# US 12,001,745 B2 · Electronic cutting board, wireless power transmission apparatus and cooking management method using the wireless power transmission apparatus > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 12,001,745 B2 - Document ID: US12001745B2 - Status: Granted - Kind: B2 - Application number: 17/692,527 - Filed: 2022-03-11 - Published: 2022-09-15 - Granted: 2024-06-04 - Earliest claimed: 2021-03-12 - Assignees: Samsung Electronics Co., Ltd. - Applicants: Samsung Electronics Co., Ltd. - Inventors: Sunghyun Song; Hyeongseong Kim; Nooree Na; Taehyoung Cho - Web page: https://patentgrep.com/patent/US12001745B2 ## CPC - G06F 3/14: Digital output to display device {; Cooperation and interconnection of the display device with other functional units} - A47J 36/32: Time-controlled igniting mechanisms or alarm devices - A47J 47/00: Kitchen containers, stands or the like, not provided for in other groups of this subclass; Cutting-boards, e.g. for bread {(bowls for food processors A47J43/0727)} - A47J 47/005: {Cutting boards} - G01G 19/414: using electronic computing means only - G01G 19/52: Weighing apparatus combined with other objects, e.g. furniture (with walking sticks A45B3/08) - G01G 23/18: Indicating devices, e.g. for remote indication; Recording devices; Scales, e.g. graduated - G06F 3/147: using display panels - H02J 50/10: using inductive coupling - H02J 50/12: of the resonant type - H02J 50/402: {the two or more transmitting or the two or more receiving devices being integrated in the same unit, e.g. power mats with several coils or antennas with several sub-antennas} - H02J 50/80: involving the exchange of data, concerning supply or distribution of electric power, between transmitting devices and receiving devices - H02J 50/90: involving detection or optimisation of position, e.g. alignment - H05B 3/68: Heating arrangements specially adapted for cooking plates or analogous hot-plates - G06F: ELECTRIC DIGITAL DATA PROCESSING (computer systems based on specific computational models G06N) - A47J: KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES - G01G: WEIGHING (sorting by weighing B07C5/16) - H02J: ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY - H05B: ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL ## Abstract An electronic cutting board which includes a power receiver configured to receive power from a wireless power transmission apparatus, a communication circuitry configured to communicate with the wireless power transmission apparatus, a plate including a display and a protective cover provided to protect the display, a weight sensor configured to measure a weight of an object while the object is placed on the plate, and a controller configured to control the display to display a cutting guide based on the measured weight. ## Claims ### Claim 1 An electronic cutting board, comprising: a power receiver configured to receive power from a wireless power transmission apparatus; a communication circuitry configured to communicate with the wireless power transmission apparatus, the wireless power transmission apparatus being configured to receive recipe information from a mobile device and transmit the recipe information received from the mobile device to the communication circuitry; a plate comprising a display and a protective cover to protect the display; a weight sensor configured to measure a weight of an object while the object is placed on the plate; and a controller configured to control the display of the plate to display a cutting guide based on the measured weight and the recipe information received based on communication of the communication circuitry with the wireless power transmission apparatus which includes a display interworked with a screen displayed on the mobile device so as to switch to displaying information associated with the object placed on the plate based on one of the wireless power transmission apparatus and the mobile device displaying the information associated with the object according to a request. ### Claim 2 (depends on 1) The electronic cutting board of claim 1, wherein the recipe information comprises a target weight of the object, wherein the controller is configured to determine a target cutting length of the object based on a difference between the measured weight and the target weight, and configured to control the display to display the target cutting length. ### Claim 3 (depends on 2) The electronic cutting board of claim 2, further comprising: a touch sensor arranged on an upper portion of the display and configured to detect a contact of the plate with the object placed on the plate; wherein the controller is configured to determine the target cutting length of the object based on a difference between the measured weight, the target weight and an output of the touch sensor. ### Claim 4 (depends on 3) The electronic cutting board of claim 3, wherein the display is configured to display a plurality of scales spaced apart by a predetermined interval, wherein the controller is configured to determine a position of a scale for displaying the cutting guide among the plurality of scales based on the output of the touch sensor. ### Claim 5 A wireless power transmission