CN110247187A - A kind of multichannel width phase processor encapsulation chip and phased array antenna mechanism - Google Patents
A kind of multichannel width phase processor encapsulation chip and phased array antenna mechanism Download PDFInfo
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- CN110247187A CN110247187A CN201910414694.6A CN201910414694A CN110247187A CN 110247187 A CN110247187 A CN 110247187A CN 201910414694 A CN201910414694 A CN 201910414694A CN 110247187 A CN110247187 A CN 110247187A
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- 238000005538 encapsulation Methods 0.000 title claims abstract description 43
- 230000007246 mechanism Effects 0.000 title claims abstract description 21
- 239000000758 substrate Substances 0.000 claims abstract description 28
- 230000015572 biosynthetic process Effects 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 6
- 238000003786 synthesis reaction Methods 0.000 claims description 6
- 229910010293 ceramic material Inorganic materials 0.000 claims description 5
- 239000002131 composite material Substances 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 3
- 238000005253 cladding Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 14
- 230000003247 decreasing effect Effects 0.000 abstract 1
- 230000001105 regulatory effect Effects 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 5
- 238000012986 modification Methods 0.000 description 5
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 230000033228 biological regulation Effects 0.000 description 3
- 235000013399 edible fruits Nutrition 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
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- 239000000203 mixture Substances 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/28—Combinations of substantially independent non-interacting antenna units or systems
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q23/00—Antennas with active circuits or circuit elements integrated within them or attached to them
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
Abstract
The invention discloses a kind of multichannel width phase processor encapsulation chip and phased array antenna mechanisms, multichannel width phase processor encapsulation chip is formed by the way that multichannel width phase processor chip to be encapsulated on microwave base plate using encapsulation watchcase, processing, function division are mutually regulated and controled into processing, enhanced processing etc. to width is carried out while belonging to multiple signals in multiple frequency range sections independently by the integrated circuit board of one piece of small size to realize, has and greatly simplifies the technical effect that multi signal processing circuit is laid with complexity；Simultaneously, technical solution in the embodiment of the present application also by the way that Anneta module, feeding network, multichannel width phase processor are encapsulated chip, heal up multiple basic modules of the phased array antenna such as connector of radio frequency are integrated on a medium substrate, and using rationally compact placement scheme, play the role of further decreasing the weight and volume of phased array antenna system, there is the technical effect for improving phased array antenna integrated level and electric property.
Description
Technical field
The present invention relates to millimeter wave frequency band antenna technical fields, encapsulate chip more particularly to a kind of multichannel width phase processor
And phased array antenna mechanism.
Background technique
Traditional phased array antenna system include antenna element, amplitude modulation and phase modulation unit (width phase processor unit), amplifying unit,
Feed element and wave control unit etc..Not only building block is more, such as radio frequency interface, control interface, all kinds of interfaces of power supply interface
Quantity is also numerous, but since the arrangement space of phased array antenna is limited, can only design solely in traditional technology for different signals
Render meritorious service circuit path it is carried out corresponding width phase processor, point processing, frequency modulation processing etc. signal processing work.Therefore traditional
The interface layout of phased array antenna is cumbersome, structure is complicated, and volume weight is big, assembly difficulty is high, at high cost, this is not only limited
Application of the phased array antenna under limited-space environment, also limits the raising of the complete machine electric property of phased array antenna.
As it can be seen that each component module layout structure that phased array antenna system exists in the prior art is complicated, layout structure
Unreasonable, the direction for limiting phased array antenna towards lightness, high performance is developed, and thereby results in being applied to for phased array antenna
This high technical problem.
Summary of the invention
The application provides a kind of multichannel width phase processor encapsulation chip and phased array antenna mechanism, to solve the prior art
In there is each component module layout structure of phased array antenna system complexity, layout structure is unreasonable, limits phased array day
The direction of line towards lightness, high performance is developed, and the high technical problem of the application cost of phased array antenna is thereby resulted in.
