CN206481294U - Millimeter wave 4 closes 1 multi-functional reception chip - Google Patents
Millimeter wave 4 closes 1 multi-functional reception chip Download PDFInfo
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- CN206481294U CN206481294U CN201720070517.7U CN201720070517U CN206481294U CN 206481294 U CN206481294 U CN 206481294U CN 201720070517 U CN201720070517 U CN 201720070517U CN 206481294 U CN206481294 U CN 206481294U
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Abstract
The utility model is related to a kind of millimetre integrated circuit, specifically, it is to be related to a kind of millimeter wave 4 of four-way with phase shift and digital control function to close 1 multi-functional reception chip, including radio frequency part, control section and power unit, the radio frequency part includes radio frequency transmitting channel, driving amplifier circuit and one point of four power divider circuit of four tunnel independences, and each passage includes amplifier circuit in low noise and six bit phase shifter circuits；The control section includes digital control circuit；The power unit includes power control circuit and temperature sensing circuit.The application is fully integrated in same chip by a variety of functions, integrated level height, small volume, low cost, full-digital control, using simple.The a variety of functions of being commonly used in phased array system are fully integrated into a chip by the application, and conventional multiple chips are replaced by a chips, so as to significantly reduce volume and reduce cost, while realizing full-digital control.
Description
Technical field
The utility model is related to a kind of millimetre integrated circuit, specifically, be related to a kind of four-way with phase shift with
And the millimeter wave 4 of digital control function closes 1 multi-functional reception chip.
Background technology
Microwave/millimeter wave circuit is from the waveguide separate component circuits of the 20 actual forties, and the plane to 1960s is mixed
Integrated circuit, then monolithic integrated circuit, multi-chip module hydrid integrated circuit to 1970s are closed, 21 century is progressively developed into
The multifunction module of integrated a variety of monolithic functions, system further develops towards miniaturization, chip direction.Highly integrated many work(
Energy chip is the inexorable trend of electronic technology and system compact development, miniaturization, multi-functional, high integration microwave/millimeter
Wave circuit will play an increasingly important role in the development of the national economy and national defense construction.
However, existing microwave/millimeter wave integrated circuit not yet controls the reception of multichannel, amplification, phase shift and numeral
Function processed is integrated in same chip circuit.
Existing patent such as number of patent application is CN200710177851.3, and the applying date is 2007.11.21, entitled " one
The patent of invention of millimeter wave miniaturized multichannel transmitting-receiving subassembly device and its phase compensating method ", its technical scheme is：The present invention
A millimeter wave miniaturized multichannel transmitting-receiving subassembly device and its phase compensating method are provided, transmitting-receiving subassembly device includes transmitting branch
Road, receiving branch, switch, power-devided circuit and metal case, belong to radar component technical field.Transmitting-receiving subassembly device is with MMIC
What the millimeter wave whole plane integrated circuit based on (millimeter wave monolithic integrated circuit) technology was realized, and do not have inside transmitting-receiving subassembly
Active phase shifting devices.Inter-channel phase compensation method is to load high dielectric using the microstrip line for playing cascade in transmitting-receiving subassembly
The medium of constant.By choosing, different loaded mediums can realize the phase error compensation in the range of 0-360 degree, and not shadow
Ring amplitude coincidence.
Transmitting-receiving subassembly device is built by multiple chips and circuit in above-mentioned documents, there is size big, integrated
The problem of spending low；Phase compensation function in documents in transmitting-receiving subassembly device is only that phase error is disposably mended
Repay, do not have the function of phase shift after compensation, the phase compensation function in documents in transmitting-receiving subassembly device must by test,
Calculate, phase error could be adjusted accurate by the iterating for step such as debugging, have that debugging speed is slow, debugging step is cumbersome,
Phase compensation scope the defect such as is limited by real space.
The content of the invention
In view of the above-mentioned problems existing in the prior art, specifically now propose that millimeter wave 4 closes 1 multi-functional reception chip, by 4 tunnels
Amplification, phase shift and digital control, temperature-compensating and power control function are fully integrated into a piece of chip circuit, are solved phased
The miniaturization integration problem of battle array radar.
