CN208296199U - Air conditioner and integrated form air-conditioner controller - Google Patents
Air conditioner and integrated form air-conditioner controller Download PDFInfo
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- CN208296199U CN208296199U CN201820918458.9U CN201820918458U CN208296199U CN 208296199 U CN208296199 U CN 208296199U CN 201820918458 U CN201820918458 U CN 201820918458U CN 208296199 U CN208296199 U CN 208296199U
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Abstract
The utility model discloses a kind of air conditioners and integrated form air-conditioner controller, wherein controller includes: substrate；Rectifier bridge on substrate is set；The PFC pfc circuit for being arranged on substrate and being connected with rectifier bridge；The compressor drive circuit that compressor is driven on substrate is set；The fan drive circuit that blower is driven on substrate is set；The compressor control chip of compressor drive circuit is driven, compressor control chip is arranged on substrate and is connected with compressor drive circuit；And the air-blower control chip of driving fan drive circuit, air-blower control chip are arranged on substrate and are connected with fan drive circuit.Thus, integrated form air-conditioner controller by by rectifier bridge, Active PFC pfc circuit, compressor drive circuit, fan drive circuit, compressor control chip and air-blower control integrated chip on the same substrate, realize it is highly integrated automatically controlled, reduce air-conditioner controller volume, reduce cost.
Description
Technical field
The utility model relates to electronic control technology field, in particular to a kind of integrated form air-conditioner controller and a kind of air-conditioning
Device.
Background technique
Currently, electric-controlled plate mainly includes rectifier bridge, PFC (Power Factor Correction, function outside convertible frequency air-conditioner room
Rate factor correcting) switch, compressor IPM (Intelligent Power Module, intelligent power module), blower IPM this four
Kind power device.These four power devices outside the convertible frequency air-conditioner room of the relevant technologies on electric-controlled plate are mounted on using respective contact pin type
On pcb board, concentration heat dissipation then is carried out with same module radiator (fin).But it is respectively used by above-mentioned four kinds of power devices
Contact pin type is mounted on the mounting means on pcb board, and the volume that will lead to electric-controlled plate outside convertible frequency air-conditioner room is larger, and due to regardless of
Contact pin installation cost is higher.
Utility model content
The utility model is intended to solve one of the technical problem in above-mentioned technology at least to a certain extent.For this purpose, this reality
It is to propose a kind of integrated form air-conditioner controller with a novel purpose, by the way that rectifier bridge, Active PFC PFC is electric
Road, compressor drive circuit, fan drive circuit, compressor control chip and air-blower control integrated chip on the same substrate,
Realize it is highly integrated automatically controlled, reduce air-conditioner controller volume, reduce cost.Second purpose of the utility model is to propose one kind
Air conditioner.
In order to achieve the above objectives, the integrated form air-conditioner controller that the utility model first aspect proposes includes: substrate；Setting
Rectifier bridge on the substrate；The PFC pfc circuit for being arranged on the substrate and being connected with rectifier bridge,
Wherein, the pfc circuit includes PFC switching tube and PFC diode；The compressor that compressor is driven on the substrate is set
Driving circuit, wherein the compressor drive circuit includes the first to the 6th switching tube and switchs with described first to the 6th
First to the 6th fast recovery diode of pipe parallel connection；The fan drive circuit that blower is driven on the substrate, institute are set
Stating fan drive circuit includes first to the 6th inverse leading IGBT (Insulated Gate Bipolar Transistor, insulated gate
Bipolar junction transistor)；The compressor control chip of the compressor drive circuit is driven, the compressor control chip setting exists
It is connected on the substrate and with the compressor drive circuit；And the air-blower control core of the driving fan drive circuit
Piece, the air-blower control chip are arranged on the substrate and are connected with the fan drive circuit.
Integrated form air-conditioner controller according to the present utility model, by by rectifier bridge, Active PFC pfc circuit, pressure
Contracting drive circuit, fan drive circuit, compressor control chip and air-blower control integrated chip on the same substrate, are realized high
Integrate it is automatically controlled, reduce air-conditioner controller volume, reduce cost.
In addition, can also have following additional technology according to the utility model integrated form air-conditioner controller set forth above
Feature:
In some instances, the integrated form air-conditioner controller further include: microcontroller, the microcontroller setting exist
On the substrate, and the microcontroller is connected with the compressor control chip and controller of fan.
