CN-121547905-B - Self-adaptive light effect control method for high-power LED lamp beads

CN121547905BCN 121547905 BCN121547905 BCN 121547905BCN-121547905-B

Abstract

The invention discloses a high-power LED lamp bead self-adaptive light effect control method, which relates to the technical field of LED lamp light effect control and comprises the following steps of collecting blink frequency sample data of a user when the user reads under an LED lamp, collecting adjustment conditions of brightness and color temperature of the LED lamp by the user to obtain brightness and color temperature adjustment data, obtaining blink frequency threshold information corresponding to the adjustment conditions of the brightness and the color temperature by the user, obtaining optimal brightness and the optimal color temperature of the user to obtain self-adaptive light effect data, and carrying out self-adaptive control on the brightness and the color temperature of the LED lamp according to the blink frequency threshold information and the self-adaptive light effect data.

Inventors

XUE DANLIN
XUE DANRONG
WANG WENRONG

Assignees

深圳迪亚士照明科技有限公司

Dates

Publication Date: 20260508
Application Date: 20260119

Claims (9)

1. The self-adaptive light effect control method for the high-power LED lamp beads is characterized by comprising the following steps of: When a user reads under the LED lamp, collecting blink frequency of the user to obtain blink frequency sample data, and collecting brightness and color temperature adjustment conditions of the user on the LED lamp to obtain brightness and color temperature adjustment data; Based on the blink frequency sample data and the brightness color temperature adjustment data, the blink frequency corresponding to the user when adjusting the brightness and the color temperature is obtained, and blink frequency threshold information is obtained; based on the brightness and color temperature adjustment data, obtaining the optimal brightness and the optimal color temperature of a user, and obtaining self-adaptive light efficiency data; According to the blink frequency threshold information and the self-adaptive light effect data, carrying out self-adaptive control on the brightness and the color temperature of the LED lamp; according to the blink frequency threshold information and the self-adaptive light effect data, the self-adaptive control of the brightness and the color temperature of the LED lamp comprises the following sub-steps: When a user starts the under-lamp reading behavior, and after the under-lamp reading behavior lasts for a period of T2, the blink frequency of the user is continuously collected periodically according to T1; the method comprises the steps of obtaining the adjustment of brightness and color temperature to be performed, obtaining a corresponding blink frequency threshold value according to blink frequency threshold value information, and obtaining corresponding optimal brightness and optimal color temperature according to self-adaptive light efficiency data; when the blink frequency acquired continuously for k6 times is not greater than the corresponding blink frequency threshold, adjusting the brightness and the color temperature of the first LED lamp to be the corresponding optimal brightness and the optimal color temperature respectively, and repeatedly adjusting in the reading behavior under the lamp, wherein k6 is the set number.
2. The method for controlling the self-adaptive light effect of the high-power LED lamp bead according to claim 1, wherein when a user reads under the LED lamp, collecting blink frequency of the user to obtain blink frequency sample data, and collecting adjustment conditions of the user on the brightness and the color temperature of the LED lamp to obtain brightness color temperature adjustment data, comprises the following sub-steps: Recording any lighting lamp consisting of high-power LED lamp beads as a first LED lamp, recording the luminous flux of the first LED lamp as the brightness of the first LED lamp, and setting the sampling period as T1; and when the user starts the under-lamp reading action, periodically and continuously collecting blink frequency of the user according to T1, and recording as blink frequency sample information.
3. The method for controlling the self-adaptive light effect of the high-power LED lamp bead according to claim 2, wherein when a user reads under the LED lamp, collecting blink frequency of the user to obtain blink frequency sample data, and collecting adjustment conditions of the user on the brightness and the color temperature of the LED lamp to obtain brightness color temperature adjustment data, further comprises the following sub-steps: After the reading behavior under the lamp lasts for the duration of T2, recording the time of adjusting the brightness and the color temperature of the first LED lamp for the 1 st time by a user, recording the adjustment time of the 1 st time, recording the brightness and the color temperature of the first LED lamp after the 1 st time adjustment, recording the brightness and the color temperature information of the 1 st time, and repeatedly collecting the adjustment time and the brightness and the color temperature information of each time, recording the brightness and the color temperature adjustment information, wherein T2 is the set duration; And repeatedly collecting blink frequency sample information and brightness color temperature adjustment information of the reading behaviors under the lamps for a plurality of times to respectively obtain blink frequency sample data and brightness color temperature adjustment data.
4. The method for adaptively controlling the light efficiency of a high-power LED lamp bead according to claim 3, wherein obtaining blink frequency threshold information based on blink frequency sample data and luminance color temperature adjustment data corresponding to blink frequencies when a user adjusts luminance and color temperature comprises the following sub-steps: recording reading behaviors under the lamp at any time as a first behavior, and acquiring blink frequency acquired k1 times before the 1 st adjustment moment of the first behavior, and recording the blink frequency as a1 st frequency sample of the first behavior, wherein k1 is the set number; And repeatedly acquiring the 1 st frequency sample of each reading action under the lamp according to the blink frequency sample data and the brightness color temperature adjustment data to obtain frequency sample data corresponding to the 1 st adjustment, and repeatedly acquiring frequency sample data corresponding to each adjustment.
