CN206162275U - But OPS switching card supply circuit and OPS switching card are standardized in open plug - Google Patents
But OPS switching card supply circuit and OPS switching card are standardized in open plug Download PDFInfo
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- CN206162275U CN206162275U CN201621194941.4U CN201621194941U CN206162275U CN 206162275 U CN206162275 U CN 206162275U CN 201621194941 U CN201621194941 U CN 201621194941U CN 206162275 U CN206162275 U CN 206162275U
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Abstract
The utility model discloses a but OPS switching card supply circuit and OPS switching card are standardized in open plug, this supply circuit include a power supply switch circuit and power switching circuit, a power supply switch circuit includes that first input end, first output and first messenger can hold, the first input end is connected with the input power, first output respectively with the power pin of first connector with power switching circuit connects, first messenger can hold the ground connection pin of connecting in first connector, the output port of power switching circuit's output and OPS switching card is connected, and the second connector and the OPS that connect when the OPS computer switchover when blocking the first connector disconnect who is connected, first messenger can hold to the high level, switch disconnection stops to the power supply of OPS computer. The utility model discloses reduce the consumption of OPS switching card, prolonged the life that the OPS switching blocks.
Description
Technical field
The utility model is related to all-in-one technical field, more particularly to a kind of open pluggable specification OPS adapter is supplied
Circuit and OPS adapters.
Background technology
The application of existing OPS (Open Pluggable Specification, open pluggable specification) computer is usual
Realized by two parts, Part I is OPS computers, Part II is OPS adapters, or referred to as OPS expansion board.Should
The bridge that OPS adapters are OPS computers to be attached with all-in-one, the internal wiring of television set, can by all-in-one or
It is the power supply of inside television, OPS computers is supplied by OPS interfaces.The HDMI signals of OPS computers, AUDIO signals, USB port
Signal, COM port signal and switching on and shutting down push button signalling are connected to OPS adapters and realize that signal is defeated by JAE-80PIN connectors
Go out；The interfaces such as USB device, USB port, COM port or COM device or COM1, the switching on and shutting down of all-in-one or television set are electric by OPS adapters and OPS
Brain is attached, and achieves a butt joint by only needing to plug between such OPS computers and all-in-one or television set and uses.
Existing OPS adapters input power is directly given to OPS computers and powers so that OPS adapters do not connect in OPS computers
In the case of entering, holding state is also constantly in so that OPS adapters are always maintained at being powered, so, OPS adapters power consumption increases
Plus, also just correspondence increased the power consumption of all-in-one or television set, also be unfavorable for the service life of OPS adapters.Pull out simultaneously
When slotting, the standby power of OPS adapters can be impacted, and damage output interface connection on OPS computers or OPS adapters
Equipment, such as USB or HDMI connection equipment.Existing OPS adapters have only done a common function served as bridge, only
Be existing DC supply input to OPS computers, then the HDMI signals OPS computers, audio signals, USB port signal,
COM port signal and switching on and shutting down push button signalling are transferred on OPS adapters and are used for all-in-one or television set.
Utility model content
The utility model provides a kind of open pluggable specification OPS adapter power supply circuits and OPS adapters, reduces
The power consumption of OPS adapters, extends the service life of OPS adapters.
The utility model is employed the following technical solutions：
The utility model provides a kind of open pluggable specification OPS adapter power supply circuits, including the first power switch
Circuit and power-switching circuit, first power switch circuit includes first input end, the first output end and the first Enable Pin,
The first input end is connected with input power, first output end respectively with the power pins and the electricity of the first connector
Power-switching circuit connects, and first Enable Pin is connected to the grounding pin of the first connector, the power-switching circuit it is defeated
Go out end to be connected with the output port of OPS adapters,
It is described when the first connector that the second connector of OPS computers connection is connected with OPS adapters links together
First Enable Pin is low level, and the first power switch conducting is powered for OPS computers；
When first connector that is connected with OPS adapters of the second connector of OPS computers connection is disconnected, described the
One Enable Pin is high level, and first power switch disconnects, stops being powered for OPS computers.
