US20240167723A1 - Air-conditioning apparatus and air-conditioning system - Google Patents

Air-conditioning apparatus and air-conditioning system Download PDF

Info

Publication number
US20240167723A1
US20240167723A1 US18/550,009 US202118550009A US2024167723A1 US 20240167723 A1 US20240167723 A1 US 20240167723A1 US 202118550009 A US202118550009 A US 202118550009A US 2024167723 A1 US2024167723 A1 US 2024167723A1
Authority
US
United States
Prior art keywords
indoor unit
maintenance
air
panel
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.)
Pending
Application number
US18/550,009
Other languages
English (en)
Inventor
Takanori Kyoya
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Assigned to MITSUBISHI ELECTRIC CORPORATION reassignment MITSUBISHI ELECTRIC CORPORATION ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: KYOYA, TAKANORI
Publication of US20240167723A1 publication Critical patent/US20240167723A1/en
Pending legal-status Critical Current

Links

Images

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/20—Casings or covers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/22—Means for preventing condensation or evacuating condensate
    • F24F13/222—Means for preventing condensation or evacuating condensate for evacuating condensate
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/50—Control or safety arrangements characterised by user interfaces or communication
    • F24F11/52—Indication arrangements, e.g. displays
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/50—Control or safety arrangements characterised by user interfaces or communication
    • F24F11/56—Remote control
    • F24F11/58—Remote control using Internet communication
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007—Indoor units, e.g. fan coil units
    • F24F1/0043—Indoor units, e.g. fan coil units characterised by mounting arrangements
    • F24F1/0047—Indoor units, e.g. fan coil units characterised by mounting arrangements mounted in the ceiling or at the ceiling
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
    • F24F11/32—Responding to malfunctions or emergencies
    • F24F11/38—Failure diagnosis
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
    • F24F11/49—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring ensuring correct operation, e.g. by trial operation or configuration checks
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/22—Means for preventing condensation or evacuating condensate
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/02—Ducting arrangements
    • F24F13/06—Outlets for directing or distributing air into rooms or spaces, e.g. ceiling air diffuser
    • F24F2013/0616—Outlets that have intake openings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2221/00—Details or features not otherwise provided for
    • F24F2221/26—Details or features not otherwise provided for improving the aesthetic appearance

