Method and apparatus for beam selection in a smart antenna system

• US 7,289,826 B1
• Filed: 04/16/2002
• Issued: 10/30/2007
• Est. Priority Date: 04/16/2002
• Status: Expired due to Term

• Current Assignee: Mind Fusion, LLC (Ascend Innovation Management, LLC)
• Original Assignee: Faulkner Interstices LLC (Intellectual Ventures LLC)
• Inventors: Hovers, Omri, Kagan, Shahar, Shenhar, Eran
• Primary Examiner(s): Cumming; William D.
• Application Number:
  US10/124,541
• Time in Patent Office: 2,023 Days
• Field of Search: 455/562, 342/360, 342/367, 342/372, 342/378
• US Class Current: 455/562.1
• CPC Class Codes: H04B 7/061 using feedback from receiving side

Abstract

A method of beam selection in a smart antenna system is provided. The method includes receiving a plurality of uplink beams by a plurality of receivers, each corresponding with one of the plurality of uplink beams. Each uplink beam includes signals transmitted by a mobile station. The method further includes analyzing each of the plurality of uplink beams and selecting an uplink beam from the plurality of uplink beams based at least in part on the analysis of the uplink beams. The method further includes switching to the selected beam in real time to allow the signals communicated in the selected beam to be communicated to a base station transceiver.

Claims

1. A method, comprising:

receiving a plurality of uplink beams at a plurality of receivers;

analyzing at least some of the plurality of uplink beams;

selecting an uplink beam from the plurality of uplink beams; and

switching to the selected uplink beam in real time.

2. The method of claim 1, wherein said selecting an uplink beam from a plurality of uplink beams further comprises selecting said uplink beams based at least in part on the analysis of at least some of said uplink beams.

3. The method of claim 1, wherein:

said receiving said plurality of uplink beams further comprises receiving said uplink beams in a plurality of time slots in a plurality of frames;

said analyzing at least some of the plurality of uplink beams further comprises analyzing a first portion of a signal communicated in a first time slot of a first frame;

said selecting the uplink beam further comprises selecting an uplink beam based at least in part on the analysis of the first portion of the signal; and

said switching to the selected uplink beam in real time further comprises switching to the selected uplink beam such that a second portion of the signal communicated in the first time slot of the first frame via the selected uplink beam may be communicated to the base station transceiver in real time.

4. The method of claim 3, wherein said signal communicated in the first time slot of the first frame via the selected uplink beam comprises a burst in a random access channel.

5. The method of claim 1, further comprising

determining whether to select an uplink beam based at least in part on the analysis of at least one uplink beam;

determining a gain setting for at least some of the plurality of receivers; and

wherein said analyzing at least some of the plurality of uplink beams further comprises determining a relevant power of at least one or more uplink beams.

6. The method of claim 5, wherein:

said analyzing at least some of the plurality of uplink beams further comprises determining an average power of at least one or more uplink beams over a period of time; and

said selecting an uplink beam further comprises selecting from the plurality of uplink beams the beam having the highest average power.

7. The method of claim 6, further comprising determining whether to select an uplink beam based on whether the average power of the beam comprising the highest average power is greater than a predetermined threshold.

8. The method of claim 5, wherein the gain setting for at least some of said plurality of uplink beams is determined based at least in part on signaling information received from an interface.

9. An apparatus, comprising:

a receiving system comprising a plurality of receivers capable of receiving one or more of a plurality of uplink beams, said uplink beams comprising signals transmitted by one or more mobile stations;

a beam analysis module capable of analyzing uplink beams;

a beam selection module capable of selecting an uplink beam from a plurality of uplink beams based at least in part on the analysis of at least one or more uplink beams; and

a beam switching device capable of switching to the selected uplink beam in real time.

