Model AAU5613

Huawei Technologies Co. Ltd.
5G NR Band n78
Model AAU5613
WD7MQTRA3001/02312CHN

Publisher EJL Wireless Research
Published in April 2020
Page 140
Inquiry/Order $10,000 USD for Single user license, PDF file
$1,155 USD for each additional user license, PDF file

This report provides a comprehensive analysis for the Huawei Technologies Co., Ltd. AAU5613 Active Antenna Unit (AAU). This product is a 200 Watt unit with 200MHz operating bandwidth (OBW) for the 3.5GHz 5G NR n78 frequency band.

Features

  • System Functional Description
  • System Level Block Diagrams
  • High Level Mechanical Analysis
    • o Heat Sink
    • o Heat Fins
  • High Level PCB Analysis
  • Component Diagrams
    • o Semiconductor/component locations on PCB
  • High Level Bill of Materials
    • o Semiconductor ICs (ASICs, FPGAs, memory, logic, power, etc.)
    • o Passive/other components (Transformers, Power inductors, Power
    • capacitors, power/datacom/optical connectors)
    • o Complete Part Number/Marking
    • o Component Manufacturer Identification
    • o Function Component Description
    • o Package Type
  • Excludes analysis of passive chip resistors, capacitors, and inductors

Total Pages: 140
Total Exhibits: 172
Total Tables: 44


TABLE OF CONTENTS

EXECUTIVE SUMMARY ...................... 7

Active/Passive Component Summary ............... 7
Important Note: ...................... 7

CHAPTER 1: HUAWEI AAU ................ 8

Overview of Active Antenna Unit ..................... 8

CHAPTER 2: PRIMARY CHASSIS/HEATSINK.......... 15

2.1 Heat Transfer Fins Analysis ...................... 18

CHAPTER 3: POWER SUPPLY SUBSYSTEM............ 22

3.1 Power Supply PCB #1 Analysis ................. 32
3.2 Power Supply PCB #2 Analysis ................. 35
3.3 Power Supply PCB #3 Analysis ................. 36

CHAPTER 4: LAYER 1 UBBL SUBSYSTEM............ 43

4.1 UBBL Cover Shield Analysis ...................... 44
4.2 UBBL Chassis/Heatsink Analysis ................ 45
4.3 UBBL eCPRI/Power Interface Door Panel Analysis ............. 49
4.4 UBBL Layer 1 PCB Shield Analysis .................... 50
4.5 UBBL Interface PCB Analysis .................... 52
4.6 UBBLa2 PCB Analysis ....................... 55

CHAPTER 5: RADIO TRANSCEIVER SUBSYSTEM ............ 62

Area A Analysis ....................... 63
Area B Analysis ....................... 67
Area C Analysis ....................... 70
Area D Analysis ...................... 80
Area E Analysis ....................... 88
Area F Analysis ....................... 92
Area G Analysis ...................... 96
Area H Analysis ...................... 98

CHAPTER 6: RF FILTER SUBSYSTEM ............... 100

6.1 RF Filter Shield Analysis .................. 101
6.2 RF Filter PCB Analysis ..................... 111
6.3 RF Filter Analysis .................... 115

CHAPTER 7: ANTENNA SUBSYSTEM ................ 120

7.1 Antenna Specifications ................... 120
7.2 Antenna Radome Analysis ...................... 122
7.3 Antenna Frame Analysis ................. 123
7.4 Antenna Element PCB Analysis ............... 127
7.5 Antenna Element Analysis ...................... 129

