Antenna switching devices, methods, and systems for simultaneous communication

• US 9,070,974 B2
• Filed: 03/15/2013
• Issued: 06/30/2015
• Est. Priority Date: 05/21/2012
• Status: Active Grant

• Current Assignee: Qualcomm, Inc.
• Original Assignee: Qualcomm, Inc.
• Inventors: Hu, Jun, Attar, Rashid Ahmed Akbar, Lie, Gregory Robert, Filipovic, Daniel Fred, Yan, Hongbo, He, Ning
• Primary Examiner(s): Jiang, Charles C
• Assistant Examiner(s): KAMARA, MOHAMED A
• Application Number:
  US13/838,248
• Publication Number:
  US 20130308608A1
• Time in Patent Office: 837 Days
• Field of Search: 370/237, 370/252, 370277-278, 370/280, 370/302, 370/315, 370328-330, 370336-338, 455509-510, 455/447, 455/450, 455/63.1, 455/525, 455/561, 455/562.1
• US Class Current: 1/1
• CPC Class Codes: H01Q 3/24 varying the orientation by switching energy from one active radiating element to another, e.g. for beam switching
• CPC Class Codes: H04B 1/44 Transmit/receive switching
• CPC Class Codes: H04B 7/0404 the mobile station comprising multiple antennas, e.g. to provide uplink diversity
• CPC Class Codes: H04B 7/0602 using antenna switching H04B7/0686 takes precedence; antenna beam directivity switching H01Q3/24
• CPC Class Codes: H04B 7/0608 Antenna selection according to transmission parameters
• CPC Class Codes: H04B 7/0802 using antenna selection H04B7/0868 takes precedence; antenna beam directivity switching H01Q3/24
• CPC Class Codes: H04B 7/0814 based on current reception conditions, e.g. switching to different antenna when signal level is below threshold
• CPC Class Codes: H04W 24/02 Arrangements for optimising operational condition
• CPC Class Codes: H04W 36/14 Reselecting a network or an air interface
• CPC Class Codes: H04W 72/542 using measured or perceived quality
• CPC Class Codes: H04W 76/18 Management of setup rejection or failure
• CPC Class Codes: H04W 88/06 adapted for operation in multiple networks or having at least two operational modes, e.g. multi-mode terminals
• CPC Class Codes: Y02D 30/70 in wireless communication networks

Abstract

This disclosure provides systems, methods, and apparatus for antenna switching for simultaneous communication. One apparatus embodiment includes a plurality of antennas including a first antenna, a second antenna, and a third antenna. The wireless communication apparatus further includes a plurality of receive circuits including a first receive circuit, at least two of the plurality of receive circuits each configured to simultaneously receive, with respect to the other, wireless communications from a different one of at least two networks relating to different radio access technologies. The wireless communication apparatus further includes a controller configured to selectively switch the first receive circuit from receiving wireless communications via the first antenna to receive wireless communications via the second antenna based on one or more performance characteristics of at least one of the first antenna and the second antenna. Other aspects, embodiments, and features are also claimed and described.

Claims

1. A wireless communication apparatus, comprising:

a plurality of antennas including at least a first antenna, a second antenna, and a third antenna;

a plurality of receive circuits including a first receive circuit configured to receive wireless communications according to a first radio access technology and a second receive circuit configured to receive wireless communications according to a second radio access technology, wherein the first receive circuit and the second receive circuit are configured to simultaneously receive, with respect to the other, wireless communications from a different one of at least two networks relating to different radio access technologies; and

a controller configured to selectively switch the first receive circuit from receiving wireless communications via the first antenna to receive wireless communications via the second antenna based on one or more performance characteristics of at least one of the first antenna afid or the second antenna,

wherein the controller is further configured to selectively switch based on preferences for each of the plurality of receive circuits, the preferences based on priority levels assigned to different radio access technologies associated with each of the plurality of receive circuits.

2. The wireless communication apparatus of claim 1, wherein:

the first antenna and the second antenna are configured to be used by both the first receive circuit and the second receive circuit; and

the third antenna is configured to be used by a third receive circuit.

