CN105450252A - Mode reconfigurable S-frequency-band transceiving radio-frequency assembly - Google Patents
Mode reconfigurable S-frequency-band transceiving radio-frequency assembly Download PDFInfo
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
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Abstract
The invention relates to a mode reconfigurable S-frequency-band transceiving radio-frequency assembly in the field of satellite communication. The mode reconfigurable S-frequency-band transceiving radio-frequency assembly comprises an assembly cavity, a left-hand circular polarization signal interface, a right-hand circular polarization signal interface, a received signal output port, a transmitted signal input port and a radio-frequency circuit; and the radio-frequency circuit is connected with external equipment through the left-hand circular polarization signal interface, the right-hand circular polarization signal interface, the received signal output port and the transmitted signal input port. According to the invention, the transceiving assembly used in an active phased array antenna is switched between channels; therefore, time-division communication among different satellites can be completed; and the mode reconfigurable S-frequency-band transceiving radio-frequency assembly disclosed by the invention can assist an antenna system to realize the functions, such as fast signal tracking, signal switching, signal capturing and signal transceiving and dividing, in fixed station, mobile station and portable station antennas.
Description
Technical field
The technical field that the present invention relates to covers in electronic information, transmitting-receiving subassembly module required for active phase array antenna, can be used widely in the fields such as satellite communication, satellite navigation, satellite fix and remote-control romote-sensing, be specially a kind of pattern restructural S frequency range transceiving radio frequency assembly.When the present invention is also specially adapted to satellite communication, the switching between channel is carried out to the transmitting-receiving subassembly used in active phase array antenna, thus complete the tdm communication between different satellite.This invention can the realization of the function such as auxiliary antenna system carries out fast signal tracking in fixed station, mobile radio station and portable station antenna, signal switching, signal capture, signal transmitting and receiving split.
Background technology
In satellite communication field, along with the continuous transmitting of satellite, we enrich by domestic satellite resource gradually, the resource such as polarization, frequency with signal on clock star also increases gradually, the corollary system on ground is in order to corresponding with between satellite resource, reduce the quantity of ground installation simultaneously, be necessary very much when design and evaluation has the ground based terminal active phase array antenna of pattern switching.And the parts of core are exactly transceiving radio frequency assembly in phased array antenna.Traditional radio frequency component is often operated in a pattern, does not possess the ability that pattern switches, and pattern switching here comprises frequency mode and polarization mode etc.In satellite communication antena in the past, according to the difference of mode of operation, there is various ways:
1, several antennas are set and adapt to resource on star respectively.This mode can be different according to signal form on satellite, carry out the switching between different antennae, namely different antennas correspond to resources different on satellite, work while can ensureing antenna like this, but there is larger inferior position in the aspects such as rear unavoidable antenna volume that antenna amount is many is heavy, rear end equipment amount is large, tracking velocity is slow, well can not adapt to the demand of high maneuverability platform.
2, in employing common antenna, mechanical mode switching device shifter is set, this kind of mode-changeover device is used in the Feed Design of reflector antenna, although the mode switching manner of this kind of system has the advantage of advantage of lower cost, but in satellite communication field, its volume shortcoming such as still huge, the pattern handoff response time is slow.
3, traditional monotype active phase array antenna, it is fast that this kind of antenna has wave beam tracking velocity, and the advantage of system advanced person, but the ability not possessing switching, user cannot carry out the switching of inter-satellite link as required, makes it lose the ability of multiplexing functions.
Summary of the invention
The object of the invention is to avoid the weak point in above-mentioned background technology, a kind of pattern that can be used in active phase array antenna is provided to switch transceiving radio frequency assembly, this assembly has the ability of frequency error factor and polarization switching, the ability of carrying out between common antenna with multi-mode satellite communicating can be realized, and inner employing multiple-pole switch and filter carry out the isolation between signal, the channel disturbance rejection ability between satellite-signal can be met, and can switch fast by auxiliary antenna wave beam, realize following the tracks of fast, there is very high future in engineering applications.