10. The apparatus of claim 9, wherein the signals further comprise at least one communication initiation request.

11. The apparatus of claim 9, wherein the signals further comprise at least one burst in a random access channel.

12. The apparatus of claim 9, wherein:

the receiving system is further capable of receiving the uplink beams in a plurality of time slots;

the beam analysis module is further capable of analyzing a first portion of a signal;

the beam selection module is further capable of selecting an uplink beam based at least in part on the analysis of the first portion of the signal; and

the beam switching device is further capable of switching to the selected uplink beam such that a second portion of the signal may be transmitted in real time.

13. The apparatus of claim 12, wherein the signal is transmitted in a first time slot of a first frame via a selected uplink beam.

14. The apparatus of claim 9, wherein at least one of the signals further comprise a burst in a random access channel.

15. The apparatus of claim 12, further comprising:

a gain control module capable of determining a gain setting for at least one of a plurality of receivers; and

wherein the beam analysis module is capable of determining the relevant power of at least one or more uplink beams.

16. The apparatus of claim 15, wherein the beam selection module is further capable of:

determining an average power of at least one or more uplink beams over a period of time; and

selecting the uplink beam having the highest average power from the plurality of uplink beams.

17. The apparatus of claim 16 wherein the beam selection module is further capable of determining whether to select an uplink beam based on whether the average power of the uplink beam having the highest average power is greater than a predetermined threshold.

18. The apparatus of claim 15, wherein the receiving system is further capable of maintaining the gain of at least one receiver equal to the gain setting determined for that receiver for a particular period of time.

19. The apparatus of claim 15, wherein the gain control module is capable of determining the gain setting for at least one or more uplink beams based in part on signaling information.

20. A method comprising:

receiving signals via a plurality of beams, wherein the signals received comprise a signal sequence;

correlating the signal sequence received with one or more known training sequences; and

selecting one or more of the plurality of beams for communication based at least in part on one or more parameters.

21. The method of claim 20, wherein said correlating the signal sequence received with one or more known training sequences further comprises, determining a correlation between the training sequence received and at least some of the one or more known training sequences by at least comparing the signal sequence received and the corresponding known training sequence.

22. The method of claim 21, wherein said comparing the signal sequence received and at least one or more known training sequences further comprises:

determining a quantity of errors in the signal sequence received; and

determining correlation quality of at least one or more beams.

23. The method of claim 22, further comprising:

receiving signaling information;

selecting one or more of the known training sequences based at least in part on the received signaling information; and

wherein correlating the signal sequences received with one or more known training sequences further comprises correlating the signal sequence received with the selected one or more of the known training sequences.

24. The method of claim 20, further comprising:

determining a signal strength of at least one or more said plurality of beams; and

wherein the one or more parameters for selecting one or more of the plurality of beams further comprise the signal strength of at least some of the plurality of beams.

25. The method of claim 21, wherein said selecting the one or more beams further comprises determining a quality factor for at least some of the plurality of beams based at least in part on the correlation between the training sequence received and at least one of the one or more known training sequences and/or the signal strength of the respective beams.

26. The method of claim 25, wherein said determining the quality factor for at least some of the plurality of beams further comprises weighting the correlation of the respective beam using a first weight and weighting the signal strength of the respective beam using a second weight.

27. An apparatus, comprising:

a receiving system capable of receiving signals via a plurality of beams, wherein the signals received via at least one or more beams comprise a signal sequence;

a correlation module capable of correlating the signal sequence received with one or more known training sequences; and

a beam selection module capable of selecting one or more of the plurality of beams for transmitting based at least in part on one or more parameters comprising a correlation quality.

28. The apparatus of claim 27, wherein the beam selection module is further capable of selecting the one or more of the plurality of beams for transmitting uplink signals based at least in part on the correlation quality of one or more of the plurality of beams.

29. The apparatus of claim 27, wherein the beam selection module is further capable of selecting the one or more of the plurality of beams for transmitting downlink signals based at least in part on the correlation quality of the one or more of the plurality of beams.

