Archive for October, 2011
Computers Are The Future
Posted by este in Computers and Technology, Hardware on October 29, 2011
Computers represent a part of our life. Nowadays it has turned from a modern item into a necessity. Every field uses a computer. A cut in the energy supply would stop the entire world on the spot, since computers help human beings in their daily activities. There is no possibility of imagining the future without them. It would be easier to see it without human beings than without computers. More and more technological wonders are created each day. Let’s take several examples to prove that. Industry, education, medicine, all these depend on computers. Shops will not be able to sell anything in case there is a problem with the computers which keep the record of the products.
In education, the process of learning has improved by the help of computers and the information available on the internet. This has got quite a visible impact since students have had better results using techniques like that. In different schools, computers are used even in the school bus. A computer will help students with their homework on their way home.
Pilots drive planes sitting comfortably in an office by the help of a computer. A computer is responsible for the creation of a virtual world which will help us visit the most amazing places without moving from our living room. Moreover, doctors become dependent on computers. Entire hospitals rely on the information well grouped in such a “box”. Appointments depend on the same device and the release of receipts need it as well.
The same may be said about business. A computer will be the “location” where the entire business develops. It keeps all the information, it helps create projects and plan meetings, it may help the employees talk to the possible clients, will help the boss communicate with his employees and the list is unimaginably long. Problems find their solutions at only a click away.
Business advice may be offered through a video conference. Business plans are presented in PowerPoint, on a computer; balance sheets are filled in on the same device. If energy supply is not available any more, the inventors will definitely have to find something else because life without a computer is not to be imagined.
Can’t Connect to the Internet? Find Out Why
Posted by este in Computers and Technology, Personal Tech on October 25, 2011
With improvements in technology, we’ve come to depend on the internet to complete daily tasks such as bill paying, obtaining news and not to mention performing at work. If your PC can’t connect to the internet. It can feel like the end of the world for some. However, for most casual PC users, its an irritation. Most people have found themselves puzzled over a sudden interruption in connectivity. This article hopes to give you a few reasons why you cant connect to the internet and quick solutions to get you back online.
It’s important to establish why you can’t connect to the internet. Checking to see if your computer or device has an internet connection is your first step. This can be done by looking at the connection icon located in your Windows task bar. With a wireless connection, this is usually indicated by a series of bars. If you are using a data line or phone line, you will see a computer screen with the phone cord icon. Both these are located in the task bar. If there is no connection, check your network settings.
Here is how to open your Network Settings in Windows
1. To check the network settings, simply right click the icon.
2. Click Open Network Settings and Sharing Center.
If you see that an X symbol between your network and the internet, it’s safe to say that you aren’t connected to the internet. Using Windows’ troubleshooting application can provide possible reasons why there isn’t access to the internet. The application will provide you with vital information on what steps need to be taken to get back online. Here are the common reasons why you can’t connect to the internet and quick solutions:
ISP Problems
The lack of connectivity may not be your PC’s fault. The problem may lie with your internet service provider (ISP). You should call your ISP’s customer service to find out why the service is down.
Hardware Problems
This is easily one of the most common reasons for no internet access. If you are using a modem or router, make sure they are plugged in correctly. Double check the data line. Is it firmly secured into the all entry points? If your internet displays a warning that indicates there is no dial tone or cable service on the line, check for warning lights on hardware or modem. Switching the modem or device off briefly could remedy the problem. Also, check other devices that are connected to the internet. If those devices, such as your TV or a video game console still have internet service, the problem can be limited to the device in question.
Software Problems.
Sometimes your computer can’t connect to the internet due to software problems. This usually occurs due to your software device drivers. Software drivers are like an intermediary that provides a way for Windows to properly communicate with your hardware. Check to see that there is a problem with your modem’s driver. To check your drivers, you will need to open up your device manager.
1. Click Start and then choose Control Panel.
2. Choose System and Maintenance, then click Device Manager.
OR
Simply type Device Manager in your Windows Search Bar
Once you are in the device manager, check your modem’s driver. If there is an warning sign, you may need to update the driver. You can do this by right clicking the driver and choosing to update the driver software. If you need specific help for updating drivers, check out the link below.
Sometimes you try to load your homepage using a browser and it doesn’t load. This may not be a problem on your end. Make sure you check other pages to see if that particular websites server is down.
All in all, your problem is not the end of world. Hopefully, with a few steps you will be back online without too much hassle.
PACS Radiology And The Internet
Posted by este in Healthcare Systems on October 21, 2011
Personal computers and the internet have revolutionized how everyone communicates, and this has also had an impact in the medical fields. For those hospitals and medical clinics that offer radiology services as part of their orthopedic, chiropractic, veterinary, podiatry, mammography or urgent care specialty, digital imaging has brought several distinctive differences in how medical imaging is used.
PACS system technology that utilizes the internet has played a large part in driving down the costs associated with PACS radiology. Medical facilities of all specializations need a convenient and cost-effective means for allowing and improving communications. The transmission of film x-rays through the postal mail brings with it high costs in terms of film x-ray supplies such as developing chemicals as well as postage. There was a time delay from when the medical image was taken and when it was available to be viewed by primary physicians as well as consulting diagnosticians.
A PACS system that is web-based eliminates most of the time constraints put upon the radiology department. PACS software that is located online means that networking over the Internet is possible. Improved communications among physicians who have a clinical workstation hooked to a local-area network, wide-area network as well as a virtual private network will allow you to send and receive digital images that are saved in DICOM format.
For added convenience, due to the wide use of the DICOM medical digital imaging format, the integration of multiple modalities, including high volume ones such as sixty-four slice CT scanners, MRI, PET, mammography, ultrasound and others, is possible with the digital PACS radiology system in place. This allows medical clinics with specialty radiology services to be able to distribute their medical digital images via the PACS software, which can also function as a router in high-volume situations, back to diagnosing physicians quickly and easily.
PACS software that is web-based can also be used for the archiving of digital medical images. HIPPA regulations require medical facilities to comply with patient confidentiality as well as disaster recovery components, and the PACS system can ensure that this happens. The PACS can be programmed to automatically route the digital medical images taken to local storage at your medical facility as well as send it to an offsite server for storage. The system can also be setup with safety protocols in place such as usernames and passwords needed for access. In these ways, you save time while enhancing the security of your web-based system.