Scaleable antenna array architecture using standard radiating subarrays and amplifying/beamforming assemblies

• US 6,703,976 B2
• Filed: 11/21/2001
• Issued: 03/09/2004
• Est. Priority Date: 11/21/2001
• Status: Expired due to Fees

• Current Assignee: Lockheed Martin Corporation (Martin Marietta Corporation)
• Original Assignee: Lockheed Martin Corporation (Martin Marietta Corporation)
• Inventors: Lier, Erik, Jacomb-Hood, Anthony W.
• Primary Examiner(s): Tarcza, Thomas H.
• Assistant Examiner(s): MULL, FRED H
• Application Number:
  US09/989,187
• Publication Number:
  US 20030189515A1
• Time in Patent Office: 839 Days
• Field of Search: 342/373, 342/368, 343/777, 343/778, 343/824
• US Class Current: 342/373
• CPC Class Codes: H01Q 1/288 Satellite antennas
• CPC Class Codes: H01Q 21/0025 Modular arrays
• CPC Class Codes: H01Q 21/005 Slotted waveguides arrays
• CPC Class Codes: H01Q 21/0087 Apparatus or processes specially adapted for manufacturing antenna arrays manufacturing waveguides H01P11/00
• CPC Class Codes: H01Q 21/064 using horn or slot aerials slotted waveguides arrays H01Q21/005
• CPC Class Codes: H01Q 25/00 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

Abstract

A phased array antenna design that is modular and scaleable in terms of beam quantity, coverage area, and receive sensitivity/transmit EIRP. A modular array building block for an antenna array comprises: a plurality of antenna elements, each antenna element operable to receive and output an electromagnetic wave signal, the antenna elements arranged adjacent to each other, a plurality of antenna element interface assemblies; each antenna element interface assembly coupled to one of the plurality of antenna elements and coupling the received signal to an amplifier, and a plurality of circuit board assemblies, the circuit board assemblies arranged substantially parallel to each other, each circuit board assembly comprising: a plurality of amplifiers, each amplifier operable to amplify a received signal from an antenna element, and a plurality of beamformers, each beamformers coupled to an output of an amplifier, wherein the circuit board assemblies, antenna element interface assemblies and antenna elements are arranged so as to form a module.

Claims

1. A configurable modular array building block for an antenna array comprising:

a plurality of antenna elements, each antenna element operable to receive and output an electromagnetic wave signal, the antenna elements arranged adjacent to each other;

a plurality of antenna element interfaces, each antenna element interface coupled to one of the plurality of antenna elements; and

one or more circuit board assemblies, the one or more circuit board assemblies arranged substantially parallel to each other, each circuit board assembly having a plurality of antenna elements connected thereto, each antenna element connected to the circuit board assembly by an antenna element interface, each circuit board assembly comprising;

a plurality of amplifiers, each amplifier operable to amplify a received signal from an antenna element, each amplifier receiving a signal from an antenna element via an antenna element interface; and

one or more beamformers, each beamformer coupled to an output of an amplifier;

wherein the one or more circuit board assemblies, the plurality of antenna element interfaces and the plurality of antenna elements are arranged so as to form a module, and wherein the module can be configured with different scan coverages by altering one or more of the number of antenna elements, the number of circuit boards, a dimension of the antenna elements, or the number of beamformers on each circuit board assembly.

2. The module of claim 1, wherein the antenna elements are arranged adjacent to each other so as to form a grid pattern.

3. The module of claim 2, wherein the antenna elements are arranged adjacent to each other so as to form a triangular grid pattern.

4. The module of claim 2, wherein the antenna elements are arranged adjacent to each other so as to form a rectangular grid pattern.

5. The module as recited in claim 1, wherein the antenna elements comprises an antenna element selected from the group consisting of a 1×

1 antenna elements, a 2×

1 antenna element, a 1×

2 antenna element, a 2×

2 antenna element, a 4×

1 antenna element, a 1×

4 antenna element, a 4×

2 antenna element, a 2×

4 antenna element, and a 4×

4 antenna element.

6. The module of claim 1, wherein the antenna elements are arranged so as to form a plurality of rows and the antenna elements and antenna element interfaces are oriented oppositely in adjacent rows.

