WO2017136383A1 - Bande électronique souple et son procédé de fabrication - Google Patents

Bande électronique souple et son procédé de fabrication Download PDF

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Publication number
WO2017136383A1
WO2017136383A1 PCT/US2017/015938 US2017015938W WO2017136383A1 WO 2017136383 A1 WO2017136383 A1 WO 2017136383A1 US 2017015938 W US2017015938 W US 2017015938W WO 2017136383 A1 WO2017136383 A1 WO 2017136383A1
Authority
WO
WIPO (PCT)
Prior art keywords
watchband
circuit board
layer
recited
flexible circuit
Prior art date
Application number
PCT/US2017/015938
Other languages
English (en)
Inventor
Frederic Martin
Hussain Ahamed
Julien HERMENT
Harold KNOLL
Nathan SOKOLIC
Serge CREBASSA
Vincent THIBERVILLE
Boris Kesler
Arjaldo Karaj
Angel Sanchez
Gabriela DE LA SERNA MARTINEZ
Juan MONTANO
Original Assignee
Maintool SAS
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Maintool SAS filed Critical Maintool SAS
Publication of WO2017136383A1 publication Critical patent/WO2017136383A1/fr

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Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G17/00—Structural details; Housings
    • G04G17/02—Component assemblies
    • G04G17/06—Electric connectors, e.g. conductive elastomers
    • A—HUMAN NECESSITIES
    • A44—HABERDASHERY; JEWELLERY
    • A44C—PERSONAL ADORNMENTS, e.g. JEWELLERY; COINS
    • A44C5/00—Bracelets; Wrist-watch straps; Fastenings for bracelets or wrist-watch straps
    • A44C5/0007—Bracelets specially adapted for other functions or with means for attaching other articles
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
    • A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
    • A61B5/6802—Sensor mounted on worn items
    • A61B5/681—Wristwatch-type devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/68—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts by incorporating or moulding on preformed parts, e.g. inserts or layers, e.g. foam blocks
    • B29C70/70—Completely encapsulating inserts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/68—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts by incorporating or moulding on preformed parts, e.g. inserts or layers, e.g. foam blocks
    • B29C70/72—Encapsulating inserts having non-encapsulated projections, e.g. extremities or terminal portions of electrical components
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G21/00—Input or output devices integrated in time-pieces
    • G04G21/02—Detectors of external physical values, e.g. temperature
    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G21/00—Input or output devices integrated in time-pieces
    • G04G21/02—Detectors of external physical values, e.g. temperature
    • G04G21/025—Detectors of external physical values, e.g. temperature for measuring physiological data
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B2560/00—Constructional details of operational features of apparatus; Accessories for medical measuring apparatus
    • A61B2560/02—Operational features
    • A61B2560/0204—Operational features of power management
    • A61B2560/0209—Operational features of power management adapted for power saving
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B2560/00—Constructional details of operational features of apparatus; Accessories for medical measuring apparatus
    • A61B2560/02—Operational features
    • A61B2560/0242—Operational features adapted to measure environmental factors, e.g. temperature, pollution
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
    • A61B2562/02—Details of sensors specially adapted for in-vivo measurements
    • A61B2562/0219—Inertial sensors, e.g. accelerometers, gyroscopes, tilt switches
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
    • A61B2562/16—Details of sensor housings or probes; Details of structural supports for sensors
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/0002—Remote monitoring of patients using telemetry, e.g. transmission of vital signals via a communication network
    • A61B5/0015—Remote monitoring of patients using telemetry, e.g. transmission of vital signals via a communication network characterised by features of the telemetry system
    • A61B5/0022—Monitoring a patient using a global network, e.g. telephone networks, internet
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/0002—Remote monitoring of patients using telemetry, e.g. transmission of vital signals via a communication network
    • A61B5/0015—Remote monitoring of patients using telemetry, e.g. transmission of vital signals via a communication network characterised by features of the telemetry system
    • A61B5/0024—Remote monitoring of patients using telemetry, e.g. transmission of vital signals via a communication network characterised by features of the telemetry system for multiple sensor units attached to the patient, e.g. using a body or personal area network
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/01—Measuring temperature of body parts ; Diagnostic temperature sensing, e.g. for malignant or inflamed tissue
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
    • A61B5/024—Detecting, measuring or recording pulse rate or heart rate
    • A61B5/02416—Detecting, measuring or recording pulse rate or heart rate using photoplethysmograph signals, e.g. generated by infrared radiation
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/74—Details of notification to user or communication with user or patient ; user input means
    • A61B5/746—Alarms related to a physiological condition, e.g. details of setting alarm thresholds or avoiding false alarms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/34—Electrical apparatus, e.g. sparking plugs or parts thereof
    • B29L2031/3481—Housings or casings incorporating or embedding electric or electronic elements

Definitions

  • the present device relates to a watchband that, in addition to being able to be attached to any mechanical or digital timepiece, has integrated electronics capable of diverse functionalities and interactions with a multitude of digital devices.
  • Wearable computing has become a prevalent step forward in the progress of technology. Consumers are searching for greater and greater opportunities to integrate technology with everyday wearable items such as glasses, necklaces, and bracelets. Many products on the market today connect to a user's mobile device and allow for the pushing of notifications, answering emails and text messages, as well as the basic functions of keeping time and screening calls.
  • Embodiments can provide a watchband with integrated electronics that can have a body-contacting layer of watchband material; a volume of protective material; an outer layer of watchband material; a flexible circuit board having one or more sensors, a microcontroller, and a wireless communication device configured to communicate with a mobile device; wherein the body-contacting layer of watchband material is attached to the outer layer of watchband material such that the flexible circuit, encased in the volume of protective material, is sealed in between the body-contacting layer and the outer layer.
  • the volume of protective material can be made of ethylene vinyl acetate.
  • the volume of protective material can be made of silicone rubber.
  • the volume of protective material can comprise one or more sensor ports corresponding to the one or more sensors on the flexible circuit board.
  • the watchband can comprise one or more of, or a combination of: a heart rate sensor; an ambient temperature sensor; a body temperature sensor; an quality sensor; an alert device, where the alert device can be configured to contact an emergency service when activated; an accelerometer; a button configured to control one or more functions of the flexible circuit board; a vibration motor configured to provide tactile notifications dependent on one or more watchband functions; and one or more modular batteries and a charging port.
  • Embodiments can provide a method for manufacturing a watchband with integrated electronics that can comprise inserting a flexible circuit board having one or more sensors, a microcontroller, and a wireless communication device configured to communicate with a mobile device into an open end of a sleeve of protective material also having a crimped end; sealing the open end; layering the flexible circuit covered with the protective material between a body-contacting layer of watchband material and an outer layer of watchband material; and securing the layers together.
  • the protective sleeve can comprise one or more precut sensor holes in positions to accommodate one or more sensors located on the flexible circuit board.
  • Embodiments can provide a method of manufacturing a watchband with integrated electronics that can comprise overmolding a flexible circuit board having one or more sensors, a microcontroller, and a wireless communication device configured to communicate with a mobile device with a protective volume of material; layering the flexible circuit overmolded with the protective material between a body-contacting layer of watchband material and an outer layer of watchband material; and securing the layers together.
  • the protective volume of material can be silicone rubber.
  • the protective volume of material can have one or more sensor ports corresponding to the one or more sensors located on the flexible circuit board.
  • Embodiments can provide a method of overmolding electronics, comprising deploying a bottom layer of unmolding sheet in a mold; applying a first layer of resin atop the bottom layer of unmolding sheet; inserting electronics into the first layer of resin; applying a second layer of resin atop the electronics; applying a top layer of unmolding sheet atop the second layer of resin; applying compression; and removing the top layer of unmolding sheet and bottom layer of unmolding sheet.
  • the method can further comprise applying compression to the bottom layer of unmolding sheet in an upwards direction.
  • the method can further comprise applying compression to the top layer of unmolding sheet in a downwards direction.
  • the method can further comprise inserting a bottom protective layer of material between the bottom layer of unmolding sheet in a mold before applying the first layer of resin; and inserting a top protective layer of material atop the second layer of resin before applying the top layer of unmolding sheet.
