CN108831467A - A kind of IPC equipment based on voice control - Google Patents
A kind of IPC equipment based on voice control Download PDFInfo
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Abstract
The IPC equipment based on voice control that the invention discloses a kind of, including：Speech recognition module acquires extraneous voice, and extraneous voice is identified and handled for when detecting external sound, the voice messaging that obtains that treated；Main control module, by treated, voice messaging switchs to control instruction；Camera module, according to control instruction executive control operation；Power module, including relay switching device, the first power supply unit, the second power supply unit and increasing apparatus；Wherein, relay switching device is used to switch to the second power supply unit when the voltage of the first power supply unit is less than or equal to preset voltage value and be powered, and increasing apparatus is used to boost to the voltage that the first power supply unit or the second power supply unit export；Detection of power loss module exports pre-stored voltage when being less than or equal to preset voltage value for the voltage in the first power supply unit.Using the embodiment of the present invention, the cruising ability of IPC equipment can be reinforced, improve the effect of voice control.
Description
Technical Field
The invention relates to the technical field of computer control, in particular to IPC equipment based on voice control.
Background
Along with the improvement of living standard and science and technology of people, people have more and more great demand on family safety, therefore, a video monitor comes with the video monitor, along with the improvement of network speed and popularity, a higher-level safety monitor is generated, namely, an IPC (Internet protocol Camera), which is not only simple and convenient to install, but also can be directly connected with a computer through an Ethernet with higher speed, so that the transmission and analysis of images are carried out, and no additional host equipment is needed for conversion work, the safety monitoring capability is greatly improved due to the appearance of the IPC, and the life safety of people is greatly improved. However, although the existing IPC is convenient, the IPC is not intelligent enough, cannot recognize a user voice control instruction, has low cruising ability, is generally directly connected with a power supply in a user home, and cannot be used continuously once the power supply is cut off, thereby causing shooting interruption and reducing user experience.
Disclosure of Invention
The embodiment of the invention aims to provide the IPC equipment based on the voice control, which can enhance the cruising ability of the IPC equipment and improve the voice control effect.
In order to achieve the above object, an embodiment of the present invention provides an IPC device based on voice control, including:
the voice recognition module is used for collecting the external voice when external sound is detected, and recognizing and processing the external voice to obtain processed voice information;
the main control module is used for converting the processed voice information into a control instruction;
the camera module is used for executing control operation according to the control instruction;
the power supply module comprises a relay switching device, a first power supply device, a second power supply device and a boosting device; the relay switching device is used for switching to the second power supply device to supply power when the voltage of the first power supply device is smaller than or equal to a preset voltage value, and the boosting device is used for boosting the voltage output by the first power supply device or the second power supply device;
and the power failure detection module is used for outputting the pre-stored voltage until the pre-stored voltage is switched to the second power supply device for power supply when the voltage of the first power supply device is less than or equal to the preset voltage value.
Compared with the prior art, the IPC equipment based on the voice control collects the external voice through the voice recognition module, and recognizes and processes the external voice; converting the processed voice information into a control instruction through a main control module; executing control operation according to the control instruction through the camera module; when the voltage of the first power supply device is smaller than or equal to the preset voltage value, the relay switching device in the power supply module is switched to the second power supply device to supply power, and the boosting device is used for boosting the output voltage; and when the voltage of the first power supply device is less than or equal to the preset voltage value, outputting the pre-stored voltage until the second power supply device is switched to supply power through the power failure detection module. The problem of among the prior art unable discernment user acoustic control instruction, and duration is lower, in case the outage, then unable continuation of use is solved, the duration that can strengthen the IPC equipment improves voice control's effect.
As an improvement of the above scheme, the first power supply device is used for obtaining an alternating voltage provided by an external device, and the second power supply device is a storage battery; the first power supply device includes a transformer for boosting the ac voltage and a rectifier for converting the boosted ac voltage into a dc voltage.