APPENDIX A ...................... 132
APPENDIX B ...................... 134
APPENDIX C ...................... 136

TABLES

Table 1: PCB #1 Top Bill of Materials ........................ 39
Table 2: PCB #1 Bottom Bill of Materials .......................... 39
Table 3: PCB #2 Top Bill of Materials ........................ 40
Table 4: PCB #3 Top Bill of Materials ........................ 40
Table 5: PCB #3 Bottom Bill of Materials .......................... 40
Table 6: UBBL Interface PCB Top Bill of Materials ..................... 54
Table 7: UBBL Interface PCB Bottom Bill of Materials ................ 54
Table 8: UBBLa2 PCB Top Bill of Materials ........................ 60
Table 9: UBBLa2 PCB Bottom Bill of Materials ................... 60
Table 10: UBBLa2 PCB Bottom Passive Bill of Materials .................... 61
Table 11: Area A1 Bill of Materials ............................ 66
Table 12: Area A2 Bill of Materials ............................ 66
Table 13: Area B1 Bill of Materials ............................ 69
Table 14: Area B2 Bill of Materials ............................ 69
Table 15: Area C1A1x Bill of Materials ...................... 78
Table 16: Area C1Bx Bill of Materials ........................ 78
Table 17: Area C1Cx Bill of Materials ........................ 78
Table 18: Area C2-1 Bill of Materials ........................ 79
Table 19: Area C2-2 Bill of Materials ........................ 79
Table 20: Area C2-3 Bill of Materials ........................ 79
Table 21: Area C2-4 Bill of Materials ........................ 79
Table 22: Area D1A1x Bill of Materials ...................... 86
Table 23: Area D1Bx Bill of Materials ........................ 86
Table 24: Area D1Cx Bill of Materials ........................ 86
Table 25: Area D2-1 Bill of Materials ........................ 87
Table 26: Area D2-2 Bill of Materials ........................ 87
Table 27: Area D2-3 Bill of Materials ........................ 87
Table 28: Area D2-4 Bill of Materials ........................ 87
Table 29: Area E1A Bill of Materials .......................... 91
Table 30: Area E1B Bill of Materials .......................... 91
Table 31: Area E2 Bill of Materials ............................ 91
Table 32: Area F1A Bill of Materials .......................... 95
Table 33: Area F1B Bill of Materials .......................... 95
Table 34: Area F2 Bill of Materials ............................ 95
Table 35: Area G Bill of Materials ...................... 97
Table 36: Area H Bill of Materials ...................... 99
Table 37: Radio Transceiver PCB Areas by Component Type .................. 134
Table 38: Radio Transceiver PCB Areas by Component Type (con’t)............... 134
Table 39: Power Supply PCB Areas by Component Type ................. 135
Table 40: UBBL PCB Areas by Component Type ..................... 135
Table 41: Radio Transceiver PCB Areas by Active Component Vendor ............ 136
Table 42: Radio Transceiver PCB Areas by Active Component Vendor (con’t) ......... 137
Table 43: Power Supply PCB Areas by Active Component Vendor .................. 138
Table 44: UBBL PCB Areas by Active Component Vendor ................ 139

