CN114256644A - HDMI connector with optical fiber transmission - Google Patents
HDMI connector with optical fiber transmission Download PDFInfo
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- CN114256644A CN114256644A CN202011020400.0A CN202011020400A CN114256644A CN 114256644 A CN114256644 A CN 114256644A CN 202011020400 A CN202011020400 A CN 202011020400A CN 114256644 A CN114256644 A CN 114256644A
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 60
- 239000013307 optical fiber Substances 0.000 title claims abstract description 42
- 239000002184 metal Substances 0.000 claims abstract description 73
- 229910052751 metal Inorganic materials 0.000 claims abstract description 73
- 238000006243 chemical reaction Methods 0.000 claims abstract description 35
- 239000000835 fiber Substances 0.000 claims description 31
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 17
- 230000003287 optical effect Effects 0.000 claims description 17
- 239000012212 insulator Substances 0.000 claims description 10
- 238000001514 detection method Methods 0.000 claims description 7
- 230000001681 protective effect Effects 0.000 claims description 6
- 230000008054 signal transmission Effects 0.000 abstract description 8
- 229910052802 copper Inorganic materials 0.000 description 8
- 239000010949 copper Substances 0.000 description 8
- 239000004020 conductor Substances 0.000 description 5
- 230000005236 sound signal Effects 0.000 description 5
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 208000003028 Stuttering Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R9/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, e.g. terminal strips or terminal blocks; Terminals or binding posts mounted upon a base or in a case; Bases therefor
- H01R9/11—End pieces for multiconductor cables supported by the cable and for facilitating connections to other conductive members, e.g. for liquid cooled welding cables
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4219—Mechanical fixtures for holding or positioning the elements relative to each other in the couplings; Alignment methods for the elements, e.g. measuring or observing methods especially used therefor
- G02B6/4236—Fixing or mounting methods of the aligned elements
- G02B6/4245—Mounting of the opto-electronic elements
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4274—Electrical aspects
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4274—Electrical aspects
- G02B6/4283—Electrical aspects with electrical insulation means
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4401—Optical cables
- G02B6/4429—Means specially adapted for strengthening or protecting the cables
- G02B6/443—Protective covering
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
Abstract
The invention relates to an HDMI connector with optical fiber transmission, which comprises an input end, a connecting wire and an output end, wherein two ends of the connecting wire are respectively connected with the input end and the output end, the input end and the output end are provided with a connector main body, and the connector main body comprises an insulating shell, and a photoelectric conversion unit, a conductive terminal and an elastic clamping piece which are arranged in the insulating shell. The connecting wire comprises an optical fiber wire and a metal wire, the optical fiber wire is connected with the photoelectric conversion unit, and the metal wire is connected with the conductive terminal. When the connector main body is connected with the HDMI interface, the photoelectric conversion unit is connected with the conductive terminal through the elastic clamping piece and used for transmitting electric signals. When the connector main body is separated from the HDMI interface, the elastic clamping piece restores to a natural state to drive the photoelectric conversion unit to be separated from the conductive terminal. The HDMI connector improves the signal transmission rate and the signal flow in an optical fiber transmission mode, and realizes long-distance transmission.
Description
Technical Field
The invention relates to the technical field of HDMI connectors, in particular to an HDMI connector with optical fiber transmission.
Background
The high-definition multimedia interface is abbreviated as HDMI, and is a full digital video and audio transmission interface which can transmit uncompressed audio and video signals. The HDMI can be used for set-top boxes, DVD players, personal computers, televisions, game hosts, comprehensive amplifiers, digital stereos, televisions and other equipment. HDMI can send audio frequency and video signal simultaneously, because audio frequency and video signal adopt same wire rod, simplifies the installation degree of difficulty of system's circuit greatly.
