CN203674348U - Single-pole single-throw PIN microwave switch applied to microwave test system - Google Patents
Single-pole single-throw PIN microwave switch applied to microwave test system Download PDFInfo
- Publication number
- CN203674348U CN203674348U CN201320877826.7U CN201320877826U CN203674348U CN 203674348 U CN203674348 U CN 203674348U CN 201320877826 U CN201320877826 U CN 201320877826U CN 203674348 U CN203674348 U CN 203674348U
- Authority
- CN
- China
- Prior art keywords
- microwave
- box body
- pin
- test system
- throw
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 239000000758 substrate Substances 0.000 claims abstract description 19
- 239000012212 insulator Substances 0.000 claims abstract description 8
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 2
- 239000010931 gold Substances 0.000 claims description 2
- 229910052737 gold Inorganic materials 0.000 claims description 2
- 238000002955 isolation Methods 0.000 abstract description 2
- 239000003990 capacitor Substances 0.000 abstract 4
- 230000000903 blocking effect Effects 0.000 abstract 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000012634 fragment Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
Images
Landscapes
- Electronic Switches (AREA)
Abstract
The utility model discloses a single-pole single-throw PIN microwave switch applied to a microwave test system. The microwave switch comprises a microwave unit and a controller. The controller is cooperatively connected with the microwave unit. The microwave unit comprises a circuit box body. The circuit box body is internally provided with an arrangement groove, the arrangement groove is internally provided with a microwave substrate, the microwave substrate is provided with chip holes and blocking capacitor slits, the chip holes are internally provided with PIN diodes, and the blocking capacitor slits are internally provided with blocking capacitors, and the microwave substrate is also provided with a plurality of capacitors and bias inductors. One side of the circuit box body is provided with a through hole, and a radio frequency joint is arranged in the through hole and connected with the PIN diodes on the microwave substrate. A back surface of the circuit box body is provided with a circuit board. The circuit box body is internally provided with feed insulators, and the feed insulators are connected with the circuit board. The single-pole single-throw PIN microwave switch is advantaged by being low in loss, high in isolation and switching speed, small in size, long in service life, high in reliability and the like.
Description
Technical field
The utility model relates to a kind of microwave switch, is specifically related to a kind of single-pole single-throw(SPST PIN microwave switch that is applicable to microwave test system.
Background technology
PIN microwave switch is mainly useful in microwave high-frequency field, can control by TTL signal, plays the effect that channel switches in radio circuit, and signal is fast and effeciently transferred to Devices to test (DUT) from measuring instrument.
PIN microwave switch belongs to semiconductor switch, and it has the fast feature of switching speed compared with electro-mechanical switches; Compared with ferrite, there is bandwidth, volume is little, lightweight feature.Due to PIN diode open circuit and short circuit characteristic good, control rate is fast, lossy microwave is little, controlled power capacity greatly and there is more satisfactory switching characteristic, so it is the first-selected device of microwave switch.
Existing microwave switch major part can only realize the function that channel switches, and fast and effeciently the ability of switching signal has certain limitation.
On the other hand, existing microwave coaxial switch used, its control section all adopts shrapnel contact structure to control, and elastic component and contact point are directly welded on PCB circuit board; Like this, strengthen on the one hand the difficulty of microwave coaxial switch production process, be unfavorable for producing in batches and continuous productive process, and the scrappage of producing is very high, simultaneously, adopt shrapnel contact structure shell fragment producing elastic fatigue in work for a long time, easily occur the wild effects such as shell fragment loose contact.
Utility model content
The technical problems to be solved in the utility model is: existing microwave switch fast and effeciently switching signal and use easily damage, use unstable, thereby a kind of single-pole single-throw(SPST PIN microwave switch for microwave test system is provided.
For achieving the above object, the technical solution of the utility model is as follows:
A kind of single-pole single-throw(SPST PIN microwave switch for microwave test system, it is characterized in that, described microwave switch comprises microwave unit and controller, described controller and microwave unit are connected, described microwave unit comprises a circuit box body, in described circuit box body, be provided with resettlement groove, in described resettlement groove, be provided with microwave substrate, described microwave substrate is provided with chip hole and capacitance seam, in described chip hole, be provided with PIN diode, in described capacitance seam, be provided with capacitance, in described microwave substrate, be also provided with several electric capacity and bias inductors
Described circuit box body one side offers through hole, and described through hole is provided with radio-frequency joint, and described radio-frequency joint is connected with the PIN diode in microwave substrate,
The described circuit box body back side is provided with circuit board, in described circuit box body, is provided with feed insulator, and described feed insulator is connected with circuit board.
