> Quick answer: Genuinely smart solar lamps are distinguished by their adaptive, context-aware control systems that dynamically adjust light output based on motion patterns, energy availability, and environmental conditions [3][8][19][25], rather than simple binary on/off triggers.
The distinction between genuinely smart motion behavior and basic on/off triggering in solar lamps lies not in the mere presence of a PIR sensor or adaptive lighting but in the integration of dynamic, context-aware control logic. While foundational patents like US20040169145A1 and US20060125624A1 describe PIR sensors used to trigger lights upon motion detection and then turn them off after a fixed timeout period [1][4], these systems exhibit only rudimentary intelligence—relying on predetermined durations that fail to adapt to user behavior or environmental context [4].
Basic On/Off Triggering
Foundational patents like US20040169145A1 and US20060125624A1 describe PIR sensors used for basic on/off triggering. These systems turn lights on when motion is detected and off after a fixed timeout period [1][4]. However, they rely on predetermined durations that do not adapt to user behavior or environmental context [4].
Limitations of Basic Systems
One major limitation of these rudimentary systems is their inability to maintain lighting when a person remains in the monitored area without sufficient movement. For instance, if someone stands still for an extended period, the lights may turn off prematurely due to insufficient IR radiation change or lack of movement [4][11]. This issue highlights the need for more advanced motion control.
Adaptive Dimming Control Systems
In contrast, patents such as US20190003693A1 and CN116261239A introduce adaptive dimming control systems that go beyond simple on/off logic. These systems use time-interval analysis and solar panel signal sampling to modulate light output dynamically [3][19].
Dynamic Light Output Adjustments
These advanced systems adjust lighting intensity based on motion patterns and ambient conditions, rather than relying solely on fixed timers. For example, US20190003693A describes a system that uses a processor to analyze average light levels over time intervals, enabling dimming that responds to usage patterns [3]. Similarly, CN116261239A proposes an adaptive time-sharing dimming control system that samples solar panel signals to determine optimal dimming schedules [19].
Mechanical Repositioning Systems
US9629220B2 and related patents introduce a level of mechanical and sensor integration that enables truly intelligent motion response. These systems feature rotatable, electromechanically pivotal light panels that can reposition in response to detected motion [8][15].
Active Reorientation
This is not just passive dimming or turning off but an active reorientation of the light beam toward the source of motion, effectively „following” the user. The system can be programmed with factory defaults and augmented through user reprogramming, indicating a degree of customization and intelligence [8][15].
Integration and Adaptation
The true distinction between genuinely smart solar lamps and basic systems lies in their ability to learn, adapt, and act dynamically based on real-time data such as battery state, ambient light, and motion patterns. For instance, US20170055324A1 describes a system that adjusts light output intelligently based on user behavior rather than fixed intervals [14].
Energy Efficiency and Smart Control
Even in systems designed for energy efficiency, the smartest behavior emerges from intelligent control. Systems like CN209762915U use a server to manage light output, implying centralized intelligence and data-driven decision-making [12]. This ensures that the system can coordinate across multiple devices and adapt based on networked data.
Real-World Performance and Reliability
Despite these advancements, critical gaps remain. Patents do not specify how these systems distinguish between different types of motion or minimize false positives. Additionally, while some patents mention dual-technology sensors to reduce false alarms [1], they do not detail how such systems are trained or calibrated to differentiate between human and non-human motion.
Long-Term Reliability
Another gap is the lack of data on real-world performance and long-term reliability in harsh environments. While US9629220B2 mentions thermal control for all weather conditions [8], it does not specify how temperature affects sensor accuracy or dimming algorithms.
Comparison Table: Basic vs Advanced Systems
| Feature | Basic On/Off Triggering | Adaptive Control Systems |
|––––––––|––––––––––––––––|–––––––––––––––––-|
| Motion Detection | Simple PIR sensors | Advanced adaptive dimming control |
| Light Output Adjustments | Fixed timers | Dynamic based on usage patterns and ambient conditions [3][19] |
| Customization | Limited | User reprogramming and customization options [8][15] |
Key Takeaways
- Genuine smart motion behavior in solar lamps involves adaptive, context-aware control systems that dynamically adjust light output.
- Advanced patents integrate processors, real-time sampling, and mechanical repositioning to create responsive, intelligent lighting systems.
- Basic on/off triggering relies on fixed timers and lacks the adaptability of advanced systems.
