US 2019/0356348 A1 · COMPACT BROADBAND RECEIVER FOR MULTI-BAND MILLIMETER-WAVE 5G COMMUNICATION

Abstract

According to one embodiment, a compact broadband radio frequency (RF) receiver circuit includes a low noise amplifier which includes a first amplifier stage, a second amplifier stage, an inter-stage network including a higher order filter network, where the inter-stage network is coupled between the first amplifier stage and the second amplifier stage, and a double resonance transformer network coupled to an output of the second amplifier stage. The RF receiver circuit includes a low pass filter and a mixer circuit coupled between the low noise amplifier and the low pass filter.

Claims21

Dependent claims

A radio frequency (RF) receiver circuit, the RF receiver circuit comprising:

a low noise amplifier comprising:
a first amplifier stage,
a second amplifier stage,
an inter-stage network comprising a higher order filter network, wherein the inter-stage network is coupled between the first amplifier stage and the second amplifier stage, and
a double resonance transformer network coupled to an output of the second amplifier stage;
a low pass filter;
and
a mixer circuit coupled between the low noise amplifier and the low pass filter.

5 more elements

A RF frontend circuit comprising a RF receiver to amplifier a received signal, the RF receiver comprising:

a low noise amplifier comprising:
a first amplifier stage,
a second amplifier stage,
an inter-stage network comprising a higher order filter network, wherein the inter-stage network is coupled between the first amplifier stage and the second amplifier stage, and
a double resonance transformer network coupled to an output of the second amplifier stage;
a low pass filter;
and
a mixer circuit coupled between the low noise amplifier and the low pass filter.

5 more elements

Dependencies are inferred from the claim text.

Facts

Application

15/980,391Filed 15 May 2018

Published

21 Nov 2019

Term ends

Not estimatedThe source records don’t support an estimate.

Classification23 codes

H04B 1/16
Receivers: circuits
H03D 7/1441
With transistors: using field-effect transistors
H03D 7/1458
With transistors: double balanced arrangements, i.e. where both input signals are differential
H03F 1/223
By use of cascode coupling, i.e. earthed cathode or emitter stage followed by earthed grid or base stage respectively: with mosfet's

Compact broadband receiver for multi-band millimeter-wave 5g communication

Life of this patent

Compact broadband receiver for multi-band millimeter-wave 5g communication

Life of this patent

Abstract

Claims21