In a preferred embodiment of the present utility model, described PIN diode is connected with the microstrip line in microwave substrate by spun gold with capacitance.
In a preferred embodiment of the present utility model, in described resettlement groove, adopt the parallel connection of Pyatyi PIN diode.
In a preferred embodiment of the present utility model, described capacitance adopts SMD high frequency capacitance.
In a preferred embodiment of the present utility model, described bias inductors adopts the inductance of homemade enamelled wire coiling.
In a preferred embodiment of the present utility model, described electric capacity adopts individual layer electric capacity.
By technique scheme, the beneficial effects of the utility model are:
The utlity model has low-loss, high-isolation, high switch speed, volume is little, the life-span is long, high reliability.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is fundamental diagram of the present utility model;
Fig. 2 is cutaway view of the present utility model;
Fig. 3 is structural representation of the present utility model.
Embodiment
For technological means, creation characteristic that the utility model is realized, reach object and effect is easy to understand, below in conjunction with concrete diagram, further set forth the utility model.
Referring to Fig. 1, a kind of single-pole single-throw(SPST PIN microwave switch for microwave test system that the utility model provides, it mainly comprises microwave unit 100 and controller 200.
Like this, thereby the utility model is controlled conducting or the disconnection of PIN diode 104 in positive bias state or reverse bias condition after by controller 200 conversion, thereby has realized the switching of microwave signal channel.
Referring to Fig. 2, it comprises a circuit box body 101 microwave unit 100, is provided with a resettlement groove 102 in circuit box body 101, is provided with a microwave substrate 103 in resettlement groove 102.
Microwave substrate 103, it is specially a rectangle, is provided with chip hole and capacitance seam in microwave substrate 103.
Chip hole is used for settling PIN diode 104, in capacitance seam, is provided with capacitance 120.
The SMD high frequency capacitance of the concrete employing of capacitance 120.
In microwave substrate 103, be also provided with several electric capacity 170 and bias inductors 130.
PIN diode 104, adopts Pyatyi PIN diode to be connected in parallel in microwave substrate 103 and from left to right joins successively.
Bias inductors 130, adopts the inductance of homemade enamelled wire coiling.
Be provided with a through hole in the left side of circuit box body 101, through hole is communicated with resettlement groove 102, on through hole, be provided with a radio-frequency joint 140, one end of radio-frequency joint 140 is connected the other end by through hole with the PIN diode 104 in resettlement groove 102 and is connected with controller 200, and the voltage after controller 200 conversions can send PIN diode 104 to by radio-frequency joint 140 like this.
Referring to Fig. 3, be provided with circuit board 150 at circuit box body 101 back sides, in circuit box body 101, be provided with feed insulator 160, feed insulator 160 is connected with circuit board 150.
The utility model is additional power source in sum, changes TTL control signal by controller 200, thereby changes the supply power voltage to PIN diode 104, makes it in positively biased or reverse-biased operating state, thereby has realized the switching of channel break-make.
More than show and described basic principle of the present utility model and principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; that in above-described embodiment and specification, describes just illustrates principle of the present utility model; do not departing under the prerequisite of the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (6)
1. the single-pole single-throw(SPST PIN microwave switch for microwave test system, it is characterized in that, described microwave switch comprises microwave unit and controller, described controller and microwave unit are connected, described microwave unit comprises a circuit box body, in described circuit box body, be provided with resettlement groove, in described resettlement groove, be provided with microwave substrate, described microwave substrate is provided with chip hole and capacitance seam, in described chip hole, be provided with PIN diode, in described capacitance seam, be provided with capacitance, in described microwave substrate, be also provided with several electric capacity and bias inductors
Described circuit box body one side offers through hole, and described through hole is provided with radio-frequency joint, and described radio-frequency joint is connected with the PIN diode in microwave substrate,
The described circuit box body back side is provided with circuit board, in described circuit box body, is provided with feed insulator, and described feed insulator is connected with circuit board.
2. a kind of single-pole single-throw(SPST PIN microwave switch for microwave test system according to claim 1, is characterized in that, described PIN diode is connected with the microstrip line in microwave substrate by spun gold with capacitance.
3. a kind of single-pole single-throw(SPST PIN microwave switch for microwave test system according to claim 1, is characterized in that, adopts the parallel connection of Pyatyi PIN diode in described resettlement groove.
4. a kind of single-pole single-throw(SPST PIN microwave switch for microwave test system according to claim 1, is characterized in that, described capacitance adopts SMD high frequency capacitance.