Technical solutions of the utility model are as follows：
Millimeter wave 4 closes 1 multi-functional reception chip, it is characterised in that：Including radio frequency part, control section and power unit,
Radio frequency transmitting channel one of the radio frequency part comprising four tunnel independences, radio frequency transmitting channel two, radio frequency transmitting channel three, radio frequency hair
Penetrate passage four, driving amplifier circuit and one point of four power divider circuit, each passage comprising amplifier circuit in low noise and
Six bit phase shifter circuits；The control section includes digital control circuit；The power unit includes power control circuit and temperature
Degree detection circuit.
The driving amplifier is connected to the public port of one point of four power divider circuit；Four of one point of four power divider circuit
Point port is all connected to six bit phase shifter circuits；Low-noise amplifier is connected to behind six bit phase shifter circuits；Digital control electricity
Road is connected with each six bit phase shifters circuit and power control circuit；Power control circuit is connected to driving amplifier circuit and low
The source bias port of noise amplifier circuit；Temperature sensing circuit is connected to power control circuit.
Four channel radio frequency output ports synthesize defeated as the common radio-frequency of chip all the way by one point of four power divider circuit
Exit port.
There is feedback circuit, temperature sensing circuit will pass through feedback between the temperature sensing circuit and power control circuit
Circuit controls bias state of the power control circuit to adjust amplifier, reaches the effect of temperature-compensating.
Each amplifier, the working condition of phase shifter are digitally controlled circuit control.
The digital control circuit is communicated using SPI communications protocol with chip exterior.
Radio frequency transmitting channel one, radio frequency transmitting channel two, the interface point of radio frequency transmitting channel three and radio frequency transmitting channel four
Cloth is in the chip left and right sides, and the public input port of radio frequency is in bottom, and control and power interface are at top.
The beneficial effect produced using above-mentioned technical proposal：
1st, the application is fully integrated in same chip by a variety of functions, and integrated level height, small volume, cost are low, digital
Change control, using simple.The a variety of functions of being commonly used in phased array system are fully integrated into a chip by the application, by one
Chip replaces conventional multiple chips, so as to significantly reduce volume and reduce cost, while realizing full-digital control.
2nd, compared with documents, the Single-Chip Integration size of the application is small, integrated level is high, and phase shift function is to lead to
Cross and digital control phase is changed at any time；The phase compensation function of the application is without passing through the steps such as test, calculating, debugging
Iterate and phase error could be adjusted accurate, so debugging speed is fast, debugging step simplifies, phase compensation scope not by
The advantages of real space is limited.
Brief description of the drawings
Fig. 1 is theory diagram of the present utility model.
Fig. 2 is circuit framework of the present utility model and function description figure.
Fig. 3 is chip outline drawing of the present utility model.
Radio frequency part 1, control section 2, power unit 3, radio frequency transmitting channel 1, radio frequency transmitting channel 25, radio frequency hair
Penetrate passage 36, radio frequency transmitting channel 47, one point of four power divider circuit 8, driving amplifier circuit 9, amplifier circuit in low noise
10, six bit phase shifter circuits 11, the public input port 12 of radio frequency is controlled and power interface 13.
Embodiment
Embodiment 1
Millimeter wave 4, which closes the 1 multi-functional chip that receives, includes radio frequency part 1, control section 2 and power unit 3, the radio-frequency part
Divide 1 radio frequency transmitting channel 1, radio frequency transmitting channel 25, radio frequency transmitting channel 36, the radio frequency transmitting channel for including four tunnel independences
47, driving amplifier circuit 9 and one point of four power divider circuit 8, each passage include amplifier circuit in low noise 10 and six
Bit phase shifter circuit 11；The control section 2 includes digital control circuit；The power unit 3 include power control circuit and
Temperature sensing circuit.The application is fully integrated in same chip by a variety of functions, and integrated level height, small volume, cost are low, total
Wordization is controlled, using simple.The a variety of functions of being commonly used in phased array system are fully integrated into a chip by the application, by one
Chips replace conventional multiple chips, so as to significantly reduce volume and reduce cost, while realizing full-digital control.
Embodiment 2
Millimeter wave 4, which closes the 1 multi-functional chip that receives, includes radio frequency part 1, control section 2 and power unit 3, the radio-frequency part
Divide 1 radio frequency transmitting channel 1, radio frequency transmitting channel 25, radio frequency transmitting channel 36, the radio frequency transmitting channel for including four tunnel independences
47, driving amplifier circuit 9 and one point of four power divider circuit 8, each passage include amplifier circuit in low noise 10 and six
Bit phase shifter circuit 11；The control section 2 includes digital control circuit；The power unit 3 include power control circuit and
Temperature sensing circuit.