30. The apparatus of claim 27, wherein said correlation module is further capable of:

receiving signaling information from an interface;

selecting one or more of the one or more known training sequences;

correlating the signal sequence received via the plurality of beams with the selected one or more of the known training sequences; and

determining the correlation quality of at least one or more of the plurality of beams based at least in part on at least one of the signaling information and/or the correlation of the signal sequence received via the plurality of beams with the selected one or more of the known training sequences.

31. The apparatus of claim 27, wherein:

said one or more parameters further comprise a signal strength of at least one or more of said plurality of beams;

said beam selection module is capable of determining a quality factor for one or more of the plurality of beams based at least in part on one or more said parameters; and

determining the quality factor for one or more of the plurality of beams further comprises;

weighting the correlation of the signal sequence received with one or more known training sequences of the respective beam using a first weight; and

weighting the signal strength of the respective beam using a second weight.

32. A method comprising:

receiving signals via a plurality of beams;

selecting a first beam from the plurality of beams based at least in part on a first parameter;

selecting a second beam from the plurality of beams based at least in part on a second parameter; and

determining whether to transmit the first beam or the second beam based on one or more selection criteria.

33. The method of claim 32, wherein:

said signals are received in a current frame;

said second parameter comprises a signal quality factor;

said one or more selection criteria further comprise whether the signal quality factor of the second beam meets a predetermined threshold value.

34. The method of claim 33, wherein said determining whether to transmit the first beam or the second beam based on one or more selection criteria further comprises determining whether to transmit the second beam based at least in part on whether the signal quality factor of the second beam meets the predetermined threshold value.

35. The method of claim 32, wherein the one or more selection criteria further comprise whether the signals received are received in a random access channel.

36. The method of claim 32, wherein said selecting a first beam further comprises selecting and transmitting the first beam in real time.

37. The method of claim 32, wherein:

said signals are received in a time slot in a frame; and

said first beam is selected during a first portion of the time slot in the frame.

38. The method of claim 37, wherein signals received during a second portion of the time slot in the frame may be transmitted.

39. An apparatus comprising:

a receiving system capable of receiving signals via a plurality of beams;

a processing system capable of;

selecting a first beam from the plurality of beams based at least in part on a first parameter; and

selecting a second beam from the plurality of beams based at least in part on a second parameter; and

a beam decision module capable of determining whether to transmit the first beam or the second beam based on one or more selection criteria.

40. The apparatus of claim 39, wherein:

said signals are received in a current frame;

said second parameter further comprising a signal quality factor for at least one or more beams; and

said one or more selection criteria further comprising whether the signal quality factor of the second beam meets a threshold value.

41. The apparatus of claim 40, wherein said selected beam decision module is capable of determining whether to transmit the second beam based at least in part on whether the signal quality factor of the second beam meets the threshold value.

42. The apparatus of claim 39 wherein said one or more selection criteria further comprise whether the signals received are received in a random access channel.

43. The apparatus of claim 39, wherein said processing system is capable of selecting the first beam in real time.

44. The apparatus of claim 39, wherein:

said receiving system is capable of receiving signals in a time slot in a frame; and

said processing system is capable of selecting the first beam during a first portion of the time slot in the frame.

45. A method comprising:

receiving signals via a plurality of beams;

selecting from the plurality of beams a first beam for communicating uplink signals; and

selecting from the plurality of beams a second beam for communicating downlink signals.

46. The method of claim 45, wherein:

said selecting a first beam further comprises weighting one or more parameters using one or more first parameter weights; and

said selecting a second beam further comprises weighting the one or more parameters using one or more second parameter weights.

47. An apparatus comprising:

a receiving system capable of receiving signals via a plurality of beams; and

a processing system capable of;

selecting from the plurality of beams a first beam for communicating uplink signals; and

selecting from the plurality of beams a second beam for communicating downlink signals.