In some instances, the PFC switching tube includes SiC MOSFET (Metal Oxide Semiconductor
Field Effect Transistor, metal oxide semiconductor field effect tube), the HEMT of SiC IGBT or GaN material
(High Electron Mobility Transistor, high electron mobility transistor) device, PFC diode are Si material
Device processed.
In some instances, the described first to the 6th switching tube includes SiC MOSFET, SiC IGBT or GaN material
HEMT device, the described first to the 6th fast recovery diode are Si material device.
In some instances, the described first to the 6th inverse IGBT that leads is Si material device.
In some instances, the rectifier bridge, the pfc circuit, the compressor drive circuit, blower driving electricity
It is connected by plain conductor with metal jumper between road, the compressor control chip and the air-blower control chip.
In some instances, the integrated form air-conditioner controller is DIP encapsulation.
In some instances, the bottom of the substrate is exposed except DIP encapsulation.
In some instances, the rectifier bridge, the pfc circuit, the compressor drive circuit and fan drive circuit
In device be bare chip, the compressor control chip and the air-blower control chip are tube core.
In order to achieve the above objectives, the utility model second aspect proposes a kind of air conditioner comprising above-mentioned integrated form is empty
Adjust controller.
According to the utility model proposes air conditioner, using above-mentioned integrated form air-conditioner controller, by by rectifier bridge, power
Factor correction pfc circuit, compressor drive circuit, fan drive circuit, compressor control chip and air-blower control integrated chip
On the same substrate, realization is highly integrated automatically controlled, reduces air-conditioner controller volume, reduces cost.
The additional aspect of the utility model and advantage will be set forth in part in the description, partially will be from following description
In become obvious, or recognized by the practice of the utility model.
Detailed description of the invention
The utility model is above-mentioned and/or additional aspect and advantage from the following description of the accompanying drawings of embodiments will
Become obvious and be readily appreciated that, wherein
Fig. 1 is the block diagram according to the integrated form controller of the utility model embodiment；
Fig. 2 is the circuit diagram according to the power module of one specific embodiment of the utility model；
Fig. 3 is according to the block diagram of the integrated form air-conditioner controller of the utility model one embodiment；
Fig. 4 is the schematic diagram of the section structure according to the power module of one specific embodiment of the utility model；
Fig. 5 is the block diagram according to the air conditioner of the utility model embodiment.
Specific embodiment
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, it is intended to for explaining the utility model, and should not be understood as to the utility model
Limitation.
The air conditioner and integrated form air-conditioner controller of the utility model embodiment described with reference to the accompanying drawing.
Fig. 1 is the block diagram according to the integrated form controller of the utility model embodiment.
As shown in Figure 1, integrated form air-conditioner controller 100 include: substrate 1, rectifier bridge 2, PFC pfc circuit 3,
Compressor drive circuit 4, fan drive circuit 5, the compressor control chip 6 for driving compressor drive circuit 4 and driving wind
The air-blower control chip 7 of drive circuit 5.
In the utility model embodiment, the alternating current after the rectification of rectifier bridge 2 becomes direct current, can give PFC
Pfc circuit 3, compressor drive circuit 4 and fan drive circuit 5 provide operating voltage, enable integrated form air-conditioner controller 100 just
Often work；PFC pfc circuit 3 can carry out PFC according to the electric current after rectification, that is, pass through compensation electric current
Power loss is exchanged caused by phase difference between voltage, improves electrical equipment power factor, that is, promotes integrated form sky
Adjust effective use of the controller 100 to electric power.
Further, compressor drive circuit 4 is connect with the compressor in air-conditioning, can drive compressor operating.Blower
Driving circuit 5 is connect with the blower in air-conditioning, blower can be driven to work.Specifically, the controllable compression of compressor control chip 6
4 output drive signal of drive circuit, drives compressor operating by driving signal；Air-blower control chip 7 can control blower to drive
Dynamic 5 output drive signal of circuit, drives blower by driving signal.
Optionally, rectifier bridge 2, pfc circuit 3, compressor drive circuit 4, fan drive circuit 5, compressor control chip 6
It can be connected by plain conductor with metal jumper between air-blower control chip 7.