7. The module of claim 6, wherein the circuit boards have non-uniform spacing within the module.

8. The module of claim 7, wherein the antenna element interfaces comprise waveguide assemblies.

9. The module of claim 1, wherein the antenna elements are arranged so as to form a plurality of rows and the antenna elements and antenna element interfaces are oriented similarly in adjacent rows.

10. The module of claim 9, wherein the circuit boards have uniform spacing within the module.

11. The module of claim 10, wherein the antenna element interfaces comprise waveguide assemblies.

12. The module of claim 1, wherein each antenna element interface comprises a waveguide assembly.

13. The module of claim 12, wherein each waveguide assembly further comprises a waveguide filter.

14. The module of claim 12, wherein each waveguide assembly further comprises a signal probe operable to convert an electromagnetic wave signal from the antenna to a corresponding electrical signal and output the electrical signal to the amplifier.

15. The module of claim 1, comprising larger antenna elements and a correspondingly smaller number of circuit board assemblies.

16. The module of claim 1, comprising larger antenna elements and correspondingly less populated circuit board assemblies.

17. The module of claim 1, comprising larger antenna elements and a correspondingly smaller number of less populated circuit board assemblies.

18. The module of claim 1, comprising smaller antenna elements and a correspondingly larger number of circuit board assemblies.

19. The module of claim 1, comprising smaller antenna elements and correspondingly more populated circuit board assemblies.

20. The module of claim 1, comprising smaller antenna elements and a correspondingly larger number of more populated circuit board assemblies.

21. The module of claim 1, wherein the beamformers are radio frequency beamformers.

22. The module of claim 1, wherein the beamformers are intermediate frequency beamformers.

23. The module of claim 1, wherein connections between the plurality of amplifiers and the plurality of beamformers are interleaved so that if a number of amplifiers are omitted from a circuit board assembly, at least one beamformer can be omitted from the circuit board assembly.

24. The module as recited in claim 1, wherein the one or more beamformers comprise a power divider and a plurality of phase shifters, the power divider configured to receive a signal from an amplifier and divide the signal into a plurality of signals that are coupled to the plurality of phase shifters.

25. The module as recited in claim 24, wherein the one or more beamformers comprises 16 or 32 phase shifters, and the power divider is configured to divide the received signal into 16 or 32 signals.

26. The module as recited in claim 24, wherein the one or more beamformers further comprise a plurality of attenuators.

27. The module as recited in claim 26, wherein the one or more beamformers comprise 16 or 32 phase shifters and attenuators, and the power divider is configured to divide the received signal into 16 or 32 signals.

28. The module as recited in claim 1, wherein the one or more beamformers are configured into one or more beamformer matrix modules (BFMMs), each BFMM comprising:

four (4) input ports, each input port connected to an amplifier and configured to receive a signal originating from an antenna element;

four (4) 1;

16 power dividers, each power divider connected to one of the input ports and configured to produce 16 separate signals from the one received signal for a total of 64 separate signals;

sixty-four (64) phase shifters, each phase shifter configured to receive one of the 64 separate signals; and

sixteen (16) 4;

1 power combiners, each of the 16 power combiners connected to 4 phase shifters and configured to generate an output signal from the 4 separate signals input from the phase shifters;

wherein each BFMM is configured to receive 4 input signals from 4 antenna elements and generate an output comprising 16 signals, wherein at least some of the 16 signals are phase shifted with respect to other of the 16 signals.

29. The module as recited in claim 28, wherein the module can be configured to generate an output comprising 16 signals, or the module can be configured to generate an output comprising 32 signals.

30. The module as recited in claim 29, wherein for a given number of antenna elements and a given antenna element type, a module generating an output comprising 32 signals comprises twice as many BFMM as a module generating an output comprising 16 signals.

31. The module as recited in claim 29, wherein the module further comprises X-number of M:

1-type beam combiners, wherein X is the number of signals in the output of the module and M is number of circuit board assemblies in the module.

32. The module as recited in claim 28, wherein each BFMM further comprise sixty-four (64) attenuators, each of the attenuators being associate with one of the 64 phase shifters.