48. The apparatus of claim 47, wherein:

said selecting a first beam further comprises one or more first weights, wherein at least one or more first weights correspond with at least one or more of a plurality of parameters; and

said selecting a second beam further comprises one or more second weights, each corresponding with at least one or more of the plurality of parameters.

49. An apparatus, comprising:

means for receiving a plurality of uplink beams at a plurality of receivers;

means for analyzing at least some of the plurality of uplink beams;

means for selecting an uplink beam from the plurality of uplink beams; and

means for switching to the selected uplink beam in real time.

50. The apparatus of claim 49, wherein said means for selecting an uplink beam from a plurality of uplink beams further comprises means for selecting said uplink beams based at least in part on the analysis of at least some of said uplink beams.

51. The apparatus of claim 49, wherein:

said means for receiving said plurality of uplink beams further comprises means for receiving said uplink beams in a plurality of time slots in a plurality of frames;

said means for analyzing at least some of the plurality of uplink beams further comprises means for analyzing a first portion of a signal communicated in a first time slot of a first frame;

said means for selecting the uplink beam further comprises means for selecting an uplink beam based at least in part on the analysis of the first portion of the signal; and

said means for switching to the selected uplink beam in real time further comprises means switching to the selected uplink beam such that a second portion of the signal communicated in the first time slot of the first frame via the selected uplink beam may be communicated to the base station transceiver in real time.

52. The apparatus of claim 49, further comprising means for determining a gain setting for at least some of the plurality of receivers, and wherein;

said means for selecting an uplink beam from a plurality of uplink beams further comprises means for selecting a beam having a highest average power from the plurality of uplink beams; and

said means for analyzing at least some of the plurality of uplink beams further comprises;

means for determining the relevant power of one or more of the plurality of uplink beams; and

means for determining an average power of one or more of the plurality of uplink beams over a period of time.

53. A system, comprising:

a receiving system comprising a plurality of receivers capable of receiving at least one or more of a plurality of uplink beams;

a beam analysis module capable of analyzing uplink beams;

a beam selection module capable of selecting an uplink beam from a plurality of uplink beams based at least in part on the analysis of at least one or more uplink beams; and

a beam switching device capable of switching to the selected uplink beam in real time.

54. The system of claim 53, wherein said plurality of uplink beams further comprises signals transmitted by one or more mobile stations.

55. The system of claim 54, wherein:

the receiving system is further capable of receiving the uplink beams in a plurality of time slots;

the beam analysis module is further capable of analyzing a first portion of a signal;

the beam selection module is further of capable of selecting an uplink beam based at least in part on the analysis of the first portion of the signal; and

the beam switching device is further capable of switching to the selected uplink beam such that a second portion of the signal may be transmitted in real time.

56. The system of claim 55, wherein the signal is transmitted in a first time slot of a first frame via a selected uplink beam.

57. The system of claim 56, further comprising:

a gain control module capable of determining a gain setting for at least some of a plurality of receivers; and

wherein the beam analysis module is capable of determining a relevant power of at least one or more uplink beams.

58. The system of claim 57, wherein the beam selection module is further capable of:

determining an average power of at least one or more uplink beams over a period of time; and

selecting the uplink beam having the highest average power from the plurality of uplink beams.

59. An apparatus comprising:

means for receiving signals via a plurality of beams, wherein the signals received comprise a signal sequence;

means for correlating the signal sequence received with one or more known training sequences; and

means for selecting one or more of the plurality of beams for communication based at least in part on one or more parameters.

60. The apparatus of claim 59, further comprising means for determining a signal strength of at least one or more said plurality of beams;

and

wherein the one or more parameters for selecting one or more of the plurality of beams further comprise the signal strength of at least some of the plurality of beams.

61. A system, comprising:

a receiving system capable of receiving signals via a plurality of beams, wherein the signals received via at least one or more beams comprise a signal sequence;

a correlation module capable of correlating the signal sequence received with one or more known training sequences; and

a beam selection module capable of selecting one or more of the plurality of beams for transmitting based at least in part on one or more parameters comprising a correlation quality.

