CN112351554A - Collect street lamp and adjust luminance and meteorological data collection integrative wisdom street lamp controller - Google Patents
Collect street lamp and adjust luminance and meteorological data collection integrative wisdom street lamp controller Download PDFInfo
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
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- G—PHYSICS
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- H05B47/175—Controlling the light source by remote control
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- 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
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Abstract
The invention relates to a smart street lamp controller integrating street lamp dimming and meteorological data acquisition, which comprises a main chip, a communication module, an identity recognition unit, a PWM dimming output unit, an operation indicator lamp, a starting mode selection circuit unit, an external crystal oscillator circuit unit, a high-precision real-time clock circuit unit, an external test interface circuit unit, a 485 interface circuit unit, a single-phase electric energy acquisition circuit unit, a photoelectric coupler isolation relay control circuit unit, a first DC-DC circuit unit from 5V to 3V, and a second DC-DC circuit unit from 12V to 5V. The street lamp dimming and meteorological data acquisition integrated control unit integrates street lamp dimming and meteorological data acquisition, and is ingenious in structure, convenient, rapid and safe to control.
Description
Technical Field
The invention relates to the field of smart city buildings, in particular to a smart street lamp controller integrating street lamp dimming and meteorological data acquisition.
Background
With the continuous development of human society, cities will bear more and more populations in the future. At present, China is in the stage of accelerated development of urbanization, and the problem of urban diseases in partial areas is increasingly severe. In order to solve the urban development problem and realize urban sustainable development, the construction of smart cities becomes the irreversible historical trend of urban development in the world. The intelligent street lamp is an important component on a smart city road, the intelligent street lamp controller is a main component for controlling a circuit of the intelligent street lamp, the dimming and meteorological data acquisition of the existing intelligent street lamp controller are controlled in a split mode, the control response is slow, and the safety is to be improved.
Disclosure of Invention
The intelligent street lamp controller integrates street lamp dimming and meteorological data acquisition into a whole, is ingenious in structure, and convenient, fast and safe to control.
In order to achieve the above purpose, the invention adopts the technical scheme that: a smart street lamp controller integrating street lamp dimming and meteorological data acquisition comprises a main chip, a communication module, an identity recognition unit, a PWM dimming output unit, an operation indicator lamp, a starting mode selection circuit unit, an external crystal oscillator circuit unit, a high-precision real-time clock circuit unit, an external test interface circuit unit, a 485 interface circuit unit, a single-phase electric energy acquisition circuit unit, a photoelectric coupler isolation relay control circuit unit, a first DC-DC circuit unit from 5V to 3V, and a second DC-DC circuit unit from 12V to 5V;
the PWM dimming output unit is electrically connected with the main chip and is provided with a double operational amplifier; the identity recognition unit is directly and electrically connected with the communication module; the operation indicator lamp is directly and electrically connected with the main chip; the starting mode selection circuit unit is electrically connected with the main chip; the main chip is directly connected with the external crystal oscillator circuit; the high-precision real-time clock circuit unit is connected with the main chip, and a 32.768KHz temperature compensation crystal oscillator is integrated in the high-precision real-time clock circuit; the external test interface circuit unit is directly connected with the main chip; the 485 interface circuit unit is a circuit unit for collecting data of the meteorological sensor, the 485 interface circuit unit is connected with the main chip, and the 485 interface circuit unit is provided with a half-duplex transceiver; the single-phase electric energy acquisition circuit unit is connected with the main chip through a main line, and a high-precision electric energy metering chip and two groups of precision miniature voltage transformers are arranged on the single-phase electric energy acquisition circuit unit; the photoelectric coupler isolation relay control circuit unit is connected with the main chip; the first DC-DC circuit unit and the second DC-DC circuit unit are sequentially and electrically connected with the main chip, the first DC-DC circuit unit is provided with a forward low-voltage-drop voltage stabilizer, and the second DC-DC circuit unit is provided with a three-terminal voltage-stabilizing integrated circuit unit.
