CN108337770A - A kind of desk lamp control system and its control method - Google Patents
A kind of desk lamp control system and its control method Download PDFInfo
- Publication number
- CN108337770A CN108337770A CN201810015092.9A CN201810015092A CN108337770A CN 108337770 A CN108337770 A CN 108337770A CN 201810015092 A CN201810015092 A CN 201810015092A CN 108337770 A CN108337770 A CN 108337770A
- Authority
- CN
- China
- Prior art keywords
- desk lamp
- room
- human body
- coordinate
- control system
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 22
- 238000001514 detection method Methods 0.000 claims abstract description 26
- 230000004913 activation Effects 0.000 claims description 3
- 239000011324 bead Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000002618 waking effect Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003760 hair shine Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
Classifications
-
- 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
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/30—Driver circuits
- H05B45/37—Converter circuits
-
- 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
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/10—Controlling the intensity of the light
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- 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
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
Landscapes
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The present invention relates to a kind of desk lamp control system and its control methods, a kind of desk lamp control system and its control method include human detection module, high-definition camera module, controller, system judges the main positions of user in the room by human detection module, judge whether be moved through in user's certain time by high-definition camera module, if user is to carry out movement to stimulate user to carry out judging whether user is in sleep state, closing of the processor in operation desk lamp by adjustable desk lamp LED in certain time.
Description
Technical field
The invention belongs to field of intelligent control technology, more particularly to a kind of desk lamp control system and its control method.
Background technology
Desk lamp is the common household electrical appliance for being used for illuminating in people's life, commonly used in bending over one's desk working for night.LED desk lamp
Light source usually collectively constituted by multiple LED lamp beads, when user leaves the illumination range of desk lamp, that is, user is not
When using LED desk lamp, all LED lamp beads, which are all lighted, will cause energy waste, and also some people custom, which shines light, to sleep, when
Desk lamp has not been needed when in sleep state, but desk lamp is also working, cause the reduction of desk lamp service life and the energy
Waste.
Chinese patent CN201210345055.7 provides intelligent desk lamp control method, by the working time and judges desk lamp week
Enclose whether someone is turned on and off desk lamp, but in actual conditions many people enter sleep to forget to close due to too tired lamp
Close desk lamp, such situation system can not just solve, so when inventing a kind of desk lamp of intelligent decision demand very it is necessary to
's.
Invention content
Present invention aims at a kind of desk lamp control system of offer and its control methods.
A kind of desk lamp control system and its control method, include the following steps,
Step 1：Desk lamp is opened, activation system, obtains the time, and the period is to skip to step 2 at night；
Step 2：Detect room whether someone, detect that someone then skips to step 3, someone be not detected and then skips to step 4；
Step 3：Start camera and obtains coordinate residing for human body head in room（X,Y）, preserve to processor and skip to step
Five；
Step 4：Whether human body signal is detected in room, in detection time T if human body letter is not detected in time T inner room
Number step 11 is then skipped to, step 3 is skipped to if detecting human body signal in time T inner room;
Step 5：Start the human body detection device at the head of a bed, detects within the scope of bed whether detect human body signal, if detecting people
Body signal then skips to step 6, modulation step seven if human body signal is not detected；
Step 6：A human body head coordinate is obtained every time T1（X1,Y1）, calculate the absolute difference of coordinate twice | X1-
X | with | Y1-Y |, wherein（X1,Y1）Value assigns（X,Y）, judging two absolute differences, wherein whether there are one be more than institute above
Set predetermined threshold value, if two coordinate differences be more than predetermined threshold value if repeat step 6, if two coordinate differences be less than it is default
Determine threshold value and then skip to step 8, step 4 is skipped to if it can not obtain human body head coordinate；
Step 7：A human body head coordinate is obtained every time T1（X1,Y1）, calculate the absolute difference of coordinate twice | X1-
X | with | Y1-Y |, wherein（X1,Y1）Value assigns（X,Y）, judging two absolute differences, wherein whether there are one be more than institute above
Set predetermined threshold value, if two coordinate differences be more than predetermined threshold value if repeat step 7, if two coordinate differences be less than it is default
Determine threshold value and then skip to step 9, step 4 is skipped to if it can not obtain human body head coordinate；
Step 8：Processor reduces a desk lamp LED10% voltage duty cycle every the T2 times, judges voltage duty cycle at 10%
Whether reset key has triggering before, and step 10 is skipped to if having triggering between 10%, if not there is triggering reset key to skip to
Step 11；
Step 9：Processor reduces a desk lamp LED10% voltage duty cycle every the T3 times, judges voltage duty cycle at 10%
Whether reset key has triggering before, and step 10 is skipped to if having triggering between 10%, if not there is triggering reset key to skip to
Step 11；
Step 10：Processor adjustable desk lamp LED voltage duty ratio is to 100% and skips to step 1；
Step 11：Desk lamp is closed, step 1 is skipped to after waiting for desk lamp to open.
