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Mobile Computing

Archive for the 'Mobile Computing' Category

411-Song

December 4th, 2005, by Tim Finin, posted in AI, Mobile Computing

I heard a report on 411-Song on NPR this morning and it’s a clever idea and an impressive technical accomplishment (I think, anyway).

“How many times have you heard a song and wished you knew who it was or wished you could get it before you forget it? Now you can, just call (866) 411-SONG, here’s how: * Hear a song you love; * Call (866) 411-SONG; * Wait for the beep and hold your cell near the music for just 15 seconds; * We identify the song and send you a text with all the song info (artist and song name) and a link to GET it.”

They claim a database of 2.5M songs with a focus on pop rather than classical, jazz or fringe music. You can try it for free, but after that it’s $.99 a song or $3.99 a month for all you can eat.

NMK, the company behind 411-song, has licensed the proprietary audio recognition technology from Shazam, which offers a similar service in the UK and some other countries.

I wonder how long it will be before the Google offers such a service?

Smart doorknob: an exciting RFID application

November 27th, 2005, by Harry Chen, posted in Computing Research, GENERAL, Pervasive Computing, RFID, Technology, Technology Impact, Wearable Computing

Here is what a smart doorknob can do.

“When you approach the door and you’re carrying groceries, it opens and lets you in. This doorknob is so smart, it can let the dog out but it won’t let six dogs come back in.

It will take FedEx packages and automatically sign for you when you’re not there. If you’re standing by the door, and a phone call comes in, the doorknob can tell you that ‘you’ve got a phone call from your son that I think you should take.”

This smart doorknob is part of a MIT research project called “Internet of Things” (see IHT). An interesting thing about this system is that it relies on the extensive usage of RFID tags. When it comes to RFID technology, some people are very worried, and some others are very excited.

UN foresees an Internet of things

November 17th, 2005, by Tim Finin, posted in GENERAL, Mobile Computing, Pervasive Computing, RFID, Semantic Web, Wearable Computing

The Internet of Things is the seventh in the series of “ITU Internet Reports” published since 1997 by the UN’s International Telecommunication Union. The report will be available in mid November and include chapters on enabling technologies, the shaping of the market, emerging challenges and implications for the developing world, as well as comprehensive statistical tables covering over 200 economies. Here’s an AP story about today’s announcement at the World Summit on the Information Society [2] in Tunis.

Machines and objects to overtake humans on the Internet: ITU, AP, Nov 17

Machines will take over from humans as the biggest users of the Internet in a brave new world of electronic sensors, smart homes, and tags that track users’ movements and habits, the UN’s telecommunications agency predicted.

In a report entitled “Internet of Things”, the International Telecommunication Union (ITU) outlined the expected next stage in the technological revolution where humans, electronic devices, inanimate objects and databases are linked by a radically transformed Internet.

“It would seem that science fiction is slowly turning into science fact in an ‘Internet of Things’ based on ubiquitous network connectivity,” the report said Thursday, saying objects would take on human characteristics thanks to technological innovation.
more

Shanghai Taxis Now SMS-Enabled

November 14th, 2005, by Harry Chen, posted in GENERAL, Mobile Computing, Technology

Shanghai might be China’s business hub, but getting to a meeting on time has always been a problem because of the high demand for taxis. Starting this week, Shanghai residents can now hail a taxi using their mobile phones and a new wireless short message service (SMS).

The Shanghai Taxi Control Center has launched a “Booking Taxi Via Short Message” service to ease citizens’ transportation needs.

After citizens input their name, location, destination and starting time, and indicate the traffic details nearby, they only need to send the message to 96965. The control center will relay them with a message to confirm the booking and then send a taxi to the required place within 10 minutes.

Source: ChinaTechNews.com

Will your Blackberry work in Heaven?

November 13th, 2005, by Tim Finin, posted in GENERAL, Mobile Computing

The Financial Times has a good article on the way mobile communications is changing modern life. The long articlew covers wifi, mobile phones and a lot more and looks at their impact around the world.

Mobility Special: Plugged into it all
By Richard Waters, Financial Times, 11 Nov2005

Tools such as e-mail and instant messaging may have been around since the dawn of the internet era, but it has taken a wireless communications revolution to turn them into a constant and inescapable fact of life for a growing part of the population. WiFi networks - a low-cost technology that can beam large chunks of data over short distances using part of the radio spectrum that was previously the preserve of gadgets such as garage door openers and baby monitors - assure the digitally addicted of a permanent and ubiquitous connection to the wider world. At the same time, more versatile mobile phones have turned text messages into the communications tool of choice for teenagers in Asia and Europe, if not yet the US, while also bringing e-mail to many handsets. For those in the grip of these new networks, life has changed. There’s no such thing as solitude any more, no fragment of time that cannot be filled with digital chatter
….

A common observation is that the things people seem to enjoy most (e.g., food, drink, sex) are not envisioned as part of Heaven. I guess we shouldn’t expect wifi or good mobile phone coverage there either.

Microsoft’s Virtual WIFi

October 19th, 2005, by Tim Finin, posted in Mobile Computing, Pervasive Computing

Microsoft research has and interesting project called VirtualWiFi — a virtualization architecture for wireless LAN (WLAN) cards for Windows XP.

