CN212163527U

CN212163527U - ETC lane remote control hardware platform

Info

Publication number: CN212163527U
Application number: CN202021264885.3U
Authority: CN
Inventors: 王滔; 丁江伟; 杨建平
Original assignee: Hongyuan Intelligent Control Technology Beijing Co ltd
Current assignee: Hongyuan Intelligent Control Technology Beijing Co ltd
Priority date: 2020-07-02
Filing date: 2020-07-02
Publication date: 2020-12-15
Anticipated expiration: 2030-07-02

Abstract

The utility model provides an ETC lane remote control hardware platform, wherein each ETC lane is matched with a computer, and a two-way communication channel is established between each computer and an optical transmitter and receiver; each optical transmitter-receiver is connected with one gigabit optical switch through optical fibers; the tera optical switch is also connected with the optical signal receiving module through an optical fiber; the optical signal receiving module is respectively connected with the video switching module, the video splicing module and the MCU, the video switching module is also respectively connected with the main display and the MCU, and the video splicing module is also respectively connected with the auxiliary display and the MCU; the MCU is also connected with a keyboard and a mouse. The utility model discloses a distributed IP framework, signal adopt packet switching's technique, realize multichannel signal source selectivity output, support multichannel video concatenation output, show a plurality of videos simultaneously promptly on same platform display, support the remote control of ETC computer, in the finite space of high-speed sentry box, can manage simultaneously and control multichannel ETC passageway.

Description

ETC lane remote control hardware platform

Technical Field

The utility model relates to a highway ETC lane remote control hardware platform, the management in a plurality of lanes especially can be accomplished by a sentry box, and can realize the video while of multichannel ETC passageway control and the management system's of dispatch hardware basis.

Background

Every ETC lane all has a computer through the function of software control charging, pole lifting and drop, if adopt 1 sentry box to manage all ETC lanes, need the software operational aspect of the computer that the sentry box can monitor all lanes simultaneously, after the software operation of a certain computer appears unusually, require that the sentry box can remote operation this computer, solve charging, pole falling, pole lifting scheduling problem, avoid high-speed toll station to block.

In the prior art, there is a KVM matrix system solution disclosed in, for example, chinese patent CN204795335U, that is, the audio/video and USB signals of the computer in the ETC lane are connected to the optical output card, transmitted to the sentry box through the optical fiber, and then restored by the optical receiving box to be controlled. The KVM matrix system requires that a transmitting card of a lane and a light receiving box of a sentry box are in one-to-one correspondence, signals adopt a circuit switching technology, and each display can only have one image; each lane is provided with a light transmitting card, the sentry box is provided with a light matrix, a plurality of light receiving boxes and a plurality of displays (one display is corresponding to each lane) are arranged at the same time, and because the space of the high-speed sentry box is too small, too many displays are difficult to arrange.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims at solving the problems of video signal and audio signal acquisition and transmission of ETC lanes; solving the problem of multi-channel video splicing processing; the switching of multi-channel video signals and remote control are realized, and a corresponding hardware basis is provided.

In order to achieve the above object, the utility model discloses a ETC lane remote control hardware platform specifically is: each ETC lane is matched with one computer, and a two-way communication channel is correspondingly established between each computer and one optical transmitter-receiver; each optical transmitter-receiver is connected with one gigabit optical switch through optical fibers; the tera optical switch is also connected with the optical signal receiving module through an optical fiber; the optical signal receiving module is respectively connected with the video switching module, the video splicing module and the MCU, the video switching module is also respectively connected with the main display and the MCU, and the video splicing module is also respectively connected with the auxiliary display and the MCU; the MCU is also connected with a keyboard and a mouse.

Furthermore, the high-speed video interface, the audio interface, the keyboard and mouse interface of each computer are respectively connected with the corresponding interfaces of the corresponding optical transceiver transmitters.

Further, the optical fiber is a 10G optical fiber.

