CN208190659U - A kind of ultrahigh speed optical fiber microwave information integrated transmission compartment system - Google Patents
A kind of ultrahigh speed optical fiber microwave information integrated transmission compartment system Download PDFInfo
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- CN208190659U CN208190659U CN201820390840.7U CN201820390840U CN208190659U CN 208190659 U CN208190659 U CN 208190659U CN 201820390840 U CN201820390840 U CN 201820390840U CN 208190659 U CN208190659 U CN 208190659U
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- microwave
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- signal transmitter
- optical fiber
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- 239000013307 optical fiber Substances 0.000 title claims abstract description 23
- 230000005540 biological transmission Effects 0.000 title claims abstract description 17
- 238000001514 detection method Methods 0.000 claims abstract description 21
- 238000000034 method Methods 0.000 claims description 9
- 230000003287 optical effect Effects 0.000 claims description 6
- 230000005622 photoelectricity Effects 0.000 claims description 4
- 230000010355 oscillation Effects 0.000 claims description 3
- 230000003321 amplification Effects 0.000 claims description 2
- 238000001914 filtration Methods 0.000 claims description 2
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 2
- 230000005855 radiation Effects 0.000 abstract description 2
- 238000004891 communication Methods 0.000 description 7
- 239000000835 fiber Substances 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000010354 integration Effects 0.000 description 2
- 230000035559 beat frequency Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 230000005693 optoelectronics Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
Abstract
The utility model discloses a kind of ultrahigh speed optical fiber microwave information integrated transmission compartment system, ultrahigh speed microwave photon signal transmitter including receiving digital baseband signal, ultrahigh speed photon detection and microwave signal transmitter, transmitting antenna, receiving antenna and ultrahigh speed radio receiver, the ultrahigh speed microwave photon signal transmitter is connected to by optical fiber with ultrahigh speed photon detection with microwave signal transmitter, the transmitting antenna is connect with ultrahigh speed photon detection with microwave signal transmitter, the receiving antenna is connect with ultrahigh speed radio receiver, the ultrahigh speed photon detection and microwave signal transmitter and ultrahigh speed radio receiver are realized by transmitting antenna and receiving antenna to be connected.The utility model has the characteristics that signal radiation range is wide, it is at low cost to set up, realizes that high-speed microwave optical fiber interconnects.
Description
Technical field
The utility model relates to generation informations and field of communication technology, and in particular to a kind of ultrahigh speed optical fiber microwave information
Comprehensive transmission compartment system.
Background technique
With the high speed development of Information and Communication Technology (ICT), the communication of super large broadband optical fiber accesses increasingly with high-speed mobile
By the attention of industry, optical fiber technology and wireless technology merge be future communications developing direction.However, based on current skill
Art platform is difficult to accomplish real depth integration.Fiber optic communication is that Future Information communicates hair with the depth integration of wireless communication and change
That opens up must the road You Zhi.
If Chinese patent application 2017206534849 discloses a kind of wireless communication system based on LED visible light, packet
Include: computer turns to pass by way of data to be sent are converted to electric signal by serial port module for sending data USB
LED drive circuit is given, and serial port module is turned by USB and receives the electric signal from optical receiving circuit；LED drive circuit: will
Electric signal from computer is applied on triode, for controlling flickering for LED；Optical receiving circuit: the light received is believed
Number it is converted into electric signal, is then sent output voltage by comparator；Connect circuit: for USB interface of computer with
Connection between LED drive circuit and optical receiving circuit.
Above-mentioned patent although realize indoor and outdoor optical fiber and it is wireless between interconnection, but the system ovelay range it is low,
It pre-installs at high cost, can not achieve one-to-many high-speed microwave optical fiber and interconnect.
Utility model content
The utility model is intended to provide that a kind of signal radiation range is wide, it is at low cost to set up, realizes the interconnection of high-speed microwave optical fiber
The ultrahigh speed optical fiber microwave information integrated transmission compartment system of intercommunication.