References
- [1] US20040169145A1_-_PIR_motion_sensor_-_Google_Patents__fc6ec8aa — patent
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# PIR motion sensor Source: Blog/Web URL: https://patents.google.com/patent/US20040169145A1/en Author: Date: 2003-06-20 US20040169145A1 – PIR motion sensor – Google Patents PIR motion sensor Download PDFInfo – Publication number – US20040169145A1 US20040169145A1 US10/600,314 US60031403A US2004169145A1 US 20040169145 A1 US20040169145 A1 US 20040169145A1 US 60031403 A US60031403 A US 60031403A US 2004169145 A1 US2004169145 A1 US 2004169145A1 – Authority – US – United States – Prior art keywords – detector – elements – detectors – sensor – signals – 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 Images Classifications – – G—PHYSICS – G08—SIGNALLING – G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS – G08B29/00—Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation – G08B29/18—Prevention or correction of operating errors – G08B29/183—Single detectors using dual technologies – – G—PHYSICS – G08—SIGNALLING – G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS – G08B13/00—Burglar, theft or intruder alarms – G08B13/18—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiati
- [3] US20190003693A1_-_Adaptive_controlled_dimming_-_Google_Patents__53064425 — patent
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# Adaptive controlled dimming Source: Blog/Web URL: https://patents.google.com/patent/US20190003693A1/en Author: Date: 2017-07-14 US20190003693A1 – Adaptive controlled dimming – Google Patents Adaptive controlled dimming Download PDFInfo – Publication number – US20190003693A1 US20190003693A1 US15/650,560 US201715650560A US2019003693A1 US 20190003693 A1 US20190003693 A1 US 20190003693A1 US 201715650560 A US201715650560 A US 201715650560A US 2019003693 A1 US2019003693 A1 US 2019003693A1 – Authority – US – United States – Prior art keywords – light – processor – interest – time interval – average – 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.) – Abandoned Links Images Classifications – – F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING – F21—LIGHTING – F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR – F21V23/00—Arrangement of electric circuit elements in or on lighting devices – F21V23/04—Arrangement of electric circuit elements in or on lighting devices the elements being switches – F21V23/0442—Arrangement of electric circuit elements in or on lighting devices the elements being switches activated by means of a sensor, e.g. motion or photodetectors – F21V23/0471—Arrangement of electric c
- [4] US20060125624A1_-_Passive_infrared_motion_sensor_-_Google_Patents__7c4b55fc — patent
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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 Definitions – This invention relates generally to lighting controls and more specifically to Passive InfraRed motion sensors for automatically controlling the lights in a room. – PIR motion sensors are used in combination with wall switches to turn on the lights in a room when a person enters, and turn the lights off at a fixed preset time duration after motion in the room is no longer detected. – a problem that exists with this system is that the lights in the room will automatically go off after a predetermined period of time after motion is last sensed, even if a person is still in the room. This can happen if the IR radiation level from the person in the room has not changed or the movement of the person is not sufficient to be registered by the sensor. – the lights in the room can go off when a person in the room is quietly working at his/her desk, or when two persons are sitting at a table
- [8] US9629220B2_-_Sensor-based_controllable_LED_lighting_system__333bafbd — patent
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with automatic light intensity adjustment for variable ambient conditions and for motion sensing security, movable light panels for variable coverage or to follow detected motion with possible real time recording of motion in the vicinity of the lights, programmability for intensity and motion control where there are factory assigned defaults that the user can augment by reprogramming various features, thermal control of light panels for all weather conditions, alarms and component failure notification, electrical interface capability for connecting to computers and control or display devices for control and reporting, and various mounting capabilities and lighting configurations. – the rotatable, movable light panels may be electromechanically pivotal. – the luminaires of the present invention may feature various enclosures for different applications. Such systems may have a variety of enclosures for different applications. – the stepper assisted intelligent lighting systems substantially departs from the conventional concepts and designs of the existing technologies, and in so doing provides an apparatus primarily developed for providing stepper motor assisted advanced intelligent lighting systems. – the light sources can be integrated in one or more electromechanically pivotal-rotatable light panels in a fixture to provide light with a wide field of coverage with advanced default, user defined, selected, and/or programmed directional and intensity settings. – the present i
- [11] US20060125624A1_-_Passive_infrared_motion_sensor_-_Google_Patents__7c4b55fc — patent
