CN201663601U - Device for lengthening radiofrequency signal transmission distance by aid of balloon relay station - Google Patents
Device for lengthening radiofrequency signal transmission distance by aid of balloon relay station Download PDFInfo
- Publication number
- CN201663601U CN201663601U CN2010201400719U CN201020140071U CN201663601U CN 201663601 U CN201663601 U CN 201663601U CN 2010201400719 U CN2010201400719 U CN 2010201400719U CN 201020140071 U CN201020140071 U CN 201020140071U CN 201663601 U CN201663601 U CN 201663601U
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- balloon
- relay station
- signal
- radiofrequency signal
- optical fiber
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Abstract
The utility model discloses a device for lengthening the radiofrequency signal transmission distance by aid of a balloon relay station, which comprises at least one ground control center, at least one ground radio communication station, the balloon relay station and a ground control vehicle. An optical cable and a mooring rope are connected between the balloon relay station and the ground control vehicle, the optical cable can transmit optical signals between the balloon relay station and the control vehicle, and the mooring rope can fix the balloon relay station to the control vehicle. Radiofrequency signals are received and transmitted by the balloon relay station, and main signal processing operations are in the charge of the control vehicle connected with the balloon relay station, thereby being capable of reducing equipment in the balloon relay station and greatly lightening weight of the balloon relay station. Therefore, the device has the advantages that the radiofrequency signal transmission distance can be greatly lengthened based on low cost, and further has the advantages of low cost and light weight as the device adopts one single-core optical cable to realize communication between the balloon relay station and the ground control vehicle.
Description
Technical field
The utility model relates to the communications field, in particular a kind of device that utilizes the balloon relay station to prolong the radio signal transmission distance.
Background technology
In real world applications, because the command centre that a lot of departments such as army, public security, People's Armed Police, fire-fighting, health, environmental protection, broadcasting and TV and unit all need hdtv video image, voice or the numerical data with the accident scene to be sent to far-end monitors and commands, and utilizes existing wireless transmission method can't satisfy in moving the way or stop under the environment and carries out the transmission of Information requirement with two-forty.
The utility model content
The utility model is at above problem, disclose a kind of for prolonging the wireless radio transmission distance, need to adopt a kind of radio relay forwarding unit that can carry out the relaying forwarding in the high-altitude, by a kind of orientation drift air balls of certain altitude that is elevated to as carrier, can cross obstacles such as high mountain, the radio signal relaying is forwarded to the device that utilizes balloon relaying head of a station Distance Transmission high-rate wireless signal on farther ground.
The utility model is achieved in that a kind of device that utilizes the balloon relay station to prolong the radio signal transmission distance, comprise at least one ground command center, at least one terrestrial radio communication station, also comprise a balloon relay station and ground control's car, and be connected with optical cable and hawser between balloon relay station and the command car, this optical cable can transmit the light signal between balloon relay station and the command car, hawser is being connected between balloon relay station and the command car fixedly, wherein:
The balloon relay station comprises the balloon main body, the reception antenna of lift-launch on the balloon main body, filter amplifier, balloon optical fiber radio frequency forwarding module, duplexer, the voice power amplifier, voice power amplifier antenna, transmit power amplifier, transmitting power amplifier antenna and balloon control module forms, reception antenna is converted into light signal by balloon optical fiber radio frequency forwarding module after handling with the multiway images signal reception of terrestrial radio communication station emission and by filter amplifier, balloon optical fiber radio frequency forwarding module is reduced into radiofrequency signal with the light signal of command car optical fiber radio frequency forwarding module output simultaneously, pass through duplexer, the radiofrequency signal of DVB-S (digital broadcasting satellite system standard) modulator and the radiofrequency signal of voice transmission machine are separated, the radiofrequency signal of DVB-S modulator is sent into the forwarding power amplifier and is gone out by transmitting the power amplifier antenna transmission, the radiofrequency signal of voice transmission machine is sent into the voice power amplifier and is gone out by voice power amplifier antenna transmission, and the balloon control module is used to control the operating state of each electric equipment in the balloon main body;
Command car comprises command car optical fiber radio frequency forwarding module, at least one road image receiver, TS flows (transport stream) multiplexer, the DVB-S modulator, voice transmission machine and mixer are formed, after the light signal of balloon optical fiber radio frequency forwarding module is sent into command car optical fiber radio frequency forwarding module and is changed into radiofrequency signal by optical fiber, each road picture signal is sent into the different images receiver along separate routes, image receiver is multiplexed into one tunnel output with above-mentioned each road picture signal through TS stream multiplexer, stream encryption is modulated into radiofrequency signal to the DVB-S modulator to TS, and with command car on the radiofrequency signal of voice transmission machine output close the road after, send into command car optical fiber radio frequency forwarding module, send back the balloon relay station via optical cable.
The hawser that can be connected between above-mentioned balloon relay station and the command car contains the electric wire that can be the power devices on the balloon relay station, also can be equipped with the storage battery power supply module that is used for to the power devices on the balloon relay station on the balloon main body.
