CN113115131A - Device and method for realizing single-fiber transmission and device and method for realizing single-fiber reception - Google Patents
Device and method for realizing single-fiber transmission and device and method for realizing single-fiber reception Download PDFInfo
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- CN113115131A CN113115131A CN201911357822.4A CN201911357822A CN113115131A CN 113115131 A CN113115131 A CN 113115131A CN 201911357822 A CN201911357822 A CN 201911357822A CN 113115131 A CN113115131 A CN 113115131A
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- 239000000835 fiber Substances 0.000 title claims abstract description 48
- 238000000034 method Methods 0.000 title claims abstract description 18
- 230000005540 biological transmission Effects 0.000 title claims abstract description 15
- 238000004891 communication Methods 0.000 claims abstract description 77
- 239000013307 optical fiber Substances 0.000 claims abstract description 67
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 63
- 238000005516 engineering process Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 2
- 238000004088 simulation Methods 0.000 description 1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0005—Switch and router aspects
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/25—Arrangements specific to fibre transmission
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0062—Network aspects
- H04Q11/0067—Provisions for optical access or distribution networks, e.g. Gigabit Ethernet Passive Optical Network (GE-PON), ATM-based Passive Optical Network (A-PON), PON-Ring
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Abstract
The present invention relates to data communication technology. The invention solves the problem that some equipment does not support single-fiber function on physical devices at present, provides a device and a method for realizing single-fiber transmission and a device and a method for realizing single-fiber reception, and the technical scheme can be summarized as follows: the device for realizing the single-fiber sending function comprises a bidirectional optical fiber communication port, wherein the bidirectional optical fiber communication port comprises a sending port and a receiving port, a loopback is configured at the bidirectional optical fiber communication port, and meanwhile, the bidirectional optical fiber communication port is enabled to be opened, an enabling position of the receiving port is closed, and an enabling position of the sending port is enabled to be opened. The invention has the beneficial effects that: the device which does not support single fiber on the physical device has single fiber function, and is suitable for communication devices which do not support single fiber function.
Description
Technical Field
The present invention relates to a data communication technology, and more particularly, to a technology of a single-fiber function.
Background
The existing high-end switches and routers mostly support a single-fiber mode when an optical fiber is inserted into an equipment port, but the old equipment in the past does not support a single-fiber function, and meanwhile, a plurality of old equipment in the past are available for customers, which relates to a problem of how to better interface and match the equipment which does not support the single-fiber function and the equipment which supports the single-fiber function.
Some old-fashioned devices do not support single-fiber functions on physical devices, and only can use a double-fiber bidirectional technology, so that the old-fashioned devices cannot be applied to occasions requiring unidirectional communication due to confidentiality or data security and the like.
Disclosure of Invention
The invention aims to solve the problem that some equipment does not support a single-fiber function on a physical device at present, and provides a device and a method for realizing single-fiber transmission and a device and a method for realizing single-fiber receiving.
The invention solves the technical problem, adopts the technical scheme that the device for realizing the single-fiber transmission function comprises a bidirectional optical fiber communication port, wherein the bidirectional optical fiber communication port comprises a transmission port and a receiving port, a loop is configured at the bidirectional optical fiber communication port, and simultaneously the bidirectional optical fiber communication port is opened, the enabling position of the receiving port is closed, and the enabling position of the transmission port is opened.
Specifically, to provide a specific application, the closing of the receiving port enable bit and the opening of the sending port enable bit refer to: and starting a TX enabling bit of the port transceiving control register, and closing an RX enabling bit of the port transceiving control register.
A method for realizing single-fiber transmission function is applied to communication equipment with a bidirectional optical fiber communication port, and is characterized in that a loopback is configured at the bidirectional optical fiber communication port, and simultaneously, the bidirectional optical fiber communication port is opened, the receiving port enabling bit is closed, and the transmitting port enabling bit is opened.
Specifically, to provide a specific application, the closing of the receiving port enable bit and the opening of the sending port enable bit refer to: and starting an RX enabling bit of the port transceiving control register and closing a TX enabling bit of the port transceiving control register.
The device for realizing the single-fiber receiving function comprises a bidirectional optical fiber communication port, wherein the bidirectional optical fiber communication port comprises a sending port and a receiving port, a loopback is configured at the bidirectional optical fiber communication port, and meanwhile, the bidirectional optical fiber communication port is enabled to be opened, the enabling position of the sending port is closed, and the enabling position of the receiving port is enabled to be opened.
Specifically, to provide a specific application, the closing of the receiving port enable bit and the opening of the sending port enable bit refer to: and starting an RX enabling bit of the port transceiving control register and closing a TX enabling bit of the port transceiving control register.
A method for realizing single-fiber receiving function is applied to communication equipment with a bidirectional optical fiber communication port, a loopback is configured at the bidirectional optical fiber communication port, and simultaneously the bidirectional optical fiber communication port is opened, the enabling bit of a sending port is closed, and the enabling bit of a receiving port is opened.
Specifically, to provide a specific application, the closing of the receiving port enable bit and the opening of the sending port enable bit refer to: and starting an RX enabling bit of the port transceiving control register and closing a TX enabling bit of the port transceiving control register.