5. a kind of single-pole single-throw(SPST PIN microwave switch for microwave test system according to claim 1, is characterized in that, described bias inductors adopts the inductance of homemade enamelled wire coiling.
6. a kind of single-pole single-throw(SPST PIN microwave switch for microwave test system according to claim 1, is characterized in that, described electric capacity adopts individual layer electric capacity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320877826.7U CN203674348U (en) | 2013-12-27 | 2013-12-27 | Single-pole single-throw PIN microwave switch applied to microwave test system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320877826.7U CN203674348U (en) | 2013-12-27 | 2013-12-27 | Single-pole single-throw PIN microwave switch applied to microwave test system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203674348U true CN203674348U (en) | 2014-06-25 |
Family
ID=50970610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320877826.7U Expired - Lifetime CN203674348U (en) | 2013-12-27 | 2013-12-27 | Single-pole single-throw PIN microwave switch applied to microwave test system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203674348U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106025450A (en) * | 2016-07-10 | 2016-10-12 | 北京遥感设备研究所 | Ka-band high isolation PIN switch assembly |
| CN107425236A (en) * | 2017-06-15 | 2017-12-01 | 西安电子工程研究所 | The integrated single-pole double-throw switch (SPDT) of filtering and the integrated single-pole double-throw switch (SPDT) of microstrip line filtering |
| TWI647467B (en) * | 2018-06-05 | 2019-01-11 | 中華精測科技股份有限公司 | Chip test module capable of suppressing impedances of different frequency bands of a power source |
-
2013
- 2013-12-27 CN CN201320877826.7U patent/CN203674348U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106025450A (en) * | 2016-07-10 | 2016-10-12 | 北京遥感设备研究所 | Ka-band high isolation PIN switch assembly |
| CN106025450B (en) * | 2016-07-10 | 2019-02-19 | 北京遥感设备研究所 | A kind of Ka wave band high isolation PIN switch block |
| CN107425236A (en) * | 2017-06-15 | 2017-12-01 | 西安电子工程研究所 | The integrated single-pole double-throw switch (SPDT) of filtering and the integrated single-pole double-throw switch (SPDT) of microstrip line filtering |
| CN107425236B (en) * | 2017-06-15 | 2019-12-17 | 西安电子工程研究所 | Filtering integrated single-pole double-throw switch and microstrip line filtering integrated single-pole double-throw switch |
| TWI647467B (en) * | 2018-06-05 | 2019-01-11 | 中華精測科技股份有限公司 | Chip test module capable of suppressing impedances of different frequency bands of a power source |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101699767B (en) | Feed circuit of radio frequency power amplifier | |
| CN203674348U (en) | Single-pole single-throw PIN microwave switch applied to microwave test system | |
| CN103501059B (en) | Field coupled formula energy signal walks abreast wireless transmitting system | |
| CN205319471U (en) | Radio frequency connector for radio communication | |
| CN104183423A (en) | Miniaturized high-frequency single-pole six-throw coaxial mechanical and electrical switch | |
| CN103760415B (en) | Strong-flow compact type circular accelerator tuning loop phase detection method | |
| CN206629044U (en) | Microwave electron switch is thrown based on GaAs monolithic ultra wide bands hilted broadsword eight in receiver | |
| CN104135250B (en) | A kind of pulse power device based on ring-shaped pottery solidus | |
| CN203340416U (en) | Printed circuit board and terminal | |
| CN204130750U (en) | A kind of floating type high current connector | |
| CN103762407B (en) | A kind of Miniaturization multi-layer ceramic bridge | |
| CN202352835U (en) | Antenna capable of switching electric wave polarization direction, and circuit | |
| RU176449U1 (en) | SHIP TRANSMITTING ANTENNA SYSTEM - 6 | |
| CN204349942U (en) | A kind of millimeter-wave signal amplitude modulation circuit | |
| CN107436389B (en) | Internet of things device for wireless communication active lightning arrester | |
| CN204376136U (en) | A kind of coaxial dead load | |
| CN202550069U (en) | Printed circuit board type franklin antenna | |
| CN207215910U (en) | High power RF tests switching device | |
| CN203910941U (en) | Parallel contact type RF MEMS switch | |
| CN203218430U (en) | Cavity coupler | |
| CN208820684U (en) | A kind of power inverter based on switching capacity and division driving transformer | |
| CN204925183U (en) | Semiconductor chip tests punch block | |
| CN102386488B (en) | Antenna and circuit capable of switching wave polarization direction and method thereof | |
| CN111769021A (en) | Side-connected microwave circular waveguide excitation device | |
| CN204167454U (en) | A kind of SMA/I-PEX triplet type connector |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140625 |