WO2019124984A1 - 안테나와 rf 소자를 포함하는 모듈 및 이를 포함하는 기지국 - Google Patents
안테나와 rf 소자를 포함하는 모듈 및 이를 포함하는 기지국 Download PDFInfo
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- WO2019124984A1 WO2019124984A1 PCT/KR2018/016264 KR2018016264W WO2019124984A1 WO 2019124984 A1 WO2019124984 A1 WO 2019124984A1 KR 2018016264 W KR2018016264 W KR 2018016264W WO 2019124984 A1 WO2019124984 A1 WO 2019124984A1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
- H01Q1/38—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/02—Arrangements for de-icing; Arrangements for drying-out ; Arrangements for cooling; Arrangements for preventing corrosion
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/2283—Supports; Mounting means by structural association with other equipment or articles mounted in or on the surface of a semiconductor substrate as a chip-type antenna or integrated with other components into an IC package
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
- H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
- H01Q1/246—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for base stations
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
- H01Q9/04—Resonant antennas
- H01Q9/0407—Substantially flat resonant element parallel to ground plane, e.g. patch antenna
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/0413—MIMO systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q1/00—Details of selecting apparatus or arrangements
- H04Q1/02—Constructional details
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/18—Printed circuits structurally associated with non-printed electric components
- H05K1/181—Printed circuits structurally associated with non-printed electric components associated with surface mounted components
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/34—Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements
- H01L23/36—Selection of materials, or shaping, to facilitate cooling or heating, e.g. heatsinks
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/34—Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements
- H01L23/42—Fillings or auxiliary members in containers or encapsulations selected or arranged to facilitate heating or cooling
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/42—Housings not intimately mechanically associated with radiating elements, e.g. radome
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
- H01Q21/061—Two dimensional planar arrays
- H01Q21/065—Patch antenna array
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
- H01Q9/04—Resonant antennas
- H01Q9/0407—Substantially flat resonant element parallel to ground plane, e.g. patch antenna
- H01Q9/0414—Substantially flat resonant element parallel to ground plane, e.g. patch antenna in a stacked or folded configuration
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
- H01Q9/04—Resonant antennas
- H01Q9/0407—Substantially flat resonant element parallel to ground plane, e.g. patch antenna
- H01Q9/045—Substantially flat resonant element parallel to ground plane, e.g. patch antenna with particular feeding means
- H01Q9/0457—Substantially flat resonant element parallel to ground plane, e.g. patch antenna with particular feeding means electromagnetically coupled to the feed line
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/04—Assemblies of printed circuits
- H05K2201/042—Stacked spaced PCBs; Planar parts of folded flexible circuits having mounted components in between or spaced from each other
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10007—Types of components
- H05K2201/10015—Non-printed capacitor
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10007—Types of components
- H05K2201/10098—Components for radio transmission, e.g. radio frequency identification [RFID] tag, printed or non-printed antennas
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10613—Details of electrical connections of non-printed components, e.g. special leads
- H05K2201/10621—Components characterised by their electrical contacts
- H05K2201/10719—Land grid array [LGA]
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10613—Details of electrical connections of non-printed components, e.g. special leads
- H05K2201/10621—Components characterised by their electrical contacts
- H05K2201/10734—Ball grid array [BGA]; Bump grid array
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K9/00—Screening of apparatus or components against electric or magnetic fields
- H05K9/0007—Casings
- H05K9/0049—Casings being metallic containers
Definitions
- the present invention relates to a structure of a module that can be mounted on a base station and a mobile device, including an antenna and an RF device.
- a 5G communication system or a pre-5G communication system is called a system after a 4G network (Beyond 4G network) communication system or after a LTE system (Post LTE).
- 5G communication systems are being considered for implementation in very high frequency (mmWave) bands (e.g., 28 gigahertz (28GHz) bands).
- the 5G communication system In order to mitigate the path loss of the radio wave in the very high frequency band and to increase the propagation distance of the radio wave, in the 5G communication system, beamforming, massive MIMO, full-dimension MIMO (FD-MIMO ), Array antennas, analog beam-forming, and large scale antenna technologies are being discussed.
- the 5G communication system has developed an advanced small cell, an advanced small cell, a cloud radio access network (cloud RAN), an ultra-dense network, (D2D), a wireless backhaul, a moving network, cooperative communication, Coordinated Multi-Points (CoMP), and interference cancellation Have been developed.
- cloud RAN cloud radio access network
- D2D ultra-dense network
- CoMP Coordinated Multi-Points
- ACM Advanced Coding Modulation
- FQAM Hybrid FSK and QAM Modulation
- SWSC Sliding Window Superposition Coding
- FBMC Filter Bank Multi Carrier
- SCMA subcarrier code multiple access
- IoT Internet of Things
- IoE Internet of Everything
- M2M machine to machine
- MTC Machine Type Communication
- a plurality of antennas and RF elements are mounted on a base station applied to the 5G communication system.