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# Passive infrared motion sensor Source: Blog/Web URL: https://patents.google.com/patent/US20060125624A1/en Author: Date: 2005-08-10 US20060125624A1 – Passive infrared motion sensor – Google Patents Passive infrared motion sensor Download PDFInfo – Publication number – US20060125624A1 US20060125624A1 US11/201,440 US20144005A US2006125624A1 US 20060125624 A1 US20060125624 A1 US 20060125624A1 US 20144005 A US20144005 A US 20144005A US 2006125624 A1 US2006125624 A1 US 2006125624A1 – Authority – US – United States – Prior art keywords – motion – timeout period – timeout – room – sensor – 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.) – Abandoned Links – 230000033001 locomotion Effects 0.000 title claims abstract description 66 – 238000000034 method Methods 0.000 claims description 11 – 230000003247 decreasing effect Effects 0.000 claims description 6 – 230000003044 adaptive effect Effects 0.000 abstract description 4 – 230000007423 decrease Effects 0.000 abstract description 3 – 230000005855 radiation Effects 0.000 description 4 – 230000008901 benefit Effects 0.000 description 3 – 238000009434 installation Methods 0.000 description 3 – 230000001351 cycling effect Effects 0.000 description 2 – 238000010586 diagram Methods 0.000 description 2 – 230000005611 electricity Effects 0.000 description 1 – 230000002028 premature Ef
- [12] CN209762915U_-_Solar_street_lamp_projection_control_system__5bb7ae98 — patent
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# A solar street lamp projection control system Source: Blog/Web URL: https://patents.google.com/patent/CN209762915U/en Author: Date: 2019-05-31 CN209762915U – A solar street lamp projection control system – Google Patents A solar street lamp projection control system Download PDFInfo – Publication number – CN209762915U CN209762915U CN201920813890.6U CN201920813890U CN209762915U CN 209762915 U CN209762915 U CN 209762915U CN 201920813890 U CN201920813890 U CN 201920813890U CN 209762915 U CN209762915 U CN 209762915U – Authority – CN – China – Prior art keywords – projection – lamp – solar – control system – server – 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.) – Expired – Fee Related Links – 238000005516 engineering process Methods 0.000 description 4 – 230000005540 biological transmission Effects 0.000 description 2 – 230000009286 beneficial effect Effects 0.000 description 1 – 230000002996 emotional effect Effects 0.000 description 1 – 238000000034 method Methods 0.000 description 1 – 238000010248 power generation Methods 0.000 description 1 Classifications – – 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
- [14] US20170055324A1_-_Apparatus_retrofit_kit_and_-_Google_Patents__f5522dda — patent
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2013/0229518, published Sep. 5, 2013; U.S. Provisional Patent Application No. 61/640,963, filed May 1, 2012; U.S. Patent Publication No. 2013/0313982, published Nov. 28, 2013; U.S. Patent Publication No. 2014/0028198, published Jan. 30, 2014; PCT Publication No. WO2014/018773, published Jan. 30, 2014; U.S. Provisional Patent Application No. 61/723,675, filed Nov. 7, 2012; U.S. – Provisional Patent Application No. 62/082,463, filed Nov. 20, 2014; U.S. Provisional Patent Application No. 62/057,419, filed Sep. 30, 2014; U.S. Provisional Patent Application No. 62/114,826, filed Feb. 11, 2015; U.S. Provisional Patent Application No. 62/137,666, filed Mar. 24, 2015 and U.S. Provisional Patent Application No. 62/208,403, filed Aug. 21, 2015 are incorporated herein by reference, in their entirety. Aspects of the implementations can be modified, if necessary, to employ systems, circuits and concepts of the various patents, applications and publications to provide yet further implementations. Landscapes – Engineering & Computer Science (AREA) – Power Engineering (AREA) – Circuit Arrangement For Electric Light Sources In General (AREA) Abstract An illumination system reduces a level of light output, and hence power consumption, at a time after turning ON a light source, and increases the level of light output at a time prior to turning OFF the light source. A control subsystem can determine when to increase the level of light based on a predicted time when the light source will be turne
- [15] US9629220B2_-_Sensor-based_controllable_LED_lighting_system__333bafbd — patent
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are factory assigned defaults that the user can augment by reprogramming various features, thermal control of light panels for all weather conditions, alarms and component failure notification, electrical interface capability for connecting to computers and control or display devices for control and reporting, and various mounting capabilities and lighting configurations. The rotatable, movable light panels may be electromechanically pivotal. The luminaires of the present invention may feature various enclosures for different applications. Such systems may have a variety of enclosures for different applications. In these respects, the stepper assisted intelligent lighting systems, according to an embodiment of the present invention substantially departs from the conventional concepts and designs of the existing technologies, and in so doing provides an apparatus primarily developed for providing stepper motor assisted advanced intelligent lighting systems. The light sources can be integrated in one or more electromechanically pivotal-rotatable light panels in a fixture to provide light with a wide field of coverage with advanced default, user defined, selected, and/or programmed directional and intensity settings. The present invention relates generally to a servo/stepper assisted lighting technology system. The servo/stepper assisted lighting technology system may be referred to throughout this disclosure in the shorthand “S.A.L.T.” without limitation. More specifically the
