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| Frederick Noronha on Tue, 7 Mar 2000 22:54:38 +0100 (CET) |
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| <nettime> BytesForAll MARCH2K Issue#7 |
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1010101010.....AN OCCASIONAL NEWSLETTER TO MAKE........0101010101
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1010101010..Compiler: Frederick Noronha fred {AT} vsnl.com..0101010101
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COMMSPHERE SPECIAL ISSUE * RELEASED IN MARCH 2000. CHENNAI, INDIA
Commsphere2000 was held in South India with the theme 'Affordable
Telecom and IT Solutions for Developing Countries'. More details
from web-site http://www.tenet.res.in/commsphere/commsphere.html
01010101010101010101010101010101010101010101010101010101010101010
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
SAMUDRA HAQUE OF BANGLADESH HAS A UNIQUE SOLUTION for connecting
distant rural villages, which he has just had a patent claim
registered in Dhaka. "We're combining the best elements of radio
engineering, telecommunications and computer science to offer a
high-speed communication network in remote rural villages spread
over large areas. And we are doing this will relatively small
budgets too," says Haque.
Using this method, 3 MBPS or more high-speed links are expected
to villages, using wireless routers. He said 20-30 telephone
channels and video phone sets could be offered for a capital cost
of US$150,000 to villages which otherwise had no hope of being
connected. "We aim to provide mega-bits, not just kilo-bits,"
said Haque.
Haque says that in Bangladesh, by 2002, there will be 129 million
people who will NOT have access to telephone services, "a
staggering error in judgement when compared to the lucky one
million people who will have the privilege of calling someone
using their own telephone".
He called his paper a "partial report" of work in the continuing
design, fabrication and deployment of a Broadband Wireless IP
Router working in the S-band using Spread Spectrum in order to
develop a flexible, portable data communications network
operating at between 2 MBPS and 5.5 MBPS over 16-30 km or more."
Email contact: haque {AT} pradeshta.net
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
INDIA HAS LESS THAN 25 million telephones and one million
Internet connections for its 1000 million people. Making telecom
and Internet available to (at least) 150 to 200 million people in
India is a must if it is to avoid a sharp divide within society
and build an ability to stand up to the world, says Professor
Ashok Jhunjhunwala (of the Indian Institute of Technology in
Chennai).
But there are serious bottnecks to achieving this goal. Economics
is foremost. Today's largely Western developed technologies offer
cost-effective services in the West. A cost of $30 per month as
service charges for each connection is not considered too high
and is probably affordable to over 90% of the people in the West.
This technology, catering to a $30 per month subscriber, could
easily cost around $1000 per connection (assuming that a 35%
return on investment covers the cost of investment and
operation). But at $40 per month, telecom and Internet services
are affordable to less than 1.5% households in India. The service
charges need to be reduced to $15 per month to make it affordable
to the next five per cent of households and to less than $6 per
month so as to cater to another 25% of households.
"Development of such low-cost technology is naturally not a
priority task for corporates in the West. It has to become
however the focus for the R&D community and companies in the
developing world," argues Prof Jhunjhunwala.
Email: ashok {AT} tenet.res.in
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
ANALOGUE DEVICES INC. (US) CHAIRMAN RAY STATA warns that "Left to
chance, the Internet revolution could broaden the already large
gap between the economies of developed and developing nations."
He notes that in India, the experiences of organisations like
CDOT (the Centre for the Development of Telematics) in designing
telephone switching equipment proved that engineering talent is
available and there is a need to develop more affordable
communication equipment, which is also more compatible with the
governments' need to balance trade.
"Analog Devices' experience in working with IIT-Madras and Midas,
a start-up company assembled from IIT-Madras alumni, to develop a
wireless local loop system [more on this below-ed.] indicates
that indigenous Indian companies are fully capable of designing
world-class equipment that is significantly lower in cost than
equivalent imported equipment," Stata added.
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
COPPER AND OPTICAL FIBRE of the Indian Railway network, besides
wireless access, could provide Internet and telecom services in
small towns and rural areas say railway engineers and engineering
experts. Despite India having a number of Internet Service
Providers, their efforts are largely limited to the major cities
-- seldom reaching 100 cities in this vast country. Much more
needs to be done. The Indian Railways has a network spanning
every corner of India, and around 8,000 stations at an average
distance of about seven kilometres. There is special quad copper
cable laid between the stations. Normally used for voice
telephony, there is one spare unloaded cable which was put in for
train control purposes, but never used. Optical fibre is also
available along several major routes. This paper introduces a
special DSL on copper system, designed at the Indian Institute of
Technology-Madras, which could be used to provide a high bit-rate
date link between stations. These links can be connected to form
a Railway Internet backbone network. The network could be
connected to the Internet at major stations, either directly or
using the fibre backbone of the Railways, wherever available.
