Jeremy Maddock

Wi-Fi (Wireless Fidelity) - Description

Wi-fi is a wireless data networking protocol, which allows for PCs and laptops to access the internet, within a given area or "hotspot", via a high frequency wireless local area network (WLAN). The term Wi-Fi was coined by the Wireless Ethernet Compatibil... Read >

WiMAX (Worldwide Interoperability for Microwave Access) - Description

WiMAX is another name for IEEE 802.16, an international standard that allows for computers to be networked together and access the internet wirelessly. Although similar to Wi-Fi, WiMAX has a much broader range, and allows for faster data transfer speeds. ... Read >

Wireless Broadband - Description

Wireless broadband is a general term that applies to any kind of technology, which allows users to download data at high speeds without using a physical wire to connect to the internet. The most popular and advanced wireless broadband technology currently... Read >

Wireless VoIP - Description

Wireless VoIP is a technology that converts voice information into digital data packets, and transmits them wirelessly over a mobile network. Several VoIP telephony companies have recently made deals with wireless carriers that will allow them to combine ... Read >

xMax - Description

xMax is a recent innovation conceived by Florida-based xG Technology LLC. It piggybacks on radio signals to transmit wireless broadband data over long distances. Although it is not yet widely available, xMax will (in theory) be much cheaper and more ef... Read >

PC-to-Phone - Description

PC-to-Phone is a type of VoIP communication that involves making phone calls directly from a computer. Calls are placed using a special piece of software, which may be downloaded over the internet. PC2Phone is an extremely cheap and efficient way to commu... Read >

PDA (Personal Digital Assistant) - Description

A PDA is a handheld electronic organizer which combines a variety of computing, and communication services. In addition to basic features such as scheduling, pocket word processing, and handwriting recognition, many PDAs now also come with mobile web brow... Read >

Radio Telephones - Description

Radio telephones are communication devices, which allow two people to talk to one another using a radio. Although they are similar to cell phones for practical purposes, they work somewhat differently, operating on radio frequencies of 60 to 900 MHz. A "w... Read >

Satellite Television - Description

Satellite television is a television reception system where signals are received from satellites orbiting at a distance of approximately 37,000 kilometers above Earth's surface. Using satellites is the most effective way to instantly transmit television s... Read >

SDSL (Symmetric Digital Subscriber Line) - Description

SDSL is a type of broadband technology that allows for digital data to be sent at high speeds along already-existing copper telephone lines, while allowing for the transmission of analog (voice) data at the same time. SDSL connections are symmetric, meani... Read >

T1 - Description

A T1 is a dedicated communications connection which can carry up to 24 channels of voice or data traffic at any given time. This is done using 24 separate circuits, each of which has its own unique telephone number. Due to their prohibitive monthly cost a... Read >

T3 - Description

A T3 is an extremely high bandwidth dedicated connection which can carry up to 672 channels of voice and data traffic at any given time. This is done using a 44.736 Mbps connection, which is capable of carrying up to 28 times the traffic of a regular T1 l... Read >

Bluetooth - Description

Buletooth is a telecommunications technology that allows computers, mobile phones, PDAs, and other enabled devices to connect wirelessly over short distances, and exchange digital information. Bluetooth connections take place over a 2.4 GHz frequency, and... Read >

Broadband Phone - Description

A broadband phone is a type of voice based communications system, which can be created using a regular touch tone telephone, a broadband connection, and a connecting adapter. A broadband internet connection is capable of carrying high quality VoIP convers... Read >

The Role of Nutrition in Preventing Dementia

A recent review of studies investigating cognitive decline in later life has drawn attention to the fact that many dementia patients suffer from a lack of vitamin B12 and folic acid. In a paper published by Ross Andel and Tiffany Hughes of the Universi... Read >