- [19] CN116261239A_-_Self-adaptive_time-sharing_dimming_control__905b4284 — patent
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# Adaptive time-sharing dimming control system and method based on solar panel signal sampling Source: Blog/Web URL: https://patents.google.com/patent/CN116261239A/en Author: Date: 2023-01-31 CN116261239A – Adaptive time-sharing dimming control system and method based on solar panel signal sampling – Google Patents Adaptive time-sharing dimming control system and method based on solar panel signal sampling Download PDFInfo – Publication number – CN116261239A CN116261239A CN202310046364.2A CN202310046364A CN116261239A CN 116261239 A CN116261239 A CN 116261239A CN 202310046364 A CN202310046364 A CN 202310046364A CN 116261239 A CN116261239 A CN 116261239A – Authority – CN – China – Prior art keywords – management module – solar panel – time – dimming – main control – 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.) – Pending Links Images 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 – 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 – – F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING – F21—LIGHTING – F21S—NON-PORTABLE LIG
- [25] WO2010057138A2_-_Energy-efficient_solar-powered_outdoor_lighting__593d23e6 — patent
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of energy delivery to said LEDs, wherein said management of energy delivery is adapted to turn on, turn off, dim and brighten said LEDs; at least one motion sensor connected to said pole and operatively connected to said load controller; wherein said load controller is adapted, in response to said motion sensor sensing motion near the pole when the LEDs are in a dimmed state, to increase power to said LEDs to brighten said LEDs at least while said motion is detected. Said active controller may be adapted to dim said LEDs when said at least one battery falls to a battery voltage in the range of 1 – 2 volts above a minimum safe battery voltage, said minimum safe battery voltage being a voltage below which battery damage occurs. Said solar-collector preferably is amorphous silicon (non-crystalline) photovoltaic material having an efficiency in sunshine in the range of 10 – 16 %. Said active controller system may be adapted to determine an amount to dim said LEDs, during a nighttime at least when said at least one motion sensor is not sensing motion near the pole, based on battery voltage of said at least one battery at dusk prior to said nighttime. Or, said active control system may be adapted to determine an amount to dim said LEDs, during a nighttime at least when said at least one motion sensor is not sensing motion near the pole, based on energy production in amp-hours by said solar collector panel in a previous time period comprising one or more days. Or, said active contro
# PIR motion sensor Source: Blog/Web URL: https://patents.google.com/patent/US20040169145A1/en Author: Date: 2003-06-20 US20040169145A1 – PIR motion sensor – Google Patents PIR motion sensor Download PDFInfo – Publication number – US20040169145A1 US20040169145A1 US10/600,314 US60031403A US2004169145A1 US 20040169145 A1 US20040169145 A1 US 20040169145A1 US 60031403 A US60031403 A US 60031403A US 2004169145 A1 US2004169145 A1 US 2004169145A1 – Authority – US – United States – Prior art keywords – detector – elements – detectors – sensor – signals – 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 Images Classifications – – G—PHYSICS – G08—SIGNALLING – G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS – G08B29/00—Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation – G08B29/18—Prevention or correction of operating errors – G08B29/183—Single detectors using dual technologies – – G—PHYSICS – G08—SIGNALLING – G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS – G08B13/00—Burglar, theft or intruder alarms – G08B13/18—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiati
# Adaptive controlled dimming Source: Blog/Web URL: https://patents.google.com/patent/US20190003693A1/en Author: Date: 2017-07-14 US20190003693A1 – Adaptive controlled dimming – Google Patents Adaptive controlled dimming Download PDFInfo – Publication number – US20190003693A1 US20190003693A1 US15/650,560 US201715650560A US2019003693A1 US 20190003693 A1 US20190003693 A1 US 20190003693A1 US 201715650560 A US201715650560 A US 201715650560A US 2019003693 A1 US2019003693 A1 US 2019003693A1 – Authority – US – United States – Prior art keywords – light – processor – interest – time interval – average – 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.) – Abandoned Links Images Classifications – – F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING – F21—LIGHTING – F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR – F21V23/00—Arrangement of electric circuit elements in or on lighting