apparatus, comprising: a plate on an upper portion of the wireless power transmission apparatus; a transmitting coil configured to transmit power to a wireless electronic device while the wireless electronic device is placed on the plate, the transmitting coil being configured to heat a cooking vessel while the cooking vessel is placed on the plate; a communication circuitry configured to receive a recipe from a mobile device while the mobile device is connected to the wireless power transmission apparatus; a display configured to display a screen; an inputter configured to receive a user input; and a controller configured to control the communication circuitry and the display such that the screen displayed on the display of the wireless power transmission apparatus and a screen displayed on the mobile device are interworked with each other to switch to displaying information associated with an object placed on the plate based on one of the wireless power transmission apparatus and the mobile device displaying the information associated with the object according to a request. ### Claim 6 (depends on 5) The wireless power transmission apparatus of claim 5, wherein the display is configured to sequentially display a screen indicating a plurality of cooking steps constituting the recipe. ### Claim 7 (depends on 6) The wireless power transmission apparatus of claim 6, wherein the controller is configured to control the communication circuitry to transmit a command, so that a current cooking step is moved to a next cooking step among the plurality of cooking steps, to the mobile device, wherein the command is transmitted to the mobile device based on the user input corresponding to the command being received or based on a predetermined condition being satisfied. ### Claim 8 (depends on 7) The wireless power transmission apparatus of claim 7, wherein based on receiving the command from the mobile device, the controller is configured to control the display to display the next cooking step. ### Claim 9 (depends on 7) The wireless power transmission apparatus of claim 7, wherein based on an operation, which is performed for a predetermined time, being contained in the current cooking step among the plurality of cooking steps, the controller is configured to control the display to execute a timer function. ### Claim 10 (depends on 5) The wireless power transmission apparatus of claim 5, wherein based on an electronic cutting board being placed on the plate, the controller is configured to control the communication circuitry to transmit a target weight of the object to the electronic cutting board based on the recipe, wherein based on receiving a weight of the object measured by a weight sensor from the electronic cutting board, the controller is configured to control the display to display the weight measured. ### Claim 11 (depends on 6) The wireless power transmission apparatus of claim 6, wherein the controller is configured to control the display to display information about a wireless electronic device or a cooking vessel involving a current cooking step among the plurality of cooking steps. ### Claim 12 A cooking management method using a wireless power transmission apparatus, comprising: connecting the wireless power transmission apparatus to a mobile device; receiving a recipe, from the mobile device, by the wireless power transmission apparatus; displaying a screen on a display of the wireless power transmission apparatus; and controlling the screen displayed on the display of the wireless power transmission apparatus to interwork with a screen displayed on the mobile device such that while one of the screen of wireless power transmission apparatus and the screen displayed on mobile device is displaying information associated with an object, another one of the screen of the wireless power transmission apparatus and the screen displayed on the mobile device is switched to displaying the information. ### Claim 13 (depends on 12) The cooking management method of claim 12, wherein the displaying of the screen related to the recipe comprises sequentially displaying a plurality of cooking steps constituting the recipe, wherein the screen displayed on the display of the wireless power transmission apparatus and the screen displayed on the mobile device interwork with each other where a command is transmitted to the mobile device so that a current cooking step is moved to a next cooking step among the plurality of cooking steps. ### Claim 14 (depends on 13) The cooking management method of claim 13, wherein the screen displayed on the display of the wireless power transmission apparatus and the screen displayed on the mobile device interwork with each other where the command is transmitted to the mobile device based on a user input being received corresponding to the command or based on a predetermined condition being satisfied. ### Claim 15 (depends on 13) The cooking management method of claim 13, wherein the screen displayed on the display of the wireless power transmission apparatus and the screen displayed on the mobile device interwork with each other to display the next cooking step based on receiving the command from the mobile device.