CN205068361U - Computer extender - Google Patents
Computer extender Download PDFInfo
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- CN205068361U CN205068361U CN201520674656.1U CN201520674656U CN205068361U CN 205068361 U CN205068361 U CN 205068361U CN 201520674656 U CN201520674656 U CN 201520674656U CN 205068361 U CN205068361 U CN 205068361U
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Abstract
The utility model discloses a computer extender, the problem that solve is the clear signal that shows of convenient transmission superelevation. The utility model discloses a following technical scheme: a computer extender, is equipped with and sends ware and receiver, and send ware and receiver and pass through the extension line and connect, the extension line adopts compound optic fibre, and compound optic fibre is optic fibre and two hank copper lines. Compared with the prior art, the utility model, under the basic function's that does not change the computer extension fixture the condition, utilize compound optic fibre to do the extension line, simultaneous transmission digital display signal fine definition multi -media interface HDMI or digital video interface DVI, USB2.0 signal, computer start and reset signal, the realization can be transmitted resolution ratio and be 3, 840 2160 and 2, 560 1440 super high the qing dynasty and show the signal.
Description
Technical field
The utility model relates to a kind of computer fittings, particularly a kind of extension fixture of host computer.
Background technology
In Internet bar, school, enterprise widely use a kind of host computer extension fixture, for host computer is focused on machine room unified management, can the heating of settlement computer main frame well, noise, laying dust, the problem such as antitheft, greatly improve the space environment of user and improve the life-span of host computer.Host computer extension fixture comprises a transmitter and a receiver.Display translation, the USB interface of transmitter and host computer are connected with the start/reseting signal line of main frame, and receiver is connected with the switching on and shutting down/reset key of desktop switch with computer monitor, mouse, keyboard, earphone, microphone.Connect with extended line between transmitter and receiver, general extended line can reach 50 ~ 70 meters, realizes object host computer being focused on machine room placement.The extended line that the host computer extension fixture of prior art uses is multicore copper twisted pairs (4 to or 5 pairs of twisted-pair feeders), what transmit in extended line is electric signal, owing to having skin effect when electric signal transmits in copper cash, along with signal transmission speed (frequency) is higher, the distance of multicore copper twisted pairs is longer and skin effect is more obvious, cause signal fading badly and cannot correctly recover, causing bust this.Therefore prior art host computer extension fixture cannot long range propagation display resolution be 3840 × 2160 and 2560 × 1440 ultra high-definition display.
Summary of the invention
The purpose of this utility model is to provide a kind of host computer extender, and the problem that solve is convenient transmission ultra high-definition display.
The utility model is by the following technical solutions: a kind of host computer extender, and be provided with transmitter and receiver, transmitter is connected by extended line with receiver, and described extended line adopts composite fiber, and composite fiber is optical fiber and copper twisted pairs.
Optical fiber of the present utility model is single mode or multimode optical fiber.
Optical fiber of the present utility model is four or two.
Copper twisted pairs of the present utility model is a pair or two right.
The transmitting terminal of composite fiber of the present utility model is connected with initiator block, and receiving end is connected with receiving end module.
Initiator block of the present utility model is provided with electrooptic switching element, initiator block HDMI (High Definition Multimedia Interface) HDMITypeA interface and sends miniature MicroUSB interface.
Three copper cash are connected with between the miniature MicroUSB interface of transmission of the present utility model and initiator block HDMI (High Definition Multimedia Interface) HDMITypeA interface.
Receiving end module of the present utility model is provided with photoelectric conversion unit and receiving end module HDMI (High Definition Multimedia Interface) HDMITypeC interface.
One end of copper twisted pairs of the present utility model is connected to and sends on miniature MicroUSB interface, and two pins on described receiving end module HDMI (High Definition Multimedia Interface) HDMITypeC interface are connected with the other end of copper twisted pairs.