3. The wireless communication apparatus of claim 2, wherein the first receive circuit and the second receive circuit share with each other information relating to the one or more performance characteristic of the first antenna and the second antenna.

4. The wireless communication apparatus of claim 2, wherein the first radio access technology includes data only communications and the second radio access technology includes voice only communications.

5. The wireless communication apparatus of claim 1, further comprising a plurality of proximity sensors configured to sense proximity of an object relative to each of the plurality of antennas, and wherein the one or more performance characteristics of the first antenna and the second antenna is determined based at least in part on state information of the plurality of proximity sensors.

6. The wireless communication apparatus of claim 5, wherein the controller is configured to selectively switch based on a proximity of the first antenna to the object as indicated by the state information of the plurality of proximity sensors.

7. The wireless communication apparatus of claim 1, wherein the controller is configured to selectively switch based on an orientation of the wireless communication device.

8. The wireless communication apparatus of claim 1, wherein the different radio access technologies associated with each of the plurality of receive circuits include voice only communications and data only communications, and wherein the voice only communications have a higher priority than the data only communications.

9. The wireless communication apparatus of claim 1, wherein the controller is configured to assign the preferences to each of the plurality of receive circuits based on a state of each of the plurality of receive circuits.

10. The wireless communication apparatus of claim 1, wherein the first receive circuit has a higher preference level than the second receive circuit, and wherein the controller is configured to switch the first receive circuit to receive wireless communications via the second antenna based on the higher preference level.

11. The wireless communication apparatus of claim 1, wherein the second receive circuit has a lower preference level than the first receive circuit, and the second receive circuit is denied a request to switch to the second antenna based on the lower preference level.

12. The wireless communication apparatus of claim 1, wherein the receive circuit according to the highest preference level has control of switching circuitry.

13. The wireless communication apparatus of claim 1, further comprising:

wherein the one or more performance characteristics of the first antenna and the second antenna is determined based at least in part on a receive power level of each of the first antenna and second antenna; and

wherein the controller is configured to switch the first receive circuit from receiving wireless communications via the first antenna to receive wireless communications via the second antenna in response to detecting a first receive power level of the first antenna is less than a first threshold power level.

14. The wireless communication apparatus of claim 1, further comprising:

wherein the one or more performance characteristics of the first antenna and the second antenna is determined based at least in part on a receive power level of each of the first antenna and second antenna; and

wherein the controller is configured to switch the first receive circuit from receiving wireless communications via the first antenna to receive wireless communications via the second antenna in response to detecting;

a first receive power level of the first antenna is less than a threshold power level; and

a difference between the second receive power level and the first receive power level is greater than a threshold difference.

15. The wireless communication apparatus of claim 1, wherein the controller is configured to selectively switch during an idle state of the first receive circuit.

16. The wireless communication apparatus of claim 1, further comprising:

a second receive circuit configured to receive wireless communications via the first antenna and the second antenna; and

wherein the controller is configured to;

detect performance characteristics of the first antenna and the second antenna based on the wireless communications received using the second receive circuit; and

selectively switch the first receive circuit from receiving wireless communications via the first antenna to receive wireless communications via the second antenna based on the detected performance characteristics.

17. The wireless communication apparatus of claim 16, wherein the performance characteristics include a power differential between the first antenna and the second antenna.

18. The wireless communication apparatus of claim 16, further comprising:

wherein the first receive circuit is configured to receive wireless communications according to a first radio access technology and the second receive circuit is configured to receive wireless communications according to a second radio access technology; and

wherein the first receive circuit is in an idle state and the second receive circuit is in an active state.

19. The wireless communication apparatus of claim 16, further comprising:

wherein the first receive circuit is configured to receive wireless communications according to a first radio access technology and the second receive circuit is configured to receive wireless communications according to a second radio access technology; and

wherein the first receive circuit is in an active state and the second receive circuit is in an active state.

20. The wireless communication apparatus of claim 1, further comprising:

a second receive circuit configured to receive wireless communications via the second antenna; and

wherein the controller is configured to;

detect performance characteristics of the second antenna based on the wireless communications transmitted and received using the second receive circuit;

compare the detected performance characteristics of the second antenna with performance characteristics of the first antenna; and

selectively switch the first receive circuit from receiving wireless communications via the first antenna to receive wireless communications via the second antenna based on the comparison.

