CN219843650U - Screen control assembly and docking station - Google Patents
Screen control assembly and docking station Download PDFInfo
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- CN219843650U CN219843650U CN202321279923.6U CN202321279923U CN219843650U CN 219843650 U CN219843650 U CN 219843650U CN 202321279923 U CN202321279923 U CN 202321279923U CN 219843650 U CN219843650 U CN 219843650U
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- 238000003032 molecular docking Methods 0.000 title claims abstract description 18
- 230000003993 interaction Effects 0.000 claims abstract description 73
- 238000006243 chemical reaction Methods 0.000 claims abstract description 23
- 238000004088 simulation Methods 0.000 claims abstract description 14
- RVCKCEDKBVEEHL-UHFFFAOYSA-N 2,3,4,5,6-pentachlorobenzyl alcohol Chemical compound OCC1=C(Cl)C(Cl)=C(Cl)C(Cl)=C1Cl RVCKCEDKBVEEHL-UHFFFAOYSA-N 0.000 claims description 9
- GJWAPAVRQYYSTK-UHFFFAOYSA-N [(dimethyl-$l^{3}-silanyl)amino]-dimethylsilicon Chemical compound C[Si](C)N[Si](C)C GJWAPAVRQYYSTK-UHFFFAOYSA-N 0.000 claims description 8
- 238000001514 detection method Methods 0.000 claims description 6
- 230000000994 depressogenic effect Effects 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 claims 1
- 230000001960 triggered effect Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000005266 casting Methods 0.000 description 1
- 230000001404 mediated effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a screen control assembly and a docking station. Wherein the screen control assembly is disposed between the video source device and the video display device, comprising: the device comprises a video conversion unit, a communication unit, a bridging unit, an analog keyboard unit and a man-machine interaction unit; the communication unit is respectively connected with the video conversion unit and the bridging unit and is used for establishing communication connection with the video source device; the simulation keyboard unit is respectively connected with the man-machine interaction unit and the bridging unit; the man-machine interaction unit is used for sending a trigger signal to the simulation keyboard unit under the condition of a man-machine interaction event; the simulation keyboard unit is used for controlling the video source device to enter a screen locking state or an unlocking state through the bridging unit under the condition that the trigger signal sent by the man-machine interaction unit is received.
Description
Technical Field
The utility model belongs to the technical field of multimedia, and particularly relates to a screen control assembly and a docking station.
Background
In the related art, in the case where the ports of the video source device are limited, the video of the video source device can be presented on the video display device by using a port copy or expansion mode of a Docking station (which may also be called a Docking station, english may be expressed as a Docking station).
However, in some specific scenarios (such as screen-casting office, remote conference, movie viewing, etc.), the data and privacy of the user may not be effectively protected when using the docking station.
Disclosure of Invention
In order to solve the related technical problems, the embodiment of the utility model provides a screen control assembly and a docking station.
The technical scheme of the embodiment of the utility model is realized as follows:
an embodiment of the present utility model provides a screen control assembly, disposed between a video source device and a video display device, including: the device comprises a video conversion unit, a communication unit, a bridging unit, an analog keyboard unit and a man-machine interaction unit; the video conversion unit is configured to convert a Display interface (DP) signal output by the video source device into a Transition-minimized differential signal (TMDS, transition-Minimized Differential Signaling), and output the converted TMDS to the video Display device; the communication unit is respectively connected with the video conversion unit and the bridging unit and is used for establishing communication connection with the video source device; the simulation keyboard unit is respectively connected with the man-machine interaction unit and the bridging unit;
the man-machine interaction unit is used for sending a trigger signal to the simulation keyboard unit under the condition of a man-machine interaction event;
the simulation keyboard unit is used for controlling the video source device to enter a screen locking state or an unlocking state through the bridging unit under the condition that the trigger signal sent by the man-machine interaction unit is received.
In the above scheme, the analog keyboard unit is specifically configured to send, through the bridge unit, a first control signal or a second control signal to the video source device when the trigger signal is received, where the first control signal is used to control the video source device to enter a screen locking state, and the second control signal is used to control the video source device to enter an unlocking state.
