Archive for August 31st, 2008

Blu-ray

Sunday, August 31st, 2008

 

Blu-ray, also known as Blu-ray Disc (BD), is the name of a next-generation optical disc format jointly developed by the Blu-ray Disc Association (BDA), a group of the world’s leading consumer electronics, personal computer and media manufacturers (including Apple, Dell, Hitachi, HP, JVC, LG, Mitsubishi, Panasonic, Pioneer, Philips, Samsung, Sharp, Sony, TDK and Thomson). The format was developed to enable recording, rewriting and playback of high-definition video (HD), as well as storing large amounts of data. The format offers more than five times the storage capacity of traditional DVDs and can hold up to 25GB on a single-layer disc and 50GB on a dual-layer disc. This extra capacity combined with the use of advanced video and audio codecs will offer consumers an unprecedented HD experience. Recent development by Pioneer has pushed the storage capacity to 500GB on a single disc by using 20 layers.

 

 

While current optical disc technologies such as DVD, DVDR, DVDRW, and DVDRAM rely on a red laser to read and write data, the new format uses a blue-violet laser instead, hence the name Blu-ray. Despite the different type of lasers used, Blu-ray products can easily be made backwards compatible with CDs and DVDs through the use of a BD/DVD/CD compatible optical pickup unit. The benefit of using a blue-violet laser (405nm) is that it has a shorter wavelength than a red laser (650nm), which makes it possible to focus the laser spot with even greater precision. This allows data to be packed more tightly and stored in less space, so it’s possible to fit more data on the disc even though it’s the same size as a CD/DVD. This together with the change of numerical aperture to 0.85 is what enables Blu-ray Discs to hold 25GB/50GB.

 

 

Blu-ray is currently supported by about 200 of the world’s leading consumer electronics, personal computer, recording media, video game and music companies. The format also has support from all Hollywood studios and countless smaller studios as a successor to today’s DVD format. Many studios have also announced that they will begin releasing new feature films on Blu-ray Disc day-and-date with DVD, as well as a continuous slate of catalog titles every month. For more information about Blu-ray movies, check out our Blu-ray movies and Blu-ray reviews section which offers information about new and upcoming Blu-ray releases, as well as what movies are currently available in the Blu-ray format.

 

 

For more information about Blu-ray, please see Blu-ray FAQ.

 

Scooter Brands

Mortgage Rates Prediction

Sunday, August 31st, 2008

Mortgage rates predictions have been confusing observers lately, as mortgage interest rates are supposed to track the Federal interest rates. The Fed has been lowering rates steadily for some time, but mortgage rates continue to climb.

Current Mortgage Rates Predictions

As a home owner it is important to understand that there are conflicting pressures on mortgage rates predictions.

Inflation is rising, which always feeds into interest rate predictions.

Apart from the underlying real interest rate determined by the broader economy, the rate of inflation, and the supply of money available for mortgage lending, there is another factor which comes into play in any investment decision – risk. Mortgage rates in general will depend on the overall risk involved in the housing market.

If house values bottom out, as they have in some parts of the US, then the default risk for the banks suddenly increases, which means that they will be wanting to charge higher mortgage rates; predictions will take this upward pressure into account.

Mortgage interest rate forecasts need to take into account the political imperatives as well as the purely economic influences on interest rates. Voters are particularly sensitive to losing their homes in large numbers, and the government is keen to avoid the scenario in which interest rates go up, and more homes are foreclosed, only to be sold into a plummeting market, further worsening the oversupply problem in residential housing.

Everyone – the government, the banks, and the home owners – are in agreement that this is an outcome to be avoided. Mortgage interest rate predictions based on purely economic considerations might indicate that mortgage interest rates are due to rise, but while the political pressure is running high, and in an election year, the government will do everything in its power, however economically irresponsible in the long term, to push the interest rate rises off until after the November elections. Mortgage rates forecasts must take this political distortion of the financial markets into account.

For the full story on factors influencing interest rate predictions, visit Mortgage Interest Rates Predictions.

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