In preferred hydrogen balloon of above-mentioned balloon main body or the helium balloon any one, the preferred water droplet shape of the shape of this balloon main body can be provided with on the balloon main body and is used for stablizing the swim rudder of direction of balloon.
The radiofrequency signal that the radiofrequency signal of above-mentioned terrestrial radio communication station emission becomes with the DVB-S modulators modulate preferably adopts COFDM (Coded Orthogonal Frequency Division Multiplexing (COFDM)) modulation technique.
The utility model is owing to use the balloon relay station to receive and emitting radio frequency signal, thereby can prolong the radio signal transmission distance significantly, and by the responsible main signal processing work of the command car that is connected with the balloon relay station, can reduce the equipment in the balloon relay station like this, thereby greatly alleviate the weight of balloon relay station, the utlity model has the advantage that can under low cost, can prolong the radio signal transmission distance significantly, and the utility model is because single-core fiber of employing can be realized the communication between balloon relay station and the ground control's car, therefore it is low also to have cost, lightweight advantage, the utility model is particularly useful in high-speed mobile or the real-time high definition audio frequency and video of transmission under the situation are blocked in the city, and gps signal and reverse voice, the signal transmission system of on-site supervision is provided for army commander and accident.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the structured flowchart of this balloon relay station and command car.
Embodiment
Below in conjunction with embodiment and contrast accompanying drawing the utility model is described in further detail.
A kind of device that utilizes the balloon relay station to prolong the radio signal transmission distance, comprise a ground command center 6, a N terrestrial radio communication station 1, also comprise a water droplet shape helium balloon relay station 2 and ground control's car 5, and be connected with optical cable 3 and hawser 4 between water droplet shape helium balloon relay station 2 and the command car 5, this optical cable 3 can transmit the light signal between water droplet shape helium balloon relay station 2 and the command car 5, hawser 4 is being connected between water droplet shape helium balloon relay station 2 and the command car 5 fixedly, wherein:
Water droplet shape helium balloon relay station 2 comprises water droplet shape helium balloon main body 211, the reception antenna 201 of lift-launch on water droplet shape helium balloon main body 211, filter amplifier 204, balloon optical fiber radio frequency forwarding module 210, duplexer 209, voice power amplifier 205, voice power amplifier antenna 202, transmit power amplifier 206, transmit power amplifier antenna 203, lithium battery power supply module 207 and balloon control module form 208, and command car 5 comprises command car optical fiber radio frequency forwarding module 501, N road image receiver 502, TS flows multiplexer 504, DVB-S modulator 505, voice transmission machine 506 and mixer 503 are formed.
The course of work is: water droplet shape helium balloon relay station 2 is gone up to the air to 500 meters height, launch the image of taking at terrestrial radio communication station 1 by the radio signal of COFDM modulation, reception antenna 201 is converted into light signal by balloon optical fiber radio frequency forwarding module 210 after handling with the multiway images signal reception of terrestrial radio communication station 1 emission and by filter amplifier 204, after light signal is sent into command car optical fiber radio frequency forwarding module 501 and is changed into radiofrequency signal by optical cable 3, each road picture signal is sent into different images receiver 502 along separate routes, image receiver 502 is multiplexed into one tunnel output with above-mentioned each road picture signal through TS stream multiplexer 504,505 pairs of TS stream encryptions of DVB-S modulator are modulated into radiofrequency signal by COFDM, and with command car 5 on the radiofrequency signal of voice transmission machine 506 output close the road after, send into command car optical fiber radio frequency forwarding module 501, send back water droplet shape helium balloon relay station 2 via optical cable 3, balloon optical fiber radio frequency forwarding module 210 is reduced into radiofrequency signal with the light signal of command car optical fiber radio frequency forwarding module 501 outputs, by duplexer 209, the radiofrequency signal of DVB-S modulator 505 and the radiofrequency signal of voice transmission machine 506 are separated, the radiofrequency signal of DVB-S modulator 505 is sent into forwarding power amplifier 206 and is sent by transmitting power amplifier antenna 203, the radiofrequency signal of voice transmission machine 506 is sent into voice power amplifier 205 and is sent by voice power amplifier antenna 202, terrestrial radio communication station 1 can receive and handle the voice signal of command car, and ground command center 6 can receive and handle the radiofrequency signal of the voice signal and the DVB-S modulator 505 of command car 5.
