Abstract: The present disclosure provides a lighting control system and method thereof. The lighting control system includes: a primary lighting device having a wireless module and a plurality of secondary lighting devices. The primary lighting device and the secondary lighting devices communicate with one another by power line communication (PLC). The primary lighting device is configured to receive a control signal through at least one of power lines and the wireless module, and send the control signal to the secondary lighting devices.

Abstract: The present disclosure provides a Light Emitting Diode (LED) illuminating apparatus. The illuminating apparatus includes a first antenna, a second antenna, a signal amplifying unit, an LED lighting unit, and an LED driving power supply. The LED driving power supply is connected with the signal amplifying unit and the LED lighting unit to drive the LED lighting unit to emit light and to provide power to the signal amplifying unit. The first antenna and the second antenna are connected to the signal amplifying unit. The first antenna receives a base station signal, and transmits the base station signal to the signal amplifying unit. The signal amplifying unit amplifies the base station signal, and transmits the amplified base station signal to the second antenna. The second antenna transmits the amplified base station signal to a terminal. The second antenna further receives a terminal signal, and transmits the terminal signal to the signal amplifying unit.

Abstract: A fast object detection method based on deformable part model (DPM) is provided. The method includes importing a trained classifier for object detection, receiving an image frame from a plurality of frames in a video captured by a camera, and identifying regions possibly containing at least one object via objectness measure based on Binarized Normed Gradients (BING). The method also includes calculating Histogram of Oriented Gradients (HOG) feature pyramid of the image frame, performing DPM detection for the identified regions possibly containing the at least one object, and labeling the at least one detected object using at least one rectangle box via non-maximum suppression (NMS). Further, the method includes processing a next frame from the plurality of frames in the captured video until the video ends and outputting object detection results.

Abstract: The present invention provides a multifunctional LED device and multifunctional speaker system. The multifunctional LED device includes a power supply unit; a control unit configured to process audio signals and control commands; an audio power amplifier configured to drive a speaker; a speaker; a first wireless transceiver configured to communicate with a smart terminal; a second wireless transceiver configured to communicate with other LED devices; and an LED light source. The multifunctional speaker system includes several multifunctional wireless LED devices configured to works as wireless speakers, and a smart terminal to control the system remotely. The smart terminal may communicate with and control all the multifunctional LED devices. The multifunctional LED devices may communicate with each other. Two multifunctional LED devices may be configured as a 2.0-channel speaker system. Other speaker systems, such as 2.1-channel, 5.

Abstract: A power circuit for an LED lighting device including an alternative current (AC) power supply, a dimmer, a transformer and a dimming control circuit. The dimming control circuit includes a filtering unit configured to filter a voltage signal outputted from the transformer and a rectifying unit configured to receive the signal outputted from the filtering unit and rectify the signal to a DC signal. The dimming control circuit also includes a boost converter unit configured to boost the received DC voltage to a needed DC voltage and a voltage feedback control circuit unit configured to control the DC voltage boosted by the boost converter unit. Further, the dimming control circuit includes a buck converter unit configured to convert the boosted DC voltage to the voltage and current needed by the LED lighting device and a digital control unit configured to automatically adjust current strength needed by the buck converter unit.

Abstract: Smart LED lighting systems and monitoring methods thereof are provided. An exemplary system includes a smart LED lighting device, and a smart terminal configured to communicate with the smart LED lighting device. The smart LED lighting device includes a microphone module, a voice recognition module, and a wireless communication module sequentially connected in series. The microphone module collects audio signals from surroundings and transmits the audio signals to the voice recognition module, such that the voice recognition module sends the audio signals to the smart terminal via the wireless communication module directly, or voice-recognizes the audio signal using an internal audio recognition software program to generate a notification message to send to the smart terminal via the wireless communication module. In this manner, voices can be collected, recognized, and transmitted to a smart terminal to enable simultaneous indoor lighting and smart monitoring.