Definitions

  • the present disclosure relates to an air-conditioning apparatus and an air-conditioning system.
  • Design of exterior structures such as various panels in an indoor unit included in a conventional air-conditioning apparatus may be recognized as detriment to design of a structure in an indoor space where the indoor unit is provided.
  • the indoor unit may be designed to blend with the design of the indoor space where the indoor unit is provided.
  • the indoor unit may be designed or provided such that the structure is hidden.
  • PTL 1 describes an air-conditioner indoor unit for hanging on a wall provided with a front panel provided on the front of an indoor unit main body and a design cover which comprises a transparent member and which is attached so as to cover the front panel from the front.
  • a pearl paint is coated on a back surface of the design cover and a background color paint is further coated over the pearl paint.
  • PTL 2 describes a construction to produce an effect of an air-conditioner as interiors at a location where it is provided, by showing an object different from the air-conditioner on a surface of a cover to cover the air-conditioner.
  • An air-conditioning apparatus and an air-conditioning system in the present disclosure solve the problem above, and an object thereof is to allow easy checking of a sanitation state of an indoor unit.
  • An air-conditioning apparatus in the present disclosure relates to an air-conditioning apparatus including an indoor unit.
  • the indoor unit includes a first panel provided in a front surface of the indoor unit, an air outlet being provided in the front surface, a second panel provided in the front surface of the indoor unit, a filter for an air inlet being attached to the second panel, and a third panel provided in a side surface of the indoor unit. At least one of the first panel, the second panel, and the third panel is formed from a translucent member.
  • An air-conditioning system in the present disclosure includes an indoor unit including a translucent member, the inside of which can be seen through the translucent member, a display apparatus to show two-dimensional code information corresponding to the indoor unit, a terminal to pick up an image of the two-dimensional code information shown on the display apparatus, to pick up an image of the inside from the outside of the indoor unit, and to transmit image data obtained as a result of image pick-up, and a server to make determination as to maintenance of the indoor unit based on the image data transmitted from the terminal.
  • the terminal communicates with the server based on the two-dimensional code information obtained by image pick-up.
  • the server inputs the image data received from the indoor unit to a trained model for inference as to necessity of maintenance of the indoor unit based on the image data of the terminal to make determination as to necessity of maintenance of the indoor unit.
  • a sanitation state of an indoor unit can readily be checked.
  • FIG. 1 is a perspective view of an air-conditioning apparatus 100 in a first embodiment.
  • FIG. 2 is a diagram showing an internal construction of an indoor unit 1 when indoor unit 1 of air-conditioning apparatus 100 in the first embodiment is viewed from below.
  • FIG. 3 is a diagram showing the internal construction of indoor unit 1 when indoor unit 1 is viewed from a side surface side.
  • FIG. 4 is a front view of a control panel apparatus 10 included in an air-conditioning system 500 in a second embodiment.
  • FIG. 5 is a diagram showing a construction of an air-conditioning system 500 in the second embodiment.
  • FIG. 6 is a block diagram showing a configuration of a portable terminal 13 and a server 14 in the second embodiment.
  • FIG. 7 is a flowchart showing a flow of processing in the system when whether or not maintenance of indoor unit 1 is necessary is checked in air-conditioning system 500 .
  • FIG. 8 is a block diagram showing a configuration used for making determination as to necessity of maintenance of indoor unit 1 in server 14 .
  • FIG. 9 is a diagram showing a configuration of a training device 101 .
  • FIG. 10 is a diagram showing a configuration of a neural network.
  • FIG. 11 is a flowchart showing a procedure of training by training device 101 .
  • FIG. 12 is a diagram showing a configuration of an inference device 201 .
  • FIG. 13 is a flowchart showing a procedure of inference by inference device 201 and a procedure of set-up of a maintenance plan by a maintenance plan set-up unit 600 .
  • FIG. 1 is a perspective view of an air-conditioning apparatus 100 in a first embodiment.
  • FIG. 2 is a diagram showing an internal construction of an indoor unit 1 when indoor unit 1 of air-conditioning apparatus 100 in the first embodiment is viewed from below.
  • FIG. 3 is a diagram showing the internal construction of indoor unit 1 when indoor unit 1 is viewed from a side surface side.
  • a refrigerant circuit is constituted by connection of indoor unit 1 and an outdoor unit through a pipe through which refrigerant flows.
  • the outdoor unit provided in an outdoor space which is the outside of a space to be air-conditioned includes, for example, a compressor, an outdoor heat exchanger, and the like, and conveys heat to the indoor unit with refrigerant through the pipe through which refrigerant flows.
  • Indoor unit 1 has an indoor heat exchanger and the like, and heats or cools an indoor space by supplying, by heat exchange, heat conveyed by refrigerant to air in the indoor space which is the space to be air-conditioned.
  • FIG. 1 shows indoor unit 1 characteristic in the first embodiment and does not show other apparatuses.
  • indoor unit 1 is attached, for example, to a ceiling in the indoor space as the space to be air-conditioned.
  • Indoor unit 1 includes, as main exterior members, a decorative panel 2 defined as a first panel, a filter panel 7 defined as a second panel, and a side panel 5 defined as a third panel.
  • Indoor unit 1 includes a corner panel 6 as another exterior member.
  • side panel 5 is a box-shaped panel member to surround side surfaces of indoor unit 1 .
  • Decorative panel 2 is a panel member in a shape of a flat plate provided around a lower opening in side panel 5 .
  • an air inlet 3 is provided in a central portion of decorative panel 2 .
  • Decorative panel 2 is provided with four air outlets 4 .
  • Outlet 4 is provided with a vane to adjust a direction of blow of air.
  • a side where decorative panel 2 is provided is a front side and a side where side panel 5 is provided is a side surface side.
  • filter panel 7 is a panel member to support a filter 9 below.
  • Filter panel 7 is attached to the central portion of decorative panel 2 such that filter 9 covers air inlet 3 .
  • Indoor unit 1 is fixed to the ceiling in such a manner that an upper end of side panel 5 is attached to the ceiling. Indoor unit 1 may be attached to the ceiling in such a manner that a part of side panel 5 is fitted into a recess provided in the ceiling.
  • a fan 23 to suction air through inlet 3 is provided in the inside of indoor unit 1 .
  • a drain pan 22 where drainage such as water produced as a result of heat exchange by the indoor heat exchanger is stored is provided around fan 23 .
  • a pipe 21 through which refrigerant as described previously flows is arranged as being partially exposed. Pipe 21 through which refrigerant flows may be hidden.
  • pipe 21 , drain pan 22 , and fan 23 are arranged on an inner side of side panel 5 .
  • decorative panel 2 , filter panel 7 , and side panel 5 are formed from translucent members.
  • Filter 9 is also formed of a translucent material.