Specifically, rectifier bridge 2 is arranged on substrate 1；PFC pfc circuit 3 be arranged on substrate 1 and with
Rectifier bridge 2 is connected, wherein pfc circuit 3 includes PFC switching tube and PFC diode；Compressor drive circuit 4 is arranged in substrate 1
On drive compressor, wherein compressor drive circuit include the first to the 6th switching tube and with the first to the 6th switching tube
First to the 6th fast recovery diode in parallel；The setting of fan drive circuit 5 drives blower, blower driving on substrate 1
Circuit includes first to the 6th inverse leading IGBT；Compressor control chip 6 be arranged on substrate 1 and with compressor drive circuit 4
It is connected；Air-blower control chip 7 is arranged on substrate 1 and is connected with fan drive circuit 5.
Fig. 2 is the circuit diagram according to the power module of one specific embodiment of the utility model.
As shown in Fig. 2, power module includes rectifier bridge 2, PFC switch 3, compressor drive circuit 4 and fan drive circuit
5, wherein rectifier bridge 2 includes diode 11, diode 12, diode 13, diode 14；PFC switch 3 includes PFC switching tube
21, PFC diode 22, PFC switch driving 23；Compressor drive circuit includes the first to the 6th switching tube 311~316, first
To the 6th fast recovery diode 321~326 and compressor IPM driving 33；Fan drive circuit includes first to the 6th inverse leading
IGBT 411~416 and blower IPM driving 43.
It is understood that above-mentioned power module is by driving rectifier bridge 2, PFC pfc circuit 3, compressor
Dynamic circuit 4, fan drive circuit 5 are integrated on same heat-radiating substrate 1, can be reduced the area of electric-controlled plate outside air conditioning chamber, can also be adopted
It purchases corresponding chip and carries out power module package production, further decrease manufacturing cost.
Further, as shown in figure 3, in some instances, integrated form air-conditioner controller 100 further include: microcontroller 8,
Microcontroller 8 is arranged on substrate 1, and microcontroller 8 is connected with compressor control chip 6 and air-blower control chip 7.
Specifically, integrated form air-conditioner controller 100 passes through microcontroller 8 to compressor control chip 6 and air-blower control
Chip 7 sends control instruction, when compressor control chip 6 and air-blower control chip 7 receive control instruction, controls compressor
Driving circuit 4 and fan drive circuit 5 work, wherein compressor drive circuit 4 drives compressor and fan drive circuit 5
Drive blower.
Further, in some instances, PFC switching tube 21 may include SiC MOSFET, SiC IGBT or GaN material
HEMT (High Electron Mobility Transistor, high electron mobility transistor) device, PFC diode 22
It can be Si material device.
Further, in some instances, the first to the 6th switching tube 311~316 may include SiC MOSFET, SiC
The HEMT device of IGBT or GaN material, the first to the 6th fast recovery diode 321~326 can be Si material device.
It is understood that by setting SiC for the 21, first to the 6th switching tube 211~316 of PFC switching tube
The HEMT device of MOSFET, SiC IGBT or GaN material, it is fast using devices switch speed made of SiC, GaN material as a result,
The advantages of, the switching loss of power module can be reduced, and be conducive to save electric energy, and the fever of power module is effectively reduced.
In addition, by setting Si material system for the 22, first to the 6th fast recovery diode 321~326 of PFC diode
At device, cpable of lowering power modular manufacture cost.
Further, in some instances, first to the 6th can be Si material device against IGBT411~416 are led.
That is, can be by leading first to the 6th in fan drive circuit 5 is inverse IGBT411~416 and being designed as Si
Material device reduces power module size, and the characteristic small, low in energy consumption based on blower output electric current, reduces power module
Size can further solve the problems, such as power module weak heat-dissipating and generate heat high.
Further, rectifier bridge 2, pfc circuit 3, compressor drive circuit 4, fan drive circuit 5, compressor control core
It can be connected by plain conductor with metal jumper between piece 6 and air-blower control chip 7.
Fig. 4 is the schematic diagram of the section structure according to the power module of one specific embodiment of the utility model.
Specifically, as shown in figure 4, power module includes heat-radiating substrate 1, insulating layer 52, thin copper film 53, (i.e. PFC is opened chip
Close the 21, first to the 6th switching tube 211~316 of pipe, the 22, first to the 6th fast recovery diode 321~326 of PFC diode,
First to the 6th inverse leads IGBT411~416, compressor control chip 6 and air-blower control chip 7 etc.) 54 and metal jumper 55,
In, the electrical connection of power module internal circuit can be realized by plain conductor 53 and metal jumper 55.
