CN202750091U - Short wave radiofrequency signal distribution unit remote controlled with multi modes - Google Patents
Short wave radiofrequency signal distribution unit remote controlled with multi modes Download PDFInfo
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- CN202750091U CN202750091U CN 201220314678 CN201220314678U CN202750091U CN 202750091 U CN202750091 U CN 202750091U CN 201220314678 CN201220314678 CN 201220314678 CN 201220314678 U CN201220314678 U CN 201220314678U CN 202750091 U CN202750091 U CN 202750091U
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- distribution unit
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Abstract
The utility model provides a short wave radiofrequency signal distribution unit comprising a power supply circuit, a control circuit and a radio frequency processing circuit, wherein the power supply circuit respectively provides the working voltage for the control circuit and the radio frequency processing circuit; the control circuit receives an external control signal and outputs an internal control signal to the radio frequency processing circuit; and the radio frequency processing circuit receives the internal control signal output by the control circuit and a radio frequency input signal, and sends the radio frequency processing signal according to the internal control signal output by the control circuit. The short wave radiofrequency signal distribution unit remote controlled with multi modes can realize selection and distribution of multi channels of radiofrequency signals, and at the same time selection of multiple-input multiple-output radiofrequency signals can be configured according to the practical requirement of a user.
Description
Technical field
The utility model relates to the short wave communication field, and particularly relevant for the short-wave radio frequency signal distribution unit of one kind of multiple mode remote controls.
Background technology
In some Shortwave Communication System, exist the many and many situations of kind of managing business of reception antenna, need to select to distribute to the radiofrequency signal that multi-path antenna receives.And in the past some have in the equipment of short-wave radio frequency distribution function, can only distribute the single-channel RF signal, can not satisfy the needs that multichannel input radio frequency signal is selected and distributed.
The utility model content
The utility model purpose is to provide the selection of a kind of selection that can realize the multi-channel rf signal and distribution, simultaneously multiple-input, multiple-output radiofrequency signal can be according to the short-wave radio frequency signal distribution unit of the various ways remote control of user's actual need situation configuration.And the short-wave radio frequency signal distribution unit of various ways remote control of the present utility model adopts the means such as network interface, audio port, serial ports to carry out remote control at far-end, realizes arranging flexibly.
For reaching above-mentioned purpose, the utility model proposes a kind of short-wave radio frequency signal distribution unit, comprise: power circuit, control circuit and rf processing circuitry, power circuit is respectively control circuit and rf processing circuitry provides operating voltage, control circuit receives external control signal and exports internal control signal to rf processing circuitry, rf processing circuitry receives internal control signal and the radio-frequency input signals of described control circuit output, and sends the radio frequency output signal according to the internal control signal of described control circuit output.
Further, in the utility model, rf processing circuitry comprises 6 amplifiers, 6 one minute eight power dividers, 1 wiring units and 8 selectors, the input of 6 amplifiers connects respectively 6 road radio-frequency input signalss and described 6 road radio-frequency input signalss is amplified, the input of 6 one minute eight power dividers connects respectively the output of 6 amplifiers and each the road radio-frequency input signals after the described amplification is divided into 8 the tunnel, the input of wiring units connects the output of power divider, and the output of wiring units connects selector, and selector sends the radio frequency output signal according to above-mentioned internal control signal.And wherein above-mentioned selector is the radio-frequency (RF) switch of BGS12A series.
Further, in the utility model, above-mentioned control circuit comprises OMAP chip and the CPLD chip that is attached thereto, and the OMAP chip connects described external control signal, the CPLD chip is connected with described a plurality of selectors, and exports above-mentioned internal control signal and send the radio frequency output signal with the control selector.And wherein the model of OMAP chip is SBC3530, and the model of CPLD chip is EPM2210F324C.
In sum, the utility model can realize that the selection of the selection of multi-channel rf signal and distribution, simultaneously multiple-input, multiple-output radiofrequency signal can be according to the short-wave radio frequency signal distribution unit of the various ways remote control of user's actual need situation configuration.And the short-wave radio frequency signal distribution unit of various ways remote control of the present utility model adopts the means such as network interface, audio port, serial ports to carry out remote control at far-end, realizes arranging flexibly.This mode can improve the applicability of equipment, satisfies user demand under the various occasions.
