CN202524511U - Optical-fiber network transmission device for high-definition videos - Google Patents
Optical-fiber network transmission device for high-definition videos Download PDFInfo
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- CN202524511U CN202524511U CN2012201949335U CN201220194933U CN202524511U CN 202524511 U CN202524511 U CN 202524511U CN 2012201949335 U CN2012201949335 U CN 2012201949335U CN 201220194933 U CN201220194933 U CN 201220194933U CN 202524511 U CN202524511 U CN 202524511U
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Abstract
The utility model discloses an optical-fiber network transmission device for high-definition videos, belonging to the field of video transmission systems. The optical-fiber network transmission device comprises a data processing module which is connected with 1-N video signal conditioning channels, a control data processing channel, an optical-fiber signal driving interface unit and a power supply module respectively, wherein the 1-N video signal conditioning channels are connected with all high-definition video interfaces respectively, the control data processing channel is connected with the control data interface, the optical-fiber signal driving interface unit is connected onto an optical-fiber interface, and the power supply module is connected with a power supply interface. By means of taking FPGA (Field Program Gate Array) with high performance, high integration level and low power consumption as a design core, the device is designed in matching with a 10G optical module supporting hot-plug packaging, and a pulse code time-division multiplex mechanism is adopted to fulfill eight-path one-way/two-way high-definition video HD-SDI remote transmission function on a single-core optical fiber.
Description
Technical field
The utility model belongs to the Video transmission system scope, particularly a kind of HD video fiber optic network transmitting device.
Technical background
Early stage video system is that signal generation, signal processing, signal transmission or last demonstration are all accomplished under simulated environment; Generation along with digital technology; Collection of video signal, processing and display part are digitized in succession; Traditional transport frame with the coaxial cable structure is accomplished digital sound down, the transmission of video signals difficulty is very big, has satisfied not the transmission requirement of broadcast level work stations such as TV station studio to HD.
The utility model content
The purpose of the utility model is very big to the traditional digital sound of the following completion of transport frame, the transmission of video signals difficulty that make up with coaxial cable; Satisfied not the deficiency of broadcast level work stations such as TV station studio to the transmission requirement of HD; A kind of HD video fiber optic network transmitting device is proposed; It is characterized in that the data processing module of said HD video fiber optic network transmitting device is connected with power module with 1-N vision signal conditioning passage, control data treatment channel, fiber-optic signal driving interface unit respectively, wherein; 1-N vision signal conditioning passage is connected on each HD video interface; The control data treatment channel links to each other with the control data interface, and fiber-optic signal driving interface unit is connected on the optical fiber interface, and power module is connected with power interface.
Each HD video interface of a said HD video fiber optic network transmitting device is connected with the data output end of 1-G video camera; Each HD video interface of another HD video fiber optic network transmitting device is connected with 1-M monitor, and the optical fiber interface of these two HD video fiber optic network transmitting devices connects through single-core fiber.
The control data interface of said two HD video fiber optic network transmitting devices is connected with the TV broadcast system respectively.
That said N, G and M is 1-10, and the value of N, G and M equates or be unequal.
Said optical fiber interface is the 10G optical module of hot plug encapsulation.
The beneficial effect of the utility model is not replace the digital sound of completion, transmission of video signals under the huge transport frame that makes up with coaxial cable; Formed serial digital interface (SDI) agreement of transmission non-compression video gradually; Adopt large-scale F PGA and high-speed optical module of new generation; Adopt the time division multiplexing mechanism of innovation pulse code, accomplish the long-distance transmissions function of 8 road single-direction and dual-direction HD videos on single-core fiber.
Description of drawings
Fig. 1 is the panel arrangement sketch map of HD video fiber optic network transmitting device.
Fig. 2 is that the composition of HD video fiber optic network transmitting device is scratched figure.
Fig. 3 is a video fiber optic network transmission structure sketch map.
Embodiment
The utility model proposes a kind of HD video fiber optic network transmitting device, explains below in conjunction with accompanying drawing.
