Telecommunication Standard Terms
ITS-Institute for Telecommunication Sciences
This glossary provides standard definitions for the fields subsumed by the umbrella discipline of telecommunications. The terms and definitions are drawn from authoritative non-Government sources such as the International Telecommunication Union, the International Organization for Standardization, the Telecommunications Industry Association, and the American National Standards Institute, as well as from numerous authoritative U.S. Government publications.
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Telecommunication Standard Terms - Dictionary Index
H: 1
H bend
H channel
H plane bend
HA1 receiver weighting
Hagelbarger code
half duplex (HDX) operation
halftone
halftone characteristic
Hamming code
Hamming distance
Hamming weight
handoff
handshaking
hangover
hard copy
hard disk
hard limiting
hard sectoring
hardened
hardware
hardwire
harmful interference
harmonic
harmonic distortion
H channel
H plane bend
HA1 receiver weighting
Hagelbarger code
half duplex (HDX) operation
halftone
halftone characteristic
Hamming code
Hamming distance
Hamming weight
handoff
handshaking
hangover
hard copy
hard disk
hard limiting
hard sectoring
hardened
hardware
hardwire
harmful interference
harmonic
harmonic distortion
hazards of electromagnetic radiation to fuel (HERF)
hazards of electromagnetic radiation to ordnance (HERO)
hazards of electromagnetic radiation to personnel (HERP)
HDLC
HDTV
HDX
HE11 mode
head
head end
head of bus function
head on collision
header
Heaviside layer
height gain
helical antenna
HEMP
HERF
HERO
HERP
hertz (Hz)
Hertzian wave
heterochronous
heterodyne
hazards of electromagnetic radiation to ordnance (HERO)
hazards of electromagnetic radiation to personnel (HERP)
HDLC
HDTV
HDX
HE11 mode
head
head end
head of bus function
head on collision
header
Heaviside layer
height gain
helical antenna
HEMP
HERF
HERO
HERP
hertz (Hz)
Hertzian wave
heterochronous
heterodyne
heterodyne repeater
heterogeneous multiplexing
heuristic routing
hexadecimal
HF
HFDF
hierarchical computer network
hierarchical routing
hierarchically synchronized network
high altitude electromagnetic pulse (HEMP)
high definition television (HDTV)
high frequency (HF)
high frequency distribution frame (HFDF)
high level control
high level data link control (HDLC)
high level language (HLL)
high order language
high pass filter
high performance equipment
high usage trunk group
higher frequency ground
highway
hiss
heterogeneous multiplexing
heuristic routing
hexadecimal
HF
HFDF
hierarchical computer network
hierarchical routing
hierarchically synchronized network
high altitude electromagnetic pulse (HEMP)
high definition television (HDTV)
high frequency (HF)
high frequency distribution frame (HFDF)
high level control
high level data link control (HDLC)
high level language (HLL)
high order language
high pass filter
high performance equipment
high usage trunk group
higher frequency ground
highway
hiss