IP Library Granted Patent US 12,003,220
Granted Patent B2
US 12,003,220 · App. 17/022,221 · Granted Jun 4, 2024

Hybrid RF integrated circuit device

Inventors: Lei Zhao (Chandler, AZ); Greg Durnan (Tempe, AZ); Abdulrhman M. S. Ahmed (Gilbert, AZ)
Assignee: MACOM Technology Solutions Holdings, Inc.
H03F3/195H03F1/0288H03F2200/318H03F2200/451
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Quick Facts
Patent No.
US 12,003,220
App. No.
17/022,221
Granted
Jun 4, 2024
Kind
B2
Abstract

The present disclosure relates to an RF amplifier device including an IC chip including at least one transistor formed on a substrate, at least one operational circuit formed on the substrate and electrically coupled to the transistor, and a port configured to electrically couple the at least one operational circuit with operational circuitry outside the IC chip to adjust operation of the operational circuitry.

Claims (52)

1. A Radio Frequency (RF) amplifier device comprising:

an integrated circuit (IC) chip comprising:

a substrate;

a first transistor formed on the substrate;

a first operational circuit comprising one or more electrical components, other than a bonding pad, bond wire, or other conductor, formed on the substrate and electrically coupled to the first transistor, and configured to perform one or more of impedance matching, phase shifting, and harmonic termination operations; and

a first port, other than an RF input or output, comprising a bond pad and at least one bond wire and configured to electrically couple the first operational circuit with external circuitry to thereby adjust the impedance matching, phase shifting, or harmonic termination operations;

whereby the one or more components of the first operational circuit and the external circuitry together perform RF tuning.

2. The RF amplifier device of claim 1 , wherein the fundamental frequency is between 0.5 GHz and 1 GHz.

3. The RF amplifier device of claim 1 , wherein the fundamental frequency is approximately 3 GHz.

4. The RF amplifier device of claim 1 , wherein the fundamental frequency is approximately 10 GHz.

5. The RF amplifier device of claim 1 , wherein the fundamental frequency is between 12 GHz and 18 GHz.

6. The RF amplifier device of claim 1 , wherein the fundamental frequency is between 18 GHz and 27 GHz.

7. The RF amplifier device of claim 1 , wherein the fundamental frequency is between 27 GHz and 40 GHz.

8. The RF amplifier device of claim 1 , wherein the first operational circuit comprises input matching circuit.

9. The RF amplifier device of claim 1 , further comprising a second transistor, wherein the first operational circuit comprises interstage matching circuitry between the first transistor and the second transistor.

10. The RF amplifier device of claim 1 , wherein the first operational circuit comprises an output matching circuit.

11. The RF amplifier device of claim 1 , wherein the amplifier device comprises gallium nitride (GaN) and silicon carbide (SiC).

12. The RF amplifier device of claim 1 , further comprising a second port.

13. An RF amplifier device comprising:

an integrated circuit (IC) chip comprising:

a substrate;

a first transistor formed on the substrate in a first path;

a second transistor formed on the substrate in a second path;

a first operational circuit formed on the substrate and comprising one or more electrical components, other than a bonding pad, bond wire, or other conductor, and electrically coupled to the first transistor, and configured to perform one or more of impedance matching, phase shifting, and harmonic termination operations; and

a port, other than an RF input or output, comprising a bond pad and at least one bond wire and configured to electrically couple the first operational circuit with external circuitry to thereby adjust the impedance matching, phase shifting, or harmonic termination operations;

whereby the one or more components of the first operational circuit and the external circuitry together perform RF tuning.

14. The RF amplifier device of claim 1 , wherein the fundamental frequency is configured to be tuned.

15. The RF amplifier device of claim 13 , wherein at least one of the first transistor and the second transistor is a multiple stage transistor.

16. The RF amplifier device of claim 1 , further comprising a second transistor.

17. The RF amplifier device of claim 16 , further comprising input matching circuitry at the input of the first transistor.

18. The RF amplifier device of claim 16 , further comprising output matching circuitry at the output of the second transistor.

19. The RF amplifier device of claim 16 , further comprising interstage matching circuitry electrically coupled between the first transistor and the second transistor.

20. The RF amplifier device of claim 15 , further comprising interstage matching circuitry electrically coupled to the at least one of the first transistor and the second transistor that is a multiple stage transistor.

21. The RF amplifier device of claim 1 , further comprising multiple transistor paths.

22. The RF amplifier device of claim 1 , wherein the RF amplifier device comprises a Doherty amplifier.

23. The RF amplifier device of claim 1 , wherein the RF amplifier device comprises a GaN high-electron-mobility transistor (HEMT).

24. The RF amplifier device of claim 1 , wherein the RF amplifier device comprises a silicon-based laterally-diffused metal-oxide semiconductor (LDMOS).

25. The RF amplifier device of claim 1 , wherein the first operational circuit comprises passive components.

26. An RF amplifier device comprising:

an integrated circuit (IC) chip comprising:

a substrate;

a first transistor formed on the substrate,

a second transistor formed on the substrate,

a first operational circuit comprising one or more electrical components, other than a bonding pad, bond wire, or other conductor, wherein

the first operational circuit is formed on the substrate,

the first operational circuit is electrically coupled to both the first and second transistors, and

the first operational circuit is configured to perform one or more of impedance matching, phase shifting, and harmonic termination operations; and

a port, other than an RF input or output, comprising a bond pad and at least one bond wire and configured to electrically couple the first operational circuit with external circuitry to thereby adjust the impedance matching, phase shifting, or harmonic termination operations;

whereby the one or more components of the first operational circuit and the external circuitry together perform RF tuning.

27. The RF amplifier device of claim 13 further comprising interstage matching circuitry between the first transistor and the second transistor.

28. The RF amplifier device of claim 13 , further comprising input matching circuitry at the input of at least one of the first transistor and the second transistor.

29. The RF amplifier device of claim 13 , further comprising output matching circuitry at the output of at least one of the first transistor and the second transistor.

Assignments (3)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 29, 2023
From: WOLFSPEED, INC.
To: MACOM TECHNOLOGY SOLUTIONS HOLDINGS, INC.
Reel/Frame 066236/0086 →
CHANGE OF NAME Recorded Jan 19, 2022
From: CREE, INC.
To: WOLFSPEED, INC.
Reel/Frame 058774/0432 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 16, 2020
From: ZHAO, LEI; DURNAN, GREG; AHMED, ABDULRHMAN M. S.
To: CREE, INC.
Reel/Frame 053784/0156 →