Further, the controller also comprises a 12V output interface, a 220V alternating current output interface and a 220V alternating current input interface which are electrically connected with the main chip.
Further, the main chip is an STM32F103 microcontroller.
Further, the communication module is an NB-IoT communication module, the NB-IoT communication module is a BC28 communication module, and an external antenna is disposed on the BC28 communication module;
the BC28 communication module is connected with the USART3 RXD and the USART3 TXD of the main chip, wherein the USART3 RXD receives and the USART3 TXD transmits.
Furthermore, the identity recognition unit carries out identity recognition and confirmation through internet of things communication or a mobile phone network.
Furthermore, the two groups of precise micro current transformers are respectively a ZMPT107 precise micro voltage transformer and a ZMCT103 precise micro current transformer, the high-precision electric energy metering chip is an HLW8032 high-precision electric energy metering chip, when alternating current is subjected to voltage reduction, the alternating current is input into the ZMPT107 precise micro voltage transformer, the ZMPT107 precise micro voltage transformer obtains a voltage signal sampling resistor and inputs the voltage signal sampling resistor to the HLW8032 high-precision electric energy metering chip, when an alternating current power supply line passes through the ZMCT103 precise micro current transformer, the ZMCT103 precise micro current transformer obtains a current signal sampling resistor and inputs the current signal sampling resistor to the HLW8032 high-precision electric energy metering chip, and the HLW8032 high-precision electric energy metering chip processes the voltage and current signals and then transmits the data.
The invention has the technical effects that: the street lamp dimming and meteorological data acquisition integrated control unit integrates street lamp dimming and meteorological data acquisition, and is ingenious in structure, convenient, rapid and safe to control. Specifically, the intelligent lighting controller is an electronic device which is based on NB-IoT low-power-consumption communication and provided with a 485 communication interface and 0-10V dimming voltage output, an STM32F103 microcontroller of an ideogram semiconductor is used as a main chip, a BC28 communication module of remote communication is used as an NB-IoT communication module, an RX8025T chip with a temperature compensation function is used as a real-time clock chip, a calibration-free high-precision electric energy metering chip HLW8025 is used, a +3.3V low-power-consumption half-duplex transceiver SP3485E chip is used as a 485 interface chip, and alternating current output control ensures circuit safety in a photocoupler isolation mode.
Drawings
FIG. 1 is a circuit diagram of a main chip according to the present invention;
fig. 2 is a circuit configuration diagram of a communication module of the present invention;
FIG. 3 is a circuit diagram of the SIM card slot circuit of the identification cell of the present invention;
fig. 4 is a circuit structure diagram of the PWM dimming output unit according to the present invention;
FIG. 5 is a circuit configuration diagram of the running indicator of the present invention;
FIG. 6 is a circuit diagram of a start mode selection circuit unit according to the present invention;
FIG. 7 is a circuit diagram of an external crystal oscillator circuit unit according to the present invention;
FIG. 8 is a circuit diagram of a high precision real time clock circuit unit of the present invention;
FIG. 9 is a circuit diagram of an external test interface circuit unit according to the present invention;
fig. 10 is a circuit configuration diagram of a 485 interface circuit unit of the present invention;
FIG. 11 is a circuit configuration diagram of the single-phase power acquisition circuit unit of the present invention;
fig. 12 is a circuit configuration diagram of a control circuit unit of a photocoupler isolation relay of the present invention;
fig. 13 is a circuit configuration diagram of a first DC-DC circuit unit of the present invention;
fig. 14 is a circuit configuration diagram of a second DC-DC circuit unit of the present invention;
FIG. 15 is a circuit configuration diagram of the 12v output interface of the present invention;
FIG. 16 is a circuit diagram of the 220V AC output interface of the present invention;
fig. 17 is a circuit configuration diagram of the 220v ac power input interface of the present invention.