The technical solution adopted in the utility model is as follows: a kind of ultrahigh speed optical fiber microwave information integrated transmission compartment system,
Ultrahigh speed microwave photon signal transmitter, ultrahigh speed photon detection and microwave signal including receiving digital baseband signal emit
Machine, transmitting antenna, receiving antenna and ultrahigh speed radio receiver, the ultrahigh speed microwave photon signal transmitter pass through light
Fibre is connected to ultrahigh speed photon detection with microwave signal transmitter, the transmitting antenna and ultrahigh speed photon detection and microwave signal
Transmitter connection, the receiving antenna are connect with ultrahigh speed radio receiver, the ultrahigh speed photon detection and microwave signal
Transmitter and ultrahigh speed radio receiver are realized by transmitting antenna and receiving antenna to be connected, the ultrahigh speed microwave photon letter
Number transmitter includes the 4QAM sequencer successively passed through by digital baseband signal, ofdm signal processing, the rotation of low pass cosine
IQ quarter-phase filter module, 20GHz microwave quadrature amplitude modulator, two function branch of microwave signal and phase difference handle mould
Block, binary channels LiNb electrooptic modulator a, bragg grating, binary channels LiNb electrooptic modulator b, wavelength-division branch process mould
Block and wavelength-division are combined processing module；Laser connected to it is provided on the binary channels LiNb electrooptic modulator a；?
20GHz sine local oscillation signal 180 degree difference processing mould connected to it is provided on the binary channels LiNb electrooptic modulator b
Block.
Further, the ultrahigh speed photon detection and microwave signal transmitter include photoelectricity direct detector, with outer miscellaneous
Rejects trap, radio-frequency power amplifier are dissipated, by ultrahigh speed microwave photon signal transmitter treated digital baseband signal
Successively pass through photoelectricity direct detector, band stray rejects trap, radio-frequency power amplifier and transmitting antenna.
Further, the transmitting antenna can emit 60GHz microwave signal.
Further, the ultrahigh speed radio receiver includes band stray rejects trap, the orthogonal width of 60GHz microwave
Modulator, low pass cosine rotation IQ quarter-phase filter module, ofdm demodulator and 128QAM sequential decoding are spent, day is received
Line passes sequentially through band stray rejects trap, 60GHz microwave quadrature amplitude after receiving the 60GHz microwave signal launched
Modulator, low pass cosine rotation IQ quarter-phase filter module, ofdm demodulator and 128QAM sequential decoding.
Further, the digital baseband signal of the input ultrahigh speed microwave photon signal transmitter is 10Gbps.
Further, the laser can send out the optical signal that centre frequency is 193.1THz.
Further, it is 193.08THz and 193.14THz that wavelength-division branch process module can isolate centre frequency simultaneously
Microwave photon sideband signals.
Beneficial effect provided by the utility model is: passing through ultrahigh speed microwave photon signal transmitter, ultrahigh speed photon
Detection realizes inexpensive hyperfrequency millimeter-wave signal with microwave signal transmitter and ultrahigh speed radio receiver, and realizes nothing
Need to operate the 60GHz free frequency range radio frequency covering of license；Between ultrahigh speed multi-point cooperative transmission future mobile communications adjacent base station,
High speed wireless access system access, the transmission of high speed fibre radio frequency metropolitan area network system provide solution.
Detailed description of the invention
The utility model will illustrate by example and with reference to the appended drawing, in which:
Fig. 1 is ultrahigh speed optical fiber microwave information integrated transmission compartment system architecture diagram；
Fig. 2 is ultrahigh speed microwave photon signal transmitter architecture diagram；
Fig. 3 is ultrahigh speed photon detection and microwave signal transmitter architecture figure；
Fig. 4 is ultrahigh speed radio receiver architecture diagram.
Specific embodiment
With reference to the accompanying drawing, the utility model is described in detail.
