MATTRESS WITH SENSORS

Abstract

A mattress includes a cushioning element, a first rail, and an edge sensor. The cushioning element includes a first edge defining a head end, a second edge defining a foot end, and a third edge positioned between the first edge and the second edge. The first rail is adjacent to the third edge and includes a first receptacle positioned to open towards an outer top surface of the first rail. The edge sensor is positioned in the first receptacle of the first rail.

Claims

1. A mattress, comprising: a cushioning element including a first edge defining a head end, a second edge defining a foot end, and a third edge positioned between the first edge and the second edge; a first rail adjacent to the third edge, the first rail including a first receptacle positioned to open towards an outer top surface of the first rail; and an edge sensor positioned in the first receptacle of the first rail.

2. The mattress of claim 1, further comprising a cover, the cover including: an upper surface positioned over at least a portion of the first edge, the second edge, and the first rail.

3. The mattress of claim 1, wherein the first rail is composed of a first material, the first rail including a plurality of cutouts positioned between the first edge and the second edge.

4. The mattress of claim 3, wherein each of the plurality of cutouts is configured to receive a plurality of inserts, the plurality of inserts composed of a second material, the second material being more compressible than the first material.

5. The mattress of claim 1, further comprising: a fourth edge positioned opposite of the third edge, and a second rail adjacent to the fourth edge, the second rail including a second receptacle positioned to open towards an outer top surface of the second rail.

6. The mattress of claim 1, further comprising: a foot rail positioned adjacent to the second edge, the foot rail including a processer and a transceiver configured to communicate with the edge sensor.

7. The mattress of claim 1, further comprising at least one thoracic sensor, wherein the at least one thoracic sensor monitors at least one of respiration, heart rate, movement, temperature, or humidity.

8. The mattress of claim 7, wherein the at least one thoracic sensor comprises at least one of an inclinometer, an accelerometer, a temperature, or a humidity sensor.

9. The mattress of claim 1, further comprising at least one leg sensor positioned adjacent the foot end, wherein the at least one leg sensor monitors at least one of a movement, a temperature, or a humidity.

10. The mattress of claim 1, wherein the edge sensor monitors at least one of a movement, a temperature, or a humidity.

11. The mattress of claim 10, wherein the edge sensor comprises at least one of an accelerometer, a temperature sensor, or a humidity sensor.

12. The mattress of claim 1, wherein the edge sensor monitors an ambient environment surrounding the mattress.

13. A mattress, comprising: a cushioning element including a first edge defining a head end, a second edge defining a foot end, and a third edge positioned between the first edge and the second edge; a rail adjacent to the third edge, the rail including a receptacle positioned to open towards an outer top surface of the rail; at least one sensor positioned adjacent the first edge, the at least one sensor configured to monitor at least one of at least one metric of an individual on or using the mattress or an ambient environment of the mattress; and an edge sensor positioned within the receptacle of the rail.

14. The mattress of claim 13, wherein the edge sensor monitors a movement of the individual on the mattress, and wherein the edge sensor comprises an accelerometer.

15. The mattress of claim 13, wherein the edge sensor monitors at least one of a temperature or a humidity, and wherein the edge sensor comprises at least one of a temperature sensor or a humidity sensor.

16. A method for monitoring use of a mattress, comprising: monitoring at least one metric regarding an individual on or using the mattress comprising a head portion, a foot portion, and a side extending between the head portion and the foot portion, the monitoring including monitoring a presence of the individual via an edge sensor positioned within a receptacle of the side of the mattress, the receptacle of the side positioned to open towards an outer top surface of the side; and providing the at least one metric regarding the individual to a portable device.

17. The method of claim 16, wherein the monitoring the at least one metric further comprises: monitoring a respiratory rate or a heart rate of the individual on or using the mattress.

18. The method of claim 16, wherein the monitoring the at least one metric further comprises: monitoring an ambient environment of the mattress.

19. The method of claim 16, further comprising: adjusting the mattress in response to data obtained from the monitoring, wherein adjusting the mattress comprises adjusting an orientation of one or more portions of the mattress, adjusting ventilation of the mattress, and/or adjusting a temperature of the mattress.

20. The method of claim 16, further comprising: detecting at least one of placement of the individual on the mattress and removal of the individual from the mattress.

Description

BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In the drawings:

[0014] FIG. 1 is a top view of a portion of an embodiment of a mattress with sensors;

[0015] FIG. 2 is a side view of the embodiment of the mattress shown in FIG. 1; and

[0016] FIG. 3 is a cross-sectional representation of the mattress shown in FIG. 1.

