WO2019038941A1 - Dispositif de cuisson - Google Patents

Dispositif de cuisson Download PDF

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Publication number
WO2019038941A1
WO2019038941A1 PCT/JP2017/044882 JP2017044882W WO2019038941A1 WO 2019038941 A1 WO2019038941 A1 WO 2019038941A1 JP 2017044882 W JP2017044882 W JP 2017044882W WO 2019038941 A1 WO2019038941 A1 WO 2019038941A1
Authority
WO
WIPO (PCT)
Prior art keywords
unit
antenna
microwaves
heated
radiation
Prior art date
Application number
PCT/JP2017/044882
Other languages
English (en)
Japanese (ja)
Inventor
卓士 岸本
Original Assignee
シャープ株式会社
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 シャープ株式会社 filed Critical シャープ株式会社
Priority to JP2019537550A priority Critical patent/JP7019702B2/ja
Publication of WO2019038941A1 publication Critical patent/WO2019038941A1/fr

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
    • F24C7/00—Stoves or ranges heated by electric energy
    • F24C7/02—Stoves or ranges heated by electric energy using microwaves
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B6/00—Heating by electric, magnetic or electromagnetic fields
    • H05B6/64—Heating using microwaves
    • H05B6/72—Radiators or antennas
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B6/00—Heating by electric, magnetic or electromagnetic fields
    • H05B6/64—Heating using microwaves
    • H05B6/74—Mode transformers or mode stirrers

Definitions

  • the present invention relates to a heating cooker.
  • Patent Document 1 a heating cooker capable of selectively heating a portion to be warmed in an object to be heated has been proposed.
  • a plurality of radiation parts that radiate microwaves are provided in the heating cooker, and drive control is performed on an amplifier that supplies amplified microwaves to the respective radiation parts. It will be done.
  • the amplification part and the radiation part are provided one to one, so if the number of radiation parts is increased, it is necessary to increase the number of amplification parts by the same amount.
  • the heating cooker becomes expensive if the number of amplifiers is increased as well as the number of radiation units in order to selectively heat the portion to be heated in the object to be heated. It occurs.
  • An object of the present invention is to provide a heating cooker which does not become expensive even if the number of radiating parts is increased in order to selectively heat a portion to be warmed in the object to be heated.
  • a cooking-by-heating machine concerning one mode of the present invention amplifies a plurality of radiating parts which emit a microwave to a thing to be heated, and amplifies it and supplies it to the above-mentioned radiating part And a switching unit configured to switch the supply destination of the microwaves from the amplification unit to any of the plurality of radiation units.
  • the present invention it is possible to provide a heating cooker that does not become expensive even if the number of radiation parts is increased in order to selectively heat a portion to be warmed in the object to be heated.
  • FIG. 1 It is a block diagram showing composition of a microwave oven which is a cooking-by-heating machine of an embodiment of the present invention. It is a top view of the to-be-heated material shown in FIG. It is a block diagram which shows the structure of the microwave oven which is a heating cooker of other embodiment of this invention. It is a schematic block diagram of the switching part mounted in the microwave oven which is a heating cooker of the further another embodiment of this invention. It is a top view which shows the antenna mounted in the microwave oven which is a heating cooker of the further another embodiment of this invention, and its wiring. It is a block diagram which shows an example which connected the heating cooker of this invention to the cloud server.
  • Embodiment 1 Embodiments of the present invention will be described below based on the drawings. In the following embodiments, an example in which the configuration of the heating cooker of the present invention is applied to a microwave heating cooker will be described.
  • FIG. 1 is a block diagram showing the configuration of the microwave heating cooker of the present embodiment.
  • the microwave heating cooker (hereinafter, simply referred to as a microwave oven) 1 which is a heating cooker can selectively heat a portion to be warmed in the object to be heated 31.
  • the microwave oven 1 includes a control unit (specification unit) 11, an oscillation unit 12, a pre-amplification unit 13, a first amplification unit 14, a second amplification unit 15, and a first phase conversion unit. 16, second phase converter 17, first reflected power detector 18, second reflected power detector 19, first switching unit 20, second switching unit 21, first antenna 22, second antenna 23, image sensor 24 And a storage unit 25.
  • the oscillation unit 12 oscillates the microwave, and adjusts the oscillation frequency of the microwave and the intensity of the microwave based on an instruction from the control unit 11.
  • the microwave output from the oscillation unit 12 passes through the front amplification unit 13, passes through the first amplification unit 14, the first phase conversion unit 16, the first reflected power detection unit 18, the first switching unit 20, and the first antenna.
  • the first amplification unit 14 further amplifies the microwaves oscillated by the oscillation unit 12 and amplified by the front amplification unit 13, and the first phase conversion unit 16, the first reflected power detection unit 18, and the first switching unit 20. To the first antenna 22.
  • the second amplification unit 15 further amplifies the microwaves oscillated by the oscillation unit 12 and amplified by the front amplification unit 13, and the second phase conversion unit 17, the second reflected power detection unit 19, and the second switching unit 21. To the second antenna 23.
  • the first phase converter 16 and the second phase converter 17 are controlled by the controller 11 so that a desired intensity distribution of microwaves is formed on the object 31 placed in the heating chamber 1a. , The phase of the microwaves radiated from the first antenna 22 and the second antenna 23 is converted.
  • the first reflected power detection unit 18 and the second reflected power detection unit 19 receive the reflected wave of the microwaves radiated into the heating chamber 1 a, convert the reflected power into a reflected power, and convert the converted reflected power into the control unit 11.
  • the control unit 11 uses the reflected power from the first reflected power detection unit 18 and the second reflected power detection unit 19 to set the placement position and type (such as material) of the object 31 placed in the heating chamber 1a. It controls so that the microwave which is specified and optimum for cooking is emitted to the object to be heated 31.
  • all of the first antenna 22 and the second antenna 23 receive the reflected waves of the microwaves. Thereby, the specification precision of the mounting position and kind (material etc.) of to-be-heated material 31 can be raised. However, it is not limited to receiving a reflected wave using all of the first antenna 22 and the second antenna 23.
  • the first switching unit 20 and the second switching unit 21 switch the microwave supply destination according to an instruction from the control unit 11.
  • the switching destination of the microwaves in the first switching unit 20 may be one first antenna 22 or two or more first antennas 22.
  • the switching destination of the microwaves in the second switching unit 21 may be one second antenna 23 or two or more second antennas 23. That is, both the first switching unit 20 and the second switching unit 21 perform one-to-many switching.