Fig. 18 is a circuit configuration diagram of the 12v input interface 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.
A smart street lamp controller integrating street lamp dimming and meteorological data acquisition comprises a main chip, a communication module, an identity recognition unit, a PWM dimming output unit, an operation indicator lamp, a starting mode selection circuit unit, an external crystal oscillator circuit unit, a high-precision real-time clock circuit unit, an external test interface circuit unit, a 485 interface circuit unit, a single-phase electric energy acquisition circuit unit, a photoelectric coupler isolation relay control circuit unit, a first DC-DC circuit unit from 5V to 3V, and a second DC-DC circuit unit from 12V to 5V;
the PWM dimming output unit is electrically connected with the main chip and is provided with a double operational amplifier; the identity recognition unit is directly and electrically connected with the communication module; the operation indicator lamp is directly and electrically connected with the main chip; the starting mode selection circuit unit is electrically connected with the main chip; the main chip is directly connected with the external crystal oscillator circuit; the high-precision real-time clock circuit unit is connected with the main chip, and a 32.768KHz temperature compensation crystal oscillator is integrated in the high-precision real-time clock circuit; the external test interface circuit unit is directly connected with the main chip; the 485 interface circuit unit is a circuit unit for collecting data of the meteorological sensor, the 485 interface circuit unit is connected with the main chip, and the 485 interface circuit unit is provided with a half-duplex transceiver; the single-phase electric energy acquisition circuit unit is connected with the main chip through a main line, and a high-precision electric energy metering chip and two groups of precision miniature voltage transformers are arranged on the single-phase electric energy acquisition circuit unit; the photoelectric coupler isolation relay control circuit unit is connected with the main chip; the first DC-DC circuit unit and the second DC-DC circuit unit are sequentially and electrically connected with the main chip, the first DC-DC circuit unit is provided with a forward low-voltage-drop voltage stabilizer, and the second DC-DC circuit unit is provided with a three-terminal voltage-stabilizing integrated circuit unit.
Further, the controller also comprises a 12V output interface, a 220V alternating current output interface and a 220V alternating current input interface which are electrically connected with the main chip.
Further, the main chip is an STM32F103 microcontroller.
Further, the communication module is an NB-IoT communication module, the NB-IoT communication module is a BC28 communication module, and an external antenna is disposed on the BC28 communication module;
the BC28 communication module is connected with the USART3 RXD and the USART3 TXD of the main chip, wherein the USART3 RXD receives and the USART3 TXD transmits.
Furthermore, the identity recognition unit carries out identity recognition and confirmation through internet of things communication or a mobile phone network.
Furthermore, the two groups of precise micro current transformers are respectively a ZMPT107 precise micro voltage transformer and a ZMCT103 precise micro current transformer, the high-precision electric energy metering chip is an HLW8032 high-precision electric energy metering chip, when alternating current is subjected to voltage reduction, the alternating current is input into the ZMPT107 precise micro voltage transformer, the ZMPT107 precise micro voltage transformer obtains a voltage signal sampling resistor and inputs the voltage signal sampling resistor to the HLW8032 high-precision electric energy metering chip, when an alternating current power supply line passes through the ZMCT103 precise micro current transformer, the ZMCT103 precise micro current transformer obtains a current signal sampling resistor and inputs the current signal sampling resistor to the HLW8032 high-precision electric energy metering chip, and the HLW8032 high-precision electric energy metering chip processes the voltage and current signals and then transmits the data.
The intelligent lighting controller is an electronic device with a 485 communication interface and 0-10V dimming voltage output based on NB-IoT low-power-consumption communication, an STM32F103 microcontroller of an ideogram semiconductor is used as a main chip, a BC28 communication module of remote communication is used as an NB-IoT communication module, an RX8025T chip with a temperature compensation function is used as a real-time clock chip, a calibration-free high-precision electric energy metering chip HLW8025 is adopted, a +3.3V low-power-consumption half-duplex transceiver SP3485E chip is used as a 485 interface chip, and alternating current output control adopts a photoelectric coupler isolation mode to ensure circuit safety.