As an improvement of the above scheme, the recognizing and processing the external voice to obtain processed voice information includes:
when the external voice can be recognized, analyzing and filtering the external voice to obtain the processed voice information;
the converting the processed voice information into a control instruction includes:
judging whether the processed voice information contains words matched with preset words or not; if so, extracting a control instruction corresponding to the preset word; and if not, deleting the processed voice information.
As an improvement of the above scheme, the camera module comprises a stepping motor and a shooting device; wherein,
the stepping motor is used for controlling the shooting device to rotate according to the control instruction or controlling the shooting device to rotate according to a preset track;
and the shooting device is used for shooting according to the control instruction.
As an improvement of the above scheme, the device further comprises a light source module, wherein the light source module comprises a light sensor and a lighting device; wherein,
the light sensor is used for detecting a light source; when the light sensor detects that the light source is lower than a preset light intensity threshold value
And when the lighting device is started or receives a light source starting instruction sent by the main control module.
As an improvement of the above solution, the apparatus further includes a communication module for transmitting the content photographed by the photographing device.
As an improvement of the above scheme, the power failure detection module includes a first voltage input terminal, a voltage output terminal, a first diode, a first resistor, a second resistor, a boost circuit and an energy storage circuit, wherein the boost circuit is a boost circuit; wherein,
the first voltage input end is connected with the first power supply device, the first voltage input end is also connected with the anode of the first diode, the cathode of the first diode is connected with the input end of the booster circuit, the output end of the booster circuit is connected with the input end of the energy storage circuit, and the output end of the energy storage circuit is connected with the voltage output end;
the first end of the first resistor is connected with the input end of the booster circuit, the second end of the first resistor is connected with the first end of the second resistor, and the second end of the second resistor is grounded.
As a modification of the above scheme, the tank circuit includes a first capacitor, a second capacitor, and a third capacitor; wherein,
the first end of the first capacitor is connected with the input end of the energy storage circuit, and the second end of the first capacitor is grounded; the first end of the second capacitor is connected with the first end of the first capacitor, and the second end of the second capacitor is grounded; the first end of the third capacitor is respectively connected with the output end of the energy storage circuit and the first end of the second capacitor, and the second end of the third capacitor is grounded.
As a modification of the above, the lighting apparatus includes a second voltage input terminal, a third resistor, a fourth resistor, a fifth resistor, a sixth resistor, a first transistor, a second transistor, and a light emitting circuit; wherein,
a first end of the third resistor is connected with the second voltage input end, a second end of the third resistor is connected with a base electrode of the first triode, an emitting electrode of the first triode is grounded, a collecting electrode of the first triode is connected with a first end of the fourth resistor, a second end of the fourth resistor is connected with a base electrode of the second triode, an emitting electrode of the second triode is connected with the third voltage input end, a collecting electrode of the second triode is connected with a first end of the light-emitting circuit, a second end of the light-emitting circuit is connected with a second end of the sixth resistor, and a first end of the sixth resistor is grounded; and a first end of the fifth resistor is connected with a second end of the fourth resistor, and a second end of the fifth resistor is connected with an emitter of the second triode.
As an improvement of the above scheme, the light emitting circuit is a light emitting diode, a first end of the light emitting circuit is an anode of the light emitting diode, and a second end of the light emitting circuit is a cathode of the light emitting diode.
Drawings
FIG. 1 is a schematic structural diagram of an IPC device based on voice control according to an embodiment of the present invention;
FIG. 2 is a circuit diagram of a relay switching device 41 of an IPC device based on voice control according to an embodiment of the present invention;
FIG. 3 is a circuit diagram of a power down detection module 5 in an IPC device based on voice control according to an embodiment of the present invention;
FIG. 4 is a circuit diagram of a lighting device in an IPC device based on voice control according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, fig. 1 is a schematic structural diagram of an IPC device based on voice control according to an embodiment of the present invention; the method comprises the following steps:
the voice recognition module 1 is used for collecting the external voice when external sound is detected, and recognizing and processing the external voice to obtain processed voice information;
the main control module 2 is used for converting the processed voice information into a control instruction;
the camera module 3 is used for executing control operation according to the control instruction;
a power module 4 including a relay switching device 41, a first power supply device 42, a second power supply device 43, and a voltage boosting device 44; the relay switching device 41 is configured to switch to the second power supply device 43 to supply power when the voltage of the first power supply device 42 is less than or equal to the preset voltage value, and the voltage boost device 44 is configured to boost the voltage output by the first power supply device 42 or the second power supply device 43;
and the power failure detection module 5 is configured to output a pre-stored voltage until the voltage is switched to the second power supply device 43 for power supply when the voltage of the first power supply device 42 is less than or equal to the preset voltage value.