Furthermore, each optical transmitter-receiver transmits the collected video and audio signals transmitted by the corresponding computer to a tera optical switch after adding UDP, IP and MAC protocols; and the bidirectional transmission of IP data can be realized, and the data of the keyboard and the mouse connected with the MCU are transmitted back to the corresponding computer through the keyboard and the mouse interface.

Further, the optical signal receiving module receives the IP stream transmitted by the tera optical switch, analyzes the video stream and the audio stream data, and sends the data to the video switching module and the video splicing module; and the optical signal receiving module also receives data from the MCU and forwards the data to the tera optical switch.

Further, the video switching module receives a control command of the MCU, selects one path of video signals from the video stream sent by the optical signal receiving module, and sends the video signals to the main display.

Further, the video splicing module receives a control command of the MCU, selects multiple paths of video signals from the video stream sent by the optical signal receiving module, splices a plurality of videos through the FPGA logic circuit in the video signals, and outputs the videos to the auxiliary display.

Further, the MCU can send the control command to the video switching module or the video splicing module to respectively complete video one-out-of-multiple output and video splicing output.

Further, the MCU can send the keyboard and mouse event to the tera optical switch and the corresponding optical transmitter and receiver and then back to the corresponding computer for remotely controlling the computer corresponding to the ETC lane to complete the rod lifting and rod falling control of the ETC lane.

The utility model discloses a distributed IP framework, signal adopt packet switching's technique, realize multichannel signal source selectivity output, support multichannel video concatenation output (show a plurality of videos simultaneously promptly on same platform display), support the remote control of ETC computer. Adopt the ETC lane dispatch management system of this scheme, at the finite space of high-speed sentry box, manage simultaneously and control multichannel ETC passageway, reduce ETC lane staff, guarantee ETC business fault's timely perception and processing.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

fig. 1 is a structural schematic diagram of the platform.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

As shown in the figure, the utility model discloses a ETC lane remote control hardware platform realizes lane PC video signal's collection, transmission, receives two-way data transmission passageway, realizes the function of keyboard mouse remote control, video selection and image merging, specifically realizes as follows:

each ETC lane is matched with one computer 1, each computer 1 is correspondingly matched with one optical transceiver transmitter 2, and a two-way communication channel is established between each computer 1 and the corresponding optical transceiver transmitter 2, namely a high-speed video interface, an audio interface and a keyboard and mouse interface of each computer are respectively connected with the corresponding interfaces of the optical transceiver transmitters 2;

each optical transmitter and receiver 2 is respectively connected with a universal tera optical switch 3 through 10G optical fibers, each optical transmitter and receiver 2 uses an FPGA chip to collect audio and video signals, so that lossless coding of computer video and audio signals is realized, UDP, IP and MAC protocols are added, and the signals are transmitted to the tera optical switch 3 through an optical module; meanwhile, the bidirectional transmission of IP data is realized, keyboard and mouse data of the sentry box are received and transmitted back to the corresponding computer 1 through a keyboard and mouse interface;

the integrated media management terminal comprises four functional components: the system comprises an optical signal receiving module 4, a video switching module 5, a video splicing module 6 and an MCU; wherein the content of the first and second substances,

a bidirectional communication channel is established between the optical signal receiving module 4 and the tera optical switch 3, the optical signal receiving module 4 receives an IP stream transmitted by the tera optical switch 3, analyzes a video stream and audio stream data, and sends the data to the video switching module 5 and the video splicing module 6; in addition, the optical signal receiving module 4 also receives data from the MCU and forwards the data to the tera optical switch 3;

the video switching module 5 receives a control command of the MCU, selects one path of video signal from the video stream sent by the optical signal receiving module 4 and sends the video signal to the main display 7 so as to realize the remote control of the ETC PC;

the video splicing module 6 receives a control command of the MCU, selects multiple paths (four paths, six paths, nine paths and the like) of video signals from the video stream sent by the optical signal receiving module 4, splices a plurality of videos through an FPGA (field programmable gate array) logic circuit in the video splicing module, outputs the spliced videos to the auxiliary display 8, and monitors a plurality of ETC lane video signals at the same time;

the MCU realizes two working modes of a keyboard and a mouse: local mode, remote mode. When the local mode is worked, the MCU sends a control command to the video switching module 5 or the video splicing module 6 to respectively finish one-out-of-multiple video output and video splicing output. When the MCU works in a remote mode, the keyboard and mouse events are sent to the tera optical switch 3 and the corresponding optical transmitter and receiver 2 and then are transmitted back to the corresponding computer 1, so that the computer 1 corresponding to the ETC lane is remotely controlled, and the rod lifting and rod falling control of the ETC lane is completed.