FIG. 1 shows the main chip of the present invention, which is a 32-bit ARM microcontroller of type STM1, which is available from Italian Semiconductor (ST) corporation, and the core of which is Cortex-M3. The size of Flash in the chip is 64K with medium capacity. The chip integrates various peripheral functional units such as Timer, CAN, ADC, SPI, I2C, USB, UART and the like. Is the main chip of the controller and is used for controlling external equipment and calculation.
An external antenna is arranged on the BC28 communication module. The BC28 communication module is connected with the USART3 RXD and the USART3 TXD of the main chip to realize the receiving and sending of information, wherein the USART3 RXD receives and the USART3 TXD sends. Referring to fig. 2, fig. 2 shows a BC28 communication module and its auxiliary circuits for remote communication to implement NB-IoT communication with low power consumption, and in fig. 2, U1 refers to a BC28 communication module, and RF1 refers to an external antenna socket. When the PA8 pin of the STM1 outputs a low level, the Q1 outputs a reset signal to the BC28 communication module to reset the BC28 communication module. Namely, the chip is reset and restarted.
The identity recognition unit is directly connected with the communication module. Referring to fig. 3, fig. 3 is a circuit of an SIM card slot, which is a circuit of an identity recognition unit, where the identity recognition unit performs identity recognition and confirmation through internet of things communication or mobile phone networks such as GSM, CDMA, and the like, and in fig. 3, its peripheral capacitance is energy storage and filtering. R5 is a pull-up resistor. SIM1 is a SIM card slot.
And the PWM dimming output unit is connected with the main chip. And the PWM dimming output unit is provided with a double operational amplifier. Referring to fig. 4, fig. 4 is a circuit diagram of the 0-10V/PWM dimming output unit, in which PB14 of STM1 outputs a PWM signal to U2, and the PWM signal is amplified by U2(LM358 is a dual operational amplifier) to obtain a 0-10V voltage signal, and the voltage signal is regulated and output by D1. The dimming is controlled through the PWM dimming output unit, different powers are output, and the brightness change of the lamplight is realized.
The operation indicator lamp is directly connected with the main chip. Fig. 5 shows the running indicator lamp circuit, which is controlled by the PA0 of STM1 to be turned on and off.
Fig. 6 shows an STM1 start mode selection circuit unit, which is connected to pins BOOT0 and BOOT1 of STM1, and the STM1 start mode selected by the circuit in fig. 6 is from user flash memory (normal operation should be in this mode). The starting mode selection circuit unit, namely the starting mode selection circuit of the main chip, comprises three modes: user flash memory boot, boot from system memory, boot from embedded SRAM.
The main chip 1 is directly connected with an external crystal oscillator circuit to provide external clock information. Fig. 7 shows an external crystal oscillator circuit unit of STM1, which provides a high-precision clock signal for STM 1. Connecting the OSC _ IN and OSC _ OUT pins of STM1, X1 is a passive 8MHz crystal oscillator.
The high-precision real-time clock circuit unit is connected with the main chip, and a 32.768KHz temperature compensation crystal oscillator is integrated in the high-precision real-time clock circuit. The clock is the basis for the operation of the main chip, and the clock signal pushes each part in the main chip to execute corresponding instructions. FIG. 8 shows a high-precision real-time clock circuit unit, U3 is a clock chip with I2C interface and temperature compensation, and a 32.768KHz temperature compensation crystal oscillator is integrated inside the circuit unit, and the circuit unit is suitable for high-precision clock occasions and is connected with PB6 and PB7 pins of STM1 through R15 and R16 pull-up resistors respectively. D2 and D3 diodes are used for isolation, the design idea is to save clock battery loss, a system power supply is used for supplying power preferentially, when the system voltage is greater than the voltage of B1(B1 is a 3V button battery) after D3 after passing through D2, the U3 is supplied with power by a main power supply; when the system power supply is not electrified after the external power failure, the state is switched to the B1 power supply state. The combination of the C30 and the C31 form a tank circuit to prevent the U3 from losing data due to voltage hysteresis.