34. The antenna array of claim 30, wherein the antenna elements of each module are arranged adjacent to each other so as to form a grid pattern.

35. The antenna array of claim 34, wherein the antenna elements of each module are arranged adjacent to each other so as to form a triangular grid pattern.

36. The antenna array of claim 34, wherein the antenna elements of each module are arranged adjacent to each other so as to form a rectangular grid pattern.

33. An antenna array comprising:

a plurality of configurable antenna array modules interlocking so as to form a contiguous antenna array structure, wherein each antenna array module comprises;

a plurality of antenna elements, each antenna element operable to receive and output an electromagnetic wave signal, the antenna elements arranged adjacent to each other;

a plurality of antenna element interfaces, each antenna element interface coupled to one of be plurality of antenna elements; and

one or more circuit board assemblies, the one or more circuit board assemblies arranged substantially parallel to each other, each circuit board assembly having a plurality of antenna elements connected hereto, each antenna element connected to the circuit board assembly by all antenna element interface, each circuit board assembly comprising;

a plurality of amplifiers, each amplifier operable to amplify a received signal from an antenna element, each amplifier receiving a signal from an antenna element via an antenna element interface; and

one or more beamformers, each beamformer coupled to an output of an amplifier;

wherein the one or more circuit board assemblies, the plurality of antenna element interfaces and the plurality of antenna elements are arranged so as to form a module and wherein the module can be configured with different scan coverages by altering one or more of the number of antenna elements, the number of circuit boards, a dimension of the antenna elements, or the number of beamformers on each circuit board assembly; and

signal frequency, control, and DC power harnesses to electrically connect the plurality of antenna array modules so as to form the antenna array.

37. The antenna array as recited in claim 33, wherein the antenna elements comprises an antenna element selected from the group consisting of a 1×

1 antenna elements, a 2×

1 antenna element, a 1×

2 antenna element, a 2×

2 antenna element, a 4×

1 antenna element, a 1×

4 antenna element, a 4×

2 antenna element, a 2×

4 antenna element, and a 4×

4 antenna element.

38. The antenna array of claim 33, wherein the antenna elements of each module are arranged so as to form a plurality of rows and the antenna elements and antenna element interfaces are oriented oppositely in adjacent rows.

39. The antenna array of claim 38, wherein the circuit boards of each module have non-uniform spacing within the module.

40. The antenna array of claim 39, wherein the antenna element interfaces comprise waveguide assemblies.

41. The antenna array of claim 33, wherein the antenna elements of each module are arranged so as to form a plurality of rows and the antenna elements and antenna element interfaces are oriented similarly in adjacent rows.

42. The antenna array of claim 41, wherein the circuit boards of each module have uniform spacing within the module.

43. The antenna array of claim 42, wherein the antenna element interfaces comprise waveguide assemblies.

44. The antenna array of claim 33, wherein each antenna element interface further comprises a waveguide assembly.

45. The antenna array of claim 44, wherein each waveguide assembly further comprises a waveguide liter.

46. The antenna array of claim 44, wherein each waveguide assembly further comprises a signal probe operable to convert an electromagnetic wave signal from the antenna to a corresponding electrical signal and output the electrical signal to the amplifier.

47. The antenna array of claim 33, wherein each antenna array module comprises larger antenna elements and a correspondingly smaller number of circuit board assemblies.

48. The antenna array of claim 33, wherein each antenna array module comprises larger antenna elements and correspondingly less populated circuit board assemblies.

49. The antenna array of claim 33, wherein each antenna array module comprises larger antenna elements and a correspondingly smaller number of less populated circuit board assemblies.

50. The antenna array of claim 33, wherein each antenna array module comprises smaller antenna elements and a correspondingly larger number of circuit board assemblies.

51. The antenna array of claim 33, wherein each antenna array module comprises smaller antenna elements and correspondingly more populated circuit board assemblies.

52. The antenna array of claim 33, wherein each antenna array module comprises smaller antenna elements and a correspondingly larger number of more populated circuit board assemblies.

53. The antenna array of claim 33, wherein the beamformers are radio frequency beamformers and the signal harness is a radio frequency power combiner.

