CN106604451A - Illumination system of cockpit of sea helicopter - Google Patents

Illumination system of cockpit of sea helicopter Download PDF

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Publication number
CN106604451A
CN106604451A CN201611086019.8A CN201611086019A CN106604451A CN 106604451 A CN106604451 A CN 106604451A CN 201611086019 A CN201611086019 A CN 201611086019A CN 106604451 A CN106604451 A CN 106604451A
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CN
China
Prior art keywords
light
illumination
guide plate
sensor
control
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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
Application number
CN201611086019.8A
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Chinese (zh)
Inventor
唐敏
肖向辉
何敏
陈丹昱
张栋
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China Helicopter Research and Development Institute
Original Assignee
China Helicopter Research and Development Institute
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by China Helicopter Research and Development Institute filed Critical China Helicopter Research and Development Institute
Priority to CN201611086019.8A priority Critical patent/CN106604451A/en
Publication of CN106604451A publication Critical patent/CN106604451A/en
Pending legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00Circuit arrangements for operating light-emitting diodes [LED]
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
    • Y02B20/30Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]

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  • Circuit Arrangement For Electric Light Sources In General (AREA)

Abstract

The invention provides an illumination system of a cockpit of a sea helicopter. The system comprises an illumination control box, a light guide plate, a control panel, a flight control computer, a display and illuminating lamps in the helicopter. Design of the cockpit is improved aimed at the special environment at sea, a spectral interval most comfortable for the human eyes is an interval between blue white light and warm white light, an illumination mode in which blue white light and night vision green coexist is used, a proper light source can be selected manually in a task execution state and other non task execution states, and the man-machine efficiency is improved greatly. A reasonable illumination light environment and unified specifications of electric components enable a pilot to reduce the error rate of state and position discrimination greatly, and using requirements of the pilot can be met better. The system can be applied to illumination design of cockpits of other helicopters.