The technical solution adopted in the present invention is:
A kind of pattern restructural S frequency range transceiving radio frequency assembly 1, comprises assembly cavity 6, left-hand circular polarization signaling interface 2, right-handed circular polarization signaling interface 3, Received signal strength delivery outlet 7, transmits input port 8 and radio circuit 29.Described radio circuit 29 is connected with outside equipment with right-handed circular polarization signaling interface 3, Received signal strength delivery outlet 7, the input port 8 that transmits by left-hand circular polarization signaling interface 2.
Wherein, described radio circuit 29 comprises the first single-pole double-throw switch (SPDT) 11, first duplexer 15, second duplexer 16, first power amplifier chips 23, first amplifier 24, second power amplifier chips 26, second amplifier 25, second single-pole double-throw switch (SPDT) 12, the 3rd single-pole double-throw switch (SPDT) 13, the 4th single-pole double-throw switch (SPDT) 14, first multifunction chip 21, second multifunction chip 22, the 3rd amplifier 27, driving amplifier chip 28;
The total mouth of signal of the first single-pole double-throw switch (SPDT) 11 is connected with left-hand circular polarization signaling interface 2, first signal of the first single-pole double-throw switch (SPDT) 11 divides mouth to be connected with the total mouth of the signal of first duplexer 15, the signal input of first duplexer 15 is connected with the signal output of the first power amplifier chips 23, the signal input of the first power amplifier chips 23 is connected with the first signal output of the 4th single-pole double-throw switch (SPDT) 14, the total mouth of signal of the 4th single-pole double-throw switch (SPDT) 14 is connected with the signal output of driving amplifier chip 28, the signal input of driving amplifier chip 28 is connected with the signal output of the second multifunction chip 22, the signal input of the second multifunction chip 22 is connected with the input port 8 that transmits,
The signal output of first duplexer 15 is connected with the signal input of the first amplifier 24, the signal output of the first amplifier 24 is connected with the first signal input of the 3rd single-pole double-throw switch (SPDT) 13, the total mouth of signal of the 3rd single-pole double-throw switch (SPDT) 13 is connected with the signal input of the 3rd amplifier 27, the signal output of the 3rd amplifier 27 is connected with the first multifunction chip 21 signal input, and the signal output of the 3rd amplifier 27 is connected with reception delivery outlet 7;
The secondary signal of the first single-pole double-throw switch (SPDT) 11 divides mouth to be connected with the total mouth of signal of the second duplexer 16, the signal output of the second duplexer 16 is connected with the signal input of the second amplifier 25, and the signal output of the second amplifier 25 is connected with the secondary signal input port of the 3rd single-pole double-throw switch (SPDT) 13;
The signal input of the second duplexer 16 divides mouth to be connected with the first signal of the second single-pole double-throw switch (SPDT) 12, the total mouth of signal of the second single-pole double-throw switch (SPDT) 12 is connected with the signal output of the second power amplifier chips 26, and the signal input of the second power amplifier chips 26 is connected with the secondary signal delivery outlet of the 4th single-pole double-throw switch (SPDT) 14;
The secondary signal of the second single-pole double-throw switch (SPDT) 12 divides mouth to be connected with right-handed circular polarization signaling interface 3;
Wherein, described radio circuit 29 also comprises the first filter 17, second filter 18, the 3rd filter 19 and the 4th filter 20; The signal output of the first filter 17 is connected with the signal input of the first amplifier 23, and the signal input of the first filter 17 is connected with the first signal output of the 4th single-pole double-throw switch (SPDT) 14; The signal input of the second filter 18 is connected with the signal output of the first power amplifier chips 24, and the signal output of the second filter 18 is connected with the first signal input of the 3rd single-pole double-throw switch (SPDT) 13; The signal input of the 3rd filter 19 is connected with the signal output of the second power amplifier chips 25, and the signal output of the 3rd filter 19 is connected with the secondary signal input port of the 3rd single-pole double-throw switch (SPDT) 13; The signal output of the 4th filter 20 is connected with the signal input of the second amplifier 26, and the signal input of the 4th filter 20 is connected with the secondary signal delivery outlet of the 4th single-pole double-throw switch (SPDT) 14.
