386 results about "Photoresistor" patented technology

The invention provides a two-dimensional code recognition unlocking method suitable for an entrance machine and related equipment, and is applied to the technical field of data processing. The method comprises the following steps: acquiring target door lock information, a photoresistor value of a target entrance machine, biological characteristic information of a target user and access information of a target application program; processing the biological characteristic information of the target user to generate identity attribute information of the target user; processing the photoresistor value of the entrance machine to generate environment scene information of the entrance machine; processing the identity information of the target user and the access information of the target application program to generate initial entrance machine two-dimensional code information; generating target entrance machine two-dimensional code information according to the environment scene information of the entrance machine and the initial entrance machine two-dimensional code information; and processing the target door lock information based on the target entrance machine two-dimensional code information to generate an identification result of the target door lock.

The invention discloses an intelligent dimming film assembly and a dimming method and application thereof, the intelligent dimming film assembly comprises a dimming film, a control module, a photoresistor module and a steering engine, and the control module is electrically connected with the dimming film; the photoresistor module is electrically connected with the control module and is used for monitoring surrounding light and feeding back a digital signal to the control module; the steering engine is electrically connected with the control module, and the control module controls the steering engine to rotate at different angles and in different directions according to the light intensity so as to control the light transmittance of the dimming film; the transmittance of the dimming film to natural light can be controlled, so that light reflection and light pollution are reduced, energy consumption can be greatly reduced, the life quality of people can be improved, intelligent life is achieved, the dimming film has the advantages of automatic adjustment, high precision, flexibility, low power consumption and the like, the application range is wide, and the dimming film has very good market prospects.

Disclosed herein is a method for determining at least one compensated detector signal for at least one photodetector. The at least one photodetector includes at least one detector element configured for generating at least one detector signal depending on an illumination of the at least one detector element. The method includes the following steps:a) determining at least one dark detector resistance by using the at least one detector element and inhibiting illumination of the at least one detector element;b) generating at least one bright detector signal by using the at least one detector element and allowing illumination of the at least one detector element; anddetermining at least one compensated detector signal for compensating at least one temperature drift of the at least one detector element by using at least one evaluation unit.Also disclosed herein are a method for determining at least one item of measurement information on at least one measurement object by using at least one photodetector, a photodetector and a spectrometer.

The invention discloses a multi-energy coupling intelligent power generation device integrating wind power, photovoltaic energy and wave energy, and belongs to the technical field of distributed energy systems. Aiming at the problems of high intermittency, low coupling efficiency, structural redundancy and the like of a traditional system, three power generation units are integrated through a rack: a wave power generation unit adopts a multi-directional articulated shaft-connecting rod-bevel gear pair and spur gear-rack transmission to construct a double-cooperative power generation path, and is matched with a guide rail sliding block and a reset spring; wave multi-degree-of-freedom energy is efficiently captured, and the transmission precision is ensured; the wind power generation unit decelerates and increases torque by using a box-type planetary reducer; and the photovoltaic power generation unit dynamically follows light through the double-shaft holder and the photoresistor array in combination with an MPPT (maximum power point tracking) algorithm. According to the invention, wave energy is mainly used, wind / light is coordinated and complementary, when wind power or photovoltaic power is influenced, the wave energy continuously supplies power, the traditional bottleneck is broken through, stable and efficient energy supply in water areas such as islands and oceans is realized, and compared with a traditional scheme, the wave energy utilization rate and the power supply stability are remarkably improved.

A circuit breaker provided by the present invention comprises a main loop and an arc-extinguishing conductive loop which are arranged in parallel, the main loop is provided with a moving contact and a static contact, the arc-extinguishing conductive loop is provided with a photoresistor, and when the moving contact and the static contact are broken due to a fault current to generate an electric arc, the resistance value of the photoresistor is reduced under the arc light effect of the electric arc. The arc-extinguishing conductive loop is in a conducting state, so that a fault current mainly passes through the arc-extinguishing conductive loop, namely the arc-extinguishing conductive loop plays a role in shunting, and the fault current flowing through the main loop is reduced, so that the arc ablation of the moving contact and the static contact is reduced, the energy of the arc is weakened, and the contact is not easy to have the conditions of fusion welding and ablation; when the moving contact and the static contact are completely disconnected, the electric arc is extinguished, the resistance value of the photoresistor is increased, and the arc-extinguishing conductive loop is in an open-circuit state, so that fault current is effectively cut off, the moving contact and the static contact are protected, and the service life of the circuit breaker is prolonged.