21. The wireless communication apparatus of claim 1, wherein the one or more performance characteristics of the first antenna and the second antenna include one or more downlink performance metrics.

22. The wireless communication apparatus of claim 21, wherein the one or more downlink performance metrics of the first antenna include at least one of a setpoint or frame erasures.

23. The wireless communication apparatus of claim 1, further comprising a common manager configured to coordinate the selective switching by the controller.

24. The wireless communication apparatus of claim 2, wherein the controller is configured to switch the first receive circuit back to receiving wireless communications via the first antenna if a performance characteristic of the first receive circuit is lower after the switch.

25. The wireless communication apparatus of claim 2, wherein the controller is configured to schedule the switch of the first receive circuit to receive wireless communications via the second antenna.

26. The wireless communication apparatus of claim 2, wherein the first antenna is a default antenna for the first receive circuit, and wherein the controller is configured to switch the first receive circuit to receive wireless communications via the first antenna if the second receive circuit is in an active state and is receiving wireless communications via the second antenna.

27. A method implemented in a wireless communication apparatus, the method comprising:

selectively switching a first receive circuit of a plurality of receive circuits from receiving wireless communications via a first antenna to receive wireless communications via a second antenna based on;

one or more performance characteristics of at least one of the first antenna and or the second antenna; and

preferences for each of the plurality of receive circuits, the preferences based on priority levels assigned to different radio access technologies associated with each of the first receive circuit and a second receive circuit of the plurality of receive circuits,

wherein at least the first receive circuit and the second receive circuit of the wireless communication apparatus are each configured to simultaneously receive, with respect to the other, wireless communications from a different one of at least two networks relating to different radio access technologies.

28. The method of claim 27, further comprising:

receiving wireless communications using the first receive circuit according to a first radio access technology;

receiving wireless communications using the second receive circuit according to a second radio access technology; and

wherein the first antenna and the second antenna are configured to be used by both the first receive circuit and the second receive circuit and wherein a third antenna is configured to be used by a third receive circuit.

29. The method of claim 28, further comprising sharing information relating to the one or more performance characteristic of the first antenna and the second antenna between the first receive circuit and the second receive circuit.

30. The method of claim 28, wherein the first radio access technology includes data only communications and the second radio access technology includes voice only communications.

31. The method of claim 27, further comprising sensing proximity of an object relative to each of the first antenna and the second antenna, wherein the one or more performance characteristics of the first antenna and the second antenna is determined based at least in part on the sensed proximity of the object.

32. The method of claim 27, further comprising selectively switching based on a proximity of the first antenna to the object as indicated by the sensed proximity.

33. The method of claim 27, further comprising selectively switching based on an orientation of the wireless communication device.

34. The method of claim 27, wherein the different radio access technologies associated with each of the first receive circuit and the second receive circuit include voice only communications and data only communications, and wherein the voice only communications have a higher priority than the data only communications.

35. The method of claim 27, further comprising assigning the preferences to each of the plurality of receive circuits based on a state of each of the plurality of receive circuits.

36. The method of claim 27, wherein the first receive circuit has a higher preference level than the second receive circuit, and further comprising switching the first receive circuit to receive wireless communications via the second antenna based on the higher preference level.

37. The method of claim 27, wherein the second receive circuit has a lower preference level than the first receive circuit, and further comprising denying the second receive circuit a request to switch to the second antenna based on the lower preference level.

38. The method of claim 27, further comprising providing the receive circuit according to the highest preference level with control of switching circuitry.

39. The method of claim 27, further comprising:

wherein the one or more performance characteristics of the first antenna and the second antenna is determined based at least in part on a receive power level of each of the first antenna and second antenna; and

switching the first receive circuit from receiving wireless communications via the first antenna to receive wireless communications via the second antenna in response to detecting a first receive power level of the first antenna is less than a first threshold power level.

40. The method of claim 27, further comprising:

wherein the one or more performance characteristics of the first antenna and the second antenna is determined based at least in part on a receive power level of each of the first antenna and second antenna; and

switching the first receive circuit from receiving wireless communications via the first antenna to receive wireless communications via the second antenna in response to detecting;

a first receive power level of the first antenna is less than a threshold power level; and

a difference between the second receive power level and the first receive power level is greater than a threshold difference.

