CN112256611B - Docking station and system - Google Patents
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- CN112256611B CN112256611B CN202011126994.3A CN202011126994A CN112256611B CN 112256611 B CN112256611 B CN 112256611B CN 202011126994 A CN202011126994 A CN 202011126994A CN 112256611 B CN112256611 B CN 112256611B
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/38—Information transfer, e.g. on bus
- G06F13/40—Bus structure
- G06F13/4063—Device-to-bus coupling
- G06F13/4068—Electrical coupling
Abstract
The present disclosure provides a docking station and system, wherein the docking station includes: a first interface, a second interface and a third interface; the first interface and the second interface are connected through a first module and a second module, and the first interface and the third interface are connected through the first module and a third module; the signal transmission direction between the first interface and the second interface comprises unidirectional transmission sequentially passing through the first module and the second module from the first interface to the middle of the second interface; the signal transmission direction between the first interface and the third interface comprises unidirectional transmission sequentially passing through the first module and the third module from the first interface to the middle of the third interface. The docking station of the present disclosure can provide a variety of functional implementations.
Description
Technical Field
The present disclosure relates to the field of computer technology, and more particularly, to a docking station and system.
Background
The docking station makes a plurality of accessories or external devices (such as a power adapter, a network cable, a mouse, an external keyboard, a printer, an external display and the like) form a one-stop connection by copying the expansion port.
Disclosure of Invention
To solve the existing problems, the present disclosure provides a docking station.
The present disclosure adopts the following technical solutions.
In some embodiments, the present disclosure provides a docking station comprising:
a first interface, a second interface and a third interface; the first interface and the second interface are connected through a first module and a second module, and the first interface and the third interface are connected through the first module and a third module;
the signal transmission direction between the first interface and the second interface comprises unidirectional transmission which sequentially passes through the first module and the second module from the first interface to the middle of the second interface; the signal transmission direction between the first interface and the third interface comprises unidirectional transmission sequentially passing through the first module and the third module from the first interface to the middle of the third interface.
In some embodiments, the present disclosure provides a system comprising:
a terminal;
at least one external device; and
a docking station as described in any of the above;
wherein the terminal and the at least one external device are connected through the docking station.
The docking station and system of the present disclosure can provide a variety of functional implementations.
Drawings
The above and other features, advantages, and aspects of embodiments of the present disclosure will become more apparent by referring to the following detailed description when taken in conjunction with the accompanying drawings. Throughout the drawings, the same or similar reference numbers refer to the same or similar elements. It should be understood that the drawings are schematic and that elements and elements are not necessarily drawn to scale.
Fig. 1 is a schematic structural diagram of a docking station according to an embodiment of the disclosure.
Fig. 2 is a schematic illustration of signal transmission in a docking station of an embodiment of the disclosure.
Fig. 3 is a schematic structural diagram of a system of an embodiment of the present disclosure.
Fig. 4 is a signal transmission schematic of a system of an embodiment of the disclosure.
Fig. 5 is a schematic structural diagram of an electronic device connectable with a docking station according to an embodiment of the present disclosure.
Detailed Description
Embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While certain embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be construed as limited to the embodiments set forth herein, but rather are provided for a more complete and thorough understanding of the present disclosure. It should be understood that the drawings and embodiments of the disclosure are for illustration purposes only and are not intended to limit the scope of the disclosure.
It should be understood that various steps recited in method embodiments of the present disclosure may be performed in parallel and/or in parallel. Moreover, method embodiments may include additional steps and/or omit performing the illustrated steps. The scope of the present disclosure is not limited in this respect.
The term "including" and variations thereof as used herein is intended to be open-ended, i.e., "including but not limited to". The term "based on" is "based at least in part on". The term "one embodiment" means "at least one embodiment"; the term "another embodiment" means "at least one additional embodiment"; the term "some embodiments" means "at least some embodiments". Relevant definitions for other terms will be given in the following description.
It should be noted that the terms "first", "second", and the like in the present disclosure are only used for distinguishing different devices, modules or units, and are not used for limiting the order or interdependence relationship of the functions performed by the devices, modules or units.
It is noted that references to "a" or "an" in this disclosure are intended to be illustrative rather than limiting, and that those skilled in the art will recognize that reference to "one or more" unless the context clearly dictates otherwise.
The names of messages or information exchanged between devices in the embodiments of the present disclosure are for illustrative purposes only, and are not intended to limit the scope of the messages or information.
