Essays about: "WLAN 2.4 GHz"

Showing result 6 - 7 of 7 essays containing the words WLAN 2.4 GHz.

1. 6. High-Speed Downlink Shared Channel in Unlicensed Frequency Bands

   University essay from Institutionen för systemteknik

   Author : Kristina Zetterberg; [2004]
   Keywords : Reglerteknik; HSDPA; HS-DSCH; unlicensed frequency bands; UMTS; WCDMA; Reglerteknik;

   Abstract : In the standardized air interface for third generation mobile communication systems, WCDMA release 5, a concept called High Speed Downlink Packet Access (HSDPA) is introduced. HSDPA enables faster transmissions from base stations to mobile users by using a shared, high-capacity channel called the High-Speed Downlink Shared Channel (HS-DSCH) that is designed for best effort services. READ MORE

3. 7. 2.4 GHz Power Amplifier with Cartesian Feedback for WLAN

   University essay from Institutionen för systemteknik

   Author : Maria Hofvendahl; [2002]
   Keywords : Electronics; Linearisation; Cartesian feedback; IMD; 1dBcompression point; PA; mixer; subtracter; adder; RF; Elektronik;

   Abstract : This final year project describes the linearisation method Cartesian feedback and the design of such a feedback with a 2.4GHz power amplifier. To investigate the functionality of the Cartesian feedback ideal blocks with no current consumption were made and then gradually analog circuits were introduced into the feedback. READ MORE