The utility model relates to the field of concrete neat paste detection, and discloses a testing device for detecting the liquid level fluctuation height when neat paste is stirred, the testing device comprises a neat paste stirring barrel, a stirring device, an illuminating lamp group, a photoresistor array and a voltage detection circuit, the neat paste is arranged in the neat paste stirring barrel, the stirring device is used for stirring the neat paste, and the photoresistor array is used for detecting the liquid level fluctuation height of the neat paste. The stirring device is arranged on the cylinder wall to enable the liquid level of the neat paste to generate height fluctuation change, the photoresistor array comprises a plurality of photoresistors which are connected in series, the photoresistors are vertically and sequentially arranged from the top to the bottom of the cylinder wall, and the illuminating lamp set is used for illuminating the liquid level of the concrete mud mortar. In the net paste fluctuating process, the voltage in the photoresistor on the cylinder wall changes, the net paste liquid level fluctuating height can be calculated according to the voltage change, and the liquid level backflow time can be obtained by extracting information in a voltage change image obtained after stirring is finished.

A capacitive photoresistor array having frequency-independent capacitance includes first and second electrodes and a composite material including a perovskite and a terpolymer. The composite material is sandwiched between the first electrode and the second electrode, and a capacitance of the array changes proportionally with a light intensity for visible light and is independent of light frequency due to a combination of the perovskite and the terpolymer.

The 360-degree panoramic infrared light supplement lamp comprises four infrared light supplement lamps which are evenly arranged on a mounting plate in an annular array mode, and light supplement lamp power lines of the four infrared light supplement lamps penetrate through interfaces of a junction box to be connected to a control panel in the junction box. One end of the photoresistor photoreceptor is connected to a control panel in the junction box through a flat cable, and the exposed photosensitive part of the photoresistor photoreceptor is located in the center of a top cover of the junction box. The light supplementing irradiation angle of each light source is 120 degrees; the four light sources are uniformly distributed, 360-degree panoramic light supplement is further realized, the structure is simple, the design is reasonable, the device is suitable for continuous live broadcast monitoring of the panoramic camera in an ultra-low illumination environment at night, and a night vision effect can be achieved.

The invention provides an efficient solar water heater, and belongs to the technical field of solar water heaters. Comprising a support, and a base is fixed to the support and used for stably supporting the whole device. The reflecting plate is connected with a heat preservation water tank, the heat preservation water tank is installed on the top of the base, the reflecting plate is installed around the base and can rotate around the base, a vacuum heat collection pipe and a photoresistor are arranged on the side, facing the sun, of the reflecting plate, and the photoresistor is used for detecting the illumination intensity change and is connected with a fixed resistor in series. The voltage division circuit is connected to the two ends of a power supply and is used for generating different partial voltages according to the change of the resistance value of the photoresistor; the microcontroller is connected with the voltage division circuit and is used for detecting the change of the voltage at the two ends of the photoresistor in the voltage division circuit and judging whether the voltage exceeds a set threshold value or not; and the motor driver is connected with the microcontroller. According to the invention, the overall working efficiency can be improved by accurately tracking the sun.