The embodiments of the present application will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1, fig. 1 is a schematic structural diagram of a docking station according to an embodiment of the disclosure. The docking station 10 of the present disclosure includes a first interface 11, a second interface 12, and a third interface 13; the first interface 11 and the second interface 12 are connected through a first module 101 and a second module 102, and the first interface 11 and the third interface 13 are connected through a first module 101 and a third module 103. Specifically, the first interface 11 may include a USB Type-C interface, such as a male Type USB Type-C interface; the second interface 12 may comprise a multimedia interface, such as a high definition multimedia interface HDMI of the mother-head type; the third interface 13 may comprise a USB Type-C interface, such as a USB Type-C interface of a female header Type; the first module 101 may include a display interface dual mode chip, and the second module 102 may include a display interface to multimedia interface chip; the third module 103 may include a display interface to display interface chip.
In the disclosed embodiment, the docking station 10 may further include at least one fourth interface 14 and/or fifth interface 15; at least one fourth interface 14 may be connected to the first interface 11 via a fourth module 104, and a fifth interface 15 may be connected to the fourth module 104 via a fifth module 105. Specifically, the at least one fourth interface 14 may include a USB Type-a interface, such as a female-Type USB Type-a interface; the fourth module 104 may include a universal serial bus hub chip, such as USB2.0HUB chips; the fifth module 105 may comprise an audio codec chip; the fifth interface 15 may comprise a headphone interface. Furthermore, the docking station 10 may further include a sixth module 106, and the sixth module 106 may be connected with the first interface 11 and the first module 101, respectively; the sixth module 106 may include a control chip, such as a PD3.0 control chip.
Referring to fig. 2, fig. 2 is a schematic diagram of signal transmission in a docking station according to an embodiment of the disclosure. In fig. 2, the signals may include operation signals and control signals; the operation signal may enter the first module 101 through the first interface 11, and the control signal may control the operation signal in the first module 101 through the sixth module 106, so that the operation signal enters the second module 102 and/or the third module 103 according to the control signal, and is then transmitted to the second interface 12 and/or the third interface 13 correspondingly. Furthermore, the signal may also enter the fourth module 104 and be transmitted to at least one fourth interface 14 via the fourth module 104 and/or to the fifth interface 15 via the fifth module 105.
In the embodiment of the present disclosure, the signal may also be transmitted to the first interface 11 through the third interface 13, the third module 103 and the first module 101 in reverse order. In addition, the signal can be transmitted to the first interface 11 through at least one fourth interface 14 and the fourth module 104 in sequence; and may be transmitted to the first interface 11 via the fifth interface 15, the fifth module 105 and the fourth module 104 in sequence.
Referring to fig. 3, fig. 3 is a schematic structural diagram of a system according to an embodiment of the disclosure. The system 100 of the disclosed embodiment may include the docking station 10, the terminal 30 and at least one external device 50 of the foregoing embodiments; wherein the terminal 30 and at least one external device 50 are connected through the docking station 10. Specifically, the terminal 30 may include a mobile phone or the like; the at least one external device 50 may include a multimedia interface display device such as an HDMI display, a USB Type-C interface display device, a PD charger, a keyboard, a mouse, a headset, etc. The multimedia interface display device can be connected with the second interface 12, the USB Type-C interface display device and the PD charger can be connected with the third interface 13, the keyboard and the mouse can be connected with at least one fourth interface 14, and the earphone can be connected with the fifth interface 15. In addition, the interface in the embodiment of the present disclosure may further include a VGA interface, and correspondingly, the at least one external device 50 may also include a VGA interface device.
Referring to fig. 4, fig. 4 is a schematic signal transmission diagram of a system according to an embodiment of the disclosure. As shown in fig. 4, the signal transmission direction between the terminal 30 and the docking station 10 may be bidirectional transmission. The signal transmission direction between one external device such as the multimedia interface display device and the second interface 12 of the at least one external device 50 may be unidirectional transmission from the second interface 12 to the multimedia interface display device, and the signal transmission direction between the third interface 13 and the USB Type-C interface display device may be bidirectional transmission, and may be used for projecting a screen to the USB Type-C interface display device and supporting, for example, a reverse operation of a touch screen Type portable device; the signal transmission direction between the third interface 13 and the PD charger may also be bidirectional transmission, and may be used to charge the terminal 30 in the reverse direction, and the like; the signal transmission direction between the keyboard, the mouse and the at least one fourth interface 14 can be bidirectional transmission; the signal transmission direction between the earphone and the fifth interface 15 can be bidirectional transmission, and can be used for earphone listening, MIC input, volume control and the like. In the disclosed embodiment, the docking station 10 can also support the reverse operation of at least one external device 50, including reverse charging, etc., by the bidirectional transmission function, so as to support diversified office requirements. For the signal transmission mode in the docking station 10, reference may be made to the above embodiments, and details are not repeated herein.
