CN105226474B - A kind of 100G cable modules based on QSFP28 interfaces - Google Patents
A kind of 100G cable modules based on QSFP28 interfaces Download PDFInfo
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- CN105226474B CN105226474B CN201510719415.9A CN201510719415A CN105226474B CN 105226474 B CN105226474 B CN 105226474B CN 201510719415 A CN201510719415 A CN 201510719415A CN 105226474 B CN105226474 B CN 105226474B
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Abstract
The invention discloses a kind of 100G cable modules based on QSFP28 interfaces, including QSFP28 interfaces, CDR receiving modules, MCU, cable interface, the CDR receiving modules connect the cable interface and the QSFP28 interfaces respectively, the first signal sent for receiving the cable interface, first signal is converted to the first processing signal by the CDR receiving modules, and the described first processing signal is sent to the QSFP28 interfaces；The MCU connects the CDR receiving modules and the QSFP28 interfaces respectively, is controlled for sending operation of first control information to the CDR receiving modules；The CDR receiving modules are additionally operable to send first state signal to MCU, the MCU is additionally operable to handle the first state signal or the first state signal is sent to host computer by the QSFP28 interfaces to be handled, and the CDR receiving modules are additionally operable to receive the second control information that the host computer is sent by QSFP28 interfaces.The present invention is by adding CDR modules so that the transmission performance of module entirety is good, long transmission distance.
Description
Technical field
The present invention relates to optical module field, more particularly to a kind of 100G cable modules based on QSFP28 interfaces.
Background technology
The requirement of higher is proposed to high-speed transfer for the development of information industry, it is necessary to which optical module has more preferable transmission performance
And the flexibility of corresponding various electric interfaces.
Existing QSFP28 modules be without CDR technologies, and directly using cable by a QSFP28 interface with it is another
One QSFP28 interfaces connection, and this connection mode has the following disadvantages：1st, since existing QSFP28 modules do not use
CDR technologies, cause that its transmission performance is poor, transmission range is near；2nd, existing QSFP28 modules only realized by cable with it is another
The connection of QSFP28 interfaces, interconnects without being realized with other kinds of module interface, therefore can not be connect suitable for a variety of differences
Connection between the HOST terminals of mouth type, its single, poor practicability of electrical connection.
The content of the invention
In order to solve these potential problems, it is an object of the invention to overcome the above-mentioned deficiency in the presence of the prior art,
There is provided that a kind of transmission performance is good, cable module of long transmission distance.
Further aim of the present invention is to provide a kind of electrical connection variation, highly practical cable module.
In order to realize foregoing invention purpose, the technical solution adopted by the present invention is：
A kind of 100G cable modules based on QSFP28 interfaces, including QSFP28 interfaces, CDR receiving modules, MCU, cable
Interface,
The CDR receiving modules connect the cable interface and the QSFP28 interfaces respectively, for receiving the cable
First signal is converted to the first processing signal by the first signal that interface is sent, the CDR receiving modules, and by described first
Processing signal is sent to the QSFP28 interfaces；
The MCU connects the CDR receiving modules and the QSFP28 interfaces respectively, for sending the first control information pair
The operation of the CDR receiving modules is controlled；
The CDR receiving modules are additionally operable to send first state signal to MCU, and the MCU is additionally operable to handle described first
The first state signal is sent to host computer by the QSFP28 interfaces and is handled by status signal, and the CDR connects
Module is received to be additionally operable to receive the second control information that the host computer is sent by QSFP28 interfaces.
Further, which is converted to the first processing signal and referred to by the CDR receiving modules, by described first
Signal is changed into the first processing signal after carrying out clock and data recovery.
Further, the first state signal is included in Fault signals, alarm signal, operating state signal at least
It is a kind of.
Further, CDR sending modules are further included,
The CDR sending modules connect the cable interface and the QSFP28 interfaces respectively, it is used to receive described
The secondary signal is converted to second processing signal by the secondary signal that QSFP28 interfaces are sent, the CDR sending modules, and by institute
Second processing signal is stated to send to the cable interface,
The MCU connects the CDR sending modules and the QSFP28 interfaces respectively, for sending the 3rd control information pair
The operation of the CDR sending modules is controlled；
The CDR sending modules are additionally operable to send the second status signal to MCU, and the MCU is additionally operable to handle described second
Second status signal is sent to host computer by the QSFP28 interfaces and is handled by status signal, the CDR hairs
Module is sent to be additionally operable to receive the 4th control information that the host computer is sent by QSFP28 interfaces.
