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A Wireless Local Area Network by Raymond Woodward

A Wireless Local Area Network by Raymond Woodward. Outline. Overall Operation of the Wireless LAN Transmitter Design Receiver Design Comments and Questions. System Level Diagram of the Wireless Local Area Network. Transmitting Computer. Receiving Computer. Transmitter Circuit.

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A Wireless Local Area Network by Raymond Woodward

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  1. A Wireless Local Area NetworkbyRaymond Woodward

  2. Outline • Overall Operation of the Wireless LAN • Transmitter Design • Receiver Design • Comments and Questions

  3. System Level Diagram of the Wireless Local Area Network Transmitting Computer Receiving Computer Transmitter Circuit Receiver Circuit

  4. Transmitter Design • Software Interface • Serial Communications Program • D/A Converter • High Speed Op Amp Provides Modulation Voltages • HP ES3000-A Signal Generator • FSK Modulation Produced by the External Input • Transmitting Antenna • Matched Monopole with Reflective Ground Plane

  5. Receiver Design • Receiving Biconical Antenna • Amplifier • Power Splitter • Coupled Line Filters • Detector Circuits • A/D Converter • Serial Communications Software Interface

  6. Amplifier Schematic

  7. Amplifier Layout

  8. Amplifier Test Results

  9. Power Splitter Schematic

  10. Power Splitter Simulation for S11

  11. Power Splitter Simulations for S21 and S31

  12. Power Splitter Layout

  13. Power Splitter Test Results

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