54. The antenna array of claim 33, wherein the beamformers are intermediate frequency beamformers and the signal harness is an intermediate frequency power combiner.

55. The antenna array of claim 33, wherein connections between the plurality of amplifiers and the plurality of beamformers are interleaved so that if a number of amplifiers are omitted from a circuit board assembly, at least one beamformer can be omitted from the circuit board assembly.

56. The antenna array as recited in claim 33, wherein the one or more beamformers comprise a power divider and a plurality of phase shifters, the power divider configured to receive a signal from an amplifier and divide the signal into a plurality of signals that are coupled to the plurality of phase shifters.

57. The antenna array as recited in claim 56, wherein the one or more beamformers comprises 16 or 32 phase shifters, and the power divider is configured to divide the received signal into 16 or 32 signals.

58. The antenna array as recited in claim 56, wherein the one or more beamformers further comprise a plurality of attenuators.

59. The antenna array as recited in claim 58, wherein the one or more beamformers comprise 16 or 32 phase shifters and attenuators, and the power divider is configured to divide the received signal into 16 or 32 signals.

60. The antenna array as recited in claim 33, wherein the one or more beamformers are configured into one or more beamformer matrix modules (BFMMs), each BFMM comprising:

four (4) input ports each input port connected to an amplifier and configured to receive a signal originating from an antenna element;

four (4) 1;

16 power dividers, each power divider connected to one of the input ports and configured to produce 16 separate signals from the one received signal for a total of 64 separate signals;

sixty-four (64) phase shifters, each phase shifter configured to receive one of the 64 separate signals; and

sixteen (16) 4;

1 power combiners, each of the 16 power combiners connected to 4 phase shifters and configured to generate an output signal from the 4 separate signals input from the phase shifters;

wherein each BFMM is configured to receive 4 input signals from 4 antenna elements and generate an output comprising 16 signals, wherein at least some of the 16 signals are phase shifted with respect to other of the 16 signals.

61. The antenna array as recited in claim 60, wherein each module can be configured to generate an output comprising 16 signals, or each module call be configured to generate an output comprising 32 signals.

62. The antenna array as recited in claim 61, wherein for a given number of antenna elements and a given antenna element type, a module generating an output comprising 32 signals comprises twice as many BFMMs as a module generating an output comprising 16 signals.

63. The antenna array as recited in claim 61, wherein each module further comprises X-number of M:

1-type beam combiners, wherein X is the number of signals in the output of the module, and M is the number of circuit board assemblies in the module.

64. The antenna array as recited in claim 63, wherein the antenna array further comprises Y-number of N:

1-type beam combiners, wherein Y is the number of signals in the output of each module, and N is the number of modules in the antenna array.

65. The antenna array as recited in claim 60, wherein each BFMM further comprise sixty-four (64) attenuators, each of the attenuators being associate with one of the 64 phase shifters.

66. A configurable modular array building block for all antenna array comprising:

a plurality of antenna elements, each antenna element operable to receive and transmit an electromagnetic wave signal, the antenna elements arranged adjacent to each other;

a plurality of antenna element interfaces, each antenna element interface coupled to one of the plurality of antenna elements; and

one or more circuit board assemblies, the one or more circuit board assemblies arranged substantially parallel to each other, each circuit board assembly having a plurality of antenna elements connected thereto, each antenna element connected to the circuit board assembly by an antenna element interface, each circuit board assembly comprising;

one or more beamformers; and

a plurality of amplifiers coupled to one or more of the beamformers, each amplifier operable to amplify a signal being transmitted from one or more of the beamformers to an antenna element, each amplifier transmitting a signal to an antenna element via an antenna element interface;

wherein the one or more circuit board assemblies, the plurality of antenna element interfaces and the plurality of antenna elements are arranged so as to form a module, and wherein the module can be configured with different scan coverages by altering one or more of the number of antenna elements, the number of circuit boards, a dimension of the antenna elements, or the number of beamformers on each circuit board assembly.

67. The module of claim 66, wherein the antenna elements are arranged adjacent to each other so as to form a grid pattern.

68. The module of claim 67, wherein the antenna elements are arranged adjacent to each other so as to form a triangular grid pattern.

