Glossary

Explore our library of thousands of telecoms terms and acronyms defined for on-the-job reference or learning new material.

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HLR

Home Location Register

HLR

Home Location Register (3GPP2)

HLS

Higher Layer Split

HMAC

Hash Message Authentication Code

HNB

Home Node B

HNB-GW

Home Node B

HOLD

Communication Hold

HOS

Home Operated Services

Host Name Resolution

HPLMN

Home Public Land Mobile Network

HR/DSSS PHY

High Rate / Direct Sequence Spread Spectrum Physical Layer

HRLLC

Hyper Reliable and Low-Latency Communication

HS

Home System

HS-DPCCH

High Speed Dedicated Physical Control Channel

HS-DSCH

High Speed Downlink Shared Channel

HS-DSCH RNTI

HS-DSCH Radio Network Temporary Identity

HS-PDSCH

High Speed Physical Downlink Shared Channel

HS-SCCH

High SpeedShared Control Channel

HSCSD

High Speed Circuit Switched Data

HSDPA

High Speed Downlink Packet Access

HSN

Hopping Sequence Number

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HLR

HLR

HLS

HMAC