41. The method of claim 27, further comprising selectively switching during an idle state of the first receive circuit.

42. The method of claim 27, further comprising:

wherein the second receive circuit is configured to receive wireless communications via the first antenna and the second antenna;

detecting performance characteristics of the first antenna and the second antenna based on the wireless communications received using the second receive circuit; and

selectively switching the first receive circuit from receiving wireless communications via the first antenna to receive wireless communications via the second antenna based on the detected performance characteristics.

43. The method of claim 42, wherein the performance characteristics include a power differential between the first antenna and the second antenna.

44. The method of claim 42, further comprising:

receiving wireless communications using the first receive circuit according to a first radio access technology;

receiving wireless communications using the second receive circuit according to a second radio access technology; and

wherein the first receive circuit is in an idle state and the second receive circuit is in an active state.

45. The method of claim 42, further comprising:

receiving wireless communications using the first receive circuit according to a first radio access technology;

receiving wireless communications using the second receive circuit according to a second radio access technology; and

wherein the first receive circuit is in an active state and the second receive circuit is in an active state.

46. The method of claim 27, further comprising:

wherein the second receive circuit is configured to receive wireless communications via the second antenna;

detecting performance characteristics of the second antenna based on the wireless communications transmitted and received using the second receive circuit;

comparing the detected performance characteristics of the second antenna with performance characteristics of the first antenna; and

selectively switching the first receive circuit from receiving wireless communications via the first antenna to receive wireless communications via the second antenna based on the comparison.

47. The method of claim 27, wherein the one or more performance characteristics of the first antenna and the second antenna include one or more downlink performance metrics.

48. The method of claim 47, wherein the one or more downlink performance metrics of the first antenna include at least one of a setpoint and or frame erasures.

49. The method of claim 27, further comprising coordinating the selective switching by the controller using a common manager.

50. The method of claim 27, further comprising switching the first receive circuit back to receiving wireless communications via the first antenna if a performance characteristic of the first receive circuit is lower after the switch.

51. The method of claim 27, further comprising scheduling the switch of the first receive circuit to receive wireless communications via the second antenna.

52. The method of claim 27, wherein the first antenna is a default antenna for the first receive circuit, and further comprising switching the first receive circuit to receive wireless communications via the first antenna if the second receive circuit is in an active state and is receiving wireless communications via the second antenna.

53. A wireless communication apparatus, comprising:

a plurality of antennas including a first antenna, a second antenna, and a third antenna;

a plurality of receive circuits including a first receive circuit configured to receive wireless communications according to a first radio access technology and a second receive circuit configured to receive wireless communications according to a second radio access technology, wherein the first receive circuit and the second receive circuit are configured to simultaneously receive, with respect to the other, wireless communications from a different one of at least two networks relating to different radio access technologies; and

means for selectively switching the first receive circuit from receiving wireless communications via the first antenna to receive wireless communications via the second antenna based on one or more performance characteristics of at least one of the first antenna or the second antenna, and further based on preferences for each of the plurality of receive circuits, the preferences based on priority levels assigned to different radio access technologies associated with each of the plurality of receive circuits.

54. The wireless communication apparatus of claim 53, wherein:

the first antenna and the second antenna are configured to be used by both the first receive circuit and the second receive circuit; and

the third antenna is configured to be used by a third receive circuit.

55. The wireless communication apparatus of claim 54, wherein the first receive circuit and the second receive circuit share with each other information relating to the one or more performance characteristic of the first antenna and the second antenna.

56. The wireless communication apparatus of claim 54, wherein the first radio access technology includes data only communications and the second radio access technology includes voice only communications.

57. The wireless communication apparatus of claim 53, further comprising a plurality of proximity sensors configured to sense proximity of an object relative to each of the plurality of antennas, and wherein the one or more performance characteristics of the first antenna and the second antenna is determined based at least in part on state information of the plurality of proximity sensors.