The application first aspect provides a kind of multichannel width phase processor encapsulation chip, comprising:
Microwave base plate is provided with electrical feed-throughs in the microwave base plate；
Multichannel width phase processor chip is arranged on the microwave base plate surface, and realizes electrically with the electrical feed-throughs
Connection, wherein the multichannel width phase processor chip can be by multiple signal processing channels simultaneously in different frequency scope
Signal carries out function point processing and/or digital control processing, and/or enhanced processing；
Watchcase is encapsulated, the cavity body structure of sealing is arranged on the microwave base plate and surrounds with the microwave base plate, it is described
Multichannel width phase processor chip is in the cavity body structure.
Optionally, the encapsulation watchcase is ceramic material.
Optionally, the Plastic Package for coating the multichannel width phase processor chip is additionally provided in the encapsulation watchcase
Layer, wherein the distance between the Plastic Package layer and the encapsulation watchcase are less than or equal to pre-determined distance or the Plastic Package
Layer is filled inside the full cavity body structure.
Optionally, the multichannel width phase processor chip realizes the multiple signal processing channel using flip-chip bonding process
Respectively correspond the electrical interconnection with the electrical feed-throughs.
The application second aspect provides a kind of phased array antenna mechanism, comprising:
Multiplayer microwave substrate；
Anneta module is arranged on a side surface of the multiplayer microwave substrate；
At least two multichannel width phase processors as described in relation to the first aspect encapsulate chip, setting with the Anneta module phase
Pair another side surface of multiplayer microwave substrate on；
Feeding network is arranged in the internal layer of the multiplayer microwave substrate, by being arranged in the multiplayer microwave substrate
Vertical through hole connect respectively with the multichannel width phase processor encapsulation chip, the Anneta module；
Radio frequency heals up connector, is arranged on the multiplayer microwave substrate, passes through the feeding network and the multichannel
Width phase processor encapsulates chip and Anneta module connection, to transceiving radio frequency signal.
Optionally, the antenna mechanism further include:
At least two beam steering modules are arranged on the multiplayer microwave substrate and connect with the feeding network, use
To be respectively corresponding multichannel width phase processor encapsulation chip power supply, and digital control signal is issued, so that corresponding multichannel width
Phase processor encapsulates phase amplitude needed for chip controls the generation of radiofrequency signal wave beam according to mode corresponding with the digital control signal.
Optionally, the feeding network includes:
Function divides composite structure, more after corresponding function point to obtain to carry out function point or synthesis to the signal passed through
Signal all the way after road signal, or synthesis.
Optionally, at least two beam steering module is arranged in the multichannel width according to equidistant mode and gets along
The marginal position of side where reason encapsulation chip.
Optionally, the Anneta module is microstrip antenna.
One or more technical solutions provided in the embodiments of the present application have at least the following technical effects or advantages:
Technical solution in the embodiment of the present application can be by encapsulating multichannel width phase processor chip using encapsulation watchcase
Multichannel width phase processor is formed on microwave base plate and encapsulates chip, to realize through the integrated circuit board of one piece of small size to category
In multiple frequency range sections multiple signals independently while carry out width mutually regulate and control processing, function division at processing, enhanced processing
Deng with the technical effect for greatly simplifying multi signal processing circuit laying complexity；Meanwhile the technical side in the embodiment of the present application
Case is also healed up the phased array antenna such as connector by the way that Anneta module, feeding network, multichannel width phase processor are encapsulated chip, radio frequency
Multiple basic modules be integrated on a medium substrate, and using rationally compact placement scheme, play and further decrease
The effect of the weight and volume of phased array antenna system has the technology effect for improving phased array antenna integrated level and electric property
Fruit.
Detailed description of the invention
Fig. 1 is the structure chart that a kind of multichannel width phase processor provided in an embodiment of the present invention encapsulates chip；
Fig. 2 is the structure chart in face where a kind of chip of phased array antenna mechanism provided in an embodiment of the present invention；
Fig. 3 is the structure chart in face where a kind of Anneta module of phased array antenna mechanism provided in an embodiment of the present invention.