EXHIBITS

Exhibit 1: Huawei Technologies 5G NR AAU Solution Example .................... 8
Exhibit 2: Huawei AAU5613 Specifications .......................... 9
Exhibit 3: AAU5613 Electronic System Components.................. 10
Exhibit 4: Huawei AAU System Partitioning Diagram ................. 10
Exhibit 5: Huawei AAU RF Beamforming Function Diagram ............... 11
Exhibit 6: AAU5613 System Block Diagram, UBBLa2 Layer 1 Baseband/Beamforming ............ 11
Exhibit 7: AAU5613 System Block Diagram, Digital Front End and Radio Transceivers ............ 12
Exhibit 8: AAU5613, Front View (L) and Rear View (R) .................... 13
Exhibit 9: AAU5613, Top View (L) and Bottom View (R) ................... 13
Exhibit 10: AAU5613, Left Side View ........................ 14
Exhibit 11: AAU5613, Right Side View ...................... 14
Exhibit 12: AAU5613 Chassis/Heatsink, Top View ..................... 15
Exhibit 13: AAU5613 Chassis/Heatsink, Bottom View ................ 15
Exhibit 14: AAU5613 Chassis/Heatsink Heat Pipe and Thermal Pedestal Detail ......... 16
Exhibit 15: Area A Copper Heat Pipe Detail ...................... 16
Exhibit 16: Area B Copper Heat Pipe Detail ...................... 17
Exhibit 17: AAU Heat Transfer Fin Map ..................... 18
Exhibit 18: AAU Heat Transfer Fin Dimensions .................. 18
Exhibit 19: AAU Heat Transfer Fin Height Transition ................. 19
Exhibit 20: AAU Heat Transfer Fin Attachment Detail ................ 19
Exhibit 21: AAU Heat Transfer Fin Design ......................... 20
Exhibit 22: AAU Heat Transfer Fin Design ......................... 20
Exhibit 23: Huawei Cellular Liquid Cooler Technology ...................... 21
Exhibit 24: AAU Power Supply Location ..................... 22
Exhibit 25: AAU Power Supply Bottom View ...................... 22
Exhibit 26: AAU Power Supply Side View .......................... 23
Exhibit 27: AAU Power Supply DC Voltage Path ........................ 23
Exhibit 28: AAU Power Supply DC Conduit Cavity (Enlarged View) .................. 24
Exhibit 29: AAU Power Supply DC Voltage Input Bus Bars ................ 24
Exhibit 30: AAU Power Supply Bottom Heatsink Dimensions .................... 25
Exhibit 31: AAU Power Supply DC Input Voltage Conduit Cavity Detailed View ......... 25
Exhibit 32: AAU Power Supply Module Top Shield, External View .............. 26
Exhibit 33: AAU Power Supply Module Top Shield, Internal View .............. 26
Exhibit 34: AAU Power Supply Bottom Shield Internal View .............. 27
Exhibit 35: DC-DC Converter Module Thermal System ..................... 28
Exhibit 36: DC-DC Converter Module Interposer Thermal Interface Material ............ 28
Exhibit 37: DC-DC Converter Module Interposer Dimensions ................... 29
Exhibit 38: DC-DC Converter Module Heat Transfer Cross Section Diagram ............. 29
Exhibit 39: Deconstruction of AAU Power Supply ...................... 30
Exhibit 40: AAU Power Supply Internal RF Shield/Heatsink, External View ............... 31
Exhibit 41: AAU Power Supply Internal RF Shield/Heatsink, Internal View ............... 31
Exhibit 42: Power Supply PCB #1 Dimensions .................. 32
Exhibit 43: Power Supply PCB #1 Top Component Diagram .............. 32
Exhibit 44: Power Supply PCB #1 Area A1 Component Diagram ............... 33
Exhibit 45: Power Supply PCB #1 Bottom Component Diagram ................ 34
Exhibit 46: Power Supply Module Bus Bar Location, Covered (L), Uncovered (R) ............. 34
Exhibit 47: Power Supply PCB #2 Dimensions .................. 35
Exhibit 48: Power Supply PCB #2 Top Component Diagram .............. 35
Exhibit 49: Power Supply PCB #2 Bottom Component Diagram ................ 36
Exhibit 50: Power Supply PCB #3 Top Component Diagram .............. 36
Exhibit 51: Power Supply PCB #3 Bottom Component Diagram ................ 37
Exhibit 52: DC Terminal Connector System, Top and Bottom ................... 37
Exhibit 53: DC Input Voltage Wire Terminal Block, Top/Bottom and Left/Right Views ....... 38
Exhibit 54: DC Input Voltage Wire Terminal Block, Front and Back Views ................ 38
