Xiamen Eco Lighting Co. Ltd.

Xiamen Leedarson Lighting Co., Ltd

Leedarson Lighting Co., Ltd.

Liping Lin

Qiyuan Wang

Yunnan Lin

Tian Lan

Jianxin Xie

Shuisheng Wen

Wenhui Yang

Liangliang Cao

Xinghan Lai

Xiaodeng Chen

Xiaobo Chen

Maojin Zeng

Huiwu Chen

Wei Liu

Yongjun Bao

Yanbiao Chen

Hemu Ye

Mingyan Fu

Bin Liu

Wenchang Huang

Yang Liu

Zhengkun Liu

Liu Wei

Zhibin Chen

Rongjie Lin

Huizhi Zhou

A lighting apparatus includes a LED module and a driver. The LED module includes a first LED chip, a second LED chip, a first fluorescent layer, a second fluorescent layer and a package frame. The first LED chip and the second chip are respectively disposed at a first area and a second area of the package frame. The first fluorescent layer covers the first area. The second fluorescent layer covers the second LED chip. The first fluorescent layer and the second fluorescent layer have different types of fluorescent materials. The driver generates a driving current supplied to the LED module so that the LED module emits a first light above the first area and a second light above the second area for generating a mixed light by the first light and the second light.

Lighting apparatus

A human identifying device includes a temperature sensing module, a temperature pattern recognizing module and a human body identifying module. The temperature sensing module senses temperature distribution within the target area. The temperature pattern recognizing module determines at least one matching region out of the target area based on a human-resembling temperature feature within the temperature distribution. The temperature pattern recognizing module identifies at least one matching temperature sensor that corresponds to the at least one matching region. The human body identifying module determines if distribution of the at least one matching temperature sensor resembles at least one part of a human body contour.

Human identifying device, human identifying method and human-presence-based illuminating system thereof

A lighting apparatus includes a power circuit, multiple light sources, a power failure detection circuit, a wall switch decoder and a controller. The power circuit converts an external power source to multiple driving currents. The multiple light sources respectively receive the multiple driving currents to generate a required mixed light. The power failure detection circuit is coupled to the power circuit for detecting a predetermined power failure pattern. When the predetermined power failure pattern is detected, the power failure detection circuit generates a failure signal. The wall switch decoder is coupled to a wall switch via a signal wire for converting a manual operation to a corresponding switch parameter. The failure signal activates a mode switch in the controller to select a working mode. The switch parameter is interpreted with different setting instructions under different working modes.

A lighting apparatus includes a light source plate, a surface rim and a light passing cover. The light source plate is mounted with a light source. The light source plate is placed upon the support plate. The surface rim has an inner wall and an exterior wall. The inner wall has a top part and a bottom part. A bottom diameter of the bottom part is smaller than a top diameter of the top part. The light source is placed closer to the bottom part of the inner wall and surrounded by the bottom part of the inner wall. The light passing cover is attached to the top part of the inner wall. An exterior edge of the exterior wall is attached to a peripheral edge of the support plate.

A control device for controlling at least one LED module includes: a power supply module arranged to receive power over Ethernet to generate a first supply power; and an illumination controlling module coupled to the power supply module for receiving a communication signal from the Ethernet to generate a serial bus signal to control an illumination of the at least one LED module; wherein the illumination controlling module is powered by the first supply power.

Illumination control device and related illumination control system

A self-adaptive illuminating device includes an illumination module and a driver module. The illumination module includes multiple electrically coupled illuminating units and a sampler. The sampler is electrically coupled to the illuminating units. The sampler tests at least one electrical property of the illuminating units by using a test signal for generating a feedback parameter. The driver module is electrically coupled to the illumination module. The driver module includes a signal processing unit and a power transformer. The signal processing unit is coupled to the sampler. The signal processing unit generates an operating parameter based on the feedback signal. The power transformer is electrically coupled to the signal processing unit and the illuminating units. The power transformer generates a resulting driving power based on the operating parameter and the initial driving power, and drives the illuminating units using the resulting driving power.

Self-adaptive illuminating device and method thereof

A programmable light apparatus includes a LED module and a driver. The driver has a current adjustable circuit that supports multiple types of LED modules. By sending a programming signal to a wireless circuit of the driver, the current adjustable circuit determines a correct setting to provide a necessary driving current to a corresponding LED module.

