1. Mixer

2. Performance Parameters Gain (convolution analysis) Port-to-Port Feedthrough (Noise) (Linearity)

3. Feedthrough Mechanism in a Mixer (LO re-radiation)

4. Single Ended Pasive RF Mixer

5. Frequency Spectrum LO RF

6. LO-RF Feedthrough

7. Differential Mixer

8. Waveform

9. Voutp-Voutn

10. Frequency Spectrum

11. Comparison Reduced RF Feedthrough Reduced DC Offset

12. Double Balanced Passive Mixer

13. Waveforms

14. Frequency Spectrum No DC, RF, and LO Feedthrough

15. Output Waveform

16. Sampling Mixer

17. Rf: 100 Hz, LO: 400 Hz

18. Waveform of Sampling Mixer

19. DFT of the Output Spectrum

20. Use PMOS to Improve Sampling

21. Improved Sampling Due to PMOS

22. Output Spectrum of CMOS Switch