Multipurpose Baseband Instrument using AsAP Digital Signal - PowerPoint PPT Presentation

Multipurpose Baseband Instrument Highlights Multipurpose Baseband Instrument IF Multipurpose Baseband Instrument using AsAP Digital Signal Processing Jeremy W. Webb University of California, Davis Electrical & Computer Engineering VLSI Computation Laboratory October 26 th , 2009

Multipurpose Baseband Instrument Highlights Multipurpose Baseband Instrument IF Outline Multipurpose Baseband Instrument Highlights 1 Multipurpose Baseband Instrument Multipurpose Baseband Instrument Modes Specifications Measurement Board AsAP DSP Tasks Multipurpose Baseband Instrument IF 2 Multipurpose Baseband IF Block Diagram Signal Analyzer Signal Generator

Multipurpose Baseband Instrument Highlights Multipurpose Baseband Instrument IF Multipurpose Baseband Instrument Multipurpose Baseband Instrument

Multipurpose Baseband Instrument Highlights Multipurpose Baseband Instrument IF Multipurpose Baseband Instrument Modes Instrument Modes The multipurpose baseband instrument supports several different operation modes: Spectrum Analyzer 1 Oscilloscope 2 Arbitrary Waveform Generator 3 Signal Source 4 The operation mode can be changed on-the-fly.

Multipurpose Baseband Instrument Highlights Multipurpose Baseband Instrument IF Specifications Instrument Specifications Specification RF Input RF Output Frequency Range DC to 120 MHz DC to 120 MHz BW 120 MHz 120 MHz Sample Rate 500 MS/s 500 MS/s Waveform Memory 2 GB 2 GB Impedance 50 Ω 50 Ω

Multipurpose Baseband Instrument Highlights Multipurpose Baseband Instrument IF Measurement Board Measurement Board Assembly Figure: Measurement Board Assembly Top.

Multipurpose Baseband Instrument Highlights Multipurpose Baseband Instrument IF Measurement Board Measurement Board Information The Measurement board contains: 2 AsAP ICs providing up to 500 GigaOps/sec of signal processing capability. 16-bit, 1GS/s Digital-to-Analog Converter. 12-bit, 500MS/s Analog-to-Digital Converter. Xilinx Virtex-5 SX50T QDR-II SRAM, 36Mbit, Burst of 4, 250MHz DDR2 SDRAM, 2GB, 250MHz

Multipurpose Baseband Instrument Highlights Multipurpose Baseband Instrument IF Measurement Board Measurement Board Information The Measurement board contains: 2 AsAP ICs providing up to 500 GigaOps/sec of signal processing capability. 16-bit, 1GS/s Digital-to-Analog Converter. 12-bit, 500MS/s Analog-to-Digital Converter. Xilinx Virtex-5 SX50T QDR-II SRAM, 36Mbit, Burst of 4, 250MHz DDR2 SDRAM, 2GB, 250MHz

Multipurpose Baseband Instrument Highlights Multipurpose Baseband Instrument IF Measurement Board Measurement Board Information The Measurement board contains: 2 AsAP ICs providing up to 500 GigaOps/sec of signal processing capability. 16-bit, 1GS/s Digital-to-Analog Converter. 12-bit, 500MS/s Analog-to-Digital Converter. Xilinx Virtex-5 SX50T QDR-II SRAM, 36Mbit, Burst of 4, 250MHz DDR2 SDRAM, 2GB, 250MHz

Multipurpose Baseband Instrument Highlights Multipurpose Baseband Instrument IF Measurement Board Measurement Board Information The Measurement board contains: 2 AsAP ICs providing up to 500 GigaOps/sec of signal processing capability. 16-bit, 1GS/s Digital-to-Analog Converter. 12-bit, 500MS/s Analog-to-Digital Converter. Xilinx Virtex-5 SX50T QDR-II SRAM, 36Mbit, Burst of 4, 250MHz DDR2 SDRAM, 2GB, 250MHz

