# US 2018/0323650 A1 · Wireless power transmission apparatus that is turned off in standby state and electronic apparatus including 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 2018/0323650 A1 - Document ID: US20180323650A1 - Status: Published application - Kind: A1 - Application number: 15/968,417 - Filed: 2018-05-01 - Published: 2018-11-08 - Earliest claimed: 2017-05-02 - Assignees: Samsung Electronics Co., Ltd. - Applicants: Samsung Electronics Co., Ltd. - Inventors: Shin Wook CHOI; Jeong Il KANG; Du Hee JANG; Seong Hoon WOO - Web page: https://patentgrep.com/patent/US20180323650A1 ## CPC - H02J 50/12: of the resonant type - H02J 50/80: involving the exchange of data, concerning supply or distribution of electric power, between transmitting devices and receiving devices - Y02B 90/20: Smart grids as enabling technology in buildings sector (smart grids supporting the management or operation of end-user stationary applications in general, or like technologies with no associated climate change mitigation effect Y04S20/00) - Y02E 60/00: Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation - Y04S 40/126: using wireless data transmission - H02J: ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY - Y02B: CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS - Y02E: REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION - Y04S: SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS ## Abstract An electronic apparatus is disclosed. The electronic apparatus includes a wireless power transmission module that wirelessly transmits power to a wireless power reception apparatus that is configured to supply power to a drive apparatus for an operation of an electronic apparatus, a first signal reception module that receives a control signal from a remote control apparatus, a first power supply module that supplies power to the first signal reception module, and a first control module configured to control the first power supply module. When the first signal reception module receives an off signal, the first control module controls the first power supply module such that power that is supplied to the wireless power transmission module is blocked. ## Claims ### Claim 1 A wireless power transmission apparatus comprising: a wireless power transmission module configured to wirelessly transmit a first power to a wireless power reception apparatus that is configured to supply a second power to a drive apparatus for an operation of an electronic apparatus; a first signal reception module configured to receive a control signal from a remote control apparatus; a first power supply module configured to supply a third power to the first signal reception module; and a first control module configured to control the first power supply module, wherein, when the first signal reception module receives a power off signal, the first control module is further configured to control the first power supply module such that a fourth power that is supplied to the wireless power transmission module is blocked. ### Claim 2 (depends on 1) The wireless power transmission apparatus of claim 1, wherein the first control module includes: an integrated circuit (IC) configured to receive an output of the wireless power transmission module as a first input and to receive an output of the first signal reception module as a second input. ### Claim 3 (depends on 2) The wireless power transmission apparatus of claim 2, wherein, when the first signal reception module receives a power off signal, the first control module is further configured to receive an output, which exceeds a predetermined value, from the wireless power transmission module as the second power that is supplied to the drive apparatus is blocked, so as to control the first power supply module such that the fourth power that is supplied to the wireless power transmission module is blocked. ### Claim 4 (depends on 2) The wireless power transmission apparatus of claim 2, wherein the integrated circuit includes: a first NOT gate configured to receive the second input; a comparator configured to receive the first input and to receive a predetermined value as a third input; an AND gate configured to receive an output of the first NOT gate as a fourth input and to receive an output of the comparator as a fifth input; a second NOT gate configured to receive the output of the comparator as an input; and an S-R latch circuit configured to receive an output of the AND gate as an “S” input and to receive an output of the second NOT gate as an “R” input. ### Claim 5 (depends on 4) The wireless power transmission apparatus of claim 4, wherein the comparator is further configured to output a signal of a high level when the output of the wireless power transmission module is not greater than the predetermined value and to output a signal of a low level when the output of the wireless power transmission module exceeds the predetermined value. ### Claim 6 (depends on 3) The wireless power transmission apparatus of claim 3, wherein the predetermined value corresponds to a voltage applied to the first control module by the first power supply module. ### Claim 7 (depends on 1) The wireless power transmission apparatus of claim 1, wherein, when the first signal reception module receives a power on signal, the first control module is further configured to control the first power supply module such that the fourth power is supplied to the wireless power transmission module. ### Claim 8 (depends on 1) The wireless power transmission apparatus of claim 1, wherein the first control module