In the above scheme, the screen control assembly further includes a first port for accessing the video source device, the first port is respectively connected with the video conversion unit, the communication unit and the bridging unit, and the bridging unit sends the first control signal or the second control signal to the video source device through the first port.
In the above scheme, the screen control assembly further comprises a second port for accessing the video display device, and the second port is connected with the video conversion unit.
In the above scheme, a general purpose input output (GPIO, general Purpose Input Output) interface is provided on the analog keyboard unit, and the man-machine interaction unit is connected with the analog keyboard unit through the GPIO interface.
In the above scheme, the man-machine interaction unit comprises a pressable component, and the man-machine interaction event comprises that the pressable component is pressed;
alternatively, the human-machine interaction unit comprises a displaceable part, and the human-machine interaction event comprises the displaceable part being displaced;
or, the man-machine interaction unit comprises a switch, and the man-machine interaction event comprises that the switch is turned on or turned off;
alternatively, the man-machine interaction unit includes a touch detection part, and the man-machine interaction event includes the touch detection part being touched.
The embodiment of the utility model also provides a docking station, which comprises: a housing and printed circuit board assembly (PCBA, printed Circuit Board Assembly); the PCBA is arranged in the shell, and at least one screen control assembly according to any scheme is arranged on the PCBA.
In the above scheme, the man-machine interaction unit is exposed out of the shell.
The screen control component and the docking station provided by the embodiment of the utility model are arranged between a video source device and a video display device, and comprise: the device comprises a video conversion unit, a communication unit, a bridging unit, an analog keyboard unit and a man-machine interaction unit; the video conversion unit is used for converting the DP signal output by the video source device into TMDS and outputting the converted TMDS to the video display device; the communication unit is respectively connected with the video conversion unit and the bridging unit and is used for establishing communication connection with the video source device; the simulation keyboard unit is respectively connected with the man-machine interaction unit and the bridging unit; the man-machine interaction unit is used for sending a trigger signal to the simulation keyboard unit under the condition of a man-machine interaction event; the simulation keyboard unit is used for controlling the video source device to enter a screen locking state or an unlocking state through the bridging unit under the condition that the trigger signal sent by the man-machine interaction unit is received. According to the scheme provided by the embodiment of the utility model, under the condition that a man-machine interaction event occurs, the man-machine interaction unit of the screen control assembly triggers the simulation keyboard unit to control the video source device to enter the screen locking state or the unlocking state through the bridging unit, so that under certain specific scenes (such as screen throwing office, remote conference, video watching and the like), when a user needs to leave the video source device temporarily (such as when the user leaves a seat or is temporarily mediated by other things), or when the user needs to perform screen locking or unlocking operation on the video source device, or when the user needs to have the requirement of preventing screen information (namely data displayed by the video source device) of the video source device from leaking, the user can control the video source device to enter the screen locking state or the unlocking state as required only by operating the man-machine interaction unit, namely, the video source device can be conveniently and rapidly controlled to switch between the screen locking state and the unlocking state, so that data and privacy of the user can be effectively protected, the requirement of the user on information security can be met, and user experience can be improved.
Drawings
FIG. 1 is a schematic diagram of a screen control assembly according to an embodiment of the present utility model;
FIG. 2 is a schematic diagram of a second screen control assembly according to an embodiment of the present utility model;
FIG. 3 is a schematic diagram of a third screen control assembly according to an embodiment of the present utility model;
fig. 4 is a schematic view of a docking station according to an embodiment of the present utility model.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings and examples.
An embodiment of the present utility model provides a screen control assembly, disposed between a video source device and a video display device, as shown in fig. 1, including: a video conversion unit 101, a communication unit 102, a bridging unit 103, an analog keyboard unit 104, and a human-computer interaction unit 105; the video conversion unit 101 is configured to convert the DP signal output by the video source device into TMDS, and output the converted TMDS to the video display device; the communication unit 102 is respectively connected with the video conversion unit 101 and the bridging unit 103, and is used for establishing communication connection with the video source device; the analog keyboard unit 104 is respectively connected with the man-machine interaction unit 105 and the bridging unit 103;
the man-machine interaction unit 105 is configured to send a trigger signal to the analog keyboard unit 104 when a man-machine interaction event occurs;
the analog keyboard unit 104 is configured to control, by using the bridge unit 103, the video source device to enter a screen locking state or an unlocking state when receiving a trigger signal sent by the man-machine interaction unit 105.
