CN210072651U - Hyperspectral image abnormal target detection device - Google Patents
Hyperspectral image abnormal target detection device Download PDFInfo
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- CN210072651U CN210072651U CN201921400698.0U CN201921400698U CN210072651U CN 210072651 U CN210072651 U CN 210072651U CN 201921400698 U CN201921400698 U CN 201921400698U CN 210072651 U CN210072651 U CN 210072651U
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Abstract
The utility model discloses a hyperspectral image abnormal target detection device, which comprises a frequency acquisition circuit, a feedback noise reduction circuit and an operational amplifier transmitting circuit, the frequency acquisition circuit acquires the frequency of an analog signal received by the control terminal, the feedback noise reduction circuit utilizes a filter circuit consisting of an operational amplifier AR1, a diode D2 and a diode D3 to filter disturbance signals, and simultaneously utilizes a triode Q1 and a triode Q2 to form a switching circuit to detect abnormal signals, and the noise reduction circuit composed of the diode D4, the diode D5 and the capacitor C2 is used for reducing the signal-to-noise ratio, the triode Q3 feeds back a high-level signal to the emitter of the triode Q2, and finally the operational amplifier transmitting circuit amplifies the signal in phase by the operational amplifier AR2 and sends the signal to the control terminal through the signal transmitter E1 to trigger the signal for the abnormal alarm of the control terminal, so that the function of detecting the abnormal target of the hyperspectral image is realized.
Description
Technical Field
The utility model relates to the technical field of circuits, especially, relate to a hyperspectral image unusual target detection device.
Background
At present, a hyperspectral image abnormal target detection device comprises a control terminal, a signal transmission module, a display module and an information acquisition module, wherein the information acquisition module acquires image signals and sends the image signals to the control terminal through the signal transmission module, the control terminal processes the image information and controls the display module to display hyperspectral images, the frequency of analog signals received by the control terminal is easy to hop in transmission, and therefore the hyperspectral image abnormal real-time monitoring is needed, and the control terminal can process abnormal signals in time.
SUMMERY OF THE UTILITY MODEL
To the above situation, for overcoming prior art's defect, the utility model aims to provide a hyperspectral image abnormal target detection device has the characteristic of thinking ingenious, humanized design, can be to the commodity circulation information analog signal frequency real-time supervision before the control terminal demodulation, converts control terminal's unusual alarm trigger signal into after the signal conditioning.
The technical scheme includes that the hyperspectral image abnormal target detection device comprises a control terminal, a signal transmission module, a display module and an information acquisition module, wherein the information acquisition module acquires image signals and sends the image signals to the control terminal through the signal transmission module, the control terminal processes the image information and controls the display module to display hyperspectral images, the hyperspectral image abnormal target detection device further comprises a frequency acquisition circuit, a feedback noise reduction circuit and an operational amplifier emission circuit, the frequency acquisition circuit acquires analog signal frequency received by the control terminal, the feedback noise reduction circuit utilizes an operational amplifier AR1, a diode D2 and a diode D3 to form a filter circuit to filter disturbance signals, simultaneously utilizes a triode Q1 and a triode Q2 to form a switch circuit to detect abnormal signals, utilizes a diode D4, a diode D5 and a capacitor C2 to form a noise reduction circuit to reduce the signal-to-noise ratio, and the triode Q3 feeds back high-level signals to an emitter of a triode Q, finally, the operational amplifier transmitting circuit amplifies signals in phase by using an operational amplifier AR2, and sends the amplified signals to the control terminal through a signal transmitter E1 to trigger signals for abnormal alarm of the control terminal;
the feedback noise reduction circuit comprises an operational amplifier AR1, wherein the non-inverting input end of the operational amplifier AR1 is connected with one end of a resistor R2 and the negative electrode of a diode D2, the inverting input end of the operational amplifier AR1 is connected with one end of a resistor R3, the other end of a resistor R3 is grounded, the output end of the operational amplifier AR1 is connected with the positive electrode of a diode D2 and the negative electrode of a diode D3, the positive electrode of a diode D3 is connected with the other end of a resistor R2 and the base of a triode Q1, the collector of a triode Q1 is connected with the base of a triode Q2 and one end of a resistor R4, the emitter of the triode Q1 is grounded, the collector of the triode Q2 is connected with the positive electrode of a diode D4, one end of, the power supply is +5V, the emitter of the triode Q2 is connected with one end of a resistor R5 and the emitter of the triode Q3, the other end of the resistor R5 is grounded, the base of the triode Q3 is connected with the anode of a diode D5 and the other end of a capacitor C2, and the cathode of the diode D5 is connected with the cathode of the diode D4.
