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Let's design a Handheld Computer
Let's design a Handheld Computer
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Topic: Let's design a Handheld Computer (Read 14557 times)
Graham
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Let's design a Handheld Computer
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on:
February 11, 2005, 09:27:28 PM »
Ok, I'm going to start this thread and please, please contribute!!!
I thought it would be fun to do some imagineering and for us to come up with the specification of our perfect handheld computer for use in education by school children, university students, graduates and, hey, us too!
So that we don't float too far off into fantasy world let's set a few guidelines to this game:
1) Specifications should be something we believe is reasonably possible by 2010
2) The device should retail for no more than UK £200, 300 Euro or US $400 (equivalent of in 2010)
Feel free (actually welcome) to pepper your responses with links to any supporting specs or reports of future tech that might become part of our future handhelds so that this thread can be a genuinely useful resource to any members trying to figure out where this is all headed.
This exercise is meant to be fun, there are no right or wrong answers just ideas so what are you waiting for?
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fmcpherson
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Re: Let's design a Handheld Computer
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Reply #1 on:
February 14, 2005, 05:26:38 PM »
I think the first question to answer is, does the handheld have a keyboard, or is it pen-based? The only handheld computer that I know of that was specfiically built and targeted for education was the old Apple eMate, back in the Newton days. I believe it was popular, and it came with a keyboard.
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Mark_M
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Re: Let's design a Handheld Computer
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Reply #2 on:
February 18, 2005, 07:26:05 PM »
prior to UI category, we may want to consider the experience and value the device (and service?) will need to deliver.
Is it a wired, local radio or cellular device? how rich and constant is/are the connection(s)? this will be a major factor in the experience the device can deliver, right?
who is the audience? students-only or also teachers and parents? if this is a handheld device, it is mobile. is it "general issue" and can the student take it home? if so, can the parent easily use it? same for teachers? maybe it's role is a student/teacher/parent collaboration and accountability tool and well as a learning platform. the UI must address the use cases, so just picking an arbitrary UI path based on whats predominant might be quite limiting.
let me suggest we massage the question of how rich and persistent the radio frequencies (RFs) requirements need to be, the robustness of the browser element and some adoption strategy.
As an example... my take... if you want kids to pick it up and use it, my guess is the device needs to have a very solid messaging component, like a near desktop-like IM experience built-in as a base-line. as a youth adoption hook. if the kids buddies are in the device, they will pick it up and use it. there just needs to be some sensable throttle in the implementation for school hours between the bells.
so if we lead with experience delivery and adoption characteristics, we may stand a better chance of finding the holy grail and not find ourselves constrained downstream.
back to Graham's fun stuff. and it's all closer and related than I might make it sound. My position is that the device needs to deliver a near desktop-like Browsing experience and we drive the UI off that requirement. so the screen will need to be landscape, not profile and big enough to avoid horizontal scrolling. etc.
battery life is also jugular to this device. it must work all day and to and fro. right?
So RF/connectivity, near desktop-like IM+Browser and battery life and three big ones from my angle to help drive the hardware concoction.
does any of this make sense?
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Graham
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Re: Let's design a Handheld Computer
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Reply #3 on:
February 18, 2005, 10:03:00 PM »
You're making perfect sense and welcome to the Forum Mark
Quote from: Mark_M
prior to UI category, we may want to consider the experience and value the device (and service?) will need to deliver.
Is it a wired, local radio or cellular device? how rich and constant is/are the connection(s)? this will be a major factor in the experience the device can deliver, right?
I'd say that it's a wireless device that utilizes one or all of the wi-fi, zigbee, bluetooth, wimax technologies and probably some GPRS, UMTS capability to enable a virtually seamless, always connected experience
Quote from: Mark_M
who is the audience? students-only or also teachers and parents? if this is a handheld device, it is mobile. is it "general issue" and can the student take it home? if so, can the parent easily use it? same for teachers? maybe it's role is a student/teacher/parent collaboration and accountability tool and well as a learning platform. the UI must address the use cases, so just picking an arbitrary UI path based on whats predominant might be quite limiting.
It's a personal device for students with interoperability with teacher / parent systems which could be the same device or desktop PC, etc. It should have the ability to upload/download assignments, project work etc. It should have consumer appeal also.
Quote from: Mark_M
let me suggest we massage the question of how rich and persistent the radio frequencies (RFs) requirements need to be, the robustness of the browser element and some adoption strategy.