Further, also including second source on-off circuit, the second source on-off circuit include the second input, the
Two output ends and the second Enable Pin, second input is connected with the output end of the power-switching circuit, and described second is defeated
Go out end to be connected with the output port of OPS adapters, second Enable Pin is connected to the power supply of first connector and normally draws
Pin,
When OPS computers are opened, the second Enable Pin is low level, the second source on-off circuit conducting, is OPS switchings
The output port of card is powered；
When OPS computers are closed, the second Enable Pin is high level, and the second source on-off circuit disconnects, stops to OPS
The output port of adapter is powered.
Specifically, first connector and the second connector are JAE-80PIN connectors.
Exemplarily, model TX25-80P-LT-H1E of the JAE-80PIN connectors, first power switch
Circuit includes p-type FET Q1, N-type FET Q2, delay circuit, N-type FET Q3 and bleeder circuit；The p-type
The source electrode connection input power+VDCIN of FET Q1, its drain electrode connection power output end+VDC, its grid and N-type field-effect
The drain electrode connection of pipe Q2, is connected with the electric capacity C18 and resistance R15 being connected in parallel between its source electrode and grid；The N-type field-effect
The source ground of pipe Q2, its grid is connected with the output end of the delay circuit；The source ground of the N-type FET Q3,
Its drain electrode is connected with the input of the delay circuit, and its grid is connected to the bleeder circuit, and the bleeder circuit is connected to
62nd pin of JAE-80PIN connector U1.
Exemplarily, the delay circuit includes resistance R16, resistance R18 and electric capacity C20, and one end of the resistance R16 connects
Meet power output end+VDC, the other end is connected with one end of resistance R18, the other end of resistance R18 ground connection, the resistance R16 and
The connection end first via of resistance R18 is connected to the 62nd pin of JAE-80PIN connector U1, and the second tunnel is connected to N-type field-effect
The grid of pipe Q2, one end ground connection of the electric capacity C20, the other end is connected to the grid of N-type FET Q2；The bleeder circuit
Including resistance R17 and resistance R19, the resistance R17 and resistance R19 are connected in series, the free end connection input of the resistance R17
Power supply+VDCIN, the free ending grounding of the resistance R19, the connection end first via connection JAE- of the resistance R17 and resistance R19
62nd pin of 80PIN connector U1, the second tunnel connects the grid of the N-type FET Q3.
Exemplarily, the power-switching circuit is gone here and there including resistance R54 and resistance R59, the resistance R54 and resistance R59
Connection connection, the free end of resistance R54 is connected with power output end+VDC, the free ending grounding of resistance R59, the resistance R54 and
The connection end of resistance R59 is interface power output end O；The second source on-off circuit includes N-type FET Q5, first defeated
Exit port circuit and the second output port circuit, the N-type FET Q5, source ground, its drain electrode is connected to described connecing
Mouth power output end, its grid is connected to the 74th pin of the JAE-80PIN connectors U1；First output port circuit
Including N-type FET Q4 and electric capacity C25, the source electrode connection power output end VCC3 of the N-type FET Q4, its drain electrode connects
+ 3.3V power supplys are connect, its grid is connected to interface power output end O, electric capacity C25 one end ground connection, the other end is exported with power supply
End VCC3 connections, one end of electric capacity C24 connects the grid of N-type FET Q4, other end ground connection；The second output port electricity
Road includes N-type FET Q6 and electric capacity C26, and the source electrode connection power output end VCC of the N-type FET, its drain electrode connects
+ 5V power supplys are connect, its grid is connected to interface power output end O, electric capacity C26 one end ground connection, the other end and power output end
VCC connects.
Further, the second source on-off circuit 50 also includes filter circuit 502, and the filter circuit 502 includes
One end of electric capacity C24, electric capacity C24 connects the grid of N-type FET Q4, other end ground connection.
Second aspect, the utility model also provides a kind of OPS adapters, including open pluggable specification described above
OPS adapter power supply circuits.
