News
Ruling out a
■ Nokia has joined the
Wireless Power Consortium,
potential RF
a group promoting an
interoperable standard for
health hazard
wireless charging stations
for devices such as phones.
A
possible mechanism by
“As the world’s largest
which low power radio waves
mobile phone manufacturer
might interact with living cells has
and leader in mobile
been discounted by researchers.
telecommunications, Nokia
“While we cannot rule out the
brings a new dimension
possibility of health ef_f ects from
to the consortium”, said
mobile phones, at least we can
feel conf_i dent that they could not
Finding frequencies
Menno Treffers, the group’s
chairman. “This signifi cantly
occur in this way”, said Gemma
expands the potential
Yarwood, a cell and molecular
biologist at the Health Protection
for London 2012
market traction of the Qi
wireless charging standard.”
Agency, presenting the f_i ndings at
Research commissioned by
the HPA’s annual conference. ollowing a consultation, carried out to f_i nd whether enough
the consortium has identifi ed
T_h e research was designed to
test a theoretical interaction mech- F
Ofcom has announced capacity is available for wireless
wireless charging as something
its plan for providing microphones and earpieces for talk-
that 80 per cent of consumers
anism proposing that living cells frequencies for the 2012 London back. UHF TV frequencies released
would use with virtually all
possess non-linear electrical prop- Olympic Games. Taking place as part of the Digital Dividend will
their devices, every time they
erties. If they did, there would be in an area where radio capacity help to meet this demand. To co-
charged them.
evidence of frequency doubling: is already intensively used, the ordinate spectrum for programme-
cells exposed at one frequency event is already making extreme making, Ofcom will appoint a band
■ Accenture has taken
would generate a signal at double demands of the radio spectrum, manager next year.
ownership of Nokia’s
that frequency. Such evidence just as it will of the world’s Most demand for PMR at the
Symbian Professional Services
could have been a breakthrough athletes. Additional frequencies Games will be met by networks
unit, which is responsible
in the understanding of how using will be needed both for running being built for the London
for Symbian OS customer
devices such as mobile phones the events themselves and for Organising Committee of the
engineering and customer
might lead to health ef_f ects. international broadcast coverage. Olympic Games and Paralym-
support. The move, involving
But the HPA researchers, With the trend towards cable- pic Games (LOCOG) or the
157 people, creates an
funded by the Mobile Telecom- free equipment, one fast-growing expanded Airwave network for the
independent provider of
munications and Health Research requirement is for extra spectrum emergency services, Ofcom says.
professional services in the
programme, found no evidence of for wireless television cameras. T_h e remainder will be met from
Symbian ecosystem.
nonlinearity. Nonetheless, Gemma Ofcom is negotiating for an addi- existing PMR bands.
Yarwood said: “Public concerns tional band in the 2–4 GHz range
■ The UK Ministry of Defence
about health risks mean that the but it also intends to of_f er frequen- • Ofcom’s statement is at http://
warns of a forthcoming series
search for a biological interaction cies at 7 GHz, 10 GHz and higher.
www.ofcom.org.uk/consult/condocs/
of GPS jamming exercises.
mechanism should continue.” Technical investigations will be london2012 From November 30 to
December 4, jamming will take
place in up to two one-hour
Safely connect with Wi-Fi Direct
slots per day, between 1000
and 1600. The tests will take
place at sea off South Shields.
A Wi-Fi specifi cation now being completed will mechanism, Wi-Fi Direct could replace today’s
enable wireless devices to connect to one another Bluetooth peer-to-peer connections in applications
■ Helping people to deal
without having to join a conventional home or where security is required.
with a bewildering world of
offi ce hot-spot. The Wi-Fi Alliance hopes to begin Wi-Fi Direct devices will support both 2·4 GHz
proliferating connections,
approving products to its new specifi cation in mid- and 5 GHz operation and will be able to make
usernames and passwords is
2010. They will be marked “Wi-Fi Certifi ed Wi-Fi connections with existing 802.11 a/g/n Wi-Fi
the focus of an ETSI group
Direct”. products. With 802.11 a/g, they will achieve a
which met for the fi rst time last
Previously code-named ‘Wi-Fi peer-to-peer’, range of up to 100 metres
month in Portugal. The group,
the specifi cation will be suitable for a wide range and data rates
ISG INS, will work to develop
TM
of devices, including mobile phones, cameras, up to about
a common industry view on
printers, notebook computers, keyboards and 54 Mbit/s;
identity management protocols
headphones. These will be able to connect one- with 802.11n,
and architectures, relating
to-one or in small groups. Supporting WPA2 data rates may
mainly to networks and services
over-the-air encryption and a ‘quality of service’ exceed 250 Mbit/s.
for the Internet of the future.
LAND mobile October 2009 5
04-05 News.indd 5 21/10/2009 15:48
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