The invention relates to the technical field of extraction and concentration units, in particular to an automatic extraction and concentration hot reflux extraction and concentration unit which comprises an extraction box, a motor is fixedly connected to the bottom end of the extraction box, a stirring and heating rod is fixedly connected to the output end of the motor, and a heating part is fixedly connected to the outer wall of the stirring and heating rod. A real-time monitoring mechanism is arranged, a condensate amount monitoring assembly in the real-time monitoring mechanism monitors the pressure change generated on a water baffle when condensate in a detection pipe is accumulated through a pressure sensor, converts a pressure change signal into an electric signal and transmits the electric signal to a PLC, and therefore the amount of the condensate is monitored in real time; the condensate concentration monitoring assembly calculates the concentration of the condensate through a light-emitting plate and a photoresistor plate according to the change of the resistance value of the photoresistor plate caused by different light absorption and scattering degrees of the condensate with different concentrations, and the real-time regulation and control mechanism is electrically connected with the PLC, the heating piece and the stirring heating rod to form a regulation loop.

The invention relates to the technical field of PVD coating, in particular to a PVD vacuum coating machine which comprises a vacuum machine pump set, the top end of the vacuum machine pump set is fixedly connected with a fixing table, and the top end of the fixing table is fixedly connected with a vacuum coating tank; and the workpiece placing and rotating mechanism comprises a motor fixedly connected to the inner top wall of the vacuum machine pump set, the output end of the motor is fixedly connected with a rotating plate, and a supporting frame is detachably arranged at the top end of the rotating plate. In the detection assembly, when gas containing plating materials passes through a detection box, light rays emitted by a lamp panel can be shielded and absorbed, a photoresistor board detects the light ray intensity change, converts the light ray intensity change into electric signals and transmits the electric signals to a PLC, the PLC controls the power of an evaporation source, a motor and a vacuum arc ion source according to the signals, and therefore self-adaptive adjustment of parameters is achieved. And parameters are adaptively adjusted according to actual conditions, so that plating material supply is accurately matched with actual requirements.

The invention discloses an LED illumination intelligent control system and method based on multi-condition decision, and relates to the technical field of intelligent illumination control, and the method comprises the steps: collecting and preprocessing environment data, and converting the environment data into a four-dimensional quantum state tensor through quantum feature mapping; analyzing various environmental data in the four-dimensional quantum state tensor, and generating a regional brightness target value; mapping the regional brightness target value into a PWM duty ratio, and executing LED illumination control according to the PWM duty ratio; the execution effect of LED illumination control is monitored through a photoresistor, deviation judgment is carried out on the execution effect and the regional brightness target value, and a judgment result is output; and according to a judgment result, dividing a conflict region, coding the PWM duty ratio of the conflict region into a quantum entanglement state, decomposing the quantum entanglement state, and generating a cross-region brightness adjustment rule. According to the method, the hyperedge connection strategy is defined by analyzing the environmental data, so that the accuracy of the regional brightness target value is remarkably improved.

The utility model discloses a capsule endoscope convenient for on-off control, which comprises a capsule shell, and a battery, a circuit board, a chip, an antenna, a lens module and an LED (light-emitting diode) are arranged in the capsule shell; the device further comprises an infrared photoresistor, an infrared laser light source, an ultraviolet photoresistor and an ultraviolet laser light source. The LED, the infrared photoresistor and the ultraviolet photoresistor are all installed on the lens module, and the infrared photoresistor and the ultraviolet photoresistor are connected with the chip and controlled by the chip. The infrared laser light source and the ultraviolet laser light source are positioned outside the capsule shell; the infrared laser light source is matched with an infrared photoresistor; and the ultraviolet laser light source is matched with the ultraviolet photoresistor. On and off of the capsule endoscope are achieved through irradiation of the infrared laser light source and the ultraviolet laser light source, the capsule endoscope can be matched with a single-lens capsule endoscope and a double-lens capsule endoscope, contact between the capsule endoscope and the outside is reduced under the condition that the size and the shell integrity of the capsule endoscope are not changed, and regular inspection tour and electric quantity checking of the capsule endoscope are facilitated.