Transmitter of the present utility model is provided with transmitter function circuit, the miniature MicroUSB interface be connected with the miniature MicroUSB interface of transmission and the USBTypeB interface (102) be connected with host computer; Described receiver is provided with receiver functional circuit, the HDMI (High Definition Multimedia Interface) HDMITypeC interface be connected with receiving end module HDMI (High Definition Multimedia Interface) HDMITypeC interface and the HDMI (High Definition Multimedia Interface) HDMITypeA interface be connected with computer monitor.
The utility model compared with prior art, when not changing the basic function of host computer extension fixture, utilize composite fiber to do extended line, transmission of digital display HDMI (High Definition Multimedia Interface) HDMI or digital visual interface DVI, USB2.0 signal, booting computer and reset signal simultaneously, realization can transmit the ultra high-definition display that resolution is 3840 × 2160 and 2560 × 1440.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail.As shown in Figure 1, host computer extender of the present utility model, be provided with transmitter 1 and receiver 2, transmitter 1 is connected by extended line composite fiber 3 with receiver 2.
Transmitter 1 is provided with the relevant functional circuit of transmitter, a miniature MicroUSB interface 101, USBtypeB interface 102.
Receiver 2 is provided with the relevant functional circuit of receiver, a HDMI (High Definition Multimedia Interface) HDMITypeC interface 201, another HDMI (High Definition Multimedia Interface) HDMITypeA interface 202.
Composite fiber 3 is provided with four or two single modes or multimode optical fiber 308; a pair or two pairs of copper twisted pairs 309; wherein; optical fiber 308 is for the transition minimized differential signaling TMDS signal in transmission of high-definition multimedia interface HDMI signal or digital visual interface DVI signal, and copper twisted pairs 309 is for transmitting other auxiliary signals such as usb signal, start, reset.
The transmitting terminal of composite fiber 3 is connected with initiator block 301, and receiving end is connected with receiving end module 305.
Initiator block 301 is provided with 303, one, electrooptic switching element 302, the receiving end module HDMI (High Definition Multimedia Interface) HDMITypeA interface sent and sends miniature MicroUSB interface 304.
Receiving end module 305 is provided with photoelectric conversion unit 306, the receiving end module HDMI (High Definition Multimedia Interface) HDMITypeC interface 307 received.
During connecting combined optical fiber extender, MicroUSB interface 101 on transmitter 1 is connected through wire with the MicroUSB interface 304 in initiator block 301, USBtypeB interface 102 on transmitter 1 is connected through wire with the USB interface of host computer, HDMITypeA interface 303 in initiator block 301 is connected with the HDMI of host computer, and the receiving end module HDMITypeC interface 307 on receiver module 305 is connected with the HDMITypeC interface 201 on receiver 2.
In the utility model, initiator block HDMITypeA interface 303 in the initiator block 301 of composite fiber 3 is connected with the HDMI of host computer, obtain the TMDS signal in the digital video signal HDMI of host computer or DVI signal, through electrooptic switching element 302, the digital video signal of host computer is converted to light signal, is transmitted by four or two optical fiber 308.Light signal is converted to electric signal by the photoelectric conversion unit 306 in the receiving end module 305 of composite fiber 3, by receiving end module HDMITypeC interface 307, electric signal is outputted to receiver 2, in receiver 2, the functional circuit that receiver 2 is relevant merges TMDS signal in digital video signal HDMI or DVI signal and display identification data EDID signal, display identification data EDID signal comprises clock line SCL, bidirectional data line SDA, hot plug HOTPLUG signal wire, form standard compliant digital video signal, computer monitor is connected by the HDMITypeA interface 202 on receiver 2, the digital video signal HDMI of host computer or DVI signal is realized to extend the HDMI being transferred to display.