Wherein, it is inner that radio circuit 30 is positioned at assembly cavity 6, and enclosed by the mode of Laser seal welding by installing fixing screwed hole 4, upper cover plate 5 and lower cover 10;
Wherein, described Received signal strength delivery outlet 7 and the input port 8 that transmits, interface shape is SMP and inserts mode soon.Controlling with power supply interface 9 interface shape is Surface Mount mode, is used as the conveying to the control signal of assembly and power supply conveying.
The beneficial effect adopting technique scheme to produce is:
1, the present invention utilizes the mode of various modes Integrated design, utilizes switch and duplexer to select different frequency, increases filter and duplexer, avoids the interference of signal, can also improve the space availability ratio of assembly simultaneously.
2, the present invention utilizes and is connected with antenna at dual-port, can realize not co polar signal and select, improve the adaptability of assembly module, have extensibility,
3, the present invention possesses time-sharing work pattern, the channel between different mode effectively can be avoided to distinguish, reduce the pressure of back-end processing equipment, can follow the tracks of different satellite-signal by auxiliary antenna, have the advantage of multiplexing functions.
Accompanying drawing explanation
Fig. 1 is three-dimensional structure vertical view of the present invention.
Fig. 2 is three-dimensional structure bottom view of the present invention.
Fig. 3 is pattern switch operating principle schematic of the present invention.
Embodiment
Below, the present invention will be further described for composition graphs 1-Fig. 3.
In a kind of pattern restructural S frequency range transceiving radio frequency assembly 1, as depicted in figs. 1 and 2,1, comprise arrange successively from top to bottom left-hand circular polarization signaling interface 2, right-handed circular polarization signaling interface 3, fixing screwed hole 4, upper cover plate 5, assembly cavity 6, Received signal strength delivery outlet 7, the input port 8 that transmits be installed, control and power supply interface 9 and lower cover 10 etc.
In a kind of pattern restructural S frequency range transceiving radio frequency assembly 1, left-hand circular polarization signaling interface 2 carries out selection with right-handed circular polarization signaling interface 3 according to the antenna element polarization that radio frequency component front end is connected and connects, and connected mode is that the fast of SMP inserts mode.Here antenna element form is not limit, as long as can produce double-circle polarization signal.Install fixing screwed hole 4 to lay respectively on four angles of package shell, be connected by screw in fixture, fixture is generally thermal control plate, used as assembly radiating.Upper cover plate 5 and lower cover 10 are fixed on assembly cavity 6 by the mode of Laser seal welding.
In a kind of pattern restructural S frequency range transceiving radio frequency assembly 1, as shown in Figure 3, radio circuit 29 comprises the first single-pole double-throw switch (SPDT) 11, first duplexer 15, second duplexer 16, first power amplifier chips 23, first amplifier 24, second power amplifier chips 26, second amplifier 25, second single-pole double-throw switch (SPDT) 12, the 3rd single-pole double-throw switch (SPDT) 13, the 4th single-pole double-throw switch (SPDT) 14, first multifunction chip 21, second multifunction chip 22, the 3rd amplifier 27, driving amplifier chip 28;
The total mouth of signal of the first single-pole double-throw switch (SPDT) 11 is connected with left-hand circular polarization signaling interface 2, first signal of the first single-pole double-throw switch (SPDT) 11 divides mouth to be connected with the total mouth of the signal of first duplexer 15, the signal input of first duplexer 15 is connected with the signal output of the first power amplifier chips 23, the signal input of the first power amplifier chips 23 is connected with the first signal output of the 4th single-pole double-throw switch (SPDT) 14, the total mouth of signal of the 4th single-pole double-throw switch (SPDT) 14 is connected with the signal output of driving amplifier chip 28, the signal input of driving amplifier chip 28 is connected with the signal output of the second multifunction chip 22, the signal input of the second multifunction chip 22 is connected with the input port 8 that transmits,
