Super-high-speed all-optical communication system

An all-optical communication, ultra-high-speed technology, applied in the field of all-optical communication, can solve the problems of signal distortion, affecting the user experience of ultra-high-speed all-optical communication systems, frequency hopping, etc.

Inactive Publication Date: 2019-01-15
ZHONGYUAN ENGINEERING COLLEGE
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] All-optical communication is that the signal transmission and exchange between users all use light wave technology, that is, the transmission process of data from source node to destination node is carried out in the optical domain, and its exchange at each network node adopts all-optical network exchange Technology, the current ultra-high-speed all-optical communication system is a product of the new genera

Method used

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Effect test

Embodiment 1

[0013] Embodiment 1, an ultra-high-speed all-optical communication system, including a signal frequency acquisition circuit, a detection comparison circuit and a frequency modulation output circuit, the signal frequency acquisition circuit collects signals at the input end of the signal transmission channel at the control end of the ultra-high-speed all-optical communication system, Use the π-type filter circuit composed of inductance L1, capacitor C2, and capacitor C3 to filter, and the detection comparison circuit uses the average value detection circuit pair composed of op amp AR1, op amp AR2 and diode D1 to lock the signal in the average value range. The hysteresis comparator circuit composed of operational amplifier AR3, operational amplifier AR4 and resistor R10-resistor R13 filters out the clutter on the signal, and uses the feedback of transistor Q1 and transistor Q2 to adjust the output signal potential of operational amplifier AR4, and finally the frequency modulation ...

Embodiment 2

[0015] Embodiment 2, on the basis of Embodiment 1, the signal frequency acquisition circuit selects the frequency acquisition device J1 model SJ-ADC to acquire the signal at the input end of the signal transmission channel at the control end of the ultra-high-speed all-optical communication system, and uses the inductor L1 and The π-type filter circuit composed of capacitor C2 and capacitor C3 filters, the power supply terminal of frequency collector J1 is connected to capacitor C1, one end of resistor R1 and the power supply +5V, the ground terminal of frequency collector J1 is grounded, and the output terminal of frequency collector J1 is connected to Capacitor C1, the other end of resistor R1, one end of capacitor C2 and one end of inductor L1, the other end of capacitor C2 is grounded, the other end of inductor L1 is connected to one end of capacitor C3 and one end of resistor R2, the other end of capacitor C3 is grounded, and the other end of capacitor C3 is grounded. The ...

Embodiment 3

[0016] Embodiment 3, on the basis of Embodiment 1, the frequency modulation output circuit uses the frequency modulation circuit composed of transistor Q3, transistor Q4 and capacitor C6 to output after frequency modulation, that is, input into the signal transmission channel of the control terminal of the ultra-high-speed all-optical communication system , to stabilize the signal frequency, the base of the transistor Q3 is connected to the resistor R15, one end of the capacitor C5, the other end of the capacitor C5 is connected to the output of the operational amplifier AR4, the collector of the transistor Q3 is connected to one end of the resistor R16 and one end of the capacitor C6, and the capacitor The other end of C6 is connected to the base of transistor Q4, the collector of transistor Q4 is connected to one end of resistor R18 and resistor R19, the other end of resistor R19 is connected to the signal output port, and the other end of resistor R15, resistor R16, and resis...

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Abstract

A super-high-speed all-optical communication system inclues a signal frequency acquisition circuit, a detection comparison circuit and a frequency modulation output circuit. The signal frequency acquisition circuit collects the signal of the input end of the signal transmission channel of the control end of the ultra-high-speed all-optical communication system, A pi-type filter circuit composed ofan inductor L1, a capacitor C2 and a capacitor C3 is used for filtering, and the detection comparison circuit uses an average detection circuit pair composed of an operational amplifier AR1, an operational amplifier AR2 and a diode D1 to lock the signal in an average range, and simultaneously uses an operational amplifier AR3, an operational amplifier AR4 and a resistor R10 A hysteresis comparison circuit composed of a resistor R13 filters out clutter on the signal, At last, that frequency modulation output circuit use the frequency modulation circuit composed of the transistor Q3, the transistor Q4 and the capacitor C6 to output the frequency modulation signal, so as to prevent the frequency hopping and distortion of the signal. The output signal voltage of the operational amplifier AR4is regulated by the feedback of the transistors Q1 and Q2.

Description

technical field [0001] The invention relates to the technical field of all-optical communication, in particular to an ultra-high-speed all-optical communication system. Background technique [0002] All-optical communication is that the signal transmission and exchange between users all use light wave technology, that is, the transmission process of data from source node to destination node is carried out in the optical domain, and its exchange at each network node adopts all-optical network exchange Technology, the current ultra-high-speed all-optical communication system is a product of the new generation, which is an inevitable historical development. However, the signal of the signal transmission channel at the control end of the ultra-high-speed all-optical communication system will appear The signal output of the signal transmission channel at the control end of the optical communication system is distorted, which seriously affects the user experience of the ultra-high...

Claims

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Application Information

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IPC IPC(8): H04B10/25H04B10/2507
CPCH04B10/2507H04B10/25891
Inventor 王博
Owner ZHONGYUAN ENGINEERING COLLEGE
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