In practical application, the video source device may include devices capable of outputting video signals (i.e., the DP signal) such as a notebook computer, a tablet computer, and a mobile phone, and the video display device may include devices capable of presenting (i.e., displaying) video such as a display.
In practical application, the analog keyboard unit 104 controls the video source device to enter a screen locking state or an unlocking state through the bridge unit 103, which can also be understood that the analog keyboard unit 104 controls the video source device to switch between the screen locking state and the unlocking state through the bridge unit 103.
In an embodiment, the analog keyboard unit 104 may specifically be configured to send, when the trigger signal is received, a first control signal or a second control signal to the video source device through the bridge unit 103, where the first control signal is used to control the video source device to enter a screen locking state, and the second control signal is used to control the video source device to enter an unlocking state.
In practical application, the simulated keyboard unit 104 may be written with an application program for simulating the keyboard operation of the user, and when the simulated keyboard unit 104 is triggered by the man-machine interaction unit 105, the application program may generate the first control signal or the second control signal, and send the first control signal or the second control signal to the video source device through the bridge unit 103. In addition, it may be understood that the application program may determine whether the first control signal or the second control signal is currently required to be generated and transmitted by determining information such as the number of times the trigger signal is received by the analog keyboard unit 104, whether the first control signal or the second control signal is generated and transmitted by the analog keyboard unit 104 last time, and the like; illustratively, the application may generate and send the first control signal when the simulated keyboard unit 104 is first triggered by the human-machine interaction unit 105; when the simulated keyboard unit 104 is triggered by the human-computer interaction unit 105 again, the application program may generate and send the second control signal; thus, when the user uses the docking station comprising the screen control component to perform actions such as screen-throwing office, remote conference, film watching and the like, if the user leaves the seat or is briefly intervened by other things, the user needs to protect the data displayed by the computer (i.e. the video source device) or protect the safety of the computer, the user can quickly lock the computer screen by operating the man-machine interaction unit 105; when the user returns to the seat or a brief thing is solved, the computer screen can be re-unlocked by operating the man-machine interaction unit 105.
In practical application, the specific types of the first control signal and the second control signal can be determined according to the type of the operating system of the video source device; illustratively, assuming the operating system of the video source device is Microsoft Windows operating system (Windows), the first control signal may include a WINDOWS key signal and a key signal of the letter L; when the video source device does not set an unlocking password, the second control signal can comprise an enter key signal; when the video source device is provided with an unlocking password, the second control signal may also include an enter key signal (at this time, the user is required to manually input the unlocking password), or may include an enter key signal and the unlocking password.
In an embodiment, as shown in fig. 2, the screen control assembly may further include a first port 201 for accessing the video source device, the first port 201 is connected to the video conversion unit 101, the communication unit 102, and the bridge unit 103 transmits the first control signal or the second control signal to the video source device through the first port 201.
In practical application, the specific type of the first port 201 may be set according to requirements; illustratively, the first port 201 may be a Type-C interface, and the communication unit 102 may communicate with CC1 or CC2 of the first port 201 based on a DP alternate mode (which may be expressed as DP Alternative Mode in english, abbreviated as DP alt-mod).
In an embodiment, as shown in fig. 2, the screen control assembly may further include a second port 202 for accessing the video display device, and the second port 202 is connected to the video conversion unit 101.
In practical applications, the specific type of the second port 202 may be set according to requirements, and illustratively, the type of the second port 202 may be a high-definition multimedia interface (HDMI, high Definition Multimedia Interface) 2.0; thus, in the case where the video display apparatus supports a resolution of 4K@60 Hertz (HZ), the user can bring the resolution of the video displayed by the video display apparatus to 4K@60HZ (e.g., switch from 1080P@60HZ to 4K@60 HZ) by using the screen control component.
