CN202363586U - Vehicular satellite communication device - Google Patents
Vehicular satellite communication device Download PDFInfo
- Publication number
- CN202363586U CN202363586U CN2011205290820U CN201120529082U CN202363586U CN 202363586 U CN202363586 U CN 202363586U CN 2011205290820 U CN2011205290820 U CN 2011205290820U CN 201120529082 U CN201120529082 U CN 201120529082U CN 202363586 U CN202363586 U CN 202363586U
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- radome
- orientation
- navigation system
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Abstract
The utility model discloses a vehicular satellite communication device, comprising a servo system, an antenna component (2), a navigation system (22), a communication front end system and a sliding ring (10) which are arranged in an antenna hood, and a navigation system GPS (Global Position System) antenna arranged outside the antenna hood, wherein the servo system, the communication front end system and the antenna component (2) are mounted on a direction mounting board (4); the direction mounting board (4) is externally sleeved on the sliding ring (10); the sliding ring (10) is electrically connected with the servo system, the antenna component (2), the communication front end system and the navigation system (22) respectively; and the navigation system (22) is mounted on a lower antenna hood (26). According to the utility model, a vehicular satellite communication device is provided; all devices are mounted in the antenna hood except the GPS antenna; and the vehicular satellite communication device has the advantages of wind resistance, rain resistance, snow resistance, strong environment adaptability, relatively independent tracking and communication, non-limited direction tracking, short satellite capturing time, simple operation, convenient mounting and the like.
Description
Technical field
The utility model relates to a kind of onboard satellite communication device, particularly relates to a kind of onboard satellite communication device that is applicable to passive tracking, for example the onboard satellite communication device of CDMA standard.
Background technology
Fixing on the ground satellite antenna communication system only need be adjusted the antenna alignment satellite, just can communicate easily, on the automobile of motion, on the steamer; Owing to reasons such as turning to of the jolting of road, antenna carrier; Antenna can accurately not aimed at satellite, can't be in time, accurate receiving satellite signal, in order to solve the problem of " stabilized communication in the motion "; " communication in moving " technology is arisen at the historic moment; The core technology of " communication in moving " is stabilized platform of structure, makes antenna on the motion carrier not influenced by external disturbance etc., and the spatial direction that remains antenna is constant.
Existing " communication in moving " followed the tracks of the sensing mode and mainly is divided into active tracking and passive tracking dual mode, perhaps this two combination, and active tracking mode is meant that information such as the signal phase that utilizes communication counterpart, Strength Changes follow the tracks of; The passive tracking mode is meant the signal of communication that does not need communication counterpart when following the tracks of; But the variation that utilizes transducers such as the attitude of carrier installed on self carrier, orientation, geographical position to come perception attitude of carrier orientation realizes the tracking to satellite thereby change the position of revising antenna more in real time according to these then.
Active tracking mode is simple in structure, low price, but the signal capture time is long, tracking accuracy is not high, low-response, fearness block, and after following the tracks of failure, need catch again, is not suitable for cdma communication system; The passive tracking mode need be to square signal, be not afraid of and block, and its tracking accuracy is relevant with Selection of Sensor, and the tracking accuracy of demand is had relatively high expectations usually, thereby needs the higher transducer of service precision, has improved the cost of transducer.
The utility model content
The purpose of the utility model promptly is to overcome the deficiency of prior art; The onboard satellite communication device that provides a kind of novel passive to follow the tracks of, have windproof, rainproof, that environmental suitability is strong, tracking and communication is relatively independent, follow the tracks of in the orientation is unrestricted, catch advantages such as satellite time is short, simple to operate, easy for installation, applied widely.
