CN201984162U - Long-baseline dual navigation satellite receiving antenna positioning and orientation device - Google Patents
Long-baseline dual navigation satellite receiving antenna positioning and orientation device Download PDFInfo
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- CN201984162U CN201984162U CN2010206930124U CN201020693012U CN201984162U CN 201984162 U CN201984162 U CN 201984162U CN 2010206930124 U CN2010206930124 U CN 2010206930124U CN 201020693012 U CN201020693012 U CN 201020693012U CN 201984162 U CN201984162 U CN 201984162U
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- navigation satellite
- receiving antenna
- signal receiving
- satellite signal
- positioning
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Abstract
The utility model discloses a long-baseline dual navigation satellite receiving antenna positioning and orientation device, which comprises two same navigation satellite signal receiving antennas, two positioning resolving units and an orientation resolving unit, wherein the navigation satellite signal receiving antennas are fixed in a wave transparent antenna shell, the positioning resolving units are fixed on the lower end shell of the wave transparent antenna shell and are connected with the navigation satellite signal receiving antennas through radio-frequency cables, and the positioning resolving units and the orientation resolving unit are connected wirelessly or through data transmission cables. The long-baseline dual navigation satellite receiving antenna positioning and orientation device has the advantages that since the radio-frequency cables are short enough, carrier signal losses are reduced; since position data is transmitted in a form of digital quantity, the device is reliable and economic; and at the same time, requirements on improving installation height, preventing the antennas from being sheltered and reducing multi-path interference during the installation of the navigation satellite receiving antennas are satisfied, the orientation accuracy is higher and the device is more convenient and flexible to use.
Description
Technical field
The utility model relates to a kind of Navsat positioning and orienting device, especially relates to the two Navsat receiving antenna positioning and orienting devices of a kind of long baseline.
Background technology
The present two Navsat receiving antenna positioning and orienting devices that generally use, adopt two navigation satellite signal receiving antennas, each satellite-signal receiving sensor is transferred to positioning calculation unit separately through radio-frequency cable respectively after receiving the Navsat carrier signal, the position data that the positioning calculation unit calculates antenna is transferred to orientation again and resolves the unit, and directed computing unit solves the baseline vector of two antenna phase centers according to the position data of two antennas.In order to reduce the loss of signal, require the radio frequency transmission cable short more good more, since to satisfy when the Navsat receiving antenna is installed avoid blocking, anti-multipath disturbs and the restrictive conditions such as base length of coincidence measurement accuracy requirement, the length of radio-frequency cable be subjected to can not be too short restriction; In the two Navsat receiving antenna positioning and orienting devices of long baseline, because the Navsat carrier signal can not adopt wireless transmission method to be transferred to orientation and resolve the unit, a series of problems of bringing because of radio-frequency cable is long when the length base measurement make this contradiction more outstanding.
As the patent No. is that the utility model patent of ZL 02218762.6 discloses a kind of autonomous positioning and directing navigator: be made up of GPS receiver, inertia measurement sensor module, navigation calculating equipment, information output device.Wherein, the inertia measurement sensor module is made of gyroscope, accelerometer and A/D change-over panel.Navigational computer carries out data fusion with the data of inertia measurement sensor and the input of GPS receiver, obtains instantaneous position, speed, orientation and the attitude navigation information of carrier.There is low, the baroque defective of orientation accuracy in the autonomous positioning and directing navigator that possesses said structure.
Summary of the invention
The purpose of this utility model overcomes deficiency of the prior art exactly, and a kind of orientation accuracy height is provided, and is simple in structure, the two Navsat receiving antenna positioning and orienting devices of long baseline easy to use.
For solving the problems of the prior art, the two Navsat receiving antenna positioning and orienting devices of a kind of long baseline of the utility model, adopted following scheme: comprise the first navigation satellite signal receiving antenna, the second navigation satellite signal receiving antenna, the first positioning calculation unit that is connected with the described first navigation satellite signal receiving antenna, the second positioning calculation unit that is connected with the described second navigation satellite signal receiving antenna, also comprise respectively and resolve the unit with the orientation that the second positioning calculation unit is connected with the described first positioning calculation unit, wherein, described first navigation satellite signal receiving antenna and the described second navigation satellite signal receiving antenna are separately fixed in the first saturating wave antenna housing and the second saturating wave antenna housing, the described first positioning calculation unit is fixed on the lower end housing of the described first saturating wave antenna housing and by first radio-frequency cable and is connected with the described first navigation satellite signal receiving antenna, and the described second positioning calculation unit is fixed on the lower end housing of the described second saturating wave antenna housing and by second radio-frequency cable and is connected with the described second navigation satellite signal receiving antenna.
Further, the described first positioning calculation unit resolves the unit by wireless mode with described orientation respectively with the described second positioning calculation unit and is connected.
Further, the described first positioning calculation unit resolves unit with second data cable with described orientation by first data cable respectively with the described second positioning calculation unit and is connected.
Further, the described first navigation satellite signal receiving antenna is identical with the described second navigation satellite signal receiving antenna structure.
