CN110313245B - A kind of meter wave band T/R switch of PIN-based diode - Google Patents
A kind of meter wave band T/R switch of PIN-based diode Download PDFInfo
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- CN110313245B CN110313245B CN201218004655.8A CN201218004655A CN110313245B CN 110313245 B CN110313245 B CN 110313245B CN 201218004655 A CN201218004655 A CN 201218004655A CN 110313245 B CN110313245 B CN 110313245B
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Abstract
The invention discloses a kind of meter wave band T/R of PIN-based diode switches, it include: rectangular strip shape line l1, further includes: PIN diode D1, capacitance C1, decoupling capacitor C5, choke induction L1, choke induction L2, choke induction L3 and switch driving testing circuit A1.T/R switch uses time-division working method, when emission state works, is connected between T/R switch microwave access X1-X2, ends between X2-X3.HIGH-POWERED MICROWAVES signal from radar emission system enters T/R switch by connector X1, goes to radar emission unit from X2.When reception state works, ends between T/R switch microwave access X1-X2, be connected between X2-X3.The reception signal of radar emission unit enters T/R switch from X2, exports from X3, goes to radar receiver.High reliablity of the present invention can bear the HIGH-POWERED MICROWAVES signal of 20KW or more.
Description
Technical field
The present invention relates to a kind of T/R switch, especially a kind of meter wave band T/R of PIN-based diode is opened
It closes.
Background technique
In pulsed radar system, T/R switch is used as duplexer, guarantees that transmitter and receiver shares a day
The major function of line, T/R switch is to close receiver inlet during emitting signal, makes to leak into receiver
Transmitting signal cannot damage the front end of receiver or make the saturation of receiver.During receiving signal, with as far as possible
The echo-signal that small insertion loss receives antenna is sent to receiver inlet.Previous T/R switch is all electricity
Vacuum device and waveguide composition, the restricted lifetime of the T/R switch based on electron tube composition are only hundreds of small
When, and the T/R volume of switch of electron tube composition is big, weight weight, low efficiency, and electron tube is big
Part is passive device, can not accomplish effectively to monitor to the T/R failure switched, be no longer satisfied modern thunder
Up to the requirement for assembly reliability.
Summary of the invention
The purpose of the present invention is to provide a kind of meter wave band T/R of PIN-based diode switches, solve mesh
Preceding metric wave T/R switching technique index is relatively low, poor reliability, the problem that the service life is short and module volume is bigger than normal.
A kind of meter wave band T/R switch of PIN-based diode, comprising: rectangular strip shape line l1, rectangular strip shape
Line l2, rectangular strip shape line l3, rectangular strip shape line l4, rectangular strip shape line l5, further includes: PIN diode
D1, PIN diode D2, PIN diode D3, PIN diode D4, PIN diode D5, PIN bis-
Pole pipe D6, capacitance C1, capacitance C2, capacitance C3, capacitance C4, decoupling electricity
Hold C5, decoupling capacitor C6, decoupling capacitor C7, choke induction L1, choke induction L2, choke induction
L3 and switch driving testing circuit A1.
The one end rectangular strip shape line l1, the one end rectangular strip shape line l2, the one end capacitance C2 respectively with radar emission
Unit connection；Rectangular strip shape line l1 other end ground connection；The rectangular strip shape line l2 other end, the one end capacitance C1
It is connect respectively with radar transmitter；The capacitance C1 other end is connect with rectangular strip shape line l3；PIN diode
D1, PIN diode D2 are connected in parallel between the rectangular strip shape line l3 other end and ground；Capacitance C2, rectangle
Strip line l4, capacitance C3, rectangular strip shape line l5, capacitance C4 series winding；PIN diode D3,
PIN diode D4 is connected in parallel between rectangular strip shape line l4 and the junction capacitance C3 and ground；Bis- pole PIN
Pipe D5, PIN diode D6 are connected in parallel between rectangular strip shape line l5 and the junction capacitance C4 and ground；It grips
The one end galvanic electricity sense L1 is connected to the junction of rectangular microstrip line l3 and PIN diode D1, PIN diode D2,
It is grounded after other end series connection decoupling capacitor C5；The one end choke induction L2 is connected to rectangular strip shape line l4 and PIN
The junction of diode D3, PIN diode D4, the other end series connection decoupling capacitor C6 after be grounded；Chokes electricity
Sense one end L3 is connected to the junction of rectangular strip shape line l5 and PIN diode D5, PIN diode D6, separately
It is grounded after one end series connection decoupling capacitor C7；It switchs driving testing circuit A1 and passes through choke induction L1 and PIN
Diode D1 is connected with PIN diode D2, and switch driving testing circuit A1 passes through choke induction L2 and PIN
Diode D3 is connected with PIN diode D4, switch driving testing circuit A1 by choke induction L3 with
PIN diode D5 is connected with PIN diode D6.