The signal output of first duplexer 15 is connected with the signal input of the first amplifier 24, the signal output of the first amplifier 24 is connected with the first signal input of the 3rd single-pole double-throw switch (SPDT) 13, the total mouth of signal of the 3rd single-pole double-throw switch (SPDT) 13 is connected with the signal input of the 3rd amplifier 27, the signal output of the 3rd amplifier 27 is connected with the first multifunction chip 21 signal input, and the signal output of the 3rd amplifier 27 is connected with reception delivery outlet 7;
The secondary signal of the first single-pole double-throw switch (SPDT) 11 divides mouth to be connected with the total mouth of signal of the second duplexer 16, the signal output of the second duplexer 16 is connected with the signal input of the second amplifier 25, and the signal output of the second amplifier 25 is connected with the secondary signal input port of the 3rd single-pole double-throw switch (SPDT) 13;
The signal input of the second duplexer 16 divides mouth to be connected with the first signal of the second single-pole double-throw switch (SPDT) 12, the total mouth of signal of the second single-pole double-throw switch (SPDT) 12 is connected with the signal output of the second power amplifier chips 26, and the signal input of the second power amplifier chips 26 is connected with the secondary signal delivery outlet of the 4th single-pole double-throw switch (SPDT) 14;
The secondary signal of the second single-pole double-throw switch (SPDT) 12 divides mouth to be connected with right-handed circular polarization signaling interface 3;
In a kind of pattern restructural S frequency range transceiving radio frequency assembly 1, radio circuit 29 also comprises the first filter 17, second filter 18, the 3rd filter 19 and the 4th filter 20; The signal output of the first filter 17 is connected with the signal input of the first amplifier 23, and the signal input of the first filter 17 is connected with the first signal output of the 4th single-pole double-throw switch (SPDT) 14; The signal input of the second filter 18 is connected with the signal output of the first power amplifier chips 24, and the signal output of the second filter 18 is connected with the first signal input of the 3rd single-pole double-throw switch (SPDT) 13; The signal input of the 3rd filter 19 is connected with the signal output of the second power amplifier chips 25, and the signal output of the 3rd filter 19 is connected with the secondary signal input port of the 3rd single-pole double-throw switch (SPDT) 13; The signal output of the 4th filter 20 is connected with the signal input of the second amplifier 26, and the signal input of the 4th filter 20 is connected with the secondary signal delivery outlet of the 4th single-pole double-throw switch (SPDT) 14.
In a kind of pattern restructural S frequency range transceiving radio frequency assembly 1, Received signal strength delivery outlet 7 and the input port 8 that transmits, interface shape is SMP and inserts mode soon.Controlling with power supply interface 9 interface shape is Surface Mount mode, is used as the conveying to the control signal of assembly and power supply conveying.
Operation principle
This invention, when carrying out work, first selects different mode of operations according to instruction.
Transceiving radio frequency component operation is at Mode A:
By controlling to divide with the first signal of power supply interface 9 control switch 11, mouth is connected, the first signal of switch 13 divides mouth to connect and the first signal of switch 14 divides mouth to connect, and namely frequency F2 passage and frequency F1 passage are all operated in left-hand circular polarization signal mode.Now transmit and carried out phase shift and the decay of signal by the input port 8 that transmits through multifunction chip 22, through driving chip 28, first signal of switch 14 divides mouth to enter filter 17, through power amplifier chip 23, signal is amplified, after dividing mouth by the signal input of duplexer 15, the first signal of switch 11, enter left-hand circular polarization signaling interface 2, signal is launched.And Received signal strength enters radio frequency component inside by left-hand circular polarization signaling interface 2, the signal output of mouth and duplexer 15 is divided through the first signal of switch 11, i.e. receive frequency F2 passage, enter low noise amplifier 24, device 18 suppresses transmitting F1 frequency after filtering, then by the first signal of switch 13 divide mouth enter again low noise amplifier 27 carry out signal secondary amplify, after to carry out phase shift and the decay of signal through multifunction chip 22, send finally by Received signal strength delivery outlet 7.
