CN214708126U - Baby companion lamp based on crying detection - Google Patents
Baby companion lamp based on crying detection Download PDFInfo
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- CN214708126U CN214708126U CN202120839289.1U CN202120839289U CN214708126U CN 214708126 U CN214708126 U CN 214708126U CN 202120839289 U CN202120839289 U CN 202120839289U CN 214708126 U CN214708126 U CN 214708126U
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- 206010011469 Crying Diseases 0.000 title claims abstract description 16
- 238000001514 detection method Methods 0.000 title claims abstract description 9
- 239000003990 capacitor Substances 0.000 claims description 46
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 29
- 229910052744 lithium Inorganic materials 0.000 claims description 29
- 238000000034 method Methods 0.000 claims description 4
- 239000000284 extract Substances 0.000 abstract description 3
- 230000008878 coupling Effects 0.000 abstract description 2
- 238000010168 coupling process Methods 0.000 abstract description 2
- 238000005859 coupling reaction Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000005236 sound signal Effects 0.000 description 2
- 208000010340 Sleep Deprivation Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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Abstract
The utility model relates to a baby's companion lamp based on detection of crying. The existing sound control lamp is not suitable for infants with insufficient language ability. The utility model discloses a host system, microphone pickup module, LED banks module and power module. The microphone pickup module comprises a microphone main body and a coupling circuit and is used for collecting external environment sound; the LED lamp group module comprises a plurality of LED lamps and a driving circuit; the power module provides power for the whole system. The main control module adopts a chip with a signal processing unit, an arithmetic unit, a storage unit, a signal output unit and a timing unit. The signal processing unit converts the sound analog signal into a digital signal, the operation unit extracts comparison data, the comparison data is compared with stored characteristic data of the baby cry, if a similarity threshold value is reached, a light-on signal is output, timing is started, a set time is reached, and the LED lamp is turned off. The utility model discloses a detect the acoustic control of crying of infant and make the switching of light, be fit for the infant and sleep and use.
Description
Technical Field
The utility model belongs to the technical field of the pronunciation detects, a baby accompanies lamp based on cry detects is related to.
Background
The infant care is a hard work, and especially at night, the infant often cries due to slight change of the environment and needs parents to turn on the light to take care, which wastes a great deal of energy of the parents, causes insufficient sleep and affects normal work and life. The companion lamp is mainly used for caring for infants at night, and has the characteristics of small size, portability, soft lamplight and the like. At present, accompanying lamps on the market are various in types, but most of the accompanying lamps are manually controlled; some intelligent accompanying lamps can be used for realizing voice control. However, the existing sound control lamp is relatively simple to control, and the lamp can be turned on no matter what sound is. There are also voice operated lights that require a specific command to turn on. However, the infants have insufficient language ability and cannot independently control the light to be turned on when light needs exist. To sum up, current baby accompanies and attends to the lamp, can't satisfy the demand far away.
Disclosure of Invention
The utility model aims at providing a baby's companion lamp based on detection of crying to prior art not enough.
The utility model discloses a host system to and be connected to host system's microphone pickup module and LED banks module, power module provides the power for host system, microphone pickup module and LED banks module respectively.
The microphone pickup module comprises a microphone, four resistors and four capacitors; the positive end of the microphone M is connected with one end of a first capacitor C1, one end of a first resistor R1 and one end of a second capacitor C2, and the negative end of the microphone M is connected with one end of a third capacitor C3, one end of a second resistor R2 and the other end of a second capacitor C2; the other end of the first resistor R1 is connected with one end of the third resistor R3 and one end of the fourth capacitor C4, and the other end of the second resistor R2 is connected with one end of the fourth resistor R4 and the other end of the fourth capacitor C4; the other end of the third resistor R3 is connected with a VDD power supply, and the other end of the fourth resistor R4 is grounded; the other end of the first capacitor C1 is used as a positive output terminal ADC _ P of the microphone pickup module, and the other end of the third resistor R3 is used as a negative output terminal ADC _ N of the microphone pickup module.