Specific embodiment
The application provides a kind of multichannel width phase processor encapsulation chip and phased array antenna mechanism, to solve the prior art
In there is each component module layout structure of phased array antenna system complexity, layout structure is unreasonable, limits phased array day
The direction of line towards lightness, high performance is developed, and the high technical problem of the application cost of phased array antenna is thereby resulted in.
Technical solution in the embodiment of the present application is in order to solve the above technical problems, general thought is as follows:
Technical solution in the embodiment of the present application can be by encapsulating multichannel width phase processor chip using encapsulation watchcase
Multichannel width phase processor is formed on microwave base plate and encapsulates chip, to realize through the integrated circuit board of one piece of small size to category
In multiple frequency range sections multiple signals independently while carry out width mutually regulate and control processing, function division at processing, enhanced processing
Deng with the technical effect for greatly simplifying multi signal processing circuit laying complexity；Meanwhile the technical side in the embodiment of the present application
Case is also healed up the phased array antenna such as connector by the way that Anneta module, feeding network, multichannel width phase processor are encapsulated chip, radio frequency
Multiple basic modules be integrated on a medium substrate, and using rationally compact placement scheme, play and further decrease
The effect of the weight and volume of phased array antenna system has the technology effect for improving phased array antenna integrated level and electric property
Fruit.
Technical scheme is described in detail below by attached drawing and specific embodiment, it should be understood that the application
Specific features in embodiment and embodiment are the detailed description to technical scheme, rather than to present techniques
The restriction of scheme, in the absence of conflict, the technical characteristic in the embodiment of the present application and embodiment can be combined with each other.
The terms "and/or", only a kind of incidence relation for describing affiliated partner, indicates that there may be three kinds of passes
System, for example, A and/or B, can indicate: individualism A exists simultaneously A and B, these three situations of individualism B.In addition, herein
Middle character "/" typicallys represent the relationship that forward-backward correlation object is a kind of "or".
Embodiment one
Referring to FIG. 1, the embodiment of the present application one provides a kind of multichannel width phase processor encapsulation chip 10, comprising:
Microwave base plate 11 is provided with electrical feed-throughs 111 in the microwave base plate 11；
Multichannel width phase processor chip 12 is arranged on 11 surface of microwave base plate, and realizes with the electrical feed-throughs
Electrical connection, wherein the multichannel width phase processor chip 12 can be by multiple signal processing channels simultaneously to different frequency model
Signal in enclosing carries out function point processing and/or digital control processing, and/or enhanced processing；
Watchcase 13 is encapsulated, the cavity knot of sealing is arranged on the microwave base plate 11 and surrounds with the microwave base plate 11
Structure, the multichannel width phase processor chip 12 are in the cavity body structure.
Digital control processing includes width phase processor, can be based on digital controlled signal for electric treatment, wave beam control etc. and carry out
Signal processing operation, be that user can select corresponding digital control processing function according to actual needs in practical operation,
Technical solution in the embodiment of the present application is not further limited.
In the embodiment of the present application, the encapsulation watchcase 13 is ceramic material；Or it is also set up in the encapsulation watchcase 13
There is the Plastic Package layer for coating the multichannel width phase processor chip 12, wherein the Plastic Package layer and the encapsulation watchcase
The distance between 13 are less than or equal to inside pre-determined distance or the full cavity body structure of Plastic Package layer filling.
