A disclosed microwave heating apparatus includes a casing part configured to accommodate an object to be heated; a microwave generator configured to generate a microwave; an electromagnetic wave generator configured to generate an electromagnetic wave whose frequency is different from that of the microwave; an electromagnetic wave sensor configured to measure power of the electromagnetic wave, the power of the electromagnetic wave being measured after the electromagnetic wave incident on the casing part from the electromagnetic wave generator has passed through the object to be heated; and a controller configured to control, based on the power measured in the electromagnetic wave sensor, the microwave generator to generate the microwave.

A cooking apparatus (1) comprises a base (7) comprising a lower heater (2) defining a bottom cooking surface (4) where a foodstuff (F) to be cooked can be positioned; a cover (8) closable onto the base (7) and comprising an upper heater (3) defining a top cooking surface (5) and a lifting system (16) for moving the upper heater to and from the lower heater when the cover is closed onto the base; a database (103) storing a plurality of selectable cooking programs each including one or more cooking phases each associated with corresponding cooking parameters including a temperature of the upper heater and a distance (d) of the top cooking surface from the bottom cooking surface; and a controller (18) configured to control the operations of the lifting system and the upper heater based on the cooking parameters of a selected program.

The present invention addresses the problem of providing a heating furnace that sufficiently exhibits the microwave effect produced by microwave heating and allows economical heating taking advantage of the characteristics of each heating method. The provided microwave composite heating furnace (1) is equipped with: a housing (10); a heating container (11) for accommodating and heating an object to be heated; a heating means (12) for heating the heating container (11) from the outside; a microwave irradiation device (13); a to-be-heated object supplying device (14) that supplies the object to be heated to the inside of the heating container (11); a gas introducing means (15) for introducing gas into the heating container (11); and a gas recovery means (16) for recovering the gas generated when heating the object to be heated. The heating container (11) comprises a material that has high electrical conductivity so as to reflect microwaves and confine the microwaves inside and that has high heat resistance so as not to react with the heated object, thereby confining microwaves irradiated into the heating container (11) not through the outer wall of the heating container, and allowing an improvement in electromagnetic field density.

A heater includes a folded heater wire, a first insulator provided on the heater wire, a metal sheath provided so as to be in contact with the first insulator, a first insulating member arranged parallel to a first end part of the heater wire taken out from a first end part of the metal sheath, a second insulating member arranged parallel to the first insulating member and parallel to a second end part of the heater wire taken out from the first end part of the metal sheath, a second insulator in contact with the first and the second insulating members and the metal sheath, and a lid member covering the first insulating member, the lid member being in contact with the metal sheath, the first and the second insulating members via the second insulator, and arranged parallel to the first and the second insulating members and the metal sheath.

An apparatus for applying electromagnetic energy to an object in an energy application zone via at least one radiating element is disclosed. The apparatus may include at least one processor. The at least one processor may be configured to determine a value indicative of energy absorbable by the object at each of a plurality of frequencies and to cause the at least one radiating element to apply energy to the zone in at least a subset of the plurality of frequencies. Energy applied to the zone at each of the subset of frequencies may be a function of the absorbable energy value at each frequency.

A cooking appliance includes a housing that defines a cavity therein, a door connected to the housing and configured to open and close the cavity, a microwave (MW) heating module configured to emit microwaves into the cavity, and an induction heating (IH) module configured to emit a magnetic field towards the cavity. The IH module includes a working coil that is configured to generate the magnetic field and a thin film that is disposed between the cavity and the working coil.

Disclosed herein is a terminal device and a cooking apparatus capable of guiding an arrangement of a food item in the cooking apparatus comprising a plurality of heat sources to form a plurality of cooking zones having different heating characteristics. The terminal device comprises an imaging device, a user interface provided to display an image captured through the imaging device and provided to receive an input from a user, and a controller configured, in response to determining that the captured image corresponds to an image of a cooking apparatus and in response to obtaining food item information from the user, to control the user interface to display an augmented reality (AR) image of the food item superimposed on a recommended cooking zone among a plurality of cooking zones of the cooking apparatus.

A microwave oven is provided including a cooking cavity for receiving food to be cooked, at least one microwave source for generating microwave energy inside the cooking cavity, and a supplemental heating system positioned to heat the food. The supplemental heating system includes at least one IR radiation source for generating IR radiation and a metallic mesh screen placed between the at least one IR radiation source and the cooking cavity for spatially distributing the IR radiation to uniformly project into the cooking cavity and minimizing microwave energy field losses. The metallic mesh screen includes a plurality of hexagonal apertures arranged in a honeycomb pattern. The distance between parallel sides of each one of the hexagonal apertures is Ax and the distance between each hexagonal aperture and each adjacent hexagonal aperture is Bx where Ax is less than or equal to about 3 times Bx.

A cooking apparatus according to one embodiment includes a cooking chamber including a plurality of cooking regions, a plurality of heaters configured to heat at least one cooking region among the plurality of cooking regions, an inputter configured to receive a command related to cooking from a user, a display, and a controller configured to control the plurality of heaters and the display, wherein, while cooking is being performed in some cooking regions among the plurality of cooking regions, the controller may control the display to display other cooking regions in which additional cooking is performable.

A cooking appliance having a casing with a cavity formed therein, a first heat source module arranged at a side surface of the casing to emit microwaves to the cavity, a second heat source module arranged at a bottom surface of the casing to emit magnetic fields to the cavity, and a third heat source module is arranged at an upper portion of the casing to emit radiant heat to the cavity, whereby the second heat source module in an induction heating manner rapidly heats a bottom surface of a bowl thereby improving cooking speed of the cooking appliance together with other heat sources.