The LED lamp group module comprises a plurality of LED lamps, two resistors and an NMOS tube; the positive end of the LED lamps after being connected in parallel is connected with a VDD power supply, the negative end of the LED lamps is connected with one end of a fifth resistor R5, and the other end of the fifth resistor R5 is connected with the drain electrode of an NMOS tube N1; the gate of the NMOS transistor N1 is connected to one end of the sixth resistor R6, and then serves as the LED lamp set module control signal input terminal LED _ C, and the source of the NMOS transistor N1 is connected to the other end of the sixth resistor R6 and then grounded.
The power supply module comprises a lithium battery, a filter capacitor and a lithium battery charging circuit; the positive power input end of the lithium battery charging circuit U1 is connected with one end of the filter capacitor C and then connected with the power supply end of the USB terminal, and after the USB terminal is inserted into the USB interface, the lithium battery charging circuit U1 obtains a +5V power supply; the negative power input end of the lithium battery charging circuit U1 is connected with the other end of the filter capacitor C and then grounded; two power output ends of the lithium battery charging circuit U1 are connected with the anode and the cathode of the lithium battery B, and a +3.3V power output end VDD of the lithium battery charging circuit U1 provides power for the whole system.
The main control module adopts a chip with a signal processing unit, an arithmetic unit, a storage unit, a signal output unit and a timing unit; two signal input ends of the chip U are respectively connected with a positive output end ADC _ P and a negative output end ADC _ N of the microphone pickup module through a fifth capacitor C5 and a sixth capacitor C6, a signal output end of the chip U is connected with a control signal input end LED _ C of the LED lamp bank module through a seventh resistor R7, a power supply end of the chip U is connected with one end of a decoupling capacitor C7 and a VDD power supply, and the other end of the decoupling capacitor C7 is grounded.
The utility model provides a baby accompanies lamp based on detection of crying is through single section lithium cell power supply to the design has lithium battery charging circuit, has realized the portability and the practicality of product. The utility model provides a baby's companion lamp based on detection of crying through the crying sound that detects the infant, realizes the switching of light. Compared with the existing accompanying lamp, the light is more intelligent and is suitable for infants to sleep.
Drawings
FIG. 1 is a general schematic view of the present invention;
FIG. 2 is a schematic diagram of a microphone pickup module;
FIG. 3 is a schematic view of an LED lamp module
FIG. 4 is a schematic diagram of a power module;
fig. 5 is a schematic diagram of a main control module.
Detailed Description
As shown in fig. 1, a crying detection-based infant companion lamp includes a main control module 1, and a microphone sound pickup module 2 and an LED light group module 3 connected to the main control module 1, and a power module 4 respectively provides power for the main control module 1, the microphone sound pickup module 2, and the LED light group module 3.
As shown in fig. 2, the microphone pickup module 2 includes a microphone M, four resistors, and four capacitors. The positive end of the microphone M is connected with one end of a first capacitor C1, one end of a first resistor R1 and one end of a second capacitor C2, and the negative end of the microphone M is connected with one end of a third capacitor C3, one end of a second resistor R2 and the other end of a second capacitor C2; the other end of the first resistor R1 is connected with one end of the third resistor R3 and one end of the fourth capacitor C4, and the other end of the second resistor R2 is connected with one end of the fourth resistor R4 and the other end of the fourth capacitor C4; the other end of the third resistor R3 is connected with a VDD power supply, and the other end of the fourth resistor R4 is grounded; the other end of the first capacitor C1 is used as a positive output terminal ADC _ P of the microphone sound pickup module, and the other end of the third resistor R3 is used as a negative output terminal ADC _ N of the microphone sound pickup module, so as to input the collected sound signal into the main control module 1.
As shown in fig. 3, the LED lamp group module 3 includes a plurality of LED lamps, two resistors and an NMOS transistor N1. The positive end of the LED lamps after being connected in parallel is connected with a VDD power supply, the negative end of the LED lamps is connected with one end of a fifth resistor R5, and the other end of the fifth resistor R5 is connected with the drain electrode of an NMOS tube N1; the gate of the NMOS transistor N1 is connected to one end of the sixth resistor R6, and then serves as the LED lamp set module control signal input terminal LED _ C, and the source of the NMOS transistor N1 is connected to the other end of the sixth resistor R6 and then grounded. When the baby crying is detected, the LED lamp is turned on, the main control module starts timing at the same time, and when the timing of the main control module is finished, the LED lamp is turned off.
