CN201717865U - Wideband mobile satellite communication system with plate slot phased array antenna - Google Patents
Wideband mobile satellite communication system with plate slot phased array antenna Download PDFInfo
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- CN201717865U CN201717865U CN 201020279514 CN201020279514U CN201717865U CN 201717865 U CN201717865 U CN 201717865U CN 201020279514 CN201020279514 CN 201020279514 CN 201020279514 U CN201020279514 U CN 201020279514U CN 201717865 U CN201717865 U CN 201717865U
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Abstract
The utility model discloses a wideband mobile satellite communication system with a plate slot phased array antenna, comprising an antenna feeding system, a communication system and a measuring and controlling system, wherein the antenna feeding system consists of a phased array antenna and a feed network; the phased array antenna is a waveguide slot array antenna; the measuring and controlling system comprises an information detecting unit, a main controller, an azimuth control unit and a pitching control unit, wherein the azimuth control unit controls the azimuths of the waveguide slot array antenna in a mechanical scanning way; and the pitching control unit controls the pitching of the waveguide slot array antenna in an electric scanning way. The wideband mobile satellite communication system is reasonable in design, convenient in assembly and arrangement, low in investment cost, good in usage effect and wide in application range, respectively adopts the wave beam control mode with combined mechanical scanning mode and phase scanning mode so as to track the azimuth and the pitching, thereby having good quick capturing capability and stable tracking capability.
Description
Technical field
The utility model relates to a kind of wideband satellite communication system, especially relates to phased array antenna broadband, a kind of dull and stereotyped crack mobile satellite communication system.
Background technology
Communication in moving is the abbreviation of " wideband satellite communication system in moving ", by the communication in moving system, vehicle, steamer, but mobile vehicles such as aircraft are platform such as real-time tracking satellite in motion process, transmit voice incessantly, data, multimedia messagess such as image, can satisfy the needs of the multimedia communication under various military-civil emergency communications and the mobile condition, the communication in moving system has realized various vehicles well, mobile vehicles such as steamer pass through geostationary satellite at the volley, constantly transmit voice in real time, data, the dynamic video image of high definition, multimedia messagess such as fax, it is the once great breakthrough of the communications field, be that current satellite communication field is in great demand, develop application rapidly, development prospect is very widely all arranged in two fields of the army and the people.To sum up, the communication in moving satellite communication system is meant that mobile vehicle (for example automobile, train, aircraft, steamer etc.) is realized and the system of target satellite (static or stationary satellite, i.e. geosynchronous satellite) real time communication in quick running.
The basic principle of band communication in moving is to utilize synchronous communication satellite and the antenna system that is installed on the mobile vehicle, at the satellite link (channel) that can set up and keep under static and the motion state between mobile vehicle and the target satellite, and under motion state, can satisfy and keep the service condition of synchronous satellite communication, its essence utilizes the synchronous satellite resource to realize the broadband mobile satellite communication exactly.
" communication in moving " can be divided into plate aerial communication in moving and reflecting surface communication in moving two big classes according to antenna form.Nowadays flat plate array antenna, the performance advantage at aspects such as height, intensity, weight, and can realize that the bidimensional machine is swept, bidimensional is phased or machine is swept and added phased scheme, make the plate aerial communication in moving become external communication in moving Study on Technology direction.But at present, the communication in moving system of domestic development adopts reflector antenna and pure mechanically tracking system communication in moving mostly, and whole system is bulky, must be installed on the car of a special use, does not have extensive applicability.If will realize mobile satellite communication on vehicle, all there is the strictness restriction of strict restriction, particularly setting height(from bottom) in existing communication in moving system to the physical dimension of antenna system.