“It abstracts a single WLAN card to appear as multiple virtual WLAN cards to the user. The user can then configure each virtual card to connect to a different wireless network. Therefore, VirtualWiFi allows a user to simultaneously connect his machine to multiple wireless networks using just one WLAN card.”

A prototype implementation is available for XP. This allows you, for example, to make an ad hoc connection to another computer will simultaneously making an infrastructure connection to a AP for internet access.

New powerful GP2X linux handheld for $189

September 20th, 2005, by Tim Finin, posted in GENERAL, Gadgets, Mobile Computing

It can play games. It can play your Movies. It can play your music. It can view photos. It can read Ebooks. It runs on just 2 AA batteries - And it can do all this in the palm of your hand or on your TV screen. GP2X is a linux handheld with two 200mhz CPU’s with 64meg of RAM, custom graphics hardware and decoding chips and a slot for SD cards. Price? $189 US! (preorder).

NSA to develop a secure PDA/phone

September 19th, 2005, by Tim Finin, posted in Gadgets, Mobile Computing, Security

The US National Security Agency (NSA) is planning to build a secure wireless PDA that also does voice and data communications over public networks, including CDMA, GSM and 802.11. Dubbed SME-PDA (for “secure mobile environment - portable electronic device” — boy do they need better marketing!), it’s rumored to support voice and data communications up to Top Secret and email up to Secret. The device will be developed for NSA by L-3 Communications and another, not yet named company. Earlier reports named General Dynamics C4 Systems as being involved. …more…

Key in Disaster Management — Communication

September 14th, 2005, by Anand, posted in GENERAL, Gadgets, Pervasive Computing, Technology Impact, Technology Policy

Local governments and agencies are waking up with a start — could it happen here? If first responders cannot communicate with each other in the first 72 hours — how do they do their job?

The New Orleans tragedy manifested the worst communication nightmares imaginable — underground communication lines were disabled due to flooding, cell towers were blown over, backup generators ran out of fuel — or filled up with water. Radios of police, firefighters, ER couldn’t talk to each other. In some cases first responders were simply walking over to each other to talk!

Ad hoc networks boast of working in especially such situations … after more than 10 years and millions of $$ in research … where is the first deployed/working ad hoc network?

Baltimore Sun:

No sooner had a 46-truck convoy of Baltimore first-responders and equipment left for Louisiana on Sunday than it received an education in emergency communications: Even state-of-the-art systems can fail.

Grand Rapids Press:

“The lessons we can learn from the Katrina disaster is what happens to those with mobility and transportation issues. If there is a need for a mass evacuation, how would we get those without transportation?” 1st Ward Commissioner James Jendrasiak asked.

Eyewitness News:

The Nevada Homeland Security Department is taking up the issue of disaster response. From their own experience and what they’ve seen with Hurricane Katrina relief, they’ve determined the channels of communication are broken.

Economist on the digital home

September 5th, 2005, by Tim Finin, posted in Pervasive Computing

The Economist has a good article on industry’s vision of a “digital home”.

“Technology firms are pushing a futuristic vision of home entertainment not because consumers are desperate for it but because they themselves are.”

The article points out the gap between industry’s ideas (some of which are like Clippy on steroids) and what people actually say the want (less configuration and help with the basics like printer sharing). It also identifies a key problem in the lack of interoperability standards and the prisoner’s dilemma situation that has resulted.

UK tests active RFID license plates

August 23rd, 2005, by Tim Finin, posted in Pervasive Computing, RFID, Social

The prospect of every licensed vehicle being required to have an active RFID tag raises lots of privacy issues, although in many ways ways we have them already with visual tags and modern image processing. It also opens the door to many new opportunities.

Brit License Plates Get Chipped, Mark Beard, Wired News, 9 august 2005

The British government is preparing to test new high-tech license plates containing microchips capable of transmitting unique vehicle identification numbers and other data to readers more than 300 feet away.

Proponents argue that making such RFID tags mandatory and ubiquitous is a logical move to counter the threat of terrorists using the roadways, and that it will scoop up insurance and registration scofflaws in the process.

The U.K. Department for Transport gave the official go-ahead for the microchipped number plates (as they are called in the United Kingdom) last week, and the trial is expected to begin later this year. The government has been tight-lipped about the details. One of the vendors bidding to participate in the trial said it would start with smartplates added to some police cars.

The point of the test is to see whether microchips will make number plates harder to tamper with and clone, said U.K. Department for Transport spokesman Ian Weller-Skitt. Many commuters use counterfeit plates to avoid the London congestion charge, a fee imposed on passenger vehicles entering central London during busy hours.

MORE (via Bruce Schneier)

Thieves use Bluetooth to find laptops to steal

August 22nd, 2005, by Tim Finin, posted in Mobile Computing, Pervasive Computing

UK Thieves are using Bluetooth phones to scan for and detect Bluetooth enabled laptops left in the trunks of cars. Detective Sargent Al Funge, from Cambridge’s crime investigation unit, said:

“There have been a number of instances of this new technology being used to identify cars which have valuable electronics, including laptops, inside. The thieves are taking advantage of a relatively new technology, and people need to be aware that this is going on. ”

MORE (via Schneier on Security).

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