The external test interface circuit unit is connected with the main chip. Fig. 9 shows an external test interface circuit unit, which supplies power to STM1 during testing, and a STM1 burning interface, where USART1 TXD of STM1 is directly connected to a main chip (full-duplex universal synchronous/asynchronous serial transceiver interface, only a transmission pin).
The 485 interface circuit unit is a circuit unit for collecting data of the meteorological sensor, the 485 interface circuit unit is connected with the main chip, and the 485 interface circuit unit is provided with a half-duplex transceiver. Fig. 10 is a 485 interface circuit unit, the 485 interface circuit unit is a device access CN5 interface with an external 485 interface, and enters a U5(SP3485 low power consumption half-duplex transceiver) after passing through a R18 pull-down resistor and a R20 pull-up resistor, the U5 is connected with two pins, PA2 and PA3, of an STM1 through a USART interface, the PA1 is a pin for controlling a transceiving state, the PA1 low-level U5 is in a receiving state, and the PA1 high-level U5 is in a transmitting state.
The single-phase electric energy acquisition circuit unit is connected with the main chip through a main line. The acquisition circuit mainly acquires current, voltage and power, and only one wire is required to be connected with the main core with reference to fig. 11. Fig. 11 is a single-phase power acquisition circuit unit, in which when ac power is reduced in voltage by R40 and then input to CT2(ZMPT107 is a precision micro voltage transformer), a voltage signal obtained by CT2 is input to U7 through R38 and R36 sampling resistors (HLW8032 is a calibration-free high-precision power metering chip); when an alternating current power supply line passes through a CT1 (ZMCT103 is a precision micro current transformer), a CT1 obtains a current signal and inputs the current signal to a U7 through R29, R32 and R34 sampling resistors. The U7 couples to PA10 foot of STM1 through USART interface after with voltage current signal processing, transmits the data to STM1, and data such as electric current, voltage, active power, apparent power, power factor are obtained through the calculation to STM 1.
Fig. 12 is a photoelectric coupler isolation relay control circuit unit, referring to fig. 12, the two ends of the optical coupler are not connected, isolation is failed, 12v cannot directly run onto the main chip, the main chip is burnt, the main chip is protected, and the control switch is a control switch, namely a control relay switch. Referring to fig. 12, pin PB12 of STM1 outputs high level, pin U8 is off, pin Q3 is off, voltage across the coil is 0V, the relay contact is off, pin PB12 of STM1 is low level, pin U8 is on, voltage across the coil is 11.7V, and the relay contact is closed.
The first DC-DC circuit unit is provided with a forward low dropout regulator. Fig. 13 shows a first DC-DC circuit unit (i.e., a first DC conversion circuit unit) for converting 5V to 3V, and 5V DC power is stepped down and regulated to 3.3V through U4 (AMS1117-3.3, which is a forward low dropout regulator with an output voltage of 3.3V) to supply power to the system.