Wherein, desk lamp connects clock module, and for judging residing period on whether non-daytime or night, detected value is sent out
It send to processor.
Wherein, two human body detection devices, an entire room range of detection, another detection room are placed in room
Range residing for bed.
Wherein, it is placed there are two high-definition camera in room, be individually positioned in room highest point two are diagonal, for examining
Coordinate value residing for the interior people of measuring room, and it is sent to processor.
Wherein, the non-10min ~ 30min of the detection range of time T.
Wherein,（X1,Y1）With（X,Y）Absolute value differences given threshold be 1 ~ 5.
Wherein, the non-5min ~ 10min of the detection range of time T1.
Wherein, the setting value of time T2 is 3min.
Wherein, the value set by time T3 is 5min.
Wherein, system is for one-man in single room or room.
Advantageous effect：
The present invention is according to user's specific location in the room, and is identified and judged in the head of processor by high-definition camera shooting
Whether user is moved excessively within a certain period of time, energy saving to a certain extent to judge whether to need to close desk lamp.
Description of the drawings
Fig. 1 is the flow chart of a kind of desk lamp control system of the present invention and its control method.
Fig. 2 is the structure chart of a kind of desk lamp control system of the present invention and its control method.
Specific implementation mode
As shown in Figs. 1-2, a kind of desk lamp control system and its control method include human detection module, high-definition camera mould
Block, controller, system judge the main positions of user in the room by human detection module, are judged by high-definition camera module
Whether be moved through in user's certain time, if in certain time user be carry out it is mobile by adjustable desk lamp LED stimulate user into
Row judges whether user is in sleep state, a kind of closing desk lamp control system and its controlling party of the processor in operation desk lamp
Method includes the following steps,
Step 1：Desk lamp is opened, activation system, obtains the time, and the period is to skip to step 2 at night；
Step 2：Detect room whether someone, detect that someone then skips to step 3, someone be not detected and then skips to step 4；
Step 3：Start camera and obtains coordinate residing for human body head in room（X,Y）, preserve to processor and skip to step
Five；
Step 4：Whether human body signal is detected in room, in detection time T if human body letter is not detected in time T inner room
Number step 11 is then skipped to, step 3 is skipped to if detecting human body signal in time T inner room;
Step 5：Start the human body detection device at the head of a bed, detects within the scope of bed whether detect human body signal, if detecting people
Body signal then skips to step 6, modulation step seven if human body signal is not detected；
Step 6：A human body head coordinate is obtained every time T1（X1,Y1）, calculate the absolute difference of coordinate twice | X1-
X | with | Y1-Y |, wherein（X1,Y1）Value assigns（X,Y）, judging two absolute differences, wherein whether there are one be more than institute above
Set predetermined threshold value, if two coordinate differences be more than predetermined threshold value if repeat step 6, if two coordinate differences be less than it is default
Determine threshold value and then skip to step 8, step 4 is skipped to if it can not obtain human body head coordinate；
Step 7：A human body head coordinate is obtained every time T1（X1,Y1）, calculate the absolute difference of coordinate twice | X1-
X | with | Y1-Y |, wherein（X1,Y1）Value assigns（X,Y）, judging two absolute differences, wherein whether there are one be more than institute above
Set predetermined threshold value, if two coordinate differences be more than predetermined threshold value if repeat step 7, if two coordinate differences be less than it is default
Determine threshold value and then skip to step 9, step 4 is skipped to if it can not obtain human body head coordinate；
Step 8：Processor reduces a desk lamp LED10% voltage duty cycle every the T2 times, judges voltage duty cycle at 10%
Whether reset key has triggering before, and step 10 is skipped to if having triggering between 10%, if not there is triggering reset key to skip to
Step 11；
Step 9：Processor reduces a desk lamp LED10% voltage duty cycle every the T3 times, judges voltage duty cycle at 10%
Whether reset key has triggering before, and step 10 is skipped to if having triggering between 10%, if not there is triggering reset key to skip to
Step 11；
Step 10：Processor adjustable desk lamp LED voltage duty ratio is to 100% and skips to step 1；
Step 11：Desk lamp is closed, step 1 is skipped to after waiting for desk lamp to open.
