microwave spectrum

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microwave spectrum

A scientist points to a chart showing the microwave spectrum.

Definition

Noun: The range of electromagnetic wave frequencies that constitute microwaves, typically defined as extending from about 1 gigahertz (GHz) to 300 gigahertz, corresponding to wavelengths from about 30 centimeters down to 1 millimeter. It is a specific band within the broader electromagnetic spectrum.

Usage

The term "microwave spectrum" is used to discuss the technical properties, allocation, and applications of this specific frequency range. * Scientific/Technical Context: Refers to the physical characteristics and behavior of microwaves. * Satellite communication utilizes specific bands within the microwave spectrum. * The study focused on atmospheric absorption in the microwave spectrum. * Regulatory/Engineering Context: Refers to the management and use of these frequencies for various technologies. * Regulators allocate slices of the microwave spectrum for mobile phones and radar systems. * Designing this antenna requires a deep understanding of the microwave spectrum.

Advanced Usage
  • "to occupy a portion of the microwave spectrum": Describes a device or service using a specific set of microwave frequencies.
    • The new wireless standard will occupy a higher portion of the microwave spectrum.
  • In a figurative sense, it can describe a crowded or contested domain of activity.
    • Companies are fighting for space in the commercial microwave spectrum.
Variants and Related Words
  • Microwave (noun/adjective): Refers to the waves themselves or devices using them (e.g., a microwave oven).
  • Radio Spectrum (noun): The broader range of electromagnetic frequencies used for communication, which includes the microwave spectrum.
  • Frequency Band (noun): A specific contiguous range within a spectrum.
Synonyms
  • Microwave band
  • Microwave frequency range
  • SHF and EHF bands (Super High Frequency and Extremely High Frequency, which largely constitute the microwave spectrum)
Related Phrases
  • Spectrum allocation: The process of assigning frequency bands to services.
  • Spectrum management: The regulation of the radio frequency spectrum.
Notes

The microwave spectrum lies between radio waves and infrared radiation on the electromagnetic spectrum. It is crucial for modern technology, enabling radar, satellite communications, wireless networks (like Wi-Fi and 5G), and microwave ovens.

microwave spectrum

A scientist points to a chart showing the microwave spectrum.

Noun
  1. the part of the electromagnetic spectrum corresponding to microwaves