Multipurpose Baseband Instrument Highlights Multipurpose Baseband Instrument IF Measurement Board Measurement Board Information The Measurement board contains: 2 AsAP ICs providing up to 500 GigaOps/sec of signal processing capability. 16-bit, 1GS/s Digital-to-Analog Converter. 12-bit, 500MS/s Analog-to-Digital Converter. Xilinx Virtex-5 SX50T QDR-II SRAM, 36Mbit, Burst of 4, 250MHz DDR2 SDRAM, 2GB, 250MHz

Multipurpose Baseband Instrument Highlights Multipurpose Baseband Instrument IF Measurement Board Measurement Board Information The Measurement board contains: 2 AsAP ICs providing up to 500 GigaOps/sec of signal processing capability. 16-bit, 1GS/s Digital-to-Analog Converter. 12-bit, 500MS/s Analog-to-Digital Converter. Xilinx Virtex-5 SX50T QDR-II SRAM, 36Mbit, Burst of 4, 250MHz DDR2 SDRAM, 2GB, 250MHz

Multipurpose Baseband Instrument Highlights Multipurpose Baseband Instrument IF Measurement Board Measurement Board Information The Measurement board contains: 2 AsAP ICs providing up to 500 GigaOps/sec of signal processing capability. 16-bit, 1GS/s Digital-to-Analog Converter. 12-bit, 500MS/s Analog-to-Digital Converter. Xilinx Virtex-5 SX50T QDR-II SRAM, 36Mbit, Burst of 4, 250MHz DDR2 SDRAM, 2GB, 250MHz

Multipurpose Baseband Instrument Highlights Multipurpose Baseband Instrument IF AsAP DSP Tasks AsAP DSP Tasks 4096-point Fast Fourier Transforms. Window Filters: Hanning, Flattop, and Gaussian Signal Statistics: Minimum, Maximum, Average, Frequency. Magnitude, Phase, Magnitude Squared.

Multipurpose Baseband Instrument Highlights Multipurpose Baseband Instrument IF AsAP DSP Tasks AsAP DSP Tasks 4096-point Fast Fourier Transforms. Window Filters: Hanning, Flattop, and Gaussian Signal Statistics: Minimum, Maximum, Average, Frequency. Magnitude, Phase, Magnitude Squared.

Multipurpose Baseband Instrument Highlights Multipurpose Baseband Instrument IF AsAP DSP Tasks AsAP DSP Tasks 4096-point Fast Fourier Transforms. Window Filters: Hanning, Flattop, and Gaussian Signal Statistics: Minimum, Maximum, Average, Frequency. Magnitude, Phase, Magnitude Squared.

Multipurpose Baseband Instrument Highlights Multipurpose Baseband Instrument IF AsAP DSP Tasks AsAP DSP Tasks 4096-point Fast Fourier Transforms. Window Filters: Hanning, Flattop, and Gaussian Signal Statistics: Minimum, Maximum, Average, Frequency. Magnitude, Phase, Magnitude Squared.

Multipurpose Baseband Instrument Highlights Multipurpose Baseband Instrument IF Multipurpose Baseband IF Block Diagram Baseband IF Block Diagram Figure: Instrument IF Block Diagram. f s = 500 MS/s, BW = 120 MHz, and f dsp = 250 MS/s.

Multipurpose Baseband Instrument Highlights Multipurpose Baseband Instrument IF Signal Analyzer Anti-Alias Lowpass Filter Low-Pass 7 th Order Chebyshev Anti-Alias Filter - S21 Low-Pass 7 th Order Chebyshev Anti-Alias Filter - Pass Band 4 0 3 2 -20 1 dB dB -40 0 -1 -60 -2 -3 -80 S21 S21 -4 1M 10M 100M 1G 1M 10M 100M Frequency (Hz) Frequency (Hz) Figure: Frequency Response Figure: Pass-band Response

Multipurpose Baseband Instrument Highlights Multipurpose Baseband Instrument IF Signal Analyzer Digitized 100MHz Sine Wave Decimated by 2 Spectrum (Total Power = 7.3147dBm) 10 0 -10 -20 -30 -40 dBm -50 -60 -70 -80 -90 -100 0 20M 40M 60M 80M 100M 120M Frequency (Hz) Figure: f in : 100 MHz - Decimated-by-2.

Multipurpose Baseband Instrument Highlights Multipurpose Baseband Instrument IF Signal Generator 40MHz Sine Wave Figure: f out : 40 MHz