69. The module of claim 67, wherein the antenna elements are arranged adjacent to each other so as to form a rectangular grid pattern.

70. The module as recited in claim 66, wherein the antenna elements comprises an antenna element selected from the group consisting of a 1×

1 antenna elements, a 2×

1 antenna element, a 1×

2 antenna element, a 2×

2 antenna element, a 4×

1 antenna element, a 1×

4 antenna element, a 4×

2 antenna element, a 2×

4 antenna element, and a 4×

4 antenna element.

71. The module of claim 66, wherein the antenna elements are arranged adjacent so as to form a plurality of rows and the antenna elements and antenna element interfaces are oriented oppositely in adjacent rows.

72. The module of claim 71, wherein the circuit boards have non-uniform spacing within module.

73. The module of claim 72, wherein the antenna element interfaces comprise waveguide assemblies.

74. The module of claim 66, wherein the antenna elements are arranged so as to form a plurality of rows and the antenna elements and antenna element interfaces are oriented similarly in adjacent rows.

75. The module of claim 74, wherein the circuit boards have uniform spacing within module.

76. The module of claim 75, wherein the antenna element interfaces comprise wavelength assemblies.

77. The module of claim 66, wherein each antenna element interface further comprises a waveguide assembly.

78. The module of claim 77, wherein each waveguide assembly further comprises a waveguide filter.

79. The module of claim 77, wherein each waveguide assembly further comprises a signal probe operable to convert an electrical signal at the output of the amplifier to a corresponding electromagnetic wave signal in the waveguide.

80. The module of claim 66, comprising larger antenna elements and a correspondingly smaller number of circuit board assemblies.

81. The module of claim 66, comprising larger antenna elements and correspondingly less populated circuit board assemblies.

82. The module of claim 66, comprising larger antenna elements and a correspondingly smaller number of less populated circuit board assemblies.

83. The module of claim 66, comprising smaller antenna elements and a correspondingly larger number of circuit board assemblies.

84. The module of claim 66, comprising smaller antenna elements and correspondingly more populated circuit board assemblies.

85. The module of claim 66, comprising smaller antenna elements and a correspondingly larger number of more populated circuit board assemblies.

86. The module of claim 66, wherein the beamformers are radio frequency beamformers.

87. The module of claim 66, wherein the beamformers are intermediate frequency beamformers.

88. The module of claim 66, wherein connections between the plurality of amplifier and the plurality of beamformers are interleaved so that if a number of amplifiers are omitted from a circuit board assembly, at least one beamformer can be omitted from the circuit board assembly.

89. The module as recited in claim 66, wherein the one or more beamformers comprise a plurality of phase shifters and a power combiner, the plurality of phase shifters are configured to receive signals from beam ports and are coupled to the power combiner, the power combiner further being coupled to an amplifier and configured to receive signals from the plurality of phase shifters and combine the signals from the phase shifters into a single signal.

90. The module as recited in claim 89, wherein the one or more beamformers comprises 16 or 32 phase shifters, and the power combiner is configured to combine the 16 or 32 signals from the 16 or 32 phase shifters, respectively.

91. The module as recited in claim 89, wherein the one or more beamformers further comprise a plurality of attenuators.

92. The module as recited in claim 91, wherein the one or more beamformers comprise 16 or 32 phase shifters and attenuators, and the power divider is configured to divide the received signal into 16 or 32 signals.

93. The module as recited in claim 66, wherein the one or more beamformers are configured into one or more beamformer matrix modules (BFMMs), each BFMM comprising:

sixteen (16) input ports, each input port configured to receive a signal from one of 16 beam ports;

sixteen (16) 1;

4 power dividers, each power divider configured to divide each of the 16 signals from the 16 beam ports into 4 separate signals for a total of 64 signals;

sixty-four (64) phase shifters, each phase shifter configured to receive one of the 64 separate signals; and

four (4) 16;

1 power combiners, each of the 4 power combiners connected to 16 phase shifters and configured to generate an output signal from the 16 separate signals input from the phase shifters;

wherein each BFMM is configured to receive 16 input signals from 16 beam ports and generate 4 output signals each being coupled to an antenna element.