The technical scheme that the utility model is provided brings following beneficial effect：
The grounding pin for being connected to the first connector by the first Enable Pin of the first power switch circuit detects OPS computers
Whether access, according to whether accessing OPS computers controls being turned on or off for the first power switch circuit, when OPS computers are accessed,
The conducting of first power switch is powered for OPS computers；When OPS computers are not accessed, the first power switch disconnects, and stops as OPS
Computer is powered so that the power supply of OPS computers has on-off action, and input power is isolated with OPS computers, electric OPS is not accessed
During brain, stop being powered to OPS computers, advantageously reduce the power consumption of OPS adapters, extend the service life of OPS adapters.
Description of the drawings
Technical scheme in order to be illustrated more clearly that the utility model, below will be to wanting needed for the utility model description
The accompanying drawing for using is briefly described, it should be apparent that, drawings in the following description are only some enforcements of the present utility model
Example, for those of ordinary skill in the art, on the premise of not paying creative work, can be with according to the utility model
Content and these accompanying drawings obtain other accompanying drawings.
Fig. 1 is the one embodiment for the open pluggable specification OPS adapter power supply circuits that the utility model is provided
Block diagram.
Fig. 2 is second embodiment of the open pluggable specification OPS adapter power supply circuits that the utility model is provided
Block diagram.
Fig. 3 is the circuit theory diagrams of the first power switch circuit that the utility model is provided.
Fig. 4 is the circuit theory diagrams of the JAE-80PIN connectors that the utility model is provided.
Fig. 5 is the circuit theory diagrams of the power-switching circuit that the utility model is provided and second source on-off circuit.
Specific embodiment
It is that the technical problem for solving the utility model, the technical scheme for adopting and the technique effect for reaching are clearer,
The technical solution of the utility model is described in further detail below in conjunction with accompanying drawing, it is clear that described embodiment is only
Only it is a part of embodiment of the utility model, rather than the embodiment of whole.Based on the embodiment in the utility model, this area
The every other embodiment that technical staff is obtained under the premise of creative work is not made, belongs to the utility model protection
Scope.
Fig. 1 is the one embodiment for the open pluggable specification OPS adapter power supply circuits that the utility model is provided
Block diagram.With reference to shown in Fig. 1, the open pluggable specification OPS adapter power supply circuits include the first power switch
Circuit 10 and power-switching circuit 11, first power switch circuit 10 includes first input end 100, the first output end 101
With the first Enable Pin 102, the first input end 100 is connected with input power 12, and first output end 101 is respectively with first
The power pins of connector 20 and the power-switching circuit 11 connect, and first Enable Pin 102 is connected to the first connector
20 grounding pin, the output end of the power-switching circuit 11 is connected with the output port 13 of OPS adapters,
When the first connector 20 that the second connector 40 of the connection of OPS computers 30 is connected with OPS adapters links together
When, first Enable Pin 102 is low level, and the first power switch conducting is powered for OPS computers 30；
When the first connector 20 that the second connector 40 of the connection of OPS computers 30 is connected with OPS adapters is disconnected,
First Enable Pin 102 is high level, and first power switch disconnects, stops being powered for OPS computers 30.
The open pluggable specification OPS adapter power supply circuits that the utility model embodiment is provided are opened by the first power supply
First Enable Pin 102 on powered-down road 10 is connected to whether the grounding pin detection OPS computers 30 of the first connector 20 access, according to
Whether access OPS computers 30 and control being turned on or off for the first power switch circuit 10, when OPS computers 30 are accessed, first is electric
Source switch conducting is powered for OPS computers 30；When OPS computers 30 are not accessed, the first power switch disconnect, stop for OPS it is electric
Brain 30 is powered so that the power supply of OPS computers 30 has on-off action, and input power 12 is isolated with OPS computers 30, without access
During OPS computers 30, stop being powered to OPS computers 30, advantageously reduce the power consumption of OPS adapters, extend the use of OPS adapters
Life-span.