Desk lamp connects clock module, and for judging residing period on whether non-daytime or night, detected value is sent to
Processor, is placed with two human body detection devices in room, an entire room range of detection, residing for another detection room bed
Range, place there are two high-definition camera in room, be individually positioned in room highest point two are diagonal, for detecting room
Coordinate value residing for interior people, and it is sent to processor.
Non- 10min ~ the 30min of detection range of time T,（X1,Y1）With（X,Y）Absolute value differences given threshold be 1 ~ 5.
Non- 5min ~ the 10min of detection range of time T1.The setting value of time T2 is 3min, and the value set by time T3 is 5min, system
For one-man in single room or room.
The specific embodiment of system is：When desk lamp is opened, system obtains the time signal of clock module automatically, when judging this
Between section be evening when, for the first time detect room in whether presence of people, if nobody presence, give a period
Judge whether someone comes in the time, which is usually set to 10 minutes to 30 minutes or so, if detecting room
Someone opens two, room high-definition camera, room images shooting is sent to processor, processor is known by digital processing
Others' head, and calculate the coordinate points residing for head（X, y）, start the human body detection device at the head of a bed, judge that user is
In bed or outside bed, if user is in bed with five minutes to a head coordinate is very obtained, judge that head is sat twice
If target difference judges that user is in waking state, if difference if difference judges user just during exercise 5 or more
Judge that user may be for sleep state at 5 times one, at this moment processor control desk lamp lowered a desk lamp voltage with every 3 minutes and accounts for
Empty ratio, if user presses reset key, desk lamp luminance recovery original state, system detectio user's head before duty ratio drops to 0
Coordinate simultaneously judged, is set out not yet reset key if dropping to 0, and system closes desk lamp, waits for the unlatching next time of desk lamp, when
When on user's no longer bed, system obtained a head coordinate with five minutes to ten minutes, judged the difference of head coordinate twice
Value, if if difference judges user just during exercise 5 or more, judges that user is in waking state, if difference is under 5
One judges that user may be for sleep state, and at this moment processor control desk lamp lowered a desk lamp voltage duty cycle with every 3 minutes,
If user presses reset key before duty ratio drops to 0, desk lamp luminance recovery original state, system detectio user's head coordinate is simultaneously
Judged, set out not yet reset key if dropping to 0, system closes desk lamp, waits for the unlatching next time of desk lamp.
Claims (10)
1. a kind of desk lamp control system and its control method, include the following steps,
Step 1：Desk lamp is opened, activation system, obtains the time, and the period is to skip to step 2 at night；
Step 2：Detect room whether someone, detect that someone then skips to step 3, someone be not detected and then skips to step 4；
Step 3：Start camera and obtains coordinate residing for human body head in room（X,Y）, preserve to processor and skip to step
Five；
Step 4：Whether human body signal is detected in room, in detection time T if human body letter is not detected in time T inner room
Number step 11 is then skipped to, step 3 is skipped to if detecting human body signal in time T inner room;
Step 5：Start the human body detection device at the head of a bed, detects within the scope of bed whether detect human body signal, if detecting people
Body signal then skips to step 6, modulation step seven if human body signal is not detected；
Step 6：A human body head coordinate is obtained every time T1（X1,Y1）, calculate the absolute difference of coordinate twice | X1-
X | with | Y1-Y |, wherein（X1,Y1）Value assigns（X,Y）, judging two absolute differences, wherein whether there are one be more than institute above
Set predetermined threshold value, if two coordinate differences be more than predetermined threshold value if repeat step 6, if two coordinate differences be less than it is default
Determine threshold value and then skip to step 8, step 4 is skipped to if it can not obtain human body head coordinate；
Step 7：A human body head coordinate is obtained every time T1（X1,Y1）, calculate the absolute difference of coordinate twice | X1-
X | with | Y1-Y |, wherein（X1,Y1）Value assigns（X,Y）, judging two absolute differences, wherein whether there are one be more than institute above
Set predetermined threshold value, if two coordinate differences be more than predetermined threshold value if repeat step 7, if two coordinate differences be less than it is default
Determine threshold value and then skip to step 9, step 4 is skipped to if it can not obtain human body head coordinate；
Step 8：Processor reduces a desk lamp LED10% voltage duty cycle every the T2 times, judges voltage duty cycle at 10%
Whether reset key has triggering before, and step 10 is skipped to if having triggering between 10%, if not there is triggering reset key to skip to
Step 11；
Step 9：Processor reduces a desk lamp LED10% voltage duty cycle every the T3 times, judges voltage duty cycle at 10%
Whether reset key has triggering before, and step 10 is skipped to if having triggering between 10%, if not there is triggering reset key to skip to
Step 11；
Step 10：Processor adjustable desk lamp LED voltage duty ratio is to 100% and skips to step 1；
Step 11：Desk lamp is closed, step 1 is skipped to after waiting for desk lamp to open.