In other words, the encapsulation watchcase 13 can select the side using seamless encapsulation or seamed encapsulation according to its real material
Formula.For example, when the encapsulation watchcase 13 is using plastic material, it can be on the surface of the multichannel width phase processor chip 12
Coating plastic encapsulated layer, and the Plastic Package layer can be full of the encapsulation watchcase 13 and the multichannel width phase processor chip 12
Between space, preferable degree of electrically isolating is realized in a manner of seamless encapsulation；And when the encapsulation watchcase 13 is ceramic material
When, then it can be using having there are certain intervals gap between packed multichannel width phase processor chip 12 and encapsulation watchcase 13
Packaged type is stitched, also can be reduced the dosage of material on the basis of realizing preferably degree of electrically isolating.Further, as a kind of excellent
Mode is selected, the encapsulating material in the embodiment of the present application can also use ceramic material as the encapsulation watchcase 13, while in institute
State the multichannel width that still coating plastic encapsulated layer is packaged with further promotion on the surface of multichannel width phase processor chip 12
The isolation of phase processor chip 12.
And the multichannel width phase processor chip 12 refers to multiple circuit paths is arranged in a chip, and in these electricity
The chip for carrying out width phase processor is respectively respectively corresponded in paths to the signal being transferred through.Currently, real in the prior art
Now to the design of this kind of chip (be detailed in application No. is: 201710584906.6, the invention of entitled " a kind of signal processing circuit "
Patent).Certainly, other than carrying out independent width phase processor to different signals respectively, the multichannel width phase processor chip
12 signal can also be done amplify, the processing such as frequency modulation, function point.User can according to need and select corresponding to corresponding frequency band signal
Multichannel width phase processor chip 12 be packaged processing.Since a multichannel width phase processor chip 12 can be realized to belonging to
Multiple signals in multiple frequency range sections independently carry out simultaneously width mutually regulate and control processing, function division at processing, enhanced processing, etc. it is more
More multichannel width phase processor chips 12 are integrated on one piece of microwave base plate 11, can be realized by kind signal processing operation, selection
By the integrated circuit board of one piece of small size to progress width phase while belonging to multiple signals in multiple frequency range sections independently
Thus regulation processing, function division have not only acted as at processing, enhanced processing etc. and have greatly simplified multi signal processing circuit laying complexity
The technical effect of degree also acts the type and quantity for reducing chip in plate phased array antenna, production application is greatly lowered
Cost and the technical effect for simplifying external circuit design.
It should be pointed out that in practical applications, the multichannel width phase processor chip 12 in the embodiment of the present application its
Length and width dimensions are specifically as follows 6*6 millimeters.
Further, the multichannel width phase processor chip 12 realizes the multiple signal processing using flip-chip bonding process
Channel respectively corresponds the electrical interconnection with the electrical feed-throughs.
Embodiment two
Fig. 2, Fig. 3 are please referred to, the embodiment of the present application two provides a kind of phased array antenna mechanism, comprising:
Multiplayer microwave substrate 21；
Anneta module 22 is arranged on a side surface of the multiplayer microwave substrate 21, and the Anneta module 22 specifically may be used
Think microstrip antenna；
At least two multichannel width phase processors as described in embodiment one encapsulate chip, setting with the Anneta module 22
On the opposite another side surface of the multiplayer microwave substrate 21；
Feeding network 23 is arranged in the internal layer of the multiplayer microwave substrate 21, by being arranged in the multiplayer microwave base
Vertical through hole 211 in plate 21 is connect with multichannel width phase processor encapsulation chip, the Anneta module 22 respectively, the feedback
Electric network 23 can be to communicate with the electrical feed-throughs in embodiment one；
Radio frequency heals up connector 24, is arranged on the multiplayer microwave substrate 21, by the feeding network 23 with it is described
Multichannel width phase processor encapsulates chip and the Anneta module 22 connects, to transceiving radio frequency signal.
Meanwhile the antenna mechanism in the embodiment of the present application further include:
At least two beam steering modules 25 are arranged on the multiplayer microwave substrate 21 and connect with the feeding network 23
It connects, to be respectively corresponding multichannel width phase processor encapsulation chip power supply, and sending digital control signal, so that corresponding multi-pass
Road width phase processor encapsulates phase needed for chip controls the generation of radiofrequency signal wave beam according to mode corresponding with the digital control signal
And amplitude.