Fig. 1, shown in Figure 2 be the structural representation of HD video fiber optic network transmitting device.Among the figure; Data processing module is connected with power module with 1-N vision signal conditioning passage, control data treatment channel, fiber-optic signal driving interface unit respectively; Wherein, 1-N vision signal conditioning passage is connected on each HD video interface 3, and the control data treatment channel links to each other with control data interface 2; Fiber-optic signal driving interface unit is connected on the optical fiber interface 1, and optical fiber interface is the 10G optical module of hot plug encapsulation.Power module is connected with power interface 4.
Each HD video interface 3 of an above-mentioned HD video fiber optic network transmitting device is connected with the data output end of 1-G video camera; Another each HD video interface 3 of HD video fiber optic network transmitting device is connected with 1-M monitor, and the optical fiber interface 1 of these two HD video fiber optic network transmitting devices connects through single-core fiber 5.The control data interface 2 of said two HD video fiber optic network transmitting devices is connected with the TV broadcast system respectively.Wherein, that N, G and M is 1-10, and the value of N, G and M equates or be unequal.
This device has formed serial digital interface (SDI) agreement of transmission non-compression video gradually in order not replace the digital sound of completion, transmission of video signals under the huge transport frame that makes up with coaxial cable.The SDI standard that at first occurs is the SMPTE 259M standard of being formulated the eighties in last century by film and Television Engineer association (SMPTE, the Society ofMotionPicture and Television Engineers).The data rate of SDI definition is 270Mbps, enough satisfies the requirement of SD video, transmission 8 road single-direction and dual-direction SDI digital television signals on single-core fiber.Adopt the length of ASSP interface chip transmission range can reach 350 meters.Arrived high definition (HD) epoch, the SMPTE 292M standard data rate that SMPTE formulates reaches 1.485G, and the SDI before being different from is referred to as HD.SDI, the reasonable transmission requirement of broadcast level work stations such as video operating room, TV station studio to HD that solved.
Claims (7)
1. HD video fiber optic network transmitting device; It is characterized in that; The data processing module of said HD video fiber optic network transmitting device is connected with power module with 1-N vision signal conditioning passage, control data treatment channel, fiber-optic signal driving interface unit respectively; Wherein, 1-N vision signal conditioning passage is connected on each HD video interface, and the control data treatment channel links to each other with the control data interface; Fiber-optic signal driving interface unit is connected on the optical fiber interface, and power module is connected with power interface.
2. according to the said HD video fiber optic network of claim 1 transmitting device; It is characterized in that; Each HD video interface of a said HD video fiber optic network transmitting device is connected with the data output end of 1-G video camera; Each HD video interface of another HD video fiber optic network transmitting device is connected with 1-M monitor, and the optical fiber interface of these two HD video fiber optic network transmitting devices connects through single-core fiber.
3. according to the said HD video fiber optic network of claim 1 transmitting device, it is characterized in that, said N, is 1-10.
4. according to the said HD video fiber optic network of claim 2 transmitting device, it is characterized in that said G and M are 1-10.
5. according to claim 1,2 or 4 said HD video fiber optic network transmitting devices, it is characterized in that the value of N, G and M equates or be unequal.
6. according to the said HD video fiber optic network of claim 2 transmitting device, it is characterized in that the control data interface of said two HD video fiber optic network transmitting devices is connected with the TV broadcast system respectively.
7. according to the said HD video fiber optic network of claim 1 transmitting device, it is characterized in that said optical fiber interface is the 10G optical module of hot plug encapsulation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201949335U CN202524511U (en) | 2012-04-28 | 2012-04-28 | Optical-fiber network transmission device for high-definition videos |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201949335U CN202524511U (en) | 2012-04-28 | 2012-04-28 | Optical-fiber network transmission device for high-definition videos |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202524511U true CN202524511U (en) | 2012-11-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201949335U Expired - Fee Related CN202524511U (en) | 2012-04-28 | 2012-04-28 | Optical-fiber network transmission device for high-definition videos |
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| Country | Link |
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| CN (1) | CN202524511U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103607580A (en) * | 2013-10-14 | 2014-02-26 | 旗瀚科技有限公司 | High-definition video stream-based transmission method |
-
2012
- 2012-04-28 CN CN2012201949335U patent/CN202524511U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103607580A (en) * | 2013-10-14 | 2014-02-26 | 旗瀚科技有限公司 | High-definition video stream-based transmission method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121107 Termination date: 20180428 |
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| CF01 | Termination of patent right due to non-payment of annual fee |