HFIA Conference 2005

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HFIA Conference 2005

• IZT CCT
• Professional Monitoring Receiver
• for HF-VHF-UHF
• 12. September 2005
• Stefan HeindelIZT GmbHAm Weichselgarten 591058
  Erlangen, Germany

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About IZT GmbH I

• Spin-Off from Fraunhofer Gesellschaft
• Founded 1997
• Located in Erlangen, Germany
• Development Manufacturing
• Business Fields
• Broadcast Technology
• Measurement Equipment
• Communication Technology
• Certified by ISO 90012000

Example DARS Signal Generator
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About IZT GmbH II

• Broadcast Technology
• Transmitters Repeaters
• Modulators
• Feederlink Stations
• VSAT Receivers
• Measurement Equipment
• Digital Broadcast
• Communication Intelligence
• Communication Technology
• YIG-Filters, YIG-Oscillators
• Radio Link

Example S-Band Repeater
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CCT Receiver Family
CCT D2 100 kHz to 30 MHz CCT D3 30 MHz to
3 GHz CCT D4 100 kHz to 3 GHz
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Key Features

• High Performance Digital Wideband Tuner
• Variable Filter Bandwidth 16 kHz to 4 MHz
  (16MHz)
• 1 Hz Tuning Resolution
• Digital IF Output to LAN
• Output Data Format I/Q Baseband, Complex FFT
  PSD
• Fully Remote Controlled via TCP/IP Software
  Interface
• Robust, Low-Power Design
• Compact 19 / 1U Size

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Tuner Concept
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Analog HF Tuner

• 12 Switched Sub-Octave Preselector Filters (
  Bypass)
• Solid State Switches (Fast Reliable Scanning)
• Filters Overlap by 500 kHz
• High Linearity
• High Sensitivity
• Excellent Spurious Performance (Mixerless
  Concept)
• Excellent Phase Noise (Mixerless Concept)

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Analog VUHF Tuner

• 11 Switched Sub-Octave Preselector Filters
• LO Concept for Optimum Spurious Performance
• High-Side YIG Based First LO
• First IF at 4 GHz
• Second IF at 140 MHz
• Analog IF Bandwidth up to 30 MHz
• High Linearity (Mixer Level gt 20)

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Digital Tuner

• High-Speed 14bit ADC
• Powerful FPGA
• Digital Down Converter
• Variable Decimation (16 kHz to 16 MHz Bandwidth)
• High Performance 24bit 4096-point-FFT
• Polyphase Filter for High Frequency Resolution
• PSD Calculation with Variable Averaging (1 to
  128)
• Embedded Real Time OS
• External Synchronization for DF-Systems (10MHz,
  1PPS)
• Snapshot Functionality

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Tuner Block Diagram
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Tuner Control Data Post Processing

• Easy to Integrate into Customer-Specific Systems
• LAN Based Interface (TCP/IP)
• Monitoring Control Port
• Data Stream Ports I/Q Baseband, FFT PSD
• Tuner Operation
• Application Programming Interface (API)
• High-Level CORBA Applications
• IZT CCT GUI

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IZT CCT GUI

• Real-Time DisplayCBB, FFT, PSD Spectrogram
• Detailed Stream Information
• Interactive Frequency BW Setting
• Interactive Zoom Threshold
• Multimarker (Ref, Delta, PeakSearch)
• Job Based Scan Control
• Digital Demodulator PluginsAM, FM, SSB CW
• Data Storage Playback

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IZT CCT GUI Examples I
AM DRM _at_ 6MHz, BW 500kHz
AM, SSB CW _at_ 7MHz, BW 4MHz
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IZT CCT GUI Examples II
DRM _at_ 16MHz, BW 100kHz
AM _at_ 16MHz, BW 20kHz
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IZT CCT GUI Examples III
FM-N _at_ 86MHz, BW 500kHz
FM-N _at_ 85MHz, BW 100kHz
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IZT CCT GUI Examples IV
FM-W _at_ 100MHz, BW 2MHz
GSM _at_ 897MHz, BW 3.2MHz
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CCT in COMINT Systems

• Strategic Tactical Reconaissance Systems
• Spectrum Allocation Analysis
• Automated Signal Detection (Threat Recognition)
• Signal Tracking of Frequency Agile Systems
• High-Speed Jammer Control (Frequency Hoppers)
• Direction Finding (DF) Systems
• Digital Multichannel Demodulation
• Offline Processing and Technical Analysis

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DSEi 2005

• IZT CCT Receiver Family
• presented at
• Booth 1277
• (German Pavilion)
• or
• www.izt-gmbh.de