And the feeding network 23 includes:
Function divides composite structure 231, to carry out function point or synthesis to the signal passed through, after obtaining corresponding function point
Signal all the way after multiple signals, or synthesis.
Further, at least two beam steering module 25 is arranged in the multichannel width according to equidistant mode
The marginal position of side where phase processor encapsulates chip.
In practical operation, all parts of phased array antenna can be integrated in one using multilayer board technology
On medium substrate (such as printed circuit board), these components can be Anneta module 22 as described above, multichannel width is got along
Reason encapsulation chip divides including function feeding network 23, the radio frequency of composite structure 231 to heal up connector 24 and at least two wave beams
Control module 25, etc., as long as the basic components of usable medium base plate carrying and composition phased array antenna system, can collect
At on the medium substrate.
The Anneta module 22 in phased array antenna to complete reception or the emission function of signal, and in order to further
The weight and volume of the phased array antenna mechanism is reduced, the Anneta module 22 is specially radiation patch.Radiate microstrip antenna
It is designed using normal pitch, the sliceable phased array antenna for being extended to different array element quantity.
The beam steering module 25 can encapsulate chip power supply for the multichannel width phase processor and to the multichannel
Width phase processor encapsulates the digital controlled signal that chip offer signal beam generates required phase regulation, amplitude regulation, realization pair
The digital control and function of supplying power of phased array antenna.
Radiofrequency signal is input to the phased array when radio frequency heals up connector 24 under signal emission state
Antenna mechanism is exported radiofrequency signal to rear end equipment by the phased array antenna mechanism under signal reception state.
And at least two multichannels width phase processor chip 12 can be realized to the multiple letters for belonging to multiple frequency range sections
Number simultaneously independently carry out width mutually regulate and control processing, function division at processing, enhanced processing, etc. multi-signals processing function.
Phased array antenna system can be realized on a medium substrate by the integration of operation of above-mentioned each functional module
The functions such as wave beam control, width are mutually modulated, signal amplifies, antenna transmitting receives.
And in order to further increase rationally distributed property and compactedness of the phased array antenna module 22 on medium substrate, it is described
At least two beam steering modules 25 and other back end processing modules can also be arranged in described more according to equidistant mode
The marginal position of side where channel width phase processor encapsulates chip.
It can be seen that the technical solution in the embodiment of the present application can be encapsulated by using multichannel width phase processor chip
Watchcase, which is encapsulated on microwave base plate, forms multichannel width phase processor encapsulation chip, to realize the integrated electricity for passing through one piece of small size
Road plate to while belonging to multiple signals in multiple frequency range sections independently carry out width mutually regulate and control processing, function division at processing,
Enhanced processing etc. has and greatly simplifies the technical effect that multi signal processing circuit is laid with complexity；Meanwhile in the embodiment of the present application
Technical solution also healed up the phases such as connector by the way that Anneta module, feeding network, multichannel width phase processor are encapsulated chip, radio frequency
Multiple basic modules of control array antenna are integrated on a medium substrate, and using rationally compact placement scheme, play into
One step reduces the effect of the weight and volume of phased array antenna system, has and improves phased array antenna integrated level and electric property
Technical effect.
Although the preferred embodiment of the application has been described, it is created once a person skilled in the art knows basic
Property concept, then additional changes and modifications may be made to these embodiments.So it includes excellent that the following claims are intended to be interpreted as
It selects embodiment and falls into all change and modification of the application range.
Obviously, those skilled in the art can carry out various modification and variations without departing from the essence of the application to the application
Mind and range.Further, each method and step in technical scheme can overturn, and convert sequencing and still fall
Enter in the invention scope that the application is covered.In this way, if these modifications and variations of the application belong to the claim of this application
And its within the scope of equivalent technologies, then the application is also intended to include these modifications and variations.
