# US 12,223,225 B2 · Atmosphere adjusting method, atmosphere adjusting device, and aroma diffuser

> Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt

- Number: US 12,223,225 B2
- Document ID: US12223225B2
- Status: Granted
- Kind: B2
- Application number: 17/517,540
- Filed: 2021-11-02
- Published: 2022-05-05
- Granted: 2025-02-11
- Earliest claimed: 2020-11-02
- Assignees: Savant Technologies LLC
- Applicants: Savant Technologies LLC
- Inventors: Yao Fu; Shan Liang; Yin Suo; Huisheng Zhou
- Web page: https://patentgrep.com/patent/US12223225B2

## CPC

- A61L 9/03: Apparatus therefor
- G06F 3/165: {Management of the audio stream, e.g. setting of volume, audio stream path}
- A61L 9/015: using gaseous or vaporous substances, e.g. ozone (A61L9/20 takes precedence {; evaporation in general B01B1/005})
- A61L 9/12: Apparatus, e.g. holders, therefor
- A61L 2209/111: Sensor means, e.g. motion, brightness, scent, contaminant sensors
- A61L 2209/12: Lighting means
- A61L 2209/132: Piezo or ultrasonic elements for dispensing
- A61L 2209/135: Vaporisers for active components
- A61L: METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES (preservation of bodies or disinfecting characterised by the agents employed A01N; preserving, e.g. sterilising, food or foodstuffs A23; preparations for medical, dental or toiletry purposes A61K)
- G06F: ELECTRIC DIGITAL DATA PROCESSING (computer systems based on specific computational models G06N)

## Abstract

The present application relates to an atmosphere adjusting method, an atmosphere adjusting device, and an aroma diffuser. The method comprising: receiving a recognition result of a smell for a specific position; obtaining a corresponding table that indicates a corresponding relationship between the recognition result of the smell and light and/or melody; determining the light and/or the melody to be output from the corresponding table, according to the recognition result of the smell; and instructing output of the corresponding light and/or melody. The technical solution of the application implements the adjustment of light and/or melody in response to the smell indoor, which makes the light and/melody change with the change of smell, thereby creating a harmonious and unified atmosphere in seeing, hearing and smelling for users.

## Claims

### Claim 1

An atmosphere adjusting method, comprising:
receiving a recognition result of a smell for a specific position;
obtaining a first corresponding table that indicates a corresponding relationship between the recognition result of the smell and light and/or melody;
determining the light and/or the melody to be output from the first corresponding table, according to the recognition result of the smell; and
instructing output of the corresponding light and/or melody in the specific position wherein an output of the light and/or the melody dynamically changes with a change in the smell.

### Claim 2 (depends on 1)

The atmosphere adjusting method according to claim 1, wherein the recognition result of the smell comprises one or more of the following: smell molecules contained in the smell, a category to which the smell belongs, and a concentration of the smell.

### Claim 3 (depends on 2)

The atmosphere adjusting method according to claim 2, wherein determining the light and/or the melody to be output from the first corresponding table according to the recognition result of the smell comprises:
determining, from the first corresponding table, properties of the light and/or the melody corresponding to the smell molecules contained in the smell, and/or the category to which the smell belongs, and/or the concentration of the smell; and
determining the light and/or the melody to be output according to the determined properties of the light and/or the melody;
wherein, the properties of the light comprise one or more of the following: color, lighting direction, degree of flicker and intensity, and the properties of the melody comprise one or more of the following: theme, genre, rhythm, pitch and intensity.

### Claim 4 (depends on 3)

The atmosphere adjusting method according to claim 3, wherein the first corresponding table comprises a corresponding relationship between a combination of more than two kinds of smell molecules and the properties of the light and/or the melody.

### Claim 5 (depends on 4)

The atmosphere adjusting method according to claim 4, wherein the recognition result of the smell comprises a plurality of kinds of smell molecules contained in the smell, and determining the properties of the light and/or the melody corresponding to the smell molecules contained in the smell, and/or the category to which the smell belongs, and/or the concentration of the smell from the first corresponding table comprises:
determining the properties of the light and/or the melody corresponding to the combinations of the plurality of kinds of smell molecules, from the first corresponding table.