The invention relates to a light wave double-drive spherical floating type multi-energy complementary power generation device which comprises a spherical shell, a light energy power generation module, a wave energy power generation module and a central module set. The spherical shell is formed by fixedly connecting an upper semispherical shell and a lower semispherical shell; the upper semispherical shell is a semispherical light condensing and lighting cover; the light energy power generation module is arranged at the upper part in the spherical shell and comprises a photovoltaic panel, a circuit board, a photoresistor, an optical tracking module and a panel inclination angle fine adjustment mechanism; the wave energy power generation module is arranged at the lower position in the spherical shell and comprises an x-direction wave oscillation frame, a y-direction wave oscillation arm and four columnar generators. The central module group comprises a box body, and a counterweight module, a central line collection module and an energy storage module which are mounted in the box body; the upper end of an upper cover of the box body is connected with the lower end of an inclination angle fine adjustment mechanism through a stable bracket; the central line collection module is connected with the output ends of the four columnar generators and the photovoltaic electric energy output end on the circuit board through lines, and integration of electric energy generated by a photovoltaic panel and electric energy generated by wave energy is achieved. And the energy storage module realizes storage of the integrated electric energy. The power generation stability is guaranteed, and the energy utilization rate is increased.

The invention discloses a fresh agricultural product transportation quality monitoring system for in-transit logistics, and relates to the technical field of transportation monitoring. The fresh agricultural product transportation quality monitoring system comprises a multi-path signal acquisition unit, an edge calculation unit, a data processing module, a quality scoring module and a route selection module, the multi-path signal acquisition module integrated sensor comprises a temperature probe, a capacitive humidity sensor, a photoresistor and a high-resolution RGB camera in a carriage, and the sensor is responsible for acquiring the temperature T, humidity RH, illumination Lux and RGB images in the carriage and transmitting the images to the edge calculation module; according to the invention, an ARI MA-LSTM hybrid model is constructed in the quality scoring module, processing and modeling analysis are carried out by using historical temperature, humidity, illumination, chromatic aberration and real-time quality score multi-source information, high-precision prediction of the quality of agricultural products in the future 6 hours is realized, and a decision basis is provided for route selection based on dynamic comparison between a prediction result and a preset threshold value, so that the quality of the agricultural products can be accurately predicted. And the perspectiveness and reliability of quality prediction are effectively improved.

The invention discloses a textile fabric processing dye device with a dye concentration adjusting function, and relates to the technical field of dye concentration adjusting devices.The textile fabric processing dye device comprises a dye box, a dye concentration detection box is installed at the bottom of the outer wall of the dye box, and a detection chamber is formed in the dye concentration detection box; a detection light source is mounted on one side of the top of the dye concentration detection box. By integrating the detection light source, the photoresistor, the data acquisition module, the processor module, the PLC and the execution mechanism, the dye concentration can be automatically and accurately detected and adjusted in real time, the detection efficiency of the dye concentration and the adjustment accuracy of the dye concentration are further improved, and through flexible programming of the PLC, the detection efficiency of the dye concentration is improved. The concentration of dyes of different types and colors can be adjusted, so that higher flexibility and adaptability can be achieved in the textile fabric processing process, and diversified production requirements can be met.

The invention provides a soft photosensitive rapid convergence method for a low-power-consumption camera. The method comprises the following steps: S1, starting up a main processor; s2, initializing and operating a coprocessor, and parallelly operating the starting of the system in S3 and the convergence processing of the coprocessor in S5; s3, the main processor initializes the system to start other necessary resources; s4, the main processor sends a stop command to the coprocessor, and the step S6 is executed after the stop command is completed; s5, convergence processing of the coprocessor: S5.1, the coprocessor starts to operate; s5.2, configuring a sensor, and using a fixed exposure parameter; s5.3, initializing an ISP (Internet Service Provider); s5.4, obtaining statistical information of a brightness histogram; s5.5, looking up a table to configure Sensor parameters and sending the Sensor parameters to the main processor, and ending the coprocessor flow after receiving a stop command; s6, synchronizing a stop state, and synchronizing a table look-up result to the ISP; and S7, entering a normal process. Defects of the photoresistor can be solved, dependence on the photoresistor is avoided, and the first picture effect can be achieved without increasing hardware cost. The problem that a high-frame-rate small image depends on the Sensor can be solved, and common Sensors can use the method.

