Weekly Tech
วันจันทร์ที่ 11 พฤษภาคม พ.ศ. 2558
วันศุกร์ที่ 1 พฤษภาคม พ.ศ. 2558
Power bank
First of All. Most of people in modern world use smart phone as their personal phone. We like to play games on the phone, watch movie on the phone, playing internet, etc. All of the things that I mention before consume a lot of batteries.
If you do all of the activity above on your smart phone, it might probably last only 3-4 hours.
And this problem can be solve by using power bank!!!
Power bank. Just like its name, it can be use as a portable charging device. you have to charge it in order to keep the power inside the device. Then connect it with your device and finish! your smart phone are now charging. The problem of battery run off is now solved.
There are various type of power bank that you can choose according to your life style and budget.
It can be large, big, blue, red, light, heavy, high capacity, low capacity, good material, bad material, expensive, cheap, etc.
It is your choice that you want to buy it or not but for me i think this little device is very useful.
Imagine if you ran out off battery, you cannot contact anyone and there are some problem that you have to use your phone. It's bad right? So I feel more comfortable having power bank with me.
But yes, there are some alternative choices that you can choose instead of using power bank such as
using a normal phone(Sumsung Hero) because the battery life of it is really really long.
In the end, you have to decided on your own which way is the best way of you. But for me
I choose to use power bank.
It is your choice that you want to buy it or not but for me i think this little device is very useful.
Imagine if you ran out off battery, you cannot contact anyone and there are some problem that you have to use your phone. It's bad right? So I feel more comfortable having power bank with me.
But yes, there are some alternative choices that you can choose instead of using power bank such as
using a normal phone(Sumsung Hero) because the battery life of it is really really long.
In the end, you have to decided on your own which way is the best way of you. But for me
I choose to use power bank.
วันศุกร์ที่ 24 เมษายน พ.ศ. 2558
Blizzard Authendicator
First of all, as a gamer myself I would like to introduce everyone about The company "Blizzard" before i go into detail with "Blizzard Authendicator".
Blizzard is a very large company that created a lot of famous games such as Warcraft series, Starcraft series, Diablo series, etc. Sounds familiar right? I think most of everyone that plays game might know these series.
Authendicator
If you know this company, you might know that it is one of the most "Hacker aim" it means that a lot of hacker want to hack your account or ID. So Blizzard launched this little device that can protects you from being hacked.
How it works?
As you can see from the picture upward ^^^^^ you can see that it has the number that has about 6 digits which will change every 15 sec. Before you can login you have to type these number correctly and if not, you cannot login. It means that if you have this device with you, hackers cannot hack you!
and you know what? it's really work!
improvement
There are lots of people that complain about how inconvenient this device is because you need to keep this device with you all the time. So Blizzard Launched the newer version of this Authendicator as an application for smart phone which most of us has it.
this is the picture from my own smart phone and you can see the app that I point in the picture(red point).>>>>>>>>>>>>
There are lots of people that complain about how inconvenient this device is because you need to keep this device with you all the time. So Blizzard Launched the newer version of this Authendicator as an application for smart phone which most of us has it.
this is the picture from my own smart phone and you can see the app that I point in the picture(red point).>>>>>>>>>>>>
And this is what it's look like when you open this application. Simple as the previous version. you can see the digits and you have to type them in order to login your account.
The green line will shows you how much time you got before the numbers change.
The green line will shows you how much time you got before the numbers change.
To conclude with I think this kind of technology is very very useful in this industry and most importantly it is very useful for the users. You will have more secure for your account. Not just Game industry. There are some Bank companies that also use this kind of security device. such as Banks in China. I hope that in the future there will be more update version of these "Authendicator" because hackers also keep improving their ability to hack. So we need to upgrade our security also.
Thank You
วันอาทิตย์ที่ 19 เมษายน พ.ศ. 2558
Lightweight Power Boot Makes You Walk More Effectively
Over the past 10 years bionic exoskeletons have been making a bit of a progess in the medical world
But while these mechanical power suits can work small miracles (and look pretty damn cool), there’s still one major issue: they are super expensive.To help disabled or paralyzed people improve their movement, but exoskeletons don’t come cheap.
Now, researchers from Carnegie Mellon and North Carolina State University have come up with a simpler solution to improve walking efficiency.
The research team details their latest creation—a wearable boot-like exoskeleton that can reduce the energy cost of walking by 7 percent. That may not seem like a lot, but it helps over a long period of time.
An increase of 7 percent in walking efficiency is similar to removing a 5kg. backpack load.
The main selling point for this boot is that it doesn't need battery-powered motors. That means it’s likely to be in the price range that a lot of people can afford.
Of course more research needs to be done, since the exoskeleton will result in the loss of muscle mass if use it all the time. But I hope that since the device doesn’t consume any chemical or electrical energy, it could be somewhere in the range of only a few thousand or a few hundreds of dollars. That’s pretty good.