The purpose of the utility model is to realize through following technical scheme: a kind of onboard satellite communication device; It comprises servo system, antenna module, navigation system, communication front-end system, the slip ring of being located in the radome, and is located at the outer navigation system gps antenna of radome, and radome is divided into radome and following radome; Servo system, communication front-end system and antenna module all are installed on the orientation mounting panel; The orientation mounting panel is coated on the slip ring, and external power source is electrically connected with slip ring through system receptacle, and slip ring is electrically connected with servo system, antenna module, communication front-end system, navigation system respectively; Servo system comprises servo controller, azimuth-drive motor, pitching motor, azimuth encoder, pitching encoder, the low limit sensors of pitching, the high limit sensors of pitching, orientation null pick-up; One end of azimuth-drive motor is connected with azimuth encoder, and the other end of azimuth-drive motor is connected with the orientation driving belt, and the orientation driving belt is connected with an end of belt pulley; The other end of belt pulley is connected with slip ring; Mounting panel below, orientation is equipped with the orientation null pick-up, and an end of pitching drive lead screw is connected with pitching motor, and the other end of pitching drive lead screw is connected with the antenna module mounting panel; The pitching encoder directly is connected in the pitching rotating shaft; Pitch orientation is separately installed with low limit sensors of pitching and the high limit sensors of pitching, and antenna module comprises eight cell array antennas that are installed on the antenna module installation reflecting plate, and the communication front-end system comprises the LNA and the power amplifier that are installed on the orientation mounting panel, is installed on the frequency converter on the orientation backboard; And being installed on two filters on the antenna module mounting panel, navigation system is installed on down on the radome.
Described navigation system is connected with preceding gps antenna, back gps antenna through preceding gps antenna socket, back gps antenna socket respectively, and described preceding gps antenna, back gps antenna are positioned at outside the radome; Described radome outside antenna cover bottom is provided with the radome installing hole and magnet steel is installed, and is fit to multiple mounting means.
The beneficial effect of the utility model is:
(1) the utility model provides a kind of onboard satellite communication device; Simple to operate; Need any human intervention hardly; Having solved when carrying out satellite communication on the motion carriers such as vehicle, ship antenna can't be in real time to problems such as satelloids, problem such as solved that generation signals is blocked in the communication process, need catch fast again after losing;
(2) the utility model provides a kind of onboard satellite communication device, all devices all are installed in the radome, and except that can avoiding the exterior mechanical damaged in collision by protective device, can also rainproof, snow defence, adapt to different weather conditions;
(3) the utility model provides a kind of onboard satellite communication device; Power line, the holding wire of whole device all are connected to slip ring through circuit, unified wiring, unified management; Avoided the winding of antenna connection cable when the azimuth rotation through slip ring; Make antenna continuously unrestricted rotation on the orientation, do not influence that whole device power supply is supplied with and the signal transmission, in use can not occur turning to the restriction site problems such as temporary transient interruption that cause communicating by letter because of antenna bearingt;
(4) the utility model provides a kind of onboard satellite communication device, and device starts fast, under the good situation of gps signal; From starting shooting for the first time to satelloid, spended time is lower than 3 minutes altogether, and navigation system is not rotated with antenna; Guaranteed that navigation system institute measurement information is orientation, the attitude information of carrier, not influenced by antenna movement, whole device other device except that navigation system is installed on the orientation mounting panel; Along with rotate together in the orientation, thereby effectively utilize the space;
(5) the utility model provides a kind of onboard satellite communication device; Frequency converter is placed on the whole rotatable platform; Can let the receiving and transmitting signal of antenna become intermediate frequency, because be intermediate-freuqncy signal, so common slip ring just can carry out low-loss transmission after slip ring is sent to terminal system; Reduction is to the requirement of equipment, thus the reduction equipment cost;
(6) the utility model provides a kind of onboard satellite communication device; Element antenna and electric bridge, power splitter in the array antenna that uses are installed on the same antenna mounting panel; Constitute antenna module, the connection cable of element antenna and electric bridge, power splitter all is installed on the mounting panel, and antenna element only has two cables of transmitting-receiving with outside being connected; Make that installing and using of antenna module is simpler, convenient, outward appearance is more succinctly attractive in appearance;
(7) the utility model provides a kind of onboard satellite communication device; Confirm the concrete position of orientation of antenna through the orientation null pick-up with respect to car body; Through high limit sensors of pitching and the low limit sensors of pitching; Except confirming the concrete pitch position of antenna, the more important thing is that the protection antenna can not exceed safe slewing area when pitch orientation is rotated, thereby protection system is avoided mechanical failure with respect to car body;
(8) the utility model provides a kind of onboard satellite communication device, and radome can pass through the radome installing hole, adopts the installation magnet steel to be fixed on roof, and assembling and disassembling is convenient, and also available bolt installs and fixes whole device through the radome installing hole;
(9) the utility model provides a kind of onboard satellite communication device; Its navigation system adopts external gps antenna, and the length of base of two gps antennas can be adjusted according to actual conditions, and the length of base is long more; Navigation system just can obtain high more navigation accuracy; Gps antenna itself has the installation magnetic support, makes things convenient for assembling and disassembling, also makes things convenient for length of base adjustment.
