Posts tagged: Sony VGP-BPS9 battery

Aug 24 2010

YouTube organizes exhibitions

According to “Business Week” 23 reports, Google plans to launch the New York Guggenheim Museum, a massive marketing campaign, which will be arranged a variety of video installations, which feature various types of virtual characters (such as the game “Second Life “role). The exhibition will begin in October, a video from YouTube shows the 20 final contestants. Starting from July this year, Google organized a celebrity jury, including the famous Japanese designer Takashi Murakami (Takashi Murakami), renowned director Darren Minkowski (Darren Aronofsky), so that they selected from thousands of video segment some.

Of course, Google is not in play, its purpose is to attract more advertisers and users to patronize YouTube. In 2006, Google for 1.65 billion acquisition of YouTube, but its content is still so far with the “amateur” synonymous. Analysts said the use of celebrities could raise the level of YouTube.

Diffusion Group analyst Bill Niemeyer Group, said: “In the New York Guggenheim museum content, than to get the kids skateboarding is better, it can attract a different type of person. The agency and advertising decision-makers can create halo effect . ”

Profit this year?

For YouTube to make money, Google can reduce the dependence on search. The number of search advertisers have accounted for most of Google sales in recent years it started to slow down.

EMarketer’s report shows that video ads in 2010 will reach 1.51 billion U.S. dollars, up 48% over last year. Citigroup analyst Mark Mahaney estimates YouTube’s revenue will reach 614 million U.S. dollars this year. To the end of the year, YouTube should be able to break even. But so far Google has not by the scale of YouTube’s revenue. Google is said online video ads grew 50% last year, advertisers including General Motors and Nike.

Although the video industry competition heating up, YouTube to attract the attention of advertisers. According to ComScore’s report, the total views on YouTube video ads only ranked fifth, behind Hulu, Tremor Media, BrightRoll and Microsoft. In July this year, YouTube is only 219 million times, but Hulu to 783 million times. One person familiar with the matter said, Hulu has been negotiating with investment banks in preparation for the market.

Higher prestige

Starcom (Starcom MediaVest) Tracey Scheppach, senior vice president, said: New York, Guggenheim Museum exhibition on Google is an opportunity, it can prove that YouTube is not only the Internet famously. Starcom’s parent company has cooperation with Google.

Consulting firm EMarketer says David Hallerman, senior analyst, in the eyes of users and advertisers, YouTube to provide high-quality content (new television programs and movies) are still behind on Netflix and Hulu.

For example, Hulu provides “spoof of the home”, “office”, the “Daily Show”, but YouTube did not.

Popular Culture

Hallerman said: “A lot of traffic does not meet the high cultural level, it is more of popular culture, the former is the large advertisers like.”

To this end, YouTube added professionally produced videos, including “WWE World Wrestling Entertainment” (World Wrestling Entertainment) and other programs.

Meanwhile, Google also with the British director Kevin McDonald (Kevin Macdonald) co-production video. Google Creative Labs marketing manager, Ed Sanders, said: “These different aspects can strengthen the brand, effective than traditional forms of advertising.”

Currently, Ed Sanders major operating Google New York office, to help build Google’s brand.

Creative casual

Ed Sanders said the online talent competition organized by a British company-known for a creative staff. The reason why this idea was supported, in part because it gave rise to new ways of video consumption.

Into the Guggenheim Museum in New York is the first step, Google is still negotiating with the Carnegie Hall.

Ed Sanders said: “When you pick up the phone, say you come from Google, people will wonder, then talk.” As for the project and how much money he has avoided. However, this event is sponsored by Dell and HP.

Guggenheim Museum, who said: “For contemporary art and visual culture of the new development, we welcome the. YouTube to play in the visual culture of a very popular role.” Guggenheim Museum have agreed to hold every two years a YouTube show. The final winner’s video will be in Berlin, Spain and Italy, and the exhibition.

All right reserved!

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Jun 08 2010

How to Properly Use a Laptop Battery

A laptop battery can last a few years if it is properly used and cared for from day one. A battery will not last if you don’t follow some easy directions that most manufacturers do not tell you. Before you place the battery in your laptop, you should know how to charge it, when to plug it in and when to unplug it. Taking these measures will help extend your sony vaio vgn-fz4000 battery  life and it can last for two to three years.