### Claim 6 (depends on 3)

The atmosphere adjusting method according to claim 3, wherein the recognition result of the smell comprises a plurality of kinds of smell molecules contained in the smell and the concentration of the smell, the concentration of the smell comprising the concentration of each kind of smell molecules in the plurality of kinds of smell molecules, and determining the properties of the light and/or the melody corresponding to the smell molecules contained in the smell, and/or the category to which the smell belongs, and/or the concentration of the smell from the first corresponding table comprises:
determining the category to which the smell belongs from the first corresponding table according to the plurality of kinds of smell molecules and the concentration of each kind of smell molecules; and
further determining the properties of the light and/or the melody corresponding to the category to which the smell belongs from the first corresponding table.

### Claim 7 (depends on 3)

The atmosphere adjusting method according to claim 3, wherein determining the properties of the light and/or the melody corresponding to the smell molecules contained in the smell, and/or the category to which the smell belongs, and/or the concentration of the smell from the first corresponding table further comprises:
according to a preset user preference, determining the properties of the light and/or the melody corresponding to the smell molecules contained in the smell, and/or the category to which the smell belongs, and/or the concentration of the smell from the first corresponding table.

### Claim 8 (depends on 2)

The atmosphere adjusting method according to claim 2, wherein determining the light and/or the melody to be output from the first corresponding table according to the recognition result of the smell comprises:
determining whether the concentration of the smell is higher than a preset first threshold or lower than a preset second threshold, the first threshold being greater than the second threshold; and
when the concentration of the smell is higher than the first threshold, determining that the light and/or the melody to be output is a predetermined warning light and/or a warning tone; or
when the concentration of the smell is lower than the second threshold, determining that the light and/or the melody to be output is a predetermined prompt light and/or a prompt tone.

### Claim 9 (depends on 2)

The atmosphere adjusting method according to claim 2, further comprising:
obtaining a second corresponding table that indicates a corresponding relationship between the recognition result of the smell and a smell to be diffused;
determining a diffusion smell to be diffused from the second corresponding table, according to the recognition result of the smell; and
instructing diffusion of the diffusion smell.

### Claim 10 (depends on 9)

The atmosphere adjusting method according to claim 9, wherein instructing diffusion of the diffusion smell further comprises:
when the concentration of the smell received is lower than a preset third threshold, controlling the increase of a diffusion rate of the diffusion smell until the concentration of the smell received reaching the third threshold; and
when the concentration of the smell received is higher than a preset fourth threshold, controlling the decrease of the diffusion rate of the diffusion smell until the concentration of the smell received is equal to or lower than the fourth threshold, the fourth threshold being greater than the third threshold.

### Claim 11 (depends on 1)

The atmosphere adjusting method according to claim 1, further comprising:
obtaining position information of the specific position; and
wherein determining the light and/or the melody to be output from the first corresponding table according to the recognition result of the smell comprises:
determining the light and/or the melody to be output from the first corresponding table, according to the position information and the recognition result of the smell.

### Claim 12 (depends on 1)

The atmosphere adjusting method according to claim 1, further comprising:
receiving a recognition result of one or more other smells for one or more other positions within a predetermined distance from the specified position; and
determining the light and/or the melody to be output from the first corresponding table according to the recognition result of the smell comprises:
determining the light and/or the melody to be output from the first corresponding table, according to the recognition result of the smell for the specific position and the recognition result of one or more other smells for one or more other positions.

### Claim 13 (depends on 1)

The atmosphere adjusting method according to claim 1, further comprising:
obtaining time information indicating the current time; the time information comprising one or more of the following: a season of the year, a day of the week and a time of the day; and
wherein determining the light and/or the melody to be output from the first corresponding table according to the recognition result of the smell comprises: determining the light and/or the melody to be output from the first corresponding table according to the time information and the recognition result of the smell.

### Claim 14 (depends on 1)

An aroma diffuser, comprising:
a controller, configured to perform the method according to claim 1;
a smell sensor, configured to detect a smell at its position and output a recognition result of the smell;
a lighting device, configured to output light according to the control of the controller;
a music player, configured to play a melody according to the control of the controller;
an essential oil diffusing device, comprising an essential oil storage box and an essential oil diffuser which is configured to diffuse the essential oil in the essential oil storage box according to the control of the controller; and
a memory, stored with a first corresponding table in advance, the first corresponding table indicating a corresponding relationship between the recognition result of the smell and the light and/or the melody.