- the antenna and the RF device may be coupled to the substrate, and circuit wiring for connecting the antenna, the RF device, and other circuit components may be formed in the substrate.
- the number of necessary substrates varies according to how the antenna, the RF device, and the substrate are combined, and the circuit stability of the antenna module can be determined based on the number of the substrates.
- the present invention provides an apparatus capable of miniaturizing the antenna module while minimizing the use of the substrate while improving the circuit stability of the antenna module.
- An antenna module includes a first substrate layer on which at least one substrate is stacked, an antenna coupled to an upper surface of the first substrate layer, an upper surface coupled to a lower surface of the first substrate layer, And a radio frequency (RF) device coupled to a lower surface of the second substrate layer.
- RF radio frequency
- the antenna may be a patch antenna.
- the antenna module may further include at least one capacitor coupled to a bottom surface of the second substrate layer.
- the antenna module may further include a first cover coupled to a lower surface of the first substrate layer and surrounding the second substrate layer and the RF device.
- the first cover may be a shield can, and the first cover and the first substrate layer may be coupled through a shield can clip.
- the RF device and the first cover may be coupled through a thermal interface material (TIM).
- TIM thermal interface material
- the antenna module may further include a heat radiator coupled to a lower end surface of the first substrate layer and a lower end surface of the first cover to absorb heat emitted from the first substrate layer and the first cover.
- a grid array is formed on a lower surface of the first substrate layer, and the first substrate layer and the second substrate layer may be electrically connected through the grid array.
- the antenna module may further include a second cover surrounding the antenna on an upper surface of the first substrate layer.
- the package type module may include a first substrate layer on which at least one substrate is stacked, an antenna coupled to a top surface of the first substrate layer, A second substrate layer coupled to a lower surface of the first substrate layer and having at least one substrate stacked thereon, and an RF (Radio Frequency) device coupled to a lower surface of the second substrate layer.
- RF Radio Frequency
- the antenna may be a patch antenna.
- the base station may further include at least one capacitor coupled to a bottom surface of the second substrate layer.
- the base station may further include a first cover coupled to a lower surface of the first substrate layer and surrounding the second substrate layer and the RF device.
- the first cover may be a shield can, and the first cover and the first substrate layer may be coupled through a shield can clip.
- the RF device and the first cover may be coupled through a thermal interface material (TIM).
- TIM thermal interface material
- the base station may further include a radiator coupled to a lower surface of the first substrate layer and a lower surface of the first cover to absorb heat emitted from the first substrate layer and the first cover.
- a grid array is formed on a lower surface of the first substrate layer, and the first substrate layer and the second substrate layer may be electrically connected through the grid array.
- the base station may further include a second cover covering the antenna on a top surface of the first substrate layer.
- the number of substrates constituting the antenna module can be reduced, which may be advantageous in terms of downsizing and price competitiveness of the antenna module.
- the antenna module structure according to the present invention can be more advantageous in terms of mass productivity and reliability because the probability of progress failure due to a force transmitted only in one direction is reduced as compared with a conventional antenna module structure.
- the durability of the antenna module can be improved.
- FIG. 1 is a view showing an embodiment of a packaged module mounted on a base station.
- FIG. 2 is a diagram illustrating the configuration of an antenna module according to the present invention.
- FIG 3 is a view illustrating an internal configuration of an antenna module substrate layer according to the present invention.
- FIG. 4 is a side view of an antenna module according to the present invention.
- 5A is a side view of a first substrate layer according to the present invention.
- 5B is a top view of the first substrate layer according to the present invention.
- FIG. 5C is a diagram showing the s parameter of the first substrate layer according to the present invention.
- 6A is a side view of a substrate layer in which a first substrate layer and a second substrate layer are combined according to the present invention.
- 6B is a top view of a substrate layer formed by combining a first substrate layer and a second substrate layer according to the present invention.
- FIG. 6C is a diagram showing s parameters of a substrate layer in which a first substrate layer and a second substrate layer are combined according to the present invention.
- FIG. 7A is a side view of an antenna module with a first substrate layer, a second substrate layer, and an antenna array according to the present invention.
- FIG. 7B is a diagram illustrating s parameters of an antenna module including a first substrate layer, a second substrate layer, and an antenna array according to the present invention.
- FIG. 8 is a side view of an antenna module according to the present invention.
- Computer program instructions may also be stored on a computer or other programmable data processing equipment so that a series of operating steps may be performed on a computer or other programmable data processing equipment to create a computer- It is also possible for the instructions to perform the processing equipment to provide steps for executing the functions described in the flowchart block (s).
- each block may represent a module, segment, or portion of code that includes one or more executable instructions for executing the specified logical function (s).
