CN202940811U - Self-controlled optical transmitter device with interpolating waves - Google Patents
Self-controlled optical transmitter device with interpolating waves Download PDFInfo
- Publication number
- CN202940811U CN202940811U CN 201220038556 CN201220038556U CN202940811U CN 202940811 U CN202940811 U CN 202940811U CN 201220038556 CN201220038556 CN 201220038556 CN 201220038556 U CN201220038556 U CN 201220038556U CN 202940811 U CN202940811 U CN 202940811U
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- photoelectric detection
- mcu control
- ripple
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Abstract
The utility model discloses a self-controlled optical transmitter device with interpolating waves, which comprises an optical transmitting module, a controllable optical attenuator, an optical splitter, a photoelectric detection module, an LCD (liquid crystal display) and function setting keys, wherein the controllable optical attenuator regulates the optical power inputted into a WDM (wavelength division multiplexing) module by the optical transmitting module; the photoelectric detection module detects the optical power of dominant waves passing through the optical splitter; the MCU control module is electrically connected with the optical transmitting module, the controllable optical attenuator and the photoelectric detection module; the dominant waves are inputted into the MCU control module through the optical splitter and the optical power sampled by the photoelectric detection module, and the MCU control module outputs the amount of attenuation of the optical attenuator. According to the self-controlled optical transmitter device with the interpolating waves, original manual calculation of the amount of attenuation is replaced by internal module automatic calculation, thereby facilitating operation, and improving the work efficiency.
Description
Technical field
The utility model relates to television network broadcast signal field, relates in particular to a kind of band and inserts ripple automatic control optical sender device.
Background technology
According to the demand of the transformation of radio and television bilateral network and construction, adopt with band of light 1550 and insert ripple, realize the large DVB-C that nets and the local common transmission of managing channel, IPQAM channel by oneself.Think that to doing to intercut in 1550 suitable difficulty is arranged in industry, the former power ratio of intercutting and level proportioning also change thereupon when main ripple signal intensity or when intercutting the channel increase and decrease, and the decay of attenuation relies on artificial calculating the in outside to complete.
The utility model content
(1) the technical problems to be solved in the utility model
Problem to be solved in the utility model is to provide a kind of band and intercuts automatic control optical sender device, wants outer section to calculate manually the defective of completing with the calculating that overcomes attenuation in prior art.
(2) the technical solution of the utility model
For achieving the above object, the utility model provides a kind of band to insert ripple automatic control optical sender device, mainly sends out module, controllable light attenuator, optical branching device, Photoelectric Detection module, LCD demonstration and function setting key by light and forms; Wherein the controllable light attenuator is adjusted the luminous power that light is sent out module input WDM Wavelength division multiplexing module; The Photoelectric Detection module detects main ripple by the luminous power of optical branching device; The MCU control module is sent out module, controllable light attenuator and Photoelectric Detection module with light respectively and is electrically connected to; The luminous power input MCU control module that main ripple is sampled by optical branching device and Photoelectric Detection module, the attenuation of the described controllable light attenuator of described MCU control module output.
Further, described controllable light attenuator and be incorporated into by the WDM Wavelength division multiplexing module with optical branching device and transfer one-channel signal output to.
Further, the MCU control module is electrically connected to LCD demonstration, function setting key and network management responder respectively;
Further, described main ripple signal comprises the RF signal.
3) the beneficial effects of the utility model
Compared with prior art, the technical solution of the utility model has the following advantages:
Adopt a kind of band of the present utility model to intercut automatic control optical sender device and automatically calculate with internal module and replaced original manual calculations light decrement, facilitated operation, improved operating efficiency.
Description of drawings
Fig. 1 is the internal circuit module map that a kind of band of the present utility model intercuts automatic control optical sender device.
Embodiment
Below in conjunction with drawings and Examples, embodiment of the present utility model is described in further detail.Following examples are used for explanation the utility model, but are not used for limiting scope of the present utility model.
As shown in Figure 1, a kind of band is inserted ripple automatic control optical sender device, mainly sends out module, controllable light attenuator, optical branching device, Photoelectric Detection module, LCD demonstration and function setting key by light and forms; Wherein the controllable light attenuator is adjusted the luminous power that light is sent out module input WDM Wavelength division multiplexing module; The Photoelectric Detection module detects main ripple by the luminous power of optical branching device; The MCU control module is sent out module, controllable light attenuator and Photoelectric Detection module with light respectively and is electrically connected to; The luminous power input MCU control module that main ripple is sampled by optical branching device and Photoelectric Detection module, the attenuation of the described controllable light attenuator of described MCU control module output.Described controllable attenuator module can decay to luminous power; Described Photoelectric Detection module is the sampled light electrical power, checks that data can draw the required photoelectric power of client at last; Described function setting key module can be checked main glistening light of waves power, numerical value was main ripple input optical power, inserts glistening light of waves power, shows that numerical value is that the Laser output luminous power may be displayed on the LCD display module before this; Described network management responder module carry network interface card can with external switch picked up signal of networking; Described MCU control module can calculate the photoelectric power that the controllable light attenuator will be decayed automatically.Described main broadcaster's optical wavelength is 1550nm, enters light branching unit module by optical sender main broadcaster light signal input port, and then signal enters the Photoelectric Detection module, and data etc. are mainly sampled, checked to described Photoelectric Detection module; Spot RF signal access optical sender, main ripple enters MCU empty packet module through automatically calculating, the attenuation that described MCU control module calculates controllable attenuator automatically is 8dBm, describedly close by WDM that Output optical power is 5.5dBm after ripple, then light signal is transferred to optical node through optical link, by optical receiver, light signal is changed into the RF signal and is sent in user family.
Adopt a kind of band of the present utility model to intercut automatic control optical sender device and automatically calculate with internal module and replaced original manual calculations light decrement, facilitated operation, improved operating efficiency.
The above is only preferred implementation of the present utility model; should be understood that; for those skilled in the art; under the prerequisite that does not break away from the utility model know-why; can also make some improvements and modifications, these improvements and modifications also should be considered as protection range of the present utility model.
Claims (4)
1. a band is inserted ripple automatic control optical sender device, it is characterized in that: comprise that light sends out module, controllable light attenuator, optical branching device, Photoelectric Detection module, WDM Wavelength division multiplexing module and MCU control module; The MCU control module is sent out module, controllable light attenuator and Photoelectric Detection module with light respectively and is electrically connected to; Described controllable light attenuator is used for adjusting the luminous power that described light is sent out module input WDM Wavelength division multiplexing module; The Photoelectric Detection module detects main ripple by the luminous power of optical branching device; The luminous power input MCU control module that described main ripple is sampled by optical branching device and Photoelectric Detection module, described MCU control module is according to the attenuation of the described controllable light attenuator of main ripple output.
2. insert ripple automatic control optical sender device as claim 1 band, it is characterized in that: described controllable light attenuator and be incorporated into by the WDM Wavelength division multiplexing module with optical branching device and transfer one-channel signal output to.
3. band as claimed in claim 1 is inserted ripple automatic control optical sender device, and it is characterized in that: described main ripple signal comprises the RF signal.
4. band as claimed in claim 1 is inserted ripple automatic control optical sender device, it is characterized in that: the MCU control module is connected with LCD demonstration, function setting key and network management responder respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220038556 CN202940811U (en) | 2012-02-07 | 2012-02-07 | Self-controlled optical transmitter device with interpolating waves |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220038556 CN202940811U (en) | 2012-02-07 | 2012-02-07 | Self-controlled optical transmitter device with interpolating waves |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202940811U true CN202940811U (en) | 2013-05-15 |
Family
ID=48325033
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220038556 Expired - Lifetime CN202940811U (en) | 2012-02-07 | 2012-02-07 | Self-controlled optical transmitter device with interpolating waves |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202940811U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103825192A (en) * | 2014-03-05 | 2014-05-28 | 中国科学院半导体研究所 | Power alterable simulation laser source |
-
2012
- 2012-02-07 CN CN 201220038556 patent/CN202940811U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103825192A (en) * | 2014-03-05 | 2014-05-28 | 中国科学院半导体研究所 | Power alterable simulation laser source |
| CN103825192B (en) * | 2014-03-05 | 2017-01-11 | 中国科学院半导体研究所 | Power alterable simulation laser source |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130515 |