DETAILED DESCRIPTION

[0017] FIGS. 1-3 provide various views of an embodiment of a mattress 10 of this disclosure. The mattress 10 includes a cushioning element 20, rails 30, and one or more sensors 40. The mattress 10 may also include a processor 50. Optionally, the mattress may include a transceiver 52 and associated antenna; the transceiver 52 may communicate with the processor 50. The mattress 10 may also include any of a variety of other optional components.

[0018] The mattress 10 may have any suitable shape and dimensions and may include a cover 11 (FIGS. 2 and 3) that contains various internal elements of the mattress 10. Around its periphery, the mattress 10 may include sides 12, a head end 13, and a foot end 14; the head end 13 and foot end 14 may also be referred to as ends 13 and 14. The head end 13 may extend between top ends of the sides 12, while the foot end 14 may extend between bottom ends of the sides 12.

[0019] An upper surface of the cover 11, which may be referred to as a sleep surface 15 of the mattress 10, extends between upper edges of the sides 12, the head end 13, and the foot end 14 of the mattress. A configuration of the sleep surface 15 may accommodate at least one individual in a resting position or a sleeping position (e.g., lying down, etc.). The sleep surface 15 may include a head portion 16 adjacent to the head end 13 of the mattress 10, a foot portion 18 adjacent to the foot end 14 of the mattress 10, and an intermediate portion 17 between the head portion 16 and the foot portion 18. The head portion 16 may receive a head, neck, and shoulders of an individual and, optionally, an upper part of the individual's chest, or thorax. The intermediate portion 17 may receive the individual's chest, abdomen, and hips and, optionally, upper parts of the individual's legs. The foot portion 18 may receive the individual's lower legs and feet.

[0020] The cushioning element 20 of the mattress 10 may comprise any suitable type of cushioning element, such as conventional springs and foam, foam, memory foam, pressurizable bladders (e.g., air chambers, etc.), a gel grid with a plurality of interconnected walls that define hollow columns (e.g., the gel grids of the mattresses available from Purple Innovation, LLC, of Lehi, Utah and disclosed by U.S. Pat. Nos. 7,060,213, 7,076,822, and 8,919,750, which may be formed from any suitable material, including, but not limited to, an extended A-B-A triblock copolymer, such as those disclosed by U.S. Pat. Nos. 6,413,458, 6,797,765 and 7,964,664; the entire disclosures of each of the foregoing patents are hereby incorporated herein), or any combination of these and/or other features. Some nonlimiting examples of mattresses cushioning element 20 arrangements that may be employed in a mattress 10 of this disclosure are described by U.S. Pat. Nos. 11,317,733 and 11,213,139, the entire disclosures of which are hereby incorporated herein.

[0021] The rails 30 of the mattress 10 may include side rails 30s positioned laterally adjacent to sides of the cushioning element 20. The side rails 30s may at least partially define the sides 12 of the mattress 10. In some embodiments, the rails 30 may also include a head rail 30h adjacent to a head end of the cushioning element 20 and/or a foot rail 30f adjacent to a foot end of the cushioning element 20. A head rail 30h may at least partially define the head end 13 of the mattress 10. A foot rail 30f may at least partially define a foot end 14 of the mattress 14. In embodiments where a mattress 10 includes side rails 30s, a head rail 30h, and a foot rail 30f, the rails 30 may laterally surround the cushioning element 20.

[0022] Each rail 30 may comprise any suitable material. As an example, each rail 30 may comprise a structured foam. As another example, side rails 30s that at least partially define sides 12 of the mattress 10 may include bodies 32 formed from a somewhat rigid material with cutouts 34 at locations to accommodate bending the mattress 10, as would be expected to occur when the mattress 10 is used with an adjustable platform. The cutouts 34 may be filled with inserts 36 comprising a material that is softer and more readily compressible than the material from which the bodies 32 of the side rails 30 are formed. In such embodiments, the bodies 32 of the side rails 30s may be formed from a structured foam, while inserts 36 formed from a softer foam may fill the cutouts 34 in the side rails 30s. Examples of such side rails 30s are described by U.S. Patent Application Publication US 2022/0287469 A1, the entire disclosure of which is incorporated herein.