Description of drawings
Fig. 1 is the cutaway view of the utility model;
Fig. 2 is the end view of the utility model;
Fig. 3 is the vertical view of the utility model;
Fig. 4 is that the GPS of the utility model installs the connection sketch map
Among the figure, the last radome of 1-, 2-antenna module, 3-antenna module mounting panel, 4-orientation mounting panel, 5-azimuth-drive motor; The 6-pitching motor, 7-orientation driving belt, 8-belt pulley, 9-mounting seat, 10-slip ring, 11-pitching drive lead screw; Limit sensors is hanged down in the 12-pitching, the high limit sensors of 13-pitching, 14-orientation backboard, 15-orientation null pick-up, 16-pitching encoder, 17-azimuth encoder; The 18-filter, 19-LNA, 20-power amplifier, 21-frequency converter, 22-navigation system, 23-servo controller; 24-radome installing hole, 25-installs magnet steel, radome under the 26-, 27-system receptacle, gps antenna socket behind the 28-; Gps antenna socket before the 29-, 30-is the radome fixing hole up and down, gps antenna before the 31-, gps antenna behind the 32-, 33-carrier.
Embodiment
Below in conjunction with accompanying drawing the utility model is done further description, but the protection range of the utility model is not limited to the following stated.
Like Fig. 1, Fig. 2, Fig. 3, shown in Figure 4; A kind of onboard satellite communication device, it comprises servo system, antenna module 2, navigation system 22, communication front-end system, the slip ring of being located in the radome 10, and is located at the outer navigation system gps antenna of radome; Radome is divided into radome 1 and following radome 26; Last radome 1, radome 26 links together through radome fixing hole 30 up and down down, and connecting place has been done water-proofing treatment, avoids rainwater to flow in the radome through the slit of connecting place;
Servo system, communication front-end system and antenna module 2 all are installed on the orientation mounting panel 4; Orientation mounting panel 4 is coated on the slip ring 10; External power source is electrically connected with slip ring 10 through system receptacle 27; Slip ring 10 is electrically connected with servo system, antenna module 2, communication front-end system, navigation system 22 respectively, and all holding wires, power line all are connected on the slip ring 10 through socket, is connected to devices such as motor, control board, antenna again through slip ring 10; The winding of antenna connection cable when azimuth rotation has been avoided in the use of slip ring 10; Can let antenna continuous unconfined rotation on the orientation, and not influence the supply of whole system power supply and the transmission of signal, situation such as temporary transient interruption in use can not cause communicating by letter because antenna bearingt turns to restriction site;
Servo system comprises the high limit sensors of the low limit sensors 12 of servo controller 23, azimuth-drive motor 5, pitching motor 6, azimuth encoder 17, pitching encoder 16, pitching, pitching 13, orientation null pick-up 15, and an end of azimuth-drive motor 5 is connected with azimuth encoder 17, and the other end of azimuth-drive motor 5 is connected with orientation driving belt 7; Effectively utilized the space, reduced the complexity of structure, orientation driving belt 7 is connected with an end of belt pulley 8; Increase the distance between azimuth-drive motor 5 and the rotating shaft, the convenient installation also reduced the size of travelling gear simultaneously; Reduce the weight of system, the other end of belt pulley 8 is connected with slip ring 10, and mounting panel 4 belows in orientation are equipped with orientation null pick-up 15; Can let system confirm the concrete position of orientation of antenna with respect to car body, therefore, azimuth encoder 17 can be selected low-cost incremental encoder for use and absolute value encoder that need not be expensive; Greatly reduce cost, an end of pitching drive lead screw 11 is connected with pitching motor 6, obtains bigger speed reducing ratio; Physical dimension and complexity have been reduced; The convenient installation, the other end of pitching drive lead screw 11 is connected with antenna module mounting panel 3, and pitching encoder 16 directly is connected in the pitching rotating shaft; There is not extra drive mechanism; Simple and reliable, pitch orientation is separately installed with low limit sensors 12 of pitching and the high limit sensors 13 of pitching, and the high limit sensors 13 of pitching hangs down limit sensors 12 except confirming the concrete pitch position of antenna with respect to car body with pitching; The more important thing is that the protection antenna can not exceed safe slewing area when pitch orientation is rotated, thereby guarantee that system avoids mechanical failure;