When using a laptop as a desktop replacement the sony vaio vgn-fz440e battery  should not be left in for long periods of time. The laptop will over time discharge the battery. Remove the battery – making sure that it is charged to 40% and store it in a dry, warm place. Ensure that it is wrapped protectively and nothing will be dropped on it.

The battery should be re-installed every 3-4 weeks and allowed to fully discharge. Leaving a sony vgp-bps9 battery  in storage for longer than this without using could cause the battery to fully discharge as the circuitry of the battery itself consumes power.

Keep the laptop on a hard surface when using it. Placing the laptop on your lap or on a bed can block the fan and vents, which could cause the laptop to overheat and the battery will need to work harder to try to cool the laptop.

Remove the dell vostro 1510 battery  from the laptop if you plan to have the AC plugged in and not use the laptop for portability. If you keep the battery in the laptop when it is always plugged into the AC, the battery will constantly be getting a tickling charge, which can reduce the battery life.

Remember that when you have removed the battery from a laptop while using with an electrical outlet – the automatic battery backup is no longer functional. Make sure to plug your laptop into an uninterrupted power source (UPS) not directly into an outlet or surge protector.

Don’t store a battery that is almost empty. Stored batteries continue losing energy, albeit at a much slower pace. If the stored inspiron 1525 battery  is totally discharged, it could be destroyed.

Don’t store a fully charged battery. Fully charged batteries deteriorate faster than half-charged batteries. Most articles I’ve read recommended storing laptop batteries with a 40–60% charge.

Store the dell xps m1330 battery  at a low temperature. I usually put it in the fridge. It keeps my battery fresh and crisp. Check out this table at Wikipedia. 0°C (32°F) seems to be the best storage temperature. I wouldn’t put the battery in the freezer even though Li-ion batteries only freeze at approximately −40°C.

Run the battery down to nothing before recharging. If you are using the laptop with the battery, allow the battery to fully discharge before recharging. This will help with the battery life. The laptop batteries don’t have a memory as the nickel-cadmium (NiCad) batteries do, but they do have a limited amount of times that they can be charged.

Store the dell laptop battery in a place that is not hot or cold. Extreme temperatures can reduce the battery’s ability to hold a full charge and reduce the battery life.

A lithium-ion battery provides 300-500 discharge/charge cycles. The apple a1185 battery prefers a partial rather than a full discharge. Frequent full discharges should be avoided when possible. Instead, charge the battery more often or use a larger battery. There is no concern of memory when applying unscheduled charges.

May 30 2010

Choosing the right battery for wireless communications

Research has brought about a variety of battery chemistries, each offering distinct advantages but none providing a fully satisfactory solution. With today’s variety of battery types, better choices can be made to suit specific user applications. This paper talks about the recommended battery chemistry for cell phones and two-way radios in terms of energy density, durability and price.

What’s the best battery for cell phones?

Early cell phones were powered with nickel-based batteries but most newer phones are now equipped with lithium-ion. This chemistry is lightweight, offers high energy density and lasts long enough to span the typical life of the product. Lithium-ion contains no toxic metals.
To obtain thin geometry, some cell phone manufacturers switched to lithium-ion-polymer.

This satisfied consumer requests for slim designs. In the meantime, technological advancements also made low profile lithium-ion possible. lithium-ion packs are now available in 3 mm, a profile that suits most designs. lithium-ion has the advantage of lower manufacturing cost, better performance and longer cycle life than the polymer version.

Lithium-ion is a low maintenance battery(dell inspiron 1520 battery apple a1185). No periodic discharge is needed and charging can be done at random. A random charge means that the battery does not need to be fully depleted before recharge. In fact, it is better to recharge before the battery gets too low. Full discharges put an unnecessary strain on the battery. A recharge on a partially charged battery does not cause memory because there is none.