In particular, the signals emitted by the terminal 30 may include operation signals and control signals; the operation signal may enter the first module 101 through the first interface 11, then enter the second module 102 and/or the third module 103 according to the control signal, and then be transmitted to at least one external device 50 connected to the second interface 12 and/or the third interface 13 through the second interface 12 and/or the third interface 13; or, the terminal 30 sends a signal, the signal enters the first module 101 through the first interface 11, and is transmitted to the at least one external device 50 through the second module 102 and the second interface 12 whose connection states are connected and/or through the third module 103 and the third interface 13 whose connection states are connected according to the connection states of the second interface 12 and the third interface 13 and the at least one external device 50. In other words, the embodiment of the disclosure may project a screen to one connected end by detecting the connection state of the HDMI display and the Type C display, for example, if the external device that projects the screen is disconnected, the embodiment may project a screen to other external devices that are in the connection state, and also includes projecting screens to all external devices that are in the connection state, for example, projecting screens to two displays at the same time. The specific function implementation may be to configure parameters in the signal, so as to control the chip to implement different modes, where the sixth module 106 may implement auxiliary control.
In the embodiment of the present disclosure, the first interface 11 may respectively connect the second module 12, for example, a DP to HDMI chip, and the third module 13, for example, a DP to DP chip, through the first module 101, for example, a DP dual-mode chip, where the DP to HDMI chip may be connected to the second interface 12, for example, an HDMI interface; the DP to DP chip may be connected to the third interface 13. Specifically, the HDMI interface can realize HDMI screen projection, the USB-C interface can realize USB-C display screen projection and power supply of the USB charger, and the HDMI display and the USB-C display can be displayed simultaneously or not.
Referring now to fig. 5, fig. 5 is a schematic diagram illustrating a docking station connectable electronic device 800 according to an embodiment of the present disclosure. The electronic device 800 may include a terminal 30 and at least one external device 50. The terminal device in the embodiments of the present disclosure may include, but is not limited to, a mobile terminal such as a mobile phone, a notebook computer, a digital broadcast receiver, a PDA (personal digital assistant), a PAD (tablet computer), a PMP (portable multimedia player), a vehicle terminal (e.g., a car navigation terminal), and the like, and a stationary terminal such as a digital TV, a desktop computer, and the like. The electronic device shown in fig. 5 is only an example, and should not bring any limitation to the functions and the scope of use of the embodiments of the present disclosure.
As shown in fig. 5, the electronic device 800 may include a processing means (e.g., central processing unit, graphics processor, etc.) 801 that may perform various appropriate actions and processes in accordance with a program stored in a Read Only Memory (ROM)802 or a program loaded from a storage means 808 into a Random Access Memory (RAM) 803. In the RAM803, various programs and data necessary for the operation of the electronic apparatus 800 are also stored. The processing apparatus 801, the ROM 802, and the RAM803 are connected to each other by a bus 804. An input/output (I/O) interface 805 is also connected to bus 804.
Generally, the following devices may be connected to the I/O interface 805: input devices 806 including, for example, a touch screen, touch pad, keyboard, mouse, camera, microphone, accelerometer, gyroscope, etc.; output devices 807 including, for example, a Liquid Crystal Display (LCD), speakers, vibrators, or the like; storage 808 including, for example, magnetic tape, hard disk, etc.; and a communication device 809. The communication means 809 may allow the electronic device 800 to communicate wirelessly or by wire with other devices to exchange data. While fig. 5 illustrates an electronic device 800 having various means, it is to be understood that not all illustrated means are required to be implemented or provided. More or fewer devices may alternatively be implemented or provided.
In particular, according to an embodiment of the present disclosure, the processes described above with reference to the flowcharts may be implemented as computer software programs. For example, embodiments of the present disclosure include a computer program product comprising a computer program embodied on a computer readable medium, the computer program comprising program code for performing the method illustrated in the flow chart. In such an embodiment, the computer program may be downloaded and installed from a network through the communication means 809, or installed from the storage means 808, or installed from the ROM 802. The computer program, when executed by the processing apparatus 801, performs the above-described functions defined in the methods of the embodiments of the present disclosure.