94. The module as recited in claim 93, wherein the module can be configured to receive signals from 16 beam ports, or the module can be configured to receive signals from 32 beam ports.

95. The module as recited in claim 94, wherein for a given number of antenna elements and a given antenna element type, a module receiving signals from 32 beam ports comprises twice as many BFMMs as a module receiving signals from 16 beam ports.

96. The module as recited in claim 93, wherein the module further comprises X-number of 1:

M-type beam dividers, wherein X is the number of beam port signals the module receives, and M is the number of circuit board assemblies in the module.

97. The module as recited in claim 93, wherein each BFMM further comprise sixty-four (64) attenuators, each of the attenuators being associate with one of the 64 phase shifters.

98. An antenna array comprising:

a plurality of configurable antenna array modifies interlocking so as to form a contiguous antenna array structure, wherein each antenna array module comprises;

a plurality of antenna elements, each antenna element operable to receive and transmit an electromagnetic wave signal, the antenna elements arranged adjacent to each other;

a plurality of antenna element interfaces each antenna element interface coupled to one of the plurality of antenna elements; and

one or more circuit board assemblies, the one or more circuit board assemblies arranged substantially parallel to each other, each circuit board assembly having a plurality of antenna elements connected thereto, each antenna element connected to the circuit board assembly by an antenna element interface, each circuit board assembly comprising;

one or more beamformers; and

a plurality of amplifiers coupled to one or more of the beamformers, each amplifier operable to amplify a signal being transmitted from one or more of the beamformers to an antenna element, each amplifier transmitting a signal to an antenna element via an antenna element interface;

wherein the one or more circuit board assemblies, the plurality of antenna element interfaces and the plurality of antenna elements are arranged so as to form a module, and wherein the module can be configured with different scan coverages by altering one or more of the number of antenna elements, the number of circuit boards, a dimension of the antenna elements, or the number of beamformers on each circuit board assembly; and

signal frequency, control, and DC power harnesses to electrically connect the plurality of antenna array modules so as to form the antenna array.

99. The antenna array of claim 98, wherein the antenna elements of each module are arranged adjacent to each other so as to form pattern.

100. The antenna array of claim 99, wherein the antenna elements of each module are arranged adjacent to each other so as to form a triangular grid pattern.

101. The antenna array of claim 99, wherein the antenna elements of each module are arranged adjacent to each other so as to form a rectangular grid pattern.

102. The antenna array as recited in claim 98, wherein the antenna elements comprises an antenna element selected from the group consisting of a 1×

1 antenna elements, a 2×

1 antenna element, a 1×

2 antenna element, a 2×

2 antenna element, a 4×

1 antenna element, a 1×

4 antenna element, a 4×

2 antenna element, a 2×

4 antenna element, and a 4×

4 antenna element.

103. The antenna array of claim 98, wherein the antenna elements of each module are arranged so as to form a plurality of rows and the antenna elements and antenna element interfaces are oriented oppositely in adjacent rows.

104. The antenna array of claim 103, wherein the circuit boards of each module have non-uniform spacing within the module.

105. The antenna array of claim 104, wherein the antenna element interfaces comprise waveguide assemblies.

106. The antenna array of claim 98, wherein the antenna elements of each module are arranged so as to form a plurality of rows and the antenna elements and antenna element interfaces are oriented similarly in adjacent rows.

107. The antenna array of claim 106, wherein the circuit boards of each module have uniform spacing within the module.

108. The antenna array of claim 107, wherein the antenna element interfaces comprise waveguide assemblies.

109. The antenna array of claim 98, wherein each antenna element interface further comprises a waveguide assembly.

110. The antenna array of claim 109, wherein each waveguide assembly further comprises a waveguide filter.

111. The antenna array of claim 109, wherein each waveguide assembly further comprises a signal probe operable to convert an electrical signal at the output of the amplifier to a corresponding electromagnetic wave signal in the waveguide.

112. The antenna array of claim 98, wherein each antenna array module comprises larger antenna elements and a correspondingly smaller number of circuit board assemblies.

113. The antenna array of claim 98, wherein each antenna array module comprises larger antenna elements and correspondingly less populated circuit board assemblies.