Charging lithium-ion is simpler and cleaner than nickel-based batteries but the chargers require tighter tolerances. lithium-ion cannot absorb overcharge and no trickle charge is applied on full charge. This allows lithium-ion to be kept in the chargers until used. Some chargers apply a topping charge every week or so to replenish the capacity lost through self-discharge while the battery(sony vgp-bpl8 battery) sits idle in the charger. Repeated insertion into the charger or cradle does not damage the battery though overcharge. If the battery is full, no charge is applied. The battery voltage determines the need to charge.

On the negative side, lithium?ion gradually loses charge acceptance as part of aging, even if not used. lithium?ion batteries should not be stored for long periods but be rotated like perishable food. The buyer should be aware of the manufacturing date when purchasing a replacement battery. Aging affects battery chemistries at different degrees.

Counterfeit cell phone batteries (clone batteries)

In the search for low-cost battery replacements, consumers may inadvertently purchase clone cell phone batteries that do not include an approved protection circuit. Lithium-ion packs require a protection circuit to shut off the power source if the charger malfunctions and keep on charging, or if the pack is put under undue stress (electrical short). Overheating and ‘venting with flame’ can be the result of such strain. (See photos of an exploded cell phone with clone battery on charge.)

Cell phone manufacturers strongly advise customers to replace the battery(sony vgp-bpl5a  dell inspiron 6400 battery) with an approved brand. Failing to do so may void the warranty. Counterfeit cell phone batteries have become visible since the beginning of 2003 when the world was being flooded with cheap replacement batteries from Asia.

Cell phone manufacturers act out of genuine concern for safety rather than using scare tactics to persuade customers to buy their own accessories. They do not object to third party suppliers in offering batteries and chargers as long as the products are well built, safe and functioning. The buyer can often not distinguish between an original and a counterfeit battery(vgp-bps9 sony vgp-bps9 battery) because the label may appear bona fide.

Caution should also be exercised in purchasing counterfeit chargers. Some units do not terminate the battery correctly and rely on the battery’s internal protection circuit to cut off the power when fully charged. Precise full-charge termination and a working protection circuit are needed for the safe use of the lithium-ion battery.

What’s the best battery for two-way radios?

Most two-way radios use nickel-cadmium. These batteries are durable and forgiving if abused. But nickel-cadmium batteries have only moderate energy density and are environmentally unfriendly. Environmental agencies have been discouraging its use, especially in Europe. The recommended alternative is nickel-metal-hydride, a battery(HP Pavilion DM3 battery) that has higher energy density and contains no toxic metals. nickel-metal-hydride has been tested in two-way radios for a number of years but the results are mixed. Shorter than expected service life is the major drawback.

For two-way radios, nickel-metal-hydride has a cycle life, which is half that of standard nickel-cadmium. nickel-metal-hydride prefers a moderate discharge current of 0.5C or less. A two-way radio, on the other hand, draws a discharge current of about 1.5A when transmitting at 4W of power. High discharge loads and sharp pulse currents shorten battery life.

To compare the longevity of nickel-metal-hydride under different load condition, a test was carried out in which batteries of the same type were discharged with a DC and digital load. In both tests, the batteries were discharged to 1.04 volts per cell. The DC load was a steady 500mA; the digital load simulated the Global System for Mobile Communications (GSM) at 1.65 ampere peak for 12 ms every 100 ms with 270 mA standby. (Note that the GSM pulse for voice is about 550 ms every 4.5 ms).

With the DC discharge, nickel-metal-hydride wore out gradually, providing an above average service life. At 700 cycles, the battery(hp elitebook 2530p battery) still provided 80% capacity. By contrast, the same battery type faded more rapidly with a digital discharge and the 80% capacity threshold was reached after only 300 cycles. This phenomenon indicates that the kinetic characteristics for nickel-metal-hydride deteriorate more rapidly with a digital than analog load. Although the test was simulating a GSM cell phone, Tetra and other digital two-way radios have similar loading.

Let’s briefly compare the characteristics of nickel-cadmium and nickel-metal-hydride. nickel-cadmium has the advantage of maintaining steady high capacity and low internal resistance through most of its service life. nickel-metal-hydride, on the other hand, starts with good capacity and low internal resistance but the resistance increases after a few hundred cycles, causing the voltage to drop on a load. Even though the energy may still be present, the battery(vgp-bps8) cannot deliver the high current during transmit and the message cuts off. The radio becomes unreliable.

