CN209845178U - Single-fiber three-wave fusion device based on PON access - Google Patents

Abstract

The utility model discloses a single fiber three wave fuses device based on PON inserts, including fusing the casing, be equipped with ONU module, CATV module, intelligent set-top box module and PWDM-PD subassembly in fusing the casing, PWDM-PD subassembly includes common end, transmission end and reflection end, the common end is used for being connected with the single fiber three wave optical fiber of fiber network of registering one's residence, the transmission end is connected to the CATV module, the reflection end is connected to the ONU module; the intelligent set-top box module is connected with the ONU module through an internally integrated PHY (physical layer), and the intelligent set-top box module is connected with the CATV module through a tuner; the intelligent set-top box module also comprises a reusable service video port. The utility model discloses can save the user to the independent loaded down with trivial details configuration of a plurality of machines, improve the operating efficiency, it is convenient to install.

Description

Single-fiber three-wave fusion device based on PON access

Technical Field

The utility model belongs to the technical field of light communication, concretely relates to single fiber three wave fusion machine device based on PON inserts.

Background

Global digitization is moving into a new era, and "copper feeding and withdrawing by light" is an irreversible historical trend. Passive optical network PON access is the current mainstream access technology, and PON fiber networks are already very common phenomena from home to home. The rapid popularization of fiber to the home opens the national digital era, and digital set top boxes, digital household appliances, smart homes, optical modem routers and the like are all in need of operation. Along with the increasing quantity of consumer electronic equipment, the accompanying problems are more and more prominent, various digital equipment is placed disorderly, the control is complex, the cost is high, the installation is inconvenient, the failure rate of a machine is high in use, and certain potential safety hazards exist in complicated wiring; meanwhile, operators have different access transmission networks in different cities, the cable television network and the Ethernet are mutually isolated, and the cost for laying the two networks is high, but the operators have to face the embarrassment of being discarded by users. How to provide multiple services for users while saving cost becomes a new problem of networking.

SUMMERY OF THE UTILITY MODEL

To the not enough that exists among the prior art, the utility model provides a can save the user to a plurality of machines alone loaded down with trivial details configuration, improve the running speed, install convenient single-fiber three wave fusion machine device based on PON inserts.

The single-fiber three-wave fusion device based on PON access comprises a fusion device shell, wherein an ONU module, a CATV module, an intelligent set top box module and a PWDM-PD assembly are arranged in the fusion device shell, the PWDM-PD assembly comprises a shared end, a transmission end and a reflection end, the shared end is used for being connected with a single-fiber three-wave optical fiber of an in-home optical fiber network, the transmission end is connected to the CATV module, and the reflection end is connected to the ONU module; the intelligent set-top box module is connected with the ONU module through an internally integrated PHY (physical layer), and the intelligent set-top box module is connected with the CATV module through a tuner; the intelligent set-top box module 4 further comprises a reusable service video port.

Further, the ONU module further comprises a VOIP voice module.

Further, the ONU module further comprises a WiFi module.

Furthermore, the intelligent set-top box module further comprises an HDMI, a TF card and a miniAV interface.

Further, the intelligent set-top box module further comprises an IR interface and an SPDIF.

Further, the intelligent set top box module further comprises at least one USB interface.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses avoided using solitary ONU equipment at user terminal, the router, CATV receiver and STB equipment, be in the same place PON fiber network and intelligent STB system are connected through inside PHY physical layer, PON fiber network passes through PWDM-PD wavelength division multiplexing with CATV network simultaneously and is connected, interconnecting link and adapter power have been optimized, save the independent loaded down with trivial details configuration of every machine of user, the operating efficiency is greatly improved, it is convenient to install, user experience can be improved and user cost is reduced.