114. The antenna array of claim 98, wherein each antenna array module comprises larger antenna elements and a correspondingly smaller number of less populated circuit board assemblies.

115. The antenna array of claim 98, wherein each antenna array module comprises smaller antenna elements and a correspondingly larger number of circuit board assemblies.

116. The antenna array of claim 98, wherein each antenna array module comprises smaller antenna elements and correspondingly more populated circuit board assemblies.

117. The antenna array of claim 98, wherein each antenna array module comprises smaller antenna elements and a correspondingly larger number of more populated circuit board assemblies.

118. The antenna array of claim 98, wherein the beamformers are radio frequency beamformers and the signal harness is a radio frequency power divider.

119. The antenna array of claim 98, wherein the beamformers are intermediate frequency beamformers and the signal harness is an intermediate frequency power divider.

120. The module of claim 98, wherein connections between the plurality of amplifiers and the plurality of beamformers are interleaved so that if a number of amplifiers are omitted from a circuit board assembly, at least one beamformer can be omitted from the circuit board assembly.

121. The antenna array as recited in claim 98, wherein the one or more beamformers comprise a plurality of phase shifters and a power combiner, the plurality of phase shifters are configured to receive signals from beam ports and are coupled to the power combiner, the power combiner further being coupled to an amplifier and configured to receive signals from the plurality of phase shifters and combine the signals from the phase shifters into a single signal.

122. The antenna array as recited in claim 121, wherein the one or more beamformers comprises 16 or 32 phase shifters, and the power combiner is configured to combine the 16 or 32 signals from the 16 or 32 phase shifters, respectively.

123. The antenna array as recited in claim 121, wherein the one or more beamformers further comprise a plurality of attenuators.

124. The antenna array as recited in claim 123, wherein the one or more beamformers comprise 16 or 32 phase shifters and attenuators, and the power divider is configured to divide the received signal into 16 or 32 signals.

125. The antenna array as recited in claim 98, wherein the one or more beamformers are configured into one or more beamformer matrix modules (BFMMs), each BFMM comprising:

sixteen (16) input ports, each input port configured to receive a signal from one of 16 beam ports;

sixteen (16) 1;

4 power dividers, each power divider configured to divide each of the 16 signals from the 16 beam ports into 4 separate signals for a total of 64 signals;

sixty-four (64) phase shifters, each phase shifter configured to receive one of the 64 separate signals; and

four (4) 16;

1 power combiners, each of the 4 power combiners connected to 16 phase shifters and configured to generate an output signal from the 16 separate signals input from the phase shifters;

wherein each BFMM is configured to receive 16 input signals from 16 beam ports and generate 4 output signals each being coupled to an antenna element.

126. The antenna array as recited in claim 125, wherein each module can be configured to receive signals from 16 beam ports, or each module can be configured to receive signals from 32 beam ports.

127. The antenna array as recited in claim 126, wherein for a given number of antenna elements and a given antenna, element type, a module receiving signals from 32 beam ports comprises twice as many BFMMs as a module receiving signals from 16 beam ports.

128. The antenna array as recited in claim 126, wherein the antenna array further comprises Y-number of 1:

N-type beam, dividers, wherein Y is the number of beam port signals the antenna array receives, and N is the number of modules in the antenna array.

129. The antenna array as recited in claim 128, wherein each module further comprises X-number of 1:

M-type beam dividers, wherein X is the number of beam port signals the antenna array receives, and M is the number of circuit board assemblies in the module.

130. The antenna array as recited in claim 125, wherein each BFMM further comprise sixty-four (64) attenuators, each of the attenuators being associate with one of the 64 phase shifters.