  • a member made of transparent resin or a member made of glass is employed as the translucent member.
  • a member made of acrylic or polycarbonate is employed as the member made of resin. According to such a construction, in indoor unit 1 , the inside can be seen through these exterior members. A person in the indoor space where indoor unit 1 is provided can thus readily visually check a sanitation state such as contamination in the inside of indoor unit 1 from the outside of indoor unit 1 , for example, from a lower surface side and the side surface side of indoor unit 1 .
  • a state of an internal structure such as pipe 21 , drain pan 22 , and fan 23 arranged as shown in FIG. 2 can readily visually be checked through decorative panel 2 and filter panel 7 formed from the translucent members.
  • a state of the internal structure such as pipe 21 , drain pan 22 , and fan 23 arranged as shown with a dashed line in FIG. 3 can readily visually be checked through side panel 5 formed from the translucent member.
  • Pipe 21 , drain pan 22 , and fan 23 shown in FIGS. 2 and 3 are formed from the translucent members.
  • a member made of transparent resin or a member made of glass is employed as the translucent member.
  • a member made of acrylic or polycarbonate is employed as the member made of resin.
  • At least one of decorative panel 2 , filter panel 7 , and side panel 5 should only be formed from the translucent member. At least one of pipe 21 , drain pan 22 , and fan 23 should only be formed from the translucent member. In order to more readily visually check the sanitation state such as contamination in the inside of indoor unit 1 , the translucent member is preferably used for more constituent elements.
  • the first embodiment can obtain also an effect as follows.
  • indoor unit 1 a user of and a visitor to the space where indoor unit 1 is provided can readily check the sanitation state of the inside of indoor unit 1 , and hence a level of sanitation management by an owner of the space where indoor unit 1 is provided can be estimated.
  • the user of and the visitor to the space where indoor unit 1 is provided are able to estimate the sanitation management level, provision of indoor unit 1 even with some cost being spent can be a value newly offered by the owner of the space who desires to appeal the high level of sanitation management.
  • indoor unit 1 Since the state of the internal structure of indoor unit 1 can readily visually be checked, the internal state of indoor unit 1 including a drive component such as fan 23 , a mechanical component such as pipe 21 through which refrigerant passes, and refrigerant itself which cannot be seen by a general person in a conventional indoor unit can be provided as an object to be viewed. Indoor unit 1 can thus allow a person to see and enjoy such an apparatus as an indoor unit to which attention has conventionally had to be paid not to interfere design.
  • a configuration for making determination as to necessity of maintenance of indoor unit 1 in an air-conditioning system including indoor unit 1 including the translucent member as shown in the first embodiment will be described in a second embodiment.
  • FIG. 4 is a front view of a control panel apparatus 10 included in an air-conditioning system 500 in the second embodiment.
  • Control panel apparatus 10 is an operation apparatus in a form of a panel on which a control setting value such as temperature setting, a wind level, and a wind direction in connection with indoor unit 1 can be controlled, and includes an operation portion 17 formed from an operation button and the like and a display 11 formed from a liquid crystal display.
  • display 11 On display 11 , other than the setting values of the temperature setting, the wind level, and the wind direction, a number of an indoor unit (“indoor unit 002 ” in the figure) to be operated and a two-dimensional code 12 are shown.
  • Two-dimensional code 12 shows information for identifying a type of indoor unit 1 such as a model of indoor unit 1 .
  • Indoor unit 1 to be operated can be selected by performing an operation onto operation portion 17 on control panel apparatus 10 .
  • indoor unit 1 to be operated can be changed by performing an operation onto operation portion 17 , and the number of the selected indoor unit and two-dimensional code 12 corresponding to the selected indoor unit are shown on display 11 .
  • Two-dimensional code 12 is a code to show information for connection to a web site provided by a server (a server 14 in FIG. 6 ) to make determination as to necessity of maintenance of indoor unit 1 .
  • Two-dimensional code 12 corresponding to indoor unit 1 may be shown on a surface of indoor unit 1 or shown by being printed on a paper medium and attached to indoor unit 1 or an area therearound.
  • FIG. 5 is a diagram showing a construction of air-conditioning system 500 in the second embodiment.
  • air-conditioning system 500 includes indoor unit 1 of air-conditioning apparatus 100 shown in the first embodiment, control panel apparatus 10 shown in FIG. 4 , a portable terminal 13 , and server 14 .
  • Portable terminal 13 performs an image pick-up function to pick up an image with a camera and a communication function to communicate data through wireless communication.
  • a person such as a manager of air-conditioning system 500 can use portable terminal 13 to pick up an image of indoor unit 1 and two-dimensional code 12 shown on display 11 of control panel apparatus 10 and to transmit data obtained by image pick-up to server 14 .
  • FIG. 6 is a block diagram showing a configuration of portable terminal 13 and server 14 in the second embodiment.
  • portable terminal 13 includes a processor 131 , a memory 132 , a display 133 , an image pick-up unit 134 , and a communication unit 135 .
  • Memory 132 includes a read only memory (ROM) and a random access memory (RAM).
  • Processor 131 develops a program stored in the ROM on the RAM or the like and executes the program.
  • the program stored in the ROM is a program where a processing procedure in control of portable terminal 13 is described.
  • Processor 131 carries out various types of control in portable terminal 13 in accordance with such a program.
  • Portable terminal 13 is a terminal dedicated for air-conditioning system 500 and includes processor 131 , memory 132 , display 133 , image pick-up unit 134 , and communication unit 135 .
  • Display 133 also serves as an operation portion composed of a touch panel.
  • Portable terminal 13 may be implemented by a general-purpose portable terminal, and in that case, a program to be executed in the dedicated terminal should be installed as an application program.
  • Server 14 includes a processor 141 , a memory 142 , a communication unit 143 , an external storage 144 , and a data input device 145 .
  • Memory 142 includes a ROM and a RAM.
  • External storage 144 is implemented by a non-volatile external storage such as a hard disk and a flash memory.
  • Processor 141 develops a program stored in the ROM on the RAM or the like and executes the program.
  • Processor 141 develops a program stored in external storage 144 on the RAM or the like and executes the program.
  • the programs stored in the ROM and external storage 144 are each a program where a processing procedure in various types of information processing executable by server 14 is described.
  • Processor 141 performs various types of information processing in accordance with such a program and communicates information through communication unit 143 , reads data stored in external storage 144 , and writes data into external storage 144 .