Due to the adoption of the technical scheme, compared with the prior art, the utility model has the advantages that;
1. an operational amplifier AR1, a diode D2 and a diode D3 are used for forming a filter circuit to filter disturbance signals, the anti-interference performance of signals is improved, meanwhile, a triode Q1 and a triode Q2 are used for forming a switch circuit to detect abnormal signals, a triode Q1 isolates abnormal low-level signals, a triode Q2 amplifies the signals, the signal strength is improved, a noise reduction circuit is formed by a diode D4, a diode D5 and a capacitor C2 to reduce the signal-to-noise ratio, and a capacitor C2 is used for filtering signal noise and improving the reliability of the signals;
2. in order to further detect the signal amplitude, a triode Q3 is used for feeding back a high-level signal to an emitter of a triode Q2, the accuracy of an abnormal alarm triggering signal of a control terminal is guaranteed, an operational amplifier AR2 is used for amplifying signals in phase and sending the amplified signals to the control terminal through a signal emitter E1, the abnormal alarm triggering signal is sent to the control terminal, and therefore the function of detecting the abnormal target of the hyperspectral image is achieved.
Drawings
FIG. 1 is the utility model relates to a circuit diagram of making an uproar falls in hyperspectral image abnormal target detection device's feedback.
Fig. 2 is the utility model relates to a frequency acquisition circuit diagram of unusual target detection device of high spectral image.
Fig. 3 is the utility model relates to a transmission circuit diagram is put to fortune of unusual target detection device of high spectral image.
Detailed Description
The foregoing and other technical matters, features and effects of the present invention will be apparent from the following detailed description of the embodiments, which is to be read in connection with the accompanying drawings 1 to 3. The structural contents mentioned in the following embodiments are all referred to the attached drawings of the specification.
The hyperspectral image abnormal target detection device comprises a control terminal, a signal transmission module, a display module and an information acquisition module, wherein the information acquisition module acquires image signals and sends the image signals to the control terminal through the signal transmission module, the control terminal processes the image information and controls the display module to display hyperspectral images, the hyperspectral image abnormal target detection device also comprises a frequency acquisition circuit, a feedback noise reduction circuit and an operational amplifier emission circuit, the frequency acquisition circuit acquires analog signal frequency received by the control terminal, the feedback noise reduction circuit utilizes an operational amplifier AR1, a diode D2 and a diode D3 to form a filter circuit to filter disturbance signals, simultaneously utilizes a triode Q1 and a triode Q2 to form a switch circuit to detect abnormal signals, and utilizes a diode D4, a diode D5 and a capacitor C2 to form a noise reduction circuit to reduce the signal-to-noise ratio, wherein the triode Q3 feeds back high-level signals to an emitter of a triode Q36, finally, the operational amplifier transmitting circuit amplifies signals in phase by using an operational amplifier AR2, and sends the amplified signals to the control terminal through a signal transmitter E1 to trigger signals for abnormal alarm of the control terminal;
the feedback noise reduction circuit utilizes an operational amplifier AR1, a diode D2 and a diode D3 to form a filter circuit for filtering disturbance signals, improves the anti-interference performance of signals, simultaneously utilizes a triode Q1 and a triode Q2 to form a switch circuit for detecting abnormal signals, a triode Q1 isolates abnormal low-level signals, a triode Q2 amplifies the signals and improves the signal intensity, utilizes a diode D4, a diode D5 and a capacitor C2 to form a noise reduction circuit for reducing the signal-to-noise ratio, utilizes a capacitor C2 to filter signal noise, utilizes a triode Q3 to feed back high-level signals to an emitter of the triode Q2 in order to further detect the signal amplitude, ensures the accuracy of abnormal alarm trigger signals of a control terminal, a non-inverting input end of the operational amplifier AR1 is connected with one end of a resistor R2 and a cathode of the diode D2, an inverting input end of the operational amplifier AR1 is connected with one end of a resistor R3, the other end of the resistor R3 is grounded, an output end of the operational amplifier AR 573, the anode of the diode D3 is connected to the other end of the resistor R2 and the base of the transistor Q1, the collector of the transistor Q1 is connected to the base of the transistor Q2 and one end of the resistor R4, the emitter of the transistor Q1 is grounded, the collector of the transistor Q2 is connected to the anode of the diode D4, one end of the capacitor C2 and one end of the resistor R4, and the power supply +5V, the emitter of the transistor Q2 is connected to one end of the resistor R5 and the emitter of the transistor Q3, the other end of the resistor R5 is grounded, the base of the transistor Q3 is connected to the anode of the diode D5 and the other end of the capacitor C2, and the cathode of the diode D5 is connected to the cathode.