62. The system of claim 61, wherein said correlation module is further capable of:

receiving signaling information from an interface;

selecting one or more of the one or more known training sequences; and

correlating the signal sequence received via the plurality of beams with the selected one or more of the known training sequences;

determining the correlation quality of at least one or more of the plurality of beams based at least in part on one of the signaling information and/or the correlation of the signal sequence received via the plurality of beams with the selected one or more of the known training sequences.

63. An apparatus comprising:

means for receiving signals via a plurality of beams;

means for selecting a first beam from the plurality of beams based at least in part on a first parameter;

means for selecting a second beam from the plurality of beams based at least in part on a second parameter;

means for determining whether to transmit the first beam or the second beam based on one or more selection criteria.

64. The apparatus of claim 63, wherein:

said signals are received in a current frame; and

said second parameter comprises a signal quality factor; and

said one or more selection criteria further comprise whether the signal quality factor of the second beam meets a predetermined threshold value.

65. The apparatus of claim 63, wherein:

said signals are received in a time slot in a frame; and

said first beam is selected during a first portion of the time slot in the frame.

66. The apparatus of claim 65, wherein signals received during a second portion of the time slot in the frame may be transmitted.

67. A system comprising:

a receiving system capable of receiving signals via a plurality of beams;

a processing system capable of;

selecting a first beam from the plurality of beams based at least in part on a first parameter; and

selecting a second beam from the plurality of beams based at least in part on a second parameter; and

a selected beam decision module capable of determining whether to transmit the first beam or the second beam based on one or more selection criteria.

68. The system of claim 67, wherein:

said signals are received in a current frame; and

said second parameter further comprising a signal quality factor for at least one or more beams; and

said one or more selection criteria further comprising whether a signal quality factor of the second beam meets a predetermined threshold value.

69. The system of claim 67, wherein:

said receiving system is capable of receiving signals in a time slot in a frame; and

said processing system is capable of selecting the first beam during a first portion of the time slot in the frame.

70. A method of beam selection in a smart antenna system, comprising:

receiving a plurality of uplink beams by a plurality of receivers, each receiver corresponding with one of the plurality of uplink beams, wherein each uplink beam comprises signals transmitted by a mobile station;

analyzing each of the plurality of uplink beams;

selecting an uplink beam from the plurality of uplink beams based at least in part on the analysis of each uplink beam; and

switching to the selected beam in real time to allow the signals communicated in the selected beam to be communicated to a base station transceiver.

71. The method of claim 70, wherein the signals transmitted by the mobile station comprise a burst in a random access channel.

72. The method of claim 70, wherein the signals transmitted by the mobile station comprise a communication initiation request.

73. The method of claim 70, wherein:

the uplink beams are received in a plurality of time slots in a plurality of frames;

analyzing each of the plurality of uplink beams comprises analyzing a first portion of a signal communicated in a first time slot of a first frame via the respective uplink beam;

selecting the uplink beam comprises selecting an uplink beam based at least in part on the analysis of the first portion of the signal communicated in the first time slot of the first frame; and

switching to the selected beam in real time comprises switching to the selected beam such that a second portion of the signal communicated in the first time slot of the first frame via the selected beam may be communicated to the base station transceiver in real time.

74. The method of claim 73, wherein the signal communicated in the first time slot of the first frame via the selected beam comprises a burst in a random access channel.

75. The method of claim 73, wherein the first portion of the signal communicated in the first time slot of the first frame via each uplink beam comprises three or fewer Global System for Mobile Communication (GSM) bits.

76. The method of claim 70, further comprising determining whether to select an uplink beam based at least in part on the analysis of each uplink beam.

77. The method of claim 70, further comprising;

determining a gain setting for each of the plurality of receivers; and

wherein analyzing each of the plurality of uplink beams comprises;

determining the relevant power of each uplink beam based on a power of the uplink beam received at each receiver and the gain setting of the respective receiver.