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
As shown in Figure 1, a kind of ultrahigh speed optical fiber microwave information integrated transmission compartment system, including ultrahigh speed microwave photon letter
Number transmitter, ultrahigh speed photon detection and microwave signal transmitter and ultrahigh speed radio receiver.10Gbps high-speed figure
Baseband signal enters from the input terminal of ultrahigh speed microwave photon signal transmitter, and ultrahigh speed microwave photon signal transmitter passes through 10
Digital baseband signal is transmitted to ultrahigh speed photon detection and microwave signal transmitter by kilometer standard single-mode fiber (SSMF), at this time
Digital baseband signal is launched after detection, conversion process by 60GHz wide frequency antenna, and implementation goal area of space is wireless
Signal covering.Ultrahigh speed radio receiver is filtered after receiving the microwave signal of 60GHz by receiving antenna, frequency reducing,
Demodulation process recovers original figure baseband signal.
As shown in Figure 1 and Figure 2, digital baseband signal passes sequentially through 4QAM sequencer, ofdm signal is handled, more than low pass
String rotates at IQ quarter-phase filter module, 20GHz microwave quadrature amplitude modulator, two function branch of microwave signal and phase difference
What the two path signal after managing module issued centre frequency for 193.1THz laser by binary channels LiNb electrooptic modulator
Continuous laser light wave carries out electro-optical modulation, and modulated optical signal using gain is 25dB, the EDFA that noise coefficient is 4dB is put
Again by bragg grating (FBG) after big processing, centre frequency is that 193.08THz photon carrier signal is pressed down at this time
System, and other band spectrum signals are accessible passes through FBG.By the photon carrier signal after FBG using another binary channels
The two path signal that LiNb electrooptic modulator b is exported by 20GHz sine local oscillation signal 180 degree differential processing module is modulated, modulation
It is 193.08THz and 193.14THz that microwave photon signal afterwards isolates centre frequency by wavelength-division branch process module simultaneously
Microwave photon sideband signals, then by the two paths of signals by wavelength-division be combined processing module implement light carrier combining processing after again
Ultrahigh speed photon detection and microwave signal transmitter terminal are transmitted to by 10 kilometers of standard single-mode fibers (SSMF).
As shown in Figure 1, Figure 2, Figure 3 shows, ultrahigh speed photon detection and microwave signal transmitter receive what distal end sended over
After microwave photon signal, successively implement opto-electronic beat-frequency processing, the filtering of band stray rejects trap by photoelectricity direct detector
Processing, radio-frequency power amplifier implement microwave signal amplification, are then the micro- of 60GHz by carrier wave frequency range by wideband transmitting antenna
Wave signal is sent in free space.
As shown in Figure 1, Figure 2, Figure 3, Figure 4, receiving antenna receives the 60GHz microwave letter launched in free space
Band stray rejects trap, 60GHz microwave quadrature amplitude modulator, the rotation IQ quarter-phase filter of low pass cosine are passed sequentially through after number
Original figure baseband signal is recovered after wave module, ofdm demodulator, 128QAM sequential decoding.
Above embodiments are only sufficiently open rather than limitation the utility model, all creation purports based on the utility model,
The replacement of equivalence techniques feature without creative work should be considered as the range of the application exposure.
Claims (7)
1. a kind of ultrahigh speed optical fiber microwave information integrated transmission compartment system, the ultrahigh speed microwave including receiving digital baseband signal
Photon signal transmitter, ultrahigh speed photon detection and microwave signal transmitter, transmitting antenna, receiving antenna and ultrahigh speed are wireless
Receiving device, the ultrahigh speed microwave photon signal transmitter pass through optical fiber and ultrahigh speed photon detection and microwave signal transmitter
Connection, the transmitting antenna connect with ultrahigh speed photon detection with microwave signal transmitter, the receiving antenna and ultrahigh speed without
The connection of line receiving device, the ultrahigh speed photon detection and microwave signal transmitter and ultrahigh speed radio receiver pass through transmitting
Antenna and receiving antenna realize connection, it is characterised in that: the ultrahigh speed microwave photon signal transmitter includes by digital baseband
4QAM sequencer that signal successively passes through, ofdm signal processing, low pass cosine rotate IQ quarter-phase filter module, 20GHz
Microwave quadrature amplitude modulator, two function branch of microwave signal and phase difference processing module, binary channels LiNb electrooptic modulator
A, bragg grating, binary channels LiNb electrooptic modulator b, wavelength-division branch process module and wavelength-division are combined processing module；
Laser connected to it is provided on the binary channels LiNb electrooptic modulator a；In the binary channels LiNb electro-optical modulation
20GHz sine local oscillation signal 180 degree differential processing module connected to it is provided on device b.