USBTypeB interface 102 on transmitter 1 is set up USB with host computer and is connected, and be processed into the signal format being adapted at copper twisted pairs is transmitted on the related functional circuits of transmitter 1 after, by the transmission MicroUSB interface 304 on the sending module 301 of the MicroUSB interface 101 on transmitter 1, composite fiber 3, deliver in the copper twisted pairs 309 of composite fiber 3 by the usb signal that applicable copper twisted pairs 309 is transmitted, one end of copper twisted pairs 309 is connected on MicroUSB interface 304.Two pins on receiving end module HDMITypeC interface 307 on the receiver module 305 of composite fiber 3 are fixedly connected with the other end of the copper twisted pairs 309 in composite fiber 3, be fixedly connected with the usb signal of transmission in the twisted-pair feeder 309 in composite fiber 3 access receiver 2 by this, this signal recuperation is become the usb signal of standard and is connected to the USB such as keyboard, mouse peripheral hardware by usb hub by the functional circuit that receiver 2 is relevant, realizes USB transmission.
In the utility model, also can by transmitting identical mode with USB to the auxiliary signal such as start, reset of host computer, be transferred to transmitter 1 from receiver 2, and be connected to host computer by the related functional circuits on transmitter 1, realize the function of remote opening, reset host computer.
HDMITypeA interface 202 on receiver 2 is connected with the HDMI of computer monitor, connect display identification data EDID and the hot plug information of computer monitor, comprise clock line SCL, bidirectional data line SDA, hot plug HOTPLUG signal wire, the information such as the extending display identification data EDID of acquisition computer monitor and hot plug, by USB transmission channel, the EDID of computer monitor and hot plug information are sent to transmitter 1 by after the related functional circuits process on receiver 2, again by the computer monitor SCL reverting to standard after the related functional circuits process in transmitter 1, SDA and HOTPLUG signal, and through MicroUSB interface 101, transmission MicroUSB interface 304 in initiator block 301, three copper cash 310, initiator block HDMITypeA interface 303, be sent to the HDMI of host computer, achieve the EDID of computer monitor and the hot plug Signal transmissions function to host computer.
In the utility model, adopt the TMDS signal of composite fiber transmission digital video signal HDMI or DVI, copper twisted pairs is used to transmit the auxiliary signals such as USB, if all signals all adopt Optical Fiber Transmission, although convenient transmission, but the cost of whole host computer extender is too high, reduces the commercial value of host computer extender.Therefore, the utility model is the high bandwidth utilizing Optical Fiber Transmission, high noiseproof feature carrys out the TMDS signal of ultra high-definition digital video signal HDMI or DVI of more than transmission bandwidth 10Gbps, the control signal of utilize copper twisted pairs usb signal that transmission bandwidth is 480Mbps and other more low rate.Namely HDMI or the DVI digital displaying signal exported by host computer and a road USB2.0 signal that the utility model proposes is reached, and the start of host computer, reset signal, harmless, nothing extends the functional requirement of transmission 50 ~ 70 meters compressively, again save cost, simplify host computer extender, reach the requirement that commercial valency is low.
In the present embodiment, four optical fiber adopt multimode optical fiber, a pair copper twisted pairs adopts 24AWG twisted-pair feeder, electrooptic switching element adopts H2C Active Optical Fiber sending module, photoelectric conversion unit adopts H2C Active Optical Fiber receiver module, the functional circuit that transmitter is relevant adopts NS1021Tx integrated circuit, the functional circuit that receiver is relevant adopts NS1021Rx integrated circuit, MicroUSB interface, USBtypeB interface, HDMITypeC interface, HDMITypeA interface all adopt standard interface, and described interface comprises socket and plug.The ultra high-definition display that resolution is 3840 × 2160 and 2560 × 1440 can be transmitted.
Claims (10)
1. a host computer extender, be provided with transmitter (1) and receiver (2), transmitter (1) is connected by extended line with receiver (2), it is characterized in that: described extended line adopts composite fiber (3), and composite fiber (3) is optical fiber (308) and copper twisted pairs (309).
2. host computer extender according to claim 1, is characterized in that: described optical fiber (308) is single mode or multimode optical fiber.