Claims (5)
1. device that utilizes the balloon relay station to prolong the radio signal transmission distance, comprise at least one ground command center, at least one terrestrial radio communication station, it is characterized in that: also comprise a balloon relay station and ground control's car, and be connected with optical cable and hawser between balloon relay station and the command car, this optical cable can transmit the light signal between balloon relay station and the command car, hawser is being connected between balloon relay station and the command car fixedly, wherein:
The balloon relay station comprises the balloon main body, the reception antenna of lift-launch on the balloon main body, filter amplifier, balloon optical fiber radio frequency forwarding module, duplexer, the voice power amplifier, voice power amplifier antenna, transmit power amplifier, transmitting power amplifier antenna and balloon control module forms, reception antenna is converted into light signal by balloon optical fiber radio frequency forwarding module after handling with the multiway images signal reception of terrestrial radio communication station emission and by filter amplifier, balloon optical fiber radio frequency forwarding module is reduced into radiofrequency signal with the light signal of command car optical fiber radio frequency forwarding module output simultaneously, pass through duplexer, the radiofrequency signal of DVB-S modulator and the radiofrequency signal of voice transmission machine are separated, the radiofrequency signal of DVB-S modulator is sent into the forwarding power amplifier and is gone out by transmitting the power amplifier antenna transmission, the radiofrequency signal of voice transmission machine is sent into the voice power amplifier and is gone out by voice power amplifier antenna transmission, and the balloon control module is used to control the operating state of each electric equipment in the balloon main body;
Command car comprises command car optical fiber radio frequency forwarding module, at least one road image receiver, TS flows multiplexer, the DVB-S modulator, voice transmission machine and mixer are formed, after the light signal of balloon optical fiber radio frequency forwarding module is sent into command car optical fiber radio frequency forwarding module and is changed into radiofrequency signal by optical fiber, each road picture signal is sent into the different images receiver along separate routes, image receiver is multiplexed into one tunnel output with above-mentioned each road picture signal through TS stream multiplexer, stream encryption is modulated into radiofrequency signal to the DVB-S modulator to TS, and with command car on the radiofrequency signal of voice transmission machine output close the road after, send into command car optical fiber radio frequency forwarding module, send back the balloon relay station via optical cable.
2. the device that utilizes the balloon relay station to prolong the radio signal transmission distance as claimed in claim 1 is characterized in that: the hawser that is connected between described balloon relay station and the command car contains electric wire, and this electric wire can be the power devices on the balloon relay station.
3. the device that utilizes the balloon relay station to prolong the radio signal transmission distance as claimed in claim 1 is characterized in that: be equipped with the storage battery power supply module on the described balloon main body, be used for to the power devices on the balloon relay station.
4. the device that utilizes the balloon relay station to prolong the radio signal transmission distance as claimed in claim 1, it is characterized in that: described balloon main body is any one in hydrogen balloon or the helium balloon, this balloon main body be shaped as water droplet shape, the balloon main body is provided with and is used for stablizing the swim rudder of direction of balloon.
5. the device that utilizes the balloon relay station to prolong the radio signal transmission distance as claimed in claim 1 is characterized in that: the radiofrequency signal that the radiofrequency signal of described terrestrial radio communication station emission becomes with the DVB-S modulators modulate all adopts the COFDM modulation technique.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201400719U CN201663601U (en) | 2010-03-22 | 2010-03-22 | Device for lengthening radiofrequency signal transmission distance by aid of balloon relay station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201400719U CN201663601U (en) | 2010-03-22 | 2010-03-22 | Device for lengthening radiofrequency signal transmission distance by aid of balloon relay station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201663601U true CN201663601U (en) | 2010-12-01 |
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ID=43234018
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201400719U Expired - Fee Related CN201663601U (en) | 2010-03-22 | 2010-03-22 | Device for lengthening radiofrequency signal transmission distance by aid of balloon relay station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201663601U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103313259A (en) * | 2013-05-20 | 2013-09-18 | 南京邮电大学 | Relay emergency wireless data communication frame of low-altitude balloon load |
| CN103731194A (en) * | 2012-10-15 | 2014-04-16 | 中国科学院光电研究院 | Emergency-meeting wireless communication system and method |
| CN104260872A (en) * | 2014-10-05 | 2015-01-07 | 杨雅淇 | Multifunctional protective equipment with hydrogen balloon for vehicles |
| CN114222198A (en) * | 2021-12-16 | 2022-03-22 | 南通赛洋电子有限公司 | Mass ship data processing device |
-
2010
- 2010-03-22 CN CN2010201400719U patent/CN201663601U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103731194A (en) * | 2012-10-15 | 2014-04-16 | 中国科学院光电研究院 | Emergency-meeting wireless communication system and method |
| CN103313259A (en) * | 2013-05-20 | 2013-09-18 | 南京邮电大学 | Relay emergency wireless data communication frame of low-altitude balloon load |
| CN103313259B (en) * | 2013-05-20 | 2018-05-04 | 南京邮电大学 | The relaying emergent radio data communication framework of low latitude balloon load |
| CN104260872A (en) * | 2014-10-05 | 2015-01-07 | 杨雅淇 | Multifunctional protective equipment with hydrogen balloon for vehicles |
| CN114222198A (en) * | 2021-12-16 | 2022-03-22 | 南通赛洋电子有限公司 | Mass ship data processing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101201 Termination date: 20110322 |