In practical application, the screen control component can be realized by an integrated circuit (IC, integrated Circuit), and then the screen control component can also be called a man-machine interaction interlocking screen circuit, a key screen locking circuit and the like. In addition, the video conversion unit 101, the communication unit 102, the bridge unit 103, and the analog keyboard unit 104 may be implemented based on an existing IC or chip; illustratively, the Video conversion unit 101 may be implemented based on a Video IC (english may be expressed as Video IC), such as PS186, etc.; the communication unit 102 may be implemented based on a protocol chip, such as FL7102, etc.; the bridge unit 103 may be implemented based on a HUB (HUB) chip, such as GL3510 or the like; the analog keyboard unit 104 may be implemented based on a keyboard IC, such as TLSR8373A, etc.
In an embodiment, the analog keyboard unit 104 may be provided with a GPIO interface, and the man-machine interaction unit 105 is connected to the analog keyboard unit 104 through the GPIO interface.
In practical application, which pin of the GPIO interface is specifically connected to the man-machine interaction unit 105 may be set according to requirements, and for example, the man-machine interaction unit 105 may be connected to the 14 pins of the GPIO interface.
In practical application, the specific type of the man-machine interaction unit 105 and the specific type of the corresponding man-machine interaction event can be set according to requirements; illustratively, the human-machine interaction unit 105 may include a depressible member, such as a key, a button, etc., and the human-machine interaction event may include the depressible member being depressed; alternatively, the human-machine interaction unit 105 may include a movable part, such as a joystick, etc., and the human-machine interaction event may include the movable part being moved; alternatively, the man-machine interaction unit 105 may include a switch, and the man-machine interaction event may include the switch being turned on or off; alternatively, the man-machine interaction unit 105 may include a touch detection part, and the man-machine interaction event may include the touch detection part being touched.
The screen control principle of the screen control assembly of the present utility model will be described in further detail with reference to an application example. In the present application example, as shown in fig. 3, the video conversion unit 101 is implemented by PS186, the communication unit 102 is implemented by FL7102, the bridge unit 103 is implemented by GL3510, and the analog keyboard unit 104 is implemented by TLSR 8373A; the man-machine interaction unit 105 comprises a key, and the man-machine interaction event comprises the key being pressed (i.e. pressed); the Type of the first port 201 is Type-C (specifically Type-C/M), and the Type of the second port 202 is HDMI 2.0; the user can lock or unlock the screen of the computer (i.e. the video source device) by pressing a key, and in the process of performing screen-throwing office, remote conference, video watching and other actions by using the docking station comprising the screen control component, if something leaves the seat or is temporarily intervened by other things, the data displayed by the computer (i.e. the video source device) needs to be protected or the computer needs to be protected, the computer screen can be quickly locked by pressing the key; when the user returns to the seat or a brief event is resolved, the computer screen may be re-unlocked by pressing the key again. Specifically, when a key is pressed, the GPIO pin of the keyboard IC (i.e., TLSR 8373A) is triggered, and then the control analog user written on the keyboard IC (i.e., an application program for simulating the keyboard operation of the user) generates two key signals of key windows+l (i.e., generates a key signal of WINDOWS and a key signal of letter L), and transmits the generated key signals to the HUB chip (i.e., GL 3510); then, the GL3510 transmits control signals (i.e. WINDOWS key signals and L key signals) to the computer through the TYPE-C male socket (i.e. the first port), so that the computer enters a screen locking state. When the key is pressed again, the GPIO pin of the keyboard IC (namely TLSR 8373A) is triggered again, and the control written on the keyboard IC simulates a user to generate a carriage return key signal and transmits the generated key signal to the HUB chip (namely GL 3510); then, the GL3510 transmits a control signal (i.e. a carriage return key signal) to the computer through the TYPE-C male seat, so that the computer enters an unlocking state.
The embodiment of the utility model also provides a docking station, as shown in fig. 4, which comprises: a housing 401 and a PCBA 402; the PCBA 402 is disposed within the housing 401, and at least the screen control assembly 403 described in any of the above schemes is disposed on the PCBA 402.
In practical application, in order to facilitate the user operation, the man-machine interaction unit may be exposed to the housing 401.