The device and the method for realizing single-fiber sending and the device and the method for realizing single-fiber receiving have the advantages that the single-fiber function can be realized in a simulation mode by configuring the loopback function at the port, so that the device which does not support single-fiber on a physical device has the single-fiber function.
Drawings
FIG. 1 is a communication schematic of a prior art bi-directional fiber optic communication port;
fig. 2 is a communication diagram of an apparatus for implementing a single-fiber transmission function according to an embodiment of the present invention;
fig. 3 is a communication diagram of an apparatus for implementing a single-fiber receiving function according to an embodiment of the present invention.
Detailed Description
The technical solution of the present invention is described in detail below with reference to the embodiments and the accompanying drawings.
In the prior art, when a bidirectional optical fiber communication port communicates through an optical fiber, there are two optical fibers, one optical fiber is used for transmitting data from a local end to an opposite end, i.e. a transmitting port, and the other optical fiber is used for receiving data from the opposite end to the local end, i.e. a receiving port, as shown in fig. 1, for port 1, data is transmitted through two directions, namely TX and RX, specifically, data is transmitted through TX to port 2, and data transmitted from port 2 is received through RX.
The device for realizing the single-fiber transmission function comprises a bidirectional optical fiber communication port, wherein the bidirectional optical fiber communication port comprises a transmission port and a receiving port, and the bidirectional optical fiber communication port is configured with loopback, and meanwhile, the bidirectional optical fiber communication port is opened, the enabling position of the receiving port is closed, and the enabling position of the transmission port is opened.
Referring to fig. 2, a port 1 is a bidirectional optical fiber communication port, a transmitting port of the port is TX, a receiving port of the port is RX, and a port 2 is an opposite port.
In order to provide a specific application mode, the receiving port enabling bit is closed, and the opening of the sending port enabling bit means that: and starting a TX enabling bit of the port transceiving control register, and closing an RX enabling bit of the port transceiving control register. The port transceiving control register may be a register on a network device switch chip.
The method for realizing the single-fiber sending function is applied to communication equipment with a bidirectional optical fiber communication port, and specifically comprises the following steps: and configuring a loopback at the bidirectional optical fiber communication port, simultaneously opening the bidirectional optical fiber communication port, closing the receiving port enabling bit, and opening the transmitting port enabling bit.
In order to provide a specific application mode, the receiving port enabling bit is closed, and the opening of the sending port enabling bit means that: and starting an RX enabling bit of the port transceiving control register and closing a TX enabling bit of the port transceiving control register.
The device for realizing the single-fiber receiving function comprises a bidirectional optical fiber communication port, wherein the bidirectional optical fiber communication port comprises a sending port and a receiving port, and the bidirectional optical fiber communication port is configured with loopback, and meanwhile, the bidirectional optical fiber communication port is opened, the enabling position of the sending port is closed, and the enabling position of the receiving port is opened.
Referring to fig. 3, a port 1 is a bidirectional optical fiber communication port, a transmitting port of the port is TX, a receiving port of the port is RX, and a port 2 is an opposite port.
In order to provide a specific application mode, the receiving port enabling bit is closed, and the opening of the sending port enabling bit means that: and starting an RX enabling bit of the port transceiving control register and closing a TX enabling bit of the port transceiving control register.
The method for realizing the single-fiber receiving function is applied to communication equipment with a bidirectional optical fiber communication port, and specifically comprises the following steps: and configuring a loopback at the bidirectional optical fiber communication port, simultaneously opening the bidirectional optical fiber communication port, closing the enabling bit of the transmitting port and opening the enabling bit of the receiving port.
In order to provide a specific application mode, the receiving port enabling bit is closed, and the opening of the sending port enabling bit means that: and starting an RX enabling bit of the port transceiving control register and closing a TX enabling bit of the port transceiving control register.
Examples
In the device for realizing the single-fiber sending function in the embodiment of the invention, the loopback is configured on the bidirectional optical fiber communication port, and meanwhile, the bidirectional optical fiber communication port is opened, the TX enabling bit of the port transceiving control register is opened, and the RX enabling bit of the port transceiving control register is closed.
When the bidirectional optical fiber communication port is used, data of the bidirectional optical fiber communication port can reach an opposite end port (port 2) through a TX (transmitting port), one part of data can return to the bidirectional optical fiber communication port due to loopback of the local end port, but the bidirectional optical fiber communication port cannot receive messages because the enable bit of the RX is closed, and at the moment, the bidirectional optical fiber communication port only transmits the data to the opposite end port and does not receive the data, so that the single-transmission function of single-fiber communication of the bidirectional optical fiber communication port is realized.
In the device for realizing the single-fiber receiving function in the embodiment of the invention, the loopback is configured on the bidirectional optical fiber communication port, and meanwhile, the bidirectional optical fiber communication port is opened, the RX enabling bit of the port transceiving control register is opened, and the TX enabling bit of the port transceiving control register is closed.
When the bidirectional optical fiber communication port is used, the bidirectional optical fiber communication port is looped firstly, the bidirectional optical fiber communication port is opened at the moment, the sending function of the bidirectional optical fiber communication port is closed by closing the TX enabling bit of the port transceiving control register, the bidirectional optical fiber communication port cannot send messages outwards at the moment, but the RX enabling bit of the port transceiving control register needs to be opened, so that the bidirectional optical fiber communication port can normally receive data, and the single receiving function of the bidirectional optical fiber communication port is realized.
Claims (8)
1. The device for realizing the single-fiber sending function comprises a bidirectional optical fiber communication port, wherein the bidirectional optical fiber communication port comprises a sending port and a receiving port.
2. The apparatus for implementing single fiber transmission function according to claim 1, wherein the turning off the receiving port enable bit and the turning on the transmitting port enable bit are: and starting a TX enabling bit of the port transceiving control register, and closing an RX enabling bit of the port transceiving control register.
3. A method for realizing single-fiber transmission function is applied to communication equipment with a bidirectional optical fiber communication port and is characterized in that loopback is configured at the bidirectional optical fiber communication port, the bidirectional optical fiber communication port is opened, an enabling bit of a receiving port is closed, and an enabling bit of a transmitting port is opened.
4. The method for implementing single-fiber transmission function according to claim 3, wherein the turning off the receiving port enable bit and the turning on the transmitting port enable bit are: and starting an RX enabling bit of the port transceiving control register and closing a TX enabling bit of the port transceiving control register.
5. The device for realizing the single-fiber receiving function comprises a bidirectional optical fiber communication port, wherein the bidirectional optical fiber communication port comprises a sending port and a receiving port.
6. The apparatus for implementing single fiber receiving function according to claim 5, wherein the turning off the receiving port enable bit and the turning on the transmitting port enable bit are: and starting an RX enabling bit of the port transceiving control register and closing a TX enabling bit of the port transceiving control register.
7. A method for realizing single-fiber receiving function is applied to communication equipment with a bidirectional optical fiber communication port and is characterized in that loopback is configured at the bidirectional optical fiber communication port, the bidirectional optical fiber communication port is opened, an enabling bit of a sending port is closed, and an enabling bit of a receiving port is opened.
8. The method for implementing single fiber receiving function according to claim 7, wherein the turning off the receiving port enable bit and the turning on the transmitting port enable bit are: and starting an RX enabling bit of the port transceiving control register and closing a TX enabling bit of the port transceiving control register.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911357822.4A CN113115131A (en) | 2019-12-25 | 2019-12-25 | Device and method for realizing single-fiber transmission and device and method for realizing single-fiber reception |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911357822.4A CN113115131A (en) | 2019-12-25 | 2019-12-25 | Device and method for realizing single-fiber transmission and device and method for realizing single-fiber reception |
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| CN113115131A true CN113115131A (en) | 2021-07-13 |
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| CN201911357822.4A Withdrawn CN113115131A (en) | 2019-12-25 | 2019-12-25 | Device and method for realizing single-fiber transmission and device and method for realizing single-fiber reception |
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| CN104168077A (en) * | 2014-07-04 | 2014-11-26 | 上海交通大学 | High accuracy optical fiber bidirectional time comparison method and system |
| WO2015127780A1 (en) * | 2014-02-25 | 2015-09-03 | 烽火通信科技股份有限公司 | Otn system and method for supporting single-fiber bidirectional transmission of supervisory channel light |
| US20150296278A1 (en) * | 2012-11-26 | 2015-10-15 | Viscore Technologies Inc. | Methods and systems for passive optical switching |
| CN105337749A (en) * | 2014-06-24 | 2016-02-17 | 华为技术有限公司 | Method for configuring network device, optical module, and network device system |
| CN105915286A (en) * | 2016-04-14 | 2016-08-31 | 北京锐安科技有限公司 | Data flow distribution method and flow distributing device |
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2019
- 2019-12-25 CN CN201911357822.4A patent/CN113115131A/en not_active Withdrawn
Patent Citations (7)
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| US20090069829A1 (en) * | 2005-05-26 | 2009-03-12 | Leonid Shturman | Rotational Atherectomy Device with Distal Protection Capability and Method of Use |
| CN102739316A (en) * | 2012-06-29 | 2012-10-17 | 杭州迪普科技有限公司 | Method and device for implementing transmission mode |
| US20150296278A1 (en) * | 2012-11-26 | 2015-10-15 | Viscore Technologies Inc. | Methods and systems for passive optical switching |
| WO2015127780A1 (en) * | 2014-02-25 | 2015-09-03 | 烽火通信科技股份有限公司 | Otn system and method for supporting single-fiber bidirectional transmission of supervisory channel light |
| CN105337749A (en) * | 2014-06-24 | 2016-02-17 | 华为技术有限公司 | Method for configuring network device, optical module, and network device system |
| CN104168077A (en) * | 2014-07-04 | 2014-11-26 | 上海交通大学 | High accuracy optical fiber bidirectional time comparison method and system |
| CN105915286A (en) * | 2016-04-14 | 2016-08-31 | 北京锐安科技有限公司 | Data flow distribution method and flow distributing device |
Non-Patent Citations (1)
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Application publication date: 20210713 |