The driving amplifier is connected to the public port of one point of four power divider circuit 8；The four of one point of four power divider circuit 8
Individual point of port is all connected to six bit phase shifter circuits 11；Six bit phase shifter circuits 11 are connected to low-noise amplifier below；Numeral
Control circuit is connected with each six bit phase shifters circuit 11 and power control circuit；Power control circuit is connected to driving amplifier
The source bias port of circuit 9 and amplifier circuit in low noise 10；Temperature sensing circuit is connected to power control circuit.
Four channel radio frequency output ports synthesize defeated as the common radio-frequency of chip all the way by one point of four power divider circuit 8
Exit port.
There is feedback circuit, temperature sensing circuit will pass through feedback between the temperature sensing circuit and power control circuit
Circuit controls bias state of the power control circuit to adjust amplifier, reaches the effect of temperature-compensating.
Each amplifier, the working condition of phase shifter are digitally controlled circuit control.
The digital control circuit is communicated using SPI communications protocol with chip exterior.
Four radio frequency interfaces are distributed in the chip left and right sides, and the public input port 12 of radio frequency connects in bottom, control and power supply
Mouth 13 is at top.
The application is fully integrated in same chip by a variety of functions, and integrated level height, small volume, cost are low, total digitalization
Control, using simple.The a variety of functions of being commonly used in phased array system are fully integrated into a chip by the application, by a core
Piece replaces conventional multiple chips, so as to significantly reduce volume and reduce cost, while realizing full-digital control.
Compared with documents, the Single-Chip Integration size of the application is small, integrated level is high, and phase shift function can be by
It is digital control that phase is changed at any time；The phase compensation function of the application is without passing through the steps such as test, calculating, debugging
Iterating could adjust accurate by phase error, so debugging speed is fast, debugging step simplifies, phase compensation scope is not by reality
The advantages of border space is limited.
Embodiment 3
On the basis of embodiment 1 and embodiment 2, describe millimeter wave 4 of the present utility model in detail below in conjunction with the accompanying drawings and close 1
Multi-functional reception chip.
As shown in figure 1, closing 1 multi-functional reception chip the utility model proposes a kind of millimeter wave 4, chip is mainly by numeral
Control circuit, the radio-frequency channel circuit of 4 passages, power control circuit, driving amplifier circuit 9, one point of four power divider circuit
85 parts are constituted.Four passages of the radio-frequency channel circuit in the chip are using same design realization, each radio-frequency channel
All included in circuit：The bit phase shifter circuit 11 of amplifier circuit in low noise 10 and six.Power control circuit bag in the chip
Containing amplifier bias circuit, temperature-compensation circuit and DC translation circuits.
As shown in figure 1, the utility model proposes millimeter wave 4 close 1 it is multi-functional receive chip in digital control circuit with
Each amplifier circuit, phase shifter circuit and power control circuit in chip are connected, and can control each amplifier
The working condition of circuit, phase shifter circuit and power control circuit.
As shown in figure 1, the low-noise amplifier input port of four passages in this chip is inputted as the radio frequency of chip
Interface, radiofrequency signal enters one point of four power divider circuit 8, one point four after amplifier circuit in low noise 10 and phase shifter circuit
Power divider circuit 8 realizes the constant power synthesis of four tunnel radiofrequency signals, and the radiofrequency signal after synthesis is by one point of four power splitter common port
Mouth output, is exported after amplifying through overdriven amplifier.
As shown in Fig. 2 the utility model proposes millimeter wave 4 to close the 1 multi-functional radio frequency part 1 received in chip main complete
Amplification and phase shift function into radiofrequency signal；Power unit 3 completes power on/off, temperature-compensating and the DC conversion work(of each passage
Energy；Control section 2 is controlled to the working condition of radio frequency part 1 and power unit 3, is completed to amplifier biasing state, is moved
The control of phase working condition and the caching function of control data.
The utility model proposes millimeter wave 4 close 1 it is multi-functional receive chip external interface be laid out as shown in figure 3, four
Radio frequency interface is distributed in the chip left and right sides, and the public input port 12 of radio frequency is in bottom, and control and power interface 13 are at top.
