SDXC memory - General Questions and Answers

Does anyone have any information on the release date of the new SDXC memory cards? And maybe a possible pricing structure? They are supposedly being produced in capacities from 32gb up to 2tb in the same size format as the sd and microsd cards we all know and use regularly in our devices.
I've searched these forums using the keyword "SDXC" and I was amazed that there was 0 results.
At the las vegas CES it was announced that they were to be available at the end of 2009/start of 2010.
Along with my question on a more accurate release date, I was also wondering if these newer devices can be put into a raid configuration, or even be used as large capacity long term storage solutions? Because if they are mass produced for consumers then surely using 3.5" hard drives will be ridiculous when you can perhaps string several together in a raid making the combined size no larger than a stick of chewing gum. And with the right adapter make them excellent portable storage drives.
Is there a reason they couldn't be put in some form of raid?
Link here to the SD association website:
http://www.sdcard.org/developers/tech/sdxc

Probably so, but there is a big chance that you will only see that coming out of someone;s garage than from a PC manufacturer. Think of it as lobbying... You have monster sized companies such as Seagate and Maxtor, which make these 3.5, 2.5, 1.8 in hard drives. They will do everything in their power to keep this new technology out of this possible solution. Potentially, you can save on:
*size of the PC unit as you already mentioned
*Power supply capability (since SD cards do not consume nearly as much power since they do not have moving parts).
*ease of repair.
*possibly price too, but that is somewhat far down the road at this point. Look at SSD
For our devices, you may not see it as it is likely not backwards compatible (think about when the SDHC came out)

Forget about using SD or any other non-classic SSD's in a RAID as a technology for data holding for three reasons:
1) Price. Look at current prices of 32GB SDHC cards
2) Quality. When you keep overwritting SDHC card all the time, it dies really quick
3) RAID and quality. With ^ only 1 card is enough to die and you lost all your data.
I still prefer classic 3.5" WD GreenPower for data and Black for system.

Yes i realise they will be extremely expensive. Thats the same with anything until the demand increases and it becomes cheaper to make them.
When they come out, they are mainly going to be packaged with HD video camcorders apparently. I guess that makes sense.
I'm still hoping someone can quote some rough figures and give an estimate on when they may be available to consumers.

For anyone who cares here's a bit of an update on the release timetable for certain size cards:
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http://www.engadget.com/2010/01/08/panasonic-sdxc-cards-roadmap-and-lumix-camera-lineup-at-ces-2010/

Related

Future memory?

I hope we get some form of internal memory other than a microsd, this would be really sweet
Think your mobile device couldn't eat another byte, that it's stuffed full of storage? Surely it has room for a tiny little thin SSD? This is Sandisk's solution for storage in portable devices, the creation of a new class of storage: integrated SSD, or iSSD. Designed to be soldered right onto a motherboard, this drive is the size of a postage stamp, weighs the same as a paperclip, and will be available in sizes ranging from 4 to 64GB. Read and writes clock in at 160MB/sec and 100MB/sec, respectively, plenty fast enough to run a full OS, with an SATA interface ensuring broad compatibility.
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Click to collapse
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Source:http://www.engadget.com/2010/08/18/sandisks-64gb-integrated-ssd-is-no-bigger-than-a-wafer-thin-min/
I read about this but dont we have 16 gigs of internal storage?
shep211 said:
I read about this but dont we have 16 gigs of internal storage?
Click to expand...
Click to collapse
We do have 16gb of "internal storage" about 3gb for the os, and 13gb to be used freely.
The internal storage, is "internal" in the sense that it functions as the "hard drive" for the device, but it's not a "true" internal, but just a MicroSD card.
There are the possibilities for MicroSD card to be fast (like class 6), but most of the time, dedicated ssd memory types are faster.
The Samsung Galaxy S also has 1gb of ROM. Which is not just an internal SD.
Our internal storage is NOT MicroSD - samsung calls it that to differentiate it from the OS ROM and the External SD. Until someone evaluates the Chip layout we won't know what we have other then "16 GB of internal storage".
Is it one chip partitioned? Is it 2 chips - one for OS that is fast, and one slower chip for data?
MicroSD is form factor - and we know we don't have that as there is no slot with a card in it (other then the external one).
We may have one big 16GB NAND Chip that Samsung did some goofy partitioning with - no one knows yet.
The story from the OP - deals with PCs and Laptops - the chip has a SATA interface so the Bios and OS see it as an HDD - not really relevant with a phone that is more of an embedded system.