5. The method for adaptively controlling the light efficiency of a high power LED lamp bead according to claim 4, wherein the step of obtaining blink frequency threshold information by obtaining blink frequency corresponding to the adjustment of the brightness and the color temperature of the user based on blink frequency sample data and brightness color temperature adjustment data, further comprises the sub-steps of: Grouping blink frequencies in the first frequency collection according to the affiliated reading behaviors under the lamps to obtain a plurality of blink frequency groups; The method comprises the steps of recording any one blink frequency group as a first frequency group, obtaining the mode FM in the first frequency group, recording blink frequencies in the first frequency group which are in [ FM-1, FM+1] as consistency frequencies, obtaining the quantity ratio of the consistency frequencies in the first frequency group, and recording the quantity ratio as a consistency index of the first frequency group; and repeatedly acquiring the consistency indexes of all the blink frequency groups, and recording the blink frequency groups with the consistency indexes larger than k2 as effective frequency groups, wherein k2 is a set proportion.
6. The method for adaptively controlling the light efficiency of a high power LED lamp bead according to claim 5, wherein the step of obtaining blink frequency threshold information by obtaining blink frequency corresponding to the adjustment of the luminance and the color temperature of the user based on blink frequency sample data and luminance color temperature adjustment data, further comprises the sub-steps of: if the first frequency group is an effective frequency group, marking the mode FM as a corresponding critical frequency, and acquiring the frequency FG of the mode FM in the first frequency group, and marking the frequency FG as a corresponding weight frequency; Repeatedly acquiring critical frequencies of each effective frequency group, arranging the critical frequencies in a sequence from small to large, marking the critical frequencies as a critical frequency sequence, and marking any critical frequency as RMi, wherein i represents a position sequence number in the critical frequency sequence; counting critical frequencies in the critical frequency sequence, which are positioned in the critical frequency sequence of (RMi-k 3, RMi+k3), and calculating the sum of the weight times of all the adjacent critical frequencies to be recorded as the critical density of RMi, repeatedly obtaining the critical density of each critical frequency, wherein k3 is a set difference value; And obtaining the critical frequency with the maximum critical density, recording the lower limit of the corresponding adjacent frequency range as the threshold value of the blink frequency corresponding to the 1 st adjustment, and repeatedly obtaining the threshold value of the blink frequency corresponding to each adjustment to obtain the threshold value information of the blink frequency.
7. The method for adaptively controlling the light efficiency of a high power LED lamp bead according to claim 6, wherein the obtaining the adaptive light efficiency data by obtaining the optimal brightness and the optimal color temperature of the user based on the brightness color temperature adjustment data comprises the following sub-steps: acquiring the 1 st brightness and color temperature information of the first behavior, and repeatedly acquiring the 1 st brightness and color temperature information of each reading behavior under the lamp, acquiring the 1 st brightness and color temperature data corresponding to the 1 st adjustment, and repeatedly acquiring the brightness and color temperature data corresponding to each adjustment; And classifying the brightness and color temperature data corresponding to the 1 st adjustment according to brightness and color temperature, and respectively marking the brightness and color temperature data as a first brightness integrated set and a first color temperature integrated set.
8. The method for adaptively controlling the light efficiency of a high power LED lamp bead according to claim 7, wherein the obtaining the adaptive light efficiency data by obtaining the optimal brightness and the optimal color temperature of the user based on the brightness color temperature adjustment data further comprises the sub-steps of: The abnormal brightness and the abnormal color temperature in the first brightness collection and the first color temperature collection are respectively screened according to the 3 sigma principle, the color temperature or brightness corresponding to each abnormal brightness or abnormal color temperature is also marked as abnormal color temperature or brightness, all abnormal brightness or abnormal color temperature are removed, a second brightness collection and a second color temperature collection are respectively obtained, and the abnormal brightness or abnormal color temperature collection and the abnormal color temperature collection are combined according to the affiliated reading behaviors under the lamps and recorded as the brightness color temperature collection; setting up a plane rectangular coordinate system by taking brightness as an x-axis and color temperature as a y-axis, and marking the plane rectangular coordinate system as a brightness color temperature coordinate system, taking brightness and color temperature corresponding to the brightness color temperature collection as coordinate points in the brightness color temperature coordinate system, and marking any one coordinate point as a first coordinate point (AX, AY); Setting the brightness field as +/-k 4, setting the color temperature field as +/-k 5, marking a rectangular area formed by taking a first coordinate point as a center, x=AX +/-k 4 and y=AY +/-k 5 as a coordinate neighborhood of the first coordinate point, counting the number of the coordinate points in the coordinate neighborhood, and marking the number of the coordinate points as a neighborhood point NA of the first coordinate point, wherein k4 is the set brightness size, and k5 is the set color temperature size.
9. The method for adaptively controlling the light efficiency of a high-power LED lamp bead according to claim 8, wherein the obtaining the adaptive light efficiency data by obtaining the optimal brightness and the optimal color temperature of the user based on the brightness color temperature adjustment data further comprises the sub-steps of: Acquiring the number of coordinate points overlapped with the first coordinate point, marking the number as HA, calculating the preferential density of the HA+NA, marking the preferential density of the first coordinate point, repeatedly acquiring the preferential density of all the coordinate points, and marking the coordinate neighborhood of the coordinate point with the largest preferential density as a core neighborhood; recording any coordinate point in the core neighborhood as a second coordinate point (BX, BY), recording the preference density of the second coordinate point as BP, and calculating the sum HP of the preference densities of all the coordinate points in the core neighborhood; calculating BP x BX/HP and BP x BY/HP, and recording the calculated BP x BX/HP and BP x BY/HP as weighted brightness and weighted color temperature of the second coordinate point in sequence respectively; And repeatedly obtaining the optimal brightness and the optimal color temperature corresponding to each adjustment to obtain the self-adaptive light effect data.