The invention relates to the technical field of propiconazole purification, in particular to a propiconazole purification device which comprises a purification tank, and the top end of the purification tank is fixedly communicated with a fixed cover; the detection mechanism comprises a semicircular lamp panel for emitting light, a photoresistor plate for detecting the light emitted by the semicircular lamp panel is arranged in the purification tank, and the detection mechanism is used for detecting the concentration and crystallization degree of a solution needing to be purified. A semicircular lamp panel in the detection mechanism emits light, the absorption and scattering of the light are influenced by the concentration of a solution, the intensity of light irradiated on the photosensitive resistor plate is changed, and then the resistance value of the photosensitive resistor plate is changed. When the solution concentration is high, the light intensity and the resistance value are large, the current passing through the electromagnet is large, the electromagnet is strong in magnetism, the permanent magnet on the sliding plate is repelled to slide upwards, the L-shaped conducting strip slides upwards on the resistor strip, the resistance of the sliding rheostat is reduced, the current passing through the self-adaptive adjusting loop is increased, and the stirring speed is increased.

The invention relates to the technical field of power plant hearth flame fluctuation speed acquisition. The video fluctuation speed acquisition and data remote transmission system comprises a sensor module, a signal conditioning module, a data processing module and a data remote transmission module. The infrared light resistance sensor optimizes a flame infrared spectrum and combines dynamic signal conditioning; the data precision and the environment interference resistance are remarkably improved, millisecond-level fluctuation frequency extraction can be achieved through cooperative work of the MCU and the fast Fourier transform algorithm, the high-frequency dynamic monitoring requirement is met, and meanwhile through arrangement of the data remote transmission module, processed digital signals are coded and modulated, and then the high-frequency dynamic monitoring requirement is met. And the data are remotely transmitted to a remote monitoring center through a wireless channel, so that the collection of the fluctuation speed change information of the hearth flame and the remote transmission of the data are completed, and the requirement of a power plant on real-time monitoring can be effectively met by adopting the technical scheme.

The utility model relates to the technical field of sanitary ware, in particular to a toilet cover plate which comprises a cover, a seat ring and a hinged shaft connecting piece used for rotationally connecting the cover and the seat ring. The seat ring comprises a shell internally provided with a cavity, a heat insulation layer fixedly arranged at the bottom of the cavity, a heat dissipation layer fixedly arranged at the top of the cavity and a heating assembly fixedly arranged between the heat insulation layer and the heat dissipation layer. A photoresistor and a night lamp are fixedly mounted at one end, close to the hinged shaft connecting piece, of the bottom of the shell; the control assembly is used for integrally controlling the heating assembly and the night lamp and comprises a controller and a temperature sensor which is connected with the controller in series and is used for monitoring the temperature of the seat ring; according to the scheme, the technical problem that the service life of a night lamp is easily reduced when a heating function of a traditional toilet bowl is used can be solved.

The invention discloses a crack detection device and detection method for cracking of a road lithiation agent material, and relates to the technical field of road crack detection. The crack detection device comprises a connecting mechanism, a detection mechanism and a filling mechanism; the detection mechanism comprises a first lifting frame and a mounting plate, a horizontal air pipe is mounted on the mounting plate, insertion pipes are uniformly mounted on the mounting plate and communicate with the horizontal air pipe, a detection frame is slidably mounted on the insertion pipes, the lower ends of the insertion pipes are sleeved with detection bowls, guide frames are arranged on the two sides of the interior of the detection frame, and connecting columns are arranged on the insertion pipes. A buckling frame is arranged on the first lifting frame, the connecting columns extend to the inner side of the buckling frame and are connected with lamp beads, and a photoresistor strip is arranged in the buckling frame. When a crack exists on the road surface, the detection bowl cannot be driven by airflow to float upwards, the lamp bead is normally on, position data of the crack is converted into a resistance value on the photoresistor strip, and the filling mechanism is controlled to fill the crack by combining the resistance value.

