Wireless transceiver having receive antennas and transmit antennas with orthogonal polarizations in a phased array antenna panel

Patent metadata

Field	Value
Publication number	US-12160044-B2
Application number	US-202318326222-A
Country	US
Kind code	B2
Filing date	May 31, 2023
Priority date	Sep 2, 2016
Publication date	Dec 3, 2024
Grant date	Dec 3, 2024

Abstract

A wireless communications system includes a first transceiver with a first phased array antenna panel having horizontal-polarization receive antennas and vertical-polarization transmit antennas, where the horizontal-polarization receive antennas form a first receive beam based on receive phase and receive amplitude information provided by a first master chip, the vertical-polarization transmit antennas form a first transmit beam based on transmit phase and transmit amplitude information provided by the first master chip. The wireless communications system may include a second transceiver having vertical-polarization receive antennas and horizontal-polarization transmit antennas in a second phased array antenna panel, where the vertical-polarization receive antennas form a second receive beam based on receive phase and receive amplitude information provided by a second master chip, the horizontal-polarization transmit antennas form a second transmit beam based on transmit phase and transmit amplitude information provided by the second master chip.

First claim

The invention claimed is:

1. A device, comprising:
a phased array antenna panel, said phased array antenna panel comprises:
receive antennas;
transmit antennas;
a first radio frequency (RF) front-end chip;
a second RF front-end chip; and
a master chip, wherein
said first RF front-end chip, said second RF front-end chip, said receive antennas, said transmit antennas, and said master chip are on a single substrate,
said first RF front-end chip is associated with said receive antennas, and said second RF front-end chip is associated with said transmit antennas,
said receive antennas of said phased array antenna panel are configured to receive first linearly polarized signals of a first polarization,
said transmit antennas of said phased array antenna panel are configured to transmit second linearly polarized signals of a second polarization,
said receive antennas are different from said transmit antennas,
said first linearly polarized signals of said first polarization are isolated from said second linearly polarized signals of said second polarization,
said phased array antenna panel concurrently transmits said second linearly polarized signals of said second polarization and receives said first linearly polarized signals of said first polarization,
said first RF front-end chip associated with said receive antennas is configured to form a receive beam based on receive phase information and receive amplitude information provided by said master chip in said phased array antenna panel, and
said second RF front-end chip associated with said transmit antennas is configured to form a transmit beam based on transmit phase information and transmit amplitude information provided by said master chip in said phased array antenna panel.

2. The device of claim 1 , wherein said first linearly polarized signals of said first polarization are horizontally-polarized signals, and said second linearly polarized signals of said second polarization are vertically-polarized signals.

3. The device of claim 1 , wherein said first linearly polarized signals of said first polarization are vertically-polarized signals, and said second linearly polarized signals of said second polarization are horizontally-polarized signals.

4. The device of claim 1 , wherein
said first RF front end chip is further configured to receive said receive phase information and said receive amplitude information, for said receive antennas, from said master chip, and
said first RF front end chip is connected to said master chip.

5. The device of claim 4 , wherein
said second RF front end chip is further configured to receive said transmit phase information and said transmit amplitude information, for said transmit antennas, from said master chip, and
said second RF front end chip is connected to said master chip.

6. The device of claim 1 , wherein each of said transmit antennas is approximately half-way between two of said receive antennas.

7. The device of claim 1 , wherein each of said transmit antennas is approximately centered between four of said receive antennas.

8. The device of claim 1 , wherein said transmit antennas form one of a rectangular cluster or a non-rectangular cluster surrounded by said receive antennas.

9. The device of claim 1 , wherein said receive antennas and said transmit antennas form an alternating configuration.

10. The device of claim 1 , wherein
said first RF front-end chip includes a plurality of receive circuits,
each of the plurality of receive circuits includes a low noise amplifier (LNA), a phase shifter, and a variable gain amplifier (VGA), and
said receive antennas are further configured to provide said first linearly polarized signals to said plurality of receiver circuits.

11. The device of claim 1 , wherein
said second RF front-end chip includes a plurality of transmit circuits,
each of the plurality of transmit circuits includes a phase shifter and a power amplifier (PA), and
said plurality of transmit circuits are configured to provide said second linearly polarized signals to said transmit antennas.

12. A device, comprising:
a phased array antenna panel, said phased array antenna panel comprises:
receive antennas;
transmit antennas;
a first radio frequency (RF) front-end chip;
a second RF front-end chip; and
a master chip, wherein
said first RF front-end chip, said second RF front-end chip, said receive antennas, said transmit antennas, and said master chip are on a single substrate,
said first RF front-end chip is associated with said receive antennas, and said second RF front-end chip is associated with said transmit antennas,
said receive antennas of said phased array antenna panel are configured to receive first linearly polarized signals of a first polarization,
said transmit antennas of said phased array antenna panel are configured to transmit second linearly polarized signals of a second polarization,
said second polarization is orthogonal to said first polarization,

said first linearly polarized signals of said first polarization are isolated from said second linearly polarized signals of said second polarization,
said receive antennas are different from said transmit antennas and said first linearly polarized signals of said first polarization is different from said second linearly polarized signals of said second polarization,
said phased array antenna panel concurrently transmits said second linearly polarized signals of said second polarization and receives said first linearly polarized signals of said first polarization,
said first RF front-end chip associated with said receive antennas is configured to form a receive beam based on receive phase information and receive amplitude information provided by said master chip in said phased array antenna panel, and
said second RF front-end chip associated with said transmit antennas is configured to form a transmit beam based on transmit phase information and transmit amplitude information provided by said master chip in said phased array antenna panel.

13. The device of claim 12 , wherein said first linearly polarized signals of said first polarization are horizontally-polarized signals, and said second linearly polarized signals of said second polarization are vertically-polarized signals.

14. The device of claim 12 , wherein said first linearly polarized signals of said first polarization are vertically-polarized signals, and said second linearly polarized signals of said second polarization are horizontally-polarized signals.

15. The device of claim 12 , wherein
said first RF front end chip is further configured to receive said receive phase information and said receive amplitude information, for said receive antennas, from said master chip, and
said first RF front end chip is connected to said master chip.

16. The device of claim 12 , wherein
said second RF front end chip is further configured to receive said transmit phase information and said transmit amplitude information, for said transmit antennas, from said master chip, and
said second RF front end chip is connected to said master chip.

17. The device of claim 12 , wherein each of said transmit antennas is approximately half-way between two of said receive antennas.

18. The device of claim 12 , wherein each of said transmit antennas is approximately centered between four of said receive antennas.

19. The device of claim 12 , wherein said transmit antennas form one of a rectangular cluster or a non-rectangular cluster surrounded by said receive antennas.

Assignees

• Movandi Corp

Inventors

• Rofougaran Ahmadreza
• Shirinfar Farid
• Gharavi Sam
• Boers Michael
• Yoon Seunghwan
• Besoli Alfred Grau
• Rofougaran Maryam

Classifications

• H01Q3/26

  varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture ({H01Q3/12,} H01Q3/22, H01Q3/24 take precedence) · CPC title

• H01Q23/00

  Antennas with active circuits or circuit elements integrated within them or attached to them · CPC title

• H01Q1/523

  between antennas of an array · CPC title

• H01Q1/525

  between emitting and receiving antennas · CPC title

• H01Q25/001

  Crossed polarisation dual antennas (orthomode horns H01Q13/0258; cross-polarised rear feeds H01Q19/136; orthomode transducers H01P1/161) · CPC title