Description of drawings
Fig. 1 is the external interface schematic diagram of short-wave radio frequency signal distribution unit of the various ways remote control of the utility model embodiment.
Fig. 2 is the inside theory diagram of Fig. 1 intermediate waves radiofrequency signal allocation units.
Fig. 3 is the inside theory diagram of the rf processing circuitry of Fig. 2 intermediate waves radiofrequency signal allocation units.
Fig. 4 is the inside theory diagram of the selector of Fig. 2 intermediate waves radiofrequency signal allocation units.
Fig. 5 is the control circuit of Fig. 2 intermediate waves radiofrequency signal allocation units and the block diagram that is connected of selector.
Embodiment
In order more to understand technology contents of the present utility model, especially exemplified by specific embodiment and cooperate appended graphic being described as follows.
Fig. 1 is the external interface schematic diagram of short-wave radio frequency signal distribution unit of the various ways remote control of the utility model embodiment.As shown in Figure 1, this short-wave radio frequency signal distribution unit has the function of the input of 6 road radio frequencies, the output of 32 road radio frequencies.
Fig. 2 is the inside theory diagram of Fig. 1 intermediate waves radiofrequency signal allocation units.The short-wave radio frequency signal distribution unit comprises: power circuit, control circuit and rf processing circuitry.Power circuit is respectively control circuit and rf processing circuitry provides operating voltage, control circuit receives external control signal and exports internal control signal to rf processing circuitry, rf processing circuitry receives internal control signal and the radio-frequency input signals of described control circuit output, and sends the radio frequency output signal according to the internal control signal of described control circuit output.
Fig. 3 is the inside theory diagram of the rf processing circuitry of Fig. 2 intermediate waves radiofrequency signal allocation units.The control signal of rf processing circuitry reception control circuit is distributed 6 tunnel radiofrequency signals respectively.Rf processing circuitry comprises 6 amplifiers, one minute eight power divider of 6 GS01-08 models, 1 wiring units and 8 selectors, the input of 6 amplifiers connects respectively 6 road radio-frequency input signalss and described 6 road radio-frequency input signalss is amplified, the input of one minute eight power divider of 6 GS01-08 models connects respectively the output of 6 amplifiers and each the road radio-frequency input signals after the described amplification is divided into 8 the tunnel, the input of wiring units connects the output of power divider, and the output of wiring units connects selector, and selector sends the radio frequency output signal according to above-mentioned internal control signal.
Wherein selector 1-8 uses the radio-frequency (RF) switch of BGS12A series, controls by the external logic signal, and the internal circuit schematic diagram of selector as shown in Figure 4.Each selector is controlled the output of the 1 tunnel radiofrequency signal by outside Ctrl1-Ctrl5, Ctrl6-Ctrl10 controls the output of the 2 tunnel radiofrequency signal, Ctrl11-Ctrl15 controls the output of the 3 tunnel radiofrequency signal, and Ctrl16-Ctrl20 controls the output of the 4 tunnel radiofrequency signal, has 20 control signals.
Fig. 5 is the control circuit of Fig. 2 intermediate waves radiofrequency signal allocation units and the block diagram that is connected of selector.The short-wave radio frequency signal distribution unit is selected all passages by control circuit, and control circuit uses all radio-frequency (RF) switch in OMAP and the CPLD chip portfolio control selector.Its core control OMAP chip is selected SBC3530, and the CPLD chip is selected the EPM2210F324C chip, and more than 200 I/O output can be provided, and satisfies 8 selectors more than totally 160 demand of selecting signal.This circuit can be realized the various remote control modes such as network interface, serial ports, audio frequency, optical cable simultaneously.The OMAP control chip externally carries out respectively serial ports, Ethernet and voice communication by serial ports controller MAX488, ethernet controller LAN9220-ABZJ and A/D chip AD73322AR, control byte is resolved to control command, by CPLD chip controls selector 1-8, realize the switching of various patterns.
In sum, the utility model can realize that the selection of the selection of multi-channel rf signal and distribution, simultaneously multiple-input, multiple-output radiofrequency signal can be according to the short-wave radio frequency signal distribution unit of the various ways remote control of user's actual need situation configuration.And the short-wave radio frequency signal distribution unit of various ways remote control of the present utility model adopts the means such as network interface, audio port, serial ports to carry out remote control at far-end, realizes arranging flexibly.This mode can improve the applicability of equipment, satisfies user demand under the various occasions.