Description

A kind of overwater helicopter flight deck lighting system
Technical field
The invention belongs to helicopter electrical design field, and in particular to a kind of overwater helicopter flight deck lighting system.
Background technology
Built-in lighting be provide the illumination of control information operation for pilot, under the ambient lighting in cabin and emergency rating Floor light.It is broadly divided into driving cabin key lighting, local lighting and floodlighting.Conventional helicopter built-in lighting design, It is to disperse the light modulation of driving cabin key lighting using the brilliance control box of left and right instrument board, center console and top console Configuration is controlled, and it is also to be distributed across in electrical switchboard to drive ceiling light controlling switch, main cabin ceiling light controlling switch. Such design finished product quantity is more, and weight is big, and wiring is complicated, operating difficulties.
The content of the invention
The invention provides a kind of overwater helicopter flight deck lighting system, including built-in lighting control box, light guide plate, control Panel processed, flight control computer, display and illuminating lamp, wherein,
Arbitrary character of the light guide plate is at least arranged in parallel the LED strip connection circuit of the green A of two-way night vision and all the way indigo plant is white The LED strip connection circuit of light;
Built-in lighting control box, including filtering surge unit, power source drive unit and cpu control units;Wherein, it is described Drive module exports the power supply that the supply voltage after filtered surge unit filtering is converted to 20V to each area's light guide plate, described Cpu control units are used for each device brightness signal in receiver;
Control panel, is integrated with some operating keys, for control signal at least include high light voltage analog signal and Light illumination mode selects discrete switch signal;
Flight control computer, for receiving display brightness signal.
Preferably, arbitrary paths of LEDs series circuit includes at least four LEDs and a resistance.
In such scheme preferably, the luminance signal is obtained by light sensor.
In such scheme preferably, the control device on the instrument board or on center console include display and Light guide plate, wherein, the high illumination sensor that the display is carried by itself obtains luminance signal, the light guide plate the week side of boss cloth It is equipped with low-light (level) sensor.
In such scheme preferably, the light sensor of the control device of top console is sensed using low-light (level) Device, is arranged in the centre position of the control device.
The present invention improves and improves the design of driving cabin, human eye spectral regions the most comfortable for marine particular surroundings Between to be blue white light interval to warm white, now using blue white light and the green light illumination mode for coexisting of night vision so that in the task of execution and non- Task status is performed, the suitable light source of the selection that able person is substantially increases ergonomic.In addition rational Lighting Luminous Environment, The unified specification of electric components makes pilot substantially reduce the state of helicopter, the error rate of position judgment, preferably full The use requirement of sufficient pilot.The technology is applied also on other helicopter cockpit Lighting Designs.
Description of the drawings
Fig. 1 be a preferred embodiment of overwater helicopter flight deck lighting system of the present invention built-in lighting control box with Miscellaneous equipment Electricity Federation relation schematic diagram.
Fig. 2 is the light guide plate circuit diagram of embodiment illustrated in fig. 1 of the present invention.
Fig. 3 is the LED distribution schematic diagrams of embodiment illustrated in fig. 1 of the present invention.
Fig. 4 is the sensor placement schematic diagram of embodiment illustrated in fig. 1 of the present invention.
Fig. 5 is the display process schematic with an automatic light meter of embodiment illustrated in fig. 1 of the present invention.
Fig. 6 is the light guide plate process schematic with an automatic light meter of embodiment illustrated in fig. 1 of the present invention.
Specific embodiment
To make purpose, technical scheme and the advantage of present invention enforcement clearer, below in conjunction with the embodiment of the present invention Accompanying drawing, the technical scheme in the embodiment of the present invention is further described in more detail.In the accompanying drawings, identical from start to finish or class As label represent same or similar element or the element with same or like function.Described embodiment is the present invention A part of embodiment, rather than the embodiment of whole.It is exemplary below with reference to the embodiment of Description of Drawings, it is intended to use It is of the invention in explaining, and be not considered as limiting the invention.Based on the embodiment in the present invention, ordinary skill people The every other embodiment that member is obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.Under Face combines accompanying drawing and embodiments of the invention is described in detail.
In describing the invention, it is to be understood that term " " center ", " longitudinal direction ", " horizontal ", "front", "rear", The orientation or position relationship of the instruction such as "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outward " is based on accompanying drawing institute The orientation for showing or position relationship, are for only for ease of the description present invention and simplify description, rather than indicate or imply the dress of indication Put or element with specific orientation, with specific azimuth configuration and operation, therefore it is not intended that must be protected to the present invention The restriction of scope.
A) conventional helicopter cockpit illuminator can only meet the requirement that night viewing compatible performs task, appoint in non-executing The color of business state pilot's Long-Time Service night viewing compatible, vision is easily tired.Using flight deck lighting integrated technique, increase The use that night execution task is worn under lll night vision mirror can either be met after dual-mode illumination, non-executing task is disclosure satisfy that again Under the conditions of long boat when the use flown, significant increase ergonomic;
B) drive in illuminator in conventional helicopter, it is guide-lighting when ambient light is continually changing the brightness for causing display When plate character is excessively bright or excessively dark, pilot frequently can only manually adjust brightness, and extra increase manipulates burden and security risk.Using Flight deck lighting integrated technique, after increasing automatic dimming function, can automatically adapt to ambient light conditions change, in good time, in right amount certainly It is dynamic to adjust driving cabin intraoral illumination system brightness, meet the visual demand of pilot's information observation, mitigate pilot's burden;
C) pilot's perception is improved, by the unification of the electric components such as switch, potentiometer, band switch, button specification, Improve operability.