- the functions mentioned in the blocks may occur out of order. For example, two blocks shown in succession may actually be executed substantially concurrently, or the blocks may sometimes be performed in reverse order according to the corresponding function.
- " part " used in the present embodiment means a hardware component such as software or an FPGA or an ASIC, and 'part' performs certain roles.
- 'part' is not meant to be limited to software or hardware.
- &Quot; to " may be configured to reside on an addressable storage medium and may be configured to play one or more processors.
- 'parts' may refer to components such as software components, object-oriented software components, class components and task components, and processes, functions, , Subroutines, segments of program code, drivers, firmware, microcode, circuitry, data, databases, data structures, tables, arrays, and variables.
- components 'parts' may be combined into a smaller number of components and 'parts' or further separated into additional components and 'parts'.
- the components and components may be implemented to play back one or more CPUs in a device or a secure multimedia card.
- 'to' may include one or more processors.
- FIG. 1 is a view showing an embodiment of a packaged module mounted on a base station.
- the base station according to the present invention can mount the packaged module 100 shown in FIG.
- the base station according to the present invention may include a plurality of antenna modules 110.
- FIG. 1 discloses a packaged module 100 that includes 64 antenna modules 110.
- the antenna module 110 may include a connector for supplying power to the antenna module 110 and a DC / DC converter for converting a voltage of the power source.
- the packaged module 100 according to the present invention may include an FPGA (Field Programmable Gate Array).
- the FPGA is a semiconductor device that includes a programmable logic element and a programmable internal line.
- the possible logic elements can be programmed by replicating logic gates such as AND, OR, XOR, NOT, and more complex decoder functions.
- the FPGA may further include a flip-flop or a memory.
- the antenna module 110 may include a plurality of LDO (Low Dropout) regulators as shown in FIG.
- the LDO regulator has a lower output voltage than the input voltage, and is highly efficient when the voltage difference between the input voltage and the output voltage is small, thereby eliminating the noise of the input power source.
- the LDO regulator has a low output impedance, and can also function to stabilize a circuit by placing a dominant pole in the circuit.
- the DC / DC FPGA and the LDO constituting the packaged module 100 can be added or deleted according to need, so that the scope of the present invention should not be limited to the scope of the present invention. Will be.
- FIG. 2 is a diagram illustrating the configuration of an antenna module according to the present invention.
- An antenna module includes a first substrate layer 200 on which at least one substrate is stacked, an antenna 220 coupled to a top surface of the first substrate layer, A second substrate layer 240 coupled to a lower surface of the second substrate layer 240 and having at least one substrate stacked thereon and an RF (Radio Frequency) device 260 coupled to a lower surface of the second substrate layer 240 have.
- RF Radio Frequency
- the first substrate layer 200 and the second substrate layer 240 refer to a substrate on which a circuit is formed. Generally, a PCB (Printed Circuit Board) substrate and a PWB (Printed Wiring Board) may be included.
- the first substrate layer 200 and the second substrate layer 240 may be formed on the surface or inside the circuit for connecting the respective circuit components based on the designed circuit.
- the first substrate layer 200 to which the antenna 220 is coupled may be the main board of the antenna module according to the present invention.
- the antenna 220 and other circuit components (such as LDO, DC / DC, and the like may be included therein) may be electrically connected to the first substrate layer 200 through wires formed in the first substrate layer 200 Lt; / RTI >
- the first substrate layer 200 may be formed by laminating at least one substrate.
- the first substrate layer 200 according to the present invention may include only circuit wirings for connecting the antenna and each circuit component,
- the second substrate layer 240 may constitute only the circuit wiring for connecting the RF element and each circuit component.
- the number of the substrates constituting the first substrate layer 200 can be reduced compared with the prior art, so that the thickness and the material ratio of the first substrate layer can be reduced, So that the loss due to the internal resistance of the substrate can be reduced.
- a plurality of antennas 220 may be disposed on the first substrate layer 200. For example, as shown in FIG. 1, four antennas 220 may be spaced apart from each other by a predetermined distance, (Not shown).
- the antenna 220 can be configured with a patch antenna.
- the patch antenna may be formed through a method of forming a specific metal shape on a circuit board.
- a metal shape is formed on the upper surface of the first substrate layer 200 to constitute the antenna 220 can do.
- the second substrate layer 240 is a substrate layer for circuit wiring between the RF element 260 and other circuit components as described above.
- the second substrate layer 240 may be formed by stacking a plurality of substrates like the first substrate layer 200. However, since the second substrate layer 240 does not correspond to the main board, the number of the substrates stacked on the second substrate layer 240 may be smaller than the number of the substrates stacked on the first substrate layer 200.
- the upper surface of the second substrate layer 240 may be bonded to the lower surface of the first substrate layer 200 in various ways.
- a sealing ring 245 is formed on the second substrate layer 240, The first substrate layer 200 and the second substrate layer 240 are bonded to each other at both lateral ends of the first substrate layer 200 and the second substrate layer 240, respectively.