  • Embodiments can provide a flexible electronic strip, comprising one or more electronic modules; and one or more modular batteries; wherein each of the one or more electronic modules and one or more modular batteries are mounted on one or more rigid circuit boards; wherein each of the one or more rigid circuit boards are connected via one or more flexible connectors.
  • the flexible electronic strip can further comprise a vibration motor; wherein the vibration motor is mounted on one of the one or more rigid circuit boards; wherein the rigid circuit board with the mounted vibration motor is connected with the other rigid circuit boards via one or more flexible connectors.
  • the flexible electronic strip can further comprise a button; wherein the button is mounted on one of the one or more rigid circuit boards; wherein the rigid circuit board with the mounted button is connected with the other rigid circuit boards via one or more flexible connectors.
  • the flexible electronic strip can further comprise a volume of protective material.
  • the volume of protective material can be a protective sleeve or a layer of overmolding.
  • the flexible electronic strip can further comprise a button cover; wherein the button cover is mounted atop the layer of overmolded protective material over the button.
  • Embodiments can provide a watchband with integrated electronics that can have a flexible circuit board having a microcontroller, a wireless communication device configured to communicate with a mobile device, and one or more sensor modules in communication with the microcontroller; one or more metal links; wherein each of the metal links encloses a portion of the flexible circuit board.
  • One or more of the metal links can further comprise one or more sensor ports.
  • the one or more metal links can further comprise an upper section; a lower section; and one or more sections of protective material; wherein the joining of the upper section and lower section creates an indentation of sufficient size to allow the flexible circuit board to pass through; and wherein the one or more sections of protective material line the upper section, lower section, and indentation such that the interior of the metal link is protected.
  • Embodiments can provide a watchband where the one or more upper sections of the one or more metal links are flexibly joined; and the one or more lower sections of the one or more metal links are flexibly joined.
  • Figure 1 is an exploded view of a watchband with integrated electronics with a timepiece, according to an embodiment
  • Figure 2 is an exploded view of a watchband with integrated electronics with a timepiece, according to an alternate embodiment
  • Figure 3 is a top view of a watchband with integrated electronics without a timepiece, according to an embodiment
  • Figure 4 is a bottom view of a watchband with integrated electronics without a timepiece, according to an embodiment
  • Figure 5A is a perspective view of a watchband with integrated electronics having a timepiece attached, according to an embodiment
  • Figure 5B is a perspective view of a watchband with integrated electronics having a timepiece attached, according to an alternate embodiment
  • Figure 6 is a top view of a watchband with integrated electronics with a timepiece, according to an embodiment
  • Figure 7 is a side view of a watchband with integrated electronics with a timepiece, according to an embodiment
  • Figure 8 is a block diagram illustrating the features and peripherals of a watchband with integrated electronics, according to an embodiment
  • FIG. 9 is a flowchart diagram illustrating the functional components of a heart rate sensor, according to an embodiment
  • Figure 1 OA is an exploded view of a watchband with integrated electronics with a timepiece, according to an alternate embodiment
  • Figure 10B is an exploded view of a watchband with integrated electronics with a timepiece, according to an alternate embodiment
  • Figure 1 1 is a top view of a watchband with integrated electronics without a timepiece, according to an alternate embodiment
  • Figure 12 is a bottom view of a watchband with integrated electronics without a timepiece, according to an alternate embodiment
  • Figure 13A is a top view of a flexible circuit board for a watchband with integrated electronics, according to an alternate embodiment
  • Figure 13B is a top view of a flexible circuit board for a watchband with integrated electronics, according to an alternate embodiment
  • Figure 13C is a top view of a flexible circuit board for a watchband with integrated electronics, according to an alternate embodiment
  • Figure 13D is a top view of a flexible circuit board for a watchband with integrated electronics, according to an alternate embodiment
  • FIG. 14 is a front perspective view of a flexible circuit, in accordance with embodiments described herein;
  • FIG. 15 is a rear perspective view of a flexible circuit, in accordance with embodiments described herein;
  • FIG. 16 is a front perspective view of a flexible circuit, in accordance with alternate embodiments described herein;
  • FIG. 17 is a rear perspective view of a flexible circuit, in accordance with alternate embodiments described herein;
  • FIG. 18 is a perspective view of a metal link for use in a watchband with integrated electronics, in accordance with embodiments described herein;
  • FIG. 19 is an exploded perspective view of a metal link without a sensor module for use in a watchband with integrated electronics, in accordance with embodiments described herein;
  • FIG. 20 is an exploded perspective view of a metal link with a sensor module for use in a watchband with integrated electronics, in accordance with embodiments described herein;
  • FIG. 21 is a detailed exploded perspective view of a metal watchband with integrated electronics, in accordance with embodiments described herein;
  • FIG. 22 is a front perspective view of a metal watchband with integrated electronics, in accordance with embodiments described herein;
  • FIG. 23 is a rear perspective view of a metal watchband with integrated electronics, in accordance with embodiments described herein;
  • FIG. 24 is a front perspective view of a metal watchband with integrated electronics with an attached timepiece, in accordance with embodiments described herein;
  • FIG. 25 is a rear perspective view of a metal watchband with integrated electronics with an attached timepiece, in accordance with embodiments described herein;
  • FIG. 26 is a perspective view of a watchband with integrated electronics and a protective sleeve, in accordance with embodiments described herein;
  • FIG. 27 is a perspective view of a watchband with integrated electronics in a protective sleeve, in accordance with embodiments described herein;
  • FIG. 28 is a perspective view highlighting the features of a protective sleeve, in accordance with embodiments described herein;
  • FIG. 29 is a perspective view of a watchband with integrated electronics, in accordance with embodiments described herein;
  • FIG. 30 is an underside view of a watchband with integrated electronics, in accordance with embodiments described herein;
  • FIG. 31 is a perspective view of a watchband with integrated electronics encased in a protective volume of material, in accordance with embodiments described herein;
  • FIG. 32 is an underside view of a watchband with integrated electronics encased in a protective volume of material, in accordance with embodiments described herein;
  • FIG. 33 is a perspective view highlighting features of a watchband with integrated electronics encased in a protective volume of material, in accordance with embodiments described herein;
  • FIG. 34 shows a side and top view of a watchband with integrated electronics encased in a protective volume of material
  • FIG. 35 illustrates various thicknesses of a watchband with integrated electronics encased in a protective volume of material
  • FIG. 36 illustrates the incorporation of a watchband with integrated electronics encased in a protective volume of material with an outer strap material
  • FIG. 37 illustrates an assembly process for a watchband with integrated electronics
  • FIG. 38 illustrates a cut-away view of a portion of a watchband with integrated electronics
  • FIG. 39 illustrates several views of a watchband with integrated electronics
  • FIG. 40 illustrates sample dimensions for a watchband with integrated electronics
  • FIG. 41 illustrates several views of a metal watchband with integrated electronics, in accordance with an alternate embodiment described herein;
  • FIG. 42 depicts a representative illustration of a process for overmolding electronics, in accordance with embodiments described herein;
  • FIG. 43 depicts a representative illustration of a process for overmolding electronics, in accordance with alternate embodiments described herein;
  • FIG. 44 illustrates a flexible electronic strip, in accordance with embodiments described herein.
  • FIG. 45 illustrates a flexible electronic strip, in accordance with embodiments described herein.
  • the present invention relates to a watchband with integrated electronics. Specifically, the invention seeks to emulate the functionality of wearable computers and personal fitness trackers, but allows a user to continue to use a mechanical (analog) or digital timepiece.
  • the integrated electronics can be entirely located in the watchband itself, with the mechanical or digital timepiece being interchangeable according to the user's preference without a loss of functionality or performance.
  • the watchband's integrated electronics can be configured to wirelessly interact with a user's mobile device, which can include smartphones, PDAs, personal computers, vehicles, or other electronic devices with wireless or cellular capabilities.
  • the watchband can be created using a variety of watchband materials, including, but not limited to, leather, silicone, metal, fabric, plastic, rubber, composite materials, or a combination thereof.
  • the watchband can be constructed using a body- contacting layer of watchband material, an outer layer of watchband material and, in some embodiments, one or more timepiece connection layers of watchband material.
  • the watchband material layers can be connected using needlepoint, glue, heat bonding, adhesives, or other connection means.
  • the watchband can include a tang-type clasp with tang and tang holes for adjustment on the wrist, along with excess strap loops to secure any extra portion of the strap after the user puts on the watch.
  • Alternate embodiments of the wristband can have a deployant-type clasp, either inside style or outside style, or a buckle clasp in place of the tang-type clasp.
  • a flexible circuit board can be placed in between the body-contacting and outer layers of the watchband material, such that the flexible circuit board, and its associated electronics, can remain safe from weather and wear.
  • a flexible circuit board can be a printed circuit board that allows for the same level of electrical connection fidelity between components as a regular circuit board, but can be manufactured out of materials such as polyimide, poly ether ether ketone, polyester, polyethylene napthalate, polyetherimide, or copolymer polyimide films, allowing for the circuit board to be able to bend and flex dramatically more than a regular surface board would allow whilst still retaining those electrical connections.
  • the flexible circuit board can have preprinted connection points for the soldering of components for ease of manufacturing. Embedded on the flexible circuit board can be a variety of sensors devoted to the
  • the watchband can have an integrated heart rate sensor connected to the flexible circuit board.
  • the heart rate sensor can be a photoplethysmograph optical sensor, which uses a light-emitting diode (LED) and a photodiode in conjunction in order to measure changes in blood flow, similar to the heart rate measurement system described in United States Patent No. 4,258,719, herein incorporated by reference in its entirety.
  • LED light-emitting diode
  • the photodiode signal can be amplified with a low gain transimpedance amplifier, producing a voltage signal.
  • the signal gain can be kept low so as to reduce signal noise in the amplification stage.
  • the signal can be passed through a low-pass second order filter, followed by a low-cutoff frequency high-pass filter, and followed again by a second low-pass filter to remove any remaining noise. All filters can be built with operational amplifiers (op-amps).
  • op-amps operational amplifiers
  • a LED hole and a photodiode hole can be made on the body-contacting layer of watchband material.
  • the watchband can have one or more temperature sensors embedded on the flexible circuit board.
  • One temperature sensor can lie on the side of the watchband facing the user's skin, and be used to continuously monitor the user's body surface temperature.
  • the second sensor can lie on the side of the watchband facing opposite the user's wrist, and be used to continuously monitor the ambient temperature.
  • a body temperature sensor hole can be cut into the body-contacting layer of watchband material, and an ambient temperature sensor hole can be cut into the outer layer of watchband material. If needed, an ambient temperature sensor hole can also be cut into the timepiece connection layer of watchband material. However, the ambient temperature sensor can measure ambient temperature through the timepiece connection layer of watchband material, without the need for an ambient temperature sensor hole.
  • Both temperature sensors can be thermocouples, thermistors, semiconductors, digital integrated sensors, or a combination thereof.
  • the watchband can have a wireless communication device for communications between the watchband and the user's mobile device.
  • the user's mobile device can include a cellular phone, personal computer, tablet, medical device, internet router, integrated telemetry device, or other wirelessly communicating device.
  • the wireless communication device can be a Bluetooth transceiver, an IEEE 802.1 1 transceiver, radio transceiver, or other wireless communication mechanism.
  • the wireless communication device can have a small physical profile, low power consumption, and durable construction.
  • the watchband can be powered by a rechargeable battery.
  • the rechargeable battery can be lithium-ion, lithium-polymer, nickel-cadmium, nickel-hydrogen, nickel-zinc, thin film lithium, or other metallic combination thereof.
  • the battery can be small in profile, and able to hold a charge for an extended period of time.
  • the battery can be recharged using a battery charger, which can interact directly with the watchband at a charging port, which can be a series of metal contacts.
  • the battery charger can be connected to the charging port using magnets, physical clasps, or wireless induction. To keep the charging port and the metal contacts accessible, a charging port hole can be cut on the body- contacting or outer layer of the watchband material.
  • a buck-boost DC-DC converter can be used to keep the output voltage constant.
  • a power management circuit PMIC
  • PMIC power management circuit
  • any standard mechanical or digital timepiece can be used with the watchband.
  • the timepiece can be held in place by timepiece joints hidden within connection channels located on the timepiece connection layer of watchband material.
  • the timepiece joints can be hollow tubes, with sufficient diameter to admit a screw or pin.
  • the timepiece which can have mounting supports, can fit such that the timepiece connection channels, having the timepiece joints inside, align with the mounting supports.
  • the user can add the screws or pins in order to secure the timepiece to the timepiece joints and the timepiece connection layer. In order to change out the timepiece, the user would remove the screws or pins, replace the timepiece with an alternate timepiece, and re-add the screws or pins.
  • FIG. 1 is an exploded view of a watchband with integrated electronics with a timepiece 300, according to an embodiment.
  • the watchband can be created using a variety of watchband materials, including, but not limited to, leather, silicone, metal, fabric, plastic, rubber, composite materials, or a combination thereof.
  • the watchband can be constructed in a layered manner, having a body-contacting layer of watchband material 350, an outer layer of watchband material 351, a first timepiece connection layer 352 and a second timepiece connection layer 353 of watchband material.
  • the watchband material layers 350, 351, 352, 353 can each be different materials, and can be connected using needlepoint, glue, heat bonding, adhesives, or other connection means.
  • the body-contacting layer 350 can be connected to the outer layer 351 with the flexible circuit board placed in between, while the first timepiece connection layer 352 and the second timepiece connection layer 353 can be connected on top of the outer layer 351.
  • the first timepiece connection layer 352 and the second timepiece connection layer 353 can be connected at a distance of a timepiece length.
  • a timepiece length can be the space needed to admit a standard analog or digital timepiece.
  • the watchband material layers can be molded as a single piece, with the flexible circuit board 310 embedded within.
  • the watchband can include a tang-type clasp 104 with tang 105 and tang holes 103 for adjustment on the user's wrist (not shown), along with excess strap loops 106 to secure any extra portion of the strap after the user puts on the assembled watch (not shown).
  • Alternate embodiments of the wristband can have a deployant-type clasp (not shown), either inside style or outside style, or a buckle clasp (not shown) in place of the tang-type clasp 104.
  • a flexible circuit board 310 can be sandwiched and sealed in between the body-contacting layer 350 and outer layer 351 of the watchband material, such that the flexible circuit board 310 and its associated electronics can be protected from weather and wear.
  • the flexible circuit board 310 can be a printed circuit board that allows for the same level of electrical connection fidelity between components as a regular circuit board, but can be manufactured out of materials allowing for the circuit board to be able to bend and flex dramatically more than a regular surface board would allow whilst still retaining those electrical connections.
  • the flexible circuit board 310 can have preprinted connection points for the soldering of components for ease of manufacturing.
  • Embedded on the flexible circuit board 310 can be a variety of sensors devoted to the measurement of various bodily functions, health criteria, and device information. These sensors can be connected to a central microprocessor (not shown), which can be used as the computational hub of the watchband.
  • the watchband can have an integrated heart rate sensor connected to the flexible circuit board 310.
  • the heart rate sensor can be a
  • photoplethysmograph optical sensor which uses a light-emitting diode (LED) 152 and a photodiode 153 in conjunction in order to measure changes in the user's blood flow.
  • LED light-emitting diode
  • photodiode 153 As light from the LED 152 shines onto the user's skin, its detected intensity changes as the amount of blood flow changes during the heart's systolic and diastolic function. These intensity changes can be read by the photodiode 153.
  • the photodiode 153 signal can be amplified with a low gain transimpedance amplifier (not shown), producing a voltage signal. In an embodiment, the signal gain can be kept low so as to reduce signal noise in the amplification stage.
  • the signal can be passed through a low-pass second order filter (not shown), followed by a low-cutoff frequency high-pass filter (not shown), and followed again by a second low-pass filter (not shown) to remove any remaining noise.
  • the amount and order of filters can be changed to further alter the signal. All filters can be built with operational amplifiers (op-amps).
  • op-amps operational amplifiers
  • a LED hole 364 and a photodiode hole 365 can be made on the body-contacting layer 350 of watchband material.
  • the watchband can have two temperature sensors, a body temperature sensor 151 and an ambient temperature sensor 150, embedded on the flexible circuit board 310.
  • the body temperature sensor 151 can face the side of the watchband facing the user's skin and be used to continuously monitor the user's body surface temperature.
  • the ambient temperature sensor 150 can face the side of the watchband facing the world, and be used to continuously monitor the ambient temperature.
  • a body temperature sensor hole 363 can be cut into the body-contacting layer 350 of watchband material, and an ambient temperature sensor hole 360 can be cut into the outer layer of watchband material 351. If needed, an ambient temperature sensor hole 361 can also be cut into the second timepiece connection layer 353 of watchband material.
  • the ambient temperature sensor can measure ambient temperature through the timepiece connection layer of watchband material, without the need for an ambient temperature sensor hole.
  • the ambient sensor holes 360, 361 can be aligned such that the ambient temperature sensor is exposed to the ambient air.
  • Both temperature sensors 150, 151 can be thermocouples, thermistors, semiconductors, digital integrated sensors, or a combination thereof.
  • the watchband can have a wireless communication device 155 for communications between the watchband and a user's mobile device (not shown).
  • the user's mobile device can include a cellular phone, personal computer, tablet, medical device, internet router, integrated telemetry device, or other wirelessly communicating device.
  • the wireless communication device 155 can be a Bluetooth transceiver, an IEEE 802.1 1 transceiver, radio transceiver, or other wireless communication mechanism.
  • the wireless communication device 155 can have a small physical profile, low power consumption, and durable construction.
  • the watchband can be powered by a rechargeable battery 156, which can also be sandwiched between the body-contacting layer 350 and the outer layer 351 of watchband material.
  • the rechargeable battery 156 can be lithium-ion, lithium-polymer, nickel-cadmium, nickel-hydrogen, nickel-zinc, thin film lithium, or other metallic combination thereof.
  • the battery 156 can be small in profile, and able to hold a charge for an extended period of time.
  • the battery 156 can be attached to the flexible circuit board 310 by a series of metallic battery connections 157.
  • the battery 156 can be recharged using a battery charger (not shown), which can interact directly with the watchband at a charging port 154, which can be a series of metal contacts.
  • the battery charger can be connected to the charging port using magnets, physical clasps, or wireless induction.
  • a charging port hole 362 can be cut on the body -contacting 350 or outer layer 351 of the watchband material.
  • a buck-boost DC-DC converter (not shown) can be used to keep the output voltage constant.
  • a power management circuit PMIC
  • PMIC power management circuit
  • any standard mechanical or digital timepiece 300 can be used with the watchband.
  • the timepiece 300 can be held in place by timepiece joints 301 hidden within connection channels 302 located on the first connection layer 352 and second connection layer 353 of watchband material.
  • the timepiece joints 301 can be hollow tubes, with sufficient diameter to admit a screw or pin (not shown), and can be made from plastic or metal.
  • the timepiece 300 which can have mounting supports 340 having mounting holes 341 , can fit such that the timepiece connection channels 302, having the timepiece joints 301 inside, align with the mounting support 340 and the mounting holes 341.
  • the user can add the screws or pins to the mounting holes 341 in order to secure the timepiece 300 to the timepiece joints 301 and the timepiece connection layers 352, 353. In order to change out the timepiece 300, the user would remove the screws or pins from the mounting holes 341 , replace the timepiece 300 with an alternate timepiece (not shown), and re-add the screws or pins to the alternate mounting holes (not shown).
  • FIG 2 is an exploded view of a watchband with integrated electronics with a timepiece, according to an alternate embodiment.
  • the first timepiece connection layer 352 and second timepiece connection layer 353 of watchband material are molded as part of the outer layer 351 of watchband material, as opposed to the first embodiment shown in Figure 1 where the first timepiece connection layer 352 and second timepiece connection layer 353 are separate layers that can be attached to the outer layer 351 of watchband material. This melding can occur when the watchband is made out of a molded material, such as plastics, silicone, or rubber.
  • the flexible circuit board 310 can sandwich between the body-contacting layer 350 and outer layer 351 of watchband material.
  • FIG. 3 is a top view of a watchband with integrated electronics without a timepiece, according to an embodiment.
  • the first timepiece connection layer 352 and the second timepiece connection layer 353 of watchband material can be connected atop the outer layer 351 of watchband material, and the outer layer 351 can be connected to the body- contacting layer (not shown) such that the edges of each layer are aligned.
  • the flexible circuit board (not shown) is not visible when the watchband is assembled.
  • the tang holes 103 can penetrate all three watchband material layers, in order for the tang clasp 104 and tang 105 to fully secure the watchband on a user's wrist.
  • a portion of the outer layer 351 can be left uncovered by the first connection layer 352 and the second connection layer 353, with the portion being large enough to admit the length of a standard timepiece (a timepiece length).
  • the timepiece (not shown) can be placed between the first connection layer 352 and the second connection layer 353 such that the timepiece (not shown) covers the exposed portion of the outer layer 351 and faces outwards.
  • the ambient temperature sensor 150 which can be exposed to the ambient atmosphere through the ambient temperature sensor hole 361 cut into the second connection layer 353.
  • FIG. 4 is a bottom view of a watchband with integrated electronics without a timepiece, according to an embodiment.
  • the first timepiece connection layer (not shown) and the second timepiece connection layer (not shown) of watchband material can be connected atop the outer layer (not shown) of watchband material, and the outer layer (not shown) can be connected to the body-contacting layer 350 such that the edges of each layer are aligned.
  • the body temperature sensor 151 , heart rate sensor LED 152, heart rate sensor photodiode 153, and charging port 154 can be seen through the body temperature sensor hole 363, LED hole 364, photodiode hole 365, and charging port hole 362, respectively.
  • Figure 5A is a perspective view of a watchband with integrated electronics having a timepiece 300 attached, according to an embodiment.
  • the body- contacting layer 350, outer layer 351, and timepiece connection layers 352, 353 can be assembled such that the flexible circuit board (not shown) is not visible.
  • the ambient temperature sensor 150 can be obliquely visible through the ambient temperature sensor hole 361.
  • any standard mechanical or digital timepiece 300 can be used with the watchband.
  • the timepiece 300 can be held in place by timepiece joints 301 hidden within connection channels 302 located on the first connection layer 352 and second connection layer 353 of watchband material.
  • the timepiece joints 301 can be hollow tubes, with sufficient diameter to admit a screw or pin (not shown), and can be made from plastic or metal.
  • the timepiece 300 which can have mounting supports 340 having mounting holes 341 , can fit such that the timepiece connection channels 302, having the timepiece joints 301 inside, align with the mounting support 340 and the mounting holes 341.
  • the user can add the screws or pins to the mounting holes 341 in order to secure the timepiece 300 to the timepiece joints 301 and the timepiece connection layers 352, 353. In order to change out the timepiece 300, the user would remove the screws or pins from the mounting holes 341 , replace the timepiece 300 with an alternate timepiece (not shown), and re-add the screws or pins to the alternate mounting holes (not shown).
  • Figure 5B is a perspective view of a watchband with integrated electronics having a timepiece 300 attached, according to an alternate embodiment.
  • the body contacting layer 1050 and the outer layer 1051 can both have a bulged middle that can occlude the timepiece 300 when seen from the bottom.
  • the functions of the various peripherals are the same as in other embodiments.
  • the ambient temperature sensor 150 is located further away from the timepiece 300, in order to provide a more accurate reading of the ambient temperature.
  • Figure 6 is a top view of a watchband with integrated electronics with a timepiece, according to an embodiment.
  • the timepiece 300 can cover the previously exposed portion of the outer layer 351 of watchband material.
  • the first timepiece connection layer 352 and second timepiece connection layer 353 can be spaced such that the timepiece 300 is easily admitted between the two connection layers 352, 353. If the timepiece 300 is replaced with an alternate timepiece (not shown) that is larger in length, the connection layers 352, 353 are flexible, allowing their ends to bend backward in order to admit the longer length of the alternate timepiece. Visible from this view can be the ambient temperature sensor 150.
  • Figure 7 is a side view of a watchband with integrated electronics with a timepiece, according to an embodiment.