2. ultrahigh speed optical fiber microwave information integrated transmission compartment system as described in claim 1, it is characterised in that: the superelevation
Fast photon detection and microwave signal transmitter include photoelectricity direct detector, band stray rejects trap, radio-frequency power amplification
Device, it is outer by ultrahigh speed microwave photon signal transmitter treated digital baseband signal successively passes through electric direct detector, band
Spurious reduction filter, radio-frequency power amplifier and transmitting antenna.
3. ultrahigh speed optical fiber microwave information integrated transmission compartment system as claimed in claim 2, it is characterised in that: the transmitting
Antenna can emit 60GHz microwave signal.
4. ultrahigh speed optical fiber microwave information integrated transmission compartment system as claimed in claim 3, it is characterised in that: the superelevation
Fast radio receiver include band stray rejects trap, 60GHz microwave quadrature amplitude modulator, low pass cosine rotation IQ it is bis-
Phase filtering module, ofdm demodulator and 128QAM sequential decoding, receiving antenna receive the 60GHz microwave launched
Band stray rejects trap, 60GHz microwave quadrature amplitude modulator, low pass cosine rotation IQ quarter-phase are passed sequentially through after signal
Filter module, ofdm demodulator and 128QAM sequential decoding.
5. the ultrahigh speed optical fiber microwave information integrated transmission compartment system as described in claim 1-4 is any, it is characterised in that: institute
The digital baseband signal for stating input ultrahigh speed microwave photon signal transmitter is 10Gbps.
6. the ultrahigh speed optical fiber microwave information integrated transmission compartment system as described in claim 1-4 is any, it is characterised in that: institute
The optical signal that centre frequency is 193.1THz can be sent out by stating laser.
7. the ultrahigh speed optical fiber microwave information integrated transmission compartment system as described in claim 1-4 is any, it is characterised in that: wave
Point branch process module can isolate the microwave photon sideband signals that centre frequency is 193.08THz and 193.14THz simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820390840.7U CN208190659U (en) | 2018-03-22 | 2018-03-22 | A kind of ultrahigh speed optical fiber microwave information integrated transmission compartment system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201820390840.7U CN208190659U (en) | 2018-03-22 | 2018-03-22 | A kind of ultrahigh speed optical fiber microwave information integrated transmission compartment system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109495179A (en) * | 2018-12-19 | 2019-03-19 | 中国电子科技集团公司第五十四研究所 | A kind of X-band wide-band high capacity communication device |
| CN111884727A (en) * | 2020-07-15 | 2020-11-03 | 杭州电子科技大学 | High-speed photon digital-to-analog conversion method and system based on digital mapping |
-
2018
- 2018-03-22 CN CN201820390840.7U patent/CN208190659U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109495179A (en) * | 2018-12-19 | 2019-03-19 | 中国电子科技集团公司第五十四研究所 | A kind of X-band wide-band high capacity communication device |
| CN111884727A (en) * | 2020-07-15 | 2020-11-03 | 杭州电子科技大学 | High-speed photon digital-to-analog conversion method and system based on digital mapping |
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Address after: Unit a804-73, 8th floor, yunchuang garden, No.8, Lianshan lane, Jingshan Road, Zhuhai City, Guangdong Province Patentee after: Guangdong ellide Technology Co.,Ltd. Address before: 519015 Building No. 3, Building No. 639, Huayu Road, Xiangzhou District, Zhuhai City, Guangdong Province Patentee before: ZHUHAI AILIDE TECHNOLOGY SERVICE Co.,Ltd. |
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