78. The method of claim 77, wherein:

analyzing each of the plurality of uplink beams further comprises;

determining an average power of each uplink beam over a period of time; and

selecting an uplink beam comprises selecting from the plurality of uplink beams the uplink beam having the highest average power.

79. The method of claim 78, further comprising determining whether to select an uplink beam based on whether the average power of the uplink beam having the highest average power is greater than a minimum threshold.

80. The method of claim 77, further comprising maintaining the gain of each receiver equal to the gain setting determined for that receiver for a particular period of time.

81. The method of claim 77, wherein the gain setting for each beam is determined based at least in part on signaling information received from an interface between the base station transceiver and a base station controller.

82. The method of claim 70, further comprising communicating the one or more selected beams to the base station transceiver.

83. An apparatus for use in a smart antenna system, comprising:

a receiving system comprising a plurality of receivers, each capable of receiving one of a plurality of uplink beams, each uplink beam comprising signals transmitted by a mobile station;

a beam analysis module capable of analyzing each of the plurality of uplink beams;

a beam selection module capable of selecting an uplink beam from the plurality of uplink beams based at least in part on the analysis of each uplink beam; and

a beam switching device capable of switching to the selected beam in real time to allow the signals communicated in the selected beam to be communicated to a base station transceiver.

84. The apparatus of claim 83, wherein the signals transmitted by the mobile station comprise a burst in a random access channel.

85. The apparatus of claim 83, wherein the signals transmitted by the mobile station comprise a communication initiation request.

86. The apparatus of claim 83, wherein:

the receiving system is capable of receiving the uplink beams in a plurality of time slots in a plurality of frames;

the beam analysis module is capable of analyzing a first portion of a signal communicated in a first time slot of a first frame via the each uplink beam;

the beam selection module is capable of selecting an uplink beam based at least in part on the analysis of the first portion of the signal communicated in the first time slot of the first frame; and

the beam switching device capable of switching to the selected beam such that a second portion of the signal communicated in the first time slot of the first frame via the selected beam may be communicated to the base station transceiver in real time.

87. The apparatus of claim 86, wherein the signal communicated in the first time slot of the first frame via the selected beam comprises a burst in a random access channel.

88. The apparatus of claim 86, wherein the first portion of the signal communicated in the first time slot of the first frame via each uplink beam comprises three or fewer GSM bits.

89. The apparatus of claim 83, wherein the beam selection module is further capable of determining whether to select an uplink beam based at least in part on the analysis of each uplink beam.

90. The apparatus of claim 83, further comprising a gain control module capable of determining a gain setting for each of the plurality of receivers;

and

the beam analysis module is capable of determining a relevant power of each uplink beam based on the power of the uplink beam received at each receiver and the gain setting of the respective receiver.

91. The apparatus of claim 90, wherein the beam selection module is capable of:

determining an-average power of each uplink beam over a period of time; and

selecting from the plurality of uplink beams the uplink beam having the highest average power.

92. The apparatus of claim 91, wherein the beam selection module is capable of determining whether to select an uplink beam based on whether the average power of the uplink beam having the highest average power is greater than a minimum threshold.

93. The apparatus of claim 90, wherein the receiving system is capable of maintaining the gain of each receiver equal to the gain setting determined for that receiver for a particular period of time.

94. The apparatus of claim 90, wherein the gain control module is capable of determining the gain setting for each beam based in part on signaling information received from an interface between the base station transceiver and a base station controller.

95. A method of beam selection in a smart antenna system, comprising:

receiving signals from a mobile station via a plurality of beams, wherein the signals received via each beam comprise a signal sequence;

correlating the signal sequence received via each beam with one or more known training sequences to determine a correlation quality of each beam; and

selecting one or more of the plurality of beams for communication between the mobile station and a base station transceiver based at least in part on one or more parameters comprising a-correlation quality of each of the plurality of beams.

