, also should fall in the protection range of claim of the present utility model modifications and changes more of the present utility model.In addition, although employ some specific terms in this specification, these terms just for convenience of description, do not form any restriction to the utility model.
Claims (9)
1. an earphone for accompany movement flashing light, is characterized in that: comprising:
Acceleration sensor circuit; Described acceleration sensor circuit gathers user movement brief acceleration and forms the first signal;
Access the first signal and the first signal analyzed and judges and produce the microcontroller circuit of secondary signal;
The LED drive circuit of access secondary signal; Described LED drive circuit receives the secondary signal from microcontroller circuit and produces the 3rd signal with this;
Access the LED flash lamp circuit of the 3rd signal; The 3rd signal that described LED flash lamp circuit receives from LED drive circuit is also luminous.
2. the earphone of a kind of accompany movement flashing light according to claim 1, is characterized in that: described microcontroller circuit adopts model to be the ARM microprocessor of EFM32TG210, and ARM microprocessor has 33 pins.
3. a kind of earphone of accompany movement flashing light according to claim 1 or 2, it is characterized in that: described LED drive circuit comprises three resistance and a NPN type triode, first pin of ARM microprocessor is connected with one end of the first resistance and one end of the second resistance respectively, the other end ground connection of the first resistance, the other end of the second resistance is connected with the base stage of NPN type triode and one end of the 3rd resistance respectively, collector electrode is connected with LED flash lamp circuit, the other end ground connection of emitter and the 3rd resistance.
4. the earphone of a kind of accompany movement flashing light according to claim 1, it is characterized in that: described earphone configures three paths of LEDs drive circuits, accordingly, first pin of ARM microprocessor is connected with first via LED drive circuit, second pin is connected with the second paths of LEDs drive circuit, and the 3rd pin is connected with the 3rd paths of LEDs drive circuit.
5. the earphone of a kind of accompany movement flashing light according to claim 1, it is characterized in that: described LED flash lamp circuit comprises a light-emitting diode, the 4th resistance and first electric capacity, the negative pole of light-emitting diode is connected with the collector electrode of NPN type triode, positive pole is connected with one end of the 4th resistance, the other end of the 4th resistance is connected with the 14 pin of ARM microprocessor and one end of the first electric capacity respectively, the other end ground connection of the first electric capacity.
6. the earphone of a kind of accompany movement flashing light according to claim 1, it is characterized in that: described earphone configures three paths of LEDs flash lamp circuits, accordingly, first paths of LEDs flash lamp circuit is connected with the collector electrode of NPN type triode in first via LED drive circuit, second paths of LEDs flash lamp circuit is connected with the collector electrode of NPN type triode in the second paths of LEDs drive circuit, and the 3rd paths of LEDs flash lamp circuit is connected with the collector electrode of NPN type triode in the 3rd paths of LEDs drive circuit.
7. the earphone of a kind of accompany movement flashing light according to claim 1, is characterized in that: described acceleration sensor circuit comprises an acceleration transducer, the 5th resistance, the 6th resistance, the second electric capacity and the 3rd electric capacity, described acceleration sensor circuit adopts model to be the acceleration transducer of BMA250E, acceleration transducer has 12 pins, first pin of acceleration transducer and the equal ground connection of the 4th pin, second pin of acceleration transducer respectively with the 31 pin of ARM microprocessor, one end of 5th resistance connects, the other end of the 5th resistance is connected with the 4th pin of ARM microprocessor, one end of 3rd pin respectively with the second electric capacity of acceleration transducer, one end of 3rd electric capacity, 4th pin of ARM microprocessor connects, the other end of the second electric capacity and the equal ground connection of the other end of the 3rd electric capacity, 5th pin and the 6th pin of acceleration transducer are unsettled, one end of 7th pin the respectively with three electric capacity of acceleration transducer, 4th pin of ARM microprocessor connects, 8th pin of acceleration transducer and the 9th pin ground connection, tenth pin of acceleration transducer is unsettled, one end of 11 pin the respectively with three electric capacity of acceleration transducer, 4th pin of ARM microprocessor connects, 12 pin of acceleration transducer respectively with the 32 pin of ARM microprocessor, one end of 6th resistance connects, the other end of the 6th resistance is connected with the 4th pin of ARM microprocessor.
8. a kind of earphone of accompany movement flashing light according to claim 1 or 2, it is characterized in that: described microcontroller circuit also comprises eight electric capacity, eight electric capacity are that the 4th electric capacity is to the 11 electric capacity respectively; Described ARM microprocessor the 5th, the 6th, the tenth, the 12, the 13, the 16 to the 19, the 22 to the 27, the 29 and the 30 pin is unsettled, 4th pin is by the 4th capacity earth, 9th pin is by the 5th capacity earth, 11 pin is by the 6th capacity earth, 14 pin is by the 7th capacity earth, 15 pin is by the 8th capacity earth, 20 pin is by the 9th capacity earth, 21 pin is by the tenth capacity earth, and the 28 pin is by the 11 capacity earth.
9. the earphone of a kind of accompany movement flashing light according to claim 1, it is characterized in that: described earphone also comprises clock circuit and filter circuit, clock circuit comprises the 12 electric capacity, the 13 electric capacity and a crystal oscillator, 7th pin of ARM microprocessor is connected with one end of crystal oscillator and one end of the 13 electric capacity respectively, the other end ground connection of the 13 electric capacity, 8th pin is connected with the other end of crystal oscillator and one end of the 12 electric capacity respectively, the other end ground connection of the 12 electric capacity; Filter circuit comprises a filter inductance, the 14 electric capacity and the 15 electric capacity, 4th pin of ARM microprocessor is connected with one end of filter inductance and one end of the 14 electric capacity respectively, the other end ground connection of the 14 electric capacity, the other end of filter inductance is connected with the 11 pin of ARM microprocessor and one end of the 15 electric capacity respectively, the other end ground connection of the 15 electric capacity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520672236.XU CN204906655U (en) | 2015-09-01 | 2015-09-01 | Earphone of accompany movement flashing light |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520672236.XU CN204906655U (en) | 2015-09-01 | 2015-09-01 | Earphone of accompany movement flashing light |
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| CN204906655U true CN204906655U (en) | 2015-12-23 |
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| CN201520672236.XU Expired - Fee Related CN204906655U (en) | 2015-09-01 | 2015-09-01 | Earphone of accompany movement flashing light |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105100998A (en) * | 2015-09-01 | 2015-11-25 | 深圳第一蓝筹科技有限公司 | Headset flashing along with movement |
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2015
- 2015-09-01 CN CN201520672236.XU patent/CN204906655U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105100998A (en) * | 2015-09-01 | 2015-11-25 | 深圳第一蓝筹科技有限公司 | Headset flashing along with movement |
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Addressee: Patent of Shenzhen first blue chip technology Co.,Ltd. The person in charge Document name: payment instructions |
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Granted publication date: 20151223 Termination date: 20210901 |