Drawings

Fig. 1 is a schematic structural diagram of a single-fiber three-wave fusion device according to the present invention;

the system comprises a fusion machine shell 1, an ONU (optical network unit) module 2, a CATV (community antenna television) module 3, an intelligent set top box module 4, a PWDM-PD (public power distribution device) component 5, a common terminal 51, a transmission terminal 52, a reflection terminal 53, a VOIP (voice over Internet protocol) voice module 6, a WiFi (wireless fidelity) module 7, an HDMI8, a TF (9 Trans flash) card 10 miniAV interface, an IR (infrared) interface 11, an SPDIF (digital video interface), a USB (universal serial bus) interface.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the utility model easy to understand and understand, the utility model is further explained by combining with the specific figures.

Example 1:

a PON access-based single-fiber three-wave convergence device, as shown in fig. 1, including a convergence housing 1, where an ONU module 2, a CATV module 3, an intelligent set-top box module 4, and a PWDM-PD component 5 are disposed in the convergence housing 1, where the PWDM-PD component 5 includes a common port 51, a transmitting port 52, and a reflecting port 53, where the common port 51 is configured to be connected to a single-fiber three-wave optical fiber of an in-home optical fiber network, the transmitting port 52 is connected to the CATV module 3, and the reflecting port 53 is connected to the ONU module 2; the intelligent set-top box module 4 is connected with the ONU module 2 through an internal integrated PHY, and the intelligent set-top box module 4 is connected with the CATV module 3 through a tuner; the intelligent set-top box module 4 further comprises a reusable service video port 14.

The intelligent set-top box module and the ONU module complete data interaction through an internal integrated PHY (physical layer) to realize IPTV service; the intelligent set-top box module and the CATV module realize CATV service through frequency reduction demodulation of a high frequency head. The PWDM-PD component has a function of wavelength division multiplexing, and particularly, after receiving a single-fiber three-wave optical signal, the PWDM-PD component can separate a 1550nm transmitted optical signal to a CATV module and can separate 1490nm and 1310nm reflected optical signals to an ONU module, and the 1550nm transmitted optical signal can be transmitted to the CATV module to be converted into a radio frequency circuit signal; the transmitted optical signal of 1550nm provides a downstream data channel to the CATV module, the reflected optical signal of 1490nm provides a downstream data channel to the ONU unit, and the reflected optical signal of 1310nm provides an upstream data channel to the ONU unit. The service video port can be reused and can be used for a user to access a CATV or IPTV network, and the intelligent set top box module can automatically identify an operator network signal accessed by the user and provide corresponding video service; the automatic signal identification and access selection can be realized by switching the switch through the existing software (such as SDK). For example, the ONU module may employ zhongxing mini 279127/8 or haisi HI5662/3, etc.; the CATV module may employ ACA2604 or the like.

Compared with the prior art, the embodiment avoids using independent ONU equipment, a router, a CATV receiver and set top box equipment at a user terminal, the PON fiber network and the intelligent set top box system are connected together through an internal PHY physical layer, and meanwhile, the PON fiber network and the CATV network are connected through PWDM-PD wavelength division multiplexing, so that a connecting line and an adapter power supply are optimized, independent and complex configuration of each machine of a user is omitted, the operation efficiency is greatly improved, the installation is convenient, the user experience is improved, and the user cost is reduced. In addition, utilize the utility model discloses a fuse the device and carry out the transformation of two-way, cable broadcast television network broadband, can effectively exert the advantage that the prevalence rate of utilizing the cable television network is high, with low costs, frequency bandwidth, impel cable television network construction to become the multimedia information platform of thousands of families, satisfy numerous many-sided demand of masses, impel the integration of many networks.

As a further optimization, the ONU module 2 further comprises a VOIP voice module 6. The VOIP voice module 6 can be connected to the main control chip in the ONU module 2 through a ZSI interface. The model of the VOIP voice module can adopt Si32182, can provide voice service for users, and can be connected with a telephone line through an RJ11 interface.

As a further optimization, the ONU module 2 further comprises a WiFi module 7. The WiFi module 7 may be connected to the main control chip in the ONU module 2 through a PCIE interface. The WiFi module chip can adopt multiple models such as MT7603E, RTL8192ER or RTL8192FR, can provide wireless network service by matching with an antenna, and can be used for connecting with mobile equipment.