  • This view further illustrates how the timepiece 300 can cover the previously exposed portion of the outer layer 351 of watchband material.
  • the flexible circuit board (not shown), as well as the majority of the embedded circuity, is not visible.
  • the ambient temperature sensor 150 can be seen through the ambient temperature sensor hole 361.
  • FIG. 8 is a block diagram illustrating the features and peripherals of a watchband with integrated electronics, according to an embodiment.
  • the watchband' s sensors and functionality can primarily be controlled by a microprocessor 800 having the capability to interact with the various sensors, as well as input and output communication information.
  • the microprocessor 800 can draw a small amount of power, in order for the watchband to avoid frequent recharging. All peripherals can selectively communicate with the microprocessor 800.
  • the microprocessor 800 can selectively activate or deactivate the watchband peripherals depending on the requirements of the user.
  • a random access memory (RAM) module 850 can store all detected values from the peripherals before transmittal to the mobile device.
  • a read-only memory (ROM) module 851 can store the watchband's basic input-output system (BIOS) and operating software (OS) needed for standard operations.
  • BIOS basic input-output system
  • OS operating software
  • the watchband can have two temperature sensors, a body temperature sensor 151 and an ambient temperature sensor 150, embedded on the flexible circuit board (not shown).
  • the body temperature sensor 151 can face the side of the watchband facing the user's skin and be used to continuously monitor the user's body surface temperature.
  • the ambient temperature sensor 150 can face the side of the watchband facing the world, and be used to continuously monitor the ambient temperature. Both temperature sensors 150, 151 can be thermocouples, thermistors, or a combination thereof.
  • the watchband can have a wireless communication device 155 for communications between the watchband and a user's mobile device 806.
  • the user's mobile device 806 can include a cellular phone, personal computer, tablet, medical device, internet router, integrated telemetry device, or other wirelessly communicating device.
  • the wireless communication device 155 can be a Bluetooth transceiver, an IEEE 802.11 transceiver, radio transceiver, or other wireless communication mechanism.
  • the wireless communication device 155 can have a small physical profile, low power consumption, and durable construction.
  • the wireless communication device can additionally include a near field communication (NFC) chip, allowing for communication between the watchband and mobile device 806 when placed in close physical proximity.
  • the mobile device 806 can run an application that can receive, display, and store data from all peripheral devices on the watchband.
  • NFC near field communication
  • the watchband can be powered by a rechargeable battery 156.
  • the rechargeable battery 156 can be lithium-ion, lithium-polymer, nickel-cadmium, nickel- hydrogen, nickel-zinc, thin film lithium, or other metallic combination thereof.
  • the battery 156 can be small in profile, and able to hold a charge for an extended period of time.
  • the battery 156 can be attached to the flexible circuit board by a series of metallic battery connections (not shown).
  • the battery 156 can be recharged using a battery charger 803, which can interact directly with the watchband at a charging port (not shown), which can be a series of metal contacts.
  • the battery charger can be connected to the charging port using magnets, physical clasps, or wireless induction.
  • a buck-boost DC-DC converter 802 can be used to keep the output voltage constant.
  • a power management circuit (PMIC) 802 can be included in the watchband in place of the buck-boost DC-DC converter, which can regulate battery charging, voltages rates, activation control, and other features.
  • the watchband can also contain a set of inertial sensors 805, including an accelerometer, gyroscope, and compass.
  • the inertial sensors 805 can be devices used to determine the watchband' s position and orientation, and whether or not the watchband is being subjected to any acceleration forces along any of the major three axis of movement.
  • the inertial sensors 805 can allow the watchband to act as a pedometer and a physical activity measurement tool.
  • the inertial sensors 805 can be tied into the watchband's power management software, allowing for the watchband to enter a low power state mode when not in use and to be woken when movement is again detected.
  • the inertial sensors 805 can be used to increase another watchband sensor's accuracy. For example, if too much motion activity makes readings from the heart rate sensor 801 unreliable, the measurements from the inertial sensors can trigger a shutdown of the heart rate sensor 801 until such motion has ceased.
  • the watchband can also contain a vibration generator 804 that vibrates when power is applied.
  • the vibration generator 804 can be a small piezoelectric crystal that vibrates under power.
  • the vibration generator 804 can be controlled by a metal-oxide- semiconductor field-effect transistor (MOSFET), which can be activated by the MOSFET
  • microcontroller 800 to convey customizable and specific tactile notification to the user, such as informing if the device's power is turned on or off, incoming phone calls, emails, or text messages, or if a pre-set heart rate or temperature is being exceeded.
  • the watchband can also contain an air quality sensor 812 that can be used to detect the ambient humidity and air quality, or can be used to determine levels of pollutants in the atmosphere, such as smog, radon, carbon monoxide, or other contaminants.
  • the air quality sensor 812 can be chemical or electrical.
  • the watchband can also contain an alert device 810 that can be configured to contact a predesignated emergency service through wireless communication when activated.
  • the emergency service can be 911, a private security service, fire service, ambulance service, or, in the case of a medical facility, an emergency page service for the health care professionals.
  • the alert device can be a depressible button or switch, but can be constructed such that the device is not easily toggled, to prevent false alarms.
  • FIG. 9 is a flowchart diagram illustrating the functional components of a heart rate sensor 801, according to an embodiment.
  • the watchband can have an integrated heart rate sensor 801 connected to the flexible circuit board (not shown).
  • the heart rate sensor 801 can be a photoplethysmograph optical sensor, which uses a light- emitting diode (LED) 152 and a photodiode 153 in conjunction in order to measure changes in the user's blood flow.
  • LED light- emitting diode
  • photodiode 153 As light from the LED 152 shines onto the user's arm 905, its detected intensity changes as the amount of blood flow changes during the user's heart's systolic and diastolic function. These intensity changes can be read by the photodiode 153.
  • the photodiode 153 signal can be amplified with a low gain transimpedance amplifier 901, producing a voltage signal.
  • the signal gain can be kept low so as to reduce signal noise in the amplification stage.
  • the signal can be passed through a low-pass second order filter 902, followed by a low-cutoff frequency high-pass filter 903, and followed again by a second low-pass filter 904 to remove any remaining noise, at which point the filtered signal can be sent to the microcontroller 800.
  • the order and amount of filters can be altered to alter the signal output of the heart rate sensor 801, and is not limited to the description provided above. All filters can be built with operational amplifiers (op-amps).
  • Figure 1 OA is an exploded view of a watchband with integrated electronics with a timepiece, according to an alternate embodiment.
  • the body contacting layer 1050 and the outer layer 1051 can both have a bulged middle 1000 that can occlude the timepiece 300 when seen from the bottom.
  • the flexible circuit board 1010 can be formed in a bulged geometry to mimic the geometry of the body contacting layer 1050 and the outer layer 1051.
  • the body temperature sensor 151, LED 152, and photodiode 153 can function similarly in all embodiments, but can be placed on the flexible circuit board 1010 to fully take advantage of the board's 1010 geometry.
  • the body temperature sensor hole 1065, LED hole 1064, and photodiode hole 1063 can all be cut into the body contacting layer 1050 of watchband material to match their respective sensors' positions on the flexible circuit board 1010.
  • the flexible circuit board 1010 can have flexible connectors 1302, which allow for more flexibility between the flexible circuit board 1010, and the one or more rechargeable batteries 156 that can power the flexible circuit board 1010 through the one or more battery connections 157.
  • the flexible circuit board 1010 can be made of a rigid circuit material 1301 (as shown in FIG. 13B), which can necessitate its placement entirely between the bulged middles 1000 of the outer layer 1051 and the body contacting layer 1050 of watchband material, placing the flexible circuit board entirely underneath the timepiece 300, with the one or more rechargeable batteries 156 extending outwards within the watchband.
  • FIG. 10B is an exploded view of a watchband with integrated electronics with a timepiece, according to an alternate embodiment.
  • the ambient temperature sensor 150 can be remotely connected to the flexible circuit board 1010 such that the ambient temperature sensor is placed further down the watchband, away from the rest of the peripherals, in order to more accurately measure the ambient air temperature.