Smaller, cheaper, and more better in the end. If it’s too expensive, it’s not going to be accessible to the people.
วันอาทิตย์ที่ 12 เมษายน พ.ศ. 2558
ASIMO the robot
Everyone might have seen this robot before he is very famous. It is known as "The most advanced humanoid robot"
Let's look at his history
ASIMO, stand for Advanced Step in Innovative MObility. Asimo is a humanoid robot designed and developed by Honda. Introduced on 21 October 2000.
ASIMO was designed to operate in real-world environments, with the ability to walk or run on two feet at speeds of up to 6 kilometres per hour. In the USA, ASIMO is part of the Innoventions attraction at Disneyland and has been featured in a 15-minute show called "Say 'Hello' to Honda's ASIMO" since June 2005. The robot has made public appearances around the world.
Honda began developing humanoid robots in the 1980s, including several prototypes that preceded ASIMO. It was the company's goal to create a walking robot which could not only adapt and interact in human situations, but also improve the quality of life.
Abilities
ASIMO has the ability to recognize moving objects, postures, gestures, its surrounding environment, sounds and faces, which enables it to interact with humans. The robot can detect the movements of multiple objects by using visual information captured by two camera "eyes" in its head and also determine distance and direction. This feature allows ASIMO to follow or face a person when approached. And a lot more.Public appearances
Since ASIMO was introduced in 2000, the robot has traveled around the world and performed in front of international audiences.The robot first visited the United Kingdom in January 2004 for public demonstrations at the Science Museum in London. ASIMO continued on a world tour, making stops in countries such as Spain, the United Arab Emirates, Russia, South Africa and Australia. In October 2008, ASIMO greeted Prince Charles during a visit to the Miraikan Museum in Tokyo, where it performed a seven-minute step and dance routine.
In my opinion i think ASIMO is the future of human. Imagine that we don't need to use real human when there is a fire accident. Imagine we don't need real human for any risk work. This is the revelution that we need in the future. Robot for human.
วันศุกร์ที่ 3 เมษายน พ.ศ. 2558
How Does Wireless Charging Work?
Just what is wireless charging? And why is a technology developed a century ago just now becoming popular? We talked to a few experts to find out.
Essentially, wireless charging uses a loop of coiled wires around a bar magnet — which is known as an inductor. When an electric current passes through the coiled wire, it creates an electromagnetic field around the magnet, which can then be used to transfer a voltage, or charge, to something nearby.
Most wireless power stations nowadays use a mat with an inductor inside, although electric toothbrushes, for example, have long had wireless charging embedded in their bases. Because the strength of the electromagnetic field drops sharply with distance (as the square of the distance between the objects), a device must be fairly close to a charging station to get much power that way.
But although the basic concept of wireless charging has been understood for more than 100 years, scientists hadn't figured out a way to efficiently transfer large amounts of power using this technique.
Future uses
Nowadays, both the Power Matters Alliance and Wireless Power Consortium have developed competing protocols, or systems, for wirelessly charging devices. Existing systems are used primarily to charge smartphones or smartwatches. But wireless power may soon extend to many more applications.
As technology improves, it may be possible to charge bigger and more power hungry devices, such as blenders or even vacuum cleaners.
วันอาทิตย์ที่ 29 มีนาคม พ.ศ. 2558
LASIK, (Laser-Assisted in situ Keratomileusis), << full name
it is commonly referred to as laser eye surgery or laser vision correction
it is a type of refractive surgery for the correction of myopia, hypermetropia, and astigmatism. The LASIK surgery is performed by an ophthalmologist who uses a laser or microkeratome to reshape the eye's cornea in order to improve visual acuity
Effectiveness
In 2006, the British National Health Service's National Institute for Health and Clinical Excellence
considered evidence of the effectiveness and the potential risks of the laser surgery stating "current evidence suggests that photorefractive (laser) surgery for the correction of refractive errors is safe and efficacious for use in appropriately selected patients.
Risks
Vision loss due to infection
Higher-order aberrations
Dry eyes
Halos
History
Barraquer's early work
In the 1950s, the microkeratome and keratomileusis technique were developed in Bogotá, Colombia, by the Spanish ophthalmologist Jose Barraquer. In his clinic, he would cut thin (one hundredth of a mm thick) flaps in the cornea to alter its shape. Barraquer also investigated how much of the cornea had to be left unaltered in order to provide stable long-term results. This work was followed by that of the Russian scientist, Svyatoslav Fyodorov (1920-2000), who developed radial keratotomy (RK) in the 1970s and designed the first posterior chamber implantable contact lenses (phakic intraocular lens) in the 1980s.For conclusion This technology will helps Visions of people to become Normal. The risk is not quite high as it was in the past. I hope that in the future there will be a new technology that easier to cure all symptoms with the lowest of risk.
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