  • switching of microwaves in the first switching unit 20 and the second switching unit 21 is realized using a switch that switches ON / OFF based on an instruction from the control unit 11.
  • the switching of the microwaves in the first switching unit 20 and the second switching unit 21 is not limited to the above example, and may be realized by another method. The implementation of other methods will be described in other embodiments described later.
  • the first antenna 22 and the second antenna 23 are made of semiconductor elements, and are provided on the bottom of the heating chamber 1 a of the plurality (four in the present embodiment) of the microwave oven 1. That is, in the case of the present embodiment, the bottom surface in the heating chamber 1a is divided into eight regions, and the first antenna 22 or the second antenna 23 is provided in each of the eight regions.
  • microwaves are emitted from the bottom side to the object to be heated 31 placed in the heating chamber 1a. Therefore, they are installed in eight regions depending on the place where the object to be heated 31 is placed, materials, etc.
  • a microwave is radiated to a portion to be warmed in the heating target 31 by using any one of the first antennas 22 and the second antennas 23. Therefore, it is possible to selectively heat the portion to be warmed in the object to be heated 31.
  • the image sensor 24 is provided on the ceiling wall of the heating chamber 1a, captures an image of the object to be heated 31 placed in the heating chamber 1a from above, and acquires an image (planar image) of the upper surface of the object to be heated 31 Do.
  • the control unit 11 controls the operations of the oscillation unit 12, the first phase conversion unit 16, the second phase conversion unit 17, the first switching unit 20, and the second switching unit 21.
  • the control unit 11 recognizes the mounting position of the object to be heated 31 in the heating chamber 1 a from the planar image of the object to be heated 31 acquired by the image sensor 24.
  • the control unit 11 recognizes the material of the heating target portion of the object to be heated 31 based on the reflected powers acquired from the first reflected power detection unit 18 and the second reflected power detection unit 19.
  • the control unit 11 selects an antenna that radiates microwaves and determines the output of the microwaves to be radiated according to the recognized placement position of the object to be heated 31 and the material of the heating mode location.
  • control unit 11 supplies microwaves by the first switching unit 20 and the second switching unit 21 as to how the phase conversion of microwaves is performed by the first phase conversion unit 16 and the second phase conversion unit 17. It is decided how to select the first antenna 22 and the second antenna 23 which are ahead.
  • the storage unit 25 is formed of a non-volatile memory, and the control unit 11 controls the operations of the oscillation unit 12, the first phase conversion unit 16, the second phase conversion unit 17, the first switching unit 20, and the second switching unit 21.
  • Various information used by the control unit 11 such as information used in the case is stored.
  • a microwave absorber that absorbs microwaves may be provided on the top surface of the heating chamber 1 a of the microwave oven 1.
  • the microwave absorber may absorb a reflected wave which is not absorbed by the object to be heated 31 and reflected in the heating chamber 1a. it can.
  • the reflection of the microwave to the 1st antenna 22 and the 2nd antenna 23 can be reduced by absorbing the reflected wave of a microwave by a microwave absorber.
  • the semiconductor element which comprises the 1st antenna 22 and the 2nd antenna 23 can suppress the damage by reflection of a microwave.
  • the microwave absorber may be provided other than the top surface of the heating chamber 1a as described above, for example, on the surface where the first antenna 22 and the second antenna 23 are not provided (for example, the side surface in the storage) It may be provided, as long as it is provided within the radiation range of microwaves by the first antenna 22 and the second antenna 23.
  • the microwave absorber is preferably disposed at such a position that the reflection to the first antenna 22 and the second antenna 23 can be reduced as much as possible. Further, the number of microwave absorbers is not particularly limited.
  • FIG. 2 is a plan view showing the arrangement position of the food in the object to be heated 31.
  • the to-be-heated material 31 containing the rice 32a, the fried chicken 32b, and the salad 32c is shown as an example.
  • the rice 32a and the fried chicken 32b require heating, and the salad 32c does not require heating. Therefore, the control unit 11 illustrated in FIG. 1 converts the phase of the microwave to the first phase conversion unit 16 and the second phase conversion unit 17 so as to heat the boiled rice 32a and the fried chicken 32b, and performs the first switching. From the selected first antenna 22 and the second antenna 23, it is selected which antenna of the first antenna group 22 and which antenna of the second antenna group 23 are used for the unit 20 and the second switching unit 21. It emits microwaves.
  • the microwaves phase-converted by the first phase converter 16 and the second phase converter 17 are radiated from the respective first antennas 22 and the respective second antennas 23, the microwaves are emitted with a phase shift by a predetermined value. Ru. Therefore, by combining each first antenna 22 and each second antenna 23, the directivity of the radiated microwave can be changed. Thereby, the microwave can be emitted appropriately to the desired position of the object to be heated 31.
  • the radiation destination of the microwaves from the first amplification unit 14 and the second amplification unit 15 is switched by switching to any one of the plurality of first antennas 22 and the second antenna 23.
  • the number of first amplification units 14 and second amplification units 15 is smaller than the number of first antennas 22 and second antennas 23 that are units.
  • four first antennas 22 correspond to one first amplification unit 14, and four second antennas 23 correspond to one second amplification unit 15.
  • the number of amplifiers does not increase even if the number of first antennas 22 and second antennas 23 is increased in order to selectively heat the portion to be heated in object to be heated 31, so one antenna to one amplifier is required. It is possible to provide the microwave oven 1 cheaper than in the case of