Further, which is converted to second processing signal and referred to by the CDR sending modules, by described second
Signal is changed into second processing signal after carrying out clock and data recovery.
Further, second status signal is included in Fault signals, alarm signal, operating state signal at least
It is a kind of.
Further, the cable interface is copper cable interface.
Further, the cable interface is attached using copper cable.
Further, double-decker pad solder is used between the cable interface and the copper cable.
Further, the electric of the cable interface is defined as GSSG structures.
Compared with prior art, beneficial effects of the present invention
1st, a kind of 100G cable modules based on QSFP28 interfaces of the invention, by QSFP28 interfaces and cable interface
Between high speed communications link addition CDR modules so that the transmission performance of module entirety is good, long transmission distance.
2nd, a kind of 100G cable modules based on QSFP28 interfaces of the invention, its cable interface have extension well
Property, it can be attached with the cable interface of other species cable modules, electrical connection variation is highly practical.
Brief description of the drawings
Shown in Fig. 1 it is one of the present invention and a kind of 100G cable modules based on QSFP28 interfaces exemplified is embodied
Block diagram.
Shown in Fig. 2 it is one of the present invention and a kind of 100G cable modules based on QSFP28 interfaces exemplified is embodied
Connect block diagram.
Shown in Fig. 3 it is one of the present invention and a kind of 100G cable modules based on QSFP28 interfaces exemplified is embodied
Block diagram.
Shown in Fig. 4 it is one of the present invention and a kind of 100G cable modules based on QSFP28 interfaces exemplified is embodied
Connect block diagram.
It is the cable electric interfaces that a kind of QSFP28 cable modules exemplified are embodied of the present invention shown in Fig. 5
Define schematic diagram.
Embodiment
With reference to embodiment, the present invention is described in further detail.But this should not be interpreted as to the present invention
The scope of above-mentioned theme is only limitted to following embodiment, all models that the present invention is belonged to based on the technology that present invention is realized
Enclose.
Embodiment 1：
Shown in Fig. 1 it is one of the present invention and a kind of 100G cable modules based on QSFP28 interfaces exemplified is embodied
Block diagram,
Including QSFP28 interfaces 1, CDR receiving modules 2, MCU4, cable interface 5,
The CDR receiving modules 2 connect the cable interface 5 and the QSFP28 interfaces 1 respectively, for receiving the cable
First signal is converted to the first processing signal by the first signal that line interface 5 is sent, the CDR receiving modules 2, and by described in
First processing signal is sent to the QSFP28 interfaces 1；
The MCU4 connects the CDR receiving modules 2 and the QSFP28 interfaces 1 respectively, for sending the first control letter
The operation to the CDR receiving modules 2 is ceased to be controlled；
The CDR receiving modules 2 are additionally operable to send first state signal to MCU4, and the MCU4 is additionally operable to handle described the
The first state signal is sent to host computer by the QSFP28 interfaces 1 and is handled by one status signal, the CDR
Receiving module 2 is additionally operable to receive the second control information that the host computer is sent by QSFP28 interfaces 1.
Further, the first state signal is included in Fault signals, alarm signal, operating state signal at least
It is a kind of.
Specifically, when the CDR sending modules are carrying out data processing, some problems are can be potentially encountered, at signal
Reason time-out, processing failure, although or handle and successfully have warning information, when module is run, can also produce running log,
Status data during operation, these information will be sent in MCU and be handled accordingly, and for letter that MCU can not be handled
Number, then also need to be sent to host computer and be further processed.Host computer also can be to the number such as transmission control information under CDR modules
According to the convenient management to module.
Further, which is converted to the first processing signal and referred to by the CDR receiving modules 2, by described
One signal is changed into the first processing signal after carrying out clock recovery operation.
It is that one kind that a specific implementation of the invention exemplifies is connect based on QSFP28 shown in Fig. 2 specifically, referring to Fig. 2
Mouthful 100G cable modules connection block diagram, QSFP28 interfaces 1 send signal to cable interface 5, then by cable interface 5 by signal
Output to transmission line is transmitted；The cable interface 6 that the opposite side of transmission cable is connected with another QSFP28 modules carries out signal
Reception, receive signal enter the QSFP28 modules CDR receiving modules 7 in, CDR to received signal carry out signal enhancing,
Signal recovers, aggravates to complete once to send and receive process with being sent to the QSFP28 interfaces 9 after the processing such as balanced, it is on the contrary also
So.