  • Data input device 145 is implemented by a device through which data can be inputted, such as a keyboard. Data inputted through data input device 145 may temporarily be stored in the RAM of memory 142 and used in a program executed by processor 141 . The data may also temporarily be stored in the RAM of memory 142 and thereafter stored in external storage 144 .
  • Portable terminal 13 and server 14 can wirelessly communicate data between communication unit 135 and communication unit 143 , and for example, data is transmitted from portable terminal 13 to server 14 .
  • FIG. 7 is a flowchart showing a flow of processing in the system when whether or not maintenance of indoor unit 1 is necessary is checked in air-conditioning system 500 .
  • step S 1 When a manager of air-conditioning system 500 desires to check whether or not maintenance of indoor unit 1 is necessary, in step S 1 , the manager selects indoor unit 1 necessity of maintenance of which is to be checked, by performing an operation onto operation portion 17 of control panel apparatus 10 .
  • step S 1 when there are a plurality of indoor units 1 to be operated through control panel apparatus 10 , one of the plurality of indoor units 1 is selected, and when there is a single indoor unit 1 to be operated through control panel apparatus 10 , that single indoor unit 1 is selected.
  • control panel apparatus 10 shows on display 11 , two-dimensional code 12 corresponding to indoor unit 1 selected in step S 1 .
  • the manager uses portable terminal 13 to pick up an image of two-dimensional code 12 shown on display 11 of control panel apparatus 10 with the use of image pick-up unit 134 .
  • step S 4 portable terminal 13 reads information on two-dimensional code 12 obtained by image pick-up in step S 3 based on processing performed by processor 131 , and it is connected via wireless communication to server 14 through communication unit 135 by access to an address on a web site for determination as to necessity of maintenance shown by two-dimensional code 12 .
  • server 14 Such a web site for determination as to necessity of maintenance is provided as processor 141 in server 14 performs processing for providing the web site for determination as to necessity of maintenance.
  • Two-dimensional code 12 shown on display 11 of control panel apparatus 10 is information for access to the web site for determination as to necessity of maintenance as described previously.
  • Server 14 provides the web site for determination as to necessity of maintenance at an address different for each model of indoor unit 1 .
  • Information on two-dimensional code 12 shown on display 11 of control panel apparatus 10 is thus different for each type of the indoor unit necessity of maintenance of which is to be checked.
  • the web site for determination as to necessity of maintenance may be provided for each model or for each group of models each including a plurality of models similar in structure.
  • step S 5 the manager operates display 133 also serving as the operation portion of portable terminal 13 to start up a management program stored in memory 132 for management of maintenance.
  • Processor 131 may perform processing for automatically starting up the management program when it accesses the address of the web site for determination as to necessity of maintenance.
  • step S 6 the manager uses image pick-up unit 134 of portable terminal 13 to pick up an image of indoor unit 1 selected in step S 1 .
  • Image data of indoor unit 1 is thus stored in memory 132 . Since the inside of indoor unit 1 can be seen through as described previously, the image picked up by portable terminal 13 shows the state on the outside and in the inside of indoor unit 1 .
  • step S 7 the manager performs an operation onto portable terminal 13 in accordance with a request shown on display 133 of portable terminal 13 while the management program is running to transmit data required for checking as to necessity of maintenance such as the image data obtained by image pick-up from communication unit 135 to server 14 .
  • Data transmitted in step S 7 includes not only the image data but also data indicating the owner of indoor unit 1 , data indicating a model name of indoor unit 1 , and data indicating timing of image pick-up.
  • the data transmitted in step S 7 includes not only such data but also data indicating position information such as an address of a location of image pick-up.
  • Server 14 receives at communication unit 143 , the data transmitted from portable terminal 13 .
  • processor 141 in server 14 inputs the image data received from portable terminal 13 into a trained model for making inference as to necessity of maintenance of indoor unit 1 based on the image data of indoor unit 1 to make determination as to necessity of maintenance of indoor unit 1 .
  • FIG. 8 is a block diagram showing a configuration used for making determination as to necessity of maintenance of indoor unit 1 in server 14 .
  • Server 14 includes, as the configuration to be used for determination as to necessity of maintenance of indoor unit 1 , a training device 101 , a trained model storage 301 , and an inference device 201 .
  • Training device 101 , inference device 201 , and trained model storage 301 are implemented by software stored in memory 142 or external storage 144 and executed by processor 141 .
  • Training device 101 generates a trained model and has the trained model stored in trained model storage 301 .
  • Inference device 201 uses the trained model stored in trained model storage 301 to infer whether or not maintenance of indoor unit 1 is necessary.
  • FIG. 9 is a diagram showing a configuration of training device 101 .
  • Training device 101 includes a data obtaining unit 102 and a model generator 103 .
  • Training device 101 is implemented by software stored in memory 142 or external storage 144 and executed by processor 141 .
  • Data obtaining unit 102 obtains training data obtained by bringing image data of indoor unit 1 stored in external storage 144 in correspondence with data indicating whether or not maintenance is necessary (ground truth). Predetermined training data is stored as the training data in external storage 144 .
  • the training data is image data of indoor unit 1 and it is obtained by bringing a plurality image data sets different in sanitation state such as a degree of contamination in correspondence with the data indicating whether or not maintenance is necessary (ground truth) in connection with each of image data sets.
  • Predetermined data may be employed as the training data, or data added and updated by successive inputs as to whether or not maintenance is necessary (ground truth) from data input device 145 in connection with the image data of indoor unit 1 received from portable terminal 13 may be employed as the training data.
  • Model generator 103 generates a trained model to infer whether or not maintenance of indoor unit 1 is necessary, based on training data obtained by associating the image data of indoor unit 1 obtained by data obtaining unit 102 and whether or not maintenance is necessary (ground truth) with each other.
  • a known algorithm such as supervised learning, unsupervised learning, or reinforced learning can be employed as a training algorithm to be used by model generator 103 .
  • a training algorithm to which a neural network is applied will be described below.
  • FIG. 10 is a diagram showing a configuration of a neural network.
  • Model generator 103 learns whether or not maintenance of indoor unit 1 is necessary, for example, in accordance with a neural network model by what is called supervised learning.
  • Supervised learning refers to such a technique to give a set of training data including inputs and results (labels) to training device 101 to learn characteristics in the training data and to infer the results from the inputs.