devices – F21V23/04—Arrangement of electric circuit elements in or on lighting devices the elements being switches – F21V23/0442—Arrangement of electric circuit elements in or on lighting devices the elements being switches activated by means of a sensor, e.g. motion or photodetectors – F21V23/0471—Arrangement of electric c
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 Definitions – This invention relates generally to lighting controls and more specifically to Passive InfraRed motion sensors for automatically controlling the lights in a room. – PIR motion sensors are used in combination with wall switches to turn on the lights in a room when a person enters, and turn the lights off at a fixed preset time duration after motion in the room is no longer detected. – a problem that exists with this system is that the lights in the room will automatically go off after a predetermined period of time after motion is last sensed, even if a person is still in the room. This can happen if the IR radiation level from the person in the room has not changed or the movement of the person is not sufficient to be registered by the sensor. – the lights in the room can go off when a person in the room is quietly working at his/her desk, or when two persons are sitting at a table
with automatic light intensity adjustment for variable ambient conditions and for motion sensing security, movable light panels for variable coverage or to follow detected motion with possible real time recording of motion in the vicinity of the lights, programmability for intensity and motion control where there are factory assigned defaults that the user can augment by reprogramming various features, thermal control of light panels for all weather conditions, alarms and component failure notification, electrical interface capability for connecting to computers and control or display devices for control and reporting, and various mounting capabilities and lighting configurations. – the rotatable, movable light panels may be electromechanically pivotal. – the luminaires of the present invention may feature various enclosures for different applications. Such systems may have a variety of enclosures for different applications. – the stepper assisted intelligent lighting systems substantially departs from the conventional concepts and designs of the existing technologies, and in so doing provides an apparatus primarily developed for providing stepper motor assisted advanced intelligent lighting systems. – the light sources can be integrated in one or more electromechanically pivotal-rotatable light panels in a fixture to provide light with a wide field of coverage with advanced default, user defined, selected, and/or programmed directional and intensity settings. – the present i
# Passive infrared motion sensor Source: Blog/Web URL: https://patents.google.com/patent/US20060125624A1/en Author: Date: 2005-08-10 US20060125624A1 – Passive infrared motion sensor – Google Patents Passive infrared motion sensor Download PDFInfo – Publication number – US20060125624A1 US20060125624A1 US11/201,440 US20144005A US2006125624A1 US 20060125624 A1 US20060125624 A1 US 20060125624A1 US 20144005 A US20144005 A US 20144005A US 2006125624 A1 US2006125624 A1 US 2006125624A1 – Authority – US – United States – Prior art keywords – motion – timeout period – timeout – room – sensor – 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.) – Abandoned Links – 230000033001 locomotion Effects 0.000 title claims abstract description 66 – 238000000034 method Methods 0.000 claims description 11 – 230000003247 decreasing effect Effects 0.000 claims description 6 – 230000003044 adaptive effect Effects 0.000 abstract description 4 – 230000007423 decrease Effects 0.000 abstract description 3 – 230000005855 radiation Effects 0.000 description 4 – 230000008901 benefit Effects 0.000 description 3 – 238000009434 installation Methods 0.000 description 3 – 230000001351 cycling effect Effects 0.000 description 2 – 238000010586 diagram Methods 0.000 description 2 – 230000005611 electricity Effects 0.000 description 1 – 230000002028 premature Ef
# A solar street lamp projection control system Source: Blog/Web URL: https://patents.google.com/patent/CN209762915U/en Author: Date: 2019-05-31 CN209762915U – A solar street lamp projection control system – Google Patents A solar street lamp projection control system Download PDFInfo – Publication number – CN209762915U CN209762915U CN201920813890.6U CN201920813890U CN209762915U CN 209762915 U CN209762915 U CN 209762915U CN 201920813890 U CN201920813890 U CN 201920813890U CN 209762915 U CN209762915 U CN 209762915U – Authority – CN – China – Prior art keywords – projection – lamp – solar – control system – server – 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.) – Expired – Fee Related Links – 238000005516 engineering process Methods 0.000 description 4 – 230000005540 biological transmission Effects 0.000 description 2 – 230000009286 beneficial effect Effects 0.000 description 1 – 230000002996 emotional effect Effects 0.000 description 1 – 238000000034 method Methods 0.000 description 1 – 238000010248 power generation Methods 0.000 description 1 Classifications – – 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
2013/0229518, published Sep. 5, 2013; U.S. Provisional Patent Application No. 61/640,963, filed May 1, 2012; U.S. Patent Publication No. 