Fig. 2 is second embodiment of the open pluggable specification OPS adapter power supply circuits that the utility model is provided
Block diagram.With reference to shown in Fig. 2, the open pluggable specification OPS adapter power supply circuits and power supply circuits shown in Fig. 1
Difference be, also including second source on-off circuit 50, the second source on-off circuit 50 include the second input
500th, the second output end 501 and the second Enable Pin 502, the output of second input 500 and the power-switching circuit 11
End connection, second output end 501 is connected with the output port 13 of OPS adapters, and second Enable Pin 502 is connected to institute
The power supply normal pins of the first connector 20 are stated,
When OPS computers 30 are opened, the second Enable Pin 502 is low level, and the second source on-off circuit 50 is turned on, and is
The output port 13 of OPS adapters is powered；
When OPS computers 30 are closed, the second Enable Pin 502 is high level, and the second source on-off circuit 50 disconnects, stops
Only power to the output port 13 of OPS adapters.
The open pluggable specification OPS adapter power supply circuits that the utility model embodiment is provided are opened by second source
Second Enable Pin 502 on powered-down road 50 is connected to the power supply normal pins of first connector 20, and whether detection OPS computers 30
Working power switch is opened, being turned on or off for second source on-off circuit 50 is controlled according to the state of working power switch, when
It is that the output port 13 of OPS adapters is powered, when second source on-off circuit 50 disconnects when second source on-off circuit 50 is turned on
When, stop being powered to the output port 13 of OPS adapters.
Specifically, the connector 40 of first connector 20 and second is JAE-80PIN connectors.
In the present embodiment, Fig. 3 is the circuit theory diagrams of the first power switch circuit that the utility model is provided.Fig. 4 is this
The circuit theory diagrams of the JAE-80PIN connectors that utility model is provided.With reference to shown in Fig. 3 and Fig. 4, the JAE-80PIN connections
Model TX25-80P-LT-H1E of device U1, first power switch circuit 10 includes p-type FET Q1, N-type field-effect
Pipe Q2, delay circuit 100, N-type FET Q3 and bleeder circuit 101；The source electrode connection input electricity of the p-type FET Q1
Source+VDCIN, its drain electrode connection power output end+VDC, its grid is connected with the drain electrode of N-type FET Q2, its source electrode and grid
The electric capacity C18 and resistance R15 being connected in parallel is connected between pole, electric capacity C18 and resistance R15 can protect the work of grid and source electrode
With；The source ground of the N-type FET Q2, its grid is connected with the output end of the delay circuit 100；The N-type field
The source ground of effect pipe Q3, its drain electrode is connected with the input of the delay circuit 100, and its grid is connected to the partial pressure electricity
Road 101, the bleeder circuit 101 is connected to the 62nd pin of JAE-80PIN connector U1.The of JAE-80PIN connector U1
62 pins are grounding pin, and when OPS computers 30 and OPS adapters link together, the 62nd of JAE-80PIN connector U1 draws
Pin is low level, and now N-type FET Q3 disconnects, and N-type FET Q2 is both turned on p-type FET Q1, input power+
VDCIN to OPS computers 30 are powered；When OPS computers 30 are disconnected with the connection of OPS adapters, the of JAE-80PIN connector U1
62 pins are high level, now N-type FET Q3 conductings, and N-type FET Q2 disconnects with p-type FET Q1, is input into
Power supply+VDCIN stops being powered to OPS computers 30；The partial circuit there is no electric current, and advantageously reduce the work(of OPS adapters
Consumption, extends the service life of OPS adapters.Delay circuit is in order to ensure providing more steady for the grid of N-type FET Q2
Fixed voltage, it is to avoid N-type FET Q2 maloperations because of peak voltage, improves the stability of circuit.In the present embodiment,
Input power+VDCIN is 19V or 12V.