[0023] Each sensor 40 may be carried by the mattress 10. Without limitation, at least one sensor 40 may be positioned adjacent to the sleep surface 15 of the mattress 10. For example, a sensor 40 may be positioned within a cover 11 of the mattress 10 in a manner that enables the sensor 40 to detect activity occurring on a sleep surface 15 of the mattress 10. More specifically, as seen in FIG. 3, each sensor 40 may be positioned within a recess or a receptacle 44, 46 that opens to and communicates with an outer surface of a component (e.g., the cushioning element 20, a rail 30, etc.) of the mattress 10 that carries the sensor 40, with the cover 11 being placed over the recess or receptacle 44. In other embodiments, the sensor 40 may be incorporated into the cover 11 or positioned between the cover 11 and internal components (not shown) (e.g., a top layer of foam, gel, etc.) of the mattress 10.

[0024] In some embodiments, the mattress 10 may carry a plurality of sensors 40. Without limitation, at least one thoracic sensor 40T may be positioned at the head portion 16 and/or the intermediate portion 17 of the sleep surface 15 of the mattress 10. At least one leg sensor 40L may be positioned at the foot portion 18 of the sleep surface 15. At least one edge sensor 40E may be positioned at a side 12 or end 13, 14 (e.g., on, adjacent to, or within a rail 30, etc.) of the mattress 10. In a specific embodiment, the mattress 10 may comprise a gel grid 42. Each thoracic sensor 40T and/or leg sensor 40L may be positioned within a hollow column 44 defined by interconnected walls 43 of the gel grid 42. The hollow column 44 may comprise a recess or receptacle adjacent to an upper surface 45 of the gel grid 42. Each edge sensor 40E may be positioned within a recess or receptacle 46 that opens to or otherwise communicates with an outer surface 31 of a side rail 30s of the mattress 10.

[0025] In the illustrated embodiment of the mattress 10, which has a size that accommodates two individuals, each thoracic sensor 40T and leg sensor 40L is shown at a location where an individual is expected to lie on the sleep surface 15 of the mattress 10 as he or she sleeps. Thus, the mattress 10 may include two thoracic sensors 40T, two foot sensors 40F, and two edge sensors 40E. Each thoracic sensor 40T is located at a transition between the head portion 16 of the sleep surface 15 and an upper extent of the intermediate portion 17 of the sleep surface 15. Each foot sensor 40F is located at the foot portion 18 of the sleep surface 15. Each edge sensor 40E is located in a side rail 30 at a location adjacent to a transition between the lower extent of the intermediate portion 17 of the sleep surface 15 and the foot portion 18 of the sleep surface 15.

[0026] In other embodiments, including small mattresses (e.g., twin size, twin XL (extra long) size, full size, etc.) and large mattresses (e.g., queen size, king sizes, etc.), thoracic sensors 40T and leg sensors 40L may be positioned along a midline of the mattress-alone or in combination with other sensor placements. Of course, a mattress 10 of this disclosure may include any other arrangement of sensors 40.

[0027] Each sensor 40 may be a single type of sensor or include a variety of types of sensors. Without limitation, each sensor 40 may comprise one or more of in inclinometer, an accelerometer, a temperature/humidity sensor, a proximity sensor, an ambient light sensor, a pressure sensor, or the like.

[0028] The at least one thoracic sensor 40T may facilitate detection of the presence (or absence) of an individual on the sleep surface 15 of the mattress 10. In addition, the at least one thoracic sensor 40T may be used to monitor one or more of the individual's movement (e.g., motion, position on the sleep surface 15, etc.), respiration, and heart rate. The at least one thoracic sensor 40T may also monitor the temperature of the individual's body and, optionally, humidity. In a specific embodiment, the at least one thoracic sensor 40T may include an inclinometer (e.g., an inclinometer available from STMicroelectronics of Plan-les-Ouates, Switzerland, etc.), an accelerometer (e.g., an accelerometer available from MEMSIC Inc. of Andover, Massachusetts, etc.), and a plurality of temperature/humidity sensors (e.g., a temperature and/or humidity sensor available from Sensiron AG of Stfa, Switzerland, etc.).

[0029] The at least one leg sensor 40L may facilitate the detection of the presence (or absence) of an individual on the sleep surface 15 of the mattress 10. In addition, the at least one leg sensor 40L may be used to monitor the individual's movement (e.g., motion, position, etc.), respiration, and heart rate. The at least one leg sensor 40L may monitor the temperature of the individual's legs and, optionally, humidity. In a specific embodiment, the at least one leg sensor 40L may include an accelerometer (e.g., an accelerometer available from MEMSIC Inc. of Andover, Massachusetts, etc.) and a plurality of temperature/humidity sensors (e.g., a temperature and/or humidity sensor available from Sensiron AG of Stfa, Switzerland, etc.).