2013/0313982, published Nov. 28, 2013; U.S. Patent Publication No. 2014/0028198, published Jan. 30, 2014; PCT Publication No. WO2014/018773, published Jan. 30, 2014; U.S. Provisional Patent Application No. 61/723,675, filed Nov. 7, 2012; U.S. – Provisional Patent Application No. 62/082,463, filed Nov. 20, 2014; U.S. Provisional Patent Application No. 62/057,419, filed Sep. 30, 2014; U.S. Provisional Patent Application No. 62/114,826, filed Feb. 11, 2015; U.S. Provisional Patent Application No. 62/137,666, filed Mar. 24, 2015 and U.S. Provisional Patent Application No. 62/208,403, filed Aug. 21, 2015 are incorporated herein by reference, in their entirety. Aspects of the implementations can be modified, if necessary, to employ systems, circuits and concepts of the various patents, applications and publications to provide yet further implementations. Landscapes – Engineering & Computer Science (AREA) – Power Engineering (AREA) – Circuit Arrangement For Electric Light Sources In General (AREA) Abstract An illumination system reduces a level of light output, and hence power consumption, at a time after turning ON a light source, and increases the level of light output at a time prior to turning OFF the light source. A control subsystem can determine when to increase the level of light based on a predicted time when the light source will be turne
are factory assigned defaults that the user can augment by reprogramming various features, thermal control of light panels for all weather conditions, alarms and component failure notification, electrical interface capability for connecting to computers and control or display devices for control and reporting, and various mounting capabilities and lighting configurations. The rotatable, movable light panels may be electromechanically pivotal. The luminaires of the present invention may feature various enclosures for different applications. Such systems may have a variety of enclosures for different applications. In these respects, the stepper assisted intelligent lighting systems, according to an embodiment of the present invention substantially departs from the conventional concepts and designs of the existing technologies, and in so doing provides an apparatus primarily developed for providing stepper motor assisted advanced intelligent lighting systems. The light sources can be integrated in one or more electromechanically pivotal-rotatable light panels in a fixture to provide light with a wide field of coverage with advanced default, user defined, selected, and/or programmed directional and intensity settings. The present invention relates generally to a servo/stepper assisted lighting technology system. The servo/stepper assisted lighting technology system may be referred to throughout this disclosure in the shorthand “S.A.L.T.” without limitation. More specifically the
# Adaptive time-sharing dimming control system and method based on solar panel signal sampling Source: Blog/Web URL: https://patents.google.com/patent/CN116261239A/en Author: Date: 2023-01-31 CN116261239A – Adaptive time-sharing dimming control system and method based on solar panel signal sampling – Google Patents Adaptive time-sharing dimming control system and method based on solar panel signal sampling Download PDFInfo – Publication number – CN116261239A CN116261239A CN202310046364.2A CN202310046364A CN116261239A CN 116261239 A CN116261239 A CN 116261239A CN 202310046364 A CN202310046364 A CN 202310046364A CN 116261239 A CN116261239 A CN 116261239A – Authority – CN – China – Prior art keywords – management module – solar panel – time – dimming – main control – 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.) – Pending Links Images 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 – 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 – – F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING – F21—LIGHTING – F21S—NON-PORTABLE LIG
of energy delivery to said LEDs, wherein said management of energy delivery is adapted to turn on, turn off, dim and brighten said LEDs; at least one motion sensor connected to said pole and operatively connected to said load controller; wherein said load controller is adapted, in response to said motion sensor sensing motion near the pole when the LEDs are in a dimmed state, to increase power to said LEDs to brighten said LEDs at least while said motion is detected. Said active controller may be adapted to dim said LEDs when said at least one battery falls to a battery voltage in the range of 1 – 2 volts above a minimum safe battery voltage, said minimum safe battery voltage being a voltage below which battery damage occurs. Said solar-collector preferably is amorphous silicon (non-crystalline) photovoltaic material having an efficiency in sunshine in the range of 10 – 16 %. Said active controller system may be adapted to determine an amount to dim said LEDs, during a nighttime at least when said at least one motion sensor is not sensing motion near the pole, based on battery voltage of said at least one battery at dusk prior to said nighttime. Or, said active control system may be adapted to determine an amount to dim said LEDs, during a nighttime at least when said at least one motion sensor is not sensing motion near the pole, based on energy production in amp-hours by said solar collector panel in a previous time period comprising one or more days. Or, said active contro