In the present embodiment, with reference to shown in Fig. 3, the delay circuit 100 includes resistance R16, resistance R18 and electric capacity C20, institute
One end connection power output end+VDC of resistance R16 is stated, the other end is connected with one end of resistance R18, another termination of resistance R18
Ground, the connection end first via of the resistance R16 and resistance R18 is connected to the 62nd pin of JAE-80PIN connector U1, the second tunnel
The grid of N-type FET Q2 is connected to, one end ground connection of the electric capacity C20, the other end is connected to the grid of N-type FET Q2
Pole.Delay circuit 100 can pass through adjustment resistance R16, the length of the value change time delay of resistance R18 and electric capacity C20.Described point
Volt circuit 101 includes that resistance R17 and resistance R19, the resistance R17 and resistance R19 are connected in series, the freedom of the resistance R17
End connection input power+VDCIN, the free ending grounding of the resistance R19, the connection end first of the resistance R17 and resistance R19
Road connects the 62nd pin of JAE-80PIN connector U1, and the second tunnel connects the grid of the N-type FET Q3.
In the present embodiment, Fig. 5 is the circuit of the power-switching circuit that the utility model is provided and second source on-off circuit
Schematic diagram.With reference to shown in Fig. 5, the power-switching circuit 11 includes resistance R54 and resistance R59, the resistance R54 and resistance
R59 is connected in series, and the free end of resistance R54 is connected with power output end+VDC, the free ending grounding of resistance R59, the resistance
The connection end of R54 and resistance R59 is interface power output end O；The second source on-off circuit 50 includes N-type FET
Q5, the first output port circuit 500 and the second output port circuit 501, the source ground of the N-type FET Q5, its leakage
Pole is connected to the interface power output end, and its grid is connected to the 74th pin of the JAE-80PIN connectors U1；Described
One output port circuit 500 includes N-type FET Q4 and electric capacity C25, and the source electrode connection power supply of the N-type FET Q4 is defeated
Go out to hold VCC3, its drain electrode connection+3.3V power supply, its grid is connected to interface power output end O, and electric capacity C25 one end is grounded,
The other end is connected with power output end VCC3；Second output port circuit 501 includes N-type FET Q6 and electric capacity C26,
The source electrode connection power output end VCC of the N-type FET, its drain electrode connection+5V power supply, its grid is connected to the interface
Power output end O, electric capacity C26 one end is grounded, and the other end is connected with power output end VCC.The 74th of JAE-80PIN connector U1
Pin is power supply normal pins, and when the working power switch of OPS computers 30 is opened, the 74th of JAE-80PIN connector U1 draws
It is low level that pin is power supply normal pins, and N-type FET Q5 disconnects, and N-type FET Q4 and N-type FET Q6 is turned on,
Power output end VCC3 and power output end VCC normal power supplies；When the working power switch of OPS computers 30 is closed, JAE-
It is high level that 74th pin of 80PIN connector U1 is power supply normal pins, and N-type FET Q5 is turned on, N-type FET Q4
Disconnect with N-type FET Q6, power output end VCC3 and power output end VCC can not power, so set power supply with external
It is standby keep apart, the effective protection external equipment of OPS adapters.Specifically, power output end VCC3 outputs 3.3V voltages, power supply
Output end VCC exports 5V voltages；First output port is HDMI ports, and the second output port is USB port, is here only citing
Illustrate, the first output port and the second output port can be other kinds of port, as long as meeting voltage request.
In the present embodiment, the second source on-off circuit 50 also includes filter circuit 502, and the filter circuit 502 is wrapped
Electric capacity C24 is included, one end of electric capacity C24 connects the grid of N-type FET Q4, other end ground connection.
The utility model also provides a kind of OPS adapters, including open pluggable specification OPS adapter described above
Power supply circuits.
The OPS adapters are isolated input power and OPS computers when OPS computers are not connected, and are efficiently solved
Long-time standby technical problem when OPS changing-overs are stuck in not connected OPS computers, the OPS adapters are low in energy consumption, long service life；
When effectively preventing plug OPS computers, the impact of power supply and damage the technical problem of OPS computers, support hot drawing plugging function.In OPS
When the working power switch of computer is closed, no longer power to OPS adapter output ports, the output of effective protection OPS adapters
The equipment of port connection.