The communication front-end system comprise the LNA that is installed on the orientation mounting panel 4 19 with power amplifier 20, be installed on the frequency converter 21 on the orientation backboard 14; And be installed on two filters 18 on the antenna module mounting panel 3; Frequency converter 21 places on the whole rotatable platform, makes to let the receiving and transmitting signal of antenna become intermediate frequency after slip ring 10 sends to terminal system, because be intermediate-freuqncy signal; So common slip ring just can reach the effect of low-loss transmission; If there is not frequency converter, common slip ring will have very big loss to the transmission of high-frequency signal, can influence communication quality greatly; At this moment can only adopt the rotary joint of specialty to carry out the transmission of high-frequency signal, thereby cause complex structure, cost significantly to promote;
Claims (3)
1. onboard satellite communication device; It is characterized in that: it comprises servo system, antenna module (2), navigation system (22), communication front-end system, the slip ring of being located in the radome (10); And be located at the outer navigation system gps antenna of radome; Radome is divided into radome (1) and following radome (26); Servo system, communication front-end system and antenna module (2) all are installed on the orientation mounting panel (4); Orientation mounting panel (4) is coated on the slip ring (10); External power source is electrically connected with slip ring (10) through system receptacle (27); Slip ring (10) is electrically connected with servo system, antenna module (2), communication front-end system, navigation system (22) respectively, and servo system comprises servo controller (23), azimuth-drive motor (5), pitching motor (6), azimuth encoder (17), pitching encoder (16), the low limit sensors (12) of pitching, the high limit sensors of pitching (13), orientation null pick-up (15), and an end of azimuth-drive motor (5) is connected with azimuth encoder (17); The other end of azimuth-drive motor (5) is connected with orientation driving belt (7); Orientation driving belt (7) is connected with an end of belt pulley (8), and the other end of belt pulley (8) is connected with slip ring (10), and orientation mounting panel (4) below is equipped with orientation null pick-up (15); One end of pitching drive lead screw (11) is connected with pitching motor (6); The other end of pitching drive lead screw (11) is connected with antenna module mounting panel (3), and pitching encoder (16) directly is connected in the pitching rotating shaft, and pitch orientation is separately installed with low limit sensors (12) of pitching and the high limit sensors of pitching (13); Antenna module (2) comprises that being installed on antenna module installs eight cell array antennas on the reflecting plate; The communication front-end system comprises the LNA (19) and the power amplifier (20) that are installed on the orientation mounting panel (4), is installed on the frequency converter (21) on the orientation backboard (14), and is installed on antenna module two filters (18) on the reflecting plate are installed, and navigation system (22) is installed on down on the radome (26).
2. a kind of onboard satellite communication device according to claim 1; It is characterized in that: described navigation system is connected with preceding gps antenna (31), back gps antenna (32) through preceding gps antenna socket (29), back gps antenna socket (28) respectively, and described preceding gps antenna (31), back gps antenna (32) are positioned at outside the radome.