  • the neural network is composed of an input layer composed of a plurality of neurons, an intermediate layer (a hidden layer) composed of a plurality of neurons, and an output layer composed of a plurality of neurons.
  • the intermediate layer may be composed of a single layer or at least two layers.
  • results of the multiplication are provided to the input layer (X 1 to X 3 ).
  • values thereof are multiplied by a weight W 1 (w 11 to w 16 ) and results of the multiplication are provided to the intermediate layer (Y 1 to Y 2 ).
  • the results are further multiplied by a weight W 2 (w 21 to w 26 ) and results of the multiplication are outputted from the output layer (Z 1 to Z 3 ).
  • Results of output vary depending on values of weights W 1 and W 2 .
  • the neural network generates a trained model for inference as to whether or not maintenance of indoor unit 1 is necessary, based on the image data of indoor unit 1 received from portable terminal 13 in air-conditioning system 500 , in accordance with the training data obtained by data obtaining unit 102 by supervised learning.
  • the neural network is trained by adjustment of weights W 1 and W 2 such that results outputted from the output layer as a result of input of the image data of indoor unit 1 into the input layer are close to whether or not maintenance of indoor unit 1 is necessary (ground truth).
  • Model generator 103 generates and outputs the trained model by being trained as set forth above.
  • the trained model outputted from model generator 103 is stored in trained model storage 301 .
  • FIG. 11 is a flowchart showing a procedure of training by training device 101 .
  • step b 1 data obtaining unit 102 obtains, for example, the image data of indoor unit 1 stored in external storage 144 and data indicating whether or not maintenance of indoor unit 1 is necessary (ground truth).
  • model generator 103 generates a trained model for inference as to necessity of maintenance of indoor unit 1 from the image data of indoor unit 1 based on the training data obtained by associating the image data of indoor unit 1 obtained by data obtaining unit 102 and whether or not maintenance is necessary (ground truth) with each other.
  • step b 3 the trained model generated by model generator 103 is stored in trained model storage 301 .
  • FIG. 12 is a diagram showing a configuration of inference device 201 .
  • Inference device 201 includes a data obtaining unit 202 and an inference unit 203 .
  • Information on whether or not maintenance is necessary inferred by inference device 201 is used for setting up a maintenance plan in a maintenance plan set-up unit 600 .
  • Inference device 201 and maintenance plan set-up unit 600 are implemented by software stored in memory 142 or external storage 144 and executed by processor 141 .
  • Data obtaining unit 202 obtains the image data of indoor unit 1 received from portable terminal 13 of air-conditioning system 500 .
  • Inference unit 203 uses the trained model stored in trained model storage 301 to infer whether or not maintenance of indoor unit 1 is necessary based on the image data of indoor unit 1 received from portable terminal 13 of air-conditioning system 500 obtained by data obtaining unit 202 .
  • Inference unit 203 can output to maintenance plan set-up unit 600 , data indicating whether or not maintenance of indoor unit 1 is necessary that is inferred based on the image data of indoor unit 1 , by inputting the image data of indoor unit 1 obtained by data obtaining unit 202 into the trained model.
  • FIG. 13 is a flowchart showing a procedure of inference by inference device 201 and a procedure of set-up of a maintenance plan by maintenance plan set-up unit 600 .
  • step c 1 data obtaining unit 202 obtains the image data of indoor unit 1 received from portable terminal 13 of air-conditioning system 500 .
  • step c 2 inference unit 203 inputs the image data of indoor unit 1 obtained in step c 1 into the trained model stored in trained model storage 301 .
  • step c 3 inference unit 203 infers, with the use of the trained model, whether or not maintenance of indoor unit 1 is necessary, based on the image data of indoor unit 1 obtained in step c 1 .
  • step c 3 as inference as to necessity of maintenance, a location to be maintained and contents of maintenance works such as whether or not filter 9 should be cleaned, whether or not filter 9 should be replaced, whether or not drain pan 22 should be cleaned, whether or not the inside of the panel (decorative panel 2 , filter panel 7 , and/or side panel 5 ) should be cleaned, and whether or not the panel (decorative panel 2 , filter panel 7 , and/or side panel 5 ) should be replaced are estimated by inference.
  • timing of maintenance such as whether or not maintenance is necessary immediately or at which timing in the future maintenance will be necessary is estimated by inference.
  • step c 4 maintenance plan set-up unit 600 determines whether or not maintenance is necessary immediately based on a result of inference as to necessity of maintenance by inference unit 203 in step c 3 .
  • step c 5 maintenance plan set-up unit 600 determines to send a maintenance worker to the location where air-conditioning system 500 including indoor unit 1 determined as requiring maintenance is located and the process proceeds to step c 7 .
  • contents of maintenance works estimated in step c 3 are further determined as contents of works by the sent worker.
  • step c 6 When it is determined in step c 4 that maintenance is not necessary immediately, in step c 6 , maintenance plan set-up unit 600 determines timing in the future to do maintenance, and the process proceeds to step c 7 . For example, in step c 6 , timing of maintenance estimated in step c 3 such as at which timing in the future maintenance will be necessary is determined as the timing to do maintenance in the future.
  • step c 7 maintenance plan set-up unit 600 sets up a maintenance schedule based on matters determined in step c 5 or matters determined in step c 6 .
  • step c 7 for example, when it is determined in step c 5 to send a maintenance worker, a maintenance schedule as to how many workers should be sent and how long working hours are scheduled is set up based on the determined contents of maintenance works.
  • step c 7 for example, when timing to do maintenance in the future is determined in step c 6 , a maintenance schedule in accordance with the timing to do maintenance in the future is set up, for example, by securing the timing to do maintenance in the future or by notifying the owner of air-conditioning system 500 of the timing to do maintenance in the future.
  • Information on the maintenance schedule thus set up is transmitted to a maintenance service provider.
  • the maintenance service provider may obtain information on the maintenance schedule thus set up, by establishing connection for communication to server 14 .
  • Such a maintenance service provider can check such information on the maintenance schedule and do maintenance.
  • the image data of indoor unit 1 received from portable terminal 13 is such image data as allowing checking of a state in the inside of indoor unit 1
  • inference unit 203 inputs the image data of indoor unit 1 received from portable terminal 13 into the trained model to make inference as to necessity of maintenance of indoor unit 1 based on the image data of indoor unit 1 with the use of the trained model to thereby make determination as to necessity of maintenance of indoor unit 1 . Therefore, the sanitation state of indoor unit 1 can readily be checked.
  • determination as to necessity of maintenance based on image data can be optimized.