  • the ambient temperature sensor hole 1060 can be cut into the outer layer 1051 of watchband material to match the sensor's position on the flexible circuit board 1010.
  • the watchband can also include a vibration generator 804, which can generate vibrational pulses based on the commands sent from the microprocessor.
  • Figure 11 is a top view of a watchband with integrated electronics without a timepiece, according to an embodiment.
  • both the outer layer 1051 and body contacting layer (not shown) of watchband material can be created with a bulged middle 1000 such that there can be a greater amount of surface area covered by the layers of watchband material.
  • the position of the ambient temperature sensor 150, along with the ambient temperature sensor hole 360, can remain the same as in other embodiments.
  • Figure 12 is a bottom view of a watchband with integrated electronics without a timepiece, according to an embodiment.
  • both the outer layer (not shown) and body contacting layer 1050 of watchband material can be created with a bulged middle 1000 such that there can be a greater amount of surface area covered by the layers of watchband material.
  • the body temperature sensor 151, LED 152, and photodiode 153 can be positioned linearly, or in any desired configuration.
  • the position of the metal contacts 154 can remain the same as in other embodiments.
  • FIG. 13A is a top view of a flexible circuit board for a watchband with integrated electronics, according to an embodiment.
  • the flexible circuit board 310 can be a printed circuit board that allows for the same level of electrical connection fidelity between components as a regular circuit board, but can be manufactured out of materials allowing for the circuit board to be able to bend and flex dramatically more than a regular surface board would allow whilst still retaining those electrical connections.
  • the flexible circuit board 310 can have preprinted connection points for the soldering of components for ease of manufacturing.
  • Embedded on the flexible circuit board 310 can be a variety of sensors devoted to the measurement of various bodily functions, health criteria, and device information. These sensors can be connected to a central microprocessor (not shown), which can be used as the computational hub of the watchband.
  • the watchband can have an integrated heart rate sensor connected to the flexible circuit board 310.
  • the heart rate sensor can be a
  • photoplethysmograph optical sensor which uses a light-emitting diode (LED) 152 and a photodiode 153 in conjunction in order to measure changes in the user's blood flow.
  • LED light-emitting diode
  • photodiode 153 As light from the LED 152 shines onto the user's skin, its detected intensity changes as the amount of blood flow changes during the heart's systolic and diastolic function. These intensity changes can be read by the photodiode 153.
  • the photodiode 153 signal can be amplified using a series of filters (not shown).
  • the watchband can have two temperature sensors, a body temperature sensor 151 and an ambient temperature sensor 150, embedded on the flexible circuit board 310.
  • the body temperature sensor 151 can face the side of the watchband facing the user's skin and be used to continuously monitor the user's body surface temperature.
  • the ambient temperature sensor 150 can face the side of the watchband facing the world, and be used to continuously monitor the ambient temperature. Both temperature sensors 150, 151 can be thermocouples, thermistors, semiconductors, digital integrated sensors, or a combination thereof.
  • the watchband can have a wireless communication device 155 for communications between the watchband and a user's mobile device (not shown).
  • the wireless communication device 155 can be a Bluetooth transceiver, an IEEE 802.1 1 transceiver, radio transceiver, or other wireless communication mechanism.
  • the wireless communication device 155 can have a small physical profile, low power consumption, and durable construction.
  • the watchband can be powered by a rechargeable battery 156.
  • the rechargeable battery 156 can be lithium-ion, lithium-polymer, nickel-cadmium, nickel- hydrogen, nickel-zinc, thin film lithium, or other metallic combination thereof.
  • the battery 156 can be small in profile, and able to hold a charge for an extended period of time.
  • the battery 156 can be attached to the flexible circuit board 310 by a series of metallic battery connections 157.
  • the battery 156 can be recharged using a battery charger (not shown), which can interact directly with the watchband at a charging port 154, which can be a series of metal contacts.
  • the battery charger can be connected to the charging port using magnets, physical clasps, or wireless induction.
  • a buck-boost DC-DC converter (not shown) can be used to keep the output voltage constant.
  • a power management circuit PMIC
  • PMIC power management circuit
  • FIG. 13B is a top view of a flexible circuit board for a watchband with integrated electronics, according to an alternate embodiment.
  • the body temperature sensor 151 , LED 152, photodiode 153, charging port 154, wireless communication device 155, and ambient temperature sensor 150 can all function in the same manner as previous embodiments, but can be placed in differing positions than other embodiments.
  • the flexible circuit board can be divided into sections of rigid circuit material 1301 and flexible connection material 1302. The modular construction of the alternate flexible circuit board allows for greater flexion around a user's wrist (not shown). All sensors 150, 151 , 152, 153, 154, 155 can be connected to the watchband on the rigid circuit material 1301.
  • FIG. 13C is a top view of a flexible circuit board for a watchband with integrated electronics, according to an alternate embodiment.
  • the body temperature sensor 151 , LED 152, photodiode 153, charging port 154, wireless communication device 155, and ambient temperature sensor 150 can all function in the same manner as previous embodiments.
  • the flexible circuit board can have a large, rounded section of rigid circuit material 1010, which can be connected to one or more rechargeable batteries 156 by one or more sections of flexible connection material 1302.
  • FIG. 13D is a top view of a flexible circuit board for a watchband with integrated electronics, according to an alternate embodiment.
  • the ambient temperature sensor 150 can be remotely connected to the flexible circuit board 1010 such that the ambient temperature sensor 150 is placed further down the watchband, away from the rest of the peripherals, in order to more accurately measure the ambient air temperature.
  • the watchband can also include a vibration generator 804, which can generate vibrational pulses based on the commands sent from the microprocessor.
  • the alternate embodiment can also include the alert button 810 and air quality sensor 812, which can function in the same manner as described in the other embodiments.
  • FIGS. 14 and 15 show a base flexible circuit for use in a metal embodiment.
  • the flexible circuit can have a strap 1402 of flexible connection material, which can have one or more embedded connection wires.
  • the strap 1402 can have embedded one or more sensor modules 1401 , which can have both the sensor itself as well as any corresponding electronics or electrical circuits needed to operate the sensor and transmit the sensor's data to the watchband' s processor.
  • the sensor modules 1401 can additionally comprise rigid mounting plates 1405 for mounting the sensors and their respective electronics and integrated circuits.
  • the sensor modules 1401 can be mounted on the body-facing side 1404 or the outward-facing side 1403 of the strap 1402, depending on the particular sensor being implemented by the sensor module 1401.
  • a sensor module 1401 having a body-temperature sensor or heart beat sensor can be positioned on the body-facing side 1404 of the strap 1402 in order for sensors to have contact with the user's body.
  • an ambient temperature sensor can be positioned on the outward-facing side 1403 of the strap 1402 in order to have access to the ambient air for sampling.
  • a battery 1400 can be positioned near the middle of the strap 1402 near or on the position where the timepiece (not shown) can eventually be attached. In an embodiment, the battery 1400 can be positioned such that the timepiece will cover the battery 1400 when the timepiece is attached.
  • FIGS. 16 and 17 show an alternate base flexible circuit for use in a metal embodiment.
  • the battery 1600 can be positioned near the clasp (not shown) of the flexible circuit.
  • the battery 1600 can be used as a part of the clasp.
  • the battery 1600 can have one or more additional embedded integrated circuits that can be used to facilitate the functioning of the flexible circuit.
  • the strap 1602 and the placement of the sensor modules 1601 on the strap 1602 can be adjusted as required to conform to the adjusted battery 1600 position.
  • FIGS. 18-20 show an exemplary embodiment of a metal link 1800 for use in a watchband with integrated electronics.
  • the metal link 1800 can be made of any type or alloy of metal, or combination of metal and plastic.
  • the metal link 1800 can have an upper section 1801 and a lower section 1802, which can fit snuggly together.
  • the upper section 1801 and lower section 1802 can lock together using a metal link clip 1900, which can prevent the metal link 1800 from being disassembled once assembled.
  • a glue or adhesive can be applied to further adhere the upper and lower section.
  • the upper and lower section, when joined, can have indentations such that when combined there is a space wide enough so that the strap 1803 can pass through the metal link 1800.