Preferably, the first power supply device 42 is configured to obtain an ac voltage provided by an external device, and the second power supply device 43 is a storage battery; then, the first power supply device 42 includes a transformer for boosting the alternating-current voltage and a rectifier for converting the boosted alternating-current voltage into a direct-current voltage.
Specifically, when the voice recognition module 1 detects that the outside exceeds a preset value, it determines that the voice is recognizable, and the preset value may be 10 db. And the voice recognition module 1 analyzes and filters the external voice to obtain the processed voice information. Preferably, the voice recognition module 1 includes a voice processor and an ADC/DAC collector, and mainly implements functions of recognizing, collecting, and processing external voices.
Specifically, the main control module 2 includes an Alexa voice modem, and the main control module 2 determines whether the processed voice information contains a word matched with a preset word; if so, extracting a control instruction corresponding to the preset word; and if not, deleting the processed voice information. Preferably, the main control module 2 pre-contains a preset word and a control instruction corresponding to the preset word. For example, preset words such as start shooting, close shooting, left, right, and the like, the control operation corresponding to the control instruction is to open the camera module 3, close the camera module 3, turn the camera module 3 to the left, and turn the camera module 3 to the right.
Preferably, the camera module 3 comprises a stepping motor and a shooting device; the stepping motor is used for controlling the shooting device to rotate according to the control instruction or controlling the shooting device to rotate according to a preset track, and the shooting device is used for shooting according to the control instruction. The shooting device can realize wider monitoring.
Preferably, the first power supply device 42 is configured to obtain an ac voltage provided by an external device, and the second power supply device 43 is a storage battery; then, the first power supply device 42 includes a transformer for boosting the alternating-current voltage and a rectifier for converting the boosted alternating-current voltage into a direct-current voltage. Preferably, the second power supply device 43 may be a battery.
Preferably, the relay switching device 41 has a block diagram, referring to fig. 2, including a fourth voltage input terminal IN4, a fifth voltage input terminal IN5, a sixth voltage input terminal IN6, a coil G, a third transistor Q3, an armature switch S1, and a second diode D2. The fourth voltage input terminal IN4 is connected to the first power supply device 42, the fifth voltage input terminal IN5 is connected to the second power supply device 43, and the sixth voltage input terminal IN6 is connected to a GPIO pin of the main control module 2. The main control module 2 comprises an MCU chip, and the GPIO pin is an output pin of the MCU chip.
When the first power supply device 42 supplies power normally, that is, when the first power supply device 42 is not powered off, the voltage of the first power supply device 42 is greater than the preset voltage value, the GPIO pin of the main control module 2 does not output voltage, the third triode Q3 is not turned on, the coil G cannot generate a magnetic field, the armature switch S1 is connected with the fourth voltage input terminal IN4, and at this time, the first power supply device 42 supplies power. When the voltage of the first power supply device 42 is less than or equal to the preset voltage value, that is, when the first power supply device 42 is powered off, the GPIO pin of the main control module 2 outputs a voltage signal, so that the third transistor Q3 is turned on, the coil G starts to charge, so as to generate a magnetic field to attract the armature switch S1, at this time, the armature switch S1 is connected to the fifth voltage input terminal IN5, and the second power supply device 43 starts to supply power.
When the voltage of the first power supply device 42 is detected to be reduced to a certain degree, it is determined that the external power supply is powered off, the relay switching device 41 is controlled to be switched to the second power supply device 43 for supplying power through the GPIO pin of the main control module 2 in time, so that the problem that the IPC equipment cannot work due to the power off of the external power supply is avoided.