  • a frequency of maintenance and arrangement of a schedule to send maintenance in connection with the maintenance can be optimized. By optimizing the frequency of maintenance and arrangement of the schedule to send maintenance, unnecessary maintenance can be reduced, cost for maintenance born by the owner of air-conditioning system 500 and the maintenance service provider can be reduced, and competitiveness in terms of maintenance cost in the maintenance service provider can be improved.
  • Training device 101 and inference device 201 may be located on a cloud server.
  • Model generator 103 may use training data created based on image data of indoor units 1 of a plurality of air-conditioning systems 500 to learn whether or not maintenance of indoor unit 1 is necessary. Model generator 103 may use training data created based on image data of indoor units 1 of a plurality of air-conditioning systems 500 that operate in an identical area to learn whether or not maintenance of indoor unit 1 is necessary. Model generator 103 may use training data created based on image data of indoor units 1 of a plurality of air-conditioning systems 500 that operate independently in different areas to learn whether or not maintenance of indoor unit 1 is necessary.
  • Model generator 103 can also add or remove air-conditioning system 500 to obtain training data in midway. Furthermore, training device 101 which has learned whether or not maintenance is necessary in connection with a certain air-conditioning system 500 may be applied to a training device of an air-conditioning system different from the former air-conditioning system to learn again whether or not maintenance is necessary in connection with such another air-conditioning system for update.
  • Deep learning to learn extraction of a feature value itself can also be employed as the training algorithm where model generator 103 is used, and machine learning may be done in accordance with other known methods such as genetic programming, functional logic programming, or a support vector machine.
  • inference device 201 makes inference as to necessity of maintenance based on the image data obtained by data obtaining unit 202 with the use of the trained model in the embodiment, limitation as such is not intended.
  • the inference device may make inference as to necessity of maintenance based on input data obtained by the data obtaining unit based on rule-based reasoning or case-based reasoning.
  • Indoor unit 1 in the embodiment may allow works for mount and removal of a panel to be more efficient by implementing a panel such as a decorative panel provided as an exterior member, as a mount unit for mounting a decorative panel in Japanese Patent No. 5950877.
  • the mount unit for mounting a decorative panel on an air-conditioning apparatus main body may be composed of two components of a panel mount screw and a panel mount fitting having a screw engagement hole with a head of the panel mount screw being oriented downward, the panel mount fitting being provided with a claw that is fitted into a claw engagement hole in the panel without the panel mount fitting itself being dropped off from the panel.
  • Indoor unit 1 includes decorative panel 2 as the first panel provided in the front surface where air outlet 4 is provided in indoor unit 1 , filter panel 7 as the second panel to which filter 9 for air inlet 3 is attached, filter panel 7 being provided in the front surface of indoor unit 1 , and side panel 5 as the third panel provided in the side surface of indoor unit 1 .
  • decorative panel 2 , filter panel 7 , and side panel 5 is formed from a translucent member.
  • the inside of indoor unit 1 can be seen through these exterior members.
  • a person in the indoor space where indoor unit 1 is provided can thus readily visually check a sanitation state such as contamination in the inside of indoor unit 1 from the outside of indoor unit 1 from the lower surface side and the side surface side of indoor unit 1 .
  • indoor unit 1 further includes drain pan 22 , pipe 21 through which refrigerant flows, and fan 23 .
  • At least one of drain pan 22 , pipe 21 , and fan 23 is formed from the translucent member.
  • the inside of the internal structure itself such as the inside of pipe 21 , a reservoir in drain pan 22 , and a front surface and a rear surface of fan 23 can also be seen through.
  • a person in the indoor space where indoor unit 1 is provided can thus readily visually check a sanitation state such as contamination in the inside of pipe 21 , drain pan 22 , and fan 23 .
  • the present disclosure includes indoor unit 1 including such translucent members as decorative panel 2 , filter panel 7 , and side panel 5 , the inside of which can be seen through the translucent members, control panel apparatus 10 as the display apparatus to show two-dimensional code 12 corresponding to indoor unit 1 , portable terminal 13 as the terminal to pick up an image of two-dimensional code 12 shown on control panel apparatus 10 , to pick up an image of the inside from the outside of indoor unit 1 , and to transmit image data obtained as a result of image pick-up, and server 14 to make determination as to maintenance of indoor unit 1 based on the image data transmitted from portable terminal 13 .
  • Portable terminal 13 can communicate with server 14 based on two-dimensional code 12 the image of which has been picked up (step S 4 ).
  • Server 14 inputs the image data received from indoor unit 1 into a trained model for inference as to necessity of maintenance of indoor unit 1 based on the image data of the portable terminal 13 to make determination as to necessity of maintenance of the indoor unit (steps c 2 and c 3 ).
  • the image data of indoor unit 1 received from portable terminal 13 is such image data as allowing checking of the state of the inside of indoor unit 1
  • inference unit 203 inputs the image data of indoor unit 1 received from portable terminal 13 into the trained model to make inference as to necessity of maintenance of indoor unit 1 based on the image data of indoor unit 1 with the use of the trained model.
  • the server thus makes determination as to necessity of maintenance of indoor unit 1 . Therefore, the sanitation state of indoor unit 1 can readily be checked.
  • server 14 estimates a location to be maintained in inference as to necessity of maintenance of indoor unit 1 (step c 3 ).
  • the location to be maintained can readily be estimated based on the image data of indoor unit 1 received from portable terminal 13 .
  • server 14 further estimates timing when maintenance is necessary based on the estimated location of maintenance in the inference as to necessity of maintenance of indoor unit 1 , and makes determination as to necessity of maintenance in accordance with the estimated timing of maintenance (step c 3 ).
  • timing when maintenance is necessary can readily be estimated based on the image data of indoor unit 1 received from portable terminal 13 .
  • server 14 determines contents of maintenance works for indoor unit 1 in accordance with the state of contamination of indoor unit 1 (step c 3 ). According to such a configuration, contents of maintenance works for indoor unit 1 can readily be determined based on the image data of indoor unit 1 received from portable terminal 13 .
  • server 14 determines timing of maintenance in the future which will be necessary in indoor unit 1 based on the estimated timing of maintenance (step c 6 ). According to such a configuration, timing of maintenance in the future which will be necessary in indoor unit 1 can readily be determined based on the image data of indoor unit 1 received from portable terminal 13 .