This network can be used to provide an Internet kiosk at every
station. Further corDECT wireless in local loop technologies
(also Indian) could be used to provide 30-200 Internet
connections in the vicinity of 10 kms of the station. The most
interesting aspect of this is that one can cover about 4000 towns
and probably provide 100,000 Internet connections all over the
small towns and rural areas of India in less than two years.
Costs are small: probably around Rs 15,000 (US$350) per
connection. The gains can be immense. Contact P R Goundan, Chief
S&T Engineer (Projects), South Central Railway, Secunderabad-
India or Prof Ashok Jhunjhunwala of IIT Madras ashok {AT} tenet.res.in
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
'POWERCOMS' CAN TAKE EVERY JHUGGI on the Web, says Peter D
O'Neill. It is now possible to give 4.5 billion people the
ability to leapfrog onto the Web, wherever there is electricity
supply, without a traditional phoneline connection and without a
PC. It's practicable to deliver multimedia services via powerline
communications (powercoms) along the electricity line (not fibre
optic) to the most humble dwelling, even if they only have an
electric (legal or illegal) light bulb dangling from the ceiling.
Email: tweecisbyt {AT} gn.apc.org http://www.jhuggi.com
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
RESEARCHERS FROM SOUTH INDIA have made a case for a "serious
examination" of the powerline as an access medium. This
technology could be used for local loop applications in countries
like India, where over 70% of households have power line
connections already in place. "Even a fraction of this conductor-
capacity made usable for additional communication purposes would
represent a significant enhancement in the availability of access
medium," says C N Krishnan, P V Ramakrishna, T V Prasad and S
Karthikeyan. Email cnkrish {AT} vsnl.com
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
FOR BANGLADESH, networking telecommunication infrastructure --
specially in the rural areas where 80% of its people live -- is
not normally affordable. The strategy needs increased
productivity of existing resources, lowering the cost of
infrastructure, diversification of services and concentration
only on core competencies. Sharing existing infrastructure, like
the use of railway fibre optic network, use of power pylons for
overlaying optical fibre cable networks and sharing the capacity
by all operators are reducing the investment cost. Combined
efforts by the government, non-government groups, financial
institutions and local people are required for the networking
revolution, says South Asia Multimedia chairman Fazlur Rahman of
Bangladesh Email frahman {AT} bd.drik.net
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
ENGINEERS FROM CHENNAI (South India) are working on plans to
develop an access product to the Internet that does not require
to obtain a phenomenally-costly leased line from a Telecom
provider to get a permanent connection to the Internet. They note
that of late the Internet has become "one of the most important
means of acquiring information, carrying out commerce and
conducting many kinds of educational and promotional activities".
An access network solution called 'Direct Internet Access System'
(DIAS) achieves the goals of permanent Internet access and
telephone service with a single line to the subscriber, which
reduces the congestion on PSTN networks.
The DIAS allows telecom operators to provide high bit-rate
packet-switched Internet access to residential and corporate
subscribers *simultaneously* in addition to voice services, on
existing telephone cables. In addition to the existing
infrastructure, DIAS separates the data traffic and sends
directly to the Internet. So exchanges can be left untouched; no
need to update the exchanges for increase in traffic due to dial-
up data access. In contrast to the current residential PSTN and
ISDN dial-up access, DIAS provides an Internet access that is
permanently available at the customer's premises at a very
affordable cost. Contacts: Banyan Networks Pvt Ltd, Chennai, India
K. Anjaneya Sharma sharma {AT} banyanNetworks.com
A.G. Suresh Babu suresh {AT} banyanNetworks.com
R.Thirumurthy rtm {AT} banyanNetworks.com
C.Sanjay sanjay {AT} banyanNetworks.com
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
corDECT SYSTEM IS A DECT-based wireless local loop system
developed in India. Its features include that the subscriber-unit
establishes and maintains a lot bit-rate (8 kbps) DECT half-slot
contention-free, circuit-switched and connection to the Internet
and on the down-link the base-station broadcasts packets at high
-rate (324 kbps) using multiple double slots. The broadcast
channel is shared among all active data users in a cell.