In the prior art, many HDMI connectors do not have the function of optical fiber transmission, and when in use, the video contents of DVI, HDMI and UDI are transmitted in an instant and dedicated manner. The HDMI cable length limitation is one of the major problems, and the HDMI copper Wire with 28AWG (American Wire Gauge) standard, which returns standard in some self-tests of consumers, starts signal attenuation after about more than 5 meters, and the length is usually not enough to satisfy the connection between the projector and the computer. When the video flow is large, especially for the transmission of high-quality videos such as 3D games, the conventional HDMI connector is prone to be blocked, resulting in the stuttering of game pictures and reducing the user experience. Therefore, a need exists for an HDMI connector with fiber optic transmission.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide the HDMI connector with the optical fiber transmission, which can transmit large-flow video and sound data, improve the transmission speed, realize long-distance transmission and improve the use experience of users.
The above object of the present invention is achieved by the following technical solutions:
the HDMI connector with the optical fiber transmission comprises an input end, a connecting wire and an output end, wherein two ends of the connecting wire are respectively connected with the input end and the output end, the input end and the output end are provided with a connector main body, and the connector main body comprises an insulating shell, and a photoelectric conversion unit, a conductive terminal and an elastic clamping piece which are arranged in the insulating shell;
the connecting wire comprises an optical fiber wire and a metal wire, the optical fiber wire is connected with the photoelectric conversion unit, and the metal wire is connected with the conductive terminal;
when the connector main body is connected with the HDMI, the photoelectric conversion unit is connected with the conductive terminal through the elastic clamping piece and is used for transmitting electric signals;
when the connector main body is separated from the HDMI interface, the elastic clamping piece restores to a natural state to drive the photoelectric conversion unit to be separated from the conductive terminal.
Through above-mentioned technical scheme, during the use, with the input of HDMI connector connect output device, the playback devices is connected to the output. When in connection, the conductive terminal is connected with the photoelectric conversion unit through the elastic clamping piece, so that the circuit is conducted, and the transmission of video and audio signals is facilitated. The connector main body converts most of electric signals into optical signals through the photoelectric conversion unit and transmits the optical signals in the optical fiber line, and then the optical signals are converted into electric signals through the photoelectric conversion unit when the optical signals reach the output end and are transmitted to the playing equipment through the conductive terminals and the HDMI interface. The HDMI connector improves the signal transmission rate and the signal flow in an optical fiber transmission mode, realizes long-distance transmission, and has the advantages of small attenuation, wide frequency band, strong anti-interference performance, high safety performance, small volume, light weight and the like, so the HDMI connector has incomparable advantages in the aspects of long-distance transmission, special environment and the like. When the connector is disconnected, the elastic clamping piece naturally recovers to drive the photoelectric conversion unit to be separated from the conductive terminal, so that a user can judge whether the HDMI connector is connected well according to the transmission rate when using the connector, and the use experience of the user is improved.
The present invention in a preferred example may be further configured to: the inner wall of the insulating shell is fixedly connected with a metal shell connected with the metal wire, a terminal groove is formed in the metal shell, and the conductive terminal is installed in the terminal groove;
the elastic clamping piece comprises an insulator, a metal elastic sheet and a conducting wire, one end of the conducting wire is connected with the photoelectric conversion unit, the other end of the conducting wire is connected with the metal elastic sheet, the insulator is fixed on the metal shell, one end, far away from the conducting wire, of the metal elastic sheet is fixed on the insulator, and one end of the metal elastic sheet can be in contact with and separated from the metal shell.
Through the technical scheme, when the connector main body is inserted into the HDMI of the playing device, the metal elastic sheet is compressed and contracted to be in contact with the metal shell, the photoelectric conversion unit converts optical signals in the optical fiber line into electric signals, and the electric signals are transmitted to the playing device through the conductive wire, the metal elastic sheet, the metal shell, the terminal groove and the conductive terminal, so that transmission of video and audio signals is realized. Meanwhile, the metal elastic sheet effectively improves the plugging force between the connector main body and the HDMI interface, so that the electrical connection between the connector main body and the HDMI interface is more stable, and the metal elastic sheet has strong economic popularization value.