### Claim 15 (depends on 14)

The aroma diffuser according to claim 14, wherein the smell of the essential oil comprises top note, middle note and base note.

### Claim 16 (depends on 15)

The aroma diffuser according to claim 15, wherein the controller determines the light, and/or the melody, and/or the essential oil to be output according to the top note, the middle note and the base note of the essential oil respectively.

### Claim 17 (depends on 14)

The aroma diffuser according to claim 14, wherein,
the position of the smell sensor is any position on the outer surface of the aroma diffuser, so as to detect the smell outside of the aroma diffuser; or
the position of the smell sensor is any position on a diffusion path of the essential oil in the aroma diffuser, so as to detect the smell inside the aroma diffuser.

### Claim 18

An atmosphere adjusting device, comprising:
a controller;
a smell sensor, configured to detect a smell at its position and output a recognition result of the smell;
a lighting device and/or a music player, the lighting device is configured to output light according to the control of the controller, and the music player is configured to play a melody according to the control of the controller; and
a memory, stored with a first corresponding table in advance, the first corresponding table indicating a corresponding relationship between the recognition result of the smell and the light and/or the melody;
wherein the controller is configured to:
receive the recognition result of the smell;
obtain the first corresponding table from the memory;
according to the recognition result of the smell, determine the light and/or the melody to be output from the first corresponding table; and
instruct the lighting device to output the light, and/or instruct the music player to play the melody wherein an output of the light and/or the melody dynamically changes with a change in the smell.

### Claim 19 (depends on 18)

The atmosphere adjusting device according to claim 18, wherein the lighting device, the music player and the smell sensor are integrated in one device; or at least one of the lighting device, the music player or the smell sensor is set as a separate device.

### Claim 20 (depends on 18)

The atmosphere adjusting device according to claim 18, wherein the number of each of lighting devices and/or music players, and smell sensors is one or multiple, and
when the number of each of lighting devices and/or music players and smell sensors is multiple, each of the smell sensors is at a different position and corresponds to at least one lighting device and/or music player.

### Claim 21 (depends on 18)

The atmosphere adjusting device according to claim 18, wherein the number of each of lighting devices and/or music players and smell sensors is one or multiple, and
when the number of each of lighting devices and/or music players and smell sensors is multiple, each of the lighting devices and/or the music players is at a different position and corresponds to at least one smell sensor.

### Claim 22 (depends on 18)

The atmosphere adjusting device according to claim 18, wherein the recognition result of the smell comprises one or more of the following: smell molecules contained in the smell, a category to which the smell belongs, and a concentration of the smell.

### Claim 23 (depends on 22)

The atmosphere adjusting device according to claim 22, wherein determining, by the controller, the light and/or the melody to be output from the first corresponding table according to the recognition result of the smell comprises:
determining, by the controller, properties of the light and/or the melody corresponding to the smell molecules contained in the smell, and/or the category to which the smell belongs, and/or the concentration of the smell from the first corresponding table; and
determining the light and/or the melody to be output according to the determined properties of the light and/or the melody;
wherein, the properties of the light comprise one or more of the following: color, lighting direction, degree of flicker and intensity, and the properties of the melody comprise one or more of the following: theme, genre, rhythm, pitch and intensity.

### Claim 24 (depends on 23)

The atmosphere adjusting device according to claim 23, wherein the first corresponding table comprises a corresponding relationship between a combination of more than two kinds of smell molecules and the properties of the light and/or the melody.

### Claim 25 (depends on 24)

The atmosphere adjusting device according to claim 24, wherein the recognition result of the smell comprises a plurality of kinds of smell molecules contained in the smell, and determining, by the controller, the properties of the light and/or the melody corresponding to the smell molecules contained in the smell, and/or the category to which the smell belongs, and/or the concentration of the smell from the first corresponding table comprises:
determining, by the controller, the properties of the light and/or the melody corresponding to the combinations of the plurality of kinds of smell molecules from the first corresponding table.