58. The wireless communication apparatus of claim 57, wherein the means for selectively switching is further configured to switch the first receive circuit from receiving wireless communications via the first antenna to receive wireless communications via the second antenna based on based on a proximity of the first antenna to the object as indicated by the state information of the plurality of proximity sensors.

59. The wireless communication apparatus of claim 53, wherein the means for selectively switching is further configured to switch the first receive circuit from receiving wireless communications via the first antenna to receive wireless communications via the second antenna based on based on an orientation of the wireless communication device.

60. The wireless communication apparatus of claim 53, wherein the different radio access technologies associated with each of the plurality of receive circuits include voice only communications and data only communications, and wherein the voice only communications have a higher priority than the data only communications.

61. The wireless communication apparatus of claim 53, further comprising means for assigning the preferences to each of the plurality of receive circuits based on a state of each of the plurality of receive circuits.

62. The wireless communication apparatus of claim 53, wherein the first receive circuit has a higher preference level than the second receive circuit, and wherein the means for selectively switching is further configured to switch the first receive circuit to receive wireless communications via the second antenna based on the higher preference level.

63. The wireless communication apparatus of claim 53, wherein the second receive circuit has a lower preference level than the first receive circuit, and the second receive circuit is denied a request to switch to the second antenna based on the lower preference level.

64. The wireless communication apparatus of claim 53, wherein the receive circuit according to the highest preference level has control of the means for selectively switching.

65. The wireless communication apparatus of claim 53, further comprising:

wherein the one or more performance characteristics of the first antenna and the second antenna is determined based at least in part on a receive power level of each of the first antenna and second antenna; and

wherein the means for selectively switching is further configured to switch the first receive circuit from receiving wireless communications via the first antenna to receive wireless communications via the second antenna in response to detecting a first receive power level of the first antenna is less than a first threshold power level.

66. The wireless communication apparatus of claim 53, further comprising:

wherein the one or more performance characteristics of the first antenna and the second antenna is determined based at least in part on a receive power level of each of the first antenna and second antenna; and

wherein the means for selectively switching is further configured to switch the first receive circuit from receiving wireless communications via the first antenna to receive wireless communications via the second antenna in response to detecting;

a first receive power level of the first antenna is less than a threshold power level; and

a difference between the second receive power level and the first receive power level is greater than a threshold difference.

67. The wireless communication apparatus of claim 53, wherein the means for selectively switching is further configured to switch the first receive circuit from receiving wireless communications via the first antenna to receive wireless communications via the second antenna during an idle state of the first receive circuit.

68. The wireless communication apparatus of claim 53,

wherein the second receive circuit is further configured to receive wireless communications via the first antenna and the second antenna, and wherein the wireless communication apparatus further comprises:

means for detecting performance characteristics of the first antenna and the second antenna based on the wireless communications received using the second receive circuit; and

means for selectively switching the first receive circuit from receiving wireless communications via the first antenna to receive wireless communications via the second antenna based on the detected performance characteristics.

69. The wireless communication apparatus of claim 68, wherein the performance characteristics include a power differential between the first antenna and the second antenna.

70. The wireless communication apparatus of claim 68,

wherein the first receive circuit is in an idle state and the second receive circuit is in an active state.

71. The wireless communication apparatus of claim 68,

wherein the first receive circuit is in an active state and the second receive circuit is in an active state.

72. The wireless communication apparatus of claim 53,

wherein the second receive circuit is configured to receive wireless communications via the second antenna, and wherein the wireless communication apparatus further comprises:

means for detecting performance characteristics of the second antenna based on the wireless communications transmitted and received using the second receive circuit; and

means for comparing the detected performance characteristics of the second antenna with performance characteristics of the first antenna,

wherein the means for selectively switching is further configured to switch the first receive circuit from receiving wireless communications via the first antenna to receive wireless communications via the second antenna based on the comparison.

73. The wireless communication apparatus of claim 53, wherein the one or more performance characteristics of the first antenna and the second antenna include one or more downlink performance metrics.

74. The wireless communication apparatus of claim 73, wherein the one or more downlink performance metrics of the first antenna include at least one of a setpoint or frame erasures.

75. The wireless communication apparatus of claim 53, further comprising a common manager configured to coordinate the selective switching by the controller.