The meter wave band transmit-receive switch of PIN-based diode uses time-division working method, and working condition is divided into hair
Penetrate state and reception state.When emission state works, switch driving testing circuit A1 is gripped by choke induction L1
Galvanic electricity sense L2, choke induction L3 respectively to PIN diode D1, PIN diode D2, PIN diode D3,
PIN diode D4, PIN diode D5, PIN diode D6 addition forward bias voltage make bis- pole PIN
Pipe conducting.It is connected between T/R switch microwave access X1-X2, ends between X2-X3.From radar emission
The HIGH-POWERED MICROWAVES signal of system enters T/R switch by connector X1, by rectangular strip shape line l2, from X2
Go to radar emission unit.When reception state works, switch driving testing circuit A1 is gripped by choke induction L1
Galvanic electricity sense L2, choke induction L3 respectively to PIN diode D1, PIN diode D2, PIN diode D3,
PIN diode D4, PIN diode D5, PIN diode D6 addition reverse bias voltage make bis- pole PIN
Pipe cut-off, T/R is switched to be ended between microwave access X1-X2, is connected between X2-X3.Radar emission unit
Reception signal from X2 enter T/R switch, by capacitance C2, rectangular strip shape line l4, capacitance
C3, rectangular strip shape line l5, capacitance C4 export from X3, go to radar receiver.
The present invention integrates composition T/R with more PIN diodes and switchs and pass through test, can bear
The pulse power of 20KW or more has very high reliability, can be used for engineering use.
Detailed description of the invention
A kind of electrical block diagram of the meter wave band T/R switch of PIN-based diode of Fig. 1.
Specific embodiment
A kind of meter wave band T/R switch of PIN-based diode, comprising: rectangular strip shape line l1, rectangular strip shape
Line l2, rectangular strip shape line l3, rectangular strip shape line l4, rectangular strip shape line l5, further includes: PIN diode
D1, PIN diode D2, PIN diode D3, PIN diode D4, PIN diode D5, PIN bis-
Pole pipe D6, capacitance C1, capacitance C2, capacitance C3, capacitance C4, decoupling electricity
Hold C5, decoupling capacitor C6, decoupling capacitor C7, choke induction L1, choke induction L2, choke induction
L3 and switch driving testing circuit A1.
The one end rectangular strip shape line l1, the one end rectangular strip shape line l2, the one end capacitance C2 respectively with radar emission
Unit connection；Rectangular strip shape line l1 other end ground connection；The rectangular strip shape line l2 other end, the one end capacitance C1
It is connect respectively with radar transmitter；The capacitance C1 other end is connect with rectangular strip shape line l3；PIN diode
D1, PIN diode D2 are connected in parallel between the rectangular strip shape line l3 other end and ground；Capacitance C2, rectangle
Strip line l4, capacitance C3, rectangular strip shape line l5, capacitance C4 series winding；PIN diode D3,
PIN diode D4 is connected in parallel between rectangular strip shape line l4 and the junction capacitance C3 and ground；Bis- pole PIN
Pipe D5, PIN diode D6 are connected in parallel between rectangular strip shape line l5 and the junction capacitance C4 and ground；It grips
The one end galvanic electricity sense L1 is connected to the junction of rectangular microstrip line l3 and PIN diode D1, PIN diode D2,
It is grounded after other end series connection decoupling capacitor C5；The one end choke induction L2 is connected to rectangular strip shape line l4 and PIN
The junction of diode D3, PIN diode D4, the other end series connection decoupling capacitor C6 after be grounded；Chokes electricity
Sense one end L3 is connected to the junction of rectangular strip shape line l5 and PIN diode D5, PIN diode D6, separately
It is grounded after one end series connection decoupling capacitor C7；It switchs driving testing circuit A1 and passes through choke induction L1 and PIN
Diode D1 is connected with PIN diode D2, and switch driving testing circuit A1 passes through choke induction L2 and PIN
Diode D3 is connected with PIN diode D4, switch driving testing circuit A1 by choke induction L3 with
PIN diode D5 is connected with PIN diode D6.