Exhibit 55: AAU Power Supply PCB #1 Circuit Diagram .................... 41
Exhibit 56: AAU Power Supply PCB #2 Circuit Diagram .................... 42
Exhibit 57: UBBL Subsystem Location ....................... 43
Exhibit 58: UBBL Subsystem Cover, External View ................... 44
Exhibit 59: UBBL Subsystem Cover, Internal View .................... 44
Exhibit 60: UBBL Subsystem Heat Sink Chassis, External View ................ 45
Exhibit 61: UBBL Subsystem Heat Sink Chassis, Internal View ................. 46
Exhibit 62: UBBL Subsystem Heat Sink Chassis, Front View .................... 46
Exhibit 63: UBBL Subsystem Heat Sink Chassis, Rear View .............. 47
Exhibit 64: UBBL Subsystem Heat Sink Chassis, Right View .................... 47
Exhibit 65: UBBL Subsystem Heat Sink Chassis, Left View ............... 48
Exhibit 66: UBBL Subsystem Heat Transfer Fin Heights .................... 48
Exhibit 67: AAU Interface Panel Cover Assembly, External View ............... 49
Exhibit 68: AAU Interface Panel Cover Assembly, Internal View ............... 50
Exhibit 69: UBBL PCB RF Shield, External View ........................ 51
Exhibit 70: UBBL PCB RF Shield, Internal View ........................ 51
Exhibit 71: UBBL Interface PCB Dimensions ..................... 52
Exhibit 72: UBBL Interface PCB Top Component Diagram ................. 53
Exhibit 73: UBBL Interface PCB Bottom Component Diagram ................... 53
Exhibit 74: UBBLa2 PCB Dimensions ......................... 55
Exhibit 75: UBBLa2 System Bock Diagram ....................... 56
Exhibit 76: UBBLa2 Top Component Diagram ................... 57
Exhibit 77: UBBLa2 Bottom Component Diagram ..................... 58
Exhibit 78: UBBLa2 Bottom Passive Component Diagram ................. 59
Exhibit 79: Radio Transceiver PCB, Top View .................... 62
Exhibit 80: Radio Transceiver PCB, Bottom View ...................... 63
Exhibit 81: Area A Subsections ......................... 63
Exhibit 82: Area A1 Component Diagram ......................... 64
Exhibit 83: Area A2 Component ID 2 ........................ 65
Exhibit 84: Area A2 Component ID 4 ........................ 65
Exhibit 85: Area A2 Component Diagram ......................... 65
Exhibit 86: Area B Subsections ......................... 67
Exhibit 87: Area B1 Component Diagram ......................... 67
Exhibit 88: Area B2 Component Diagram ......................... 68
Exhibit 89: Area C Sub-Sections ....................... 70
Exhibit 90: Area C1 Subsections ....................... 71
Exhibit 91: RF Transceiver Block Diagram ........................ 71
Exhibit 92: Area C1A1x Component Diagram .................... 72
Exhibit 93: RF Board Details ............................. 73
Exhibit 94: Area C1B Sub-Sections ........................... 74
Exhibit 95: Area C1B1 Component Diagram ..................... 74
Exhibit 96: Area C1B2 Component Diagram ..................... 74
Exhibit 97: Area C1C Subsections ............................ 75
Exhibit 98: Area C1C1 Component Diagram ..................... 75
Exhibit 99: Area C1C2 Component Diagram ..................... 75
Exhibit 100: Area C2 Sub-Sections ........................... 75
Exhibit 101: Area C2-1 Component Diagram .................... 76
Exhibit 102: Area C2-2 Component Diagram .................... 76
Exhibit 103: Area C2-3 Component Diagram .................... 77
Exhibit 104: Area C2-4 Component Diagram .................... 77
Exhibit 105: Area D Sub-Sections ............................ 80
Exhibit 106: Area D1 Sub-Sections ........................... 81
Exhibit 107: Area D1Ax Component Diagram .................... 81
Exhibit 108: Area D1B Sub-Sections ......................... 82
Exhibit 109: Area D1B1 Component Diagram ................... 82
Exhibit 110: Area D1B2 Component Diagram ................... 82
Exhibit 111: Area D1C Component Diagram ..................... 82
Exhibit 112: Area D2 Sub-Sections ........................... 83
Exhibit 113: Area D2-1 Component Diagram .................... 83
Exhibit 114: Area D2-2 Component Diagram .................... 84
Exhibit 115: Area D2-3 Component Diagram .................... 84
Exhibit 116: Area D2-4 Component Diagram .................... 85