As a further optimization, the smart set-top box module 4 further comprises an HDMI8, a TF card 9 and a miniAV interface 10. The intelligent set-top box module can provide video and storage services for users through various peripheral interfaces.

As a further optimization, the intelligent set-top box module further comprises an IR interface 11 and SPDIF 12. The intelligent set-top box module can also support external infrared, and because the external infrared extension line can be placed at any angle position, a user can place the device in multiple directions at multiple angles without influencing the use.

As a further optimization, the smart set-top box module further comprises at least one USB interface 13. The USB interface can provide a convenient software upgrading mode.

The utility model discloses in based on the data flow direction that the network deployment of the single fiber three wave fusion machine device of PON access realized as follows: after the data signal and the CATV signal are synthesized at the local side, the data signal and the CATV signal are input into the terminal equipment through a single-fiber three-wave optical fiber, then a downstream 1550nm CATV signal is separated through a PWDM-PD component arranged in the CATV module, and then the conversion from the optical signal to a radio frequency signal is completed in the CATV module; the PWDM-PD component also separates a downstream 1490nm optical data signal to an ONU module, and then outputs an Ethernet signal to a user through RJ45 after internal conversion and exchange; meanwhile, the Ethernet data signal of the user can also be input into the equipment through the RJ45 socket or the wireless WLAN, and after reverse conversion, the Ethernet data signal outputs an upstream 1310nm optical data signal, and is synthesized on a single-fiber three-wave optical fiber through a PWDM-PD component and sent back to the local side.

The single-fiber three-wave fusion machine device can complete the entrance of different operation networks through one single-fiber three-wave optical fiber, reduces the installation of an entrance cable to optimize the network environment, can simultaneously meet the user requirements of opening different services, and reduces the repeated investment of the transmission networks of various operators; the fusion device can perfectly replace digital equipment such as a single ONU, a router, a set-top box and the like, simplifies the number of the household digital equipment, optimizes networking performance, greatly improves user experience and reduces installation and use cost. The user can realize the live broadcast, wired and wireless data access and voice and video of the IPTV/CATV television through the device, can also access the USB intelligent home, and controls the fusion terminal through the mobile electronic equipment.

Above only do the preferred embodiment of the present invention, the protection scope of the present invention is not limited to the above embodiment, all belong to the technical scheme of the present invention all belong to the protection scope of the present invention. For those skilled in the art, several modifications can be made without departing from the principle of the present invention, and such modifications should also be considered as the protection scope of the present invention.

Claims (6)

1. Single-fiber three-wave fusion device based on PON inserts, its characterized in that: the optical fiber cable convergence device comprises a convergence shell, wherein an ONU module, a CATV module, an intelligent set top box module and a PWDM-PD assembly are arranged in the convergence shell, the PWDM-PD assembly comprises a shared end, a transmission end and a reflection end, the shared end is used for being connected with a single-fiber three-wave optical fiber of an in-home optical fiber network, the transmission end is connected to the CATV module, and the reflection end is connected to the ONU module; the intelligent set-top box module is connected with the ONU module through an internally integrated PHY (physical layer), and the intelligent set-top box module is connected with the CATV module through a tuner; the intelligent set-top box module also comprises a reusable service video port.

2. The PON access-based single-fiber three-wave fusion device according to claim 1, wherein: the ONU module also comprises a VOIP voice module.

3. The PON access-based single-fiber three-wave fusion device according to claim 1, wherein: the ONU module further comprises a WiFi module.

4. The PON access-based single-fiber three-wave fusion device according to claim 1, wherein: the intelligent set-top box module further comprises an HDMI, a TF card and a miniAV interface.

5. The PON access-based single-fiber three-wave fusion device according to claim 1, wherein: the intelligent set-top box module further comprises an IR interface and an SPDIF.

6. The PON access-based single-fiber three-wave fusion device according to claim 1, wherein: the intelligent set-top box module also comprises at least one USB interface.