The present invention in a preferred example may be further configured to: the metal shell is fixedly connected with a conductive block, and the conductive block is arranged above the metal elastic sheet.
Through above-mentioned technical scheme, when metal shrapnel and conducting block contact, realize switching on of circuit, the conducting block has increased electrically conductive area for signal of telecommunication transmission is more stable.
The present invention in a preferred example may be further configured to: the photoelectric conversion unit is configured as a miniature single-mode fiber transceiver, an insulating plate is fixed inside the metal shell, and the miniature single-mode fiber transceiver is installed on the insulating plate.
By the technical scheme, the miniature single-mode fiber transceiver has the advantages of providing data transmission with ultralow time delay, being completely transparent to network protocols, adopting a special ASIC chip to realize data line speed forwarding, adopting 1+1 power supply design for equipment and the like, supporting ultra-wide power supply voltage, and realizing power supply protection and automatic switching. Meanwhile, the ultra-wide working temperature range is supported, and the complete transmission distance of 0-120 kilometers is supported. The insulating plate is arranged between the metal shell and the miniature single-mode fiber transceiver, so that the working stability of the miniature single-mode fiber transceiver is ensured.
The present invention in a preferred example may be further configured to: the metal wire is configured as a copper core wire, and the optical fiber wire is configured as a single mode optical fiber.
With the above solution, the advantage of the copper core is that it is the cheapest medium to connect in SAN components, the copper core is typically a 150 ohm copper core twisted pair. The copper conductors have a transmission rate of 100MB/S gigabit transmission with an effective transmission path that is free of any attenuation within 0 to 25 meters, and both ends of the copper conductors are typically used with HSSDC connectors or DB-9 male connectors. Compared with multimode fiber, the single-mode fiber can support longer transmission distance, and in 100Mbps Ethernet and up to 1G gigabit network, the single-mode fiber can support transmission distance exceeding 5000 m. The single mode fiber and the copper core wire are arranged on the same connecting line together, the requirements of signal transmission at different distances are met, and the practicability is improved.
The present invention in a preferred example may be further configured to: and an optical cable protective sleeve is arranged on the outer side of the connecting wire.
Through above-mentioned technical scheme, the optical cable protective sheath can prevent that the single mode from closing fine and copper core and suffer mechanical damage at the operation in-process, improves resistance to compression and tensile ability. And the inside is prevented from being corroded by the outside, and meanwhile, the waterproof performance is certain, so that the service life of the HDMI connector is prolonged.
The present invention in a preferred example may be further configured to: the single-mode fiber transceiver is characterized in that a microcontroller is arranged in the single-mode fiber transceiver, an MCU is arranged on the microcontroller, a plurality of circuit expansion interfaces are arranged on the MCU, and the MCU is connected with an RF wireless module and a fault detection circuit through the circuit expansion interfaces.
Through above-mentioned technical scheme, fault detection circuit passes through MCU and can monitors the data transmission between single mode fiber transceiver and the optic fibre line. When the interruption of the optical fiber line is detected, the interruption signal is sent to the MCU, the RF wireless module is automatically opened through the MCU, the RF wireless module is wirelessly connected with the router, the continuous transmission of data is realized, and the anti-interference capability of the HDMI connector is improved through the RF wireless module with the redundancy design.
In summary, the invention includes at least one of the following beneficial technical effects:
the HDMI connector improves signal transmission rate and signal flow in an optical fiber transmission mode, realizes long-distance transmission, and has the advantages of small attenuation, wide frequency band, strong anti-interference performance, high safety performance, small volume, light weight and the like, so the HDMI connector has incomparable advantages in the aspects of long-distance transmission, special environment and the like. When the connector is disconnected, the elastic clamping piece naturally recovers to drive the photoelectric conversion unit to be separated from the conductive terminal, so that a user can judge whether the HDMI connector is connected well according to the transmission rate when using the connector, and the use experience of the user is improved.