  • the mounting position and the type of the object to be heated 31 are specified using the image sensor 24
  • the object to be heated 31 is An example of specifying the placement position and type of the object will be described.
  • the configuration of the microwave oven 1 of the present embodiment is the same as that of the microwave oven 1 of the first embodiment, and the configuration is almost the same.
  • the microwave oven 1 of the present embodiment is a first receiving antenna for receiving a reflected wave in which the microwaves radiated by the first antenna 22 and the second antenna 23 are reflected by the heating chamber 1 a of the microwave oven 1. 41 differs from the microwave oven 1 of the first embodiment in that the second receiving antenna 42 is provided.
  • the reflected wave of the microwave is received using the first antenna 22 and the second antenna 23, and the placement position and type of the object 31 placed in the heating chamber 1a (material Etc.) has been described, but in the present embodiment, a reception-only antenna (first reception antenna 41, second reception antenna 42) for receiving a reflected wave of microwaves in order to further improve the identification accuracy. Is provided.
  • the first receiving antenna 41 and the second receiving antenna 42 are provided on the side wall of the heating chamber 1a.
  • the 1st receiving antenna 41 and the 2nd receiving antenna 42 showed the example of 1 each at this embodiment, the number is not limited. As the number of receiving antennas is large, the amount of information increases accordingly, and the accuracy in specifying the mounting position and type (material etc.) of the object to be heated 31 improves.
  • the microwave switching in the first switching unit 20 and the second switching unit 21 has been described as an example implemented using a switch only for ON / OFF switching. Now, an example of switching microwaves using a circulator will be described.
  • FIG. 4 is a view showing a schematic configuration of the switching unit 51 according to the present embodiment.
  • the switching unit 51 is configured by three first circulators 52 connected to the respective first antennas 22 and three second circulators 53 connected to the respective second antennas 23. That is, the function of the first switching unit 20 in the first and second embodiments is realized by the three first circulators 52, and the function of the second switching unit 21 is realized by the three second circulators 53.
  • the three first circulators 52 are connected in series, and the microwaves amplified by the first amplification unit 14 are input to the first circulator 52 of the first stage.
  • the three second circulators 53 are connected in series, and the microwaves amplified by the second amplification unit 15 are input to the second circulator 53 of the first stage.
  • the frequency characteristics of the four first antennas 22 connected to the three first circulators 52 need to be all different.
  • the frequency characteristics of the four second antennas 23 connected to the three second circulators 53 also need to be all different.
  • the first antenna 22 and the second antenna 23 may have the same frequency characteristics or different frequency characteristics.
  • the first antenna 22 and the second antenna 23 radiate only microwaves whose frequency characteristics are matched. Using this, the antenna to which the microwave is supplied is determined.
  • the frequency characteristics of the first antenna 22 are set to 2.4 GHz, 2.45 GHz, 2.5 GHz, and 2.55 GHz in order from the first antenna 22 of the first stage.
  • the frequency characteristics of the second antenna 23 are set to 2.4 GHz, 2.45 GHz, 2.5 GHz, and 2.55 GHz in order from the second antenna 23 of the first stage.
  • the microwave is first sent to the first antenna 22 connected to the first circulator 52 of the first stage.
  • the frequency characteristic of the first antenna 22 is 2.4 GHz, it is reflected by the first antenna 22 without being radiated and returns to the first circulator 52.
  • the microwaves returned to the first circulator 52 are sent to the first antenna 22 connected to the first circulator 52 in the next stage.
  • the frequency characteristic of the first antenna 22 here is 2.45 GHz, it is reflected by the first antenna 22 without being radiated and returns to the first circulator 52.
  • the microwaves returned to the first circulator 52 are sent to the first antenna 22 connected to the first circulator 52 in the next stage.
  • the frequency characteristic of the first antenna 22 is 2.5 GHz
  • microwaves having a frequency characteristic of 2.5 GHz are emitted from the first antenna 22.
  • microwaves are emitted at the first antenna 22 whose frequency characteristics match. That is, the microwave amplified by the first amplification unit 14 moves in the direction of the arrow shown in FIG. 4 until the second antenna 23 matching the frequency characteristic is found, and the first antenna finally matched the frequency characteristic Emitted from 22
  • the microwave amplified by the second amplification unit 15 is also moved in the direction of the arrow shown in FIG. 4 until the second antenna 23 matching the frequency characteristics is found, and the frequency characteristics finally match. It is radiated from the antenna 23.
  • the first switching unit 20 and the second switching unit 21 of the first and second embodiments can be obtained.
  • Embodiment 4 Still other embodiments of the present invention are described below. In addition, about the member which has the same function as the member demonstrated in the said embodiment for convenience of explanation, the same code
  • the first phase converter 16 and the second phase converter 17 are used to change the directivity of the radiated microwave, that is, to shift the phase of the microwave.
  • the phase of the microwave is shifted without using the first phase converter 16 and the second phase converter 17 will be described.
  • FIG. 5 is a top view which shows the antenna mounted in the microwave oven which is a heating cooker of this embodiment, and its wiring.
  • wires 61 for transmitting microwaves are respectively connected to the four first antennas 22 arranged in the heating chamber 1a, and, similarly, the four second antennas 23 are Wires 62 for transmitting waves are connected respectively.
  • the four wires 61 have different lengths. That is, the length from the first amplification unit 14 to the first antenna 22 is different in each first antenna 22.