  • the upper section 1801 and lower section 1802 can have one or more sections of protective material 1804 which can line the indentations and the inner surfaces of the upper section 1801 and lower section 1802.
  • the protective material can be rubber, silicone, or other protective and/or protective materials as disclosed herein.
  • the metal link 1800 can have one or more sensor ports 2001 that can allow the sensor module 2000 access either to the ambient air or to the user's skin, as may be required for the proper functioning of the particular sensor module.
  • a sensor port 2001 may be located on the upper section of the metal link, the lower section of the metal link, or both sections. Alternatively, where the metal link 1800 does not contain a sensor module, a sensor port 2001 is unnecessary.
  • FIG. 21 shows a series of metal links 1800 in situ on a watchband having integrated electronics.
  • one or more upper sections 1801 can be flexibly joined using one or more link connection mechanisms 2500 (as shown in FIG. 25).
  • one or more lower sections 1802 can be flexibly joined using one or more link connection mechanisms.
  • the link connection mechanisms can be hinges.
  • the one or more joined upper sections 1801 can be connected to their corresponding one or more joined lower sections 1802 to form the complete metal watchband.
  • each metal link can be formed of its respective upper and lower section separately, without the use of a link connection mechanism.
  • the flexible strap 2103 of connective material can show between the metal links 1800.
  • the battery 2102 can be protected through the connection of an upper battery cover 2100 and a lower battery cover 2101.
  • FIGS. 22 and 23 show an assembled metal watchband with integrated electronics.
  • the watchband can have the battery (not shown) and other integrated electronics contained in the battery cover 2201.
  • the battery and other integrated electronics can be contained in a clasp cover 2200.
  • Both the battery cover 2201 and the clasp cover 2200 can contain one or more sensor ports 2300, which, in conjunction with the sensor ports 2201 on the metal links 1800, can be used to provide access to the outer environment for one or more sensors contained on the one or more sensor modules (not shown).
  • all sensor ports 2201 , 2300 can be ringed with a protective material, similar to the protective material used in the indentation of the upper and lower sections of the one or more metal links.
  • FIGS. 24 and 25 show an assembled metal watchband with integrated electronics and an attached timepiece 2400.
  • the battery cover 2201 can be positioned such that it is entirely covered by the timepiece 2400.
  • the timepiece 2400 can be attached to the metal watchband in the same manner as described above.
  • the timepiece 2400 can be attached using snaps, fasteners, or other attachment mechanisms known in the art.
  • FIG. 41 shows several views for an alternate embodiment of a metal watchband with integrated electronics.
  • one or more batteries 4100 can be positioned on the strap such that they straddle the timepiece when attached.
  • the batteries 4100 can be covered by larger metal links 4101, which can be formed in the same manner as described above. While the illustration shows the batteries 4100 on either side of the timepiece, alternate embodiments can contemplate the batteries 4100 and their associated larger links 4101 placed anywhere along the watchband.
  • FIGS. 26-28 illustrate a watchband with integrated electronics waterproofed through a protective sleeve 2601 , and a method for manufacture of the same.
  • the protective sleeve or protective overmolding can be made of elastomeric polymeric materials such as silicone, ethylene vinyl acetate (EVA), polyisoprene, polybutadiene rubber (BR), chloroprene rubber (CR), polychloroprene, neoprene, baypren, butyl rubber, halogenated butyl rubbers, styrene-butadiene rubber, nitrile rubber, hydrogenated nitrile rubbers (HNBR), ethylene propylene rubber (EPM), ethylene propylene diene rubber (EPDM rubber), epichlorohydrin rubber (ECO), polyacrylic rubber (ACM, ABR), silicone rubber (SI, Q, VMQ), fluorosilicone rubber (FVMQ), fluoroelastomers (FKM,
  • FFKM perfluoroelastomers
  • PEBA polyether block amides
  • the protective sleeve 2601 can be flexible, in order to allow the watchband a full range of motion.
  • the protective sleeve 2601 can be formed with a crimped end 2603 and an open end 2602.
  • One or more sensor holes (2800, 2801, and 2802) can be cut or pre-cut into the sleeve.
  • the sensor holes can correspond with the one or more sensors embedded in the integrated electronics, in order for those sensors to have access to the outside environment.
  • the integrated electronics 2600 can be slid through the open end 2602 of the sleeve 2601.
  • the ambient temperature sensor 2701 can be threaded through the ambient temperature sensor hole 2800 in the sleeve 2601. Once correctly positioned, the open end 2602 can be closed and sealed to form a second crimped end 2604.
  • a vacuum and/or a heat source can be applied to the sleeve 2601 containing the integrated electronics 2600 in order to remove all air inside the sleeve 2601 and to form-fit (i.e. shrink-wrap) the sleeve 2601 against the integrated electronics 2600.
  • This application can be applied before or after the open end 2602 is closed and sealed.
  • the final product, a waterproofed set of integrated electronics, can be incorporated into a watchband using the methods described herein.
  • FIGS. 29-36 illustrate an embodiment of a watchband with integrated electronics 3100, wherein certain integrated electronics can be overmolded by a protective volume of material 2900.
  • each area of integrated electronics can be enclosed in a protective volume of material 2900.
  • the protective material 2900 can be a waterproof plastic, silicone, rubber, metal, or a combination thereof.
  • the protective material 2900 can be opaque or transparent.
  • the protective material can have areas of greater thickness 3501 and lesser thickness 3500 to conform to the embedded electronics' shape and to provide a desired shape profile.
  • the shape profile can be flat or curved, and can conform to a user's aesthetic tastes.
  • the watchband can comprise a first battery 2901 and a second battery 2902.
  • the watchband 3100 having one or more batteries.
  • the integrated electronics and batteries can be connected by a strip of flexible connection material 3000.
  • the watchband 3100 can also include a button 2904, which can be pressed by the user in order to activate or deactivate certain functionalities of the watchband.
  • the watchband 3100 can include a vibration motor 2903, which can be a piezoelectric crystal, which can create a vibration when an alternating current is applied, in order to provide notifications to the user of the watchband.
  • the watchband 3100 can include an ambient temperature sensor 3101, which can be used to measure the temperature of the outside environment.
  • the watchband can include a connection port 3102, which can be used to connect a cable to enable the system to charge and/or to provide a hard data transfer link.
  • the watchband can include a heart rate sensor port 3201 for a heart rate sensor, which can be used to measure and/or monitor the wearer's heart rate.
  • the watchband can include a charging port 3202, which can be used in conjunction with or to replace the connection port 3102.
  • the integrated electronics protected by a layer of protective material 2900 can be incorporated into a watchband in accordance with the embodiments described herein.
  • the protected electronics can be placed in between one or more layers of watchband material.
  • the protected electronics can be placed between a top layer of material 3601 and a bottom layer of material 3602, such that the protected electronics are completely covered by the layers of watchband material.
  • the layers of watchband material can be secured using one or more seams 3603. Alternately, the layers of watchband material can be bonded or heat-sealed together.
  • the ambient temperature sensor 3101 can be placed underneath the timepiece 2400. Alternate embodiments contemplate alternate placements of the ambient temperature sensor 3101.
  • FIGS. 37-40 illustrate sample assembly procedures and dimensions of a watchband with integrated electronics, according to an embodiment.
  • the watchband can be formed by placing a layer of electronic components 3700 between a top layer of watchband material 3601 and a bottom layer of watchband material 3602.
  • a timepiece 2400 can be attached to the top layer of watchband material 3601 through the use of one or more quick release spring bars 3701, which allow the timepiece 2400 to be easily disengaged from the watchband.
  • the top layer of material 3601 can have one or more spring bar ports 3900 that can allow the user to engage or disengage the quick release spring bar 3701.
  • the top layer of material 3601 can have an ambient temperature sensor port 3901 , which can be used to provide ambient access to the ambient temperature sensor 3101.
  • the ambient temperature sensor 3101 can be located in between the top layer of material 3601 and the electronic component layer 3700.
  • the bottom layer of watchband material 3602 can have a heart rate sensor port 3201 to provide the heart sensor access to the user's arm.
  • the bottom layer of watchband material 3602 can have a charging port 3202 to provide access to one or more charging areas located on the electronics layer to allow the device to charge.
