Power amplifier system

Patent metadata

Field	Value
Publication number	US-11201596-B2
Application number	US-201816649991-A
Country	US
Kind code	B2
Filing date	Jan 30, 2018
Priority date	Jan 30, 2018
Publication date	Dec 14, 2021
Grant date	Dec 14, 2021

Abstract

A power amplifier system which operates at a narrow band with high power and high efficiency or at a wide band is provided. Said power amplifier system comprises at least one high power amplifier; at least one connection line; at least one input block which receives at least one signal from an input, which is connected to said high power amplifier and connection line, which sends received signal to either high power amplifier or connection line and which amplifies the power of the signal sent to the connection line; and at least one high power asymmetric output switch, which is connected to said high power amplifier and connection line and which sends signals coming from said high power amplifier and connection line to an output.

First claim

What is claimed is:

1. A power amplifier system for amplifying a power of an electrical signal, comprising;
at least one high power amplifier,
at least one connection line,
at least one input block which receives at least one signal from an input, wherein the at least one input block is connected to the at least one high power amplifier and the at least one connection line, the at least one input block sends received signal to either the at least one high power amplifier or the at least one connection line and the power of the signal is amplified prior to sending to the connection line, and
at least one high power asymmetric output switch which is connected to the at least one high power amplifier and the at least one connection line and the at least one high power asymmetric output switch sends a plurality of signals coming from the at least one high power amplifier and the at least one connection line to an output, wherein the at least one high power asymmetric output switch comprises at least one first matching network connected to the at least one connection line; at least one first switching element, wherein the at least one first switching element is connected between the at least one first matching network and ground, and controls a connection between the at least one first matching network and ground; at least one second switching element, wherein the at least one second switching element is connected between the at least one first matching network and the output, and controls a connection between the at least one first matching network and the output; at least one second matching network connected to the at least one high power amplifier; at least one third switching element, wherein the at least one third switching element is connected between the at least one second matching network and ground, and controls a connection between the at least one second matching network and ground; at least one third matching network connects the at least one second matching network to the output.

2. The power amplifier system according to claim 1 , wherein the at least one input block is directly connected to the at least one high power amplifier, the at least one high power asymmetric output switch is directly connected to the at least one high power amplifier, and the at least one connection line is directly connected to the at least one input block and the at least one high power asymmetric output switch.

3. A power amplifier system for amplifying a power of an
electrical signal, comprising;
at least one high power amplifier,
at least one connection line,
at least one input block which receives at least one signal from an input, wherein the at least one input block is connected to the at least one high power amplifier and the at least one connection line, the at least one input block sends received signal to either the at least one high power amplifier or the at least one connection line and the power of the signal is amplified prior to sending to the connection line, and
at least one high power asymmetric output switch which is connected to the at least one high power amplifier and the at least one connection line and the at least one high power asymmetric output switch sends a plurality of signals coming from the at least one high power amplifier and the at least one connection line to an output, wherein the at least one input block comprises at least one first matching network connected to the at least one high power amplifier; at least one first switching element, wherein the at least one first switching element is connected between the at least one first matching network and ground, and controls a connection between the at least one first matching network and ground; at least one second switching element, wherein the at least one second switching element is connected between the at least one first matching network and the input, and controls a connection between the at least one first matching network and the input; at least one second matching network connected to the at least one connection line; at least one third switching element, wherein the at least one third switching element is connected between the at least one second matching network and ground, and controls a connection between the at least one second matching network and ground; at least one third matching network, wherein the at least one third matching network connects the at least one second matching network to the input.

4. The power amplifier system according to claim 3 , wherein the at least one input block further comprises at least one first amplifier element connected between the input and the at least one third matching network.

5. The power amplifier system according to claim 3 , wherein the at least one input block further comprises at least one first amplifier element connected between the at least one second matching network and the at least one connection line, and at least one balancing line between the at least one first matching network and the at least one high power amplifier.

6. The power amplifier system according to claim 1 , wherein the at least one input block comprises at least one first amplifier element, wherein the at least one first amplifier element is connected to the at least one connection line; at least one fourth switching element which controls connection between the input and the at least one first amplifier element; and at least one fifth switching element which controls connection between the input and the at least one high power amplifier.

7. A power amplifier system for amplifying a power of an
electrical signal, comprising;
at least one high power amplifier,
at least one connection line,
at least one input block which receives at least one signal from an input, wherein the at least one input block is connected to the at least one high power amplifier and the at least one connection line, the at least one input block sends received signal to either the at least one high power amplifier or the at least one connection line and the power of the signal is amplified prior to sending to the connection line, and
at least one high power asymmetric output switch which is connected to the at least one high power amplifier and the at least one connection line and the at least one high power asymmetric output switch sends a plurality of signals coming from the at least one high power amplifier and the at least one connection line to an output, wherein the at least one input block comprises at least one first amplifier element, wherein the at least one first amplifier element is connected to the input; at least one sixth switching element which controls connection between the at least one first amplifier element and the at least one high power amplifier; and at least one seventh switching element which controls connection between the at least one first amplifier element and the at least one connection line.

8. The power amplifier system according to claim 4 , wherein the at least one first amplifier element is in a form of a HEMT.

9. The power amplifier system according to claim 1 , wherein the at least one input block, the at least one high power amplifier, the at least one high power asymmetric output switch and the at least one connection line are distinct elements.

10. The power amplifier system according to claim 1 , wherein the at least one input block, the at least one high power amplifier, the at least one high power asymmetric output switch and the at least connection line are placed on a single chip.

11. The power amplifier system according to claim 3 , wherein the at least one high power asymmetric output switch comprises at least one first matching network connected to the at least on

Assignees

• Aselsan Elektronik Sanayi Ve Ticaret As

Inventors

• Aktug Ahmet
• Degirmenci Ahmet

Classifications

• H03F3/213 Primary

  in integrated circuits · CPC title

• H03F1/56

  Modifications of input or output impedances, not otherwise provided for · CPC title

• H03F2200/451

  the amplifier being a radio frequency amplifier · CPC title

• H03F1/0277

  Selecting one or more amplifiers from a plurality of amplifiers · CPC title

• H03F3/602

  Combinations of several amplifiers · CPC title