The utility model content
Technical problem to be solved in the utility model is at above-mentioned deficiency of the prior art, phased array antenna broadband, a kind of dull and stereotyped crack mobile satellite communication system is provided, it is reasonable in design, install lay convenient, input cost is low and result of use good, applied widely, its orientation is followed the tracks of and is adopted mechanical scanning respectively and sweep the wave beam control mode that combines mutually with following in elevation, thereby possesses quick preferably capture ability and tenacious tracking ability.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: phased array antenna broadband, a kind of dull and stereotyped crack mobile satellite communication system, comprise antenna-feedback system, communication system and the TT﹠C system formed by phased array antenna and feeding network, described feeding network is connected between the signal transmitting and receiving unit of the antenna radiation unit of described phased array antenna and described phased array antenna, and it is characterized in that: described phased array antenna is a Waveguide slot array antenna; Described communication system comprises communication equipment, the signal transmitter that joins with communication equipment respectively and signal receiver and the power amplifier and the low noise amplifier that join with signal transmitter and signal receiver respectively, and described power amplifier and low noise amplifier all join with Waveguide slot array antenna; Described TT﹠C system comprises information detecting unit, master controller, the control of azimuth unit of the orientation of Waveguide slot array antenna being controlled in the mechanical scanning mode and the pitch control subsystem unit of the pitching of Waveguide slot array antenna being controlled in the electric scanning mode, and described control of azimuth unit and pitch control subsystem unit all join with master controller; Described information detecting unit comprises the geographical position detecting unit that the geographical position of the mobile vehicle that carries described phased array antenna is detected in real time, the attitude information detecting unit that the attitude information of described mobile vehicle is detected in real time and the signal that described phased array antenna is sent to signal receiver carried out real-time tracking and will be used to represent the track receiver of the AGC voltage synchronous driving of institute's tracking satellite signal intensity number to master controller, described geographical position detecting unit and track receiver all join with master controller, and described attitude information detecting unit and described control of azimuth unit all join with master controller; Described Waveguide slot array antenna is installed on the antenna pedestal.
Phased array antenna broadband, above-mentioned dull and stereotyped crack mobile satellite communication system, it is characterized in that: described feeding network comprises phase shifter, described pitch control subsystem unit comprises the beam-controller that joins with master controller and the phase-shift phase of phase shifter is controlled the exciter of adjustment that described exciter and beam-controller join and controlled by beam-controller.
Phased array antenna broadband, above-mentioned dull and stereotyped crack mobile satellite communication system, it is characterized in that: described feeding network also comprises the power splitter that joins with phase shifter, the antenna radiation unit of described power splitter and Waveguide slot array antenna joins, and phase shifter and Waveguide slot array antenna join; Be connected to decoder driver circuit between described phase shifter and the exciter.
Phased array antenna broadband, above-mentioned dull and stereotyped crack mobile satellite communication system, it is characterized in that: also comprise by transmission mechanism be installed in that antenna rotating platform on the antenna pedestal joins and the motor of adjustment controlled at the azimuth of described phased array antenna, described control of azimuth unit is for adjusting the servo controller that control command is controlled motor according to the orientation angles that master controller sent.
Phased array antenna broadband, above-mentioned dull and stereotyped crack mobile satellite communication system is characterized in that: described servo controller and the driver that described motor is driven join, and driver and motor join.
Phased array antenna broadband, above-mentioned dull and stereotyped crack mobile satellite communication system, it is characterized in that: described Waveguide slot array antenna comprises transmitting antenna and reception antenna, and described transmitting antenna and reception antenna one in front and one in back are laid on the antenna pedestal.
Phased array antenna broadband, above-mentioned dull and stereotyped crack mobile satellite communication system, it is characterized in that: described Waveguide slot array antenna and described feeding network are installed on the antenna frame.
Phased array antenna broadband, above-mentioned dull and stereotyped crack mobile satellite communication system, it is characterized in that: described information detecting unit also comprises inclinator and the electronic compass that the incline direction of described antenna pedestal and angle of inclination are detected, and described inclinator and electronic compass all join with master controller.
Phased array antenna broadband, above-mentioned dull and stereotyped crack mobile satellite communication system, it is characterized in that: described geographical position detecting unit is the GPS navigation system, and described attitude information detecting unit is a gyroscope, and described master controller is the PC104 industrial computer.