As an example... my take... if you want kids to pick it up and use it, my guess is the device needs to have a very solid messaging component, like a near desktop-like IM experience built-in as a base-line. as a youth adoption hook. if the kids buddies are in the device, they will pick it up and use it. there just needs to be some sensable throttle in the implementation for school hours between the bells.
so if we lead with experience delivery and adoption characteristics, we may stand a better chance of finding the holy grail and not find ourselves constrained downstream.
peer to peer communication, IM, VoIP, MMS, video-messaging, high quality gaming, mp3, rich media playback - all vital in my opinion
Quote from: Mark_M
back to Graham's fun stuff. and it's all closer and related than I might make it sound. My position is that the device needs to deliver a near desktop-like Browsing experience and we drive the UI off that requirement. so the screen will need to be landscape, not profile and big enough to avoid horizontal scrolling. etc.
Agreed although I'd like to see something beyond the desktop metaphor, it's time for the industry to move on and I imagine that we'll ultimately have a real "digital agent" inside the box that just makes things happen on our command. The technology already exists to do this, i.e. voice recognition, A.I. bots, etc Sure it's still flakey but so is handwriting recog and maybe super processors like the cell chip might provide the horsepower to improve on some of the performance.
Screen wise, yes, it has to be minimum VGA resolution landscape & portrait - maybe by 2010 we might even have screens with a higher D.P.I. so combined with decent screen rendering and typeface technology e-books will become a joy to read.
Quote from: Mark_M
battery life is also jugular to this device. it must work all day and to and fro. right?
So RF/connectivity, near desktop-like IM+Browser and battery life and three big ones from my angle to help drive the hardware concoction.
does any of this make sense?
Battery Life 12 hours continous with Wi-Fi - tough call! Fast swap battery technology.
Also I'd like to see:
• a built-in hard drive - perhaps one of the new single platter 20Gb ones that are 5mm thick (from Toshiba I think)
• digital video and still camera
• built-in gps - locality and proximity detection
• USB interface to connect to 3rd party add-ons
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Graham
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Re: Let's design a Handheld Computer
«
Reply #4 on:
March 08, 2005, 10:14:55 AM »
Internal hard discs for handheld computers are taking a step forward according to
Computer Business Review
Quote
A working group of companies including Nokia, Intel, Seagate, Toshiba and Hitachi has released the 1.0 version of a specification for CE-ATA, the interface for hard disks in handheld devices such as cellphones and portable media players.
The CE-ATA Working Group announced publication of the spec at last week's Intel Developer Forum, where they also demo'ed a couple of implementations of the protocol. In one, a prototype Intel handheld media player ran video from a CE-ATA-compliant disk drive, also in prototype, from Marvell Corp.
The drive in question was in fact a standard 1.8-inch drive to which Marvell had fitted a small-form-factor chipset (the 88i6310 system-on-a-chip) with some firmware, including a stacked flash, motor controller, switching regulator and pre-amp. The handheld featured an Intel development board for a PDA-like handheld device, running the PXA270 processor with the prototype of some host driver software.
In another demo, a prototype PDA showed video stored on a Hitachi Travelstar1.8-inch drive, again with the Marvell chipset and firmware added.
In announcing the demos, Intel said "CE-ATA fills the void in an industry that had been lacking a disk drive interface tailored to the needs of the handheld and CE market segments. The new CE-ATA interface standard for small form factor disk drives addresses requirements inherent to such small devices, including low pin count, low voltage, power efficiency, cost effectiveness and integration efficiency."
More...
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Graham
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Re: Let's design a Handheld Computer
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Reply #5 on:
April 13, 2005, 06:03:46 AM »
Fuel cells are going to be another part of our handheld future. Basically imagine refueling your handheld computer like you would, say, a cigarette lighter like those made by Clipper or Zippo and that's pretty much the plot.
Various types of fuel are being contemplated including methanol (place school boy farting jokes here) and hydrogen (effectively water).
The point is that in the future we could see simple, inexpensive and immediate power-up stations in classrooms for students to literally top up their handhelds with juice.
Here's a recent story from the
BBC
Quote
Laptops with fuel cells approach
Prototype fuel cell, AFP
Early versions add weight to svelte laptops
Get ready for a laptop that can run for eight hours between recharges.
IBM and Sanyo are working on a hybrid power system for portable computers that combines batteries with a methanol fuel cell.
But the extra working life comes at a cost because early versions will resemble a bulky docking station that will add to the weight of the device.