This is done differently from earlier attempts to transmit data
on wireless local-loop systems, which mainly employed voice-band
modems on circuit-switched channels.
Devendra Jalihal dj {AT} tenet.res.in
K. Giridhar giri {AT} tenet.res.in
Bhaskar Ramamurthi bhaskar {AT} tenet.res.in
Dept of Electrical Engineering, Indian Institute of Tech, Madras.
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
corDECT WILL-BASED TELEPHONES, based on technology from the IIT-
Madras and developed by Indian firm Shyam Telecom of New Delhi is
bringing in encouraging reports from the dense coastal forest
region of Sambava in Madagascar, rural towns in Fiji, the highly
hilly terrain of Yemen, suburban Kisumu in Kenya, and dense urban
settlements of Bhopal and New Delhi, says N. K.Mahapatra of Shyam
Telecom Limited from New Delhi. corDECT WILL was developed by
IIT-Madras and M/S Midas Technologies Limited, with active
support from M/S Analog Devices of the US.
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
corDECT is a telecom product designed with affordability of the
commonman in the Third World in mind. Yet it provides all the
services expected from a state-of-the-art telecom network.
It is based on ETSI's DECT air interface standard and supports
toll quality voice, voice-band fax/data, and above all, a
facility to provide 35/70 KBPS of Internet connectivity.
corDECT's subscriber terminal has two interfaces, one for the
standard two-wire analog interface, so that a subscriber can
connect any standard terminal such as a telephone instrument,
fax/modem, payphone and the other one a RS232C Internet port, for
connecting to a corresponding computer port. This provides a
subscriber with two virtual lines, one dedicated for the Internet
and the other for voice, fax, payphone or data. These ports can
be used simultaneously.
It has an all-features switch, which can be expanded in 1000 line
units, and can be connected to the PSTN either on V5.2 or on R2MF
and also on an analog subscriber interface. corDECT's air
interface supports 10 kms line-of-sight links, and has a
provision to extend this range to upto 35 kms, with the help of a
relay-base station. Base stations can be connected to the corDECT
radio switch with the help of either twisted copper cables (upto
5 kms) or standard G.703 interface on any standard medium like
fibre or microwave.
Contact Shrish B Purohit, Director, Midas Communications, Chennai
Email midascom {AT} md2.vsnl.net.in
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
PROF U.B. DESAI OF IIT-Bombay is studying a communication system
for health care that "we believe will be very relevant to India".
He argues that early diagnosis can prevent many casualties. With
some minor modification, the same system can be exploited for
distance education.
Email: ubdesai {AT} ee.iitb.ernet.in
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
TUNISIAN RESEARCHERS HAVE developed an interactive virtual
environment for web-based teaching and learning. This low-cost
platform was developed in collaboration with INRS
Telecommunications of Quebec.
Using hypertext links, the environment offers a rapid and easy
access to related documents and sites. Course documents contain
text, graphics, animations, audio and video clips. This platform
also integrates some communication facilities (chat, e-mail,
conferences) to encourage interaction between students and
teacher. The platform is currently under evaluation.
One of the first course developed is about electromagnetic
compatibility (EMC) and its applications in telecommunications.
Contacts:
R. Abdelhak, Ecole Superieure des Communications de Tunis
adel.ghazel {AT} supcom.rnu.tn
A. Ghazel, Pepiniere des Projets des Communications de Tunis
med-ramzi.abdelhak {AT} supcom.rnu.tn
K. Bouleiman, Institut Superieur des Etudes Technologiques
en Communications (ISET'COM) K.bouleimen {AT} student.ulg.ac.be
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
MULTILINGUAL SYSTEMS, that's what was the subject of an
experimental project of IIT Madras. It aimed at developing a
system to meet the IT requirements of a country based on user
interfaces that support interaction with computers in one's own
mother tongue.
The Multilingual System allows new applications to be handled
with considerable ease due to the software tools made available
as part of the system. The software permits applications to work
transparently across all Indian languages and thus meets the
important requirement of a single solution for all the many
languages of India. Specific applications to cater to the needs
of the underpriviledged as well as visually-handicapped persons
have already been developed and made available to a number of
institutions.
Details are available of the system, and also a discussion on the
technical issues in computing with Indian languages.