In the second embodiment, on the basis of the first embodiment, the operational amplifier transmitting circuit uses an operational amplifier AR2 to amplify a signal in phase, and sends the amplified signal to the control terminal through a signal transmitter E1, in order to control an abnormal alarm triggering signal of the control terminal, the non-phase input terminal of the operational amplifier AR2 is connected to one end of a resistor R6 and the base of a triode Q3, the output terminal of the operational amplifier AR2 is connected to the other end of the resistor R6, one end of the resistor R8 and the collector of the triode Q3, the anti-phase input terminal of the operational amplifier AR2 is connected to one end of the resistor R7, the other end of the resistor R7 is grounded, and the other end of the resistor R8 is connected.
In the third embodiment, on the basis of the second embodiment, the frequency acquisition circuit selects a frequency collector J1 with the model of SJ-ADC to acquire the frequency of the analog signal received by the control terminal, the power supply terminal of the frequency collector J1 is connected to +5V, the ground terminal of the frequency collector J1 is grounded, the output terminal of the frequency collector J1 is connected to the negative electrode of a voltage regulator tube D1 and one end of a resistor R1, the positive electrode of the voltage regulator tube D1 is grounded, the other end of the resistor R1 is connected to one end of a capacitor C1 and the negative electrode of a diode D2, and the other end of the capacitor C1 is grounded.
The utility model discloses when specifically using, a hyperspectral image unusual target detection device, including frequency acquisition circuit, feedback noise reduction circuit and operational amplifier transmitting circuit, the analog signal frequency that control terminal received is gathered to the frequency acquisition circuit, feedback noise reduction circuit uses operational amplifier AR1 and diode D2, diode D3 to constitute filter circuit filtering disturbance signal, improve the interference immunity of signal, use triode Q1, triode Q2 to constitute switch circuit detection abnormal signal simultaneously, triode Q1 keeps apart unusual low level signal, triode Q2 amplifies the signal, improve signal strength, and use diode D4, diode D5 and electric capacity C2 to constitute noise reduction circuit and reduce the signal noise ratio, use electric capacity C2 to filter signal noise, in order to further detect the signal amplitude, use triode Q3 to feed back high level signal to triode Q2 projecting pole, guarantee control terminal's unusual alarm trigger signal accuracy, and finally, the operational amplifier transmitting circuit amplifies signals in phase by using an operational amplifier AR2, and sends the amplified signals to the control terminal through a signal transmitter E1 to trigger signals for abnormal alarm of the control terminal.
The above description is provided for further details of the present invention with reference to the specific embodiments, which should not be construed as limiting the present invention; to the utility model discloses affiliated and relevant technical field's technical personnel are based on the utility model discloses under the technical scheme thinking prerequisite, the extension of doing and the replacement of operating method, data all should fall within the utility model discloses within the protection scope.