Programmable light apparatus

A LED driving circuit includes a DALI module, a linear voltage luminance adjusting module, a DIP luminance adjusting module, a control module, a power source, a constant current driving module and an output module. The DALI module generates a PWM signal. The linear voltage luminance adjusting module generates a second PWM signal. The DIP luminance adjusting module generates a switch signal. The control module generates a drive PWM signal using the first PWM signal, the second PWM signal and the switch signal. The power source provides power. The constant current driving module generates a constant-current drive voltage using the provided power and the drive PWM signal. The output module generates a drive current that responds to the constant-current drive voltage. And the output module drives an external LED device using the drive current.

LED driving circuit

A light bulb apparatus has a plurality of LED modules, a substrate, a driver circuit board, a plastic piece, a radiator and a lamp cap. The substrate has aluminum material for mounting the plurality of LED modules, a first connection end and a second connection end. The first connection end and the second connection end are electrically connected to the plurality of LED modules. The plastic piece with a guiding groove is used for inserting the driver circuit board. The radiator has a top plate and a side wall. The substrate is fixed on the top plate, and the side wall are connected to the plastic piece.

Light bulb apparatus

An LED driving circuit includes a power source, a first voltage stepping-down module, a constant current driving module, a second voltage stepping-down module, a DIP switch module, a control module and a loading module. The power source provides a source voltage. The first voltage stepping-down module reduces the source voltage's voltage level and correspondingly generates a first buck voltage. The second voltage stepping-down module reduces the first buck voltage's voltage level to generate a second buck voltage. The DIP switch module generates a maximal current indicating signal according to the second bulk voltage. The control module generates a PWM signal based on the second buck voltage and the maximal current indicating signal. The constant current driving module generates a drive current according to the first buck voltage and the PWM signal, and drives the loading module using the drive current.

Light emitting diode driving circuit

The lighting apparatus includes a driver circuit and a lighting system. The driver circuit includes a signal receiver module, a signal processing module and a signal execution module. The signal receiver module is configured to receive a parameter signal of a coding device. The signal processing module is connected to the signal receiver module. The signal processing module is configured to convert the parameter signal into a PWM signal. The signal execution module is connected to the signal processing module. The signal execution module is also configured to convert an alternating current input power source into a direct current power source. The direct current power source is filtered based on the PWM signal. In this way, the filtered direct current power source matches a required power source of the lighting apparatus. The lighting apparatus solves low inapplicability and compatibility that occurs in the driver circuit of the convention art.

Driver circuit and lighting system for light apparatus

A light bulb apparatus has a bulb shell, LED modules, a light source plate, an inner tube and an outer cup. The light source plate has a substrate plate. The substrate plate and the inner tube are made of heat dissipation material like metal material. There is a pressing portion of a lateral side of the substrate plate pressing against an inner side of the inner tube part and there is a spacing portion of the lateral side of the substrate plate not engaging the inner side of the inner tube. The outer cup part has top part and a bottom part. The inner cup is placed inside the top part of the outer cup and pressing against the outer cup.

Light bulb apparatus with heat dissipation and isolation

A self-adaptive illuminating device includes an illuminating unit, a sampling module, a sampling transformation module, a control module and a power transformation module. The sampling module samples at least one electrical property of the illuminating unit to generate a first feedback signal in response to a test signal. The sampling transformation module filters out noises off the first feedback signal for generating a second feedback signal. The control module generates an operation signal that carries at least one operational parameter of the illuminating unit in response to the second feedback signal. The power transformation module generates a drive voltage corresponding to an input voltage and the operation signal. The power transformation module drives the illuminating unit using the drive voltage.

Self-adaptive illuminating device

A LED driver circuit includes a first voltage drop module, a constant current driving module, a second voltage drop module, a DIP switch module, an auxiliary winding module, a control module and a loading module. The loading module is driven by converting a direct current voltage. The converted direct current voltage is additionally bucked to generate an optimized voltage that powers the DIP switch module and the control module. The DIP switch module selects a level of a predetermined current and in turn outputs an electrical signal to the control module. Therefore, the control module outputs a corresponding pulse signal for regulating a current passing through the loading module. Meanwhile, the control module calculates a required voltage level for driving. And the control module compares the required voltage level with an actual voltage value output by the auxiliary winding module and then determines the working status of the loading module.

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Xiamen, China

Liping Lin