It should be noted that the computer readable medium in the present disclosure can be a computer readable signal medium or a computer readable storage medium or any combination of the two. A computer readable storage medium may be, for example, but not limited to, an electronic, magnetic, optical, electromagnetic, infrared, or semiconductor system, apparatus, or device, or any combination of the foregoing. More specific examples of the computer readable storage medium may include, but are not limited to: an electrical connection having one or more wires, a portable computer diskette, a hard disk, a Random Access Memory (RAM), a read-only memory (ROM), an erasable programmable read-only memory (EPROM or flash memory), an optical fiber, a portable compact disc read-only memory (CD-ROM), an optical storage device, a magnetic storage device, or any suitable combination of the foregoing. In the present disclosure, a computer readable storage medium may be any tangible medium that can contain, or store a program for use by or in connection with an instruction execution system, apparatus, or device. In contrast, in the present disclosure, a computer readable signal medium may comprise a propagated data signal with computer readable program code embodied therein, either in baseband or as part of a carrier wave. Such a propagated data signal may take many forms, including, but not limited to, electro-magnetic, optical, or any suitable combination thereof. A computer readable signal medium may also be any computer readable medium that is not a computer readable storage medium and that can communicate, propagate, or transport a program for use by or in connection with an instruction execution system, apparatus, or device. Program code embodied on a computer readable medium may be transmitted using any appropriate medium, including but not limited to: electrical wires, optical cables, RF (radio frequency), etc., or any suitable combination of the foregoing.
In some embodiments, the clients, servers may communicate using any currently known or future developed network Protocol, such as HTTP (HyperText Transfer Protocol), and may interconnect with any form or medium of digital data communication (e.g., a communications network). Examples of communication networks include a local area network ("LAN"), a wide area network ("WAN"), the Internet (e.g., the Internet), and peer-to-peer networks (e.g., ad hoc peer-to-peer networks), as well as any currently known or future developed network.
The computer readable medium may be embodied in the electronic device; or may exist separately without being assembled into the electronic device.
The computer readable medium carries one or more programs which, when executed by the electronic device, cause the electronic device to perform the methods of the present disclosure as described above.
Computer program code for carrying out operations for aspects of the present disclosure may be written in any combination of one or more programming languages, including an object oriented programming language such as Java, Smalltalk, C + +, and conventional procedural programming languages, such as the "C" programming language or similar programming languages. The program code may execute entirely on the user's computer, partly on the user's computer, as a stand-alone software package, partly on the user's computer and partly on a remote computer or entirely on the remote computer or server. In the case of a remote computer, the remote computer may be connected to the user's computer through any type of network, including a Local Area Network (LAN) or a Wide Area Network (WAN), or the connection may be made to an external computer (for example, through the Internet using an Internet service provider).
The flowchart and block diagrams in the figures illustrate the architecture, functionality, and operation of possible implementations of systems, methods and computer program products according to various embodiments of the present disclosure. In this regard, each block in the flowchart or block diagrams may represent a module, segment, or portion of code, which comprises one or more executable instructions for implementing the specified logical function(s). It should also be noted that, in some alternative implementations, the functions noted in the block may occur out of the order noted in the figures. For example, two blocks shown in succession may, in fact, be executed substantially concurrently, or the blocks may sometimes be executed in the reverse order, depending upon the functionality involved. It will also be noted that each block of the block diagrams and/or flowchart illustration, and combinations of blocks in the block diagrams and/or flowchart illustration, can be implemented by special purpose hardware-based systems which perform the specified functions or acts, or combinations of special purpose hardware and computer instructions.
The units described in the embodiments of the present disclosure may be implemented by software or hardware. Wherein the name of an element does not in some cases constitute a limitation on the element itself.
The functions described herein above may be performed, at least in part, by one or more hardware logic components. For example, without limitation, exemplary types of hardware logic components that may be used include: field Programmable Gate Arrays (FPGAs), Application Specific Integrated Circuits (ASICs), Application Specific Standard Products (ASSPs), system on a chip (SOCs), Complex Programmable Logic Devices (CPLDs), and the like.
