Case C-466/19 P: Judgment of the Court (Eighth Chamber) of 28 January 2021 — Qualcomm Inc., Qualcomm Europe Inc. v European Commission (Appeal — Competition — Abuse of dominant position — Market for UMTS-compliant baseband chipsets — Regulation (EC) No 1/2003 — Article 18(3) — Decision to request information — Necessity of the information requested — Proportionality — Burden of proof — Self-incrimination)