Overwater helicopter flight deck lighting system of the present invention, as shown in figure 1, including built-in lighting control box, light guide plate, control Panel processed, flight control computer, display and illuminating lamp, wherein,
Arbitrary character of the light guide plate is at least arranged in parallel the LED strip connection circuit of the green A of two-way night vision and all the way indigo plant is white The LED strip connection circuit of light;
Built-in lighting control box, including filtering surge unit, power source drive unit and cpu control units;Wherein, it is described Drive module exports the power supply that the supply voltage after filtered surge unit filtering is converted to 20V to each area's light guide plate, described Cpu control units are used for each device brightness signal in receiver;
Control panel, is integrated with some operating keys, for control signal at least include high light voltage analog signal and Light illumination mode selects discrete switch signal;
Flight control computer, for receiving display brightness signal.
In the present embodiment, arbitrary paths of LEDs series circuit includes at least four LEDs and a resistance.
The luminance signal is obtained by light sensor;Control device bag on the instrument board or on center console Display and light guide plate are included, wherein, the high illumination sensor that the display is carried by itself obtains luminance signal, described to lead Tabula rasa the week side of boss is disposed with low-light (level) sensor;The light sensor of the control device of top console adopts low-light (level) sensor, It is arranged in the centre position of the control device.
Below the present invention program is described further with specific embodiment.
Flight deck lighting integrated technique mainly includes dual-mode illumination, with an automatic light meter, electric components unified specification etc.. Introduce individually below:
Dual-mode illumination
A) color determines:At present light guide plate color selecting mainly has ruddiness, white light, blue white light, four kinds of night viewing compatible color. Though the dark adaptation of ruddiness is better than white light, white light interpretation is better than ruddiness under low-light level.And the colour temperature of blue white light In the range of 2700K to 3200K.Equivalent to 30 minutes to 1 hour photochromic after sunrise, preferably, identification colour code compares white light to comfortableness Favorably, interpretation effect is better than white light.Thus lighting source is changed to " night vision by " the green A of the night vision " color for meeting night viewing compatible in the past Green A " and " blue white light ".
B) circuit theory:In the past light guide plate only had the green A lighting circuits of night vision, and 1 resistant series is added as 1 using 4 LED Road, then multi-channel parallel, constitutes lighting circuit.Double mode light guide plate increased blue white-light illuminating circuit, blue white-light illuminating circuit Same to add 1 resistant series as 1 tunnel using four LED, then multi-channel parallel, constitutes lighting circuit.Light guide plate electricity after change Road figure is as shown in Figure 2.In light source arrangement, the LED of the green A of monotype illumination at least 2 night visions of 1 character provides illumination, really Protect when a certain paths of LEDs breaks down, character still is able to be illuminated.The green A of each at least 2 night visions of 1 character of dual-mode illumination There is provided illumination with the LED of blue white light, it is ensured that light guide plate under any one light illumination mode, when a certain paths of LEDs breaks down, character It still is able to be illuminated, has accomplished Redundancy Design.LED distribution schematic diagrams are as shown in Figure 3 after change.Light guide plate after change is by 2 Control line (single power main track and negative wire) is changed to 3 control lines (2 power supply main tracks and negative wire)
C) control mode principle:The core component that double optical illumination are controlled is built-in lighting control box.Built-in lighting control box Using it is normal and it is emergent supply power with double circuit, the power supply is after after filtering surge unit filtering is stable as electric power driving module Working power, is then exported the power supply that supply voltage is converted to 20V to each region light guide plate by drive module, to realize leading The power supply of tabula rasa.And the high light voltage analog signal in the instrument board on control panel/console region, light illumination mode select discrete Switching signal is used to realize that " blue white light " and " night vision is green " double light source light illumination mode switchings and brightness are adjusted manually.Control after change Mode circuit theory processed is as shown in Figure 3.
The leading indicator of dual-mode illumination is as follows:
A) mains lighting supply is 9VDC~20VDC, and by built-in lighting its brightness of illumination consecutive variations is controlled;
B) color:The LED illumination of the green A of night vision and blue white light.
C) brightness:When voltage is (20 ± 0.1) VDC, index intensity should be 1.7cd/m2~5.1cd/m2;Work as supply voltage For (11 ± 0.1) VDC when, index intensity should be 0.1cd/m2~0.4cd/m2;
D) brightness retention value:≥0.5cd/m2.
In the present embodiment, realize that needs with an automatic light meter are installed optical sensor, responsible detection and driven at the corresponding position in each region Sail luminous environment change in cabin.In driving cabin luminous environment control system, system acquisition to sensor output voltage, according to sensor Characteristic curve can just learn ambient light illumination on sensor photosensitive face, so as to realize light sensor to its photosurface environment The accurate detection of illuminance.But when helicopter is navigated by water, due to the change of ambient light, each region is usually non-homogeneous in driving cabin Luminous environment, is accurately to detect each region luminaire glazing environmental change, it is desirable to instrument panel area, center console region, The sensor of correct amount is arranged in top console region, it is ensured that the brightness value of light sensor detection can accurately reflect each area The luminous environment change in domain.Lighting network control in driving cabin is divided into full illumination according to its requirement of light regulation difference need to be dimmed and low-light (level) need Two kind equipments are dimmed, wherein display needs lighting network control, light guide plate to need lighting network control for low-light (level) for full illumination.Thus sensor Including high illumination sensor and low-light (level) sensor.In order to according to the requirement for not only meeting requirement of light regulation but also can make rational use of resources,
It should be noted that the sensor of above-mentioned arrangement correct amount, such as high including 5 low-light (level) sensors and 7 Illuminance transducer, concrete sensor arrangement is as follows:
Control device includes display (arrangement high illumination sensor) and light guide plate (arrangement low-light (level) sensing on instrument board Device), need to arrange high illumination, low-light (level) sensor.The high illumination sensor that high illumination sensor is carried using display itself, Low-light (level) sensor is installed in the instrument board left and right sides according to marginalisation principle.As shown in figure 4, three display difference To be arranged on the multifunction display on both sides, and a middle ginseng display is arranged on, it is high by marginalisation principle arrangement six Illuminance transducer A~F.
It is understood that being additionally provided with backup flight displays in the upper right corner for sending out ginseng display, signal is passively received, Sensor need not be designed.
Control device includes display and light guide plate on center console, needs to arrange high illumination, low-light (level) sensor.It is high The high illumination sensor that illuminance transducer is carried using display itself, low-light (level) sensor according to edge diagonalization principle, 2 low-light (level) light sensors are installed.As shown in figure 4, center console is the mechanism between two handles, it is mainly by keyboard The Multi-Function Keyboard constituted with display screen, display screen is the part for showing the function of keyboard, such as confirming button, is cancelled Button etc. is corresponding to show explanation, and the part is provided with a high illumination sensor G, and remaining is low by marginalisation principle arrangement six Illuminance transducer H~K.
Control device only has light guide plate on the console of top, it is only necessary to arrange low-light (level) sensor L, sensor arrangement is in control The centre position of control equipment, with reference to Fig. 4.
It should be noted that the sensor is light sensor.The leading indicator of each sensor:
A) rated operational voltage:
Low-light (level) light sensor:15VDC;
High illumination light sensor:±15VDC;
B) output voltage:
Low-light (level) light sensor:0V~5.3V;
High illumination light sensor:0V~5.3V;
C) environment light collection:
Low-light (level) light sensor:0~200Lx;
High illumination light sensor:200Lx~100000Lx.
In the present embodiment, light guide plate process with an automatic light meter is as shown in Figure 5.When built-in lighting control switching plate is placed in " automatic " Under state, flight deck lighting luminous environment control system enters automatic mode." night vision green/blue white light " on built-in lighting control panel Signal, determines that light guide plate is to be operated in blue white light or NVI S night vision modes.Built-in lighting control box collection low-light (level) sensor electricity Pressure, obtains driving cabin ring of light environment information.Led according to illuminance information searching light guide plate indigo plant white light/NVIS auto brightness curves Tabula rasa needs the brightness value for arranging, with reference to the light guide plate luminance of " instrument board/console " optical encoder on built-in lighting control panel The each region light guide plate of fine adjustment signal lookup curve with an automatic light meter obtains light guide plate to be needed to export brightness with an automatic light meter, and controls power supply The output of driver element, realizes automatically controlling for light guide plate luminance.
It should be noted that
In the present embodiment, display process with an automatic light meter is as shown in Figure 6.First, the CPU controls in built-in lighting control box " daytime/automatically/night " switching signal on unit query display device.It is simultaneously logical from integrated treatment computer by dissection process Multifunction display, the high illumination sensor signal of Multi-Function Keyboard that ARINC429 bus transfers come are crossed, is shown from ginseng is sent out The high illumination sensor signal for sending out ginseng display that device is come by RS-422 bus transfers, in conjunction with the collection of low-light (level) sensor Illuminance information, collected, search each display curve with an automatic light meter and obtain display auto brightness gear, by bus Luminance signal with an automatic light meter is sent into each display, realizes that display brightness is automatically controlled.Brightness increase and decrease on each display is pressed Bond energy is enough to be finely adjusted to brightness with an automatic light meter.
In the present embodiment, the electric components in driving cabin on control device are broadly divided into operating switch, pressing by function Switch, band switch, potentiometer, optical encoder, signal lamp, knob etc..
By compressing switch:Pressing switched resistive load in driving cabin on control device is more than 1A.
Band switch:Band switch in driving cabin on control device is according to conversion angle, load, the number of plies and knife number Difference chosen or designed.
Other equipment includes potentiometer, optical encoder, signal lamp.
For knob:Knob in driving cabin on control device can be with reference to the operation format of knob respective devices and man-machine Effect, knob profile is divided into 3 classes, individual layer band switch knob, multilayer band switch knob, step-less adjustment knob.
For the whole flight deck lighting integrated technique of complete survey rationally whether, whether illuminating effect relaxes the present embodiment It is suitable, also set up 1 simulator cockpit environment.In this simulator cockpit environment, 1 is needed:1 simulator cockpit framework (contains mould Intend optical characteristics glass hatchcover), it is all light modulation and luminaire, all the sensors.There is provided various specific for simulator cockpit Emulation experiment environment, such as daytime, night, dusk, dawn, wear cloud environment.
Key point of the present invention:
A) determination of dual-mode illumination color
B) determination of curve with an automatic light meter
C) determination of sensor arrangement position
D) design with an automatic light meter and checking.
This technology improves and improves the design of driving cabin, human eye spectral regions the most comfortable for marine particular surroundings Between to be blue white light interval to warm white, now using blue white light and the green light illumination mode for coexisting of night vision so that in the task of execution and non- Task status is performed, the suitable light source of the selection that able person is substantially increases ergonomic.In addition rational Lighting Luminous Environment, The unified specification of electric components makes pilot substantially reduce the state of helicopter, the error rate of position judgment, preferably full The use requirement of sufficient pilot.The technology is applied also on other helicopter cockpit Lighting Designs.
It is last it is to be noted that:Above example only to illustrate technical scheme, rather than a limitation.To the greatest extent Pipe has been described in detail with reference to the foregoing embodiments to the present invention, it will be understood by those within the art that:It is still Technical scheme described in foregoing embodiments can be modified, or equivalent is carried out to which part technical characteristic and replaced Change;And these modifications or replacement, do not make the essence of the essence disengaging various embodiments of the present invention technical scheme of appropriate technical solution God and scope.