Description

Self-adaptive light effect control method for high-power LED lamp beads Technical Field The invention relates to the technical field of LED lamp light effect control, in particular to a high-power LED lamp bead self-adaptive light effect control method. Background The LED light efficiency control technology is a comprehensive technical system which is used for accurately and dynamically regulating and controlling the light efficiency core parameters of an LED light source through the synergistic effect of hardware driving, sensor monitoring and algorithm optimization so as to adapt to different scene demands, improve visual comfort and realize an energy-saving target, and the core is a core support which is used for changing the working current, spectrum combination or luminous angle of an LED, further quantitatively controlling the light output characteristic, is different from simple switch control and is used for realizing intelligent and personalized illumination of the LED. When the light efficiency of the LED lamp for reading is adaptively controlled, the existing LED light efficiency control technology monitors the ambient light intensity, then adjusts the brightness and the color temperature of the LED lamp according to the ambient light intensity, so that the brightness and the color temperature of a reading area of a user are maintained at a fixed value, then after the user reads for a long time, fatigue characteristics such as continuous contraction and tension of ciliary muscles, too fast tear evaporation, reduced retinal photosensitivity and the like can occur to eyes of the user, the tolerance degree and the demand of light can be changed, the fixed brightness and the color temperature adjusted according to the ambient light intensity cannot be adapted to the change, for example, after the user continuously reads for 1 hour, eyes are in a tension state, pupils can be slightly amplified due to fatigue, the light inlet quantity is increased, at the moment, the same fixed brightness of the reading area can bring stronger glare sense light glare, the user needs to focus the sight more laboriously, so that the discomfort such as acid swelling, dryness and the like can be caused, for example, in the patent application with the publication number CN118945927A, the LED lamp energy-saving control method and the system are disclosed, the scheme is that the brightness of adjusting the environment light intensity can not be adjusted, so that the brightness of the illumination area can not be maintained at a fixed level for a certain time, the LED lamp can not be accurately controlled according to the demand of the current LED lamp for reading, and the LED light efficiency can not be adaptively controlled according to the time, and the demand of the LED lamp can not be adaptively changed, and the light efficiency can be adaptively controlled for the time, and the user can read, and the time can be adjusted according to the time, and the demand can be adjusted to the time required dynamically and the time required for the time can be adjusted. Disclosure of Invention The invention aims to solve at least one of the technical problems in the prior art to a certain extent, and solves the problems that when the user reads under the LED lamp, the conventional LED lamp light efficiency control technology cannot accurately acquire the requirements of the user on the brightness and the color temperature in long-time reading and perform self-adaptive control according to the change of the blink frequency of the user when the conventional LED lamp light efficiency control technology performs self-adaptive control on the light efficiency of the LED lamp for reading. In order to achieve the above purpose, the application provides a high-power LED lamp bead self-adaptive light effect control method, which comprises the following steps: When a user reads under the LED lamp, collecting blink frequency of the user to obtain blink frequency sample data, and collecting brightness and color temperature adjustment conditions of the user on the LED lamp to obtain brightness and color temperature adjustment data; Based on the blink frequency sample data and the brightness color temperature adjustment data, the blink frequency corresponding to the user when adjusting the brightness and the color temperature is obtained, and blink frequency threshold information is obtained; Based on blink frequency threshold information and brightness color temperature adjustment data, obtaining optimal brightness and optimal color temperature of a user, and obtaining self-adaptive light efficiency data; And carrying out self-adaptive control on the brightness and the color temperature of the LED lamp according to the blink frequency threshold information and the self-adaptive light effect data. Further, when a user reads under the LED lamp, collecting blink frequency of the user to obtain blink frequency sample data, and collecting brightness an