3. a kind of onboard satellite communication device according to claim 1 is characterized in that: described radome outside antenna cover bottom is provided with radome installing hole (24) and magnet steel (25) is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205290820U CN202363586U (en) | 2011-12-16 | 2011-12-16 | Vehicular satellite communication device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205290820U CN202363586U (en) | 2011-12-16 | 2011-12-16 | Vehicular satellite communication device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202363586U true CN202363586U (en) | 2012-08-01 |
Family
ID=46574747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205290820U Expired - Lifetime CN202363586U (en) | 2011-12-16 | 2011-12-16 | Vehicular satellite communication device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202363586U (en) |
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102856627A (en) * | 2012-09-17 | 2013-01-02 | 南京恩瑞特实业有限公司 | Multilayer combined antenna pedestal |
| CN103579760A (en) * | 2013-10-14 | 2014-02-12 | 东华大学 | Swing mechanism in ship-borne antenna tracker |
| CN103618129A (en) * | 2013-12-19 | 2014-03-05 | 上海航空机械有限公司 | Antenna device for satellite communication |
| CN103682623A (en) * | 2013-11-25 | 2014-03-26 | 南京中网卫星通信股份有限公司 | Steering mechanism of portable box satellite station |
| CN104064870A (en) * | 2014-06-27 | 2014-09-24 | 南华大学 | Delta-shaped array antenna automatic elevation device |
| CN104134848A (en) * | 2014-08-19 | 2014-11-05 | 江苏中寰卫星导航通信有限公司 | Rainproof satellite mechanism |
| CN105789894A (en) * | 2016-04-11 | 2016-07-20 | 中国人民解放军国防科学技术大学 | UHF antenna tracking method of satellite in sun-synchronous orbit |
| CN106374222A (en) * | 2016-10-31 | 2017-02-01 | 西安坤蓝电子技术有限公司 | Finite rotation device of mobile satellite communication antenna and control method of finite rotation device |
| CN107942347A (en) * | 2017-11-23 | 2018-04-20 | 重庆蓝索创引智能科技有限公司 | A kind of high accuracy positioning receiver |
| CN109473780A (en) * | 2018-12-24 | 2019-03-15 | 雷象科技（北京）有限公司 | The automatic gas curtain rain cover of Phased Array Radar Antenna |
| CN110061753A (en) * | 2019-05-22 | 2019-07-26 | 南京铁道职业技术学院 | A kind of antenna-matching circuit device and communication equipment |
| CN110654321A (en) * | 2019-09-29 | 2020-01-07 | 上海华兴数字科技有限公司 | Mounting structure of vehicle navigation system and engineering machine |
| CN112913078A (en) * | 2018-10-24 | 2021-06-04 | 住友电气工业株式会社 | Antenna module and vehicle |
| CN113036427A (en) * | 2021-03-10 | 2021-06-25 | 西安电子科技大学 | Small-size basic station protector for communication engineering |
| CN113997870A (en) * | 2021-10-29 | 2022-02-01 | 浙江极氪智能科技有限公司 | Vehicle-mounted communication module assembly device, vehicle body top cover and vehicle |
| CN114498021A (en) * | 2022-04-07 | 2022-05-13 | 西安星通通信科技有限公司 | Antenna system with communication and disguise functions and control method thereof |
| WO2024125369A1 (en) * | 2022-12-14 | 2024-06-20 | 华为技术有限公司 | Antenna, antenna component, and base station |
-
2011
- 2011-12-16 CN CN2011205290820U patent/CN202363586U/en not_active Expired - Lifetime
Cited By (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102856627B (en) * | 2012-09-17 | 2014-12-10 | 南京恩瑞特实业有限公司 | Multilayer combined antenna pedestal |
| CN102856627A (en) * | 2012-09-17 | 2013-01-02 | 南京恩瑞特实业有限公司 | Multilayer combined antenna pedestal |