Above content is only preferred embodiment of the present utility model, for one of ordinary skill in the art, according to this reality
With new thought, will change in specific embodiments and applications, this specification content should not be construed as
To restriction of the present utility model.
Claims (8)
1. a kind of open pluggable specification OPS adapter power supply circuits, it is characterised in that including the first power switch circuit and
Power-switching circuit, first power switch circuit includes first input end, the first output end and the first Enable Pin, described the
One input is connected with input power, first output end respectively with the power pins and the Power convert of the first connector
Circuit connects, and first Enable Pin is connected to the grounding pin of the first connector, the output end of the power-switching circuit with
The output port connection of OPS adapters,
When the first connector that the second connector of OPS computers connection is connected with OPS adapters links together, described first
Enable Pin is low level, and the first power switch conducting is powered for OPS computers；
When the first connector that the second connector of OPS computers connection is connected with OPS adapters is disconnected, described first makes
Energy end is high level, and first power switch disconnects, stops being powered for OPS computers.
2. open pluggable specification OPS adapter power supply circuits according to claim 1, it is characterised in that also include
Second source on-off circuit, the second source on-off circuit includes the second input, the second output end and the second Enable Pin, institute
State the second input to be connected with the output end of the power-switching circuit, the output end of second output end and OPS adapters
Mouth connection, second Enable Pin is connected to the power supply normal pins of first connector,
When OPS computers are opened, the second Enable Pin is low level, and the second source on-off circuit conducting, is OPS adapters
Output port is powered；
When OPS computers are closed, the second Enable Pin is high level, and the second source on-off circuit disconnects, and stops being transferred to OPS
The output port of card is powered.
3. open pluggable specification OPS adapter power supply circuits according to claim 2, it is characterised in that described
A connector and the second connector are JAE-80PIN connectors.
4. open pluggable specification OPS adapter power supply circuits according to claim 3, it is characterised in that described
Model TX25-80P-LT-H1E of JAE-80PIN connectors, first power switch circuit include p-type FET Q1,
N-type FET Q2, delay circuit, N-type FET Q3 and bleeder circuit；The source electrode connection of the p-type FET Q1 is defeated
Enter power supply+VDCIN, its drain electrode connection power output end+VDC, its grid is connected with the drain electrode of N-type FET Q2, its source electrode
The electric capacity C18 and resistance R15 being connected in parallel is connected with and grid between；The source ground of the N-type FET Q2, its grid
It is connected with the output end of the delay circuit；The source ground of the N-type FET Q3, its drain electrode and the delay circuit
Input connects, and its grid is connected to the bleeder circuit, and the bleeder circuit is connected to the 62nd of JAE-80PIN connector U1
Pin.
5. open pluggable specification OPS adapter power supply circuits according to claim 4, it is characterised in that described to prolong
When circuit include resistance R16, resistance R18 and electric capacity C20, the resistance R16 one end connection power output end+VDC, the other end
It is connected with one end of resistance R18, the other end ground connection of resistance R18, the connection end first via of the resistance R16 and resistance R18 connects
The 62nd pin of JAE-80PIN connector U1 is connected to, the second tunnel is connected to the grid of N-type FET Q2, the electric capacity C20's
One end is grounded, and the other end is connected to the grid of N-type FET Q2；The bleeder circuit includes resistance R17 and resistance R19, institute
State resistance R17 and resistance R19 is connected in series, free end the connection input power+VDCIN, the resistance R19 of the resistance R17
Free ending grounding, the 62nd of the connection end first via connection JAE-80PIN connector U1 of the resistance R17 and resistance R19 draws
Pin, the second tunnel connects the grid of the N-type FET Q3.