The utility model compared with prior art has the following advantages:
1, reasonable in design, input cost is low and install to lay easy-to-connect, the communication between devices of outdoor unit and indoor unit adopts the coaxial cable of multichannel control data, can use less interconnected cable, thereby it is minimum that the cable installation cost is dropped to.
2, result of use is good, and its orientation is followed the tracks of and adopted mechanical scanning respectively and sweep the wave beam control mode that combines mutually with following in elevation, and the system that makes possesses quick capture ability, possesses certain tenacious tracking ability.
3, practical value height, because the utility model possesses and catches fast and certain tenacious tracking ability, but thereby combination in any IP operation, voice service, graphic service and low-speed data service etc., realize multi-mode, multimedia, communicate by letter with the two-way multimedia communication satellite in the asymmetrical movement at a distance.
4, the reasonable in design and perfect in shape and function of each part, whole system can be divided into three parts by function: communication system, antenna-feedback system and TT﹠C system, wherein communication system realizes uplink signal transmissions is transmitted the function of downstream signal to the ground satellite receiving system to satellite, satellite repeater; Antenna-feedback system can be divided into the two large divisions on structure: first is for realizing the feeding network part of electromagnetic wave transmission-receiving function, second portion is that the carrier part of feeding network part is the antenna frame part, mainly comprises lower and upper cross-member, tabula, left-right longeron, left and right sides mediastinum and waveguide mounting bar etc. up and down; The task of TT﹠C system be exactly by measuring component measurement, then through data processing and calculate the wave beam controlled quentity controlled variable, drive servomechanism and realize that antenna beam is constantly to satelloid, keep the unobstructed of satellite communication link, wherein master controller is the control centre of system, it gathers the AGC information in GPS and inertia device and the track receiver, and for antenna direction provides several working ways realizing the catching, follow the tracks of of target, and the management of the state of finishing the work, message pick-up transmission etc.
5, applied widely, be applicable to the two-way broadband communications satellite communication in the mobile vehicles such as vehicle-mounted, boat-carrying.
In sum, the utility model is reasonable in design, install lay convenient, input cost is low and result of use good, applied widely, its orientation is followed the tracks of and is adopted mechanical scanning respectively and sweep the wave beam control mode that combines mutually with following in elevation, thereby possesses quick preferably capture ability and tenacious tracking ability.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Description of drawings
Fig. 1 is a schematic block circuit diagram of the present utility model.
Fig. 2 is the structural representation of the utility model Waveguide slot array antenna.
Fig. 3 is the installation position figure of the utility model transmitting antenna and reception antenna.
Fig. 4 is the schematic block circuit diagram of the utility model TT﹠C system.
Description of reference numerals:
The 1-target satellite; The 2-GPS navigation system; The 3-master controller;
The 4-gyroscope; The 5-communication equipment; The 6-signal transmitter;
The 7-signal receiver; The 8-power amplifier; The 9-low noise amplifier;
The 10-track receiver; The 11-antenna pedestal; The 12-motor;
The 13-servo controller; The 14-driver; The 15-beam-controller;
The 16-phase shifter; The 17-exciter; The 18-Waveguide slot array antenna;
The 18-1-transmitting antenna; The 18-2-reception antenna; The 19-antenna frame;
The 20-inclinator; The 21-electronic compass; The 22-power splitter;
The 23-decoder driver circuit; The 24-encoder; The 25-gasoline engine generator;
The 26-UPS power supply; The 27-A/D change-over circuit.