Claims (9)
1. a kind of multichannel width phase processor encapsulates chip characterized by comprising
Microwave base plate is provided with electrical feed-throughs in the microwave base plate；
Multichannel width phase processor chip is arranged on the microwave base plate surface, and realizes and be electrically connected with the electrical feed-throughs,
Wherein, the multichannel width phase processor chip can by multiple signal processing channels simultaneously to the signal in different frequency scope into
Row function point processing and/or digital control processing, and/or enhanced processing；
Watchcase is encapsulated, the cavity body structure of sealing, the multi-pass are arranged on the microwave base plate and surround with the microwave base plate
Road width phase processor chip is in the cavity body structure.
2. encapsulation chip as described in claim 1, which is characterized in that the encapsulation watchcase is ceramic material.
3. encapsulation chip as described in claim 1, which is characterized in that it is described more to be additionally provided with cladding in the encapsulation watchcase
The Plastic Package layer of channel width phase processor chip, wherein the distance between the Plastic Package layer and the encapsulation watchcase are less than
It is filled inside the full cavity body structure equal to pre-determined distance or the Plastic Package layer.
4. encapsulation chip as described in claim 1, which is characterized in that the multichannel width phase processor chip uses face-down bonding
Technique realizes that the multiple signal processing channel respectively corresponds the electrical interconnection with the electrical feed-throughs.
5. a kind of phased array antenna mechanism characterized by comprising
Multiplayer microwave substrate；
Anneta module is arranged on a side surface of the multiplayer microwave substrate；
At least two multichannel width phase processors as described in claim 1-3 any claim encapsulate chip, setting with institute
It states on the opposite another side surface of multiplayer microwave substrate of Anneta module；
Feeding network is arranged in the internal layer of the multiplayer microwave substrate, by the way that hanging down in the multiplayer microwave substrate is arranged in
Clear opening is connect with multichannel width phase processor encapsulation chip, the Anneta module respectively；
Radio frequency heals up connector, is arranged on the multiplayer microwave substrate, passes through the feeding network and the multichannel width phase
Processing encapsulation chip and Anneta module connection, to transceiving radio frequency signal.
6. antenna mechanism as claimed in claim 5, which is characterized in that the antenna mechanism further include:
At least two beam steering modules are arranged on the multiplayer microwave substrate and connect with the feeding network, to divide
Not Wei corresponding multichannel width phase processor encapsulate chip power supply, and digital control signal is issued, so that corresponding multichannel width is got along
Reason encapsulation chip controls the phase amplitude needed for radiofrequency signal wave beam generates according to mode corresponding with the digital control signal.
7. antenna mechanism as claimed in claim 5, which is characterized in that the feeding network includes:
Function divides composite structure, to carry out function point or synthesis to the signal passed through, to obtain the multichannel letter after corresponding function point
Number, or the signal all the way after synthesis.
8. antenna mechanism as claimed in claim 5, which is characterized in that at least two beam steering module is according to equidistant side
The marginal position of side where formula is arranged in the multichannel width phase processor encapsulation chip.
9. antenna mechanism as claimed in claim 5, which is characterized in that the Anneta module is microstrip antenna.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114243312A (en) * | 2022-02-21 | 2022-03-25 | 成都雷电微力科技股份有限公司 | Multi-frequency feed network, TR module and phased array antenna |
| CN117080744A (en) * | 2023-10-18 | 2023-11-17 | 成都天锐星通科技有限公司 | Flat phased array surface, antenna terminal and electronic equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114243312A (en) * | 2022-02-21 | 2022-03-25 | 成都雷电微力科技股份有限公司 | Multi-frequency feed network, TR module and phased array antenna |
| CN114243312B (en) * | 2022-02-21 | 2022-07-05 | 成都雷电微力科技股份有限公司 | Multi-frequency feed network, TR module and phased array antenna |
| CN117080744A (en) * | 2023-10-18 | 2023-11-17 | 成都天锐星通科技有限公司 | Flat phased array surface, antenna terminal and electronic equipment |
| CN117080744B (en) * | 2023-10-18 | 2023-12-29 | 成都天锐星通科技有限公司 | Flat phased array surface, antenna terminal and electronic equipment |
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