18105935. PHASE-CHANGE MATERIAL-BASED XOR LOGIC GATES simplified abstract (INTERNATIONAL BUSINESS MACHINES CORPORATION)

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PHASE-CHANGE MATERIAL-BASED XOR LOGIC GATES

Organization Name

INTERNATIONAL BUSINESS MACHINES CORPORATION

Inventor(s)

Nanbo Gong of White Plains NY (US)

Guy M. Cohen of Ossining NY (US)

Takashi Ando of Eastchester NY (US)

PHASE-CHANGE MATERIAL-BASED XOR LOGIC GATES - A simplified explanation of the abstract

This abstract first appeared for US patent application 18105935 titled 'PHASE-CHANGE MATERIAL-BASED XOR LOGIC GATES

Simplified Explanation

The patent application describes an apparatus that includes a phase-change material, electrodes, and a heating element. The apparatus has input and output terminals for controlling and accessing the phase-change material.

  • The apparatus includes a phase-change material, which is a material that can change its physical state (e.g., from solid to liquid) when heated or cooled.
  • There are two electrodes, one at each end of the phase-change material, which allow for the flow of electric current.
  • A heating element is coupled to a portion of the phase-change material, allowing for controlled heating of that section.
  • The apparatus has input terminals that are connected to the heating element, allowing for the input of electrical signals to control the heating.
  • An output terminal is connected to one of the electrodes, providing access to the electrical properties of the phase-change material.

Potential applications of this technology:

  • Data storage: The phase-change material can be used in non-volatile memory devices, where its ability to change states can be utilized for data storage.
  • Thermal management: The heating element can be used to control the temperature of the phase-change material, making it useful for thermal management applications.
  • Sensing and actuation: The electrical properties of the phase-change material can be used for sensing and actuation purposes, such as in sensors or actuators.

Problems solved by this technology:

  • Limited control over phase-change materials: The apparatus provides a way to control the heating and electrical properties of the phase-change material, allowing for more precise manipulation.
  • Difficulty in accessing electrical properties: The output terminal provides a way to access the electrical properties of the phase-change material, making it easier to integrate into electronic systems.

Benefits of this technology:

  • Versatility: The phase-change material can be used in various applications, thanks to its ability to change states and its electrical properties.
  • Control: The heating element and input terminals allow for precise control over the phase-change material, enabling tailored functionality.
  • Integration: The output terminal makes it easier to integrate the phase-change material into electronic systems, expanding its potential uses.


Original Abstract Submitted

An apparatus comprises a phase-change material, a first electrode at a first end of the phase-change material, a second electrode at a second end of the phase-change material, and a heating element coupled to a least a given portion of the phase-change material between the first end and the second end. The apparatus also comprises a first input terminal coupled to the heating element, a second input terminal coupled to the heating element, and an output terminal coupled to the second electrode.