Exhibit 117: Area E Sub-Sections ...................... 88
Exhibit 118: Area E1A Component Diagram ...................... 88
Exhibit 119: Area E1B Component Diagram ...................... 89
Exhibit 120: Quad A/D and D/A IC Circuit ........................ 89
Exhibit 121: Area E2 Component Diagram ........................ 90
Exhibit 122: Area F Sub-Sections ...................... 92
Exhibit 123: Area F1A Component Diagram ...................... 92
Exhibit 124: Area F1B Component Diagram ...................... 93
Exhibit 125: Quad A/D and D/A IC Circuit ........................ 93
Exhibit 126: Area F2 Component Diagram ........................ 94
Exhibit 127: Area G Component Diagram ......................... 96
Exhibit 128: Area H Component Diagram ......................... 98
Exhibit 129: AAU RF Filter Shields .......................... 100
Exhibit 130: RF Filter Shield 1 (L) and RF Filter Shield 2 (R) Dimensions ............... 101
Exhibit 131: RF Filter Shield 1, External View ........................ 102
Exhibit 132: RF Filter Shield 1, Internal View .................. 103
Exhibit 133: RF Filter Shield 1 Radio Channel Ports ................ 104
Exhibit 134: RF Filter Shield 2, External View ........................ 105
Exhibit 135: RF Filter Shield 2, Internal View .................. 106
Exhibit 136: RF Filter Shield 2 Radio Channel Ports ................ 107
Exhibit 137: RF Filter Shield Filter Locations ................... 108
Exhibit 138: RF Connector Pin Detail ...................... 109
Exhibit 139: RF Circulator and Tx Amplifier Detail of Shield ................... 110
Exhibit 140: RF Filter/Antenna Frame Subassembly ................ 111
Exhibit 141: RF Filter PCB Component Diagram ..................... 112
Exhibit 142: RF Antenna Frame Plastic Inserts ....................... 113
Exhibit 143: RF Antenna Frame Subassembly Plastic Supports ............... 113
Exhibit 144: RF Filter and Antenna Dipole Signal Routing Diagram ................ 114
Exhibit 145: RF Filter/Antenna Dipole Signal Diagram .................... 114
Exhibit 146: RF Filter and PCB Subassembly Dimensions ................ 115
Exhibit 147: RF Filter Input/Output Terminals ........................ 116
Exhibit 148: RF Filter Label ............................ 116
Exhibit 149: RF Filter Ground Plane/RF Inputs ...................... 117
Exhibit 150: RF Filter PCB (Top (L)/Bottom (R) Views) ................... 117
Exhibit 151: RF Filter Metal Shield (Attached) ........................ 118
Exhibit 152: RF Filter Metal Shield {Removed) ....................... 118
Exhibit 153: RF Filter Internal Diagram .......................... 119
Exhibit 154: AAU5613 Antenna Array Specifications ...................... 120
Exhibit 155: AAU5613 Antenna Array Configuration ...................... 121
Exhibit 156: AAU5613 Antenna Radome, External View ................. 122
Exhibit 157: AAU5613 Antenna Radome, Internal View .................. 122
Exhibit 158: Antenna Frame Assembly (Top View) ................. 123
Exhibit 159: Antenna Frame Assembly (Bottom View) ................... 124
Exhibit 160: Plastic Antenna Array Block ........................ 125
Exhibit 161: Plastic Array Dimensions, Top (L) and Bottom (R) .............. 125
Exhibit 162: Antenna Element Reflector ......................... 126
Exhibit 163: Antenna PCB Array Layout ......................... 127
Exhibit 164: Antenna Element Grouping, 3:1 Ratio ................. 128
Exhibit 165: RF Filter/Antenna Cross Section Diagram ................... 128
Exhibit 166: Antenna Element Input/Output Signal Launch Transition ............ 129
Exhibit 167: Antenna Element Top and Bottom Views .................... 130
Exhibit 168: Antenna Element Electrical Connection Diagram, Top (L) and Bottom (R) .......... 130
Exhibit 169: Antenna Element PCB Land Pattern .................... 131
Exhibit 170: Component Market Share by Type ..................... 132
Exhibit 171: Active Semiconductor Market Share by Vendor .................. 133
Exhibit 172: Active Semiconductor Market Share by Vendor, 64+ Pin ............ 133

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