{
  "patent_number": "US 11137298",
  "country": "US",
  "title": "How Fabric Sensors Measure Pressure on Your Body",
  "original_title": "Supercapacitive iontronic nanofabric sensing",
  "summary": "This patent describes a flexible, all-fabric sensor that uses special ionic and conducting materials woven into a cloth to detect tiny pressure changes on the body, like blood pulses or movements.",
  "what_it_does": "This patent describes a wearable sensor assembly designed to detect pressure. It uses fibers coated with an \"ionic material\" and a \"conducting material\" that touch each other (Claim 1). These materials are formed into a \"cloth matrix\" or \"elastic cloth matrix\" that can stretch and conform closely to a body part (Claim 1, 11). When pressure is applied to this fabric, the sensor generates an electrical signal. For example, a sleeve made with this fabric could detect subtle changes in blood pressure pulses in a person's arm, or track body movements during exercise.",
  "what_it_does_not_cover": [
    "Does not cover pressure sensors that are not fabric-based or woven into a cloth structure.",
    "Does not cover sensors that do not use both an ionic material and a conducting material in contact to generate a signal.",
    "Does not cover sensors that are not designed to be wearable or conform closely to a body's shape.",
    "Does not cover sensors that measure things other than pressure, such as temperature, humidity, or chemical levels."
  ],
  "filed": "2019-11-18",
  "granted": "2021-10-05",
  "expires": "2039-11-18",
  "status": "active",
  "holder": "University of California San Diego UCSD",
  "holder_url": "https://patentbrief.org/company/university-of-california-san-diego-ucsd",
  "inventors": [
    {
      "name": "Ruya Li",
      "url": "https://patentbrief.org/inventor/ruya-li"
    },
    {
      "name": "Benjamin Arthur Bazor",
      "url": "https://patentbrief.org/inventor/benjamin-arthur-bazor"
    },
    {
      "name": "Tingrui Pan",
      "url": "https://patentbrief.org/inventor/tingrui-pan"
    }
  ],
  "times_cited": 0,
  "tags": [
    "consumer_electronics",
    "biotech",
    "materials",
    "telecommunications"
  ],
  "abstract": "An all-fabric iontronic supercapacitive pressure sensing device utilizing a novel iontronic nanofabric as the sensing element is disclosed. The sensing device can be applied in several various wearable health and biomedical applications on complex body topologies. As an alternative to conventional flexible sensors, the all-fabric iontronic pressure sensor provides an ultrahigh device sensitivity with a single Pascale resolution. The device also allows rapid mechanical responses (in the milliseconds range) for high-frequency biomechanical signals, e.g., blood pressure pulses and body movements. The fabrication process for the device is low-cost highly compatible with existing industrial manufacturing processes.",
  "url": "https://patentbrief.org/patent/us/11137298/supercapacitive-iontronic-nanofabric-sensing",
  "markdown_url": "https://patentbrief.org/patent/us/11137298/supercapacitive-iontronic-nanofabric-sensing/md",
  "google_patents_url": "https://patents.google.com/patent/US11137298",
  "relatedPatents": []
}