### Claim 26 (depends on 23)

The atmosphere adjusting device according to claim 23, wherein the recognition result of the smell comprises a plurality of kinds of smell molecules contained in the smell and the concentration of the smell, the concentration of the smell comprising the concentration of each kind of smell molecules in the plurality of kinds of smell molecules, and determining, by the controller, the properties of the light and/or the melody corresponding to the smell molecules contained in the smell, and/or the category to which the smell belongs, and/or the concentration of the smell from the first corresponding table comprises:
determining the category to which the smell belongs from the first corresponding table, according to the plurality of kinds of smell molecules and the concentration of each kind of smell molecules; and
further determining the properties of the light and/or the melody corresponding to the category to which the smell belongs, from the first corresponding table.

### Claim 27 (depends on 23)

The atmosphere adjusting device according to claim 23, wherein determining, by the controller, the properties of the light and/or the melody corresponding to the smell molecules contained in the smell, and/or the category to which the smell belongs, and/or the concentration of the smell from the first corresponding table further comprises:
according to a preset user preference, determining the properties of the light and/or the melody corresponding to the smell molecules contained in the smell, and/or the category to which the smell belongs, and/or the concentration of the smell from the first corresponding table.

### Claim 28 (depends on 22)

The atmosphere adjusting device according to claim 22, wherein determining, by the controller, the light and/or the melody to be output from the first corresponding table according to the recognition result of the smell comprises:
determining, by the controller, whether the concentration of the smell is higher than a preset first threshold or lower than a preset second threshold, the first threshold being greater than the second threshold; and
when the concentration of the smell is higher than the first threshold, determining that the light and/or the melody to be output is a predetermined warning light and/or a warning tone; or
when the concentration of the smell is lower than the second threshold, determining that the light and/or the melody to be output is a predetermined prompt light and/or a prompt tone.

### Claim 29 (depends on 22)

The atmosphere adjusting device according to claim 22, further comprising:
a smell diffusing device, configured to diffuse the smell according to the control of the controller; and the memory also stored with a second corresponding table that indicates a corresponding relationship between the recognition result of the smell and the smell to be diffused in advance;
wherein, the controller is further configured to:
obtain the second corresponding table;
determine a diffusion smell to be diffused from the second corresponding table according to the recognition result of the smell; and
instruct the smell diffusing device to diffuse the diffusion smell.

### Claim 30 (depends on 29)

The atmosphere adjusting device according to claim 29, wherein instructing the smell diffusing device to diffuse the diffusion smell further comprises:
when the concentration of the smell received is lower than a preset third threshold, controlling the smell diffusing device to increase a diffusion rate of the diffusion smell until the concentration of the smell received reaching the third threshold; and
when the concentration of the smell received is higher than a preset fourth threshold, controlling the smell diffusing device to decrease the diffusion rate of the diffusion smell until the concentration of the smell received being equal to or lower than the fourth threshold, the fourth threshold being greater than the third threshold.

### Claim 31 (depends on 18)

The atmosphere adjusting device according to claim 18, further comprising:
a position sensor, configured to sense the position of the smell sensor and output position information of the smell sensor;
wherein, the controller is further configured to:
obtain the position information of the smell sensor, and
determine the light and/or the melody to be output from the first corresponding table, according to the position information of the smell sensor and the recognition result of the smell.

### Claim 32 (depends on 18)

The atmosphere adjusting device according to claim 18, further comprising:
a clock module, configured to output time information indicating the current time; the time information comprises one or more of the following: a season of the year, a day of the week and a time of the day; and
wherein the controller is further configured to:
obtain the time information; and
determine the light and/or the melody to be output from the first corresponding table, according to the time information and the recognition result of the smell.

### Claim 33 (depends on 18)

The atmosphere adjusting device according to claim 18, further comprising:
one or more other smell sensors within a predetermined distance from the smell sensor, each configured to detect another smell at its position and output the recognition result of the other smell; and
determining, by the controller, the light and/or the melody to be output from the first corresponding table according to the recognition result of the smell comprises:
determining the light and/or the melody to be output from the first corresponding table according to the recognition result of the smell and the recognition results of one or more other smells.

### Claim 34 (depends on 18)

The atmosphere adjusting device according to claim 18, wherein the memory is a local memory or a network memory.