World band radio frequency front end module, system and method thereof

• US 9,515,615 B2
• Filed: 11/02/2015
• Issued: 12/06/2016
• Est. Priority Date: 02/20/2013
• Status: Active Grant

• Current Assignee: Micro Mobio Corporation
• Original Assignee: Micro Mobio Corporation
• Inventors: Filipovic, Zlatko, Ichitsubo, Ikuroh, Inui, Shinsuke, Wang, Guan-Wu, Wang, Weiping
• Primary Examiner(s): Jackson, Blane
• Application Number:
  US14/930,632
• Publication Number:
  US 20160079934A1
• Time in Patent Office: 400 Days
• Field of Search: 455/91, 455/93, 455/127.3, 455/127.4, 330/51, 330/185, 330/192
• US Class Current: 1/1
• CPC Class Codes: H03F 1/42 Modifications of amplifiers to extend the bandwidth
• CPC Class Codes: H03F 2200/451 the amplifier being a radio frequency amplifier
• CPC Class Codes: H03F 2203/21109 An input signal being distributed by switching to a plurality of paralleled power amplifiers
• CPC Class Codes: H03F 3/19 with semiconductor devices only
• CPC Class Codes: H03F 3/211 using a combination of several amplifiers H03F3/60 takes precedence
• CPC Class Codes: H04B 1/006 using switches for selecting the desired band H04B1/0057 takes precedence
• CPC Class Codes: H04B 1/0067 with one or more circuit blocks in common for different bands
• CPC Class Codes: H04B 5/79 for data transfer in combination with power transfer

Abstract

The present disclosure relates to a World Band Radio Frequency Power Amplifier and a World Band Radio Frequency Front End Module. The World Band Power Amplifier can contain at least one broadband power amplifier connected to a switch which can direct an RF input signal to a plurality of transmission paths, each transmission path configured for a different frequency. The World Band RFFE Module is more integrated version of the World Band Power Amplifier that can contain broadband RF PA(s), switches, logic controls, filters, duplexers and other active and passive components.

Claims

1. An integrated module for use in a radio frequency (RF) front end system comprising:

a first RF signal input to a first switch module including frequencies in the range of 698 to 915 MHz or 1.7 to 2.1 GigaHertz (GHz), wherein the first switch module is connected to a first broadband power amplifier configured to amplify frequencies in the range of 698 to 915 MHz and a second broadband power amplifier configured to amplify frequencies in the range of 1.7 to 2.1 GHz;

a second switch module connected to the first and second broadband power amplifiers, wherein said second switch module is a multi pole, multi throw switch containing a plurality of switches which are selectively operable to couple the first RF signal input to one of a plurality of transmission paths, each of said transmission paths configured to transmit a plurality of different frequency bands;

a plurality of filters connected to the outputs of the second switch module and configured to filter transmission path signals;

a third switch module coupled to the plurality of filters and capable of outputting a plurality of frequencies greater than 698 MHz; and

a second RF signal input to a third broadband power amplifier which is parallel to the first and second broadband power amplifiers and which operates substantially in the range of 4.9 GHz to 6 GHz.

2. The module of claim 1, wherein the plurality of different frequencies have an upper range of approximately 2.7 GHz.

3. The module of claim 1, further comprising:

a third RF signal input to a fourth broadband power amplifier which is parallel electrically to the first, second and third broadband power amplifiers and is connected to the second switch module.

4. The module of claim 3 wherein the third RF signal input includes frequencies in the range of approximately 2.3 GHz to 2.7 GHz which are amplified by the fourth broadband power amplifier.

5. The module of claim 3 wherein the third RF signal input includes frequencies in the range of approximately 3.3 GHz to 3.8 GHz which are amplified by the fourth broadband power amplifier.

6. An integrated module for use in a radio frequency (RF) front end system comprising:

a first and second broadband power amplifiers each configured to amplify a first RF signal;

a first switch module connected to the first and second broadband power amplifiers, wherein said first switch module is a multi pole, multi throw switch containing a plurality of switches which are selectively operable to couple the first RF signal to one of a plurality of transmission paths, each of said transmission paths configured to transmit a plurality of different frequency bands; and

a second RF signal input to a first phase shifter coupled to a 28 GigaHertz (GHz) third broadband power amplifier which operates substantially in the range of 27 GHz to 29 GHz to amplify the second RF signal.

7. The module of claim 6, further comprising:

a third RF signal input to a 39 GHz fourth broadband power amplifier which operates substantially in the range of 38 GHz to 40 GHz to amplify the third RF signal.

8. The module of claim 7, further comprising:

a second phase shifter coupled to the 39 GHz power amplifier.

9. The module of claim 8,

wherein the 28 GHz power amplifier and the 39 GHz power amplifier are arranged in parallel electrically to the plurality of broadband power amplifiers.

10. The module of claim 6, wherein the plurality of different frequency bands include bands 38, 40, 41, and 7.

11. The module of claim 6, wherein the plurality of different frequency bands are Long Term Evolution (LTE) frequency bands.

12. The module of claim 8, further comprising:

a fourth RF signal input to a fifth broadband power amplifier which is parallel electrically to the first and second broadband power amplifiers and which operates substantially in the range of 4.9 GHz to 6 GHz.

13. An integrated module for use in a radio frequency (RF) front end system comprising:

a plurality of broadband power amplifiers each configured to amplify a first RF signal;

a first switch module connected to the plurality of broadband power amplifiers, wherein said first switch module is a multi pole, multi throw switch containing a plurality of switches which are selectively operable to couple the RF signal to one of a plurality of transmission paths, each of said transmission paths configured to transmit a plurality of different frequency bands; and

a second RF signal input to a phase shifter coupled to a 39 GigaHertz (GHz) power amplifier which operates substantially in the range of 38 GHz to 40 GHz to amplify the second RF signal.

14. An integrated module for use in a radio frequency (RF) front end system comprising:

a first RF signal input to a first switch module including frequencies in the range of 698 to 915 MHz or 1.7 to 2.1 GigaHertz (GHz), wherein the first switch module is connected to a first broadband power amplifier configured to amplify frequencies in the range of 698 to 915 MHz and a second broadband power amplifier configured to amplify frequencies in the range of 1.7 to 2.1 GHz;

a second switch module connected to the first and second broadband power amplifiers, wherein said second switch module is a multi pole, multi throw switch containing a plurality of switches which are selectively operable to couple the first RF signal input to one of a plurality of transmission paths, each of said transmission paths configured to transmit a plurality of different frequency bands;

a plurality of filters connected to the outputs of the second switch module and configured to filter transmission path signals;

a third switch module coupled to the plurality of filters and capable of outputting frequencies substantially equal to or greater than 698 MHz; and

a second RF signal input to a third broadband power amplifier which is parallel electrically to the first and second broadband power amplifiers and which operates substantially in the range of 27 GHz to 29 GHz or 38 GHz to 40 GHz.

15. An integrated module for use in a radio frequency (RF) front end system comprising:

a first RF signal input to a first switch module which is has two outputs connected to a first broadband power amplifier and a second broadband power amplifier which are configured to amplify the first RF signal input, wherein each of the two outputs of the first switch module transmits a different;

a second RF signal input connected directly to a third broadband power amplifier;

a second switch module connected to the first, second and third broadband power amplifiers, wherein said second switch module is a multi pole, multi throw switch containing a plurality of switches which are selectively operable to couple the first and second RF input signals to one of a plurality of transmission paths, each of said transmission paths configured to transmit a plurality of different frequency bands;

a plurality of filters connected to the outputs of the second switch module;

a third switch module coupled to the plurality of filters and capable of outputting frequencies substantially equal to or greater than 698 MHz; and

a third RF signal input connected to a fourth power amplifier which operates substantially in the range of 4.9 GHz to 6 GHz.

16. The module of claim 15, wherein the plurality of different frequency bands include bands 38, 40, 41, and 7.

17. The module of claim 15, wherein the plurality of different frequency bands are Long Term Evolution (LTE) frequency bands.

18. An integrated module for use in a radio frequency (RF) front end system comprising:

a plurality of broadband power amplifiers each configured to amplify a first RF signal;

a first switch module connected to the plurality of broadband power amplifiers, wherein said first switch module is a multi pole, multi throw switch containing a plurality of switches which are selectively operable to couple the first RF signal to one of a plurality of transmission paths, each of said transmission paths configured to transmit a plurality of different frequency bands; and

a second RF signal input to a first phase shifter coupled to a 28 GigaHertz (GHz) power amplifier which operates substantially in the range of 27 GHz to 29 GHz to amplify the second RF signal.

19. The module of claim 18, further comprising:

a third RF signal input to a second phase shifter coupled to a 39 GHz power amplifier which operates substantially in the range of 38 GHz to 40 GHz to amplify the third RF signal.

20. The module of claim 18, wherein the plurality of different frequency bands include bands 38, 40, 41, and 7.

21. The module of claim 18, wherein the plurality of different frequency bands are Long Term Evolution (LTE) frequency bands.