76. The wireless communication apparatus of claim 53, further comprising means for switching the first receive circuit back to receiving wireless communications via the first antenna if a performance characteristic of the first receive circuit is lower after the switch.

77. The wireless communication apparatus of claim 53, further comprising means for scheduling the switch of the first receive circuit to receive wireless communications via the second antenna.

78. The wireless communication apparatus of claim 53, wherein the first antenna is a default antenna for the first receive circuit, and further comprising means for switching the first receive circuit to receive wireless communications via the first antenna if the second receive circuit is in an active state and is receiving wireless communications via the second antenna.

79. A computer program product, comprising:

a non-transitory computer-readable medium comprising code, when executed by a computer, causes the computer to selectively switch a first receive circuit of a plurality of receive circuits from receiving wireless communications via a first antenna to receive wireless communications via a second antenna based on;

one or more performance characteristics of at least one of the first antenna or the second antenna; and

preferences for each of the plurality of receive circuits, the preferences based on priority levels assigned to different radio access technologies associated with each of the first receive circuit and a second receive circuit of the plurality of receive circuits,

wherein at least the first receive circuit and the second receive circuit of the wireless communication apparatus are each configured to simultaneously receive, with respect to the other, wireless communications from a different one of at least two networks relating to different radio access technologies.

80. The computer program product of claim 79, wherein the non-transitory computer-readable medium further comprises:

code, when executed by the computer, causes the computer to receive wireless communications using the first receive circuit according to a first radio access technology;

code, when executed by the computer, causes the computer to receive wireless communications using the second receive circuit according to a second radio access technology;

wherein the first antenna and the second antenna are configured to be used by both the first receive circuit and the second receive circuit and wherein a third antenna is configured to be used only by a first receive circuit.

81. The computer program product of claim 80, wherein the non-transitory computer-readable medium further comprises code, when executed by the computer, causes the computer to share information relating to the one or more performance characteristic of the first antenna and the second antenna between the first receive circuit and the second receive circuit.

82. The computer program product of claim 80, wherein the first radio access technology includes data only communications and the second radio access technology includes voice only communications.

83. The computer program product of claim 79, wherein the non-transitory computer-readable medium further comprises code, when executed by the computer, causes the computer to sense proximity of an object relative to each of the first antenna and the second antenna, wherein the one or more performance characteristics of the first antenna and the second antenna is determined based at least in part on the sensed proximity of the object.

84. The computer program product of claim 83, wherein the non-transitory computer-readable medium further comprises code, when executed by the computer, causes the computer to selectively switch based on a proximity of the first antenna to the object as indicated by the sensed proximity.

85. The computer program product of claim 79, wherein the non-transitory computer-readable medium further comprises code, when executed by the computer, causes the computer to selectively switch based on an orientation of the wireless communication device.

86. The computer program product of claim 79, wherein the different radio access technologies associated with each of the first receive circuit and the second receive circuit include voice only communications and data only communications, and wherein the voice only communications have a higher priority than the data only communications.

87. The computer program product of claim 79, wherein the non-transitory computer-readable medium further comprises code, when executed by the computer, causes the computer to assign the preferences to each of the plurality of receive circuits based on a state of each of the plurality of receive circuits.

88. The computer program product of claim 79, wherein the first receive circuit has a higher preference level than the second receive circuit, and wherein the non-transitory computer-readable medium further comprises code, when executed by the computer, causes the computer to switch the first receive circuit to receive wireless communications via the second antenna based on the higher preference level.

89. The computer program product of claim 79, wherein the second receive circuit has a lower preference level than the first receive circuit, and wherein the non-transitory computer-readable medium further comprises code, when executed by the computer, causes the computer to deny the second receive circuit a request to switch to the second antenna based on the lower preference level.

90. The computer program product of claim 79, wherein the non-transitory computer-readable medium further comprises code, when executed by the computer, causes the computer to provide the receive circuit according to the highest preference level with control of switching circuitry.