Embodiment
As Fig. 1, Fig. 2, Fig. 3 and shown in Figure 4, the utility model comprises the antenna-feedback system be made up of phased array antenna and feeding network, realize the communication system of two-way communication between described phased array antenna and the communication equipment 5 and described communication system and described feeding network are carried out the TT﹠C system of Comprehensive Control, and described feeding network is connected between the signal transmitting and receiving unit of the antenna radiation unit of described phased array antenna and described phased array antenna.Described phased array antenna is a Waveguide slot array antenna 18, and described Waveguide slot array antenna 18 is a plate aerial.Described communication system comprises communication equipment 5, the signal transmitter 6 that joins with communication equipment 5 respectively and signal receiver 7 and the power amplifier 8 and the low noise amplifier 9 that join with signal transmitter 6 and signal receiver 7 respectively, and described power amplifier 8 and low noise amplifier 9 all join with Waveguide slot array antenna 18.Described TT﹠C system comprises information detecting unit, master controller 3, the control of azimuth unit of the orientation of Waveguide slot array antenna 18 being controlled in the mechanical scanning mode and the pitch control subsystem unit of the pitching of Waveguide slot array antenna 18 being controlled in the electric scanning mode, and described control of azimuth unit and pitch control subsystem unit all join with master controller 3.Described information detecting unit comprises the geographical position detecting unit that the geographical position of the mobile vehicle that carries described phased array antenna is detected in real time, the attitude information detecting unit that the attitude information of described mobile vehicle is detected in real time and the signal that described phased array antenna is sent to signal receiver 7 carried out real-time tracking and will be used to represent the track receiver 10 of the AGC voltage synchronous driving of institute's tracking satellite signal intensity number to master controller 3, described geographical position detecting unit and track receiver 10 all join with master controller 3, and described attitude information detecting unit and described control of azimuth unit all join with master controller 3.Described Waveguide slot array antenna 18 is installed on the antenna pedestal 11.
In addition, form antenna-feedback system of the present utility model, communication system and TT﹠C system and can be divided into two big units: ODU (outdoor unit) and I DU (indoor unit) by space structure.Wherein, ODU mainly is made up of peripheral hardwares such as Waveguide slot array antenna 18, power amplifier 8, low noise amplifier 9, motor 12, attitude information detecting units.IDU mainly is made up of communication equipment 5, signal transmitter 6, signal receiver 7, master controller 3, power supply etc.The communication between devices of ODU and IDU adopts the coaxial cable of multichannel control data, can use less interconnected cable, thereby it is minimum that the cable installation cost is dropped to.
In the present embodiment, described feeding network comprises phase shifter 16, described pitch control subsystem unit comprises the beam-controller 15 that joins with master controller 3 and the phase-shift phase of phase shifter 16 is controlled the exciter 17 of adjustment that described exciter 17 joins with beam-controller 15 and controlled by beam-controller 15.Simultaneously, described feeding network also comprises the power splitter 22 that joins with phase shifter 16, and described power splitter 22 joins with the antenna radiation unit of Waveguide slot array antenna 18, and phase shifter 16 joins with Waveguide slot array antenna 18.Be connected to decoder driver circuit 23 between described phase shifter 16 and the exciter 17.
The utility model also comprise by transmission mechanism be installed in that antenna rotating platform on the antenna pedestal 11 joins and the motor 12 of adjustment controlled at the azimuth of described phased array antenna, the servo controller 13 that control command is controlled motor 12 is adjusted for the orientation angles of being sent according to master controller 3 in described control of azimuth unit.The azimuth-drive motor that described motor 12 drives for the azimuth axis to described phased array antenna.Described servo controller 13 joins with the driver 14 that described motor 12 is driven, and driver 14 joins with motor 12.
Described Waveguide slot array antenna 18 comprises transmitting antenna 18-1 and reception antenna 18-2, and described transmitting antenna 18-1 and reception antenna 18-2 one in front and one in back are laid on the antenna pedestal 11.Described Waveguide slot array antenna 18 and described feeding network are installed on the antenna frame 19.That is to say that described phase shifter 16 and power splitter 22 are installed on the antenna frame 19.In the present embodiment, described reception antenna 18-2 adopts the waveguide leaky antenna, the wave beam control servo-actuated of transmitting antenna 18-1 is in reception antenna 18-2, and transmitting antenna 18-1 and reception antenna 18-2 should place front and back, can not block mutually during in beam scanning to the minimum elevation angle, and its bearing sense angle should be consistent when installing, the angle of pitch can electric control to consistent.