Google Nexus tablet details leak, expected down under in July

SOURCE : Kickedface
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The folks at Gizmodo Australia have got their hands on what they're saying is training material for the soon-to-be-released (we hope) Nexus tablet. They're saying the tablet will be a 7-incher built by ASUS and be debuted at Google I/O this week just as expected. The specs are also pretty close to everyone's guess:
7-inch 1280×800 IPS Display
Android 4.1 Jelly Bean (not confirmed to be 5.0 just yet)
1.3GHz Quad-Core Tegra 3 CPU
NVIDIA GPU
1GB RAM
8GB / 16GB Internal Storage
1.2MP Front Camera
8 Hours Battery Life
Wi-Fi a/b/g/n
NFC
The materials suggest the tablet will go up for sale in Australia sometime in July, so we expect it in the very near future in other places on the globe. Source : AndroidCentral
That leaves a few things left to wonder -- will it come in white? And what's the reason to buy it over any of the other Android tablets out there. We're half kidding about the first bit (although it would look very nice in white), but for the second there is one thing we know of to make it worthwhile -- updates direct from Google, with no carrier or OEM bull**** involved.
If you want an Android tablet, that's the one to get. If you need a reason to buy an Android tablet in the first place, we're hoping to see one this week at Google I/O.
Did you really trust Gizmodo?
I would like to see an SD slot and HDMI. I could see them leaving out HDMI to try to cut costs, but no SD slot is very Apple like and they did it with the Galaxy Nexus so I wouldn't be surprised.
I refuse to buy a device without expandable memory, my Touchpad was the exception since it was on the fire sale. There are plenty of free cloud services but data is expensive. microSD cards are cheaper and more reliable for storage than the cloud.
This could be real, given the way pictures were taken showing all the views. Unless they've covered it with 2 layers of plastic to hide the titanium coating :cyclops:

Micro/Mini Android music device?

So, I know about the Wimm One, the Sony sports one, and the motorola one. Those aren't exactly what I'm looking for. I do a lot of walking at work sometimes during the week and my Samsung Note does fine for it, but it's a bit bulky to pull it out everytime I need to look at the screen. Batt life isn't much an issue thankfully. Is there such a device that...
1. can play music directly from the device
2. connects to a bluetooth headset
3. has a Micro SD card storage up to 32gb
4. has decent batt life
5. minor I suppose connect to my phone for txt and other notifications while still being connect to my BT headset (dunno if this is possible)
Thanks for your help.
Android mp3 players and other small devices
What maximum size screen screen size can you accept? I am not familiar with the products you mentioned, but it seems you are looking for the Android equivalent of an iPod Touch, which has a 3.5" diagonal screen. (I would not want a screen smaller, even for just an mp3 player.)
There are models of Android tablets with 5" or smaller screens. IMO, If an Android device has a screen large enough to function as a decent mp3 player, there is no point to limiting it to only playing mp3s, so I suggest you look for small Android tablets, game consoles, pocket computers and mp3 or media players.
I did a quick search, and Archos has some Android tablets with small screens that they sell as multimedia players in the range of $150-200, as well as smaller models (I found one with a 2" screen) that may not run Android. (They don't say, so I assume not.)
Also, there are the Samsung Galaxy Players, with screen sizes down to 3.6". They run Android and look a lot like an iPod Touch. The prices I'm seeing are about $130-150, which seem quite reasonable.
I did not check if any of the above support Bluetooth headsets or SD card storage; I just wanted to give you some ideas of where and how to start looking. I hope that was helpful, and didn't just tell you things you already knew.
Also, if you find a model that has Bluetooth, make sure it supports headsets before buying. ;-) I hope someone here can give you a specific product recommendation!
I'm looking for a device the size of the current touch nano. The wimm one and equivalents are the size of a large watch.
whats about that?
ww.w.imwatch.it/at-en/
delete the point between www
you have a 3,5 audio plug, tiny touchscreen, phonebook, can call peaople from your watch, write messages, check facebook and it makes you breakfast in the morning
^Man that website fails...
I've looked at that before and it didn't seem to fit the bill. Doesn't really matter anyway.
I went with a Motorola MotoActv w/ 16gb.
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Thanks all for your help.