- first substrate layer 200 and the second substrate layer 240 must be electrically connected in order for the RF device 260 and the antenna 220 or other circuit components to be electrically connected to each other. Accordingly, in the present invention, a grid array is formed on the bottom surface of the first substrate layer 200 so that the first substrate layer 200 and the second substrate layer 240 can be conducted through the grid array .
- the grid array may include an LGA (Land Grid Array) and a BGA (Ball Grid Array).
- LGA is a method in which chip electrodes are arranged in an array on the lower surface of the substrate, and the inductance of the leads is small. Therefore, the LGA is suitable for a module requiring a high processing speed.
- the BGA is a method suitable for a module in which a plurality of pins are required by arranging solder in an array form on the lower surface of the substrate.
- the grid array should not be biased to only a portion of the bottom surface of the first substrate layer 200.
- a force may be applied to the first substrate layer 200 and the second substrate layer 240 through a relative direction.
- the force may damage the grid array, thereby breaking the electrical connection between the first substrate layer 200 and the second substrate layer 240 .
- the grid array may be uniformly formed on the lower surface of the first substrate layer 200.
- the first substrate layer 200 and the second substrate layer 240 And a case where the contact surface and both-end demagnetizing arrays are uniformly formed.
- the lower surface of the second substrate layer 240 may include a plurality of capacitors 250 as shown in FIG.
- the noise generated in the internal circuit of the second substrate layer can be removed through the capacitor 250 and the stability of the circuit can be secured.
- the capacitor 250 may be a SMD (Surface Mount Device) type capacitor.
- a first cover (not shown) coupled to a lower surface of the first substrate layer 200 and surrounding the second substrate layer 240 and the RF device 260 280 may be further included.
- the first cover 280 may include a shield can and a shield. That is, the electromagnetic waves generated from the second substrate layer 240 and the RF device 260 existing in the first cover can be shielded, and the noise generated from the flexible circuit board of the second substrate layer 240 can be removed It is possible to minimize the influence of the surrounding components on the electromagnetic waves.
- the first cover 280 may be coupled to the lower surface of the first substrate layer 200 through a shield can clip 285 having the same electromagnetic wave shielding property as that of the first cover 280,
- the shield can clip may be disposed at both ends of the first cover layer 280 and the first substrate layer 200.
- the RF device 260 coupled to the bottom surface of the second substrate layer 240 means a radio frequency chip for wireless communication and includes an RFIC chip in which an RF circuit is implemented on one semiconductor chip using an active device and a passive device . Accordingly, the RF device may include an amplifier, a transmitter, a receiver, a synthesizer, and the like.
- the RF element 260 includes a plurality of electrical elements as described above, heat may be generated due to the operation of the element, and the element may be damaged by the heat generated. Also, as described above, Pressure can be applied to the substrate layer 240.
- a thermal interface material (TIM) 270 is disposed between the RF device and the first cover, A method of emitting heat generated from an RF device to the outside of an antenna module is disclosed.
- the heat generated from the RF device 260 may be transmitted to the first cover 280 through the heat transfer material, and the heat transmitted to the first cover 280 may be transmitted to the first cover layer 280
- the heat may be transferred to the heat sink 290, which is superimposed on the bottom surface and the bottom surface of the first cover 280, and may be discharged to the outside of the antenna module.
- a second cover 210 may be disposed on the upper surface of the first substrate layer 200 to cover the antenna 220.
- the second cover may be disposed in a direction in which the antenna 220 emits a beam as shown in FIG.
- the first cover it is generally desirable to form the first cover with metal, since the first cover is primarily for electromagnetic shielding). It does not affect the beam emitted through the antenna 220, such as plastic It may be desirable to form the second cover 210 with a material.
- FIG 3 is a view illustrating an internal configuration of an antenna module substrate layer according to the present invention.
- the RF element 260 and the antenna 220 may be electrically connected through the first substrate layer 200 and the second substrate layer 240 as described above. 3, four antennas 220 are disposed on the top surface of the first substrate layer 200, and a first substrate layer 200 and a second substrate layer 240 are bonded by a BGA method have.
- a signal transmitted through the antenna 220 in a pattern formed in the first substrate layer 200 and the second substrate layer 240 can be transmitted to the RF device 260, and the RF device 260 ) May be radiated to the outside through the antenna 220.
- the package type module may include a first substrate layer on which at least one substrate is stacked, an antenna coupled to an upper surface of the first substrate layer, A second substrate layer coupled to a lower surface of the substrate layer and having at least one substrate stacked thereon, and an RF (Radio Frequency) device coupled to a lower surface of the second substrate layer.
- RF Radio Frequency
- the antenna may be a patch antenna, and the base station may further include at least one capacitor coupled to a bottom surface of the second substrate layer.