Preferably, the first power supply device 42 is connected to an RJ45 port with a POE function, the RJ45 port is a PD power receiving port, and can receive power through the RJ45 port, and the RJ45 port can also transmit 1000Mbit network data signals, and if the RJ45 port is provided, the power supply and data transmission functions can be realized only through one network port.
Specifically, referring to fig. 3, fig. 3 is a circuit diagram of a power down detection module 5 in an IPC device based on voice control according to an embodiment of the present invention; the power-down detection module 5 comprises a first voltage input end IN1, a voltage output end OUT1, a first diode D1, a first resistor R1, a second resistor R2, a boost circuit 51 and an energy storage circuit 52, wherein the boost circuit 51 is a boost circuit; wherein,
the first voltage input terminal IN1 is connected to the first power supply device 42, the first voltage input terminal IN1 is further connected to the anode of the first diode D1, the cathode of the first diode D1 is connected to the input terminal of the voltage boost circuit 51, the output terminal of the voltage boost circuit 51 is connected to the input terminal of the energy storage circuit 52, and the output terminal of the energy storage circuit 52 is connected to the voltage output terminal OUT 1; a first terminal of the first resistor R1 is connected to the input terminal of the voltage boost circuit 51, a second terminal of the first resistor R1 is connected to a first terminal of the second resistor R2, and a second terminal of the second resistor R2 is grounded.
Preferably, the tank circuit 52 includes a first capacitor C1, a second capacitor C2, and a third capacitor C3; wherein, a first end of the first capacitor C1 is connected with the input end of the energy storage circuit 52, and a second end of the first capacitor C1 is grounded; a first end of the second capacitor C2 is connected with a first end of the first capacitor C1, and a second end of the second capacitor C2 is grounded; the first end of the third capacitor C3 is connected to the output end of the tank circuit 52 and the first end of the second capacitor C2, respectively, and the second end of the third capacitor C3 is grounded.
Specifically, the main control module 2 may be connected to a first end of the second resistor R2, so that the voltage of the first power supply device 42 can be detected through the voltage division function of the first resistor R1 and the second resistor R2. When the first power supply device 42 is powered off, the main control module 2 can know the power-off condition, so that the relay switching device 41 can be switched to the second power supply device 43 to supply power in time, the voltage output end OUT1 is used for outputting voltage to supply power to equipment, and the power failure detection module 5 can avoid the problem that the equipment cannot realize the monitoring function due to power failure.
The first diode D1 mainly prevents the backward flow of the power to the front stage, thereby avoiding energy loss. The voltage boost circuit 51 plays a role in boosting voltage, and ensures that the output voltage can keep the operation of the following circuits even when the input voltage of the first power supply device 42 is low. The first capacitor C1, the second capacitor C2 and the third capacitor C3 are all electrolytic capacitors, which can store energy, and when the first power supply device 42 is powered off, the first power supply device continues to supply power to the equipment for a short time, so as to provide more time for the relay switching device 41 to switch.
Preferably, the device further comprises a light source module 6, the light source module 6 comprising a light sensor and a lighting device; wherein the light sensor is used for detecting a light source; when the light sensor detects that the light source is lower than a preset light intensity threshold value or receives a light source starting instruction sent by the main control module, the lighting equipment is started.
