Patent · US Expired

Broadband driver circuit

US6937721B2 · kind B2 · utility

1Cited by
3References
19Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJan 28, 2003
Grant dateAug 30, 2005
Priority date
Expiry dateDec 16, 2023

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH03F3/3088
  • WIPO fieldBasic communication processes
  • WIPO sectorElectrical engineering

Abstract

Broadband driver circuit for driving voice and data signals, having a current dividing circuit (37), which divides a current generated by a current source (38), in a manner dependent on a voice and data signal present at a signal input (21), into two base currents (Ib1, Ib2) for driving a first driver transistor (39) and a second driver transistor (40), the two driver transistors (39, 40) being constructed identically.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.