IBM and Sanyo said the first hybrid power packs should go on sale in 2006 or 2007.
More...
Although what I find amusing about this story from Auntie Beeb is that whilst it gazes at the future it's so laptop centric!
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jont
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Re: Let's design a Handheld Computer
«
Reply #6 on:
May 16, 2005, 09:55:06 AM »
Quote from: Graham on April 13, 2005, 06:03:46 AM
Fuel cells are going to be another part of our handheld future. Basically imagine refueling your handheld computer like you would, say, a cigarette lighter like those made by Clipper or Zippo and that's pretty much the plot.
On an increasing number of occasions I consider applying lighter fuel to a PDA, in much the same way that Hendrix used to with guitars.
anyway, give these things a decent battery/fuel cell life and they may get their usefulness back!
I now find my PDA far __LESS___ useful than it used to be, as I actually have to worry if the battery will last the day, with the result that I use the device less and less and less and less.
When I could nip into a newsagents, get some batteries and be working again that was okay, and lets be honest you only had to do that every few WEEKS!. No it wasnt colour and couldnt play MP3's but I didnt care (and still dont...My mp3 player lasts > week on 1 AA battery which I can easily replace, which is convenient, rechargable batteries are not convenient)
<<<<<...Warning... Rant ahead>>>>
also ...anyone at Palm listening? PDAs are useless if you dont use them! or they crash a lot, or you cannot get power for them quickly!, or the applications take ages to start. How can you have taken such a simple device, given it a faster CPU and yet still make the simple, built in applications so slow to start...arghhhhhhhhhhhh!
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Merrily
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Re: Let's design a Handheld Computer
«
Reply #7 on:
May 21, 2005, 11:57:00 PM »
It seems that we have forgotten the first question faced by any designer - what's it supposed to do? I worry a bit about these multi-multifunction fragile miniatures that cost an arm and a leg and are useful primarily to technophiles. I'm afraid that they just won't work when I need them to - technofailure.
Should we expect the ultimate device to be all things to all people? Does the average high school student and his or her parents and teachers need the same functionalities as the surveyor in the field or the physician? Yes and no but I am afraid that if we trick out the device with every gadget and function it will lose the essential qualities - durability, ease of use, elegance of form, and reasonable cost.
How often do you REALLY take pictures with your Palm???
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Graham
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Re: Let's design a Handheld Computer
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Reply #8 on:
May 22, 2005, 09:39:44 AM »
Hi Merrily
Fair point, do we need a single function device for education such as a handheld thin-client device that, for example, just allows web-surfing and access to web applications or a swiss army knife style device?
Certainly on the projects that I have been working on in schools in the UK the multi-function capability of multimedia equipped handhelds such as the Palm Zire 72 or HP rx3715 has proved vital where students use camera, video and audio recording capability to record their work and also build digital scrapbooks. These facilities are invaluable for subject areas such as Design & Technology but also, we've discovered, pretty much across the curriculum.
So based on this I believe the inclusion of camera and audio facilities to be an essential of handheld learning appliance. That doesn't mean, of course, we couldn't have a cheaper version of such a device that doesn't have these features but the reality is that with the mass volume of these components already going into mobile devices their exclusion will only result in very marginal cost reduction.
Does anybody else have a view on this?
Please add your thoughts to this thread!
Graham
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KathyT
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Re: Let's design a Handheld Computer
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Reply #9 on:
July 01, 2005, 12:14:16 PM »
Quote from: Graham on February 18, 2005, 10:03:00 PM
It's a personal device for students with interoperability with teacher / parent systems which could be the same device or desktop PC, etc. It should have the ability to upload/download assignments, project work etc. It should have consumer appeal also.
Consumer appeal, it turns out, is more important than we sometimes realise - we all know the iPod had huge consumer apeal (love them or hate them (my household is divided on this ;-) ), but after our recent experiences at the Caley with the Treos, we will be taking *much* more notice of this side of things for all our projects in the future! (The students just did not like the Treos. They didn't like been seen with one and peer pressure to have 'cool' gadgets was strong enough to stop them using them (for full results, see the presentation at MLearn ;-) )
So, yes, the PDAs and devices need to be visually well designed as well as, for me, not being too stuffed full of extras that will not be used and may actually hinder use.