91. The computer program product of claim 79, further comprising:

wherein the one or more performance characteristics of the first antenna and the second antenna is determined based at least in part on a receive power level of each of the first antenna and second antenna; and

wherein the non-transitory computer-readable medium further comprises code, when executed by the computer, causes the computer to switch the first receive circuit from receiving wireless communications via the first antenna to receive wireless communications via the second antenna in response to detecting a first receive power level of the first antenna is less than a first threshold power level.

92. The computer program product of claim 79, further comprising:

wherein the one or more performance characteristics of the first antenna and the second antenna is determined based at least in part on a receive power level of each of the first antenna and second antenna; and

wherein the non-transitory computer-readable medium further comprises code, when executed by the computer, causes the computer to switch the first receive circuit from receiving wireless communications via the first antenna to receive wireless communications via the second antenna in response to detecting;

a first receive power level of the first antenna is less than a threshold power level; and

a difference between the second receive power level and the first receive power level is greater than a threshold difference.

93. The computer program product of claim 79, wherein the non-transitory computer-readable medium further comprises code, when executed by the computer, causes the computer to selectively switch during an idle state of the first receive circuit.

94. The computer program product of claim 79, further comprising:

wherein the second receive circuit is configured to receive wireless communications via the first antenna and the second antenna; and

wherein the non-transitory computer-readable medium further comprises;

code, when executed by the computer, causes the computer to detect performance characteristics of the first antenna and the second antenna based on the wireless communications received using the second receive circuit; and

code, when executed by the computer, causes the computer to switch the first receive circuit from receiving wireless communications via the first antenna to receive wireless communications via the second antenna based on the detected performance characteristics.

95. The computer program product of claim 94, wherein the performance characteristics include a power differential between the first antenna and the second antenna.

96. The computer program product of claim 94, further comprising:

wherein the non-transitory computer-readable medium further comprises;

code, when executed by the computer, causes the computer to receive wireless communications using the first receive circuit according to a first radio access technology;

code, when executed by the computer, causes the computer to receive wireless communications using the second receive circuit according to a second radio access technology; and

wherein the first receive circuit is in an idle state and the second receive circuit is in an active state.

97. The computer program product of claim 94, further comprising:

wherein the non-transitory computer-readable medium further comprises;

code, when executed by the computer, causes the computer to receive wireless communications using the first receive circuit according to a first radio access technology;

code, when executed by the computer, causes the computer to receive wireless communications using the second receive circuit according to a second radio access technology; and

wherein the first receive circuit is in an active state and the second receive circuit is in an active state.

98. The computer program product of claim 79, further comprising:

wherein the second receive circuit is configured to receive wireless communications via the second antenna; and

wherein the non-transitory computer-readable medium further comprises;

code, when executed by the computer, causes the computer to detect performance characteristics of the second antenna based on the wireless communications transmitted and received using the second receive circuit;

code, when executed by the computer, causes the computer to compare the detected performance characteristics of the second antenna with performance characteristics of the first antenna; and

code, when executed by the computer, causes the computer to selectively switch the first receive circuit from receiving wireless communications via the first antenna to receive wireless communications via the second antenna based on the comparison.

99. The computer program product of claim 79, wherein the one or more performance characteristics of the first antenna and the second antenna include one or more downlink performance metrics.

100. The computer program product of claim 99, wherein the one or more downlink performance metrics of the first antenna include at least one of a setpoint or frame erasures.

101. The computer program product of claim 79, wherein the non-transitory computer-readable medium further comprises code, when executed by the computer, causes the computer to coordinate the selective switching by the controller using a common manager.

102. The computer program product of claim 79, wherein the non-transitory computer-readable medium further comprises code, when executed by the computer, causes the computer to switch the first receive circuit back to receiving wireless communications via the first antenna if a performance characteristic of the first receive circuit is lower after the switch.

103. The computer program product of claim 79, wherein the non-transitory computer-readable medium further comprises code, when executed by the computer, causes the computer to schedule the switch of the first receive circuit to receive wireless communications via the second antenna.

104. The computer program product of claim 79, wherein the first antenna is a default antenna for the first receive circuit, and wherein the non-transitory computer-readable medium further comprises code, when executed by the computer, causes the computer to switch the first receive circuit to receive wireless communications via the first antenna if the second receive circuit is in an active state and is receiving wireless communications via the second antenna.