The beneficial effects of the utility model are: the two Navsat receiving antenna positioning and orienting devices of a kind of long baseline of the utility model, the navigation satellite signal receiving antenna is fixed in the wave antenna housing, its positioning calculation unit is fixed on the lower end housing of wave antenna housing, make the radio-frequency cable that transmits the Navsat carrier signal therebetween enough short, reduced the carrier signal loss, and with digital quantity form transmission location data, not only reliably but also economical, when having satisfied installation Navsat receiving antenna simultaneously to improving setting height(from bottom), avoid antenna to be blocked, reduce the requirement that multipath disturbs, also available as required prolongation base length satisfies the requirement of measuring accuracy, thereby a series of problems that produced because of radio-frequency cable is long when having solved long base measurement, have higher orientation accuracy, use convenient flexible.
Description of drawings
Fig. 1 is the structural representation of the two Navsat receiving antenna positioning and orienting devices of a kind of long baseline of the utility model.
Embodiment
Below in conjunction with accompanying drawing the utility model is described in further detail.
As shown in Figure 1, the two Navsat receiving antenna positioning and orienting devices of a kind of long baseline of the utility model, comprise that the first navigation satellite signal receiving antenna 1, the second navigation satellite signal receiving antenna 2, the first positioning calculation unit 3 that is connected with the first navigation satellite signal receiving antenna 1,4, the first positioning calculation unit 3, the second positioning calculation unit that are connected with the second navigation satellite signal receiving antenna 2 resolve unit 5 with orientation respectively with the second positioning calculation unit 4 and are connected.
In the present embodiment, the first navigation satellite signal receiving antenna 1 is identical with the second navigation satellite signal receiving antenna, 2 structures.
As shown in Figure 1, in the present embodiment, the first navigation satellite signal receiving antenna 1 and the second navigation satellite signal receiving antenna 2 are separately fixed in the first saturating wave antenna housing 6 and the second saturating wave antenna housing 7, the first positioning calculation unit 3 is fixed on the lower end housing of the first saturating wave antenna housing 6, the second navigation satellite signal receiving antenna 2 is fixed on the lower end housing of the second saturating wave antenna housing 7, the first navigation satellite signal receiving antenna 1 is connected by first radio-frequency cable 8 with the first positioning calculation unit 3, and the second navigation satellite signal receiving antenna 2 is connected by second radio-frequency cable 9 with the second positioning calculation unit 4.
In the present embodiment, because each navigation satellite signal receiving antenna is separately fixed in its saturating wave antenna housing, each positioning calculation unit is separately fixed on the lower end housing of its saturating wave antenna housing, make the radio-frequency cable that transmits the Navsat carrier signal therebetween enough short, reduced the carrier signal loss, a series of problems that produced because of radio-frequency cable is long when having solved long base measurement simultaneously.
In the present embodiment, the first positioning calculation unit 3 can resolve unit 5 with orientation respectively by wireless mode with the second positioning calculation unit 4 and be connected, and also can resolve unit 5 by first data cable 10 with second data cable 11 and orientation respectively as shown in Figure 1 and be connected.
In the present embodiment, the first positioning calculation unit 3 and the second positioning calculation unit 4 according to the first navigation satellite signal receiving antenna 1 and the second navigation satellite signal receiving antenna 2 the Navsat carrier signal that receives respectively, calculate the position data of the first navigation satellite signal receiving antenna 1 and the second navigation satellite signal receiving antenna 2 respectively, and position data is transferred to orientation with the digital quantity form resolves unit 5.
In the present embodiment, orientation is resolved unit 5 and is finished the baseline vector and resolve and outgoing position and bearing data, finishes the positioning and directing function of the two Navsat receiving antenna positioning and orienting devices of a kind of long baseline of the utility model.
As shown in Figure 1, in the present embodiment, the base length L that is determined by the center of the first navigation satellite signal receiving antenna 1 and the second navigation satellite signal receiving antenna 2 is only relevant with the length or the wireless transmission distance of first data cable 10 and second data cable 11 with the antenna height I of the first navigation satellite signal receiving antenna 1 or the second navigation satellite signal receiving antenna 2, no longer is subjected to the restriction of the length of first radio-frequency cable 8 and second radio-frequency cable 9.
The course of work of the two Navsat receiving antenna positioning and orienting devices of a kind of long baseline of the utility model is: be transferred to the first positioning calculation unit 3 and the second positioning calculation unit 4 through first radio-frequency cable 8 and second radio-frequency cable 9 respectively after the first navigation satellite signal receiving antenna 1 and the second navigation satellite signal receiving antenna 2 receive the Navsat carrier signal, the first positioning calculation unit 3 and the second positioning calculation unit 4 calculate the position data of the first navigation satellite signal receiving antenna 1 and the second navigation satellite signal receiving antenna 2 respectively, and position data is transferred to orientation with the digital quantity form resolves unit 5, orientation is resolved unit 5 and is calculated the baseline vector of being determined by the center of the first navigation satellite signal receiving antenna 1 and the second navigation satellite signal receiving antenna 2, and outgoing position and bearing data, finish the positioning and directing process of the two Navsat receiving antenna positioning and orienting devices of a kind of long baseline of the utility model.