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Kathryn R. Trinder
Research Fellow (e-Learning), Emerging Technologies & Second Life Projects,
Caledonian Academy,
Glasgow Caledonian University
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k.trinder@gcal.ac.uk
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Graham
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Re: Let's design a Handheld Computer
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Reply #10 on:
July 01, 2005, 07:27:34 PM »
Quote from: KathyT on July 01, 2005, 12:14:16 PM
Consumer appeal, it turns out, is more important than we sometimes realise - we all know the iPod had huge consumer apeal (love them or hate them (my household is divided on this ;-) ), but after our recent experiences at the Caley with the Treos, we will be taking *much* more notice of this side of things for all our projects in the future! (The students just did not like the Treos. They didn't like been seen with one and peer pressure to have 'cool' gadgets was strong enough to stop them using them (for full results, see the presentation at MLearn ;-) )
So, yes, the PDAs and devices need to be visually well designed as well as, for me, not being too stuffed full of extras that will not be used and may actually hinder use.
surely you mean at Handheld Learning 2005 also!
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KathyT
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Re: Let's design a Handheld Computer
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Reply #11 on:
July 01, 2005, 08:08:40 PM »
Quote from: Graham on July 01, 2005, 07:27:34 PM
surely you mean at Handheld Learning 2005 also!
Ha ha...yeah, ok, point taken!
(that's me told)
(D'you wanna poster or powerpoint thingy, btw?
)
...actually, Handheld Learning 2005 sounds as if it will be a good, effective and constructive forum in which to discuss these problems with manufacturers, software vendors and other educationalists. I think I'll go.
Kathy
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Kathryn R. Trinder
Research Fellow (e-Learning), Emerging Technologies & Second Life Projects,
Caledonian Academy,
Glasgow Caledonian University
E:
k.trinder@gcal.ac.uk
SL: Goldfinch Weatherwax
KathyT
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Re: Let's design a Handheld Computer
«
Reply #12 on:
July 01, 2005, 08:21:57 PM »
Quote from: Graham on April 13, 2005, 06:03:46 AM
Fuel cells are going to be another part of our handheld future. Basically imagine refueling your handheld computer like you would, say, a cigarette lighter like those made by Clipper or Zippo and that's pretty much the plot.
Fuel cell technology (or the idea of it, at least) has got me quite sadly excited. If this is really a deliverable possibility, it will be fantastic! I carry around a variety and number of devices with me everyday, and packing chargers for them all just gets silly.
My vote definitely goes to fuel cell technology!
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Kathryn R. Trinder
Research Fellow (e-Learning), Emerging Technologies & Second Life Projects,
Caledonian Academy,
Glasgow Caledonian University
E:
k.trinder@gcal.ac.uk
SL: Goldfinch Weatherwax
Graham
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Re: Let's design a Handheld Computer
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Reply #13 on:
July 04, 2005, 12:34:29 PM »
Quote from: KathyT on July 01, 2005, 12:14:16 PM
Consumer appeal, it turns out, is more important than we sometimes realise - we all know the iPod had huge consumer apeal (love them or hate them (my household is divided on this ;-) ), but after our recent experiences at the Caley with the Treos, we will be taking *much* more notice of this side of things for all our projects in the future! (The students just did not like the Treos. They didn't like been seen with one and peer pressure to have 'cool' gadgets was strong enough to stop them using them
I'm interested in this statement about the Treos. Having just come back from NECC in Philadelphia the Treo 650 was the "bling-bling" of choice, like everyone had one and everyone was keen to show that they had one whereas telco connected PPC's were practically invisible by comparison.
Clearly there's a bit of difference across the Atlantic then. It was also interesting to note that at the show which is effectively a US version of BETT only bigger with more conference strands PalmOne had a huge presence with many vendors showing Palm OS related software and add-on's whereas Microsoft, HP and Dell had very little in the way of handheld emphasis. I'll try and do a summary of NECC in another strand (as soon as I de-jetlag and recover my luggage. Yup they lost it!).
P.S. thanks for the HL 2005 plug
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cre8tivly
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Re: Let's design a Handheld Computer
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Reply #14 on:
July 04, 2005, 08:34:26 PM »
I'd like to see the needs expanded to incorporate more functionality for assistive technologies. I love the devices making my life more manageable for sure (god knows some of us need more help than others!!)...but we too often design with looking in the mirror. Effective voice recognition into Word for handhelds would be a great start. Try watching students with MS lug heavy laptops section to section where they try to dictate quietly into a miked headphone...we simply HAVE to do better to assist more needs.
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