96. The method of claim 95, wherein selecting one or more beams for communication between the mobile station and a base station transceiver comprises selecting one or more beams for communicating uplink signals to the base station transceiver.

97. The method of claim 95, wherein selecting one or more beams for communication between the mobile station and a base station transceiver comprises selecting one or more beams for communicating downlink signals to the mobile station.

98. The method of claim 95, wherein correlating the signal sequence received via each beam with one or more known training sequences comprises determining a correlation between the training sequence received via each beam and each of the one or more known training sequences by determining the similarity between the signal sequence received via the respective beam and the respective known training sequence.

99. The method of claim 98, wherein determining the similarity between the signal sequence received via each beam and each known training sequence comprises:

comparing the signal sequence received via the beam with the known training sequence; and

determining the number of errors in the signal sequence received via the beam.

100. The method of claim 98, wherein the correlation quality of each beam is a measure of the best correlation determined for that beam.

101. The method of claim 95, further comprising:

receiving signaling information from a signaling information monitoring module; and

selecting one of the one or more known training sequences based at least in part on the received signaling information; and

wherein correlating the signal sequences received via each beam with one or more known training sequences to determine a correlation quality of each beam comprises correlating the signal sequence received via each beam with the selected one of the known training sequences.

102. The method of claim 101, wherein the signaling information is received from an interface between the base station transceiver and a base station controller.

103. The method of claim 95, further comprising determining a signal strength of each beam;

and

wherein the one or more parameters for selecting one or more of the plurality of beams further comprise the signal strength of each of the plurality of beams.

104. The method of claim 103, wherein selecting the one or more beams comprises executing an algorithm to determine a quality factor for each of the plurality of beams, wherein determining the quality factor for each beam comprises weighting the correlation quality of the respective beam using a first weight and weighting the signal strength of the respective beam using a second weight.

105. An apparatus for use in a smart antenna system, comprising:

a receiving system capable of receiving signals via a plurality of beams, wherein the signals received via each beam comprise a signal sequence;

a correlation module capable of correlating the signal sequence received via each beam with one or more known training sequences to determine a correlation quality of each beam; and

a beam selection module capable of selecting one or more of the plurality of beams for communicating with the mobile station based at least in part on one or more parameters comprising-the correlation quality of each of the plurality of beams.

106. The apparatus of claim 105, wherein the beam selection module is capable of selecting the one or more beams for communicating uplink signals to a base station transceiver based at least in part on the correlation quality of the one or more beams.

107. The apparatus of claim 105, wherein the beam selection module is capable of selecting the one or more beams for communicating downlink signals to the mobile station based at least in part on the correlation quality of the one or more beams.

108. The apparatus of claim 105, wherein the correlation module is capable of determining-the correlation quality of each beam by:

receiving signaling information obtained from an interface between the base station transceiver and a base station controller;

selecting one of the one or more known training sequences based at least in part on the received signaling information; and

correlating the signal sequence received via each beam with the selected one of the known training sequences.

109. The apparatus of claim 105, further comprising a signal strength determination module capable of determining a signal strength of each beam;

and

wherein the one or more parameters used by the beam selection module to select one or more of the plurality of beams further comprises a-signal strength of each of the plurality of beams.

110. The apparatus of claim 109, wherein the beam selection module is capable of executing a quality factor algorithm to determine a quality factor for each of the plurality of beams in order to select the one or more beams, and

wherein determining the quality factor for each beam comprises weighting the correlation quality of the respective beam using a first weight and weighting the signal strength of the respective beam using a second weight.

111. A method of beam selection in a smart antenna system, comprising:

receiving signals from a mobile station via a plurality of beams;

executing a first algorithm to select a first beam from the plurality of beams based at least in part on a first parameter;

executing a second algorithm to select a second beam from the plurality of beams based at least in part on a second parameter;

determining whether to communicate the first beam or the second beam to a base station transceiver based on one or more selection criteria.