Claims (7)
1. millimeter wave 4 closes 1 multi-functional reception chip, it is characterised in that：Including radio frequency part（1）, control section（2）And power supply unit
Point（3）, the radio frequency part（1）Include the radio frequency transmitting channel one of four tunnel independences（4）, radio frequency transmitting channel two（5）, radio frequency hair
Penetrate passage three（6）, radio frequency transmitting channel four（7）, driving amplifier circuit（9）With one point of four power divider circuit（8）, each leads to
Road all includes amplifier circuit in low noise（10）With six bit phase shifter circuits（11）；The control section（2）Including digital control
Circuit；The power unit（3）Including power control circuit and temperature sensing circuit.
2. millimeter wave 4 according to claim 1 closes 1 multi-functional reception chip, it is characterised in that：The driving amplifier connects
It is connected to one point of four power divider circuit（8）Public port；One point of four power divider circuit（8）Four points of ports be all connected to six
Phase shifter circuit（11）；Six bit phase shifter circuits（11）Low-noise amplifier is connected to below；Digital control circuit and each six
Bit phase shifter circuit（11）With power control circuit connection；Power control circuit is connected to driving amplifier circuit（9）And low noise
Acoustic amplifier circuit（10）Source bias port；Temperature sensing circuit is connected to power control circuit.
3. millimeter wave 4 according to claim 2 closes 1 multi-functional reception chip, it is characterised in that：Four channel radio frequency outputs
Port passes through one point of four power divider circuit（8）Synthesis is all the way as the common radio-frequency output port of chip.
4. millimeter wave 4 according to claim 3 closes 1 multi-functional reception chip, it is characterised in that：The temperature sensing circuit
There is feedback circuit between power control circuit, temperature sensing circuit will control power control circuit to be used to by feedback circuit
The bias state of amplifier is adjusted, the effect of temperature-compensating is reached.
5. millimeter wave 4 according to claim 4 closes 1 multi-functional reception chip, it is characterised in that：Each amplifier, shifting
The working condition of phase device is all digitally controlled circuit control.
6. millimeter wave 4 according to claim 5 closes 1 multi-functional reception chip, it is characterised in that：The digital control circuit
Communicated using SPI communications protocol and chip exterior.
7. the millimeter wave 4 according to claim 1-6 any one closes 1 multi-functional reception chip, it is characterised in that：Radio frequency is sent out
Penetrate passage one（4）, radio frequency transmitting channel two（5）, radio frequency transmitting channel three（6）, radio frequency transmitting channel four（7）Interface be distributed in
The chip left and right sides, the public input port of radio frequency（12）In bottom, control and power interface（13）At top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720070517.7U CN206481294U (en) | 2017-01-20 | 2017-01-20 | Millimeter wave 4 closes 1 multi-functional reception chip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720070517.7U CN206481294U (en) | 2017-01-20 | 2017-01-20 | Millimeter wave 4 closes 1 multi-functional reception chip |
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| Publication Number | Publication Date |
|---|---|
| CN206481294U true CN206481294U (en) | 2017-09-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720070517.7U Active CN206481294U (en) | 2017-01-20 | 2017-01-20 | Millimeter wave 4 closes 1 multi-functional reception chip |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109239672A (en) * | 2018-09-29 | 2019-01-18 | 南京吉凯微波技术有限公司 | A kind of four-way microwave T/R component |
| CN109884645A (en) * | 2019-04-09 | 2019-06-14 | 苏州顺憬志联新材料科技有限公司 | A kind of ultrasonic distance measuring module |
| CN112803898A (en) * | 2021-03-17 | 2021-05-14 | 成都瑞迪威科技有限公司 | High-integration-level frequency conversion channel assembly |
-
2017
- 2017-01-20 CN CN201720070517.7U patent/CN206481294U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109239672A (en) * | 2018-09-29 | 2019-01-18 | 南京吉凯微波技术有限公司 | A kind of four-way microwave T/R component |
| CN109884645A (en) * | 2019-04-09 | 2019-06-14 | 苏州顺憬志联新材料科技有限公司 | A kind of ultrasonic distance measuring module |
| CN112803898A (en) * | 2021-03-17 | 2021-05-14 | 成都瑞迪威科技有限公司 | High-integration-level frequency conversion channel assembly |
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