- the base station may further include a first cover coupled to a lower surface of the first substrate layer and surrounding the second substrate layer and the RF device, and the first cover may be formed of a shield can And the first cover and the first substrate layer may be coupled through a shield can clip.
- the RF device and the first cover may be coupled through a thermal interface material (TIM), and the base station may be coupled to a lower surface of the first substrate layer and a lower surface of the first cover, And a heat dissipation member for absorbing heat emitted from the substrate and the first cover.
- TIM thermal interface material
- a grid array may be formed on a lower surface of the first substrate layer and the first substrate layer and the second substrate layer may be conductive through the grid array, And a second cover for covering the antenna on the upper surface.
- FIG. 4 is a side view of an antenna module according to the present invention.
- the antenna module includes a first substrate layer 410 on which at least one substrate is laminated, a top surface coupled to a bottom surface of the first substrate layer 410, The second substrate layer 420 and the RF device coupled to the bottom surface of the second substrate layer 420.
- the first substrate layer 410 may be a main board of the antenna module. According to various embodiments, the first substrate layer 410 and the second substrate layer 420 may be electrically connected through a land grid array (LGA) or a ball grid array (BGA).
- LGA land grid array
- BGA ball grid array
- the upper surface of the first substrate layer 410 may include at least one antenna array 440 to radiate radio waves to the upper surface of the first substrate layer 410 .
- the electrical signal supplied from the second substrate layer 420 through the LGA or BGA is coupled to the at least one antenna array 440 through the feed line 450 formed in the first substrate layer 410 Can be supplied.
- the electrical signal may be an electrical signal supplied from the RF device 430 to radiate radio waves of a particular frequency.
- the electrical signals supplied from the RF device 430 may be transmitted through the second substrate layer 420 and the feed line 450 provided in the first substrate layer 410 to the at least one antenna array 440 to perform beam forming on the antenna module.
- at least one antenna 440 receiving an electrical signal from the RF element 430 via the feed line 450 may radiate horizontal or vertical polarization to form a beam in a particular direction.
- the RF device 430 may be disposed on the lower surface of the second substrate layer 420 to provide an electrical signal (or RF signal) to the second substrate layer 420.
- the bottom surfaces of the RF device 430 and the second substrate layer 420 may be electrically connected through soldering.
- the impedance matching between the feed line 450 formed in the first substrate layer 410 and the line formed for transmission of electrical signals in the second substrate layer 420 may be implemented.
- a beam of a particular frequency band may be emitted through the antenna array 440 by implementing impedance matching between the first substrate layer 410 and the second substrate layer 420 through the BGA.
- a top surface of the antenna array 400 may include a spacer 470 including a metallic material, and an upper antenna array 460 may be disposed on a top surface of the spacer 470.
- the antenna array 400 and the upper antenna array 460 are spaced apart from each other by a specific distance through the spacer 470, thereby improving the frequency band of the radio wave radiated through the antenna module.
- the top antenna array 460 may be disposed within the third substrate layer 480.
- the third substrate layer 480 may be a flexible printed circuit board (FPCB).
- 5A is a side view of a first substrate layer according to the present invention.
- the RF device 520 may be disposed on the lower surface of the first substrate layer 510. According to various embodiments, the RF device 520 and the first substrate layer 510 may be coupled in a soldering manner.
- the RF device 520 may provide an RF signal for radiating radio waves to the first substrate layer 510.
- the RF signal supplied to the bottom surface of the first substrate layer 510 may be transmitted to the top surface of the first substrate layer 510 through the wiring in the first substrate layer 510.
- 5B is a top view of the first substrate layer according to the present invention.
- the first substrate layer 510 may receive an RF signal from the RF device via at least one bottom surface contact node 530 disposed on the bottom surface of the first substrate layer 510.
- the RF signal received through the bottom contact node 530 may be transmitted through at least one top surface (not shown) disposed on the top surface of the first substrate layer 510 through the wiring in the first substrate layer 510 May be transmitted to the contact node 520.
- the bottom side contact node 530 may be electrically connected to the RF device via a soldering method.
- the top contact node 520 may be electrically connected to a second substrate layer disposed on the top surface of the first substrate layer 510 in a BGA or LGA manner.
- FIG. 5C is a diagram showing the s parameter of the first substrate layer according to the present invention.
- FIG. More specifically, Fig. 5C is a diagram showing s 11 parameters of the first substrate layer.
- the s 11 parameter may refer to the reflection loss of the received signal.
- the reflection loss of the signal may be less than -10 dB in the mmWave frequency band (more than 23 GHz frequency band).
- the s parameter of the first substrate layer can be adjusted through internal wiring adjustment of the first substrate layer. For example, a first substrate layer for emitting a beam in the 28 GHz frequency band can be created through internal wiring adjustment.
- 6A is a side view of a substrate layer in which a first substrate layer and a second substrate layer are combined according to the present invention.
