extremely high frequency
Definition
Noun: * Extremely High Frequency (EHF): A band of radio frequencies from approximately 30 to 300 gigahertz (GHz), situated between super high frequency and the far infrared in the electromagnetic spectrum. It is used for high-bandwidth communications, radar, and scientific research.
Usage
"Extremely high frequency" is a technical, uncountable noun phrase used primarily in engineering, telecommunications, and physics. It refers to a specific range of the radio spectrum.
Examples
- The new satellite communication system operates in the extremely high frequency band.
- Extremely high frequency waves have very short wavelengths, which limits their range but allows for high data transfer rates.
- This radar uses extremely high frequency to achieve high resolution.
Advanced Usage
- The abbreviation EHF is commonly used in technical writing and specifications.
- Example: The device is compliant with EHF transmission standards.
Variants and Related Words
- Millimeter wave (mmWave): A common synonym, as EHF wavelengths are between one and ten millimeters.
- Example: 5G technology utilizes millimeter wave bands, which are part of the EHF spectrum.
Synonyms
- Millimeter band
- Millimeter wave (mmWave)
Related Phrases
- EHF band: The specific range of frequencies.
- Example: The signal is broadcast across the entire EHF band.
- EHF radiation: Referring to the electromagnetic waves themselves.
- Example: The experiment studied the effects of EHF radiation on materials.
Noun
-
30 to 300 gigahertz
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