4. Oscillators
  5. Phase shift type
  6. With r.c. ladder-type phase shift network

Eun-chul Park

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Quadrature signal generator for tuning phases of all of four...

Oscillators – Phase shift type – With r.c. ladder-type phase shift network
Reexamination Certificate

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Receiver for wireless communication systems and I/Q signal...

Telecommunications – Receiver or analog modulated signal frequency converter – Frequency modifying or conversion
Reexamination Certificate

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Ultra wideband filter based on a pair of cross-coupled...

Miscellaneous active electrical nonlinear devices – circuits – and – Specific identifiable device – circuit – or system – Unwanted signal suppression
Reexamination Certificate

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Ultra wideband filter based on a pair of cross-coupled...

Miscellaneous active electrical nonlinear devices – circuits – and – Specific identifiable device – circuit – or system – Unwanted signal suppression
Reexamination Certificate

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Profile ID: LFUS-PAI-P-3125610

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