# US 11,999,477 B2 · Drone station > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 11,999,477 B2 - Document ID: US11999477B2 - Status: Granted - Kind: B2 - Application number: 17/261,452 - Filed: 2019-07-19 - Published: 2021-06-03 - Granted: 2024-06-04 - Earliest claimed: 2018-07-20 - Assignees: Amosense Co., Ltd. - Applicants: Amosense Co., Ltd - Inventors: Gyu Weon Shin - Web page: https://patentgrep.com/patent/US11999477B2 ## CPC - H01F 27/366: {made of ferromagnetic material} - B60L 53/12: Inductive energy transfer - B60L 53/30: Constructional details of charging stations - B60L 53/38: specially adapted for charging by inductive energy transfer - B64F 1/005: {Protective coverings for aircraft not in use} - B64F 1/18: Visual or acoustic landing aids - B64U 50/38: by wireless transmission - B64U 70/97: Means for guiding the UAV to a specific location on the platform, e.g. platform structures preventing landing off-centre - F21S 8/08: with a standard {(F21S6/00 takes precedence)} - F21S 9/04: the power supply being a generator - H01F 27/2871: {Pancake coils} - H02J 50/005: {Mechanical details of housing or structure aiming to accommodate the power transfer means, e.g. mechanical integration of coils, antennas or transducers into emitting or receiving devices} - H02J 50/10: using inductive coupling - H05K 9/00: Screening of apparatus or components against electric or magnetic fields (devices for absorbing radiation from an antenna H01Q17/00) - B60L 53/126: Methods for pairing a vehicle and a charging station, e.g. establishing a one-to-one relation between a wireless power transmitter and a wireless power receiver - B60L 2200/10: Air crafts - B64U 10/13: Flying platforms - B64U 70/60: Take-off or landing of UAVs from a runway using their own power - B64U 70/90: Launching from or landing on platforms - H01F 38/14: Inductive couplings - H02J 50/90: involving detection or optimisation of position, e.g. alignment - Y02T 10/70: Energy storage systems for electromobility, e.g. batteries - Y02T 10/7072: Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors - Y02T 90/12: Electric charging stations - Y02T 90/14: Plug-in electric vehicles - H01F: MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES - B60L: PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES (arrangements or mounting of electrical propulsion units or of plural diverse prime-movers for mutual or common propulsion in vehicles B60K1/00, B60K6/20; arrangements or mounting of electrical gearing in vehicles B60K17/12, B60K17/14; preventing wheel slip by reducing power in rail vehicles B61C15/08; dynamo-electric machines H02K; control or regulation of electric motors H02P); SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES (electric coupling devices combined with mechanical couplings of vehicles B60D1/64; electric heating for vehicles B60H1/00); ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL (control or regulation of electric motors H02P); MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES - B64F: GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT; DESIGNING, MANUFACTURING, ASSEMBLING, CLEANING, MAINTAINING OR REPAIRING AIRCRAFT, NOT OTHERWISE PROVIDED FOR; HANDLING, TRANSPORTING, TESTING OR INSPECTING AIRCRAFT COMPONENTS, NOT OTHERWISE PROVIDED FOR - B64U: UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR - F21S: NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS - H02J: ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY - H05K: PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS - Y02T: CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION ## Abstract Disclosed is a drone station which allows the center of resonance of a drone to be always accurately aligned regardless of the initial landing position of the drone. The disclosed drone station includes a landing guidance instrument and a wireless charging instrument which is formed on the landing guidance instrument and wirelessly transmits the power to a drone positioned thereon, the landing guidance instrument having an inclined surface which moves the landed drone onto the top of the wireless charging instrument. ## Claims ### Claim 1 A drone station comprising: a wireless charging instrument formed on a landing guidance instrument, and for wirelessly transmitting a power to a drone positioned thereon; the landing guidance instrument having an inclined surface moving a landed drone to the top of the wireless charging instrument, wherein the wireless charging instrument includes: a wireless power transmission module configured to be movable and formed in a loop shape; a control module; at least one operating member moved along X-axis or Y-axis directions perpendicular to each other through a control of the control module; and a rotary member rotatably coupled to the at least one operating member, and wherein the wireless power transmission module is fixed to the rotary member, and wherein a position of the wireless power transmission module is changed by the movement of the at least one operating member and rotated around a direction perpendicular to a movement direction of the at least one operating member. ### Claim 2 (depends on 1) The drone station of claim 1, wherein the wireless charging instrument comprises: a power transmission coil for wirelessly transmitting a power to the drone positioned on the top. ### Claim 3 (depends on 2) The drone station of claim 2, further comprising: a guide member spaced apart from the power transmission coil, and for generating an electromagnetic force to fix the drone positioned on the top of the wireless charging instrument. ### Claim 4 (depends on 3) The drone station of claim 3, wherein the guide member is disposed on an outer circumference of the power transmission coil. ### Claim 5 (depends on 1) The drone station of claim 1, wherein the landing guidance instrument is formed with an accommodation groove in which the wireless charging instrument is accommodated. ### Claim 6 (depends on 1) The drone station of claim 1, wherein the landing guidance instrument further comprises: a vibration member for generating a vibration on a bottom of the inclined surface. ### Claim 7 (depends on 1) The drone station of claim 1, wherein the landing guidance instrument further comprises: a rolling member composed of a plurality of spheres disposed on the inclined surface. ### Claim 8 (depends on 1) The drone station of claim 1, further comprising: a protective cover for covering the drone positioned on the wireless charging instrument, wherein the protective cover is changed to an opened state when the drone takes off and lands. ### Claim 9 (depends on 8) The drone station of claim 8, wherein the protective cover comprises: a rotary shaft; a first cover rotated by a rotation of the rotary shaft; and a second cover rotated by the rotation of the rotary shaft, and rotated in a direction opposite to the first cover. ### Claim 10 (depends on 1) The drone station of claim 1, wherein the wireless power transmission module comprises: a wireless power transmission antenna for sending a power source in a wireless method, the wireless power transmission antenna being in a flat form around which a conductive member is wound in a loop shape. ### Claim 11 (depends on 10) The drone station of claim 10, wherein the wireless power transmission module comprises: a shield sheet disposed on one surface of the wireless power transmission antenna. ### Claim 12 (depends on 11) The drone station of claim 11, wherein the shield sheet is a flat-shaped sheet including at least one of a ferrite, a polymer, and an amorphous ribbon. ### Claim 13 (depends on 10) The drone station of claim 10, wherein the wireless power transmission antenna is one of an antenna pattern patterned on one surface of a circuit board in a loop shape and a flat-shaped coil. ### Claim 14 (depends on 10) The drone station of claim 10, wherein when a wireless power reception module of the drone and the wireless power transmission module are aligned, one end of a magnetic core is disposed to be positioned in a hollow portion formed in a central region of the wireless power transmission antenna. ### Claim 15 (depends on 1) The drone station of claim 1, wherein one surface of the rotary member has two wireless power transmission modules disposed to be spaced apart from each other at a predetermined interval.