As shown in fig. 4, the power module 4 includes a lithium battery B, a filter capacitor C, and a lithium battery charging circuit U1, where the charging circuit U1 is used to charge the lithium battery B and input the lithium battery B in a USB interface manner; the lithium battery B is used to supply power to the entire system. The positive power input end of the lithium battery charging circuit U1 is connected with one end of the filter capacitor C and then connected with the power supply end of the USB terminal, and after the USB terminal is inserted into the USB interface, the lithium battery charging circuit U1 obtains a +5V power supply; the negative power input end of the lithium battery charging circuit U1 is connected with the other end of the filter capacitor C and then grounded, and the positive power input end is coupled with the negative power input end through the filter capacitor C; two power output ends of the lithium battery charging circuit U1 are connected with the anode and the cathode of the lithium battery B, and a +3.3V power output end VDD of the lithium battery charging circuit U1 provides power for the whole system.
As shown in fig. 5, the main control module 1 adopts a GX8002 voice AI chip U produced and sold by the applicant, and the chip U is provided with a signal processing unit, an arithmetic unit, a storage unit, a signal output unit and a timing unit. Two signal input ends of the chip U are respectively connected with a positive output end ADC _ P and a negative output end ADC _ N of the microphone pickup module through a fifth capacitor C5 and a sixth capacitor C6, a signal output end of the chip U is connected with a control signal input end LED _ C of the LED lamp bank module through a seventh resistor R7, a power supply end of the chip U is connected with one end of a decoupling capacitor C7 and a VDD power supply, and the other end of the decoupling capacitor C7 is grounded.
The sound signals picked up by the microphone pickup module are sent to the chip U, the signal processing unit of the chip U converts the analog signals into digital signals, the arithmetic unit analyzes the characteristics of the digital signals, extracts key characteristic points as comparison data, compares the comparison data with the characteristic data of the baby cry stored in the storage unit, and judges the similarity; if the similarity reaches a set threshold value, the sound is judged to be crying of the baby, the signal output unit outputs a light-on control signal to the LED lamp group module, the LED lamp is turned on, meanwhile, the timing unit starts timing, and after the set time is reached, the signal output unit outputs a light-off control signal to the LED lamp group module, and the LED lamp is turned off. The sound is compared and is judged the prior art that the similarity is ripe, can adopt multiple method to realize, the utility model discloses an invention point lies in providing the hardware architecture who realizes this method.
The specific control method of the infant companion lamp comprises the following steps:
a microphone in the microphone pickup module is used as a pickup device for picking up ambient sound; when the baby cries, the crying sound is picked up by the microphone pickup module and is sent to the main control module through the coupling circuit.
The signal processing unit of the main control module converts the analog signal into a digital signal; the arithmetic unit analyzes the characteristics of the digital signals and extracts key characteristic points as comparison data; the storage unit of the main control module stores characteristic data of the baby crying, the picked sound characteristic data is compared with the stored characteristic data, if the similarity reaches a set threshold value, the cover sound is judged to be the crying of the baby, and according to the judgment result, the signal output unit in the main control module sends out a light-on signal.
The LED lamp group module receives the light-on signal sent by the main control module, executes the light-on action and turns on light.
The timing module in the main control module starts timing after sending the light-on signal, and sends the light-off signal and turns off the light after reaching the set time.