Fig. 14 shows a second DC-DC circuit unit (i.e., a second DC-DC conversion circuit unit) for converting 12V to 5V, and the 12V DC is stepped down and regulated to 5V through U6(7805 is a three-terminal regulator ic unit) to supply power to the system. Fig. 15 is a 12v output interface. Fig. 16 is a 220V ac output interface, which is directly connected to the mains supply without conversion, and directly supplies power, which is very convenient. Fig. 17 is a 220v ac input interface.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (6)
1. The utility model provides a collect street lamp and adjust luminance and meteorological data gathers integrative wisdom street lamp controller which characterized in that: the system comprises a main chip, a communication module, an identity recognition unit, a PWM dimming output unit, an operation indicator lamp, a starting mode selection circuit unit, an external crystal oscillator circuit unit, a high-precision real-time clock circuit unit, an external test interface circuit unit, a 485 interface circuit unit, a single-phase electric energy acquisition circuit unit, a photoelectric coupler isolation relay control circuit unit, a first DC-DC circuit unit from 5V to 3V, and a second DC-DC circuit unit from 12V to 5V;
the PWM dimming output unit is electrically connected with the main chip and is provided with a double operational amplifier; the identity recognition unit is directly and electrically connected with the communication module; the operation indicator lamp is directly and electrically connected with the main chip; the starting mode selection circuit unit is electrically connected with the main chip; the main chip is directly connected with the external crystal oscillator circuit; the high-precision real-time clock circuit unit is connected with the main chip, and a 32.768KHz temperature compensation crystal oscillator is integrated in the high-precision real-time clock circuit; the external test interface circuit unit is directly connected with the main chip; the 485 interface circuit unit is a circuit unit for collecting data of the meteorological sensor, the 485 interface circuit unit is connected with the main chip, and the 485 interface circuit unit is provided with a half-duplex transceiver; the single-phase electric energy acquisition circuit unit is connected with the main chip through a main line, and a high-precision electric energy metering chip and two groups of precision miniature voltage transformers are arranged on the single-phase electric energy acquisition circuit unit; the photoelectric coupler isolation relay control circuit unit is connected with the main chip; the first DC-DC circuit unit and the second DC-DC circuit unit are sequentially and electrically connected with the main chip, the first DC-DC circuit unit is provided with a forward low-voltage-drop voltage stabilizer, and the second DC-DC circuit unit is provided with a three-terminal voltage-stabilizing integrated circuit unit.
2. The intelligent street lamp controller integrating street lamp dimming and meteorological data acquisition as claimed in claim 1, wherein: the controller also comprises a 12V output interface, a 220V alternating current output interface and a 220V alternating current input interface which are electrically connected with the main chip.
3. The intelligent street lamp controller integrating street lamp dimming and meteorological data acquisition as claimed in claim 1, wherein: the main chip is an STM32F103 microcontroller.
4. The intelligent street lamp controller integrating street lamp dimming and meteorological data acquisition as claimed in claim 1, wherein: the communication module is an NB-IoT communication module, the NB-IoT communication module is a BC28 communication module, and an external antenna is arranged on the BC28 communication module;
the BC28 communication module is connected with the USART3 RXD and the USART3 TXD of the main chip, wherein the USART3 RXD receives and the USART3 TXD transmits.
5. The intelligent street lamp controller integrating street lamp dimming and meteorological data acquisition as claimed in claim 1, wherein the identity recognition unit performs identity recognition and confirmation through internet of things communication or mobile phone network.
6. The intelligent street lamp controller integrating street lamp dimming and meteorological data acquisition as claimed in claim 1, wherein the two sets of precision micro current transformers are a ZMPT107 precision micro voltage transformer and a ZMCT103 precision micro current transformer respectively, the high precision electric energy metering chip is a HLW8032 high precision electric energy metering chip, when ac is subjected to voltage reduction, the ac is input to the ZMPT107 precision micro voltage transformer, the ZMPT107 precision micro voltage transformer obtains a voltage signal sampling resistor and inputs the voltage signal sampling resistor to the HLW8032 high precision electric energy metering chip, when ac power supply line passes through the ZMCT103 precision micro current transformer, the ZMCT103 precision micro current transformer obtains a current signal sampling resistor and inputs the current signal sampling resistor to the HLW8032 high precision electric energy metering chip, and the HLW8032 high precision electric energy metering chip processes the voltage current signal and transmits the data to the main chip.