According to the screen control assembly and the docking station provided by the embodiment of the utility model, under the condition that a man-machine interaction event occurs, the man-machine interaction unit of the screen control assembly triggers the simulation keyboard unit to control the video source device to enter a screen locking state or an unlocking state through the bridging unit, so that under certain specific scenes (such as screen throwing office, remote conference, video watching and the like), when a user needs to leave the video source device temporarily (such as when the user leaves a seat or is temporarily interposed by other things) or when the user needs to perform screen locking or unlocking operation on the video source device, or when the user has the requirement of preventing screen information (namely data displayed by the video source device) of the video source device from leaking, the user can control the video source device to enter the screen locking state or the unlocking state as required only by operating the man-machine interaction unit, namely, the video source device can be conveniently and rapidly controlled to switch between the screen locking state and the unlocking state, data and privacy of the user can be effectively protected, the requirement of the user on information security can be met, and user experience can be further improved.
The technical schemes described in the embodiments of the present utility model may be arbitrarily combined without any collision.
In addition, in the embodiments of the present utility model, "first", "second", etc. are used to distinguish similar objects and are not necessarily used to describe a particular order or precedence.
The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.
Claims (8)
1. A screen control assembly disposed between a video source device and a video display device, comprising: the device comprises a video conversion unit, a communication unit, a bridging unit, an analog keyboard unit and a man-machine interaction unit; the video conversion unit is used for converting the display interface DP signal output by the video source device into a minimized transmission differential signal TMDS and outputting the converted TMDS to the video display device; the communication unit is respectively connected with the video conversion unit and the bridging unit and is used for establishing communication connection with the video source device; the simulation keyboard unit is respectively connected with the man-machine interaction unit and the bridging unit;
the man-machine interaction unit is used for sending a trigger signal to the simulation keyboard unit under the condition of a man-machine interaction event;
the simulation keyboard unit is used for controlling the video source device to enter a screen locking state or an unlocking state through the bridging unit under the condition that the trigger signal sent by the man-machine interaction unit is received.
2. The assembly according to claim 1, wherein the analog keyboard unit is specifically configured to send, upon receiving the trigger signal, a first control signal or a second control signal to the video source device through the bridge unit, the first control signal being configured to control the video source device to enter a screen locking state, and the second control signal being configured to control the video source device to enter an unlocking state.
3. The assembly of claim 2, wherein the screen control assembly further comprises a first port for accessing the video source device, the first port being connected to the video conversion unit, the communication unit, and a bridge unit, respectively, the bridge unit transmitting the first control signal or the second control signal to the video source device through the first port.
4. A component according to any one of claims 1 to 3, wherein the screen control component further comprises a second port for accessing the video display device, the second port being connected to the video conversion unit.
5. A module according to any one of claims 1 to 3, wherein a general purpose input output GPIO interface is provided on the analog keyboard unit, and the man-machine interaction unit is connected to the analog keyboard unit through the GPIO interface.
6. An assembly according to any one of claims 1 to 3, wherein the human-machine interaction unit comprises a depressible member, the human-machine interaction event comprising the depressible member being depressed;
alternatively, the human-machine interaction unit comprises a displaceable part, and the human-machine interaction event comprises the displaceable part being displaced;
or, the man-machine interaction unit comprises a switch, and the man-machine interaction event comprises that the switch is turned on or turned off;
alternatively, the man-machine interaction unit includes a touch detection part, and the man-machine interaction event includes the touch detection part being touched.
7. A docking station, comprising: a housing and printed circuit board assembly PCBA; the PCBA is disposed within the housing, the PCBA having at least the screen control assembly of any one of claims 1 to 6 disposed thereon.
8. The docking station of claim 7, wherein the human-machine interaction unit is exposed to the housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321279923.6U CN219843650U (en) | 2023-05-24 | 2023-05-24 | Screen control assembly and docking station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321279923.6U CN219843650U (en) | 2023-05-24 | 2023-05-24 | Screen control assembly and docking station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219843650U true CN219843650U (en) | 2023-10-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321279923.6U Active CN219843650U (en) | 2023-05-24 | 2023-05-24 | Screen control assembly and docking station |
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| CN (1) | CN219843650U (en) |
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- 2023-05-24 CN CN202321279923.6U patent/CN219843650U/en active Active
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