3. host computer extender according to claim 2, is characterized in that: described optical fiber (308) is four or two.
4. host computer extender according to claim 3, is characterized in that: described copper twisted pairs (309) is a pair or two right.
5. host computer extender according to claim 4, is characterized in that: the transmitting terminal of described composite fiber (3) is connected with initiator block (301), and receiving end is connected with receiving end module (305).
6. host computer extender according to claim 5, is characterized in that: described initiator block (301) is provided with electrooptic switching element (302), initiator block HDMI (High Definition Multimedia Interface) HDMITypeA interface (303) and sends miniature MicroUSB interface (304).
7. host computer extender according to claim 6, is characterized in that: be connected with three copper cash (310) between the miniature MicroUSB interface (304) of described transmission and initiator block HDMI (High Definition Multimedia Interface) HDMITypeA interface (303).
8. host computer extender according to claim 7, is characterized in that: described receiving end module (305) is provided with photoelectric conversion unit (306) and receiving end module HDMI (High Definition Multimedia Interface) HDMITypeC interface (307).
9. host computer extender according to claim 8, it is characterized in that: one end of described copper twisted pairs (309) is connected to and sends on miniature MicroUSB interface (304), and two pins on described receiving end module HDMI (High Definition Multimedia Interface) HDMITypeC interface (307) are connected with the other end of copper twisted pairs (309).
10. host computer extender according to claim 9, is characterized in that: described transmitter (1) is provided with transmitter function circuit, the miniature MicroUSB interface (101) be connected with the miniature MicroUSB interface (304) of transmission and the USBTypeB interface (102) be connected with host computer; Described receiver (2) is provided with receiver functional circuit, the HDMI (High Definition Multimedia Interface) HDMITypeC interface (201) be connected with receiving end module HDMI (High Definition Multimedia Interface) HDMITypeC interface (307) and the HDMI (High Definition Multimedia Interface) HDMITypeA interface (202) be connected with computer monitor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520674656.1U CN205068361U (en) | 2015-09-02 | 2015-09-02 | Computer extender |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520674656.1U CN205068361U (en) | 2015-09-02 | 2015-09-02 | Computer extender |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205068361U true CN205068361U (en) | 2016-03-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520674656.1U Active CN205068361U (en) | 2015-09-02 | 2015-09-02 | Computer extender |
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| Country | Link |
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| CN (1) | CN205068361U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105812704A (en) * | 2016-05-16 | 2016-07-27 | 深圳市昊源科技有限公司 | Signal extending device and cable |
| CN105847726A (en) * | 2016-04-06 | 2016-08-10 | 深圳市昊源科技有限公司 | Signal transmission extender and integrated display |
| CN113300181A (en) * | 2021-04-13 | 2021-08-24 | 深圳市倍思科技有限公司 | Photoelectric dual-mode audio and video data charging line and control method thereof |
-
2015
- 2015-09-02 CN CN201520674656.1U patent/CN205068361U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105847726A (en) * | 2016-04-06 | 2016-08-10 | 深圳市昊源科技有限公司 | Signal transmission extender and integrated display |
| CN105847726B (en) * | 2016-04-06 | 2019-04-19 | 深圳市昊一源科技有限公司 | Signal extends device and integrated display |
| CN105812704A (en) * | 2016-05-16 | 2016-07-27 | 深圳市昊源科技有限公司 | Signal extending device and cable |
| CN113300181A (en) * | 2021-04-13 | 2021-08-24 | 深圳市倍思科技有限公司 | Photoelectric dual-mode audio and video data charging line and control method thereof |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160414 Address after: 518000 Guangdong city of Shenzhen province Nanshan District new road sea Creative Park Block 101-102 Patentee after: YOUVA TECHNOLOGY CO., LTD. Address before: Nanshan District Nantou street Shenzhen city Guangdong province 518052 No. 36 sunshine E1-401 Patentee before: Gao Huawei |