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| CN113490309A (en) * | 2021-06-08 | 2021-10-08 | 长沙润欣信息技术有限公司 | Intelligent lighting controller with real-time clock and intelligent lighting control method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100292815A1 (en) * | 2009-01-14 | 2010-11-18 | Yun Pan | Control system and control method for intelligent solar street lamp |
| CN201828677U (en) * | 2010-10-29 | 2011-05-11 | 胡友彬 | Multi-factor collector for running environment of meteorological equipment |
| DE102011104028A1 (en) * | 2011-06-11 | 2012-12-13 | Abb Ag | Motion detector with weather data evaluation |
| US20140327366A1 (en) * | 2013-05-03 | 2014-11-06 | Lextar Electronics Corporation | Illumination device and led dimming circuit thereof |
| US20180063929A1 (en) * | 2016-09-01 | 2018-03-01 | EPtronics, Inc. | Zigbee operated phase control lighting controller with sensors |
| US20180138945A1 (en) * | 2016-06-22 | 2018-05-17 | Soraa, Inc. | Intelligent modules for intelligent networks |
| WO2018090878A1 (en) * | 2016-11-15 | 2018-05-24 | 罗中良 | Intelligent light-adjusting controller |
| WO2019039655A1 (en) * | 2017-08-24 | 2019-02-28 | (주)백산엘앤티 | Dimming led street light device |
| CN211152288U (en) * | 2019-08-15 | 2020-07-31 | 广州信盛通信科技有限公司 | Intelligent controller of wisdom lamp pole |
| CN211152301U (en) * | 2019-12-26 | 2020-07-31 | 深圳市金海滨实业有限公司 | Novel CAN + zigbee control circuit |
| CN211267210U (en) * | 2019-12-31 | 2020-08-14 | 青岛美仑电子有限责任公司 | Street lamp controller based on NBIOT communication and PWM dimming technology |
-
2020
- 2020-08-19 CN CN202010834821.0A patent/CN112351554B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100292815A1 (en) * | 2009-01-14 | 2010-11-18 | Yun Pan | Control system and control method for intelligent solar street lamp |
| CN201828677U (en) * | 2010-10-29 | 2011-05-11 | 胡友彬 | Multi-factor collector for running environment of meteorological equipment |
| DE102011104028A1 (en) * | 2011-06-11 | 2012-12-13 | Abb Ag | Motion detector with weather data evaluation |
| US20140327366A1 (en) * | 2013-05-03 | 2014-11-06 | Lextar Electronics Corporation | Illumination device and led dimming circuit thereof |
| US20180138945A1 (en) * | 2016-06-22 | 2018-05-17 | Soraa, Inc. | Intelligent modules for intelligent networks |
| US20180063929A1 (en) * | 2016-09-01 | 2018-03-01 | EPtronics, Inc. | Zigbee operated phase control lighting controller with sensors |
| WO2018090878A1 (en) * | 2016-11-15 | 2018-05-24 | 罗中良 | Intelligent light-adjusting controller |
| WO2019039655A1 (en) * | 2017-08-24 | 2019-02-28 | (주)백산엘앤티 | Dimming led street light device |
| CN211152288U (en) * | 2019-08-15 | 2020-07-31 | 广州信盛通信科技有限公司 | Intelligent controller of wisdom lamp pole |
| CN211152301U (en) * | 2019-12-26 | 2020-07-31 | 深圳市金海滨实业有限公司 | Novel CAN + zigbee control circuit |
| CN211267210U (en) * | 2019-12-31 | 2020-08-14 | 青岛美仑电子有限责任公司 | Street lamp controller based on NBIOT communication and PWM dimming technology |
Non-Patent Citations (2)
| Title |
|---|
| 孙小明;: "城市路灯照明智能控制系统的应用及研究", 科技情报开发与经济, no. 24 * |
| 高利芬;高力波;王慧敏;朱中;: "自适应信号灯亮度控制系统研究", 交通标准化, no. 1 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113490309A (en) * | 2021-06-08 | 2021-10-08 | 长沙润欣信息技术有限公司 | Intelligent lighting controller with real-time clock and intelligent lighting control method |
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| CN112351554B (en) | 2023-09-19 |
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