2. a kind of desk lamp control system according to claim 1 and its control method, which is characterized in that according to step institute
It states, desk lamp connects clock module, and for judging residing period on whether non-daytime or night, detected value is sent to processing
Device.
3. a kind of desk lamp control system as described in claim 1 and its control method, which is characterized in that according to step 2 and step
Two human body detection devices, an entire room range of detection, another detection room bed institute are placed with described in rapid five, in room
The range at place.
4. a kind of desk lamp control system as described in claim 1 and its control method, which is characterized in that according to step 3
It is placed there are two high-definition camera in room, be individually positioned in room highest point two are diagonal, for detecting people institute in room
The coordinate value at place, and it is sent to processor.
5. a kind of desk lamp control system as described in claim 1 and its control method, which is characterized in that according to step 4 institute
It states, the non-10min ~ 30min of detection range of time T.
6. a kind of desk lamp control system as described in claim 1 and its control method, which is characterized in that according to step 6
Wherein（X1,Y1）With（X,Y）Absolute value differences given threshold be 1 ~ 5.
7. a kind of desk lamp control system as described in claim 1 and its control method, which is characterized in that according to step 6 and step
Described in rapid seven, the non-5min ~ 10min of detection range of time T1.
8. a kind of desk lamp control system as described in claim 1 and its control method, which is characterized in that according to step 8 institute
It states, the setting value of time T2 is 3min.
9. a kind of desk lamp control system as described in claim 1 and its control method, which is characterized in that according to step 9 institute
It states, the value set by time T3 is 5min.
10. a kind of desk lamp control system as described in claim 1 and its control method, which is characterized in that system is used for one
One-man in room or room.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810015092.9A CN108337770B (en) | 2018-01-08 | 2018-01-08 | Control method of desk lamp control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810015092.9A CN108337770B (en) | 2018-01-08 | 2018-01-08 | Control method of desk lamp control system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108337770A true CN108337770A (en) | 2018-07-27 |
| CN108337770B CN108337770B (en) | 2020-10-23 |
Family
ID=62924015
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810015092.9A Active CN108337770B (en) | 2018-01-08 | 2018-01-08 | Control method of desk lamp control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108337770B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109152167A (en) * | 2018-08-16 | 2019-01-04 | 厦门盈趣科技股份有限公司 | A kind of lamp light control method and system |
| CN111654956A (en) * | 2020-05-12 | 2020-09-11 | 惠州拓邦电气技术有限公司 | Control method and device of sleep lamp, sleep lamp and storage medium |
| CN113515052A (en) * | 2021-03-26 | 2021-10-19 | 青岛海尔空调器有限总公司 | Method and device for lighting control in smart home system, air conditioner and system |
| CN113597072A (en) * | 2021-08-23 | 2021-11-02 | 成都世纪光合作用科技有限公司 | Lamp control method and device and electronic equipment |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104869696A (en) * | 2015-03-31 | 2015-08-26 | 繁昌县博通电子商务有限公司 | Intelligent energy-saving household illuminating lamp |
| WO2016145059A1 (en) * | 2015-03-09 | 2016-09-15 | Circadian Zirclight Inc. | Systems and methods for controlling environmental illumination |
| CN106455210A (en) * | 2016-10-09 | 2017-02-22 | 浙江凯耀照明股份有限公司 | Indoor illuminance intelligent adjustment apparatus and control method |
-
2018
- 2018-01-08 CN CN201810015092.9A patent/CN108337770B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016145059A1 (en) * | 2015-03-09 | 2016-09-15 | Circadian Zirclight Inc. | Systems and methods for controlling environmental illumination |
| CN104869696A (en) * | 2015-03-31 | 2015-08-26 | 繁昌县博通电子商务有限公司 | Intelligent energy-saving household illuminating lamp |