Abstract: The present disclosure provides an audio broadcast system and method using lighting devices. The audio broadcast system includes a primary lighting device and secondary lighting device(s). Each lighting device includes a Bluetooth module and an audio broadcast module. The primary lighting device and the secondary lighting device(s) are connected to form a wireless transmitting linking path through the Bluetooth modules. The Bluetooth module of the primary lighting device is configured to receive a first audio data from an external device, and to send the first audio data to the secondary lighting device(s). The Bluetooth modules of the secondary lighting device(s) are configured to receive the first audio data from the connected primary lighting device or from connected other secondary lighting device(s). The audio broadcast modules of the primary lighting device and the secondary lighting device(s) are configured to broadcast the first audio data.

Abstract: Embodiments consistent with the present disclosure provide an electrical circuit and a method for measuring the power and power consumption of an LED lighting device in real time. The circuit includes a controlling unit configured to process data; a display unit configured to display data received from the controlling unit and other components; a power supply and driving unit configured to supply power; an LED light source; and a RF unit configured to send data to remote terminals. The electrical circuit further includes an input power sampling unit, an output voltage sampling unit, and an output current sampling unit, which are configured to capture the real time input voltage, output voltage, and output current data respectively. Further, the controlling unit may determine the power and power consumption of the LED lighting device by using the received real time voltage and current data measurements, and referring to the stored input voltage-efficiency curves.

Abstract: The present invention provides an LED lighting device and an LED lighting control system. The LED lighting device includes an LED lighting unit configured to emit light; an LED driving circuit configured to drive the LED lighting unit, the LED driving circuit being connected to the LED lighting unit; an infrared module configured to send infrared signals to an appliance; and a Wi-Fi module configured to receive and send data. The Wi-Fi module is connected to the infrared module, and sends received data to the infrared module. Embodiments consistent with the present disclosure provide integrated control of lighting and appliances.

Abstract: A power circuit for an LED lighting device including an AC power supply, a dimmer and a control circuit is provided. The control circuit includes a filtering unit configured to filter a voltage signal coming from the dimmer and a rectifying unit configured to receive the signal outputted from the filtering unit and rectify the signal to a DC signal. The control circuit also includes a transformer unit connected to the rectifying unit. Further, the control circuit includes a dimmer phase detection unit configured to sample the rectified voltage signal at point K and convert the voltage signal to a low voltage pulse signal and a flyback conversion unit configured to receive the pulse signal outputted by the dimmer phase detection unit and adjust a current flowed through the transformer unit and a first transistor to control the output current to the LED lighting device.

Abstract: A power circuit for an LED lighting device using discrete components is provided. The power circuit includes a filtering unit configured to filter an inputted AC and a rectifying unit configured to convert an AC to a DC. The power circuit also includes a transformer connected to the rectifying unit. Further, the power circuit includes a first switch and a second switch that are field effect transistors, wherein a grid electrode of the first switch is connected to a drain electrode of the second switch. Further, a drain electrode of the first switch is connected to the transformer. A source electrode of the first switch is connected to a source electrode of the second switch through a detection resistor. A grid electrode of the second switch is connected to the source electrode of the first switch through a thermistor.

Abstract: The present invention provides an LED lighting device and a wireless speaker system. The LED lighting device includes an LED power supply circuit configured to power the LED lighting device; an LED light source module configured to emit light, the LED light source being connected to the power supply circuit; a DLNA wireless communication module configured to receive and process audio signals and commands transmitted from a smart terminal, and control the LED lighting device based on the commands received from the smart terminal; an audio power amplifier unit configured to receive processed audio signals from the wireless communication module; and a speaker unit configured to play audio signals received from the audio power amplifier unit, the audio amplifier unit driving the speaker unit based on the signals received from the wireless communication module.