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Fuzzy Systems (AREA)
  • Mathematical Physics (AREA)
  • Signal Processing (AREA)
  • Air Conditioning Control Device (AREA)
  • Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)
  • Devices For Blowing Cold Air, Devices For Blowing Warm Air, And Means For Preventing Water Condensation In Air Conditioning Units (AREA)
US18/550,009 2021-04-16 2021-04-16 Air-conditioning apparatus and air-conditioning system Pending US20240167723A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2021/015711 WO2022219802A1 (ja) 2021-04-16 2021-04-16 空気調和装置、および空気調和システム

Publications (1)

Publication Number Publication Date
US20240167723A1 true US20240167723A1 (en) 2024-05-23

Family

ID=83640287

Family Applications (1)

Application Number Title Priority Date Filing Date
US18/550,009 Pending US20240167723A1 (en) 2021-04-16 2021-04-16 Air-conditioning apparatus and air-conditioning system

Country Status (4)

Country Link
US (1) US20240167723A1 (https=)
EP (1) EP4325135A4 (https=)
JP (1) JP7475541B2 (https=)
WO (1) WO2022219802A1 (https=)

Citations (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130059598A1 (en) * 2011-04-27 2013-03-07 F-Matic, Inc. Interactive computer software processes and apparatus for managing, tracking, reporting, providing feedback and tasking
US20140103122A1 (en) * 2012-10-17 2014-04-17 Rockwell Automation Technologies, Inc. Motor and motor drive diagnostic system using barcode
US20140262130A1 (en) * 2013-03-15 2014-09-18 Stride Tool, Inc. Smart hvac manifold system
US20150066782A1 (en) * 2013-08-28 2015-03-05 PragmaTech Ltd. Computer monitoring, servicing, and management of remote equipment and assets
CN105465947A (zh) * 2015-11-24 2016-04-06 珠海格力电器股份有限公司 空调故障处理方法、装置和系统
US20170191690A1 (en) * 2015-12-30 2017-07-06 Carrier Corporation Field-testing system
US20170364106A1 (en) * 2014-12-22 2017-12-21 Trane International Inc. Systems and methods for provisioning components of an hvac system
US20180109906A1 (en) * 2016-10-13 2018-04-19 Johnson Controls Technology Company Systems and methods for integrated applications of hvac systems
US20180279563A1 (en) * 2017-03-28 2018-10-04 Biopod Systems Inc. System and Methods for Mimicking the Environmental Conditions of a Habitat
US10268913B2 (en) * 2017-04-03 2019-04-23 General Electric Company Equipment damage prediction system using neural networks
WO2019097613A1 (ja) * 2017-11-15 2019-05-23 三菱電機株式会社 空調管理システム、空調機器、空調管理装置、空調管理方法及びプログラム
US20200248924A1 (en) * 2017-08-28 2020-08-06 Daikin Industries, Ltd. Air processing device
JP2021032451A (ja) * 2019-08-21 2021-03-01 ダイキン工業株式会社 空気処理装置および汚れ推定システムならびに汚れ推定方法
US20210071897A1 (en) * 2019-09-09 2021-03-11 Alisea S.R.L. Systems and Methods for Artificial Intelligence-Based Maintenance of an Air Conditioning System
US20210389015A1 (en) * 2019-02-27 2021-12-16 Daikin Industries, Ltd. Contamination information estimation system and air treatment device

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58123222U (ja) * 1982-02-15 1983-08-22 木村工機株式会社 エア−コンデイシヨナ−
JPH04278127A (ja) * 1991-03-01 1992-10-02 Hitachi Ltd 空気調和機
JPH06307742A (ja) * 1993-04-21 1994-11-01 Sanyo Electric Co Ltd 空気調和機
JP3070226U (ja) * 2000-01-12 2000-07-28 新設備工業株式会社 空調機の点検窓装置
JP2002243254A (ja) * 2001-02-19 2002-08-28 Mitsubishi Electric Corp 空気調和システム
KR101197879B1 (ko) * 2008-01-25 2012-11-05 다이킨 고교 가부시키가이샤 공조기의 실내 유닛
JP5887682B2 (ja) * 2011-03-30 2016-03-16 公益財団法人若狭湾エネルギー研究センター 熱輸送方向を切替可能なヒートパイプ、及び逆止弁により熱輸送方向の自動切替が可能なヒートパイプ
JP5494551B2 (ja) * 2011-04-15 2014-05-14 ダイキン工業株式会社 室内機
JP5459303B2 (ja) * 2011-12-26 2014-04-02 ダイキン工業株式会社 空気調和装置
JP5950877B2 (ja) 2013-08-07 2016-07-13 三菱電機株式会社 空気調和機の化粧パネル取付構造及び室内機
JP6398550B2 (ja) * 2014-09-30 2018-10-03 株式会社富士通ゼネラル 天井埋込型空気調和機
CN106152331A (zh) 2015-04-07 2016-11-23 大金工业株式会社 空调机室内机
US20180172312A1 (en) * 2015-08-24 2018-06-21 Mitsubishi Electric Corporation Air-conditioning apparatus indoor unit
JP6743383B2 (ja) * 2015-12-18 2020-08-19 ダイキン工業株式会社 空気調和機
CN109185979A (zh) * 2018-09-12 2019-01-11 珠海格力电器股份有限公司 空调器室内机、空调器
JP7425279B2 (ja) * 2019-02-27 2024-01-31 ダイキン工業株式会社 汚れ予測システム
JP6813043B2 (ja) * 2019-02-27 2021-01-13 ダイキン工業株式会社 汚れ情報推定システム

