Glossary terms beginning with H

Handheld

Handheld refers to a portable device such as a mobile phone, notebook computer or PDA that is usually operated whilst being held in the hand.

Handoff

Also known as: Handover Handover (or, in North America, handoff) occurs in both digital and analogue mobile networks when a mobile station (mobile phone or PDA) with an active data or voice call moves between cells….

Handover

Also known as: Handoff Handover (or, in North America, handoff) occurs in both digital and analogue mobile networks when a mobile station (mobile phone or PDA) with an active data or voice call moves between cells….

Hands free

Also known as: Handsfree Handsfree (ot hands-free) is the term used to describe the method of operating a device, such as a mobile phone, PDA or notebook (that is normally handheld), without holding or touching the…

Handset

Handset is the name given to the physical terminal that a user handles or holds when making or receiving a telephone call. The term may be applied to a wide range of handheld wireless devices, such…

Handsfree

Also known as: Hands-free Handsfree (ot hands-free) is the term used to describe the method of operating a device, such as a mobile phone, PDA or notebook (that is normally handheld), without holding or touching the…

Haptic feedback

Haptic feedback is a technology that communicates with the user through movement, vibration or through the use of force. Haptic feedback is mainly applied at mobile phones that are equipped with a touchscreen that replaces…

Headset

Headset is a mobile phone accessory that allows the phone to be used for hands-free conversations. The headset usually consists of two earpieces and a microphone, and it plugs into a socket in the handset. The…

hertz

Also known as: hZ, cps, cycles per second Hertz (Hz) is the basic unit of frequency, one Herz being equal to one cycle per second (cps). As the Herz is usually too small a measure for…

HLR

Also known as: Home Location Register HLR (Home Location Register) is a central master database within the GSM network, which maintains a permanent store of subscriber information, and some location information for the mobile network. The…

Home Location Register

Also known as: HLR HLR (Home Location Register) is a central master database within the GSM network, which maintains a permanent store of subscriber information, and some location information for the mobile network. The HLR provides…

HSCSD

HSCSD is the abbreviation of High Speed Circuit Switched Data. This technique is especially popular in Germany. In Germany HSCSD is called Mobile ISDN and has remote access as the main application; the entrance to…

HSDPA

High-Speed Downlink Packet Access (HSDPA) is a 3G (third generation) mobile telephony communications protocol in the High-Speed Packet Access (HSPA) family, which allows networks based on Universal Mobile Telecommunications System (UMTS) to have higher data…

HSUPA

High-Speed Uplink Packet Access (HSUPA) is a 3G mobile telephony protocol in the HSPA family with up-link speeds up to 5.76 Mbit / s. The name HSUPA was created by Nokia. The 3GPP does not…

HTTP

Also known as: HyperText Transport Protocol HTTP (HyperText Transfer Protocol) is the protocol that powers the World Wide Web. It specifies a standard for communication between clients (called user agents in the standard) and servers, and…

HyperText Transport Protocol

Also known as: HTTP HTTP (HyperText Transfer Protocol) is the protocol that powers the World Wide Web. It specifies a standard for communication between clients (called user agents in the standard) and servers, and was originally…

hZ

Also known as: hertz, cps, cycles per second Hertz (Hz) is the basic unit of frequency, one Herz being equal to one cycle per second (cps). As the Herz is usually too small a measure for…