Further, in some instances, integrated form air-conditioner controller 100 be DIP (Dual In-line Package,
Dual-inline package) encapsulation.
It specifically, can be by using DIP packing forms (such as plastic packaging, encapsulating) to rectifier bridge 2, the PFC in internal circuit
The devices such as circuit 3, compressor drive circuit 4, fan drive circuit 5, compressor control chip 6 and air-blower control chip 7 carry out
Filling package, to play the protective effect to 100 internal circuit of integrated form air-conditioner controller.
Further, in some instances, the bottom of substrate is exposed except DIP encapsulation.
It is understood that the bottom of substrate 1 is exposed except DIP encapsulation, there can be bigger contact area with the external world,
In order to radiate to integrated form air-conditioner controller 100.
Further, in some instances, rectifier bridge 2, pfc circuit 3, compressor drive circuit 4 and fan drive circuit 5
In device be bare chip, compressor control chip 6 and air-blower control chip 7 are tube core.
It is understood that power module (rectifier bridge 2, pfc circuit 3, compressor drive circuit 4 and fan drive circuit
5) device selected by is bare chip, and is installed on same heat-radiating substrate 1, in order to radiate to power module,
Promote the performance and its reliability of integrated form air-conditioner controller 100.
For example, the exemplary integrated form air-conditioner controller 100 of the utility model passes through microcontroller 8 to compressor control
Chip 6 and air-blower control chip 7 send control instruction, when compressor control chip 6 and air-blower control chip 7 receive control and refer to
When enabling, control compressor drive circuit 4 and fan drive circuit 5 and work, wherein compressor drive circuit 4 drive compressor with
And fan drive circuit 5 drives blower.
To sum up, according to the integrated form air-conditioner controller of the utility model embodiment, by by rectifier bridge, Active PFC
Pfc circuit, compressor drive circuit, fan drive circuit, compressor control chip and air-blower control integrated chip are in same base
On plate, realization is highly integrated automatically controlled, reduces air-conditioner controller volume, reduces cost.
Fig. 5 is the block diagram according to the air conditioner of utility model embodiment.As shown in figure 5, the air conditioner 1000 wraps
Include the integrated form air-conditioner controller 100 of above-described embodiment.
Passed through according to the air-conditioning that the utility model embodiment proposes using the integrated form air-conditioner controller of previous embodiment
By rectifier bridge, Active PFC pfc circuit, compressor drive circuit, fan drive circuit, compressor control chip and blower
Control integrated chip on the same substrate, realization is highly integrated automatically controlled, reduces air-conditioner controller volume, reduces cost.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside",
The orientation or positional relationship of the instructions such as " clockwise ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " is based on the figure
Orientation or positional relationship is merely for convenience of describing the present invention and simplifying the description, rather than the dress of indication or suggestion meaning
It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to the utility model
Limitation.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.The meaning of " plurality " is two or two in the description of the present invention,
More than, unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be
Mechanical connection, is also possible to be electrically connected；It can be directly connected, two can also be can be indirectly connected through an intermediary
The interaction relationship of connection or two elements inside element.It for the ordinary skill in the art, can basis
Concrete condition understands the concrete meaning of above-mentioned term in the present invention.
In the present invention unless specifically defined or limited otherwise, fisrt feature is in the second feature " on " or " down "
It can be that the first and second features directly contact or the first and second features are by intermediary mediate contact.Moreover, first is special
Sign can be fisrt feature above the second feature " above ", " above " and " above " and be directly above or diagonally above the second feature, or only
Indicate that first feature horizontal height is higher than second feature.Fisrt feature under the second feature " below ", " below " and " below " can be with
It is that fisrt feature is directly under or diagonally below the second feature, or is merely representative of first feature horizontal height less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term
It states and is necessarily directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be with
It can be combined in any suitable manner in any one or more of the embodiments or examples.In addition, without conflicting with each other, this field
Technical staff can by the feature of different embodiments or examples described in this specification and different embodiments or examples into
Row combination and combination.
Although the embodiments of the present invention have been shown and described above, it is to be understood that above-described embodiment is
Illustratively, it should not be understood as limiting the present invention, those skilled in the art are in the scope of the utility model
Inside it can make changes, modifications, alterations, and variations to the above described embodiments.