The utility model relates to the field of solar street lamps, and discloses a lithium battery solar street lamp convenient to adjust, which comprises a shell, a lamp post is slidably connected in the shell, a rotatable protective cover is mounted at the top of the lamp post, a motor is arranged at the top of the lamp post, and a first bevel gear is connected to the output end of the motor. A fixing strip is arranged on the inner wall of the rotatable protective cover, a fixing block is arranged on the fixing strip in a penetrating mode, a second bevel gear is fixedly connected to one side of the fixing block, the second bevel gear is in meshed connection with a first bevel gear, the rotatable protective cover rotates through the bevel gears, a solar panel is installed on the top of the street lamp, and photoresistors are installed on the two sides of the solar panel. According to the solar street lamp, the photoresistor is matched with the motor to drive the gear to be meshed, so that the solar panel at the top of the rotatable protective cover is driven to rotate, the angle of the solar panel can be changed according to the change of the position of the sun by utilizing the characteristics of the photoresistor, and more solar energy is obtained to ensure the normal operation of the solar street lamp.

The utility model relates to the field of sound box equipment, in particular to a sound box capable of realizing intelligent control with a light effect, which comprises a CPU (central processing unit) controller, a sound box power amplifier unit, a light illumination unit, a photoresistor control circuit and a mobile human body pyroelectric infrared sensor control circuit, the sound box power amplifier unit, the light illumination unit, the photoresistor control circuit and the mobile human body pyroelectric infrared sensor control circuit are all matched with the CPU controller, and the sound box can intelligently respond to environmental changes and human body movement signals through the core function of the CPU controller. The photoresistor control circuit and the mobile human body pyroelectric infrared sensor control circuit provide real-time data for the CPU controller, so that the CPU controller can accurately control the sound box power amplifier unit and the light illumination unit, and more intelligent use experience is provided for users.

The utility model discloses a supporting device capable of automatically tracking a light source and automatically stretching, retracting and folding a photovoltaic panel, relates to the technical field of photovoltaic panel supporting devices, and solves the technical problems that a solar panel which is unfolded and folded according to the intensity of the light source does not exist in the growth environment of part of plants, and corresponding light source tracking measures are lacked. Comprising a mounting base, and the top of the mounting base is rotationally connected with a first arm, a second arm and a third arm in sequence; the end effector structure is mounted at the end of the third arm; according to the utility model, through the arrangement of the end effector structure, the photovoltaic power supply benefit can be effectively improved, the photoresistor sensing module is used for collecting light source position information, the light source position can be tracked in real time, and the photovoltaic panel can be automatically stretched or folded according to the light source intensity so as to collect solar energy as much as possible; a suitable environment can be provided for commercial crops needing light shielding, the position of a light source can be tracked in real time, shielding is provided in time, and economic benefits are ensured.

The invention discloses an intelligent street lamp for urban lighting, and relates to the technical field of street lamps, the intelligent street lamp comprises a lamp pole, a connecting rod is arranged on one side of the lamp pole, a lamp body is arranged at the end of the connecting rod, the lamp body comprises a cover body and a light-emitting screen, an annular box is arranged on the outer wall of the cover body, and a transfer box is arranged above the cover body; a first air pipe is arranged above the transfer box, two second air pipes are further arranged on the outer wall of the transfer box, the ends of the second air pipes communicate with the arc-shaped box, a draught fan is arranged at the end of the first air pipe, the end of the first air pipe communicates with an air outlet of the draught fan, and a photovoltaic panel is arranged at the end of the lamp post. A light-emitting screen is arranged on the lamp body, a photoresistor sensor is arranged on one side of the light-emitting screen, the photoresistor sensor is used for detecting the mosquito intensity of the area below the light-emitting screen, in the device, the phenomenon that winged insect corpses adhere to the lamp body is avoided, the street lamp obtains the better lighting effect, and meanwhile the winged insect protection measures of the street lamp are more environmentally friendly.