2. When the connector main body is plugged into the HDMI interface of the playing device, the metal elastic sheet is compressed and contracted to be in contact with the metal shell, the photoelectric conversion unit converts optical signals in the optical fiber line into electric signals, and the electric signals are transmitted to the playing device through the conductive wire, the metal elastic sheet, the metal shell, the terminal groove and the conductive terminal, so that transmission of video and audio signals is realized. Meanwhile, the metal elastic sheet effectively improves the plugging force between the connector main body and the HDMI interface, so that the electrical connection between the connector main body and the HDMI interface is more stable, and the metal elastic sheet has strong economic popularization value.
3. Through set up the conducting block in the metal casing, when metal shrapnel and conducting block contact, realize switching on of circuit, the conducting block has increased electrically conductive area for signal transmission is more stable.
4. The fault detection circuit can monitor data transmission between the single-mode fiber transceiver and the optical fiber line through the MCU. When the interruption of the optical fiber line is detected, the interruption signal is sent to the MCU, the RF wireless module is automatically opened through the MCU, the RF wireless module is wirelessly connected with the router, the continuous transmission of data is realized, and the anti-interference capability of the HDMI connector is improved through the RF wireless module with the redundancy design.
Drawings
FIG. 1 is a cross-sectional view of the present invention.
FIG. 2 is a circuit diagram showing the microcontroller according to the present invention.
Reference numerals: 1. a connecting wire; 11. an optical fiber line; 12. a metal wire; 2. a connector body; 21. an insulating housing; 22. a photoelectric conversion unit; 23. a conductive terminal; 241. an insulator; 242. a metal spring sheet; 243. a conductive wire; 3. a metal housing; 31. a terminal groove; 32. a conductive block; 33. an insulating plate; 4. an optical cable protective sheath; 5. a microcontroller; 51. MCU; 52. an RF wireless module; 53. a fault detection circuit; 54. a low power consumption circuit.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, the HDMI connector with optical fiber transmission disclosed by the present invention includes an input end, a connection line 1 and an output end, wherein two ends of the connection line 1 are respectively connected to the input end and the output end, the input end and the output end are provided with a connector main body 2, and the connector main body 2 includes an insulating housing 21, and a photoelectric conversion unit 22, a conductive terminal 23 and an elastic clamping member which are arranged in the insulating housing 21.
The connecting wire 1 comprises an optical fiber wire 11 and a metal wire 12, the optical fiber wire 11 is connected with the photoelectric conversion unit 22, and the metal wire 12 is connected with the conductive terminal 23. In this embodiment, the metal wires 12 are configured as copper wires, which is advantageous in that it is the cheapest medium for connecting SAN components, and the copper wires are typically 150 ohm copper twisted pairs. The copper conductors have a transmission rate of 100MB/S gigabit transmission with an effective transmission path that is free of any attenuation within 0 to 25 meters, and both ends of the copper conductors are typically used with HSSDC connectors or DB-9 male connectors.
The optical fiber line 11 is configured as a single mode fiber which can support a longer transmission distance than a multimode fiber, and at 100Mbps of ethernet and up to 1 giga of network, the single mode fiber can support a transmission distance exceeding 5000 m. The single mode fiber and the copper core wire are arranged on one connecting wire 1 together, the requirements of signal transmission at different distances are met, and the practicability is improved.
Referring to fig. 1, the outside of connecting wire 1 is provided with optical cable protective sheath 4, and optical cable protective sheath 4 can prevent that the single mode from closing fine and copper conductor from suffering mechanical damage at the operation in-process, improves resistance to compression and tensile ability. And the inside is prevented from being corroded by the outside, and meanwhile, the waterproof performance is certain, so that the service life of the HDMI connector is prolonged.