The meter wave band transmit-receive switch of PIN-based diode uses time-division working method, and working condition is divided into hair
Penetrate state and reception state.When emission state works, switch driving testing circuit A1 is gripped by choke induction L1
Galvanic electricity sense L2, choke induction L3 respectively to PIN diode D1, PIN diode D2, PIN diode D3,
PIN diode D4, PIN diode D5, PIN diode D6 addition forward bias voltage make bis- pole PIN
Pipe conducting.It is connected between T/R switch microwave access X1-X2, ends between X2-X3.From radar emission
The HIGH-POWERED MICROWAVES signal of system enters T/R switch by connector X1, by rectangular strip shape line l2, from X2
Go to radar emission unit.When reception state works, switch driving testing circuit A1 is gripped by choke induction L1
Galvanic electricity sense L2, choke induction L3 respectively to PIN diode D1, PIN diode D2, PIN diode D3,
PIN diode D4, PIN diode D5, PIN diode D6 addition reverse bias voltage make bis- pole PIN
Pipe cut-off, T/R is switched to be ended between microwave access X1-X2, is connected between X2-X3.Radar emission unit
Reception signal from X2 enter T/R switch, by capacitance C2, rectangular strip shape line/4, capacitance
C3, rectangular strip shape line/5, capacitance C4 export from X3, go to radar receiver.
Claims (1)
1. a kind of meter wave band T/R of PIN-based diode is switched, comprising: rectangular strip shape line l1, rectangular band
Shape line l2, rectangular strip shape line l3, rectangular strip shape line l4, rectangular strip shape line l5, it is characterised in that further include: PIN
Diode D1, PIN diode D2, PIN diode D3, PIN diode D4, PIN diode D5,
PIN diode D6, capacitance C1, capacitance C2, capacitance C3, capacitance C4,
Decoupling capacitor C5, it decoupling capacitor C6, decoupling capacitor C7, choke induction L1, choke induction L2, grips
Galvanic electricity sense L3 and switch driving testing circuit A1；
The one end rectangular strip shape line l1, the one end rectangular strip shape line l2, the one end capacitance C2 respectively with radar emission
Unit connection；Rectangular strip shape line l1 other end ground connection；The rectangular strip shape line l2 other end, the one end capacitance C1
It is connect respectively with radar transmitter；The capacitance C1 other end is connect with rectangular strip shape line l3；PIN diode
D1, PIN diode D2 are connected in parallel between the rectangular strip shape line l3 other end and ground；Capacitance C2, rectangle
Strip line l4, capacitance C3, rectangular strip shape line l5, capacitance C4 series winding；PIN diode D3,
PIN diode D4 is connected in parallel between rectangular strip shape line l4 and the junction capacitance C3 and ground；Bis- pole PIN
Pipe D5, PIN diode D6 are connected in parallel between rectangular strip shape line l5 and the junction capacitance C4 and ground；It grips
The one end galvanic electricity sense L1 is connected to the junction of rectangular microstrip line l3 and PIN diode D1, PIN diode D2,
It is grounded after other end series connection decoupling capacitor C5；The one end choke induction L2 is connected to rectangular strip shape line l4 and PIN
The junction of diode D3, PIN diode D4, the other end series connection decoupling capacitor C6 after be grounded；Chokes electricity
Sense one end L3 is connected to the junction of rectangular strip shape line l5 and PIN diode D5, PIN diode D6, separately
It is grounded after one end series connection decoupling capacitor C7；It switchs driving testing circuit A1 and passes through choke induction L1, chokes electricity