The present invention discloses a high-precision dual-channel slide automatic sampling and oil dripping device, wherein the slide is clamped by a mechanical claw, the gear stepper motor is connected to the mechanical claw, the stepper screw motor is connected to the gear stepper motor, the stepper motor mechanism converts the rotational motion of the motor screw into linear motion, thereby controlling the opening and closing of the mechanical claw, and then clamping the slide, and judging whether the slide is clamped by the change in the resistance value of the photoresistor, and controlling the movement steps of the gear stepper motor by forming a closed loop through the pressure sensor, and the stepper screw motor and the moving auxiliary guide rail drive the mechanical claw to rise and fall, thereby improving the sampling speed of the automatic film reader, increasing the turnover frequency of the instrument, and improving the detection efficiency.

The present application provides a microfluidic chip, a microfluidic device and a micro-droplet control method. The microfluidic chip includes a carrier substrate, a signal transmission layer, a photoresistor and a first driving electrode. The signal transmission layer is arranged on the carrier substrate. The signal transmission layer is used to output an initial signal. The photoresistor is connected to the signal transmission layer. The photoresistor is used to receive a preset light. The resistance of the photoresistor changes according to the light intensity of the preset light. The first driving electrode is connected to the photoresistor. The first driving electrode is used to form a driving signal according to the initial signal and the resistance of the photoresistor. The first driving electrode is used to drive the micro-droplets to move. By irradiating different areas of the microfluidic chip with preset light of different light intensities, the first driving electrodes in different areas can output different driving signals and form a driving electric field, thereby driving the micro-droplets to move. The driving structure of the microfluidic chip is relatively simple, and the driving efficiency is high, and the preparation cost is low.

A user interface assembly for a domestic appliance includes a control panel; a user interface board; a photoresistor attached to the user interface board, the photoresistor being configured to receive light signals; and a controller operably coupled with the digital image sensor, the controller being configured to perform an operation. The operation may include directing the photoresistor to capture a light signal from at least a portion of the second panel side or from a door of the domestic appliance; analyzing the captured light signal to determine a model identification of the control panel; and activating a predetermined operating software for the domestic appliance based on the determined model identification.

The utility model provides a socket with an indicating lamp brightness adjusting function, and relates to the technical field of sockets, the socket comprises an AC-to-DC module, a USB interface module and a photosensitive module, the input end of the AC-to-DC module is electrically connected with a live wire and a zero line, and the output end of the AC-to-DC module is electrically connected with the input end of the USB interface module; the photosensitive module comprises a photosensitive resistor, a resistor R18, a triode Q1 and an indicating lamp, the first end of the photosensitive resistor and the collector electrode of the triode Q1 are electrically connected with the output end of the USB interface module, the second end of the photosensitive resistor is electrically connected with the base electrode of the triode Q1, the emitter electrode of the triode Q1 is electrically connected with the positive electrode of the indicating lamp through the resistor R18, and the negative electrode of the indicating lamp is grounded. The triode and the photoresistor are additionally arranged on the indicating lamp, so that the brightness of the indicating lamp is controlled, the indicating lamp is normally lightened under high brightness in the daytime and is lightened under low power under low brightness at night, and the indicating lamp of the socket is not dazzling and does not influence sleeping at night.

The utility model relates to the technical field of electronic display, solves the technical problems that in the prior art, power consumption is large, and circuit elements are not protected, and particularly relates to an intelligent electronic table card system which comprises a display screen used for displaying table card content, a processing module used for inputting the display content to the display screen, a voltage transformation circuit and a power supply circuit. An energy-saving circuit used for reducing energy consumption of the display screen is arranged between the display screen and the voltage transformation circuit, the energy-saving circuit is composed of a self-adaptive circuit and a protection circuit, and the self-adaptive circuit is composed of a protection voltage, an adjusting resistor R2, a current-limiting resistor R3, a photoresistor R4, a fixed value resistor R5, a judging device and a self-adaptive voltage. Through the function of the self-adaptive circuit, the brightness of the table card can be automatically adjusted according to the ambient light intensity, the brightness adjustment of the display screen can be completed without manual adjustment, the convenience of a user is improved, and the table card system is more energy-saving and environment-friendly.