Showing posts with label Smartphone. Show all posts
Showing posts with label Smartphone. Show all posts

Smart power saving technology for mobile phones and base stations

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The start-up Eta Devices will resolve long-standing problems of efficiency in RFID.

To operate all mobile base stations of the planet covered in this year, experts estimated that electricity costs in the amount of 28 billion euros. This represents less than one percent of the now global electricity production. One reason: The built-in hardware devices works surprisingly inefficient. Especially the power amplifiers require more power than is necessary.

Its counterpart in the mobile phones, which sits in the radio unit, suffers from similar problems. Who sends large files or videos viewed knows that already: The smartphone is warm and the battery drains very quickly. The power amplifiers in base stations and mobile phones waste experts say more than 65 percent of the absorbed energy - one reason why some long-time users need to charge your device twice a day.

Mini base station makes smart phones

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A British company has unveiled the hitherto smallest transceiver device for GSM devices.

Cambridge Consultants Limited has developed a compact base station for mobile networks that fits in your palm. The Sidewinder-called system allows the connection of up to eight GSM mobile phones and can be used for different applications of the telephone are also used to pay services.

Dual SIM Smartphone from Acer

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The smartphone Acer Liquid Gallant is with the suffix "Duo" is also available with two SIM card slots, which mAChR to switch between different providers convenient. However, we can only transmit with a SIM in UMTS networks, the other slot will only support GSM. The operating system Google Android 4.0 is used, about possible updates to version 4.1 aka Jelly Bean says Acer yet. The adjustments that Acer has made ​​to the software are minimal: new lock screen, own backgrounds and slightly different menu style. The 1-GHz processor with an 6575 processor core comes from the Chinese company MediaTek and calculates the user interface mostly liquid, stuttering occurred on the tested device to barely perceptible. That the knob to turn on and off is located on the rear panel is used to.


Like all modern Android devices from Acer Liquid is the Gallant can access via the app on Acer Cloud. However, this service does not seem to correspond to what you would normally imagine under a cloud. According to Acer is a PC manufacturer is required on the video, music and other files. About Google Play invites you look at the Acer Cloud App downloaded on any Android device and can access this on the files on the computer - assuming that the computer is turned on. Online storage, Acer not available.

The display of the Acer Liquid Gallant has a screen size of 4.3 inches and a resolution of 960 × 540 pixels. Photos the camera shoots at 5 megapixels and LED light. The RAM will be 1 GB in size, 4 GB of flash memory. Bluetooth version 3.0 will be on board. With its size of 12.9 cm × 6.6 cm × 1 cm, the model should weigh 145 grams.

From September 2012 the manufacturer will sell the smartphone. Prices he called but not yet.