Patent · US Active

Transmit receive front end

US9246535B2 · kind B2 · utility

2Cited by

33References

30Claims

0Family size

Assignee

MEDIATEK INC. · TW

Inventors

Albert Chia-Wen Jerng · Los Gatos, US
Wen-Kai Li · Taipei, TW
Chien-Cheng Lin · Taipei, TW

Key dates

Filing date	Apr 9, 2015
Grant date	Jan 26, 2016
Priority date	—
Expiry date	Apr 9, 2035

Classification

Technology area (CPC H)Electricity
CPC primaryH03F2200/294
WIPO fieldTelecommunications
WIPO sectorElectrical engineering

Abstract

The present invention discloses a transmit-receive (TR) front end. The TR front end comprises a low-noise amplifier (LNA); a power amplifier (PA); a transformer, coupled to the PA, for increasing a voltage swing and a power transmission of the PA; and a TR switch, coupled to the transformer at a first end and coupled to the LNA at a second end, wherein the second end is capable of being coupled to an antenna; wherein the LNA is single ended and there is no transformer between the LNA and the TR switch.

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