In the context of this disclosure, a machine-readable medium may be a tangible medium that can contain, or store a program for use by or in connection with an instruction execution system, apparatus, or device. The machine-readable medium may be a machine-readable signal medium or a machine-readable storage medium. A machine-readable medium may include, but is not limited to, an electronic, magnetic, optical, electromagnetic, infrared, or semiconductor system, apparatus, or device, or any suitable combination of the foregoing. More specific examples of a machine-readable storage medium would include an electrical connection based on one or more wires, a portable computer diskette, a hard disk, a Random Access Memory (RAM), a read-only memory (ROM), an erasable programmable read-only memory (EPROM or flash memory), an optical fiber, a portable compact disc read-only memory (CD-ROM), an optical storage device, a magnetic storage device, or any suitable combination of the foregoing.
According to one or more embodiments of the present disclosure, there is provided a docking station including:
a first interface, a second interface and a third interface; the first interface and the second interface are connected through a first module and a second module, and the first interface and the third interface are connected through the first module and a third module;
the signal transmission direction between the first interface and the second interface comprises unidirectional transmission which sequentially passes through the first module and the second module from the first interface to the middle of the second interface; the signal transmission direction between the first interface and the third interface comprises unidirectional transmission from the first interface to the middle of the third interface sequentially through the first module and the third module. In other words, the signal transmission direction between the first interface and the second interface includes transmission from the first interface to the second interface sequentially through the first module and the second module; the signal transmission direction between the first interface and the third interface comprises transmission from the first interface to the third interface sequentially through the first module and the third module.
According to one or more embodiments of the present disclosure, there is provided a docking station, the first interface includes a USB Type-C interface, the second interface includes a multimedia interface, and the third interface includes a USB Type-C interface; the first module comprises a display interface dual-mode chip, the second module comprises a display interface-to-multimedia interface chip, and the third module comprises a display interface-to-display interface chip.
According to one or more embodiments of the present disclosure, there is provided a docking station, wherein the signal transmission direction between the first interface and the third interface further includes unidirectional transmission from the third interface to the middle of the first interface sequentially through the third module and the first module, that is, the unidirectional transmission can be output from the third interface sequentially through the third module and the first module to the first interface.
According to one or more embodiments of the present disclosure, there is provided a docking station, further including:
at least one fourth interface, the at least one fourth interface is connected with the first interface through a fourth module; and/or
And the fifth interface is connected with the fourth module through a fifth module.
In accordance with one or more embodiments of the present disclosure, there is provided a docking station, the at least one fourth interface comprising a USB Type-a interface, the fourth module comprising a universal serial bus hub chip, the fifth module comprising an audio codec chip; the fifth interface comprises a headphone interface.
According to one or more embodiments of the present disclosure, there is provided a docking station, wherein a signal transmission direction between the at least one fourth interface and the fourth module is bidirectional transmission, and a signal transmission direction between the fourth module and the first interface is bidirectional transmission; the signal transmission direction between the fifth interface and the fifth module is bidirectional transmission, and the signal transmission direction between the fourth module and the fifth module is bidirectional transmission.
According to one or more embodiments of the present disclosure, there is provided a docking station further including a sixth module connected with the first interface and the first module, respectively; the sixth module comprises a control chip;
the signal transmission direction among the first interface, the sixth module and the first module is unidirectional transmission sequentially passing through the first interface, the sixth module and the first module.
In accordance with one or more embodiments of the present disclosure, there is provided a system comprising:
a terminal;
at least one external device; and
a docking station as described in any of the above;
wherein the terminal and the at least one external device are connected through the docking station.
In accordance with one or more embodiments of the present disclosure, there is provided a system, the terminal sending a signal; wherein the signals include an operation signal and a control signal; after the operation signal enters the first module through the first interface, the operation signal is selected to enter the second module and/or the third module according to the control signal, and then is transmitted to the at least one external device connected with the second interface and/or the third interface through the second interface and/or the third interface; or, the terminal sends a signal, the signal enters the first module through the first interface, and the second module and the second interface are connected according to the connection state of the second interface, the third interface and the at least one external device, and/or the third module and the third interface are connected according to the connection state of the second interface, the third interface and the at least one external device.
According to one or more embodiments of the present disclosure, a system is provided, where the at least one external device connected to the third interface sends out a signal, and the signal is transmitted to the terminal through the third interface, the third module, the first module, and the first interface in sequence.
According to one or more embodiments of the present disclosure, a system is provided, where the at least one external device connected to the second interface is a multimedia interface display device, and the at least one external device connected to the third interface is a USB Type-C interface display device and/or a charger.