The foregoing has outlined the principles of the present invention in detail, showing the main features and advantages thereof. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and the changes and modifications are intended to fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (2)
1. A crying detection-based infant companion lamp comprises a main control module, a microphone pickup module and an LED lamp group module, wherein the microphone pickup module and the LED lamp group module are connected to the main control module; the method is characterized in that:
the microphone pickup module comprises a microphone, four resistors and four capacitors; the positive end of the microphone M is connected with one end of a first capacitor C1, one end of a first resistor R1 and one end of a second capacitor C2, and the negative end of the microphone M is connected with one end of a third capacitor C3, one end of a second resistor R2 and the other end of a second capacitor C2; the other end of the first resistor R1 is connected with one end of the third resistor R3 and one end of the fourth capacitor C4, and the other end of the second resistor R2 is connected with one end of the fourth resistor R4 and the other end of the fourth capacitor C4; the other end of the third resistor R3 is connected with a VDD power supply, and the other end of the fourth resistor R4 is grounded; the other end of the first capacitor C1 is used as a positive output end ADC _ P of the microphone sound pickup module, and the other end of the third resistor R3 is used as a negative output end ADC _ N of the microphone sound pickup module;
the LED lamp group module comprises a plurality of LED lamps, two resistors and an NMOS tube; the positive end of the LED lamps after being connected in parallel is connected with a VDD power supply, the negative end of the LED lamps is connected with one end of a fifth resistor R5, and the other end of the fifth resistor R5 is connected with the drain electrode of an NMOS tube N1; the grid electrode of the NMOS tube N1 is connected with one end of the sixth resistor R6 and then serves as the control signal input end LED _ C of the LED lamp group module, and the source electrode of the NMOS tube N1 is connected with the other end of the sixth resistor R6 and then grounded;
the power supply module comprises a lithium battery, a filter capacitor and a lithium battery charging circuit; the positive power input end of the lithium battery charging circuit U1 is connected with one end of the filter capacitor C and then connected with the power supply end of the USB terminal, and after the USB terminal is inserted into the USB interface, the lithium battery charging circuit U1 obtains a +5V power supply; the negative power input end of the lithium battery charging circuit U1 is connected with the other end of the filter capacitor C and then grounded; two power supply output ends of the lithium battery charging circuit U1 are connected with the anode and the cathode of the lithium battery B, and a +3.3V power supply output end VDD of the lithium battery charging circuit U1 provides power for the whole system;
the main control module adopts a chip with a signal processing unit, an arithmetic unit, a storage unit, a signal output unit and a timing unit; two signal input ends of the chip U are respectively connected with a positive output end ADC _ P and a negative output end ADC _ N of the microphone pickup module through a fifth capacitor C5 and a sixth capacitor C6, a signal output end of the chip U is connected with a control signal input end LED _ C of the LED lamp bank module through a seventh resistor R7, a power supply end of the chip U is connected with one end of a decoupling capacitor C7 and a VDD power supply, and the other end of the decoupling capacitor C7 is grounded.
2. A crying detection based infant companion lamp as claimed in claim 1 wherein: the main control module adopts a GX8002 voice AI chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120839289.1U CN214708126U (en) | 2021-04-22 | 2021-04-22 | Baby companion lamp based on crying detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120839289.1U CN214708126U (en) | 2021-04-22 | 2021-04-22 | Baby companion lamp based on crying detection |
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| Publication Number | Publication Date |
|---|---|
| CN214708126U true CN214708126U (en) | 2021-11-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120839289.1U Withdrawn - After Issue CN214708126U (en) | 2021-04-22 | 2021-04-22 | Baby companion lamp based on crying detection |
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| Country | Link |
|---|---|
| CN (1) | CN214708126U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113079615A (en) * | 2021-04-22 | 2021-07-06 | 杭州国芯科技股份有限公司 | Baby companion lamp based on crying detection |
-
2021
- 2021-04-22 CN CN202120839289.1U patent/CN214708126U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113079615A (en) * | 2021-04-22 | 2021-07-06 | 杭州国芯科技股份有限公司 | Baby companion lamp based on crying detection |
| CN113079615B (en) * | 2021-04-22 | 2024-06-04 | 杭州国芯科技股份有限公司 | Infant accompanying lamp based on crying detection |
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Granted publication date: 20211112 Effective date of abandoning: 20240604 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20211112 Effective date of abandoning: 20240604 |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |