Diversity antenna module and associated method for a user equipment (UE) device

Patent metadata

Field	Value
Publication number	US-9748668-B2
Application number	US-201114232339-A
Country	US
Kind code	B2
Filing date	Jul 15, 2011
Priority date	Jul 15, 2011
Publication date	Aug 29, 2017
Grant date	Aug 29, 2017

Abstract

A diversity antenna module comprising a first radiating element adapted to operate with a first transceiver circuit operating in at least one band and a second radiating element adapted to operate with a second transceiver circuit operating in at least one band. The first radiating element is disposed along a first side of a substrate and the second radiating element is disposed along a second side of the substrate, wherein the first and second sides are substantially perpendicular to each other, the first and second radiating elements being spatially dispersed from each another by a distance.

First claim

What is claimed is:

1. An antenna apparatus, comprising:
a first radiating element adapted to operate with a first transceiver circuit operating in at least one band, wherein said first radiating element is disposed on a first dielectric supporter that is affixed to a substrate along a first side of said substrate, wherein said substrate comprises a substantially rectangular printed circuit board (PCB) operating as a ground plane with respect to said first and second radiating elements, said first radiating element is provided as a first electrical portion coupled to a second electrical portion, and said first electrical portion is disposed on a horizontal plane of said first dielectric supporter and said second electrical portion is disposed on a vertical plane of said first dielectric supporter; and
a second radiating element adapted to operate with a second transceiver circuit operating in at least one band, wherein said second radiating element is disposed on a second dielectric supporter affixed to said substrate along a second side of said substrate, said second side being substantially perpendicular to said first side of said substrate and said first and second radiating elements being substantially perpendicular to each other and being separated from each other by a distance.

2. The antenna apparatus of claim 1 , wherein said first transceiver circuit comprises a multi-band transceiver circuit operable with at least one of a radio frequency (RF) band in a range from approximately 800 MHz to 900 MHz and an RF band in a range from approximately 1800 MHz to 1900 MHz.

3. The antenna apparatus of claim 1 , wherein said second transceiver circuit comprises a multi-band transceiver circuit operable with at least one of a radio frequency (RF) band in a range from approximately 800 MHz to 900 MHz and an RF band in a range from approximately 1800 MHz to 1900 MHz.

4. The antenna apparatus of claim 1 , wherein said first side of said substrate is approximately 55 mm and said second side of said substrate is approximately 95 mm, said substrate having a thickness of approximately 1.5 mm.

5. The antenna apparatus of claim 4 , wherein said substrate is comprised of FR4-grade glass-reinforced epoxy laminate material.

6. The antenna apparatus of claim 1 , wherein said distance is at least approximately 80 mm.

7. A wireless user equipment (UE) device, comprising:
a first transceiver circuit adapted to operate in at least one band;
a second transceiver circuit adapted to operate in at least one band; and
an antenna module including:
a substrate operating as a ground plane;
a first radiating element adapted to operate with said first transceiver circuit, wherein said first radiating element is disposed on a first dielectric supporter that is affixed to said substrate along a first side, wherein said substrate comprises a substantially rectangular printed circuit board (PCB) operating as a ground plane with respect to said first and second radiating elements, said first radiating element is provided as a first electrical portion coupled to a second electrical portion, and said first electrical portion is disposed on a horizontal plane of said first dielectric supporter and said second electrical portion is disposed on a vertical plane of said first dielectric supporter; and
a second radiating element adapted to operate with said second transceiver circuit, wherein said second radiating element is disposed on a second dielectric supporter affixed to said substrate along a second side, said second side being substantially perpendicular to said first side of said substrate and said first and second radiating elements being substantially perpendicular to each other and being separated from each other by a distance.

8. The wireless UE device of claim 7 , wherein said first transceiver circuit comprises a multi-band transceiver circuit operable with at least one of a radio frequency (RF) band in a range from approximately 800 MHz to 900 MHz and an RF band in a range from approximately 1800 MHz to 1900 MHz.

9. The wireless UE device of claim 7 , wherein said second transceiver circuit comprises a multi-band transceiver circuit operable with at least one of a radio frequency (RF) band in a range from approximately 800 MHz to 900 MHz and an RF band in a range from approximately 1800 MHz to 1900 MHz.

10. The wireless UE device of claim 7 , wherein said first side of said substrate is approximately 55 mm and said second side of said substrate is approximately 95 mm, said substrate having a thickness of approximately 1.5 mm.

11. The wireless UE device of claim 7 , wherein each of said first and second dielectric supporter has a thickness of approximately 9 mm.

12. The wireless UE device of claim 7 , wherein said distance is at least approximately 80 mm.

13. The wireless UE device of claim 7 , wherein the antenna module is an internal antenna module of the wireless UE device.

14. A method for assembling a diversity antenna module, said method comprising:
providing a first radiating element adapted to operate with a first transceiver circuit operating in at least one band, wherein said first radiating element is disposed on a first dielectric supporter affixed to a substrate along a first side, said substrate operable as a ground plane, wherein said substrate comprises a substantially rectangular printed circuit board (PCB) operating as a ground plane with respect to said first and second radiating elements, said first radiating element is provided as a first electrical portion coupled to a second electrical portion, and said first electrical portion is disposed on a horizontal plane of said first dielectric supporter and said second electrical portion is disposed on a vertical plane of said first dielectric supporter; and
providing a second radiating element adapted to operate with a second transceiver circuit operating in at least one band, wherein said second radiating element is disposed on a second dielectric supporter affixed to said substrate along a second side, said second side being substantially perpendicular to said first side of said substrate and said first and second radiating elements being substantially perpendicular to each other and being separated from each other by a distance.

15. The method of claim 14 wherein said second electrical portion includes a feed port for said first radiating element.

16. The method of claim 14 wherein said second radiating element is provided as a first electrical portion coupled to a second electrical portion, and further wherein said first electrical portion is disposed on a horizontal plane of said second dielectric supporter and said second electrical portion is disposed on a vertical plane of said second dielectric supporter.

17. The method of claim 16 wherein said second electrical portion includes a feed port for said second radiating element.

18. The method of claim 14 wherein said substrate further comprises a glass-reinforced epoxy laminate.

19. The method of claim 14 wherein said distance is provided as a variable distance of at least approximately 80 mm.

Assignees

• Wang Dong
• Rao Qinjiang
• Warden James
• Blackberry Ltd

Inventors

• Wang Dong
• Rao Qinjiang
• Warden James

Classifications

• H01Q25/00

  Antennas or antenna systems providing at least two radiating patterns (arrangements for changing or varying the orientation or the shape of the directional pattern H01Q3/00) · CPC title

• H04B1/0064

  with separate antennas for the more than one band (H04B1/0053 takes precedence) · CPC title

• H01Q21/0087

  Apparatus or processes specially adapted for manufacturing antenna arrays (manufacturing waveguides H01P11/00) · CPC title

• H01Q21/24

  Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction {(circularly polarised patch antennas H01Q9/0428; circularly polarised horns H01Q13/0241; cross-polarised horns H01Q13/0258; polarisation converters H01Q15/242; cross-polarised rear feeds H01Q19/136; crossed polarisation dual antenna H01Q25/001)} · CPC title

• Y10T29/49016

  Antenna or wave energy "plumbing" making · CPC title