Patent Citations (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130059598A1 (en) * 2011-04-27 2013-03-07 F-Matic, Inc. Interactive computer software processes and apparatus for managing, tracking, reporting, providing feedback and tasking
US20140103122A1 (en) * 2012-10-17 2014-04-17 Rockwell Automation Technologies, Inc. Motor and motor drive diagnostic system using barcode
US20140262130A1 (en) * 2013-03-15 2014-09-18 Stride Tool, Inc. Smart hvac manifold system
US20150066782A1 (en) * 2013-08-28 2015-03-05 PragmaTech Ltd. Computer monitoring, servicing, and management of remote equipment and assets
US20170364106A1 (en) * 2014-12-22 2017-12-21 Trane International Inc. Systems and methods for provisioning components of an hvac system
CN105465947A (zh) * 2015-11-24 2016-04-06 珠海格力电器股份有限公司 空调故障处理方法、装置和系统
US20170191690A1 (en) * 2015-12-30 2017-07-06 Carrier Corporation Field-testing system
US20180109906A1 (en) * 2016-10-13 2018-04-19 Johnson Controls Technology Company Systems and methods for integrated applications of hvac systems
US20180279563A1 (en) * 2017-03-28 2018-10-04 Biopod Systems Inc. System and Methods for Mimicking the Environmental Conditions of a Habitat
US10268913B2 (en) * 2017-04-03 2019-04-23 General Electric Company Equipment damage prediction system using neural networks
US20200248924A1 (en) * 2017-08-28 2020-08-06 Daikin Industries, Ltd. Air processing device
WO2019097613A1 (ja) * 2017-11-15 2019-05-23 三菱電機株式会社 空調管理システム、空調機器、空調管理装置、空調管理方法及びプログラム
US20210389015A1 (en) * 2019-02-27 2021-12-16 Daikin Industries, Ltd. Contamination information estimation system and air treatment device
JP2021032451A (ja) * 2019-08-21 2021-03-01 ダイキン工業株式会社 空気処理装置および汚れ推定システムならびに汚れ推定方法
US20210071897A1 (en) * 2019-09-09 2021-03-11 Alisea S.R.L. Systems and Methods for Artificial Intelligence-Based Maintenance of an Air Conditioning System

Also Published As

Publication number Publication date
EP4325135A4 (en) 2024-05-01
JP7475541B2 (ja) 2024-04-26
EP4325135A1 (en) 2024-02-21
JPWO2022219802A1 (https=) 2022-10-20
WO2022219802A1 (ja) 2022-10-20

Similar Documents

Publication Publication Date Title
CN113435657B (zh) 数据集成处理方法、系统、能源管理系统、电子设备及计算机可读存储介质
CN107787469A (zh) 具有控制系统中枢和远程传感器的多功能家庭控制系统
US9845966B2 (en) Air conditioning system
US8645495B2 (en) Facility maintenance and management system
CN110454874A (zh) 具有成本目标优化的建筑物装置
US20110112875A1 (en) Site survey and installation for remote facility management system
US20110113360A1 (en) Facility monitoring and control system interface
US20110112701A1 (en) Power-using device monitor
CN108266859A (zh) 空调设备的状态展示方法及装置、空调设备
CN109974235A (zh) 控制家电设备的方法、装置和家电设备
KR20210091028A (ko) 예측 공조로 최적화 운전이 가능한 스마트 공기 조화 시스템
CN109416550A (zh) 用户控制装置和多功能家庭控制系统
CN103941591A (zh) 用以控制能量消耗效率的系统和方法
CN102679508A (zh) 建筑物设备运作状态评价方法以及装置
CN110081553A (zh) 运行频率的调节方法和装置
JP7389314B2 (ja) 空気調和装置の制御システム
CN111880417A (zh) 一种基于App的智慧家庭能源管控系统及其最优控制方法
US20260071771A1 (en) Optimized control method and system of building air conditionings taking personalized comfort of regional users into consideration
KR102457016B1 (ko) 인공신경망을 이용한 공조기 최적 제어 장치 및 방법
CN110094843A (zh) 基于缺冷媒等级的控制空调的方法和装置
US20240167723A1 (en) Air-conditioning apparatus and air-conditioning system
CN109210684A (zh) 控制空调的方法、装置以及空调装置
CN109615750A (zh) 门禁机的人脸识别控制方法及装置、门禁设备、存储介质
JP7325630B2 (ja) 空気調和機の診断システムおよび学習装置
CN114413055A (zh) 一种地铁隧道风机连锁风阀的运维装置和方法

Legal Events

Date Code Title Description
AS Assignment

Owner name: MITSUBISHI ELECTRIC CORPORATION, JAPAN

Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:KYOYA, TAKANORI;REEL/FRAME:064859/0947

Effective date: 20230704

STPP Information on status: patent application and granting procedure in general

Free format text: DOCKETED NEW CASE - READY FOR EXAMINATION

STPP Information on status: patent application and granting procedure in general

Free format text: RESPONSE TO NON-FINAL OFFICE ACTION ENTERED AND FORWARDED TO EXAMINER

STPP Information on status: patent application and granting procedure in general

Free format text: NON FINAL ACTION COUNTED, NOT YET MAILED

STPP Information on status: patent application and granting procedure in general

Free format text: NON FINAL ACTION MAILED

STPP Information on status: patent application and granting procedure in general

Free format text: FINAL REJECTION COUNTED, NOT YET MAILED

STPP Information on status: patent application and granting procedure in general

Free format text: RESPONSE TO NON-FINAL OFFICE ACTION ENTERED AND FORWARDED TO EXAMINER

STPP Information on status: patent application and granting procedure in general

Free format text: FINAL REJECTION COUNTED, NOT YET MAILED

STPP Information on status: patent application and granting procedure in general

Free format text: FINAL REJECTION MAILED