Described information detecting unit also comprises inclinator 20 and the electronic compass 21 that the incline direction of described antenna pedestal 11 and angle of inclination are detected, and described inclinator 20 and electronic compass 21 all join with master controller 3.In the present embodiment, described geographical position detecting unit is a GPS navigation system 2, and described attitude information detecting unit is a gyroscope 4, and described master controller 3 is the PC104 industrial computer.Simultaneously, gasoline engine generator 25 that the utility model comprises also that the anglec of rotation to antenna pedestal 11 detects in real time and synchronous feedback is powered to the encoder 24 of master controller 3, to motor 12 and the ups power 26 that joins with gasoline engine generator 25.3 of described inclinator 20 and track receiver 10 and master controllers are connected to A/D change-over circuit 27.
To sum up, control of azimuth of the present utility model adopts the mechanical scanning mode, is controlled according to the control information of master controller 3 and the detection information of gyroscope 4 by servo controller 13.The mode of sweeping is mutually adopted in described following in elevation, forms tracking beam by beam-controller 15 by the phase place that changes signal.The function of described beam-controller 15 is that instruction produces a series of control routines according to the angle of pitch of master controller 3, provides with the form of numeral, and after exciter 17 amplified, phase shifter 16 and corresponding generation sequential track wave beam were followed the tracks of in control.Particularly: described beam-controller 15 according to the control information of master controller 3 calculate respectively follow the tracks of phase shifter 16 required join value mutually, and join this mutually that value is converted into the eight-digit binary number sign indicating number, again this sign indicating number is added that inserting phase shift adjusts sign indicating number, as the input code of exciter 17, and deliver to each exciter 17 by the element address.
The above; it only is preferred embodiment of the present utility model; be not that the utility model is imposed any restrictions; everyly any simple modification that above embodiment did, change and equivalent structure are changed, all still belong in the protection range of technical solutions of the utility model according to the utility model technical spirit.
Claims (9)
1. phased array antenna broadband, dull and stereotyped crack mobile satellite communication system, comprise antenna-feedback system, communication system and the TT﹠C system formed by phased array antenna and feeding network, described feeding network is connected between the signal transmitting and receiving unit of the antenna radiation unit of described phased array antenna and described phased array antenna, and it is characterized in that: described phased array antenna is Waveguide slot array antenna (18); Described communication system comprises communication equipment (5), the signal transmitter (6) that joins with communication equipment (5) respectively and signal receiver (7) and the power amplifier (8) and the low noise amplifier (9) that join with signal transmitter (6) and signal receiver (7) respectively, and described power amplifier (8) and low noise amplifier (9) all join with Waveguide slot array antenna (18); Described TT﹠C system comprises information detecting unit, master controller (3), the control of azimuth unit of the orientation of Waveguide slot array antenna (18) being controlled in the mechanical scanning mode and the pitch control subsystem unit of the pitching of Waveguide slot array antenna (18) being controlled in the electric scanning mode, and described control of azimuth unit and pitch control subsystem unit all join with master controller (3); Described information detecting unit comprises the geographical position detecting unit that the geographical position of the mobile vehicle that carries described phased array antenna is detected in real time, the attitude information detecting unit that the attitude information of described mobile vehicle is detected in real time and the signal that described phased array antenna is sent to signal receiver (7) carried out real-time tracking and will be used to represent the track receiver (10) of the AGC voltage synchronous driving of institute's tracking satellite signal intensity number to master controller (3), described geographical position detecting unit and track receiver (10) all join with master controller (3), and described attitude information detecting unit and described control of azimuth unit all join with master controller (3); Described Waveguide slot array antenna (18) is installed on the antenna pedestal (11).
