* required knowledge: RFIC, analog IC
* tools: Cadence Spectre, Cadence Virtuoso, Assura/Calibre, optional: Keysight ADS
* topics:
- phase shifter: either for 5G millimeter-wave, or 140GHz application
- multiplier: input 20-30 GHz, output its 4x frequence signal
- wide-band amplifier: dc-10 or 20 GHz with adjustable gain
- RF amplifier, Mixers
* required knowledge: RFIC, semiconductor device/fabrication knowledge
* tools: ADS for schematic simulation, Cadence Virtuoso for layout implementation
* topics:
- low temperature amplifier 3-6 GHz 3mK- 12mK temperature
- 802.11ax WLAN PA, targeting at 3% D-EVM, and 20+ dBm linear output power under 3.5/5 V supply voltage.