4. Communications: radio wave antennas
  5. Antennas
  6. Balanced doublet - centerfed

Donald E. Barrick

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Circular superdirective receive antenna arrays

Communications: directive radio wave systems and devices (e.g. – Directive – Including a steerable array
Reexamination Certificate

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Combined transmit/receive single-post antenna for HF/VHF radar

Communications: directive radio wave systems and devices (e.g. – With particular circuit
Reexamination Certificate

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Gated FMCW DF radar and signal processing for range/doppler/angl

Communications: directive radio wave systems and devices (e.g. – Determining distance – With frequency modulation
Patent

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HF coastal current mapping radar system

Communications: radio wave antennas – Antennas – Balanced doublet - centerfed
Patent

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Multi-station HF FMCW radar frequency sharing with GPS time...

Communications: directive radio wave systems and devices (e.g. – Plural radar
Reexamination Certificate

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Profile ID: LFUS-PAI-P-636555

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