112. The method of claim 111, wherein:

the signals are received in a current frame;

the second parameter comprises a signal quality factor for each beam based on signals received via each beam during one or more frames prior to the current frame; and

the one or more selection criteria comprise whether the signal quality factor of the second beam meets a predetermined threshold value.

113. The method of claim 112, wherein determining whether to communicate the first beam or the second beam to a base station based at least in part on one or more selection criteria comprises determining to communicate the second beam to the base station if the signal quality factor of the second beam meets the predetermined threshold value.

114. The method of claim 111, wherein the one or more selection criteria comprise whether the signals received from the mobile station are received in a random access channel.

115. The method of claim 111, wherein the first algorithm is capable of selecting the first beam in real time such that the first beam may be communicated to the base station in real time.

116. The method of claim 111, wherein:

the signals are received in a time slot in a frame;

the first beam is selected during a first portion of the time slot in the frame such that the signals received during a second portion of the time slot in the frame may be communicated to the base station.

117. An apparatus for use in a smart antenna system, comprising:

a receiving system capable of receiving signals from a mobile station via a plurality of beams;

a processing system capable of;

execute a first algorithm to select a first beam from the plurality of beams based at least in part on a first parameter;

execute a second algorithm to select a second beam from the plurality of beams based at least in part on a second parameter; and

a selected beam decision module capable of determining whether to communicate the first beam or the second beam to a base station based on one or more selection criteria.

118. The apparatus of claim 117, wherein:

the signals are received in a current frame;

the second parameter comprises a signal quality factor for each beam based on signals received via each beam during one or more frames prior to the current frame; and

the one or more selection criteria comprise whether the signal quality factor of the second beam meets a predetermined threshold value.

119. The apparatus of claim 118, wherein the selected beam decision module is capable of determining to communicate the second beam to the base station if the signal quality factor of the second beam meets the predetermined threshold value.

120. The apparatus of claim 117, wherein the one or more selection criteria comprise whether the signals received from the mobile station are received in a random access channel.

121. The apparatus of claim 117, wherein the processing system is capable of executing the first algorithm to select the first beam in real time such that the first beam may be communicated to the base station in real time.

122. The apparatus of claim 117, wherein:

the receiving system is capable of receiving signals in a time slot in a frame;

the processing system is capable of executing the first algorithm to select the first beam during a first portion of the time slot in the frame such that the signals received during a second portion of the time slot in the frame may be communicated to the base station.

123. A method of beam selection in a smart antenna system, comprising:

receiving signals from a mobile station via a plurality of beams;

executing a first algorithm to select from the plurality of beams a first beam for communicating uplink signals to a base station transceiver; and

executing a second algorithm to select from the plurality of beams a second beam for communicating downlink signals to the mobile station, wherein the first beam and second beam comprise different beams.

124. The method of claim 123, wherein:

executing the first algorithm comprises weighting one or more parameters using one or more first parameter weights;

executing the second algorithm comprises weighting the one or more parameters using one or more second parameter weights; and

the first parameter weight corresponding with at least one of the parameters is different from the second parameter weight corresponding with the same parameter.

125. An apparatus for use in a smart antenna system, comprising:

a receiving system capable of receiving signals from a mobile station via a plurality of beams; and

a processing system capable of;

executing a first algorithm to select from the plurality of beams a first beam for communicating uplink signals to a base station; and

executing a second algorithm to select from the plurality of beams a second beam for communicating downlink signals to the mobile station, wherein the first beam and second beam comprise different beams.

126. The apparatus of claim 125, wherein:

the first algorithm comprises one or more first weights, each corresponding with one of a plurality of parameters;

the second algorithm comprises one or more second weights, each corresponding with one or the plurality of parameters; and

the first weight corresponding with at least one of the parameters is different from the second weight corresponding with the same parameter.