Feel L2, choke induction L3 respectively with PIN diode D1 and PIN diode D2, PIN diode D3 and
PIN diode D4, PIN diode D5 are connected with PIN diode D6；
The meter wave band transmit-receive switch of PIN-based diode uses time-division working method, and working condition is divided into transmitting
State and reception state；When emission state works, switch driving testing circuit A1 is gripped by choke induction L1
Galvanic electricity sense L2, choke induction L3 are respectively to PIN diode D1, PIN diode D2, PIN diode
D3, PIN diode D4, PIN diode D5, PIN diode D6 addition forward bias voltage make PIN
Diode current flow；It is connected between T/R switch microwave access X1-X2, ends between X2-X3；It is sent out from radar
It penetrates the HIGH-POWERED MICROWAVES signal of system and T/R switch is entered by connector X1, by rectangular strip shape line l2, from
X2 goes to radar emission unit；When reception state works, switch driving testing circuit A1 passes through choke induction
L1, choke induction L2, choke induction L3 are respectively to PIN diode D1, PIN diode D2, PIN bis-
Pole pipe D3, PIN diode D4, PIN diode D5, PIN diode D6 addition reverse bias voltage make
PIN diode cut-off, T/R is switched to be ended between microwave access X1-X2, is connected between X2-X3；Radar spoke
The reception signal for penetrating unit enters T/R switch from X2, by capacitance C2, rectangular strip shape line l4, blocking
Capacitor C3, rectangular strip shape line l5, capacitance C4 export from X3, go to radar receiver.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201218004655.8A CN110313245B (en) | 2012-10-18 | 2012-10-18 | A kind of meter wave band T/R switch of PIN-based diode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201218004655.8A CN110313245B (en) | 2012-10-18 | 2012-10-18 | A kind of meter wave band T/R switch of PIN-based diode |
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| CN110313245B true CN110313245B (en) | 2015-04-22 |
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| CN201218004655.8A Active CN110313245B (en) | 2012-10-18 | 2012-10-18 | A kind of meter wave band T/R switch of PIN-based diode |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109039369A (en) * | 2018-08-16 | 2018-12-18 | Oppo（重庆）智能科技有限公司 | Radio circuit and electronic equipment |
| CN110504986A (en) * | 2019-09-18 | 2019-11-26 | 京信通信***（中国）有限公司 | Transceiver insulation circuit, TDD wireless transceiver circuit and base station |
| CN116256707A (en) * | 2023-05-15 | 2023-06-13 | 浙江宜通华盛科技有限公司 | Dual-polarization array radar and PIN tube SPDT switching device and method thereof |
-
2012
- 2012-10-18 CN CN201218004655.8A patent/CN110313245B/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109039369A (en) * | 2018-08-16 | 2018-12-18 | Oppo（重庆）智能科技有限公司 | Radio circuit and electronic equipment |
| CN110504986A (en) * | 2019-09-18 | 2019-11-26 | 京信通信***（中国）有限公司 | Transceiver insulation circuit, TDD wireless transceiver circuit and base station |
| CN110504986B (en) * | 2019-09-18 | 2021-05-28 | 京信通信***（中国）有限公司 | Transmit-receive isolation circuit, TDD wireless transmit-receive circuit and base station |
| CN116256707A (en) * | 2023-05-15 | 2023-06-13 | 浙江宜通华盛科技有限公司 | Dual-polarization array radar and PIN tube SPDT switching device and method thereof |
| CN116256707B (en) * | 2023-05-15 | 2023-08-08 | 浙江宜通华盛科技有限公司 | Dual-polarization array radar and PIN tube SPDT switching device and method thereof |
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