enow.com Web Search

Search results

  1. Results from the WOW.Com Content Network
  2. WSJ: Apple Won't Recall iPhone 4 Over Antenna Issue - AOL

    www.aol.com/2010/07/15/wsj-apple-wont-recall...

    Despite a growing controversy over the reception troubles plaguing the iPhone 4, Apple (AAPL) does not plan to recall the device, The Wall Street Journal reported late Thursday, citing a person ...

  3. TV-band device - Wikipedia

    en.wikipedia.org/wiki/TV-band_device

    A sensing-only device must vacate a channel within two seconds of detecting non-TVBD activity. Fixed devices may use any of the vacant US TV channels 2, 5-36 and 38-51 with a power of up to 1 watt (4 watts EIRP). They may communicate with each other on any of these channels, and also with personal/portable devices in the TV channels 21 through 51.

  4. How Did Consumer Reports Miss the iPhone 4 Antenna Flaw ... - AOL

    www.aol.com/news/2010-07-13-how-did-consumer...

    For premium support please call: 800-290-4726

  5. Remote control - Wikipedia

    en.wikipedia.org/wiki/Remote_control

    In electronics, a remote control (also known as a remote or clicker [1]) is an electronic device used to operate another device from a distance, usually wirelessly. In consumer electronics , a remote control can be used to operate devices such as a television set , DVD player or other digital home media appliance.

  6. Radio receiver - Wikipedia

    en.wikipedia.org/wiki/Radio_receiver

    Remote control - Remote control receivers receive digital commands that control a device, which may be as complex as a space vehicle or unmanned aerial vehicle, or as simple as a garage door opener. Remote control systems often also incorporate a telemetry channel to transmit data on the state of the controlled device back to the controller.

  7. How Did Consumer Reports Miss the iPhone 4 Antenna Flaw ... - AOL

    www.aol.com/2010/07/13/how-did-consumer-reports...

    For premium support please call: 800-290-4726 more ways to reach us

  8. Co-channel interference - Wikipedia

    en.wikipedia.org/wiki/Co-channel_interference

    In cellular mobile communication (GSM & LTE Systems, for instance), frequency spectrum is a precious resource which is divided into non-overlapping spectrum bands which are assigned to different cells (In cellular communications, a cell refers to the hexagonal/circular area around the base station antenna). However, after certain geographical ...

  9. Smart antenna - Wikipedia

    en.wikipedia.org/wiki/Smart_antenna

    Smart antennas (also known as adaptive array antennas, digital antenna arrays, multiple antennas and, recently, MIMO) are antenna arrays with smart signal processing algorithms used to identify spatial signal signatures such as the direction of arrival (DOA) of the signal, and use them to calculate beamforming vectors which are used to track and locate the antenna beam on the mobile/target.