Claims (10)
1. a kind of integrated form air-conditioner controller characterized by comprising
Substrate；
Rectifier bridge on the substrate is set；
The PFC pfc circuit for being arranged on the substrate and being connected with rectifier bridge, wherein the pfc circuit packet
Include PFC switching tube and PFC diode；
The compressor drive circuit that compressor is driven on the substrate is set, wherein the compressor drive circuit includes
First to the 6th switching tube and the first to the 6th fast recovery diode with the described first to the 6th paralleled power switches；
The fan drive circuit that blower is driven on the substrate is set, and the fan drive circuit includes first to the 6th inverse
Lead IGBT；
Drive the compressor control chip of the compressor drive circuit, the compressor control chip setting the substrate it
Above and with the compressor drive circuit it is connected；And
Drive the air-blower control chip of the fan drive circuit, the air-blower control chip be arranged on the substrate and with
The fan drive circuit is connected.
2. integrated form air-conditioner controller as described in claim 1, which is characterized in that further include:
Microcontroller, the microcontroller are arranged on the substrate, and the microcontroller and the compressor control core
Piece is connected with controller of fan.
3. integrated form air-conditioner controller as described in claim 1, which is characterized in that the PFC switching tube includes SiC
The HEMT device of MOSFET, SiC IGBT or GaN material, PFC diode are Si material device.
4. integrated form air-conditioner controller as described in claim 1, which is characterized in that the described first to the 6th switching tube includes
The HEMT device of SiC MOSFET, SiC IGBT or GaN material, the described first to the 6th fast recovery diode are Si material
Device processed.
5. integrated form air-conditioner controller as described in claim 1, which is characterized in that the described first to the 6th inverse IGBT that leads is Si
Material device.
6. integrated form air-conditioner controller as described in claim 1, which is characterized in that wherein, the rectifier bridge, PFC electricity
Road, the compressor drive circuit, the fan drive circuit, the compressor control chip and the air-blower control chip it
Between be connected with metal jumper by plain conductor.
7. integrated form air-conditioner controller as described in claim 1, which is characterized in that the integrated form air-conditioner controller is DIP
Encapsulation.
8. integrated form air-conditioner controller as claimed in claim 7, which is characterized in that the bottom of the substrate is exposed described
Except DIP encapsulation.
9. integrated form air-conditioner controller as described in claim 1, which is characterized in that the rectifier bridge, the pfc circuit, institute
Stating the device in compressor drive circuit and fan drive circuit is bare chip, the compressor control chip and the blower
Controlling chip is tube core.
10. a kind of air conditioner, which is characterized in that including the described in any item integrated form air-conditioner controllers of such as claim 1-9.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820918458.9U CN208296199U (en) | 2018-06-13 | 2018-06-13 | Air conditioner and integrated form air-conditioner controller |
| PCT/CN2019/084121 WO2019237836A1 (en) | 2018-06-13 | 2019-04-24 | Highly integrated controller and electrical appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820918458.9U CN208296199U (en) | 2018-06-13 | 2018-06-13 | Air conditioner and integrated form air-conditioner controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208296199U true CN208296199U (en) | 2018-12-28 |
Family
ID=64700502
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820918458.9U Active CN208296199U (en) | 2018-06-13 | 2018-06-13 | Air conditioner and integrated form air-conditioner controller |
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| Country | Link |
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| CN (1) | CN208296199U (en) |
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| CN108988625A (en) * | 2018-06-19 | 2018-12-11 | 珠海格力电器股份有限公司 | Integrated structure of drive controller, drive controller and air conditioner |