| CN106455210A (en) * | 2016-10-09 | 2017-02-22 | 浙江凯耀照明股份有限公司 | Indoor illuminance intelligent adjustment apparatus and control method |
Non-Patent Citations (2)
| Title |
|---|
| ELHADDAD, AIM等: "USER PREFERENCES IN INDOOR LED LIGHTING", 《CIE CENTENARY CONFERENCE ON TOWARDS A NEW CENTURY OF LIGHT》 * |
| 黄 帆，杨贤昭，陈 洋: "基于Android的智能可调光LED灯节能控制", 《高技术通讯》 * |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109152167A (en) * | 2018-08-16 | 2019-01-04 | 厦门盈趣科技股份有限公司 | A kind of lamp light control method and system |
| CN109152167B (en) * | 2018-08-16 | 2020-07-24 | 厦门盈趣科技股份有限公司 | Light control method and system |
| CN111654956A (en) * | 2020-05-12 | 2020-09-11 | 惠州拓邦电气技术有限公司 | Control method and device of sleep lamp, sleep lamp and storage medium |
| CN111654956B (en) * | 2020-05-12 | 2023-03-24 | 惠州拓邦电气技术有限公司 | Control method and device of sleep lamp, sleep lamp and storage medium |
| CN113515052A (en) * | 2021-03-26 | 2021-10-19 | 青岛海尔空调器有限总公司 | Method and device for lighting control in smart home system, air conditioner and system |
| CN113597072A (en) * | 2021-08-23 | 2021-11-02 | 成都世纪光合作用科技有限公司 | Lamp control method and device and electronic equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108337770B (en) | 2020-10-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108337770A (en) | A kind of desk lamp control system and its control method | |
| CN104470058B (en) | A kind of control method of subregion lighting energy-saving switch control system | |
| CN105228313B (en) | Illumination control method and relevant device | |
| CN104869696A (en) | Intelligent energy-saving household illuminating lamp | |
| CN101711079B (en) | Classroom illumination wireless detection and control device and method | |
| CN101400201A (en) | Light source control device and method | |
| CN108287499A (en) | A kind of intelligent electrical appliance control and system | |
| CN103940037A (en) | Control method and device of air conditioner display screen | |
| CN105407605B (en) | A kind of remote controler and its instruction lamp control method, device | |
| CN108495410A (en) | A kind of residence stairs Intelligent partition lighting energy saving control system and control method | |
| CN105972751A (en) | Air conditioner and display panel brightness control method thereof | |
| CN107197567A (en) | Room lighting intelligence control system | |
| CN110769553A (en) | Self-adaptive intelligent lighting control method based on pedestrian behavior mode | |
| CN109819564A (en) | Room light brightness self-adaption regulation system | |
| CN102595743A (en) | Light-control lamp and control method thereof | |
| CN102303799A (en) | Elevator lighting self-adaptive turn-on system | |
| CN208079478U (en) | Intelligent energy-saving illuminating system based on zigbee network | |
| CN210781434U (en) | Automatic induction lighting device | |
| CN106919107A (en) | Bathroom room prompt system and method | |
| CN105307341A (en) | Automation control device used for corridor lamps | |
| CN108347816A (en) | A kind of park lighting control system | |
| CN105627264B (en) | Device and method for controlling brightness of bulb | |
| CN211090088U (en) | Energy-saving self-adjusting lighting device | |
| CN103968504B (en) | Loading equipment control method and system | |
| CN105342327B (en) | A kind of intelligent curtain system for taking into account ventilation and shaded effect |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20200922 Address after: No. 25 305, heshunjiayuan community, Jingyang Town, Jingde County, Xuancheng City, Anhui Province Applicant after: Xuancheng HENGCHUANG Technology Co.,Ltd. Address before: Nanning City, the Guangxi Zhuang Autonomous Region Road, Qingxiu District Xinghu 530000 two No. 7 unit 3 room D1, Pearl Lake Applicant before: NANNING HAOFA SCIENCE & TECHNOLOGY Co.,Ltd. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231110 Address after: No. 1201 and 1202, 12th Floor, Building 1, No. 17 Dianchang Road, Zhongyuan District, Zhengzhou City, Henan Province, 450007 Patentee after: Henan bojiao Electronic Technology Co.,Ltd. Address before: 242699 305, No.25, heshunjiayuan community, Jingyang Town, Jingde County, Xuancheng City, Anhui Province Patentee before: Xuancheng HENGCHUANG Technology Co.,Ltd. |