[0030] The at least one edge sensor 40E may facilitate the detection of the presence (or absence) of an individual in proximity to a side 12 or an end 13, 14 of the mattress 10 or on the sleep surface 15 of the mattress 10. In addition, the at least one edge 40E may be used to monitor information about an environment (e.g., a room, etc.) within which the mattress 10 is located, such as its temperature and/or humidity. In a specific embodiment, the at least edge sensor 40E may include an accelerometer (e.g., an accelerometer available from MEMSIC Inc. of Andover, Massachusetts, etc.) and a temperature/humidity sensor (e.g., a temperature and/or humidity sensor available from Sensiron AG of Stfa, Switzerland, etc.).

[0031] The processor 50 may comprise one or more processing elements of a suitable type (e.g., microprocessors, microcontrollers, digital signal processors (DSPs), etc.). In some embodiments, the processor 50 may comprise one or more microcontrollers, which may execute embedded programming (e.g., firmware) to control one or more dedicated functions. The processor 50 may be carried by the mattress 10 (e.g., internally, adjacent to a foot end 14 of the mattress 10 (e.g., by a foot rail 30f, etc.).

[0032] Activity detected by the sensor(s) 40 may be communicated to the processor 50 (e.g. by wires, wirelessly, etc.). The processor 50 may execute a program to process the data from the sensor(s) 40, which may indicate that an individual has approached the mattress 10, indicate that an individual has assumed a resting position or a sleeping position on the sleep surface 15 of the mattress 10, indicate movement by the individual on the sleep surface 15, provide information about an individual on the sleep surface 15 (e.g., the individual's respiratory rate, whether the individual is snoring, the individual's heart rate, a temperature of a body part of the individual, a relative humidity generated by part of the individual's body, etc.), provide information about a state of the mattress 10 (e.g., whether pillows or bedding have been moved over the sleep surface 15, etc.), provide information about the environment in which the mattress is located (e.g., temperature, humidity, light intensity, etc.), or the like.

[0033] In response to information obtained by processing data from the sensor(s) 40, the processor 50 may execute one or more programs that affect a state of the mattress 10, a bed of which the mattress 10 is a part, and/or the environment in which the mattress 10 is located.

[0034] The transceiver 52 of the mattress 10 may be associated with the processor 50 in a manner that enables the processor 50 to communicate with a processor of another device. Without limitation, the transceiver 52 may facilitate communication between the processor 50 and a processor of an adjustable foundation that carries the mattress 10, a processor of a remote control used with the mattress 10, a processor of a portable electronic device (e.g., a smart phone, a tablet computer, a smart watch, etc.) used by an individual who sleeps on or otherwise controls use of the mattress 10, or a processor of another device that may be used in conjunction with the mattress 10. Without limitation, the transceiver 52 may comprise one or more of a WiFi transceiver, a 2.4 GHz radiofrequency (RF) transceiver, a Bluetooth transceiver, a near-field communication (NFC) (e.g., radiofrequency, etc.) transceiver, or the like, along with its associated antenna. The transceiver 52 may be carried by the mattress 10 or elsewhere. In some embodiments, the transceiver 52 may be associated with (e.g., located adjacent to, packaged with, etc.) the processor 50 of the mattress 10.

[0035] Other optional components of the mattress 10 include, without limitation, one or more pressurizable bladders and an associated pressurization system (see, e.g., U.S. Pat. No. 11,213,139 and U.S. Patent Application Publication US 2022/0273113 A1, the entire disclosures of which are hereby incorporated herein), a ventilation system and/or temperature control system (see, e.g., U.S. Pat. No. 11,311,111, the entire disclosure of which is hereby incorporated herein), a remote control, and the like. Additionally, the mattress 10 may be part of a bed, or even part of a smart bed, which may also include and function in conjunction with an adjustable foundation (e.g., the Purple Ascent Base adjustable platform, available from Purple Innovation, LLC, of Lehi, Utah, etc.).

[0036] Although this disclosure provides many specifics, these should not be construed as limiting the scope of any of the claims that follow, but merely as providing illustrations of some embodiments of elements and features of the disclosed subject matter. Other embodiments of the disclosed subject matter, and of their elements and features, may be devised which do not depart from the spirit or scope of any of the claims. Features from different embodiments may be employed in combination. Accordingly, the scope of each claim is limited only by its plain language and the legal equivalents thereto.