Systems and methods for interactive objects including conductive lines are provided. An interactive object may comprise a capacitive touch sensor comprising two or more non-crossing conductive lines that form at least a first conductive line pattern. The first conductive line pattern may comprise a first, second, and third sequence of the two or more non-crossing conductive lines relative to a respective first, second, and third input direction. The interactive object may be configured to detect touch input to the capacitive touch sensor based on a change in capacitance associated with the two or more non-crossing conductive lines, identify at least one of the first, second, or third line sequence based on the touch input to the capacitive touch sensor, and determine a respective gesture corresponding to the first, second, or third sequence of two or more non-crossing conductive lines.

An ECG sensor system comprising: a substrate having a first side and a second side, the substrate of a non-conducting material; a plurality of textile-based sensors positioned on the first side, each of the plurality of textile-based sensors spaced apart from one another on the first side, the second side covering one side of the each of the plurality of textile-based sensors as an insulating covering, the each of the plurality of textile-based sensors including conductive fibres interlaced with one another; and a conductive trace connected to the each of the plurality of textile-based sensors, each of the conductive traces for connecting the plurality of textile-based sensors to an electronic controller for sending and receiving electronic signals from a selected pair of the plurality of textile-based sensors.

A wearable sensor, a forming method therefor, and a sensor module. The wearable sensor includes elastic yarns made of an elastic material; and conductive yarns. The conductive yarns and the elastic yarns interweave and form a fabric structure. The conductive yarn has a first end, a second end, and a body portion between the first end and the second end, the body portion include an entry section extending from the first end toward a fold-back region and an exit section returned back from the fold-back region, the entry section and the exit section form at least one intersection, and the entry section and the exit section come into contact at the intersection. In addition to providing the sensing measurement function, said sensor can improve the user experience, and can expand the application field of the sensor.

A stereoscopic conductive fabric includes a basement yarn layer, a conductive yarn, and a support yarn. The basement yarn layer includes plural warp yarns arranged coursewise and parallel to each other and plural course yarns arranged warpwise and parallel to each other. The course yarns are interwoven with the warp yarns to form the basement yarn layer. The conductive yarn is arranged coursewise and interwoven with the course yarns in a skip manner to form plural conductive structures protruding from a surface of the basement yarn layer. The support yarn is arranged coursewise and interwoven with the course yarns in a skip manner to form plural pressing structures protruding from another surface of the basement yarn layer. A module for detecting electrical signals from body skin applying the stereoscopic conductive fabric is also disclosed.

Provided is: an elongated plate-form piezoelectric body, which contains an optically active helical chiral polymer (A) having a weight-average molecular weight of from 50,000 to 1,000,000 and has an elongated plate shape having a thickness of from 0.001 mm to 0.2 mm, a width of from 0.1 mm to 30 mm and a width-to-thickness ratio of 2 or higher, and in which the lengthwise direction and the main orientation direction of the helical chiral polymer (A) are substantially parallel to each other; the crystallinity measured by a DSC method is from 20% to 80%; and the birefringence is from 0.01 to 0.03.

The disclosed embodiments provide a smart garment on which implemented designs can be changed in terms of color, image, text, etc. Also, a system is provided that comprises: a server for providing various designs to be implemented on a smart garment; and a user terminal that can change the design of the smart garment by receiving various designs from the server and transmitting same to the smart garment. The system according to the disclosed embodiments comprises: a server including a design database for a smart garment; a user terminal for downloading a design for the smart garment from the server; and the smart garment on which the design transmitted from the user terminal is implemented.

A fabric dielectric barrier discharge (DBD) device, a textile material comprising interconnected insulated conductive fibers can be used to generate a cold homogenous plasma by forming a discharge path from a conductive core of a first fiber, to a dielectric layer surrounding the conductive core, through an air gap towards, e.g., a second fiber or human skin. When the plasma that lights in and around the air gap comes into contact with a contaminated surface (containing, e.g., bacteria and/or viruses), it induces reactive species to form on the contaminated surface, and the reactive species are then allowed to kill the bacteria and/or viruses.

A pre-fabricated sensor assembly for an interactive object including an object substrate is provided. The pre-fabricated sensor assembly includes a touch sensor comprising a plurality of flexible sensing elements, a first electronics module comprising sensing circuitry in electrical communication with the plurality of flexible sensing elements, a communication interface comprising a first end portion coupled to the first electronics module and comprising a second end portion, a receptacle coupled to the second end portion of the communication interface, and one or more flexible retaining layers that define a housing for a first portion of the pre-fabricated sensor assembly. The first portion of the pre-fabricated sensor assembly can include at least a portion of each of the plurality of flexible sensing elements.

One variation of a method for producing a smart yarn includes: aligning a set of sensing elements offset along a lateral axis in a magazine, wherein each sensing element in the set of sensing elements includes a sensor, a first conductive lead extending from a first side of the sensor along a longitudinal axis perpendicular to the lateral axis, and a second conductive lead extending from a second side of the sensor opposite the first side and along the longitudinal axis; wrapping a set of fibers into a yarn within a wrapping field; feeding a leading end of a first sensing element, in the set of sensing elements, from the magazine into the wrapping field; releasing the first sensing element from the magazine into the wrapping field; encasing the first sensing element between the set of fibers within the yarn; and repeating this process for the set of sensing elements.

A size-adjustable woven fabric comprises a first set of threads (10a-10i), each formed of a heat-shrink polymer material, at least one conducting thread (20), formed of an electrically conducting material, wherein the first set of threads (10a-10i) runs substantially parallel with each other, and wherein the conducting thread (20) runs substantially across the first set of threads (10a-10i). There is further disclosed a wearable item comprising such a size-adjustable fabric, as well as methods of expanding and reducing size of such a size-adjustable fabric. There is further disclosed footwear and protective wear comprising such size-adjustable fabric.