Nickel-based batteries are high in maintenance. Periodic discharge cycles are needed to prevent crystalline formation on the cell plates, also known as memory. nickel-cadmium is more receptive to memory than nickel-metal-hydride because both nickel and cadmium plates are affected by memory.

Nickel-cadmium should be exercised once ever 1 to 2 months, whereas nickel-metal-hydride can get by with a deliberate full discharge once every 3 months. Without proper maintenance, the advantage of nickel-cadmium over nickel-metal-hydride in terms of cycle life cannot be realized.

Lithium-ion has been tested for two-way radios and the results are positive. Substituting lithium-ion with nickel-based will require chargers specifically suited for this chemistry. While nickel-cadmium and nickel-metal-hydride can often share the same charger, lithium-ion uses a different charge algorithm. There is also a cost premium for lithium-ion. Future two-way radios will undoubtedly be fitted with lithium-ion.

Apr 16 2010

Are they rechargeable batteries worth

It seems rechargeable battery(Sony VGP-BPS8 battery ) wear out just as fast as the regular alkaline ones. With all of my new gadgets, I need to know: Are rechargeable batteries really worth the extra cash? And are they really better for mama earth?

—Sam, Breckenridge Great question, Sam! The truth is that rechargeable battery(Sony VGP-BPS9 battery ) can be better for the planet and its people, if you use them correctly and if, in the end of their useful life, you dispose of them properly.

I think they are also worth the extra cash if you use them properly and for the right items. Let’s take a closer look at the inner workings of these little power houses to find out why that is.

Regular “disposable” household batteries, like alkaline batteries, rely on a contained chemical reaction between heavy metals that in turn produces electrons, or a charge. The intensity of this electrical charge reduces over time as the metals get “used.” This is why a battery(Dell Inspiron 6400 battery) that stops working in a high-draw device, like a camera, may still work in a low-draw device, like a remote control.

Because of this, many alkaline batteries that are thrown away or recycled actually still have a charge left in them. But that’s not why they are “toxic.” In the old days, alkaline batteries contained mercury and were super-duper toxic. Now they contain zinc, manganese oxide, and potassium hydroxide instead.

Alkaline batteries are definitely less toxic these days, but not entirely benign. The batteries and the heavy metals inside can be safely recycled and kept out of landfills — for FREE in Summit County — at the Frisco or Breckenridge drop-off centers.

Rechargeable batteries are usually NiMH (nickel metal hydride), Li-Ion (lithium ion), or NiCad (nickel cadmium). These batteries use a similar contained chemical reaction to produce the charge, but unlike the alkaline battery(VGP-BPS9 ) reaction, the process can be reversed by applying electricity (on a battery( HP Pavilion DV9000 battery ) charger).

Rechargeable battery(dell inspiron e1505 battery) can be replenished hundreds to thousands of times. That sounds great, but unlike alkaline batteries that have very low “leakage” rates (only about 2 percent a year), rechargeable batteries have a much higher “leakage” rate (some can be 2percent per day!), which is why they seem to die faster in many devices. One way to stop this fast drain is to store recharged batteries in a freezer or refrigerator.

Another way to keep rechargeable batteries longer is to use them in devices that have a quick, high draw (like a camera) rather than a long, slow draw (like a remote control). Also, be sure to use the correct charger for the battery(PA3465U-1BRS PA3591U-1BRS). Some batteries were originally designed to charge slowly, and placing them on a quick charge device can significantly reduce their useful life.

Just like the older generation of CFL bulbs seemed to have lots of quirks (that odd flicker) and die quicker that expected, the older generations of rechargeable batteries were also filled with quirks that have since been fixed.

If you haven’t tried the newer rechargeable VGP-BPL8  , it’s time to give them a try.

There are numerous full kits that come with various sizes of batteries and a charger. But, when they are finally done being revived over and over again, be sure to recycle them — for FREE in Summit County — at the Frisco or Breckenridge drop-off centers.

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