Preferably, referring to fig. 4, fig. 4 is a circuit diagram of a lighting device in an IPC device based on voice control according to an embodiment of the present invention; the lighting device comprises a second voltage input terminal IN2, a third voltage input terminal IN3, a third resistor R3, a fourth resistor R4, a fifth resistor R5, a sixth resistor R6, a first triode Q1, a second triode Q2 and a light-emitting circuit 61; wherein,
a first end of the third resistor R3 is connected to the second voltage input terminal IN2, a second end of the third resistor R3 is connected to a base of the first transistor Q1, an emitter of the first transistor Q1 is grounded, a collector of the first transistor Q1 is connected to a first end of the fourth resistor R4, a second end of the fourth resistor R4 is connected to a base of the second transistor Q2, an emitter of the second transistor Q2 is connected to the third voltage input terminal IN3, a collector of the second transistor Q2 is connected to a first end of the light emitting circuit 61, a second end of the light emitting circuit 61 is connected to a second end of the sixth resistor R6, and a first end of the sixth resistor R6 is grounded; a first terminal of the fifth resistor R5 is connected to a second terminal of the fourth resistor R4, and a second terminal of the fifth resistor R5 is connected to an emitter of the second transistor Q2. Preferably, the third voltage input terminal IN3 is connected to a voltage of 3.3V.
Preferably, the light emitting circuit 61 is a light emitting diode, a first end of the light emitting circuit 61 is an anode of the light emitting diode, and a second end of the light emitting circuit 61 is a cathode of the light emitting diode.
Specifically, when the light sensor detects that the light source is lower than the preset light intensity threshold value, the light sensor directly sends an instruction to the second voltage input end IN2, or the GPIO pin of the main control module 2 outputs a voltage to the second voltage input end IN2, at this time, the first triode Q1 is turned on, the second triode Q2 is turned on, and the light emitting diode starts to work to provide a power supply for the device.
Preferably, the device further comprises a communication module 7, and the communication module 7 is used for transmitting the content shot by the shooting device. The communication mode of the communication module 7 comprises a 4GLTE module and a WIFI module. The 4GLTE module is mainly used for preventing the network data transmission function through the RJ45 port from being used after the first power supply device 42 is powered off, so that the IPC device cannot be checked through the cloud of the mobile terminal, and the 4GLTE module can be used as an uplink port to realize the cloud interconnection of the mobile terminal and the IPC device. The WIFI module mainly realizes a WIFI routing function, so that intelligent equipment in a family can be interconnected through WIFI to realize data sharing, and meanwhile, the mobile phone can also be interconnected with the intelligent equipment through the WIFI, so that monitoring camera shooting is checked and other equipment in the family is controlled.
In specific implementation, the external voice is collected through the voice recognition module 1, and is recognized and processed; converting the processed voice information into a control instruction through the main control module 2; executing control operation according to the control instruction through the camera module 3; when the voltage of the first power supply device 42 is less than or equal to the preset voltage value, the relay switching device 41 in the power module 4 switches to the second power supply device 43 to supply power, and the voltage boosting device 44 is used for boosting the output voltage; when the voltage of the first power supply device 42 is less than or equal to the preset voltage value through the power failure detection module 5, the pre-stored voltage is output until the second power supply device 43 is switched to supply power.
Compared with the prior art, the IPC equipment based on the voice control solves the problems that in the prior art, a user voice control instruction cannot be recognized, the cruising ability is low, and the IPC equipment cannot be used continuously once power is off. The household power failure detection function can be realized, when the power failure state is detected, the relay switching device 41 is controlled to switch to realize the power supply of the storage battery, and the IPC can still have the function under the power failure condition; the equipment is provided with a light source module, so that the illumination function is provided under the condition of household power failure; the camera is provided with the stepping motor, and the stepping motor can be controlled according to a voice control instruction so as to move the direction of the shooting device back and forth and left and right, so that monitoring in a wider range is realized; the WIFI function is realized, a family router is replaced, and the intelligent household equipment is enabled to realize interconnection and sharing.
While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention.
Claims (10)
1. An IPC device based on voice control, comprising:
the voice recognition module is used for collecting the external voice when external sound is detected, and recognizing and processing the external voice to obtain processed voice information;
the main control module is used for converting the processed voice information into a control instruction;
the camera module is used for executing control operation according to the control instruction;
the power supply module comprises a relay switching device, a first power supply device, a second power supply device and a boosting device; the relay switching device is used for switching to the second power supply device to supply power when the voltage of the first power supply device is smaller than or equal to a preset voltage value, and the boosting device is used for boosting the voltage output by the first power supply device or the second power supply device;
and the power failure detection module is used for outputting the pre-stored voltage until the pre-stored voltage is switched to the second power supply device for power supply when the voltage of the first power supply device is less than or equal to the preset voltage value.