- a BGA 630 or LGA may be disposed between the top surface of the first substrate layer 610 and the bottom surface of the second substrate layer 620.
- the RF signal supplied from the RF device disposed on the bottom surface of the first substrate layer 610 flows to the top surface of the first substrate layer through the internal wiring of the first substrate layer 610, And may flow to the bottom surface of the second substrate layer 630 through the BGA 630 or LGA.
- a feed line 640 for transmitting an RF signal supplied to the lower end surface of the second substrate layer 630 to the upper surface of the second substrate layer 630 is formed in the second substrate layer 630, May be formed.
- the RF signal transmitted to the top surface of the second substrate layer 630 through the feed line 640 may be supplied to an antenna array disposed on the top surface of the second substrate layer 630.
- 6B is a top view of a substrate layer formed by combining a first substrate layer and a second substrate layer according to the present invention.
- the second substrate layer 620 can receive an RF signal from the first substrate layer through at least one lower surface contact node 630 disposed on the lower surface of the second substrate layer 620 have.
- the at least one bottom contact node 630 may be comprised of a BGA 630 or an LGA.
- the RF signal received through the bottom contact node 630 may be transmitted through a feed line within the second substrate layer 610 to at least one And may be transmitted to the top surface contact node 650.
- the RF signal transmitted to the top surface of the second substrate layer 630 through the feed line 640 may be supplied to an antenna array disposed on the top surface of the second substrate layer 630.
- FIG. 6C is a diagram showing s parameters of a substrate layer in which a first substrate layer and a second substrate layer are combined according to the present invention. More specifically, FIG. 6C is a diagram showing s 11 parameters of a substrate layer in which a first substrate layer and a second substrate layer are combined. According to one embodiment, the s 11 parameter may refer to the reflection loss of the received signal.
- the reflection loss of the signal in the mmWave frequency band may be less than -10 dB.
- the s parameter of the substrate layer to which the first substrate layer and the second substrate layer are coupled can be adjusted through the internal wiring of the first substrate layer and the feed line adjustment of the second substrate layer.
- FIG. 7A is a side view of an antenna module with a first substrate layer, a second substrate layer, and an antenna array according to the present invention.
- a BGA or LGA may be disposed between the top surface of the first substrate layer 710 and the bottom surface of the second substrate layer 720.
- the RF signal supplied from the RF device disposed on the bottom surface of the first substrate layer 710 is transmitted to the top surface of the first substrate layer 710 through the internal wiring of the first substrate layer 710 And may flow to the bottom surface of the second substrate layer 720 through the BGA or LGA.
- a feed line for transmitting an RF signal supplied to the lower end surface of the second substrate layer 720 to the upper surface of the second substrate layer 720 is formed inside the second substrate layer 720 .
- the RF signal transmitted to the top surface of the second substrate layer 720 through the feed line may be supplied to the antenna array 740 disposed on the top surface of the second substrate layer 720.
- a plurality of antenna arrays 740 may be disposed on the top surface of the second substrate layer 720 to perform beamforming.
- a spacer 730 comprising a metallic material may be disposed on the top surface of the antenna array 750.
- a third substrate layer 750 including an auxiliary antenna array may be disposed on the upper surface of the spacer 730.
- the third substrate layer 750 may be an FPCB.
- the auxiliary antenna array included in the third substrate layer 750 may improve the frequency band of the antenna module.
- a case 760 for protecting the antenna array and a substrate layer laminated below the upper surface of the third substrate layer 750 may be disposed on the upper surface of the third substrate layer 750.
- the case 760 may be made of plastic.
- the case 760 may be a radome.
- FIG. 7B is a diagram illustrating s parameters of an antenna module including a first substrate layer, a second substrate layer, and an antenna array according to the present invention. More specifically, FIG. 7B is a diagram showing s 11 parameters of a substrate layer in which a first substrate layer and a second substrate layer are combined. According to one embodiment, the s 11 parameter may refer to the reflection loss of the received signal.
- the reflection loss of the signal in the mmWave frequency band may be less than -10 dB.
- the frequency band of the antenna module having s 11 parameter characteristics shown in FIG. 7B may be 26 GHz to 30 GHz.
- the frequency band of the antenna module may be determined based on the size of the antenna array constituting the antenna module, the dielectric constant of the dielectric on which the antenna array is disposed, the length of the feed line for supplying the RF signal to the antenna array, .
- FIG. 8 is a side view of an antenna module according to the present invention.
- the antenna module may include a substrate layer 810 on which a plurality of substrates are stacked.
- the substrate layer 810 can be divided into a first substrate layer, which constitutes the top surface of the substrate layer 810, and a second substrate layer, which constitutes the bottom surface of the substrate layer 820.
- the first substrate layer and the second substrate layer may be electrically connected through a BGA or an LGA.
