CN204155284U - A kind of diversity antenna passive RFID device - Google Patents
A kind of diversity antenna passive RFID device Download PDFInfo
- Publication number
- CN204155284U CN204155284U CN201420679714.5U CN201420679714U CN204155284U CN 204155284 U CN204155284 U CN 204155284U CN 201420679714 U CN201420679714 U CN 201420679714U CN 204155284 U CN204155284 U CN 204155284U
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- microprocessor
- uhf
- difference channel
- voltage regulator
- antenna
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- 230000005540 biological transmission Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
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Abstract
The utility model relates to a kind of diversity antenna passive RFID device, comprise impedance-matching device, also comprise energy storing device, voltage regulator or voltage monitor, UHF antenna, UWB antenna, UHF detuner, UWB modulator, microprocessor, AD device group and sensor interface; Impedance-matching device is connected with UHF antenna by difference channel, and energy storing device is connected with UHF detuner by difference channel; The output terminal of energy storing device is connected with voltage regulator or voltage monitor; Microprocessor is connected with voltage regulator or voltage monitor by difference channel; Microprocessor is connected with AD device group by AD interface; Microprocessor is connected with UWB modulator with UHF modulator by universal serial bus SPI interface, and microprocessor is connected with voltage regulator or voltage monitor by difference channel.It can read the information of dynamic change, and convenient layout, without the need to power supply.
Description
Technical field
The utility model belongs to RFID (radio-frequency (RF) identification) technical field, relates to a kind of RFID device, particularly relates to a kind of diversity antenna passive RFID device.
Background technology
At present, RFID technique and equipment thereof are widely used in various aspects, but, the information of current RFID device is all fix information, cannot read the information of dynamic change, and there is the problem such as restricted of being inconvenient to arrange and power more, and be difficult to carry out dynamic big data quantity transmission to multiple sensing data, for this reason, need a kind of RFID device that can solve above-mentioned technical matters existing in prior art, meet the needs of actual conditions.
Utility model content
The purpose of this utility model is, a kind of diversity antenna passive RFID device is provided, the information of dynamic change can be read, and convenient layout and power supply are conveniently, and dynamic big data quantity transmission can be carried out to multiple sensing data, meet the needs of actual conditions.
For achieving the above object, the utility model provides a kind of diversity antenna passive RFID device, comprise impedance-matching device, also comprise energy storing device, voltage regulator or voltage monitor, UHF (superfrequency) antenna, UWB (ultrawideband) antenna, UHF detuner, UWB modulator, microprocessor, AD (data acquisition) device group and sensor interface; Impedance-matching device is connected with UHF antenna by difference channel, and energy storing device is connected with UHF detuner by difference channel; The output terminal of energy storing device is connected with voltage regulator or voltage monitor; Microprocessor is connected with voltage regulator or voltage monitor by difference channel; Microprocessor is connected with AD device group by AD interface; Microprocessor is connected with UWB modulator with UHF modulator by universal serial bus SPI interface, and microprocessor is connected with voltage regulator or voltage monitor by difference channel.
In above scheme preferably, microprocessor is connected with at least two AD device groups by AD interface.
Compared with prior art, the utility model has the following advantages:
Diversity antenna passive RFID device of the present utility model, it can read the information of dynamic change, and convenient layout, without the need to power supply, and dynamic big data quantity transmission can be carried out to multiple sensing data, it is integrated with sensor and radio-frequency module, without the need to manual intervention, convenient to operation, application scenario widely can be met.
Accompanying drawing explanation
Below in conjunction with drawings and embodiments, the utility model is described in further detail:
Fig. 1 is the structured flowchart of diversity antenna passive RFID device of the present utility model.
Embodiment
In order to understand the utility model better, below in conjunction with specific embodiment, the utility model is explained in detail.But, obviously can carry out different modification and remodeling to the utility model and not exceed the wider spirit and scope of the utility model of appended claims.Therefore, following examples have exemplary and hard-core implication.
Embodiment 1:
A kind of diversity antenna passive RFID device, comprise impedance-matching device, also comprise energy storing device, voltage regulator or voltage monitor, UHF (superfrequency) antenna, UWB (ultrawideband) antenna, UHF detuner, UWB modulator, microprocessor, AD (data acquisition) device group and sensor interface; Impedance-matching device is connected with UHF antenna by difference channel, and energy storing device is connected with UHF detuner by difference channel; The output terminal of energy storing device is connected with voltage regulator or voltage monitor; Microprocessor is connected with voltage regulator or voltage monitor by difference channel; Microprocessor is connected with AD device group by AD interface; Microprocessor is connected with UWB modulator with UHF modulator by universal serial bus SPI interface, and microprocessor is connected with voltage regulator or voltage monitor by difference channel.
Embodiment 2:
A kind of diversity antenna passive RFID device, similar to embodiment 1, difference is, microprocessor is connected with four AD device groups by AD interface.
Diversity antenna passive RFID device of the present utility model, the information of dynamic change can be read, and convenient layout, without the need to power supply, and dynamic big data quantity transmission can be carried out to multiple sensing data, it is integrated with sensor and radio-frequency module, without the need to manual intervention, convenient to operation, application scenario widely can be met.
Claims (2)
1. a diversity antenna passive RFID device, comprise impedance-matching device, it is characterized in that: also comprise energy storing device, voltage regulator or voltage monitor, UHF antenna, UWB antenna, UHF detuner, UWB modulator, microprocessor, AD device group and sensor interface; Impedance-matching device is connected with UHF antenna by difference channel, and energy storing device is connected with UHF detuner by difference channel; The output terminal of energy storing device is connected with voltage regulator or voltage monitor; Microprocessor is connected with voltage regulator or voltage monitor by difference channel; Microprocessor is connected with AD device group by AD interface; Microprocessor is connected with UWB modulator with UHF modulator by universal serial bus SPI interface, and microprocessor is connected with voltage regulator or voltage monitor by difference channel.
2. diversity antenna passive RFID device as claimed in claim 1, is characterized in that: microprocessor is connected with at least two AD device groups by AD interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420679714.5U CN204155284U (en) | 2014-11-13 | 2014-11-13 | A kind of diversity antenna passive RFID device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420679714.5U CN204155284U (en) | 2014-11-13 | 2014-11-13 | A kind of diversity antenna passive RFID device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204155284U true CN204155284U (en) | 2015-02-11 |
Family
ID=52513384
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420679714.5U Expired - Fee Related CN204155284U (en) | 2014-11-13 | 2014-11-13 | A kind of diversity antenna passive RFID device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204155284U (en) |
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2014
- 2014-11-13 CN CN201420679714.5U patent/CN204155284U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150211 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |