公开(公告)号：US20110114633A1

公开(公告)日：2011-05-19

申请号：US12850704

申请日：2010-08-05

申请人： Olle Niklasson ,  Ulf Erih Nordh ,  Fredrik Hallgren ,  Hakan Carlsson

发明人： Olle Niklasson ,  Ulf Erih Nordh ,  Fredrik Hallgren ,  Hakan Carlsson

IPC分类号： H05B6/50

CPC分类号： H05B6/686 ,  H05B6/6488 ,  H05B6/688 ,  H05B6/705 ,  Y02B40/143 ,  Y02B40/146

摘要： A method of operating a microwave oven and a microwave oven are disclosed. The microwave oven comprises a magnetron for providing microwave power to heat a load placed in the microwave oven, and a solid-state microwave generator for providing microwave power to sense presence and/or determine nature of the load in the microwave oven.

摘要翻译： 公开了一种操作微波炉和微波炉的方法。 微波炉包括用于提供微波功率以加热放置在微波炉中的负载的磁控管，以及固态微波发生器，用于提供微波功率以感测存在和/或确定微波炉中负载的性质。

公开(公告)号：US20120097667A1

公开(公告)日：2012-04-26

申请号：US13280018

申请日：2011-10-24

申请人： Olle Niklasson ,  Hakan Carlsson ,  Ulf Nordh ,  Fredrik Hallgren

发明人： Olle Niklasson ,  Hakan Carlsson ,  Ulf Nordh ,  Fredrik Hallgren

IPC分类号： H05B6/64 ,  H05B6/68

CPC分类号： H05B6/705 ,  H05B6/686 ,  H05B6/688 ,  H05B6/72 ,  H05B2206/044 ,  Y02B40/143

摘要： A microwave heating apparatus and a method of operating a microwave heating apparatus are provided. The microwave heating apparatus comprises a load receiving cavity, at least one microwave source, a plurality of feeding ports connected to the microwave source and the cavity for feeding microwaves to the cavity, a measuring unit and a control unit. The measuring unit measures, for at least one frequency or within a frequency range, the power of microwaves reflected back to the microwave source for at least part of the plurality of feeding ports. The control unit selects at least one of the feeding ports based on the measured powers of the reflected microwaves in order to feed microwaves to the cavity via the at least one selected feeding port during operation of the microwave heating apparatus at the at least one frequency or within the frequency range.

摘要翻译： 提供微波加热装置和操作微波加热装置的方法。 微波加热装置包括负载接收腔，至少一个微波源，连接到微波源的多个馈送端口和用于将微波馈送到空腔的空腔，测量单元和控制单元。 对于至少一个频率或频率范围内的测量单元，对多个馈送端口的至少一部分反射回到微波源的微波功率。 控制单元基于所反射的微波的测量功率来选择馈送端口中的至少一个，以便在至少一个频率的微波加热装置的操作期间经由所述至少一个选择的馈送端口将微波馈送到空腔;或 在频率范围内。

公开(公告)号：US20120152937A1

公开(公告)日：2012-06-21

申请号：US13331926

申请日：2011-12-20

申请人： Ulf Nordh ,  Hakan Carlsson ,  Olle Niklasson ,  Fredrik Hallgren

发明人： Ulf Nordh ,  Hakan Carlsson ,  Olle Niklasson ,  Fredrik Hallgren

IPC分类号： H05B6/68

CPC分类号： H05B6/642 ,  H05B6/666 ,  H05B6/68

摘要： A microwave heating apparatus and methods of controlling cooling of a microwave heating apparatus are provided. The microwave heating apparatus typically includes a microwave source for generating microwaves, a cooling unit for cooling the microwave source and a control unit. According to one embodiment, the control unit is configured to determine the efficiency of the microwave source and then to control the cooling based on the determined efficiency. The methods and the microwave heating apparatuses of the present invention are advantageous with respect to energy consumption.

摘要翻译： 提供一种微波加热装置和微波加热装置的冷却控制方法。 微波加热装置通常包括用于产生微波的微波源，用于冷却微波源的冷却单元和控制单元。 根据一个实施例，控制单元被配置为确定微波源的效率，然后基于确定的效率来控制冷却。 本发明的方法和微波加热装置在能量消耗方面是有利的。

公开(公告)号：US09538585B2

公开(公告)日：2017-01-03

申请号：US13150323

申请日：2011-06-01

申请人： Ulf Nordh ,  Hakan Carlsson ,  Olle Niklasson ,  Fredrik Hallgren

发明人： Ulf Nordh ,  Hakan Carlsson ,  Olle Niklasson ,  Fredrik Hallgren

IPC分类号： H05B6/70 ,  H05B6/72 ,  H05B6/64

CPC分类号： H05B6/725 ,  H05B6/6494

摘要： A microwave heating apparatus and a method for heating/browning a piece of food by means of microwaves are provided. The microwave heating apparatus comprises a cavity arranged to receive, in a substantially horizontal browning region, a piece of food to be browned. The microwave heating apparatus further comprises a microwave source for generating microwaves and a rotatable antenna arranged at the cavity bottom for supplying the generated microwaves. The antenna is configured to produce at least one radiating lobe pointing towards the browning region such that the intersection between the radiating lobe and the browning region forms a hot spot, thereby forming a ring-shaped heating pattern in the browning region under rotation of the antenna. The present invention is advantageous in that a microwave heating apparatus with an improved crisp function is provided.