2. according to phased array antenna broadband, the described dull and stereotyped crack of claim 1 mobile satellite communication system, it is characterized in that: described feeding network comprises phase shifter (16), described pitch control subsystem unit comprises the beam-controller (15) that joins with master controller (3) and the phase-shift phase of phase shifter (16) is controlled the exciter (17) of adjustment that described exciter (17) joins with beam-controller (15) and controlled by beam-controller (15).
3. according to phased array antenna broadband, the described dull and stereotyped crack of claim 2 mobile satellite communication system, it is characterized in that: described feeding network also comprises the power splitter (22) that joins with phase shifter (16), described power splitter (22) joins with the antenna radiation unit of Waveguide slot array antenna (18), and phase shifter (16) joins with Waveguide slot array antenna (18); Be connected to decoder driver circuit (23) between described phase shifter (16) and the exciter (17).
4. according to claim 1, phased array antenna broadband, 2 or 3 described dull and stereotyped crack mobile satellite communication system, it is characterized in that: also comprise by transmission mechanism be installed in that antenna rotating platform on the antenna pedestal (11) joins and the motor (12) of adjustment controlled at the azimuth of described phased array antenna, the servo controller (13) that control command is controlled motor (12) is adjusted for the orientation angles of being sent according to master controller (3) in described control of azimuth unit.
5. according to phased array antenna broadband, the described dull and stereotyped crack of claim 4 mobile satellite communication system, it is characterized in that: described servo controller (13) joins with the driver (14) that described motor (12) is driven, and driver (14) joins with motor (12).
6. according to claim 1, phased array antenna broadband, 2 or 3 described dull and stereotyped crack mobile satellite communication system, it is characterized in that: described Waveguide slot array antenna (18) comprises transmitting antenna (18-1) and reception antenna (18-2), and described transmitting antenna (18-1) and reception antenna (18-2) one in front and one in back are laid on the antenna pedestal (11).
7. according to claim 1, phased array antenna broadband, 2 or 3 described dull and stereotyped crack mobile satellite communication system, it is characterized in that: described Waveguide slot array antenna (18) and described feeding network are installed on the antenna frame (19).
8. according to claim 1, phased array antenna broadband, 2 or 3 described dull and stereotyped crack mobile satellite communication system, it is characterized in that: described information detecting unit also comprises inclinator (20) and the electronic compass (21) that the incline direction of described antenna pedestal (11) and angle of inclination are detected, and described inclinator (20) and electronic compass (21) all join with master controller (3).
9. according to claim 1, phased array antenna broadband, 2 or 3 described dull and stereotyped crack mobile satellite communication system, it is characterized in that: described geographical position detecting unit is GPS navigation system (2), described attitude information detecting unit is gyroscope (4), and described master controller (3) is the PC104 industrial computer.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201020279514 CN201717865U (en) | 2010-07-30 | 2010-07-30 | Wideband mobile satellite communication system with plate slot phased array antenna |
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| CN 201020279514 CN201717865U (en) | 2010-07-30 | 2010-07-30 | Wideband mobile satellite communication system with plate slot phased array antenna |
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| CN102386962A (en) * | 2011-12-16 | 2012-03-21 | 成都创亿嘉科技有限公司 | Vehicle-mounted satellite communication sky servo and front-end system and method thereof |