The foregoing description is only exemplary of the preferred embodiments of the disclosure and is illustrative of the principles of the technology employed. It will be appreciated by those skilled in the art that the scope of the disclosure herein is not limited to the particular combination of features described above, but also encompasses other embodiments in which any combination of the features described above or their equivalents does not depart from the spirit of the disclosure. For example, the above features and (but not limited to) the features disclosed in this disclosure having similar functions are replaced with each other to form the technical solution.
Further, while operations are depicted in a particular order, this should not be understood as requiring that such operations be performed in the particular order shown or in sequential order. Under certain circumstances, multitasking and parallel processing may be advantageous. Likewise, while several specific implementation details are included in the above discussion, these should not be construed as limitations on the scope of the disclosure. Certain features that are described in the context of separate embodiments can also be implemented in combination in a single embodiment. Conversely, various features that are described in the context of a single embodiment can also be implemented in multiple embodiments separately or in any suitable subcombination.
Although the subject matter has been described in language specific to structural features and/or methodological acts, it is to be understood that the subject matter defined in the appended claims is not necessarily limited to the specific features or acts described above. Rather, the specific features and acts described above are disclosed as example forms of implementing the claims.
Claims (11)
1. A docking station, comprising:
a first interface, a second interface and a third interface; the first interface and the second interface are connected through a first module and a second module, and the first interface and the third interface are connected through the first module and a third module;
the signal transmission direction between the first interface and the second interface comprises unidirectional transmission sequentially passing through the first module and the second module from the first interface to the middle of the second interface; the signal transmission direction between the first interface and the third interface comprises unidirectional transmission from the first interface to the middle of the third interface sequentially through the first module and the third module;
the third interface comprises a USB Type-C interface, the first module comprises a display interface dual-mode chip, the third module comprises a display interface-to-display interface chip, and the third interface is used for screen projection of the display.
2. The docking station of claim 1, wherein the first interface comprises a USB Type-C interface, the second interface comprises a multimedia interface, and the second module comprises a display interface to multimedia interface chip.
3. The docking station of claim 1, wherein the direction of signal transmission between the first interface and the third interface further comprises unidirectional transmission from the third interface to the middle of the first interface sequentially through the third module and the first module.
4. The docking station of claim 1, further comprising:
at least one fourth interface connected with the first interface through a fourth module; and/or
And the fifth interface is connected with the fourth module through a fifth module.
5. The docking station of claim 4, wherein the at least one fourth interface comprises a USB Type-A interface, the fourth module comprises a universal serial bus hub chip, and the fifth module comprises an audio codec chip; the fifth interface comprises an earphone interface.
6. The docking station of claim 4, wherein the signal transmission direction between the at least one fourth interface and the fourth module is bidirectional transmission, and the signal transmission direction between the fourth module and the first interface is bidirectional transmission; the signal transmission direction between the fifth interface and the fifth module is bidirectional transmission, and the signal transmission direction between the fourth module and the fifth module is bidirectional transmission.
7. The docking station of claim 1, further comprising a sixth module connected to the first interface and the first module, respectively; the sixth module comprises a control chip;
the signal transmission direction among the first interface, the sixth module and the first module is unidirectional transmission sequentially passing through the first interface, the sixth module and the first module.
8. A docking station system comprising:
a terminal;
at least one external device; and
the docking station of any one of claims 1-7;
wherein the terminal and the at least one external device are connected through the docking station.
9. The docking system of claim 8 wherein the terminal sends out a signal; wherein the signals include an operation signal and a control signal; after the operation signal enters the first module through the first interface, the operation signal is selected to enter the second module and/or the third module according to the control signal, and then is transmitted to the at least one external device connected with the second interface and/or the third interface through the second interface and/or the third interface; or, the terminal sends a signal, the signal enters the first module through the first interface, and the signal is transmitted to the at least one external device through the second module and the second interface which are connected in the connection state and/or the third module and the third interface which are connected in the connection state according to the connection state of the second interface and the third interface and the at least one external device.
10. The docking system of claim 8 wherein the at least one external device connected to the third interface sends a signal that is transmitted to the terminal sequentially through the third interface, the third module, the first module, and the first interface.
11. The docking system of claim 8, wherein the at least one external device connected to the second interface is a multimedia interface display device and the at least one external device connected to the third interface is a USB Type-C interface display device and/or a charger.
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