[Q] Ordered 3 different 64gb microsd cards and all are fake :(

They reports 64GB size, you can write to them about that much, but then you can't read it back. Microsd testing software reports them as fake.
Just to be sure I tested them on a computer as well and the same behavior appeared.
So, to questions.
1. is there anything useful i can do with them?
2. Where to buy real 64gb card at a bargain?
I used to manually partition sdcards (works with USB thumbdrives too) when I got fake ones. You just need to determine the real size of the flash memory then create a partition smaller or equal to that size and leave the rest (fake free space) unpartitioned.
Usually the flash is OK to use it as long as you don't try to write beyond the real capacity. What usable size u'll end up with depends on your luck, just don't expect anything more than 1/4th of advertised capacity (can be as low as 1GB though).
Ordering from well known online shops like amazon should be pretty safe.
i bought my real one from Amazon.com last year during their Cyber Monday sale. not from some 3rd party listing on Amazon, but an actual "ships from and sold by Amazon.com" listing and it works really well. if you aren't buying from a known and reputable retailer, you are risking it when it comes to sd cards...
Fking1 said:
They reports 64GB size, you can write to them about that much, but then you can't read it back. Microsd testing software reports them as fake.
Just to be sure I tested them on a computer as well and the same behavior appeared.
So, to questions.
1. is there anything useful i can do with them?
2. Where to buy real 64gb card at a bargain?
Click to expand...
Click to collapse
you can buy original samsung card from here and follow this links to verify, test, repair SD cards
Check this out! You , YES! you are an " Android ". Not your phone but U.
You Must watch this documentary concerning your privacy Terms & Conditions we had agreed to, by using a PC or Smartphone
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troolie said:
I used to manually partition sdcards (works with USB thumbdrives too) when I got fake ones. You just need to determine the real size of the flash memory then create a partition smaller or equal to that size and leave the rest (fake free space) unpartitioned.
Usually the flash is OK to use it as long as you don't try to write beyond the real capacity. What usable size u'll end up with depends on your luck, just don't expect anything more than 1/4th of advertised capacity (can be as low as 1GB though).
Ordering from well known online shops like amazon should be pretty safe.
Click to expand...
Click to collapse
what do you use for manual repartition and how do you guess the real size?
Fking1 said:
what do you use for manual repartition and how do you guess the real size?
Click to expand...
Click to collapse
U can use fake flash test: http://www.rmprepusb.com/tutorials/-fake-usb-flash-memory-drives
It will tell you where the fake memory starts.
As for partitioning, about any tool will let you define partitions size. The one included with windows, parted in linux can do that.

Add external antenna port to modern cell phone

Hey guys, have a hardware puzzle I need to solve. I want an external antenna jack for a modern phone for the purpose of moving the rf away from user and improve signal. For years we have happily used our Samsung S4's for this but verizon just notified us the infrastructure they used will go off in 22.
Pictured below is the the ports on S4 and wilson adapter to external antenna.
The S4 will use its own antenna then switch to the external when plugged in.
I read somewhere that these ports were for testing, any of you know if this circuit still exists in new phones?
I am hoping that these "test" ports still exist in new phones and can be spliced into or plugged into and pig tailed out of the case.
Can any of you hardware engineers point me in a direction? Have not found much promise with custom builders yet if you know any.
Yes I have seen the passive patch leads/cradles, my mission is mainly to move the signal away from the user. This needs to be an option for rural customers anyway to just plug in external antenna as you lower DB's much more than the boosters ect.
thank you much for your expertise and time.
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Never knew that was there. Cool. Looks like my old S4+ is DOA too.
Why not just use a wireless booster?
They use them a lot in W Texas
Guess you're in for some future shock... I went from the S4+ to the Note 10+. Lol, that took some readjustment and a bit of a learning curve.
However I'm less than enthusiastic about the Samsung flagships since the N10+ as well Android 11 and up. Scoped storage* and forced encryption* are fully active on 11 and 12.
I have a N10+ running on Android 10 (as well as this which is running on 9) they both run well, fast and stable. The one running on Android 10 has dozens of new Samsung system apps in order to retain its functionality. Both look and run nearly identically. I want that level of functionality... I won't upgrade past 10.
With 11 maybe, with 12 you're in for a rough ride.
*both use more cpu cycles, resources and make using the phone much more convoluted. Most older apps will not run on 12, and maybe not 11.
Some overlay apps don't run on 10 and up, however in 10 scoped storage is not fully enabled.
Thank you blackhawk, I was wondering what the newer operating systems would permit, not all progress is forward. I see most have gone away from a headphone jack! I hope someone can point me in a direction to add an antenna jack.
pictured is the S4's external antenna ports L1 and R1 the smaller connectors are the phones internal antenna. The phone is able to shift back and forth between external and internal antennas. Anybody familiar with this circuit? What was the manufacturers intent with L1 and R1? I have heard they were used for testiing.
Here is google pixel 3a with black and white antenna coaxial circled and two other connectors squared. What are the connectors in the boxes for? How does this circuit work? Anybody work on this stuff or know someone who would?

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