Transceiving radio frequency component operation is at Mode B:
By controlling to divide with the secondary signal of power supply interface 9 control switch 11, mouth is connected, the first signal of switch 12 divides mouth, the secondary signal of switch 13 divides that mouth is connected, the secondary signal of switch 14 divides mouth to connect, and namely frequency F4 passage and frequency F3 passage are all operated in left-hand circular polarization pattern.Now transmit and carried out phase shift and the decay of signal by the input port 8 that transmits through multifunction chip 22, through driving chip 28, enter filter 20, through power amplifier chip 26, signal is amplified, after the first signal of switch 12 divides the transmission channel of mouth and duplexer 16, divide mouth to enter left-hand circular polarization signaling interface 2 by the secondary signal of switch 11, signal is launched.And Received signal strength enters radio frequency component inside by left-hand circular polarization signaling interface 2, the signal output of mouth and duplexer 15 is divided through the secondary signal of switch 11, i.e. receive frequency F3 passage, enter low noise amplifier 25, device 19 suppresses transmitting F4 frequency after filtering, then by the secondary signal of switch 13 divide mouth enter again low noise amplifier 27 carry out signal secondary amplify, after to carry out phase shift and the decay of signal through multifunction chip 21, send finally by Received signal strength delivery outlet 7.
Transceiving radio frequency component operation is at pattern C:
By controlling to divide with the secondary signal of power supply interface 9 control switch 11, mouth is connected, the secondary signal of switch 12 divides that mouth is connected, the secondary signal of switch 13 divides that mouth is connected, the secondary signal of switch 14 divides mouth to connect, namely frequency F4 channels operation in left-hand circular polarization pattern frequency F3 channels operation in left-hand circular polarization pattern.Now transmit and carried out phase shift and the decay of signal by the input port 8 that transmits through multifunction chip 22, through driving chip 28, the secondary signal of switch 14 divides mouth to enter filter 20, through power amplifier chip 26, signal is amplified, after the secondary signal of switch 12 divides mouth, enter right-handed circular polarization signaling interface 3, signal is launched.And Received signal strength enters radio frequency component inside by left-hand circular polarization signaling interface 2, secondary signal through switch 11 divides mouth and duplexer 15 signal output, i.e. receive frequency F3 passage, enter low noise amplifier 25, device 19 suppresses transmitting F4 frequency after filtering, then by the secondary signal of switch 13 divide mouth enter again low noise amplifier 27 carry out signal secondary amplify, after to carry out phase shift and the decay of signal through multifunction chip 21, send finally by Received signal strength delivery outlet 7.
Claims (5)
1. pattern restructural S frequency range transceiving radio frequency assembly (1), comprise assembly cavity (6), left-hand circular polarization signaling interface (2), right-handed circular polarization signaling interface (3), Received signal strength delivery outlet (7), the input port that transmits (8) and radio circuit (29), it is characterized in that: described radio circuit (29) is connected with outside equipment with right-handed circular polarization signaling interface (3), Received signal strength delivery outlet (7), the input port that transmits (8) by left-hand circular polarization signaling interface (2).
2. a kind of pattern restructural S frequency range transceiving radio frequency assembly according to claim 1, it is characterized in that: described radio circuit (29) comprises the first single-pole double-throw switch (SPDT) (11), first duplexer (15), second duplexer (16), first power amplifier chips (23), first amplifier (24), second power amplifier chips (26), second amplifier (25), second single-pole double-throw switch (SPDT) (12), 3rd single-pole double-throw switch (SPDT) (13), 4th single-pole double-throw switch (SPDT) (14), first multifunction chip (21), second multifunction chip (22), 3rd amplifier (27), driving amplifier chip (28),
The total mouth of signal of the first single-pole double-throw switch (SPDT) (11) is connected with left-hand circular polarization signaling interface (2), first signal of the first single-pole double-throw switch (SPDT) (11) divides mouth to be connected with the total mouth of signal of first duplexer (15), the signal input of first duplexer (15) is connected with the signal output of the first power amplifier chips (23), the signal input of the first power amplifier chips (23) is connected with the first signal output of the 4th single-pole double-throw switch (SPDT) (14), the total mouth of signal of the 4th single-pole double-throw switch (SPDT) (14) is connected with the signal output of driving amplifier chip (28), the signal input of driving amplifier chip (28) is connected with the signal output of the second multifunction chip (22), the signal input of the second multifunction chip (22) is connected with the input port that transmits (8),
The signal output of first duplexer (15) is connected with the signal input of the first amplifier (24), the signal output of the first amplifier (24) is connected with the first signal input of the 3rd single-pole double-throw switch (SPDT) (13), the total mouth of signal of the 3rd single-pole double-throw switch (SPDT) (13) is connected with the signal input of the 3rd amplifier (27), the signal output of the 3rd amplifier (27) is connected with the first multifunction chip (21) signal input, the signal output of the 3rd amplifier (27) is connected with reception delivery outlet (7),
The secondary signal of the first single-pole double-throw switch (SPDT) (11) divides mouth to be connected with the total mouth of signal of the second duplexer (16), the signal output of the second duplexer (16) is connected with the signal input of the second amplifier (25), and the signal output of the second amplifier (25) is connected with the secondary signal input port of the 3rd single-pole double-throw switch (SPDT) (13);
The signal input of the second duplexer (16) divides mouth to be connected with the first signal of the second single-pole double-throw switch (SPDT) (12), the total mouth of signal of the second single-pole double-throw switch (SPDT) (12) is connected with the signal output of the second power amplifier chips (26), and the signal input of the second power amplifier chips (26) is connected with the secondary signal delivery outlet of the 4th single-pole double-throw switch (SPDT) (14);
The secondary signal of the second single-pole double-throw switch (SPDT) (12) divides mouth to be connected with right-handed circular polarization signaling interface (3).