2. The IPC device based on voice control as claimed in claim 1, wherein the first power supply means is used to obtain the AC voltage provided by the external device, the second power supply means is a storage battery; the first power supply device includes a transformer for boosting the ac voltage and a rectifier for converting the boosted ac voltage into a dc voltage.
3. The IPC device based on voice control as claimed in claim 1, wherein the recognizing and processing the external voice to obtain the processed voice information comprises:
when the external voice can be recognized, analyzing and filtering the external voice to obtain the processed voice information;
the converting the processed voice information into a control instruction includes:
judging whether the processed voice information contains words matched with preset words or not; if so, extracting a control instruction corresponding to the preset word; and if not, deleting the processed voice information.
4. The IPC device based on voice control as claimed in claim 1, wherein the camera module comprises a stepping motor and a camera; wherein,
the stepping motor is used for controlling the shooting device to rotate according to the control instruction or controlling the shooting device to rotate according to a preset track;
and the shooting device is used for shooting according to the control instruction.
5. The IPC device based on voice control as claimed in claim 1, wherein the device further comprises a light source module comprising a light sensor and a lighting device; wherein,
the light sensor is used for detecting a light source; when the light sensor detects that the light source is lower than a preset light intensity threshold value or receives a light source starting instruction sent by the main control module, the lighting equipment is started.
6. The IPC apparatus based on voice control as claimed in claim 4, wherein the apparatus further comprises a communication module for transmitting contents photographed by the photographing means.
7. The IPC device based on voice control as claimed in claim 1, wherein the power down detection module comprises a first voltage input terminal, a voltage output terminal, a first diode, a first resistor, a second resistor, a boost circuit and a tank circuit, the boost circuit is a boost circuit; wherein,
the first voltage input end is connected with the first power supply device, the first voltage input end is also connected with the anode of the first diode, the cathode of the first diode is connected with the input end of the booster circuit, the output end of the booster circuit is connected with the input end of the energy storage circuit, and the output end of the energy storage circuit is connected with the voltage output end;
the first end of the first resistor is connected with the input end of the booster circuit, the second end of the first resistor is connected with the first end of the second resistor, and the second end of the second resistor is grounded.
8. The IPC device based on voice control of claim 7, wherein the energy storage circuit comprises a first capacitor, a second capacitor and a third capacitor; wherein,
the first end of the first capacitor is connected with the input end of the energy storage circuit, and the second end of the first capacitor is grounded; the first end of the second capacitor is connected with the first end of the first capacitor, and the second end of the second capacitor is grounded; the first end of the third capacitor is respectively connected with the output end of the energy storage circuit and the first end of the second capacitor, and the second end of the third capacitor is grounded.
9. The IPC device based on voice control of claim 5, wherein the lighting device comprises a second voltage input, a third resistor, a fourth resistor, a fifth resistor, a sixth resistor, a first triode, a second triode, and a light emitting circuit; wherein,
a first end of the third resistor is connected with the second voltage input end, a second end of the third resistor is connected with a base electrode of the first triode, an emitting electrode of the first triode is grounded, a collecting electrode of the first triode is connected with a first end of the fourth resistor, a second end of the fourth resistor is connected with a base electrode of the second triode, an emitting electrode of the second triode is connected with the third voltage input end, a collecting electrode of the second triode is connected with a first end of the light-emitting circuit, a second end of the light-emitting circuit is connected with a second end of the sixth resistor, and a first end of the sixth resistor is grounded; and a first end of the fifth resistor is connected with a second end of the fourth resistor, and a second end of the fifth resistor is connected with an emitter of the second triode.
10. The IPC device according to claim 9, wherein the light emitting circuit is a light emitting diode, the first terminal of the light emitting circuit is the anode of the light emitting diode, and the second terminal of the light emitting circuit is the cathode of the light emitting diode.
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