  • the four wires 62 have different lengths. That is, the length from the second amplification unit 15 to the first antenna 22 is different in each second antenna 23.
  • the phases of the microwaves supplied to the respective first antennas 22 can be shifted.
  • the phases of the microwaves supplied to the second antenna 23 can be shifted by making the lengths of the wires 62 different.
  • the microwaves radiated from the first antenna 22 and the second antenna 23 can have directivity.
  • the wires 61 and 62 are preferably wires patterned in accordance with the desired directivity.
  • the phase of the microwave supplied by each wire can be shifted only by changing the lengths of the wires 61 and 62. Therefore, the first phase converter used in the microwave oven 1 of the first embodiment 16 and the second phase converter 17 become unnecessary.
  • the identification of the object to be heated 31 by the image sensor 24 is performed by comparing the captured image of the object to be heated 31 with the image stored in the storage unit 25.
  • the range 1 accessible to the Internet, it may communicate with an external server, and the object to be heated 31 may be specified from the captured image.
  • the heating cooker 100 is connected to the Internet 102 via the wireless LAN access point 101 in the building 400.
  • the captured image of the object to be heated 31 captured by the heating cooker 100 is transmitted to the cloud server 200 via the Internet 102, and the object to be heated 31 is specified from the captured image in the cloud server 200.
  • May be Information on the identified heating target 31 is sent from the cloud server 200 to the heating cooker 100 via the Internet 102 and the wireless LAN access point 101.
  • the heating cooker 100 cooks the to-be-heated material 31 by the cooking method determined based on the information of the to-be-heated material 31 identified.
  • the heating cooker according to aspect 1 of the present invention comprises a plurality of radiation parts (a first antenna 22 and a second antenna 23) for radiating microwaves to the object to be heated 31, and the radiation parts by amplifying the microwaves.
  • the amplification units (first amplification unit 14 and second amplification unit 15) that supply (the first antenna 22 and the second antenna 23), the microcircuits from the amplification units (the first amplification unit 14 and the second amplification unit 15)
  • Providing a switching unit (first switching unit 20, second switching unit 21) for switching the wave supply destination to any of the plurality of radiation units (first antenna 22 and second antenna 23) It is characterized.
  • the switching unit that switches the supply destination of the microwaves from the amplification unit to any of the plurality of radiation units, the number of amplification units can be reduced relative to the number of radiation units. Thereby, the cost increase of the heating cooker resulting from the increase in the number of amplification parts can be suppressed.
  • the image sensor 24 for imaging the object to be heated 31, and the mounting position of the object to be heated 31 from the image captured by the image sensor 24;
  • a switching unit includes the specifying unit (the control unit 11) for specifying at least one of the types.
  • the above-mentioned radiation part (the 1st antenna 22 and the 2nd antenna 23) may be switched according to the mounting position of the to-be-heated material 31 specified by these, and at least any one of a kind.
  • At least one of the mounting position and the type of the object to be heated is automatically specified. That is, at least one of the mounting position and the type of the object to be heated can be automatically determined. Thereby, the user can appropriately heat and cook the object to be heated without knowing the placement position and the type of the object to be heated.
  • the switching unit (the first switching unit 20, the second switching unit 21) includes an amplification unit (a first amplification unit 14, a second amplification unit 15). ) May be switched to two or more radiation parts (first antenna 22 and second antenna 23).
  • the radiation portion (first antenna 22), the switching portion (the first switching portion 20, the second switching portion 21) is The lengths of the wires (61, 62) for supplying the microwaves to the second antenna 23) may be different for each of the radiation portions (the first antenna 22 and the second antenna 23).
  • the length of the wiring for supplying the microwave from the switching unit to the radiation unit is different for each radiation unit, thereby shifting the phase of the microwave supplied to each radiation unit.
  • directivity can be given and microwaves can be emitted.
  • the phase of the microwaves flowing through each wiring is changed only by changing the length of the wiring, it is not necessary to separately provide a phase conversion unit for converting the phase of the microwave.
  • the plurality of radiation parts (the first antenna 22 and the second antenna 23) have different frequency characteristics.
  • the switching unit 51 supplies the microwaves amplified by the amplification units (the first amplification unit 14 and the second amplification unit 15) to the frequency of the radiation units (the first antenna 22 and the second antenna 23). You may switch according to a characteristic.
  • the switching unit 51 is configured to connect circulators (52, 53) connected to the respective radiation parts (the first antenna 22 and the second antenna 23). You may have.
  • the heating cooker which concerns on aspect 7 of this invention is a receiving antenna (1st receiving antenna 41, 2nd) which receives the microwave which the said radiation
  • the radiation unit (the first antenna 22 and the second antenna 23) may be switched according to at least one of the position and the type.
  • At least one of the mounting position and the type of the object to be heated is automatically specified by providing the receiving antenna for receiving the microwaves radiated by the radiation unit. That is, at least one of the mounting position and the type of the object to be heated can be automatically determined. Thus, the user can properly cook the object to be heated without grasping at least one of the mounting position and the type of the object to be heated.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Constitution Of High-Frequency Heating (AREA)
  • Electric Ovens (AREA)