- an RF device may be disposed on the bottom surface of the substrate layer 810.
- the RF signal supplied through the RF device is supplied to the first antenna array 820 disposed on the top surface of the substrate layer 810 via the internal wiring or feed line of the first substrate layer 810 .
- the first antenna array 820 may form a beam of a specific band based on an RF signal received from the RF element.
- a spacer 830 including a metallic material may be disposed on the top surface of the first antenna array 820, and a second antenna array 860 may be disposed on the top surface of the spacer 830 .
- spacing distance between the first antenna array 820 and the second antenna array 860 can be maintained by the spacers 830.
- the separation distance between the first antenna array 820 and the second antenna array 860 may be determined based on the frequency band of the radio wave to be radiated through the antenna module.
- an adhesive region 840 may be disposed on the top surface of the spacer 830 and the FPCB 850 may be adhered to the top surface of the spacer 860 by the adhesive region 840 .
- the FPCB 850 may include at least one second antenna array 860.
- the frequency band of the antenna module can be improved by the second antenna array 860 included in the FPCB 850.
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Abstract
Description
Claims (15)
- 적어도 하나의 기판이 적층되어 있는 제1 기판층;상기 제1 기판층의 상단면에 결합되는 안테나;상단면이 상기 제1 기판층의 하단면에 결합되며, 적어도 하나의 기판이 적층되어 있는 제2 기판층; 및상기 제2 기판층의 하단면에 결합되는 RF(Radio Frequency) 소자를 포함하는,안테나 모듈.
- 제1항에 있어서,상기 안테나는 패치(patch) 안테나인 것을 특징으로 하는,안테나 모듈.
- 제1항에 있어서,상기 제2 기판층의 하단면에 결합되는 적어도 하나의 커패시터를 더 포함하는,안테나 모듈.
- 제3항에 있어서,상기 제1 기판층의 하단면에 결합되어 상기 제2 기판층과 상기 RF 소자를 감싸는 제1 커버를 더 포함하는,안테나 모듈.
- 제4항에 있어서,상기 제1 커버는 쉴드캔(shield can)으로 구성되며, 상기 제1 커버와 상기 제1 기판층은 쉴드캔 클립(shield can clip)을 통해 결합되는 것을 특징으로 하는,안테나 모듈.
- 제4항에 있어서,상기 RF 소자와 상기 제1 커버는 열전달물질(TIM, Thermal Interface Material)을 통해 결합되는 것을 특징으로 하는,안테나 모듈.
- 제6항에 있어서,상기 제1 기판층의 하단면 및 상기 제1 커버의 하단면에 결합되어 상기 제1 기판층 및 상기 제1 커버로부터 방출되는 열을 흡수하는 방열체를 더 포함하는,안테나 모듈.
- 제1항에 있어서,상기 제1 기판층의 하단면에 그리드 어레이(grid array)가 형성되며, 상기 제1 기판층과 상기 제2 기판층은 상기 그리드 어레이를 통해 도통되는 것을 특징으로 하는,안테나 모듈.
- 제1항에 있어서,상기 제1 기판층의 상단면에 상기 안테나를 감싸는 제2 커버를 더 포함하는,안테나 모듈.
- 패키지형 모듈을 포함하는 기지국에 있어서,상기 패키지형 모듈은,적어도 하나의 기판이 적층되어 있는 제1 기판층;상기 제1 기판층의 상단면에 결합되는 안테나;상단면이 상기 제1 기판층의 하단면에 결합되며, 적어도 하나의 기판이 적층되어 있는 제2 기판층; 및상기 제2 기판층의 하단면에 결합되는 RF(Radio Frequency) 소자를 포함하는 것을 특징으로 하는,기지국.
- 제10항에 있어서,상기 안테나는 패치(patch) 안테나인 것을 특징으로 하는,기지국.
- 제10항에 있어서,상기 제2 기판층의 하단면에 결합되는 적어도 하나의 커패시터를 더 포함하는,기지국.
- 제12항에 있어서,상기 제1 기판층의 하단면에 결합되어 상기 제2 기판층과 상기 RF 소자를 감싸는 제1 커버를 더 포함하는,기지국.
- 제13항에 있어서,상기 제1 커버는 쉴드캔(shield can)으로 구성되며, 상기 제1 커버와 상기 제1 기판층은 쉴드캔 클립(shield can clip)을 통해 결합되는 것을 특징으로 하는,기지국.
- 제13항에 있어서,상기 RF 소자와 상기 제1 커버는 열전달물질(TIM, Thermal Interface Material)을 통해 결합되는 것을 특징으로 하는,기지국.
