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Security and privacy remain serious hurdles to making smartphones that persistently listen

In an interview on Technology Review, the Massachusetts Institute of Technology's tech news site, Vlad Sejnoha, chief technology officer at Nuance Communications Inc. (NUAN) discussed what he viewed was the next wave of smartphone hardware.

Nuance knows a thing or two about voice commands.  It is arguably the world's premier voice recognition firm.  Its code drives such apps as Ford Motor Comp.'s (FSync infotainment system.  But perhaps Nuance's biggest emerging business is in smartphones, thanks in part to Apple, Inc.'s (AAPLSiri voice assistant, which Nuance co-developed.  

Voice control is increasingly being used to do everything from schedule meetings to dictate messages.  And Nuance is in a tight race with Google Inc. (GOOG) to deploy the most ambitious features.

Whether it's Google or Nuance voice recognition, one consistency across the current smartphone voice recognition experience is the need to awaken your device.  Until you wake it, current device hardware will be unable to listen for voice commands -- something Nuance finds frustratingly inefficient.

Siri
Nuance has already accomplished much with its Siri iPhone app.  However, it's eager to push the boundaries, allowing low-power voice-command of "sleeping" devices.  [Image Source: AP Photo]

The report quotes Mr. Sejnoha as saying that Nuance is working with "a number of" chip companies, "thinking very actively" to bake into smartphone chipsets a feature that would wake them up when issued a voice command.  Comments Mr. Sejnoha, "Just turning on the device is part of the problem, right? So we're going to be smoothing that out, eliminating those problems as well."

Along with co-developing hardware for voice wakeup, Nuance is also push for support on the software side, honing its cloud-driven and local speech recognition/parsing algorithms.  One key challenge will be to develop security-geared recognition algorithms so that your smartphone could recognize your voice and automatically approve your requests.

Mr. Sejnoha says that Nuance still is grappling with the thorny privacy and security implications of creating smartphones that are persistently listening to their users.  If a smartphone were infected with malicious apps the hardware/software voice recognition product could be used to spy on the owner.  That's something Nuance is brainstorming ideas to avoid.

But the novelty of being able to have your smartphone sitting idle on your desk and asking it questions like "When's my next appointment?" is very high, so Nuance is pushing to formulate solutions for these challenging issues.

Source: Technology Review



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The future
By titanmiller on 9/24/2012 6:57:04 PM , Rating: 2
One thing that I find interesting is that all of this technology is very likely laying the foundation for truly intelligent home appliances that can respond to natural voice inputs.




RE: The future
By Trisped on 9/25/2012 3:27:27 PM , Rating: 2
As cool as voice commands in Star Trek were, I think I will prefer the accuracy, speed, reliability, and ease of use of a GUI. If I did use voice commands they would probably be part of a phone/tablet app where I would push a button to indicate I was going to start a command.


RE: The future
By coolspot18 on 9/26/2012 12:39:35 AM , Rating: 2
Certain applications benefit from voice command - i.e. your TV - being able to search TV listings with voice is a big boon.

Also, voice commands don't necessarily have to be listening continuously, you could initiate it with a push button (i.e. Siri). Different designs for different applications.


persistent listening?
By joeRocket on 9/24/2012 1:53:09 PM , Rating: 2
quote:
...smartphones that are persistently listening to their users. If a smartphone were infected with malicious apps the hardware/software voice recognition product could be used to spy on the owner.


Isn't this already a concern with smartphones? Feasibly there could already be such a virus, which would power up the phone and listen. I guess the limitation now is that the phone wouldn't be in a low-power state, sending everything it hears to a cloud computer for interpretation... wait...




RE: persistent listening?
By coolspot18 on 9/26/2012 12:37:53 AM , Rating: 2
No different than a computer infected with a keylogger.

Since this is hardware based, additional hardcoded security routines could be implemented.


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