Claims (5)

1. a kind of overwater helicopter flight deck lighting system, it is characterised in that including built-in lighting control box, light guide plate, control Panel, flight control computer, display and illuminating lamp, wherein,
Arbitrary character of the light guide plate is at least arranged in parallel the LED strip connection circuit of two-way night vision green A and all the way indigo plant white light LED strip joins circuit;
Built-in lighting control box, including filtering surge unit, power source drive unit and cpu control units;Wherein, the driving Module exports the power supply that the supply voltage after filtered surge unit filtering is converted to 20V to each area's light guide plate, the cpu controls Unit processed is used for each device brightness signal in receiver;
Control panel, is integrated with some operating keys, and the signal for control at least includes high light voltage analog signal and illumination Model selection discrete switch signal;
Flight control computer, for receiving display brightness signal.
2. overwater helicopter flight deck lighting system as claimed in claim 1, it is characterised in that arbitrary paths of LEDs series connection Circuit includes at least four LEDs and a resistance.
3. overwater helicopter flight deck lighting system as claimed in claim 1, it is characterised in that the luminance signal passes through light Dependent sensor is obtained.
4. overwater helicopter flight deck lighting system as claimed in claim 3, it is characterised in that on the instrument board or central authorities Control device on console includes display and light guide plate, wherein, the high illumination that the display is carried by itself is photosensitive Sensor obtains luminance signal, and the light guide plate the week side of boss is disposed with low-light (level) light sensor.
5. overwater helicopter flight deck lighting system as claimed in claim 3, it is characterised in that the control of top console sets Standby light sensor adopts low-light (level) light sensor, is arranged in the centre position of the control device.
CN201611086019.8A 2016-11-30 2016-11-30 Illumination system of cockpit of sea helicopter Pending CN106604451A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201611086019.8A CN106604451A (en) 2016-11-30 2016-11-30 Illumination system of cockpit of sea helicopter

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Application Number Priority Date Filing Date Title
CN201611086019.8A CN106604451A (en) 2016-11-30 2016-11-30 Illumination system of cockpit of sea helicopter

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CN106604451A true CN106604451A (en) 2017-04-26

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112235914A (en) * 2020-10-16 2021-01-15 中国直升机设计研究所 Display control circuit with lamp for cabin switch plate

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110273316A1 (en) * 2008-09-02 2011-11-10 Thales Method for synchronizing the display parameters of screens in an aircraft cockpit
CN102331710A (en) * 2010-05-03 2012-01-25 空中客车运营简化股份公司 The control panel that is used for aircraft
CN103002640A (en) * 2012-11-15 2013-03-27 上海航空电器有限公司 Method for determining ambient illuminance in automatic aviation cockpit dimming system
CN203249130U (en) * 2012-12-26 2013-10-23 上海航空电器有限公司 New type dual-modeled panel light with night-viewing compatibility

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110273316A1 (en) * 2008-09-02 2011-11-10 Thales Method for synchronizing the display parameters of screens in an aircraft cockpit
CN102331710A (en) * 2010-05-03 2012-01-25 空中客车运营简化股份公司 The control panel that is used for aircraft
CN103002640A (en) * 2012-11-15 2013-03-27 上海航空电器有限公司 Method for determining ambient illuminance in automatic aviation cockpit dimming system
CN203249130U (en) * 2012-12-26 2013-10-23 上海航空电器有限公司 New type dual-modeled panel light with night-viewing compatibility

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112235914A (en) * 2020-10-16 2021-01-15 中国直升机设计研究所 Display control circuit with lamp for cabin switch plate
CN112235914B (en) * 2020-10-16 2022-06-21 中国直升机设计研究所 Display control circuit with lamp for cabin switch plate

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