摘要翻译： 提供微波加热装置和通过微波加热/使一件食物变褐的方法。 所述微波加热装置包括一个空腔，该空腔设置成在基本上水平的褐变区域中接收一块待褐色的食物。 微波加热装置还包括用于产生微波的微波源和布置在空腔底部的用于提供产生的微波的可旋转天线。 天线被配置为产生指向褐变区域的至少一个辐射波瓣，使得辐射波瓣和褐变区域之间的交叉点形成热点，从而在天线旋转的棕色区域中形成环形加热图案 。 本发明的优点在于提供了具有改善的脆性功能的微波加热装置。

公开(公告)号：US09131541B2

公开(公告)日：2015-09-08

申请号：US13331926

申请日：2011-12-20

申请人： Ulf Nordh ,  Hakan Carlsson ,  Olle Niklasson ,  Fredrik Hallgren

发明人： Ulf Nordh ,  Hakan Carlsson ,  Olle Niklasson ,  Fredrik Hallgren

IPC分类号： H05B6/68 ,  H02M3/335 ,  H05B6/64 ,  H05B6/66

CPC分类号： H05B6/642 ,  H05B6/666 ,  H05B6/68

摘要： A microwave heating apparatus and methods of controlling cooling of a microwave heating apparatus are provided. The microwave heating apparatus typically includes a microwave source for generating microwaves, a cooling unit for cooling the microwave source and a control unit. According to one embodiment, the control unit is configured to determine the efficiency of the microwave source and then to control the cooling based on the determined efficiency. The methods and the microwave heating apparatuses of the present invention are advantageous with respect to energy consumption.

摘要翻译： 提供一种微波加热装置和微波加热装置的冷却控制方法。 微波加热装置通常包括用于产生微波的微波源，用于冷却微波源的冷却单元和控制单元。 根据一个实施例，控制单元被配置为确定微波源的效率，然后基于确定的效率来控制冷却。 本发明的方法和微波加热装置在能量消耗方面是有利的。

公开(公告)号：US20120152938A1

公开(公告)日：2012-06-21

申请号：US13331959

申请日：2011-12-20

申请人： Ulf Nordh ,  Hakan Carlsson ,  Olle Niklasson ,  Fredrik Hallgren

发明人： Ulf Nordh ,  Hakan Carlsson ,  Olle Niklasson ,  Fredrik Hallgren

IPC分类号： H05B6/68

CPC分类号： H05B6/705 ,  H05B6/688 ,  Y02B40/143

摘要： A microwave heating apparatus and a method of operating a microwave heating apparatus are provided. The microwave heating apparatus includes a microwave source for generating microwaves, a transmission line for transmitting the generated microwaves from the microwave source to a cavity, a measuring device that measures the power of microwaves transmitted from the microwave source and a receiving device that receives operational data indicative of the power supplied to the microwave source. The microwave heating apparatus further includes a control unit adapted to adjust the impedance of the transmission line and/or the impedance matching between the microwave source and the transmission line based on the measured power of the transmitted microwaves and the received operational data in order to control the efficiency of the microwave source. The microwave heating apparatus improves control of the microwave source efficiency.

摘要翻译： 提供微波加热装置和操作微波加热装置的方法。 微波加热装置包括用于产生微波的微波源，用于将产生的微波从微波源传输到腔的传输线，测量从微波源发射的微波功率的测量装置和接收操作数据的接收装置 指示供应给微波源的功率。 微波加热装置还包括控制单元，该控制单元适于基于所测量的发射的微波功率和接收到的操作数据来调整传输线的阻抗和/或微波源与传输线之间的阻抗匹配，以便控制 微波源的效率。 微波加热装置提高了微波源效率的控制。

公开(公告)号：US09930732B2

公开(公告)日：2018-03-27

申请号：US13280018

申请日：2011-10-24

申请人： Olle Niklasson ,  Hakan Carlsson ,  Ulf Nordh ,  Fredrik Hallgren

发明人： Olle Niklasson ,  Hakan Carlsson ,  Ulf Nordh ,  Fredrik Hallgren

IPC分类号： H05B6/66 ,  H05B6/50 ,  H05B6/70 ,  H05B6/68 ,  H05B6/72

CPC分类号： H05B6/705 ,  H05B6/686 ,  H05B6/688 ,  H05B6/72 ,  H05B2206/044 ,  Y02B40/143

摘要： A microwave heating apparatus and a method of operating a microwave heating apparatus are provided. The microwave heating apparatus comprises a load receiving cavity, at least one microwave source, a plurality of feeding ports connected to the microwave source and the cavity for feeding microwaves to the cavity, a measuring unit and a control unit. The measuring unit measures, for at least one frequency or within a frequency range, the power of microwaves reflected back to the microwave source for at least part of the plurality of feeding ports. The control unit selects at least one of the feeding ports based on the measured powers of the reflected microwaves in order to feed microwaves to the cavity via the at least one selected feeding port during operation of the microwave heating apparatus at the at least one frequency or within the frequency range.

