# US 2022/0032318 A1 · Wearable air purifier > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2022/0032318 A1 - Document ID: US20220032318A1 - Status: Published application - Kind: A1 - Application number: 17/382,308 - Filed: 2021-07-21 - Published: 2022-02-03 - Earliest claimed: 2020-07-30 - Assignees: ible Technology Inc. - Applicants: ible Technology Inc. - Inventors: Hung-Hsuan Chien; Yu-Fan Tsai - Web page: https://patentgrep.com/patent/US20220032318A1 ## CPC - B03C 3/32: Transportable units, e.g. for cleaning room air - B03C 3/017: Combinations of electrostatic separation with other processes, not otherwise provided for - B03C 3/38: Particle charging or ionising stations, e.g. using electric discharge, radioactive radiation or flames - B03C 3/41: Ionising-electrodes - B03C 3/68: Control systems therefor {(electricity supply or control systems for cleaning the electrodes B03C3/746, B03C3/763)} - H01T 19/00: Devices providing for corona discharge (for charging electrographic elements G03G15/02) - H01T 23/00: Apparatus for generating ions to be introduced into non-enclosed gases, e.g. into the atmosphere - H04R 1/028: {associated with devices performing functions other than acoustics, e.g. electric candles} - H04R 3/00: Circuits for transducers (arrangements for producing a reverberation or echo sound G10K15/08; amplifiers H03F) - H04R 5/0335: {Earpiece support, e.g. headbands or neckrests (for monophonic headphones H04R1/105)} - B03C 2201/06: Ionising electrode being a needle - B03C 2201/08: Ionising electrode being a rod - B03C 2201/10: Ionising electrode with two or more serrated ends or sides - B03C: MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS (separating isotopes B01D59/00; combinations of magnetic or electrostatic separation with separation of solids by other means B03B, B07B) - H01T: SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES (overvoltage protection circuits H02H) - H04R: LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS (producing sounds with frequency not determined by supply frequency G10K) ## Abstract A wearable air purifier includes at least one wearable component, a control unit, at least one speaker assembly and at least one negative ion generating component. The control unit is disposed inside the at least one wearable component. The at least one speaker assembly is disposed on the at least one wearable component and electrically connected to the control unit. The at least one negative ion generating component is disposed on the at least one wearable component and electrically connected to the control unit. The control unit provides high-voltage currents to the at least one negative ion generating component to enable the at least one negative ion generating component to emit negative ions by corona discharging, and the control unit further provides audio signals to the at least one speaker assembly to activate the at least one speaker assembly to generate sound. ## Claims ### Claim 1 A wearable air purifier comprising: at least one wearable component; a control unit disposed inside the at least one wearable component; at least one speaker assembly disposed on the at least one wearable component and electrically connected to the control unit; and at least one negative ion generating component disposed on the at least one wearable component and electrically connected to the control unit; wherein the control unit provides high-voltage currents to the at least one negative ion generating component to enable the at least one negative ion generating component to emit negative ions by corona discharging, and the control unit further provides audio signals to the at least one speaker assembly to activate the at least one speaker assembly to generate sound. ### Claim 2 (depends on 1) The wearable air purifier of claim 1, wherein the at least one negative ion generating component comprises a first negative ion generating component and a second negative ion generating component disposed on the at least one wearable component, and the at least one speaker assembly comprises a first speaker assembly and a second speaker assembly disposed on the at least one wearable component. ### Claim 3 (depends on 2) The wearable air purifier of claim 2, wherein a first opening and a second opening are formed on the at least one wearable component, the first negative generating component is partially exposed via the first opening, and the second negative ion generating component is partially exposed via the second opening. ### Claim 4 (depends on 3) The wearable air purifier of claim 3, wherein the first opening and the second opening are formed on two distal ends of the at least one wearable component. ### Claim 5 (depends on 2) The wearable air purifier of claim 2, wherein at least one chamber is formed inside the at least one wearable component, and the control unit comprises at least one circuit board assembly disposed inside the at least one chamber. ### Claim 6 (depends on 5) The wearable air purifier of claim 5, wherein the at least one circuit board assembly comprises a plurality of circuit board assemblies electrically connected to each other in a wired manner or in a wireless manner. ### Claim 7 (depends on 2) The wearable air purifier of claim 2, wherein the at least one wearable component comprises a first wearable component and a second wearable component separated from the first wearable component, the first negative ion generating component and the first speaker assembly are disposed on the first wearable component, the second negative ion generating component and the second speaker assembly are disposed on the second wearable component. ### Claim 8 (depends on 7) The wearable air purifier of claim 7, wherein the control unit comprises a first circuit board assembly disposed on the first wearable component and a second circuit board assembly disposed on the second wearable component and electrically connected to the first circuit board assembly in a wired manner or a wireless manner. ### Claim 9 (depends on 8) The wearable air purifier of claim 8, wherein a first chamber is formed inside the first wearable component, a second chamber is formed inside the second wearable component, the first circuit board assembly is disposed inside the first chamber, and the second circuit board assembly is disposed inside the second chamber. ### Claim 10 (depends on 7) The wearable air purifier of claim 7, wherein a first opening is formed on the first wearable component, a second opening is formed on the second wearable component, the first negative generating component is partially exposed via the first opening, and the second negative ion generating component is partially exposed via the second opening. ### Claim 11 (depends on 1) The wearable air purifier of claim 1, wherein at least one opening is formed on the at least one wearable component, and the at least one negative ion generating component is partially exposed via the at least one opening. ### Claim 12 (depends on 1) The wearable air purifier of claim 1, wherein at least one chamber is formed inside the at least one wearable component, and the control unit comprises at least one circuit board assembly disposed inside the at least one chamber. ### Claim 13 (depends on 1) The wearable air purifier of claim 1, wherein the at least one speaker assembly comprises at least one of a coil, a magnet and a diaphragm. ### Claim 14 (depends on 1) The wearable air purifier of claim 1, wherein the at least one wearable component is a neck-worn component, an ear-worn component, an in-ear component or a head-worn component. ### Claim 15 (depends on 1) The wearable air purifier of claim 1, wherein the at least one speaker assembly is an over-ear speaker assembly, an earbud speaker assembly, an in-ear speaker assembly or a bone conduction speaker assembly. ### Claim 16 (depends on 1) The wearable air purifier of claim 1, wherein the at least one negative ion generating component comprises a fiber bundle, at least one microtube, at least one microneedle or a combination of a baseplate and a plurality of tube structures or wire structures in nano dimension or micro dimension. ### Claim 17 (depends on 1) The wearable air purifier of claim 1, wherein the at least one negative ion generating component is made of electrically conductive material. ### Claim 18 (depends on 1) The wearable air purifier of claim 1, further comprising at least one holding component for fixing a position and an orientation of the at least one negative ion generating component. ### Claim 19 (depends on 18) The wearable air purifier of claim 18, wherein at least one chamber is formed inside the at least one wearable component, at least one opening is formed on the at least one wearable component and communicated with the at least one chamber, the at least one holding component is disposed inside the at least one chamber and located at a position corresponding to the at least one opening, a through hole is formed on the at least one holding component, and the at least one negative ion generating component passes through the through hole in a tight fitting manner and is exposed via the at least one opening. ### Claim 20 (depends on 18) The wearable air purifier of claim 18, wherein the at least one holding component is made of electrically non-conductive material or electrical resistance material.