In a word, what embodiment of the present utility model announced is its preferred implementation, but is not limited to this.Those of ordinary skill in the art understands spirit of the present utility model very easily according to the foregoing description, and makes different amplifications and variation, but only otherwise break away from spirit of the present utility model, all within protection domain of the present utility model.
Claims (4)
1. two Navsat receiving antenna positioning and orienting devices of a long baseline, comprise the first navigation satellite signal receiving antenna, the second navigation satellite signal receiving antenna, the first positioning calculation unit that is connected with the described first navigation satellite signal receiving antenna, the second positioning calculation unit that is connected with the described second navigation satellite signal receiving antenna, also comprise respectively and resolve the unit with the orientation that the second positioning calculation unit is connected with the described first positioning calculation unit, it is characterized in that: described first navigation satellite signal receiving antenna and the described second navigation satellite signal receiving antenna are separately fixed in the first saturating wave antenna housing and the second saturating wave antenna housing, the described first positioning calculation unit is fixed on the lower end housing of the described first saturating wave antenna housing and by first radio-frequency cable and is connected with the described first navigation satellite signal receiving antenna, and the described second positioning calculation unit is fixed on the lower end housing of the described second saturating wave antenna housing and by second radio-frequency cable and is connected with the described second navigation satellite signal receiving antenna.
2. the two Navsat receiving antenna positioning and orienting devices of a kind of long baseline according to claim 1, it is characterized in that: the described first positioning calculation unit resolves the unit by wireless mode with described orientation respectively with the described second positioning calculation unit and is connected.
3. the two Navsat receiving antenna positioning and orienting devices of a kind of long baseline according to claim 1, it is characterized in that: the described first positioning calculation unit resolves unit with second data cable with described orientation by first data cable respectively with the described second positioning calculation unit and is connected.
4. according to claim 2 or the two Navsat receiving antenna positioning and orienting devices of 3 described a kind of long baselines, it is characterized in that: the described first navigation satellite signal receiving antenna is identical with the described second navigation satellite signal receiving antenna structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206930124U CN201984162U (en) | 2010-12-31 | 2010-12-31 | Long-baseline dual navigation satellite receiving antenna positioning and orientation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206930124U CN201984162U (en) | 2010-12-31 | 2010-12-31 | Long-baseline dual navigation satellite receiving antenna positioning and orientation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201984162U true CN201984162U (en) | 2011-09-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206930124U Expired - Lifetime CN201984162U (en) | 2010-12-31 | 2010-12-31 | Long-baseline dual navigation satellite receiving antenna positioning and orientation device |
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| Country | Link |
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| CN (1) | CN201984162U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110389315A (en) * | 2019-07-31 | 2019-10-29 | 杭州中科微电子有限公司 | A kind of orienting device of active antenna element, orientation method and application |
| CN110389314A (en) * | 2019-07-31 | 2019-10-29 | 杭州中科微电子有限公司 | A kind of single antenna orientation method, device and application suitable for static application |
-
2010
- 2010-12-31 CN CN2010206930124U patent/CN201984162U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110389315A (en) * | 2019-07-31 | 2019-10-29 | 杭州中科微电子有限公司 | A kind of orienting device of active antenna element, orientation method and application |
| CN110389314A (en) * | 2019-07-31 | 2019-10-29 | 杭州中科微电子有限公司 | A kind of single antenna orientation method, device and application suitable for static application |
| CN110389314B (en) * | 2019-07-31 | 2021-07-30 | 杭州中科微电子有限公司 | Single-antenna orientation method and device suitable for static application and application |
| CN110389315B (en) * | 2019-07-31 | 2021-07-30 | 杭州中科微电子有限公司 | Orientation device, orientation method and application of active antenna unit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: BEIJING STARNETO TECHNOLOGY CORPORATION LIMITED Free format text: FORMER OWNER: BEIJING STARNETO TECHNOLOGY DEVELOPMENT CO., LTD. Effective date: 20111215 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20111215 Address after: 100097 Beijing city Haidian District landianchang Road No. 2 Building No. 2 hospital (Jin Yuan era business center building 2) unit 2 (B) 5A Patentee after: Beijing StarNeto Technology Co., Ltd. Address before: 100097 A, building 12D, building 2, Jin Yuan times business center, Yuanda East Road, Beijing, Haidian District Patentee before: Beijing StarNeto Technology Development Co., Ltd. |
|
| C56 | Change in the name or address of the patentee | ||
| CP02 | Change in the address of a patent holder |
Address after: 100097 Beijing city Haidian District landianchang Road No. 2 Building No. 2 hospital 4 floor 1 unit (A) 5C Patentee after: Beijing StarNeto Technology Co., Ltd. Address before: 100097 Beijing city Haidian District landianchang Road No. 2 Building No. 2 hospital (Jin Yuan era business center building 2) unit 2 (B) 5A Patentee before: Beijing StarNeto Technology Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20110921 |
|
| CX01 | Expiry of patent term |