The utility model discloses to the typical work scene of ETC, design the main display ware, assist the display otherwise to be called main screen/assist the display mode of screen, the video display in single lane of main screen display, assist the screen and realize dividing screen video display more, that is the user divides screen control a plurality of lane running state through the many that assist the screen, when discovering certain lane unusual, divides the screen selection to correspond lane video signal more, switches to main screen and carries out long-range computer control.

In this embodiment, both the optical transmitter and receiver 2 and the optical signal receiving module 4 can be optical transmitters with the model of MT-DV 020; the video switching module 5 can adopt a distributor with the model number of MT-SP144 (version 2.0); the video splicing module can adopt a video splicer with the model number of MT-HD 0104. Other products capable of realizing the functions of the corresponding modules, which are adopted by the people in the field, are also included in the protection scope of the present invention.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

The ETC lane remote control hardware platform is characterized in that each ETC lane is matched with one computer, and a two-way communication channel is established between each computer and a corresponding optical transmitter-receiver; each optical transmitter-receiver is connected with one gigabit optical switch through optical fibers; the tera optical switch is also connected with the optical signal receiving module through an optical fiber; the optical signal receiving module is respectively connected with the video switching module, the video splicing module and the MCU, the video switching module is also respectively connected with the main display and the MCU, and the video splicing module is also respectively connected with the auxiliary display and the MCU; the MCU is also connected with a keyboard and a mouse.
2. The ETC lane remote control hardware platform according to claim 1, wherein the high-speed video interface, the audio interface, the keyboard and mouse interface of each computer are respectively connected with the corresponding interfaces of the corresponding optical transceiver transmitters.
3. The ETC lane remote control hardware platform of claim 1, wherein the optical fiber is a 10G optical fiber.
4. The ETC lane remote control hardware platform according to claim 1, wherein each optical transceiver transmitter losslessly encodes the collected video and audio signals transmitted by the corresponding computer, adds UDP, IP and MAC protocols, and transmits the encoded video and audio signals to a tera optical switch; and the bidirectional transmission of IP data can be realized, and the data of the keyboard and the mouse connected with the MCU are transmitted back to the corresponding computer through the keyboard and the mouse interface.
5. The ETC lane remote control hardware platform according to claim 1, wherein the optical signal receiving module receives an IP stream transmitted by a tera optical switch, analyzes a video stream and audio stream data, and sends the data to the video switching module and the video splicing module; and the optical signal receiving module also receives data from the MCU and forwards the data to the tera optical switch.
6. The ETC lane remote control hardware platform according to claim 1, wherein the video switching module receives a control command of the MCU, selects one path of video signal from the video stream sent by the optical signal receiving module, and sends the video signal to the main display.
7. The ETC lane remote control hardware platform according to claim 1, wherein the video splicing module receives a control command of the MCU, selects multiple video signals from the video stream sent by the optical signal receiving module, splices a plurality of videos through the FPGA logic circuit therein, and outputs the spliced videos to the auxiliary display.
8. The ETC lane remote control hardware platform of claim 1, wherein the MCU is capable of sending a control command to the video switching module or the video splicing module to perform video one-out-of-multiple output and video splicing output respectively.
9. The ETC lane remote control hardware platform according to claim 1, wherein the MCU is capable of sending the keyboard and mouse event to the tera optical switch, the corresponding optical transmitter and receiver, and then back to the corresponding computer for remote control of the computer corresponding to the ETC lane to complete the rod lifting and rod dropping control of the ETC lane.