Although the utility model discloses as above with preferred embodiment, so it is not to limit the utility model.Have in the technical field under the utility model and usually know the knowledgeable, within not breaking away from spirit and scope of the present utility model, when being used for a variety of modifications and variations.Therefore, protection range of the present utility model is as the criterion when looking claims person of defining.
Claims (5)
1. short-wave radio frequency signal distribution unit, it is characterized in that, comprise: power circuit, control circuit and rf processing circuitry, power circuit is respectively control circuit and rf processing circuitry provides operating voltage, control circuit receives external control signal and exports internal control signal to rf processing circuitry, rf processing circuitry receives internal control signal and the radio-frequency input signals of described control circuit output, and sends the radio frequency output signal according to the internal control signal of described control circuit output.
2. short-wave radio frequency signal distribution unit according to claim 1, it is characterized in that, wherein rf processing circuitry comprises 6 amplifiers, 6 one minute eight power dividers, 1 wiring units and 8 selectors, the input of 6 amplifiers connects respectively 6 road radio-frequency input signalss and described 6 road radio-frequency input signalss is amplified, the input of 6 one minute eight power dividers connects respectively the output of 6 amplifiers and each the road radio-frequency input signals after the described amplification is divided into 8 the tunnel, the input of wiring units connects the output of power divider, and the output of wiring units connects selector, and selector sends the radio frequency output signal according to above-mentioned internal control signal.
3. short-wave radio frequency signal distribution unit according to claim 2 is characterized in that, wherein above-mentioned selector is the radio-frequency (RF) switch of BGS12A series.
4. short-wave radio frequency signal distribution unit according to claim 2, it is characterized in that, wherein above-mentioned control circuit comprises OMAP chip and the CPLD chip that is attached thereto, the OMAP chip connects described external control signal, the CPLD chip is connected with described a plurality of selectors, and exports above-mentioned internal control signal and send the radio frequency output signal with the control selector.
5. short-wave radio frequency signal distribution unit according to claim 4 is characterized in that, wherein the model of OMAP chip is SBC3530, and the model of CPLD chip is EPM2210F324C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220314678 CN202750091U (en) | 2012-06-30 | 2012-06-30 | Short wave radiofrequency signal distribution unit remote controlled with multi modes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220314678 CN202750091U (en) | 2012-06-30 | 2012-06-30 | Short wave radiofrequency signal distribution unit remote controlled with multi modes |
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| Publication Number | Publication Date |
|---|---|
| CN202750091U true CN202750091U (en) | 2013-02-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220314678 Expired - Lifetime CN202750091U (en) | 2012-06-30 | 2012-06-30 | Short wave radiofrequency signal distribution unit remote controlled with multi modes |
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| Country | Link |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103428136A (en) * | 2013-07-26 | 2013-12-04 | 熊猫电子集团有限公司 | Shortwave information channel modulation-demodulation module based on OMAP chip and Ethernet bus |
| CN103427867A (en) * | 2013-07-26 | 2013-12-04 | 熊猫电子集团有限公司 | Short wave transceiving integration radio frequency module based on Ethernet bus |
| CN104767551A (en) * | 2014-01-07 | 2015-07-08 | 熊猫电子集团有限公司 | Wide frequency band RF signal on-and-off switching module |
-
2012
- 2012-06-30 CN CN 201220314678 patent/CN202750091U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103428136A (en) * | 2013-07-26 | 2013-12-04 | 熊猫电子集团有限公司 | Shortwave information channel modulation-demodulation module based on OMAP chip and Ethernet bus |
| CN103427867A (en) * | 2013-07-26 | 2013-12-04 | 熊猫电子集团有限公司 | Short wave transceiving integration radio frequency module based on Ethernet bus |
| CN103427867B (en) * | 2013-07-26 | 2016-08-10 | 熊猫电子集团有限公司 | Shortwave based on industry ethernet transmitting-receiving integrated radio modules |
| CN104767551A (en) * | 2014-01-07 | 2015-07-08 | 熊猫电子集团有限公司 | Wide frequency band RF signal on-and-off switching module |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130220 |
|
| CX01 | Expiry of patent term |