Embodiment 2：
Shown in Fig. 3 it is one of the present invention and a kind of 100G cable modules based on QSFP28 interfaces exemplified is embodied
Block diagram, the module in the present embodiment include the content in embodiment 1, it is differed only in：CDR sending modules 3 are further included,
The CDR sending modules 3 connect the cable interface 5 and the QSFP28 interfaces 1 respectively, it is used to receive described
The secondary signal is converted to second processing signal by the secondary signal that QSFP28 interfaces 1 are sent, the CDR sending modules 3, and will
The second processing signal is sent to the cable interface 5,
The MCU4 connects the CDR sending modules 3 and the QSFP28 interfaces 1 respectively, for sending the 3rd control letter
The operation to the CDR sending modules 3 is ceased to be controlled；
The CDR sending modules 3 are additionally operable to send the second status signal to MCU4, and the MCU4 is additionally operable to handle described the
Second status signal is sent to host computer by the QSFP28 interfaces 1 and is handled by two-state signal, the CDR
Sending module 3 is additionally operable to receive the 4th control information that the host computer is sent by QSFP28 interfaces 1.
Further, which is converted to second processing signal and referred to by the CDR sending modules, by described second
Signal is changed into second processing signal after carrying out clock and data recovery.
Further, second status signal is included in Fault signals, alarm signal, operating state signal at least
It is a kind of.
Specifically, when the CDR sending modules are carrying out data processing, some problems are can be potentially encountered, at signal
Reason time-out, processing failure, although or handle and successfully have warning information, when module is run, can also produce running log,
Status data during operation, these information will be sent in MCU and be handled accordingly, and for letter that MCU can not be handled
Number, then also need to be sent to host computer and be further processed.Host computer can also issue the number such as control information to CDR modules
According to the convenient management to module.
Further, which is converted to second processing signal and referred to by the CDR sending modules 3, by described
Binary signal is changed into second processing signal after carrying out clock and data recovery.
It is that one kind that a specific implementation of the invention exemplifies is connect based on QSFP28 shown in Fig. 4 specifically, referring to Fig. 4
The 100G cable modules connection block diagram of mouth, QSFP28 interfaces 1 are sent signal in CDR sending modules 3, and CDR is to received letter
Number carry out signal enhancing, signal recovers, aggravate the processing such as equilibrium after be sent to cable interface 5, it is then by cable interface 5 that signal is defeated
Go out to transmission line and be transmitted；The cable interface 6 that the opposite side of transmission cable is connected with another QSFP28 modules carries out signal
Receive, receive signal this enter CDR receiving modules 7 in, CDR to received signal carry out signal enhancing, signal recover, aggravate with
The QSFP28 interfaces 9 are sent to after the processing such as equilibrium to complete once to send and receive process, vice versa.
A kind of 100G cable modules based on QSFP28 interfaces of the present invention, by adding CDR in QSFP28 module interfaces
Module, carries out signal enhancing, signal recovery processing, is greatly improved the transmission performance of module, on the other hand also increases biography
Defeated distance, carries out balanced and exacerbation setting and is able to ensure that module can adapt to a variety of systems.
The CDR receiving modules are additionally operable to send the second status signal to MCU, and the MCU is additionally operable to handle described second
Second status signal is sent to host computer by the QSFP28 interfaces and is handled by status signal.
Further, the cable interface is copper cable interface.
Further, the cable interface is attached using copper cable.
Further, double-decker pad solder is used between the cable interface and the copper cable.
Further, the electric of the cable interface is defined as GSSG structures.
By welding manner copper cable and copper cable interface are combined, it can be ensured that module is in use
Connection reliability, is also convenient for that subsequently module is overhauled or replaced.
The QSFP28 Interface designs of the present invention are the golden finger type that QSFP-MSA is defined, easy to be in operating conditions in system
When the module hot plug operations that are replaced and overhaul.Golden finger PIN foot defines, and determines for the standard PIN foot that QSFP-MSA is defined
Justice.
Preferably, it is the cable that a kind of QSFP28 cable modules exemplified are embodied of the present invention shown in Fig. 5
Electric interfaces define schematic diagram.
The present invention is electrically defined as GSSG by interface（Ground-signal-signal-ground）Structure, one kind of the invention are based on
The 100G cable modules of QSFP28 interfaces, have good autgmentability, can not only be connected with the module of its own type, moreover it is possible to
Enough connection other kinds of modules of such as CFP, CFP2, CFP4,4*SFP28, due to CFP, CFP2, CFP4,4*SFP28 module cable
Line electric interfaces are defined as GSSG structures, therefore in welding, the cable interface are welded as GSSG structures, this causes
Connection is no longer limited to the connection between itself single type product, substantially increases the flexibility in engineer application field.
The embodiment of the present invention is described in detail above in conjunction with attached drawing, but the present invention is not restricted to
Embodiment is stated, in the case of the spirit and scope of claims hereof are not departed from, those skilled in the art can make
Go out various modifications or remodeling.
Claims (1)
- A kind of 1. 100G cable modules based on QSFP28 interfaces, it is characterised in that including QSFP28 interfaces, CDR receiving modules, MCU, cable interface,The CDR receiving modules connect the cable interface and the QSFP28 interfaces respectively, for receiving the cable interface The first signal sent, which is converted to the first processing signal by the CDR receiving modules, and described first is handled Signal is sent to the QSFP28 interfaces；The MCU connects the CDR receiving modules and the QSFP28 interfaces respectively, for sending the first control information to described The operation of CDR receiving modules is controlled；The CDR receiving modules are additionally operable to send first state signal to MCU, and the MCU is additionally operable to handle the first state The first state signal is sent to host computer by the QSFP28 interfaces and is handled by signal, and the CDR receives mould Block is additionally operable to receive the second control information that the host computer is sent by QSFP28 interfaces；First signal is converted to the first processing signal and referred to by the CDR receiving modules, by first signal into row clock It is changed into the first processing signal after data recovery, it is extensive to received signal progress signal enhancing, signal that it includes CDR receiving modules Multiple, exacerbation and equilibrium treatment；The first state signal includes at least one of Fault signals, alarm signal, operating state signal；CDR sending modules are further included,The CDR sending modules connect the cable interface and the QSFP28 interfaces respectively, it is used to receive the QSFP28 The secondary signal is converted to second processing signal by the secondary signal that interface is sent, the CDR sending modules, and by described second Processing signal is sent to the cable interface；The MCU connects the CDR sending modules and the QSFP28 interfaces respectively, for sending the 3rd control information to described The operation of CDR sending modules is controlled；The CDR sending modules are additionally operable to send the second status signal to MCU, and the MCU is additionally operable to handle second state Second status signal is sent to host computer by the QSFP28 interfaces and is handled by signal, and the CDR sends mould Block is additionally operable to receive the 4th control information that the host computer is sent by QSFP28 interfaces；The secondary signal is converted to second processing signal and referred to by the CDR sending modules, by the secondary signal into row clock It is changed into second processing signal after data recovery；Second status signal includes at least one of Fault signals, alarm signal, operating state signal；The cable interface is attached for copper cable interface and using copper cable, and the cable interface and the copper cable Between use double-decker pad solder；The cable interface is electrically defined as GSSG structures；The QSFP28 interfaces are electrically defined as what QSFP-MSA was defined Golden finger structure.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510719415.9A CN105226474B (en) | 2015-10-29 | 2015-10-29 | A kind of 100G cable modules based on QSFP28 interfaces |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510719415.9A CN105226474B (en) | 2015-10-29 | 2015-10-29 | A kind of 100G cable modules based on QSFP28 interfaces |
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| CN105226474A CN105226474A (en) | 2016-01-06 |
| CN105226474B true CN105226474B (en) | 2018-05-11 |
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| CN106301549A (en) * | 2016-09-30 | 2017-01-04 | 成都新易盛通信技术股份有限公司 | A kind of 100G loopback module based on QSFP28 encapsulation |
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| CN102231650A (en) * | 2011-06-14 | 2011-11-02 | 苏州旭创科技有限公司 | 10G SFP+LR optical module |
| CN205070115U (en) * | 2015-10-29 | 2016-03-02 | 成都新易盛通信技术股份有限公司 | 100G cable module based on QSFP28 interface |
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