6. open pluggable specification OPS adapter power supply circuits according to claim 5, it is characterised in that the electricity
Power-switching circuit includes resistance R54 and resistance R59, and the resistance R54 and resistance R59 is connected in series, the free end of resistance R54 and
Power output end+VDC connects, the free ending grounding of resistance R59, and the connection end of the resistance R54 and resistance R59 is interface power
Output end O；The second source on-off circuit includes N-type FET Q5, the first output port circuit and the second output port
Circuit, the N-type FET Q5, source ground, its drain electrode is connected to the interface power output end, and its grid is connected to
74th pin of the JAE-80PIN connectors U1；First output port circuit includes N-type FET Q4 and electric capacity
The source electrode connection power output end VCC3 of C25, the N-type FET Q4, its drain electrode connection+3.3V power supply, its grid connection
In interface power output end O, electric capacity C25 one end ground connection, the other end is connected with power output end VCC3, and the one of electric capacity C24
The grid of end connection N-type FET Q4, other end ground connection；Second output port circuit include N-type FET Q6 and
Electric capacity C26, the source electrode connection power output end VCC of the N-type FET, its drain electrode connection+5V power supply, its grid is connected to
Interface power output end O, electric capacity C26 one end ground connection, the other end is connected with power output end VCC.
7. open pluggable specification OPS adapter power supply circuits according to claim 6, it is characterised in that described
Two power switch circuits also include filter circuit, and the filter circuit includes electric capacity C24, one end connection N-type field effect of electric capacity C24
Should pipe Q4 grid, the other end ground connection.
8. a kind of OPS adapters, it is characterised in that include the open pluggable specification as described in any one of claim 1-6
OPS adapter power supply circuits.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621194941.4U CN206162275U (en) | 2016-10-28 | 2016-10-28 | But OPS switching card supply circuit and OPS switching card are standardized in open plug |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621194941.4U CN206162275U (en) | 2016-10-28 | 2016-10-28 | But OPS switching card supply circuit and OPS switching card are standardized in open plug |
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| Publication Number | Publication Date |
|---|---|
| CN206162275U true CN206162275U (en) | 2017-05-10 |
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ID=58658015
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| Application Number | Title | Priority Date | Filing Date |
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| CN201621194941.4U Active CN206162275U (en) | 2016-10-28 | 2016-10-28 | But OPS switching card supply circuit and OPS switching card are standardized in open plug |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108710037A (en) * | 2018-04-20 | 2018-10-26 | 广州视源电子科技股份有限公司 | OPS condition detection methods, system and equipment |
| CN110765054A (en) * | 2019-10-24 | 2020-02-07 | 深圳市皓丽智能科技有限公司 | Switching circuit of conference tablet system, conference tablet and OPS (optical fiber switch) equipment |
| CN111274177A (en) * | 2018-12-19 | 2020-06-12 | 深圳市鸿合创新信息技术有限责任公司 | OPS computer plug protection device and electronic equipment with same |
| CN113078523A (en) * | 2021-03-18 | 2021-07-06 | 深圳市智微智能科技股份有限公司 | Protection circuit of OPS connector |
-
2016
- 2016-10-28 CN CN201621194941.4U patent/CN206162275U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108710037A (en) * | 2018-04-20 | 2018-10-26 | 广州视源电子科技股份有限公司 | OPS condition detection methods, system and equipment |
| CN111274177A (en) * | 2018-12-19 | 2020-06-12 | 深圳市鸿合创新信息技术有限责任公司 | OPS computer plug protection device and electronic equipment with same |
| CN111274177B (en) * | 2018-12-19 | 2022-01-04 | 深圳市鸿合创新信息技术有限责任公司 | OPS computer plug protection device and electronic equipment with same |
| CN110765054A (en) * | 2019-10-24 | 2020-02-07 | 深圳市皓丽智能科技有限公司 | Switching circuit of conference tablet system, conference tablet and OPS (optical fiber switch) equipment |
| CN110765054B (en) * | 2019-10-24 | 2021-06-18 | 深圳市皓丽智能科技有限公司 | Switching circuit of conference tablet system, conference tablet and OPS (optical fiber switch) equipment |
| CN113078523A (en) * | 2021-03-18 | 2021-07-06 | 深圳市智微智能科技股份有限公司 | Protection circuit of OPS connector |
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