Claims (3)
1. A hyperspectral image abnormal target detection device comprises a control terminal, a signal transmission module, a display module and an information acquisition module, wherein the information acquisition module acquires image signals, the image signals are sent to the control terminal through the signal transmission module, the control terminal processes the image information and controls the display module to display hyperspectral images, and the hyperspectral image abnormal target detection device is characterized by further comprising a frequency acquisition circuit, a feedback noise reduction circuit and an operational amplifier emission circuit, wherein the frequency acquisition circuit acquires analog signal frequency received by the control terminal, the feedback noise reduction circuit utilizes an operational amplifier AR1, a diode D2 and a diode D3 to form a filter circuit to filter disturbance signals, simultaneously utilizes a triode Q1 and a triode Q2 to form a switch circuit to detect abnormal signals, and utilizes a diode D4, a diode D5 and a capacitor C2 to form a noise reduction circuit to reduce the signal-to-noise ratio, wherein the triode Q3 feeds back high-level signals to an, finally, the operational amplifier transmitting circuit amplifies signals in phase by using an operational amplifier AR2, and sends the amplified signals to the control terminal through a signal transmitter E1 to trigger signals for abnormal alarm of the control terminal;
the feedback noise reduction circuit comprises an operational amplifier AR1, wherein the non-inverting input end of the operational amplifier AR1 is connected with one end of a resistor R2 and the negative electrode of a diode D2, the inverting input end of the operational amplifier AR1 is connected with one end of a resistor R3, the other end of a resistor R3 is grounded, the output end of the operational amplifier AR1 is connected with the positive electrode of a diode D2 and the negative electrode of a diode D3, the positive electrode of a diode D3 is connected with the other end of a resistor R2 and the base of a triode Q1, the collector of a triode Q1 is connected with the base of a triode Q2 and one end of a resistor R4, the emitter of the triode Q1 is grounded, the collector of the triode Q2 is connected with the positive electrode of a diode D4, one end of, the power supply is +5V, the emitter of the triode Q2 is connected with one end of a resistor R5 and the emitter of the triode Q3, the other end of the resistor R5 is grounded, the base of the triode Q3 is connected with the anode of a diode D5 and the other end of a capacitor C2, and the cathode of the diode D5 is connected with the cathode of the diode D4.
2. The hyperspectral image abnormal target detection device according to claim 1, wherein the operational amplifier transmitting circuit comprises an operational amplifier AR2, the non-inverting input end of the operational amplifier AR2 is connected with one end of a resistor R6 and the base of a transistor Q3, the output end of the operational amplifier AR2 is connected with the other end of a resistor R6 and one end of a resistor R8, the collector of the transistor Q3, the inverting input end of the operational amplifier AR2 is connected with one end of a resistor R7, the other end of the resistor R7 is connected with the ground, and the other end of the resistor R8 is connected with a signal transmitter E1.
3. The hyperspectral image abnormal target detection device according to claim 1, wherein the frequency acquisition circuit comprises a frequency collector J1 with the model of SJ-ADC, a power supply end of a frequency collector J1 is connected with +5V, a grounding end of a frequency collector J1 is grounded, an output end of the frequency collector J1 is connected with a cathode of a voltage regulator tube D1 and one end of a resistor R1, an anode of the voltage regulator tube D1 is grounded, the other end of the resistor R1 is connected with one end of a capacitor C1 and a cathode of a diode D2, and the other end of the capacitor C1 is grounded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921400698.0U CN210072651U (en) | 2019-08-27 | 2019-08-27 | Hyperspectral image abnormal target detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921400698.0U CN210072651U (en) | 2019-08-27 | 2019-08-27 | Hyperspectral image abnormal target detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210072651U true CN210072651U (en) | 2020-02-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921400698.0U Expired - Fee Related CN210072651U (en) | 2019-08-27 | 2019-08-27 | Hyperspectral image abnormal target detection device |
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| Country | Link |
|---|---|
| CN (1) | CN210072651U (en) |
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2019
- 2019-08-27 CN CN201921400698.0U patent/CN210072651U/en not_active Expired - Fee Related
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| CF01 | Termination of patent right due to non-payment of annual fee |