| CN102637954A (en) * | 2012-02-27 | 2012-08-15 | 西安汤达电子科技有限公司 | Multidata fusion technique applied to SCM (satellite communication in motion) control |
| CN103488180A (en) * | 2013-10-23 | 2014-01-01 | 南京中网卫星通信股份有限公司 | Unattended vehicle and vessel dual-purpose star finding control device and method in satellite communication in motion |
| CN103529734A (en) * | 2013-10-23 | 2014-01-22 | 南京中网卫星通信股份有限公司 | Control method of vehicle-borne and ship-borne universal communication-in-motion satellite finding system, and device |
| CN104467947A (en) * | 2014-12-18 | 2015-03-25 | 中国电子科技集团公司第三十八研究所 | Helicopter platform satellite communication terminal |
| CN106356628A (en) * | 2016-10-27 | 2017-01-25 | 广东南方电信规划咨询设计院有限公司 | Antenna control system |
| CN106506056A (en) * | 2015-09-06 | 2017-03-15 | 中国移动通信集团公司 | A kind of satellite communication method and device |
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| CN108092001A (en) * | 2017-12-07 | 2018-05-29 | 南京乾波通信技术有限公司 | The antenna that a kind of satellite communication mechanical scanning is combined with phase controlling |
| CN108200779A (en) * | 2015-06-23 | 2018-06-22 | 泰纳股份公司 | Vehicle/ship/aircraft with rotary antenna |
| CN108306108A (en) * | 2017-12-18 | 2018-07-20 | 南京濠暻通讯科技有限公司 | A kind of Servocontrol device and control method for DVB-T antennas |
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| CN102386962A (en) * | 2011-12-16 | 2012-03-21 | 成都创亿嘉科技有限公司 | Vehicle-mounted satellite communication sky servo and front-end system and method thereof |
| CN102637954A (en) * | 2012-02-27 | 2012-08-15 | 西安汤达电子科技有限公司 | Multidata fusion technique applied to SCM (satellite communication in motion) control |
| CN103488180A (en) * | 2013-10-23 | 2014-01-01 | 南京中网卫星通信股份有限公司 | Unattended vehicle and vessel dual-purpose star finding control device and method in satellite communication in motion |
| CN103529734A (en) * | 2013-10-23 | 2014-01-22 | 南京中网卫星通信股份有限公司 | Control method of vehicle-borne and ship-borne universal communication-in-motion satellite finding system, and device |
| CN103529734B (en) * | 2013-10-23 | 2016-01-06 | 南京中网卫星通信股份有限公司 | The control method of vehicle-mounted boat-carrying universal satellite communication in moving star searching system and device |
| CN103488180B (en) * | 2013-10-23 | 2016-05-18 | 南京中网卫星通信股份有限公司 | A kind of unmanned car and boat dual-purpose type satellite communication in moving star search control device and method |
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| CN104467947B (en) * | 2014-12-18 | 2018-07-10 | 中国电子科技集团公司第三十八研究所 | Helicopter platform satellite communication terminal |
| CN104467947A (en) * | 2014-12-18 | 2015-03-25 | 中国电子科技集团公司第三十八研究所 | Helicopter platform satellite communication terminal |
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| CN108092001A (en) * | 2017-12-07 | 2018-05-29 | 南京乾波通信技术有限公司 | The antenna that a kind of satellite communication mechanical scanning is combined with phase controlling |
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| CN109004334A (en) * | 2018-07-23 | 2018-12-14 | 南京华讯方舟通信设备有限公司 | The vehicle-mounted antenna for satellite communication in motion of S frequency range |
| CN109004334B (en) * | 2018-07-23 | 2023-11-10 | 武汉华讯国蓉科技有限公司 | S-band on-vehicle communication-in-motion antenna |
| CN112701476A (en) * | 2019-10-22 | 2021-04-23 | 成都恪赛科技有限公司 | Antenna device and control method thereof |
| CN111130627A (en) * | 2019-12-26 | 2020-05-08 | 中国科学院国家空间科学中心 | Marine phased array satellite communication terminal |
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| CN111064477B (en) * | 2019-12-31 | 2020-08-04 | 郑州科技学院 | Electric power communication signal transmitting device with adjustable angle |
| CN112787110A (en) * | 2020-12-28 | 2021-05-11 | 中国电子科技集团公司第七研究所 | Multimode integrated satellite antenna with dynamically adjustable gain |
| CN112787110B (en) * | 2020-12-28 | 2023-11-14 | 中国电子科技集团公司第七研究所 | Multimode integrated satellite antenna with dynamically adjustable gain |
| CN113193364A (en) * | 2021-05-17 | 2021-07-30 | 东南大学 | Low side lobe scanning antenna with double-layer fan-shaped rotating structure and satellite communication system |
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