Contacts: Prof Kalyana Krishnan rkk {AT} shiva.iitm.ernet.in
http://sdlcfsn.cs.iitm.ernet.in/
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
LECTURING OVER THE INTERNET is made possible by a a new tool,
code-named Instruction On Demand (IOD). It was developed over the
last three years, and is in its development phase. IOD
stimulates, on the user's PC screens, a typical seminar
environment where a speaker lectures using overhead
transparencies. The speaker's slides are available locally with
all the participants, and can be downloaded-prior to the
lectures. The flipping of the slides, at appropriate instants, on
all the users' screens, is remotely controlled by the speaker.
IOD users IP multicast to deliver audio and the users'
annotations on the slides, in a synchronised fashion, to all the
participants. IOD has been tested over the last 18 months, and
even a full semester course on the campus has been conducted
using the tool.
Contacts: Prof Kumar N Sivarajan, Indian Institute of Science in
Bangalore Email kumar {AT} ece.iisc.ernet.in
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
INTERNET ACCESS IN INDIA today is a definitely expensive
proposition. In the US, Internet access costs $19.95 per month
for unlimited access. Since local calls are free in the US, the
cost of accessing the net is typically zero. Assuming that an
average user spends an hour on the net every day, the average
consumer pays about 66 cents or Rs 28 per hour in the US.
On the other hand, in India, access costs along work out to about
Rs 25 per hour. Additionally, ISPs typically charge somewhere
between Rs 25 and 30 per hour of access. Thus the total cost of
access works to a little more than Rs 50 per hour.
Dr Milind Gandhe and G. Murlikrishnan discuss a technology called
General Packet Radio Service (GPRS) that will allow the existing
GSM wireless infrastructure to be used for wireless Internet
access. GPRS can be implemented as a software-only upgrade on the
existing GSM network.
Email contacts: msg {AT} sasi.com
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
INDIA HAS SEEN A MUSHROOMING in its number of colleges --
particularly in the professional disciplines of engineering and
medical. But most of them are not able to attract and retain
quality teachers, or provide the educational ambience needed to
impart quality instruction. The Internet could help, by offering
affordable quality networking to improve higher education.
Educational Technologies Service Providers (ETSP) can provide the
logistics, content dissemination and management support through a
network of educational servers for facilitating interactive
Internet/Web facilitated serious academic programmes, suggests
Prof K R Srivathsan of IIT Kanpur.
Since it is difficult to get or retain the kind of manpower
needed, the proposed ETSP could hire them and share them across
several colleges in a given locale. He suggests using Hybrid
Network architectures to overcome traffic bottlenecks. Since
leased lines are expensive for colleges, Srivathsan suggests
alternatives like (i) wireless in local loops or WILL (ii)
Digital Internet Access Service that converts existing telephone
copper write to DSL that splits telephony paths and 24 hour data
circuits to the local exchange and the ISP respectively (iii)
Different multiple access wireless access networks and (iv) Use
of satellite-based digital broadcasting with interactive low
speed terrestrial Internet access schemes to amplify throughput
and improve QoS (quality of service).
Contacts K R Srivathsan krsr {AT} iitk.ernet.in
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
SLUM-CHILDREN AND NON-ENGLISH SPEAKING KIDS are taking to
computers in a jiffy. So reports Dr Sugata Mitra of the NIIT's
Centre for Research in Cognitive Systems. Mitra is with the
National Institute for Information Technology (NIIT), a
prestigious up-market computer education network training a
quarter-million affluent Indian youngsters. But what has drawn
him nationwide attention is his experiments in unravelling how
speedily slum-children and the poor from non-English backgrounds
can intuitively pick up computer concepts.
In two experiments conducted in India, PCs connected to the
Internet were provided on the roadside and turned on without any
instructions or announcement. In both instances it was seen that
the acquisition of basic computing skills by groups of children
was achieved through incidental learning and some minimal (human)
guidance. He reported the observations, and compared the two
experiments, besides suggesting steps to further the experiment
and discuss the new pedagogy. Mitra also suggested a methodology
for replicating the experiment for millions India-wide.
Contact: Dr Sugata Mitra sugatam {AT} niit.com
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
INDIAN LANGUAGE COMPUTING is a vital input if information and
communication technologies are to reach the masses. Computing has
to become low cost and must be accessible to the people in their
language, says Prof Rajeev Sangal of the Indian Institute of
Information Technology-Hyderabad's Language Technologies Research
Centre.
