WPAN, WLAN, WMAN, and WWAN describe different coverage scopes. VPN describes a private logical connection over another network, not a particular radio range. The 5G labels eMBB, URLLC, and mMTC describe service characteristics rather than three sizes of a wireless LAN.
Core words
The diagram separates local wireless scope from virtual private networking and 5G service types.
| English term | Meaning and use |
|---|---|
Ad-hoc network | A network formed directly among participating nodes without relying on a fixed access-point infrastructure. |
WPAN | Wireless Personal Area Network: short-range wireless connectivity around a person or nearby devices. |
WLAN | Wireless Local Area Network: wireless connectivity across a local area, commonly through Wi-Fi access points. |
WMAN | Wireless Metropolitan Area Network: wireless coverage across a metropolitan-scale area. |
WWAN | Wireless Wide Area Network: wireless connectivity across a broad geographic area, commonly through cellular infrastructure. |
ZigBee | A low-power wireless technology family used in short-range device and sensor networks. |
Network Neutrality | The principle that network providers should treat internet traffic without unjustified discrimination; legal rules vary by jurisdiction. |
ISP (Internet Service Provider) | A company supplying internet access; distinct from Information Strategy Planning. |
Words to distinguish together
| English term | Meaning and use |
|---|---|
VPN | Virtual Private Network: a logical private connection or overlay carried across another network, often with encryption. |
ICMP | Internet Control Message Protocol: messages supporting IP diagnostics and error reporting, such as those used by ping. |
USIM | Universal Subscriber Identity Module: a subscriber-identity application on a smart card used for mobile-network authentication. |
Network Slicing | A cellular-network architecture that provides logically separated service environments on shared physical infrastructure. |
eMBB | Enhanced Mobile Broadband: a 5G use-case family emphasizing higher data rates and capacity. |
URLLC | Ultra-Reliable Low-Latency Communications: a 5G use-case family emphasizing reliability and short latency. |
mMTC | Massive Machine-Type Communications: a 5G use-case family for large numbers of relatively low-data-rate devices. |
NR | New Radio: the 5G radio-access technology between user equipment and the radio network. |
Words encountered in code and operations
| English term | Meaning and use |
|---|---|
GNSS | Global Navigation Satellite System: satellite-based positioning systems that let receivers estimate location. |
SBAS | Satellite-Based Augmentation System: regional correction and integrity information improving GNSS positioning. |
SNG | Satellite News Gathering: transmitting field news material to a studio or broadcaster via satellite. |
MNG | Mobile News Gathering: collecting and sending field news material through mobile communication networks. |
ENG | Electronic News Gathering: field recording and production using portable electronic video equipment. |
RFID | Radio-Frequency Identification: identifying tagged items through radio communication without direct contact. |
USN | Ubiquitous Sensor Network: a network of sensors collecting and sending observations. |
M2M | Machine-to-Machine communication: devices exchanging information over wired or wireless links without requiring a person at each exchange. |
Reading these terms in context
A network's coverage and its service goal answer different questions. A WLAN may use an access point in a local area, while an ad-hoc network can form directly between nodes. GNSS and SBAS concern positioning, not application transport. SNG, MNG, and ENG are news-gathering workflows using different capture or transmission approaches.
The device joins a WLAN locally, reaches a remote service through a VPN, and may use cellular access when away from Wi-Fi.
Key takeaways
First ask whether a term names network range, a communication protocol, a 5G service profile, positioning, or a media workflow. VPN is not a radio-range category; ICMP is not a transport for user application sessions; GNSS is positioning rather than a network access service.