3. a kind of pattern restructural S frequency range transceiving radio frequency assembly according to claim 1 and 2, is characterized in that: described radio circuit (29) also comprises the first filter (17), the second filter (18), the 3rd filter (19) and the 4th filter (20); The signal output of the first filter (17) is connected with the signal input of the first amplifier (23), and the signal input of the first filter (17) is connected with the first signal output of the 4th single-pole double-throw switch (SPDT) (14); The signal input of the second filter (18) is connected with the signal output of the first power amplifier chips (24), and the signal output of the second filter (18) is connected with the first signal input of the 3rd single-pole double-throw switch (SPDT) (13); The signal input of the 3rd filter (19) is connected with the signal output of the second power amplifier chips (25), and the signal output of the 3rd filter (19) is connected with the secondary signal input port of the 3rd single-pole double-throw switch (SPDT) (13); The signal output of the 4th filter (20) is connected with the signal input of the second amplifier (26), and the signal input of the 4th filter (20) is connected with the secondary signal delivery outlet of the 4th single-pole double-throw switch (SPDT) (14).
4. a kind of pattern restructural S frequency range transceiving radio frequency assembly according to claim 1 and 2, it is characterized in that: it is inner that radio circuit (30) is positioned at assembly cavity (6), and enclosed by the mode of Laser seal welding by installing fixing screwed hole (4), upper cover plate (5) and lower cover (10).
5. a kind of pattern restructural S frequency range transceiving radio frequency assembly according to claim 1, is characterized in that: described Received signal strength delivery outlet (7) and the input port that transmits (8), and interface shape is SMP and inserts mode soon.Controlling with power supply interface (9) interface shape is Surface Mount mode, is used as the conveying to the control signal of assembly and power supply conveying.
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| CN107733463B (en) * | 2017-10-24 | 2023-07-04 | 广州程星通信科技有限公司 | Satellite communication transceiver duplex system and front-end feed source system |
| CN107968678A (en) * | 2017-11-27 | 2018-04-27 | 长光卫星技术有限公司 | A kind of New Satellite high speed data transmission system |
| CN108711682A (en) * | 2018-05-21 | 2018-10-26 | 成都迪优联科技有限公司 | A kind of restructural smart antenna and its reconstructing method |
| CN109039420A (en) * | 2018-06-27 | 2018-12-18 | 熊猫电子集团有限公司 | High integration four-way S frequency range transmitting-receiving subassembly and phased array antenna |
| CN109039420B (en) * | 2018-06-27 | 2020-11-03 | 熊猫电子集团有限公司 | High-integration four-channel S-band transceiving component and phased array antenna |
| CN109412681A (en) * | 2018-12-17 | 2019-03-01 | 南京天际易达通信技术有限公司 | A kind of enhanced satellite communication portable station all-in-one machine |
| CN109412681B (en) * | 2018-12-17 | 2023-12-22 | 南京天际易达通信技术有限公司 | Portable station all-in-one of enhancement mode satellite communication |
| CN112799057A (en) * | 2020-12-30 | 2021-05-14 | 上海工物高技术产业发展有限公司 | Hazardous article detector and hazardous article detection method |
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