includes: a micro controller configured to receive an output of the first signal reception module as an input. ### Claim 9 (depends on 8) The wireless power transmission apparatus of claim 8, wherein, when the first signal reception module receives the power off signal, the first control module is further configured to receive a changed signal from the first signal reception module and to control the first power supply module such that the fourth power that is supplied to the wireless power transmission module is blocked. ### Claim 10 An electronic apparatus comprising: a wireless power transmitter that includes: a wireless power transmission module configured to wirelessly transmit a first power; a first signal reception module configured to receive a control signal from a remote control apparatus; a first power supply module configured to supply a second power to the first signal reception module; and a first control module configured to control the first power supply module; and a wireless power receiver configured to wirelessly receive a third power from the wireless power transmitter and to operate a drive module that is configured for driving of the electronic apparatus, wherein, when the first signal reception module receives a power off signal, the first control module is further configured to control the first power supply module such that a fourth power that is supplied to the wireless power transmission module is blocked. ### Claim 11 (depends on 10) The electronic apparatus of claim 10, wherein the wireless power receiver includes: a wireless power reception module configured to wirelessly receive the third power from the wireless power transmitter; a second signal reception module configured to receive the control signal from the remote control apparatus; a second power supply module configured to receive a fifth power from the wireless power reception module and to supply a sixth power to the second signal reception module; and a second control module configured to control the second power supply module, and wherein, when the second signal reception module receives the power off signal, the second control module is further configured to control a seventh power that is supplied from the second power supply module to the drive module to be blocked. ### Claim 12 (depends on 11) The electronic apparatus of claim 11, wherein the first control module includes: an integrated circuit (IC) configured to receive an output of the wireless power transmission module as a first input and an output of the first signal reception module as a second input. ### Claim 13 (depends on 12) The electronic apparatus of claim 12, wherein, when the first signal reception module and the second signal reception module receive the power off signal, the first control module is further configured to receive an output, which exceeds a predetermined value, from the wireless power transmission module as the seventh power that is supplied to the drive module is blocked by the second control module, so as to control the first power supply module such that the fourth power that is supplied to the wireless power transmission module is blocked. ### Claim 14 (depends on 12) The electronic apparatus of claim 12, wherein the integrated circuit includes: a first NOT gate configured to receive the second input; a comparator configured to receive the first input and to receive a predetermined value as a third input; an AND gate configured to receive an output of the first NOT gate as a fourth input and to receive an output of the comparator as a fifth input; a second NOT gate configured to receive the output of the comparator as an input; and an S-R latch circuit configured to receive an output of the AND gate as an “S” input and an output of the second NOT gate as an “R” input. ### Claim 15 (depends on 14) The electronic apparatus of claim 14, wherein the comparator is further configured to output a signal of a high level when the output of the wireless power transmission module is not greater than the predetermined value and to output a signal of a low level when the output of the wireless power transmission module exceeds the predetermined value. ### Claim 16 (depends on 13) The electronic apparatus of claim 13, wherein the predetermined value corresponds to a voltage applied to the first control module by the first power supply module. ### Claim 17 (depends on 10) The electronic apparatus of claim 10, wherein, when the first signal reception module receives a power on signal, the first control module is further configured to control the first power supply module such that the fourth power is supplied to the wireless power transmission module. ### Claim 18 (depends on 11) The electronic apparatus of claim 11, wherein, when the second signal reception module receives a power on signal, the second control module is further configured to control the seventh power to be supplied from the second power supply module to the drive module. ### Claim 19 (depends on 11) The electronic apparatus of claim 11, wherein the first control module includes: a micro controller configured to receive an output of the first signal reception module as an input. ### Claim 20 (depends on 19) The electronic apparatus of claim 19, wherein, when the first signal reception module receives the power off signal, the first control module is further configured to receive a changed signal from the first signal reception module and to control the first power supply module such that the fourth power that is supplied to the wireless power transmission module is blocked.