Abstract

L'objectif de l'invention est de fournir un dispositif de cuisson qui est apte à chauffer localement sans augmenter le coût même si le nombre d'unités rayonnantes augmente. Un four à micro-ondes (1) comprend une première unité de commutation (20) et une seconde unité de commutation (21) qui commutent la destination d'alimentation de micro-ondes amplifiées avec une première unité d'amplification (14) et une seconde unité d'amplification (15) soit à une pluralité de premières antennes (22) soit à une pluralité de secondes antennes (23) qui rayonnent les micro-ondes vers un article qui est chauffé (31).
PCT/JP2017/044882 2017-08-25 2017-12-14 Dispositif de cuisson WO2019038941A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2019537550A JP7019702B2 (ja) 2017-08-25 2017-12-14 加熱調理器

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2017-162482 2017-08-25
JP2017162482 2017-08-25

Publications (1)

Publication Number Publication Date
WO2019038941A1 true WO2019038941A1 (fr) 2019-02-28

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Application Number Title Priority Date Filing Date
PCT/JP2017/044882 WO2019038941A1 (fr) 2017-08-25 2017-12-14 Dispositif de cuisson

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WO (1) WO2019038941A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11419190B2 (en) * 2019-03-20 2022-08-16 Nxp Usa, Inc. RF heating apparatus with re-radiators

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56132793A (en) * 1980-03-19 1981-10-17 Hitachi Netsu Kigu Kk High frequency heater
JPH0544941A (ja) * 1991-08-09 1993-02-23 Sharp Corp 調理器
JP2000357583A (ja) * 1999-06-15 2000-12-26 Mitsubishi Electric Corp 電子レンジ
JP2001324146A (ja) * 2000-05-17 2001-11-22 Matsushita Electric Ind Co Ltd 高周波加熱装置
JP2015125819A (ja) * 2013-12-25 2015-07-06 古河電気工業株式会社 マイクロ波処理装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4992525B2 (ja) * 2007-04-16 2012-08-08 パナソニック株式会社 マイクロ波処理装置
GB2512819B (en) * 2013-03-18 2021-07-14 Wayv Tech Limited Microwave heating apparatus
KR20160025091A (ko) * 2014-08-26 2016-03-08 알에프에이치아이씨 주식회사 화합물 반도체 증폭기를 이용한 전자레인지

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56132793A (en) * 1980-03-19 1981-10-17 Hitachi Netsu Kigu Kk High frequency heater
JPH0544941A (ja) * 1991-08-09 1993-02-23 Sharp Corp 調理器
JP2000357583A (ja) * 1999-06-15 2000-12-26 Mitsubishi Electric Corp 電子レンジ
JP2001324146A (ja) * 2000-05-17 2001-11-22 Matsushita Electric Ind Co Ltd 高周波加熱装置
JP2015125819A (ja) * 2013-12-25 2015-07-06 古河電気工業株式会社 マイクロ波処理装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11419190B2 (en) * 2019-03-20 2022-08-16 Nxp Usa, Inc. RF heating apparatus with re-radiators

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JPWO2019038941A1 (ja) 2020-09-17

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