Priority Applications (17)
Application Number | Priority Date | Filing Date | Title |
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CN202310642811.0A CN116632492A (zh) | 2017-12-19 | 2018-12-19 | 用于无线通信设备中的模块和无线通信设备 |
EP22199500.4A EP4135124A1 (en) | 2017-12-19 | 2018-12-19 | Module comprising antenna and rf element, and base station including same |
CN202110524117.XA CN113381190B (zh) | 2017-12-19 | 2018-12-19 | 包括天线和rf元件的模块及包括模块的基站 |
CN201880082851.1A CN111557063B (zh) | 2017-12-19 | 2018-12-19 | 包括天线和rf元件的模块及包括模块的基站 |
PL18892022.7T PL3694050T3 (pl) | 2017-12-19 | 2018-12-19 | Moduł zawierający antenę i element rf oraz zawierająca je stacja bazowa |
CA3086470A CA3086470A1 (en) | 2017-12-19 | 2018-12-19 | Module comprising antenna and rf element, and base station including same |
EP18892022.7A EP3694050B1 (en) | 2017-12-19 | 2018-12-19 | Module comprising antenna and rf element, and base station including same |
AU2018388526A AU2018388526B2 (en) | 2017-12-19 | 2018-12-19 | Module comprising antenna and RF element, and base station including same |
ES18892022T ES2929535T3 (es) | 2017-12-19 | 2018-12-19 | Módulo que comprende una antena y un elemento de rf, y estación base que lo incluye |
CN202310637275.5A CN116666936A (zh) | 2017-12-19 | 2018-12-19 | 用于无线通信设备中的模块和无线通信设备 |
US16/906,476 US10797405B1 (en) | 2017-12-19 | 2020-06-19 | Module comprising antenna and RF element, and base station including same |
US17/062,990 US11050165B2 (en) | 2017-12-19 | 2020-10-05 | Module comprising antenna and RF element, and base station including same |
US17/063,918 US11063370B2 (en) | 2017-12-19 | 2020-10-06 | Module comprising antenna and RF element, and base station including same |
US17/063,929 US11063371B2 (en) | 2017-12-19 | 2020-10-06 | Module comprising antenna and RF element, and base station including same |
US17/373,000 US11682845B2 (en) | 2017-12-19 | 2021-07-12 | Module comprising antenna and RF element, and base station including same |
US18/313,727 US20230275361A1 (en) | 2017-12-19 | 2023-05-08 | Module comprising antenna and rf element, and base station including same |
AU2023204072A AU2023204072A1 (en) | 2017-12-19 | 2023-06-26 | Module comprising antenna and RF element, and base station including same |
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KR1020170175064A KR102209123B1 (ko) | 2017-12-19 | 2017-12-19 | 안테나와 rf 소자를 포함하는 모듈 및 이를 포함하는 기지국 |
KR10-2017-0175064 | 2017-12-19 |
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US16/906,476 Continuation US10797405B1 (en) | 2017-12-19 | 2020-06-19 | Module comprising antenna and RF element, and base station including same |
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US (6) | US10797405B1 (ko) |
EP (2) | EP3694050B1 (ko) |
KR (1) | KR102209123B1 (ko) |
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AU (2) | AU2018388526B2 (ko) |
CA (1) | CA3086470A1 (ko) |
DE (1) | DE202018006496U1 (ko) |
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US20210075123A1 (en) | 2021-03-11 |
CN111557063B (zh) | 2023-06-20 |
ES2929535T3 (es) | 2022-11-30 |
CN116666936A (zh) | 2023-08-29 |
US11063371B2 (en) | 2021-07-13 |
DE202018006496U1 (de) | 2020-09-24 |
AU2018388526A2 (en) | 2020-07-23 |
AU2023204072A1 (en) | 2023-07-13 |
US11050165B2 (en) | 2021-06-29 |
CA3086470A1 (en) | 2019-06-27 |
US20210126379A1 (en) | 2021-04-29 |
EP3694050A1 (en) | 2020-08-12 |
CN111557063A (zh) | 2020-08-18 |
US20200321711A1 (en) | 2020-10-08 |
US20210344120A1 (en) | 2021-11-04 |
US10797405B1 (en) | 2020-10-06 |
AU2018388526A1 (en) | 2020-07-09 |
EP3694050B1 (en) | 2022-10-05 |
PL3694050T3 (pl) | 2023-02-27 |
US20210075124A1 (en) | 2021-03-11 |
CN113381190A (zh) | 2021-09-10 |
AU2018388526B2 (en) | 2023-03-30 |
KR20190073856A (ko) | 2019-06-27 |
US11682845B2 (en) | 2023-06-20 |
US11063370B2 (en) | 2021-07-13 |
KR102209123B1 (ko) | 2021-01-28 |
EP3694050A4 (en) | 2020-12-16 |
US20230275361A1 (en) | 2023-08-31 |
HUE060745T2 (hu) | 2023-04-28 |
EP4135124A1 (en) | 2023-02-15 |
CN113381190B (zh) | 2022-10-28 |
CN116632492A (zh) | 2023-08-22 |
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