| CN109861501A (en) * | 2019-03-25 | 2019-06-07 | 广东美的制冷设备有限公司 | Intelligent power module and air conditioner |
| CN109870921A (en) * | 2019-03-26 | 2019-06-11 | 广东美的制冷设备有限公司 | Drive control circuit and household appliance |
| CN109883025A (en) * | 2019-03-25 | 2019-06-14 | 广东美的制冷设备有限公司 | Intelligent power module and air conditioner |
| CN109945457A (en) * | 2019-03-25 | 2019-06-28 | 广东美的制冷设备有限公司 | Air conditioner and integrated form air-conditioner controller |
| CN110044030A (en) * | 2019-04-11 | 2019-07-23 | 广东美的制冷设备有限公司 | Integrated form air-conditioner controller and air conditioner |
| CN110061632A (en) * | 2019-04-29 | 2019-07-26 | 广东美的制冷设备有限公司 | Intelligent power module and air conditioner |
| WO2019237836A1 (en) * | 2018-06-13 | 2019-12-19 | 广东美的制冷设备有限公司 | Highly integrated controller and electrical appliance |
| CN110594987A (en) * | 2018-06-13 | 2019-12-20 | 广东美的制冷设备有限公司 | Air conditioner and integrated air conditioner controller |
| WO2020191848A1 (en) * | 2019-03-25 | 2020-10-01 | 广东美的制冷设备有限公司 | Integrated controller and control method therefor, and refrigeration device |
| US20210320585A1 (en) * | 2018-12-29 | 2021-10-14 | Gd Midea Air-Conditioning Equipment Co., Ltd. | Highly integrated power module and electrical appliance |
| EP3913223A4 (en) * | 2019-01-18 | 2022-02-16 | GD Midea Air-Conditioning Equipment Co., Ltd. | Electric control assembly and air conditioner |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2019237836A1 (en) * | 2018-06-13 | 2019-12-19 | 广东美的制冷设备有限公司 | Highly integrated controller and electrical appliance |
| CN110594987A (en) * | 2018-06-13 | 2019-12-20 | 广东美的制冷设备有限公司 | Air conditioner and integrated air conditioner controller |
| CN108988625A (en) * | 2018-06-19 | 2018-12-11 | 珠海格力电器股份有限公司 | Integrated structure of drive controller, drive controller and air conditioner |
| US12068680B2 (en) * | 2018-12-29 | 2024-08-20 | Gd Midea Air-Conditioning Equipment Co., Ltd. | Highly integrated power module and electrical appliance |
| US20210320585A1 (en) * | 2018-12-29 | 2021-10-14 | Gd Midea Air-Conditioning Equipment Co., Ltd. | Highly integrated power module and electrical appliance |
| EP3913223A4 (en) * | 2019-01-18 | 2022-02-16 | GD Midea Air-Conditioning Equipment Co., Ltd. | Electric control assembly and air conditioner |
| JP2022519175A (en) * | 2019-01-18 | 2022-03-22 | 広東美的制冷設備有限公司 | Electrically controlled assembly and air conditioner |
| JP7250935B2 (en) | 2019-01-18 | 2023-04-03 | 広東美的制冷設備有限公司 | Electrical control assembly and air conditioner |
| US11994328B2 (en) | 2019-01-18 | 2024-05-28 | Gd Midea Air-Conditioning Equipment Co., Ltd. | Electric control assembly and air conditioner |
| CN109945457A (en) * | 2019-03-25 | 2019-06-28 | 广东美的制冷设备有限公司 | Air conditioner and integrated form air-conditioner controller |
| WO2020191848A1 (en) * | 2019-03-25 | 2020-10-01 | 广东美的制冷设备有限公司 | Integrated controller and control method therefor, and refrigeration device |
| CN109883025A (en) * | 2019-03-25 | 2019-06-14 | 广东美的制冷设备有限公司 | Intelligent power module and air conditioner |
| CN109861501A (en) * | 2019-03-25 | 2019-06-07 | 广东美的制冷设备有限公司 | Intelligent power module and air conditioner |
| CN109870921A (en) * | 2019-03-26 | 2019-06-11 | 广东美的制冷设备有限公司 | Drive control circuit and household appliance |
| CN109870921B (en) * | 2019-03-26 | 2022-04-01 | 广东美的制冷设备有限公司 | Drive control circuit and household electrical appliance |
| CN110044030A (en) * | 2019-04-11 | 2019-07-23 | 广东美的制冷设备有限公司 | Integrated form air-conditioner controller and air conditioner |
| CN110044030B (en) * | 2019-04-11 | 2021-07-20 | 广东美的制冷设备有限公司 | Integrated air conditioner controller and air conditioner |
| CN110061632A (en) * | 2019-04-29 | 2019-07-26 | 广东美的制冷设备有限公司 | Intelligent power module and air conditioner |
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Effective date of registration: 20230120 Address after: 400064 plant 1, No. 70, Meijia Road, Nan'an District, Chongqing Patentee after: Meiken Semiconductor Technology Co.,Ltd. Address before: 528311 Lingang Road, Beijiao Town, Shunde District, Foshan, Guangdong Patentee before: GD MIDEA AIR-CONDITIONING EQUIPMENT Co.,Ltd. Patentee before: MIDEA GROUP Co.,Ltd. |