  • the layers of material can be secured together through the use of one or more transverse seams 3800, or through adhesives, bonding, or other adhering means known in the art.
  • the top layer 3601 when secured with the other layers, can form a slight dome in the area wherein the bulk of the electronics are placed in the electronics layer 3700.
  • FIG. 42 depicts a representative illustration of a process for overmolding electronics, in accordance with embodiments described herein.
  • the process of overmolding can be accomplished through the use of compression molding, which can reduce or eliminate the need for injection-sized tooling, injection temperature control, or injection pressures.
  • a bottom layer of unmolding sheet 4201 can be deployed in a mold.
  • a bottom protective layer of material 4202 can be applied atop the bottom layer of unmolding sheet 4201.
  • a resin applicator 4203 a first layer of resin 4204 can be dropped atop the bottom protective layer of material 4202.
  • the electronics 4205 can be placed into the mold with the resin.
  • a second layer of resin 4206 can be applied atop the electronics 4205 by the resin applicator 4203.
  • a top protective layer of material 4208 can be applied atop the resin, followed by a top layer of unmolding sheet 4207. Compression can be applied such that unwanted resin can be removed through the application of pressure. Compression can be applied to only the bottom layer of unmolding sheet 4201 in an upwards direction, applied to the top layer of unmolding sheet 4207 in a downwards direction, or applied to both sheets in tandem. After compression is applied, the overmolded electronics 4209 can be left to cure.
  • the top layer of unmolding sheet 4207 and the bottom layer of unmolding sheet 4201 can be removed, leaving the overmolded electronics 4209 encased by the bottom protective layer of material 4202 and top protective layer of material 4208.
  • the protective layers of material can be omitted.
  • the resin used can be a bi-component resin or silicon elastomer, or can be one or more of the materials described above or a combination thereof.
  • the resin can have low viscosity during compression, not require any temperature control during compression, require no high temperature curing, be flexible when cured, and can be transparent and waterproof.
  • the resin can be skin and electronics compatible, which can be accomplished by a lack of acid constituent in the resin.
  • the resin can be waterproof and flexible.
  • FIG. 43 depicts a representative illustration of a process for overmolding electronics, in accordance with alternate embodiments described herein.
  • the electronics 4302 can be overmolded through the application of a top layer form-fit cover 4301 and a bottom layer form-fit cover 4303, each of which can be injection molded to precisely match the contours of the electronics 4302 to be overmolded.
  • a top layer form-fit cover 4301 and a bottom layer form-fit cover 4303 each of which can be injection molded to precisely match the contours of the electronics 4302 to be overmolded.
  • FIG. 44 illustrates a flexible electronic strip, in accordance with embodiments described herein.
  • the flexible strip can comprise one or more modular batteries 4403, which can power the electronic modules 4401 though connections via one or more segments of flexible connectors 4402.
  • the electronic modules 4401 can include one or more combinations of the sensors, communication devices, processors, and memory as previously described herein.
  • the flexible connectors can contain enough electrical connections to supply data and/or power to the various components of the electronics.
  • the watchband can the sensors described above, as well as a vibration motor 4405 and a button 4406.
  • the one or more modular batteries 4403, vibration motor 4405, button 4406, and electronic modules 4401 can be mounted to one or more rigid circuit boards 4404, which can facilitate the various components' connections to each other through the one or more segments of flexible connectors 4402.
  • the watchband with integrated electronics can achieve a higher degree of flexibility, which can increase the shapes and sizes of wrists on which the watchband can be worn.
  • FIG. 45 illustrates a flexible electronic strip, in accordance with embodiments described herein.
  • the strip's electronics and modular batteries 4501 can be overmolded in accordance with embodiments described above, such that a protective volume of material 4502 can surround the integrated electronics and modular batteries 4501.
  • a button cover 4503 can be applied atop the protective volume 4502 for ease of user operation of the button.
  • the button cover 4503 can have a variable geometry such that the button cover can interact with the button on the electronics independent of the thickness or shape of the surrounding material layers or overmolding that might be applied to the electronics.
  • a secondary stiffener 4504 which can be a thin layer of plastic reinforcement can be applied during the overmolding process to provide additional stiffness and rigidity to the flexible strip if desired.
  • peripherals temperature sensors, heart rate sensor, vibration generator, air quality sensor, alert device
  • the amount and location of the various filters, peripherals, and circuitry No one peripheral is required on any one embodiment; rather, any combination of peripherals is contemplated.
  • none of the dimensions or tolerances disclosed in any of the figures or the specification is immutable: placement of components or ports, thickness, and other material dimensions can alter based upon the position of the internal components of the system or manufacturing capabilities of the manufacturers, and can be adjusted for a variety of ranges.
  • the disclosures herein should be construed broadly to include other variants and

Abstract

Des modes de réalisation de l'invention concernent un bracelet de montre à composants électroniques intégrés, un procédé de fabrication d'un bracelet de montre à composants électroniques intégrés, un procédé de surmoulage de composants électroniques, et une bande électronique souple, comprenant un ou plusieurs modules électroniques ; et une ou plusieurs batteries modulaires. La bande souple et/ou le bracelet peuvent comporter de multiples capteurs, des composants électroniques, des batteries, des moteurs à vibrations, et/ou des boutons. Le surmoulage peut être protecteur, imperméable et souple. Un volume de matériau protecteur peut être appliqué par l'intermédiaire d'un manchonnage ou par dépôt d'une couche de surmoulage.
PCT/US2017/015938 2016-02-02 2017-02-01 Bande électronique souple et son procédé de fabrication WO2017136383A1 (fr)

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US62/290,116 2016-02-02

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CN109557796A (zh) * 2017-09-25 2019-04-02 精工爱普生株式会社 配有磁传感器的钟表
WO2019168475A1 (fr) 2018-03-02 2019-09-06 Nitto Denko Corporation Dispositif de radiothérapie pouvant être porté et appareil
CN110530555A (zh) * 2019-09-05 2019-12-03 上海洛霖能源互联网技术合伙企业(有限合伙) 一种适用于水下工作的无线温度传感器
CN111526785A (zh) * 2017-12-28 2020-08-11 欧姆龙健康医疗事业株式会社 血压测量装置以及连接器
WO2021224620A1 (fr) * 2020-05-07 2021-11-11 Prevayl Limited Article pouvant être porté et procédé
US11490852B1 (en) * 2021-08-09 2022-11-08 hemal b kurani Wearable device for detecting microorganisms, sterilizing pathogens, and environmental monitoring
GB2616972A (en) * 2022-12-22 2023-09-27 Armour Surveillance Security Equipment And Tech Ltd A strap for a wearable device

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CN109557796A (zh) * 2017-09-25 2019-04-02 精工爱普生株式会社 配有磁传感器的钟表
CN111526785A (zh) * 2017-12-28 2020-08-11 欧姆龙健康医疗事业株式会社 血压测量装置以及连接器
CN111526785B (zh) * 2017-12-28 2023-11-03 欧姆龙健康医疗事业株式会社 血压测量装置以及连接器
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WO2019168475A1 (fr) 2018-03-02 2019-09-06 Nitto Denko Corporation Dispositif de radiothérapie pouvant être porté et appareil
CN108742596A (zh) * 2018-06-26 2018-11-06 张�杰 一种动态心血管活动监测装置
CN108742596B (zh) * 2018-06-26 2021-07-27 陈丹 一种动态心血管活动监测装置
CN110530555A (zh) * 2019-09-05 2019-12-03 上海洛霖能源互联网技术合伙企业(有限合伙) 一种适用于水下工作的无线温度传感器
WO2021224620A1 (fr) * 2020-05-07 2021-11-11 Prevayl Limited Article pouvant être porté et procédé
US11490852B1 (en) * 2021-08-09 2022-11-08 hemal b kurani Wearable device for detecting microorganisms, sterilizing pathogens, and environmental monitoring
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GB2616972A (en) * 2022-12-22 2023-09-27 Armour Surveillance Security Equipment And Tech Ltd A strap for a wearable device
GB2616972B (en) * 2022-12-22 2024-04-03 Armour Surveillance Security Equipment And Tech Ltd A strap for a wearable device

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