131. An antenna array comprising:

a plurality of configurable antenna array modules interlocking so as to form a contiguous antenna array structure, wherein each antenna array module comprises;

a plurality of antenna elements, each antenna element operable to receive and output an electromagnetic wave signal and to transmit an electromagnetic wave signal, the antenna elements arranged adjacent to each other;

a plurality of antenna element interfaces, each antenna element interface coupled to one of the plurality of antenna elements; and

one or more of the circuit board assemblies, the circuit board assemblies arranged substantially parallel to each other, each circuit board assembly having a plurality of antenna elements connected thereto, each antenna element connected to the circuit board assembly by an antenna element interface, each circuit board assembly comprising;

one or more beamformers;

a plurality of receive amplifiers, each receive amplifier operable to amplify a signal being received by an antenna element and transmitted to one or more of the beamformers,

a plurality of transmit amplifiers, each transmit amplifier operable to amplify a signal being transmitted from one or more of the beamformers to an antenna element,

a plurality of first duplexing devices, each of the first duplexing devices coupling a transmit amplifier output and a receive amplifier input to an antenna element interface,

a plurality of second duplexing devices, each of the second duplexing devices coupling one or more beamformers to a transmit amplifier input and to a receive amplifier output;

wherein the one or more circuit board assemblies, the plurality of antenna element interfaces and the plurality of antenna elements are arranged so as to form a module, and wherein the module can be configured with different scan coverages by altering one or more of the number of antenna elements, the number of circuit boards, a dimension of the antenna elements, or the number of beamformers on each circuit board assembly; and

signal frequency, control, and DC power harnesses to electrically connect the plurality of antenna array modules so as to form antenna array.

132. The antenna array of claim 131, wherein the antenna elements of each module are arranged adjacent to each other so as to form a grid pattern.

133. The antenna array of claim 132, wherein the antenna elements of each module are arranged adjacent to each other so as to form a triangular grid pattern.

134. The antenna array of claim 132, wherein the antenna elements of each module are arranged adjacent to each other so as to form a rectangular grid pattern.

135. The antenna array of claim 131, wherein the antenna elements of each module are arranged so as to form a plurality of rows and the antenna elements and antenna element interfaces are oriented oppositely in adjacent rows.

136. The antenna array of claim 135, wherein the circuit boards of each module have non-uniform spacing within the module.

137. The antenna array of claim 136, wherein the antenna element interfaces comprise waveguide assemblies.

138. The antenna array of claim 131, wherein the antenna elements of each module are arranged so as to form a plurality of rows and the antenna elements and antenna element interfaces are oriented similarly in adjacent rows.

139. The antenna array of claim 138, wherein the circuit boards of each module have uniform spacing within the module.

140. The antenna array of claim 139, wherein the antenna element interfaces comprise waveguide assemblies.

141. The antenna array of claim 131, wherein each antenna element interface further comprises a waveguide assembly.

142. The antenna array of claim 141, wherein each waveguide assembly further comprises a waveguide filter.

143. The antenna array of claim 141, wherein each waveguide assembly further comprises a signal probe operable to convert an electromagnetic wave signal from the antenna to a corresponding electrical signal and output the electrical signal to the amplifier, or an electrical signal at the output of the amplifier to a corresponding electromagnetic wave signal in the waveguide.

144. The antenna array of claim 131, wherein each antenna array module comprises larger antenna elements and a correspondingly smaller number of circuit board assemblies.

145. The antenna array of claim 131, wherein each antenna array module comprises larger antenna elements and correspondingly less populated circuit board assemblies.

146. The antenna array of claim 131, wherein each antenna array module comprises larger antenna elements and a correspondingly smaller number of less populated circuit board assemblies.

147. The antenna array of claim 131, wherein each antenna array module comprises smaller antenna elements and a correspondingly larger number of circuit board assemblies.

148. The antenna array of claim 131, wherein each antenna array module comprises smaller antenna elements and correspondingly more populated circuit board assemblies.

149. The antenna array of claim 131, wherein each antenna array module comprises smaller antenna elements and a correspondingly larger number of more populated circuit board assemblies.

150. The antenna array of claim 131, wherein the beamformers are radio frequency beamformers and the signal harness is a radio frequency power divider/combiner.

151. The antenna array of claim 131, wherein the beamformers are intermediate frequency beamformers and the signal harness is an intermediate frequency power divider/combiner.

152. The module of claim 131, wherein connections between the plurality of amplifliers and the plurality of beamformers are interleaved so that if a number of amplifiers are omitted from a circuit board assembly, at least one beamformer can be omitted from the circuit board assembly.