公开(公告)号：US09332597B2

公开(公告)日：2016-05-03

申请号：US13150335

申请日：2011-06-01

申请人： Olle Niklasson ,  Hakan Carlsson ,  Ulf Nordh ,  Fredrik Hallgren

发明人： Olle Niklasson ,  Hakan Carlsson ,  Ulf Nordh ,  Fredrik Hallgren

IPC分类号： H05B6/66 ,  H05B6/68 ,  H05B6/64

CPC分类号： H05B6/6482 ,  H05B6/6402 ,  H05B6/6447 ,  H05B6/6494 ,  H05B2206/044

摘要： A microwave heating apparatus for heating a load by means of microwaves is provided. The microwave heating apparatus has a cavity arranged to receive a piece of food to be heated, a first microwave supply system configured to supply microwaves at the cavity bottom for energizing a browning function in the cavity, a second microwave supply system configured to supply microwaves into the cavity for exciting cavity modes and a control unit configured to control the first and second microwave supply systems based on a food category and/or a cooking program. The first supply system has at least one microwave source and at least one antenna arranged in a lower part of the cavity and the second microwave supply system has at least one microwave source and at least one feeding port arranged in an upper part of the cavity. The present invention is advantageous in that a microwave heating apparatus with an improved crisp function is provided.

摘要翻译： 提供一种通过微波加热负载的微波加热装置。 所述微波加热装置具有被配置为容纳要加热的食物的空腔;第一微波供应系统，被配置为在所述空腔底部提供微波，以激发所述空腔中的褐变功能;第二微波供应系统，被配置为将微波供应到 用于激发腔模的空腔和配置成基于食物类别和/或烹饪程序控制第一和第二微波供应系统的控制单元。 第一供电系统具有至少一个微波源，并且至少一个天线布置在空腔的下部，第二微波供应系统具有至少一个微波源和至少一个馈送端口，其布置在空腔的上部。 本发明的优点在于提供了具有改善的脆性功能的微波加热装置。

公开(公告)号：US08530807B2

公开(公告)日：2013-09-10

申请号：US12850704

申请日：2010-08-05

申请人： Olle Niklasson ,  Ulf Nordh ,  Fredrik Hallgren ,  Hakan Carlsson

发明人： Olle Niklasson ,  Ulf Nordh ,  Fredrik Hallgren ,  Hakan Carlsson

IPC分类号： H05B6/50

CPC分类号： H05B6/686 ,  H05B6/6488 ,  H05B6/688 ,  H05B6/705 ,  Y02B40/143 ,  Y02B40/146

摘要： A method of operating a microwave oven and a microwave oven are disclosed. The microwave oven comprises a magnetron for providing microwave power to heat a load placed in the microwave oven, and a solid-state microwave generator for providing microwave power to sense presence and/or determine nature of the load in the microwave oven.

摘要翻译： 公开了一种操作微波炉和微波炉的方法。 微波炉包括用于提供微波功率以加热放置在微波炉中的负载的磁控管，以及固态微波发生器，用于提供微波功率以感测存在和/或确定微波炉中负载的性质。

公开(公告)号：US08338763B2

公开(公告)日：2012-12-25

申请号：US12754083

申请日：2010-04-05

申请人： Ulf Erik Nordh ,  Olle Niklasson ,  Fredrik Hallgren ,  Hakan Carlsson

发明人： Ulf Erik Nordh ,  Olle Niklasson ,  Fredrik Hallgren ,  Hakan Carlsson

IPC分类号： H05B6/68

CPC分类号： H05B6/74

摘要： A microwave heating device and a method for heating a load using microwaves are provided. The microwave heating device comprises a cavity adapted to receive a load and at least two microwave sources for feeding microwave energy into the cavity through at least two feeding ports respectively. The microwave heating device further comprises at least two field sensors adapted to measure field strengths of the microwave energy in the cavity. A first field sensor is arranged at a first location for measuring the field strength representative of a mode fed from a first feeding port and a second field sensor is arranged at a second location for measuring the field strength representative of a mode fed from a second feeding port. The microwave heating device further comprises a control unit connected to the microwave sources and the field sensors for regulating the microwave sources based on the measured field strengths. The present invention is advantageous in that it enables uniform heating of the load in the cavity.

摘要翻译： 提供微波加热装置和使用微波加热负载的方法。 微波加热装置包括适于接收负载的空腔和至少两个微波源，用于通过至少两个馈送端口将微波能量馈送到空腔中。 微波加热装置还包括适于测量空腔中的微波能量的场强的至少两个场传感器。 第一场传感器被布置在第一位置处，用于测量代表从第一馈送端口馈送的模式的场强，并且第二场传感器布置在第二位置处，用于测量代表从第二馈电馈送的模式的场强 港口。 微波加热装置还包括连接到微波源的控制单元和用于基于所测量的场强来调节微波源的场传感器。 本发明的优点在于其能够均匀地加热空腔中的负载。