Support for keyboarding and display of Indian language scripts is
absolutely basic. While flexibility may be left regarding
keyboarding, the issue of the coding scheme to be followed is
crucial. Because the coding standards are not being followed, the
scene is chaotic. There are a large number of fonts, each
following a different coding scheme. This renders them unreadable
unless you are on a specific platform and download the font
first. Even then the texts cannot be searched, or machine-
translated.
In other words, there is no substitute for following coding
standards. One recent answer is to use plug-ins so that texts at
the server-end are stored in the ISCII standard (Indian Standard
Character Interface), but are available to users at the client-
end in their own fonts and coding schemes.
Fully-automatic, general purpose, high-quality machine
translation (FGH-MT) technology is beyond the present state of
the art. But language access systems have been shown to be
feasible from one Indian language to another, called the
*anusaaraka* systems.
Besides technology, says Prof Sangal, digital content tailored to
our environment and Indian needs has to be also available in
the many national languages. Presently, a very small amount of
educational and informational material in Indian languages is
available on the Internet. Compact disks (CDs) with Indian
language content are few, and expensively priced.
In fact, CDs can be used to distribute the content cheaply.
Networks can provide communication between people, and updates to
content already distributed on CDs.
Special attention should be pid to the generation of educational
material. Otherwise, this medium will not play much of a role in
education, just as happened in the case of TV.
Contact Prof Rajeev Sangal sangal {AT} iiit.net
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
LOW COST INTERACTIVE CABLE TV SET-TOP-BOXES hold much potential
for India, a country which has just 400,000 Internet subscribers
but 20 million households linked to cable TV, say engineers of
Himachal Futuristic.
Contact prem_jain {AT} hotmail.com P.C.Jain
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
THE OVERWHELMING MAJORITY of Africans have yet to get access to
basic communication services. Though there is a growing
understanding of the need for universal access, lack of clear
direction, inadequate resources and limited political readiness
have continued to widen the gap between policy objectives and
actions and between expectations and realization, says Lishan
Adam. Adam is Regional Adviser on Connectivity of the Development
Information Services Division in Ethiopia. Email lishan {AT} hotmail.com
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
BYTES FOR ALL is simply an experiment to circulate news of IT
solutions and Internet options that are relevant to the majority
of South Asians. It's only modest role is to showcase, share and
spotlight on such relevant initiatives being undertaken by others
from the region... and beyond. Contacts Frederick Noronha (Goa-
India) fred {AT} bytesforall.org, fred {AT} vsnl.com or Partha Sarker
(Dhaka-Bangladesh) partha {AT} bytesforall.org
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
INFORMATION TECHNOLOGY can play a vital role in the development
process of Nepal (i) by enhancing economic development
opportunities through software production and e-commerce (ii) by
accelerating social development efforts through access to health
and education-related information and (iii) by providing
government services with transparency, accountability and good
governance, says Ramesh Vaidhya of the Nepal National Planning
Commission. Email: ramesh {AT} vaidhya.wlink.com.np
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
CONSUMER ELECTRONICS HAS A GROWING market in India and today B&W
TV receivers have become affordable even in rural areas. For
instance, the price of a 14-inch B&W TV receiver, which used to
be Rs 2500 (US$58) in the early nineties, is now as low as Rs
1100 (US$26) to Rs 1300 (US$30), says Y. Gopala Rao, the
executive director of the Bharat Electronics Limited of Bangalore.
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
UNIVERSITY OF ILLINOIS, CHICAGO's Osei K Darkwa looks at the need
and use of multipurpose community telecentres (MCTs) in Africa.
These centres have the ability to provide access to information
and communication to predominantly under-served rural
populations. His research looks at the need of MCTs to confront
rural Africa's problems, the increasing applications of MCTs and
MCT technologies in enhancing options for education, health, and
socioeconomic development in rural Africa. Contact darkwa {AT} uic.edu
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
WHAT IS THE ROLE for broadcasting in the Third World in the new
millennium? "Emerging new digital technologies need not be
acquired in haste by the developing countries, and Plain Old
Radio (POR) may be good enough for 20 more years. The policy and
regulation issues need to be addressed immediately to harness the
potential of broadcasting in the new millennium for poverty
alleviation and sustained development," says Dr Hari Om
Srivastava, Director of All India Radio, New Delhi
Email: hostrivastava {AT} air.org.in
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
BRAZIL IS 'WORKING HARD' to accelerate the IT process, focusing
on how to shorten the social gap, says Vanda Scartezini, the
National Secretary for Information Technology Policy, of the
Brazilian Federal Government's ministry of science and
technology. Email vanda {AT} mct.gov.br http://www.mct.gov.br/sepin
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
ECONOMICS OF LINUX was a subject handled by associate editor
Prakash Advani <prakash {AT} freeos.com> at Commsphere2000.