Abstract: The present disclosure provides smart LED lighting devices and remote video chat systems thereof. A smart LED lighting device includes an LED light-emitting unit, a power supply unit, a wireless communication unit, an audio and video processing and controller unit, a projection unit, a video acquisition unit, a voice input unit, and a voice broadcast unit. The audio and video processing and controller unit receives, parses, and processes audio and video information from the wireless communication unit, the voice input unit, and the video acquisition unit. The projection unit projects the processed video data in projectable format to a screen. The voice broadcast unit plays the processed audio information. The disclosed devices and systems can play audio and video resources from local terminal or the cloud in the Internet, perform remote video chat freely, and integrate with indoor environment, enhancing the smart home life experience.

Abstract: A multifunctional LED device and multifunctional speaker system are disclosed. A multifunctional LED device consistent with the present disclosure includes a power supply unit configured to supply power; a control unit configured to process audio signals and control commands; an audio power amplifier configured to drive a speaker, a speaker configured to play audio signals, a first wireless transceiver configured to communicate with a smart terminal, a second wireless transceiver configured to communicate with other LED devices, and an LED light source. The multifunctional speaker system includes several multifunctional wireless LED devices configured to works as wireless speakers, and a smart terminal to control the system remotely. The smart terminal may communicate with and control all the multifunctional LED devices. The multifunctional LED devices may communicate with each other as well. Two of the multifunctional LED devices may be configured as a 2.0-channel speaker system.

Abstract: The present invention provides a network self-healing method and system using lighting devices each including a WI-FI module with a wireless access point (AP) function. The lighting devices are wirelessly connected to a wireless router. The lighting devices scan a service set identifier (SSID) of the wireless router to confirm that the wireless router is not able to be connected to and to switch to a self-healing networking mode. The wireless AP function of each lighting device is activated according to a self-healing networking rule. One lighting device is selected from the lighting devices and is used as a first lighting device router. The wireless AP function of each of other non-selected lighting devices remaining in the plurality of lighting devices is deactivated, and wirelessly connected to the first lighting device router respectively.

Abstract: The present disclosure provides smart LED lighting devices and remote video chat systems thereof. A smart LED lighting device includes an LED light-emitting unit, a power supply unit, a wireless communication unit, an audio and video processing and controller unit, a projection unit, a video acquisition unit, a voice input unit, and a voice broadcast unit. The audio and video processing and controller unit receives, parses, and processes audio and video information from the wireless communication unit, the voice input unit, and the video acquisition unit. The projection unit projects the processed video data in projectable format to a screen. The voice broadcast unit plays the processed audio information. The disclosed devices and systems can play audio and video resources from local terminal or the cloud in the Internet, perform remote video chat freely, and integrate with indoor environment, enhancing the smart home life experience.

Abstract: Embodiments consistent with the present disclosure provide an LED lighting device and speaker. The LED lighting device and speaker may include an LED lighting unit, a speaker, an outer casing, and a power supply module. The LED lighting unit and the speaker are placed on the outer casing. There is also a sound guiding tube on the outer casing. The sound guiding tube on the outer casing may expand the audio bandwidth, enhance bass quality, reduce speaker vibration displacements, and protect the speaker. Further, the gap between the sound guiding tube and the bottom of the outer casing provides a heat dissipation path for the heat generated by the power supply module. In addition, the sound guiding tube and the hollowed lampshade forms a path that increases the air circulation between the interior and exterior of the LED lighting device and speaker.

Abstract: LED lighting device and LED control system are provided. An LED lighting device includes an LED power supply unit, a controller unit, a microphone module, a wireless communication module, and an LED light source assembly. An LED control system includes at least one LED lighting device, at least one of a smart terminal and a cloud server, and at least one smart home appliance. When a user sends a voice command to the LED lighting device, the LED lighting device captures and processes signal data from the voice command to provide control data to the smart terminal or cloud server, which then recognizes and processes the control data to provide processed control data. The processed control data are then sent to a corresponding smart home appliance communicated with the smart terminal or the cloud server to control an operation of the smart home appliance.