| CN103579760A (en) * | 2013-10-14 | 2014-02-12 | 东华大学 | Swing mechanism in ship-borne antenna tracker |
| CN103579760B (en) * | 2013-10-14 | 2015-10-07 | 东华大学 | Swing mechanism in a kind of ship-borne antenna tracker |
| CN103682623A (en) * | 2013-11-25 | 2014-03-26 | 南京中网卫星通信股份有限公司 | Steering mechanism of portable box satellite station |
| CN103682623B (en) * | 2013-11-25 | 2016-08-17 | 南京中网卫星通信股份有限公司 | Box portable satellite station orientation rotating mechanism |
| CN103618129A (en) * | 2013-12-19 | 2014-03-05 | 上海航空机械有限公司 | Antenna device for satellite communication |
| CN104064870A (en) * | 2014-06-27 | 2014-09-24 | 南华大学 | Delta-shaped array antenna automatic elevation device |
| CN104064870B (en) * | 2014-06-27 | 2016-08-03 | 南华大学 | Chinese character pin-shaped array antenna automatic pitching device |
| CN104134848A (en) * | 2014-08-19 | 2014-11-05 | 江苏中寰卫星导航通信有限公司 | Rainproof satellite mechanism |
| CN105789894A (en) * | 2016-04-11 | 2016-07-20 | 中国人民解放军国防科学技术大学 | UHF antenna tracking method of satellite in sun-synchronous orbit |
| CN106374222B (en) * | 2016-10-31 | 2023-04-28 | 西安坤蓝电子技术有限公司 | Limited rotation device of communication-in-motion antenna and control method thereof |
| CN106374222A (en) * | 2016-10-31 | 2017-02-01 | 西安坤蓝电子技术有限公司 | Finite rotation device of mobile satellite communication antenna and control method of finite rotation device |
| CN107942347A (en) * | 2017-11-23 | 2018-04-20 | 重庆蓝索创引智能科技有限公司 | A kind of high accuracy positioning receiver |
| CN107942347B (en) * | 2017-11-23 | 2021-10-01 | 重庆蓝索创引智能科技有限公司 | High-precision positioning receiver |
| CN112913078A (en) * | 2018-10-24 | 2021-06-04 | 住友电气工业株式会社 | Antenna module and vehicle |
| CN109473780A (en) * | 2018-12-24 | 2019-03-15 | 雷象科技（北京）有限公司 | The automatic gas curtain rain cover of Phased Array Radar Antenna |
| CN110061753A (en) * | 2019-05-22 | 2019-07-26 | 南京铁道职业技术学院 | A kind of antenna-matching circuit device and communication equipment |
| CN110061753B (en) * | 2019-05-22 | 2024-06-07 | 南京铁道职业技术学院 | Antenna matching circuit device and communication equipment |
| CN110654321A (en) * | 2019-09-29 | 2020-01-07 | 上海华兴数字科技有限公司 | Mounting structure of vehicle navigation system and engineering machine |
| CN113036427A (en) * | 2021-03-10 | 2021-06-25 | 西安电子科技大学 | Small-size basic station protector for communication engineering |
| CN113036427B (en) * | 2021-03-10 | 2022-05-20 | 西安电子科技大学 | Small-size basic station protector for communication engineering |
| CN113997870B (en) * | 2021-10-29 | 2023-09-19 | 浙江极氪智能科技有限公司 | Vehicle-mounted communication module assembly device, vehicle body top cover and vehicle |
| CN113997870A (en) * | 2021-10-29 | 2022-02-01 | 浙江极氪智能科技有限公司 | Vehicle-mounted communication module assembly device, vehicle body top cover and vehicle |
| CN114498021B (en) * | 2022-04-07 | 2022-08-05 | 西安星通通信科技有限公司 | Antenna system with communication and camouflage functions and control method thereof |
| CN114498021A (en) * | 2022-04-07 | 2022-05-13 | 西安星通通信科技有限公司 | Antenna system with communication and disguise functions and control method thereof |
| WO2024125369A1 (en) * | 2022-12-14 | 2024-06-20 | 华为技术有限公司 | Antenna, antenna component, and base station |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120801 |
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| CX01 | Expiry of patent term |