Computerization, he argued, is no more considered a luxury of a
priviledged few. It has become a necessity to every organisation.
Each one, specially non-profits, must necessarily make the most
out of their IT budget. Linux is one technology that helps reduce
costs and thereby reduce the Total Cost of Ownership -- a
significant issue in a resource-poor country like India. Savings
also come in the form of optimum use of hardware. Linux runs
faster than other operating systems, thereby delivering more
performance on the same hardware.
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
FROM A COMMENT ON THE INDIA-GII mailing list by Dr Arun Mehta
<amehta {AT} giasdl01.vsnl.net.in>
This recently concluded conference at IIT Madras on affordable
telecom solutions for developing countries was organised by the
team around Professor Ashok Jhunjhunwala, who is himself a
pioneer in the area -- his wireless in the local loop is an
exciting, low-cost solution for voice and Net connectivity. Other
impressions from the conference:
(1) Wireless, including broadband, is making rapid strides.
Samudra Haque <haque {AT} pradeshta.net> talked about a very exciting,
patent pending, low-cost solution in which he modifies an off-
the-shelf wireless LAN, and feeds its limited power to an
efficient antenna via a low-loss cable -- and is able to cover
impressive distances in the km range!
(2) ISDN is dead -- in the session I chaired on low-cost access
technologies, ISDN wasn't even mentioned once (except in my
concluding remarks to the effect). ADSL is arriving, and should
have already, but for some starting hiccups.
(3) Cable modems show little sign of becoming cheaper. I wonder
why something not much more sophisticated than an Ethernet LAN
card should cost so much more? India has vast coverage via cable
TV networks, and is potentially a huge market for cable modems --
but not at current prices.
(4) There was talk of Net delivery via the electricity mains: I
can understand this network being used for things like reading
the meters, but I am sceptical about the delivery of high
bandwidth via unshielded wires: in my view, there will be too
much power leakage, therefore very high ambient noise, etc. Peter
O'Neill and I disagreed strongly on this, and I would be
interested in hearing if the technology works: are thousands of
people anywhere connecting reliably to the Net via the
electricity network?
(5) Bluetooth is the next big thing in telecom -- I think that a
combination of the Net via optic fiber combined with Bluetooth
two-way radio for the "last mile" has the potential to seriously
dent the profits of the big telcos in voice.
(6) A large number of people -- maybe half of India -- will not
be able to afford any of the above. All they can afford by way of
a telecommunications device is the simple radio. Rather than
simply inventing technologies and then looking for a market,
perhaps we also need to go the other way: look to see what the
people can afford, and see what can be delivered using those
means. This was my contribution to the conference, along the
lines of http://www.cerfnet.com/~amehta/radiocracy.htm -- I also
spoke of the need for technologists to take greater interest in
policy-making in the area, and to engage in what I call
technological activism -- making things happen in support of poor
people getting access.
Arun Mehta, B-69, Lajpat Nagar-I, New Delhi-110024. Phone
6841172, 6849103 http://www.cerfnet.com/~amehta
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
FROM NEW DELHI IN INDIA, ONCE AGAIN ARUN MEHTA
<amehta {AT} cerfnet.com> writes: I have good news for this list. On
the 26th of January, appropriately the 50th anniversary of the
Indian republic, we had a meeting of NGOs in Mumbai (Bombay).
These groups are now seriously planning to start a station on the
cable networks, and are examining the feasibility. There's a note
on the feasibility of such a radio station. Please visit
http://www.egroups.com/docvault/netradio/26thJanNotes.doc The
rationale of a cable-based radio station is discussed at
http://www.cerfnet.com/~amehta/radiocracy.htm Further details
Arun Mehta, B-69, Lajpat Nagar-I, New Delhi-110024. Phone
6841172, 6849103 http://www.cerfnet.com/~amehta
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