When the connector body 2 is connected to the HDMI interface, the photoelectric conversion unit 22 is connected to the conductive terminal 23 through the elastic clip, and is configured to transmit an electrical signal. When the connector body 2 is separated from the HDMI interface, the elastic clip member returns to the natural state to drive the photoelectric conversion unit 22 to be separated from the conductive terminals 23.
Further, referring to fig. 1, a metal case 3 connected to the metal wire 12 is fixedly connected to an inner wall of the insulating housing 21, a terminal groove 31 is provided on the metal case 3, and the conductive terminal 23 is mounted in the terminal groove 31. The elastic clamping member includes an insulator 241, a metal spring 242 and a conductive wire 243, one end of the conductive wire 243 is connected to the photoelectric conversion unit 22, the other end of the conductive wire 243 is connected to the metal spring 242, the insulator 241 is fixed on the metal shell 3, one end of the metal spring 242, which is far away from the conductive wire 243, is fixed on the insulator 241, and one end of the metal spring 242 can contact and separate from the metal shell 3.
When the connector main body 2 is plugged into the HDMI interface of the playback device, the metal spring piece 242 is compressed and contacts the metal shell 3, the photoelectric conversion unit 22 converts the optical signal in the optical fiber line 11 into an electrical signal, and the electrical signal is transmitted to the playback device through the conductive wire 243, the metal spring piece 242, the metal shell 3, the terminal groove 31 and the conductive terminal 23, so that transmission of video and audio signals is achieved. Meanwhile, the metal elastic sheet 242 effectively improves the plugging force between the connector main body 2 and the HDMI interface, so that the electrical connection between the connector main body and the HDMI interface is more stable, and the connector has a strong economic popularization value.
Referring to fig. 1, a conductive block 32 is fixedly connected to the metal shell 3, and the conductive block 32 is disposed above the metal elastic sheet 242. When the metal elastic sheet 242 contacts the conductive block 32, the circuit is conducted, and the conductive area of the conductive block 32 is increased, so that the electrical signal transmission is more stable.
In the present embodiment, the photoelectric conversion unit 22 is configured as a micro single-mode fiber transceiver, an insulating plate 33 is fixed inside the metal housing 3, and the micro single-mode fiber transceiver is mounted on the insulating plate 33. The miniature single-mode fiber transceiver has the advantages of providing data transmission with ultralow time delay, being completely transparent to network protocols, mostly adopting a special ASIC chip to realize data line speed forwarding, mostly adopting a 1+1 power supply design, supporting ultra-wide power supply voltage, realizing power supply protection and automatic switching, and the like. Meanwhile, the ultra-wide working temperature range is supported, and the complete transmission distance of 0-120 kilometers is supported. The insulating plate 33 is arranged between the metal shell 3 and the miniature single-mode fiber transceiver, so that the working stability of the miniature single-mode fiber transceiver is ensured.
Further, referring to fig. 2, a microcontroller 5 is disposed in the single-mode fiber transceiver, an MCU51 is disposed on the microcontroller 5, a plurality of circuit expansion interfaces are disposed on the MCU51, and the MCU51 is connected to the RF wireless module 52 and the fault detection circuit 53 through the circuit expansion interfaces. The MCU51 is also connected with a low power consumption circuit 54, which is mainly used for reducing the energy consumption of the integrated circuit, saving energy and simultaneously greatly improving the speed of the integrated circuit. Secondly, the generated heat can be reduced, and the stable work of the circuit is ensured.
The fault detection circuit 53 is able to monitor the transmission of data between the single mode fibre optic transceiver and the fibre optic line via the MCU 51. When the interruption of the optical fiber line is detected, an interruption signal is sent to the MCU51, the RF wireless module 52 is automatically opened through the MCU51, the RF wireless module 52 is wirelessly connected with the router, the continuous transmission of data is realized, and the anti-interference capability of the HDMI connector is improved through the RF wireless module 52 with a redundancy design.
The implementation principle of the embodiment is as follows: when the HDMI connector is used, the input end of the HDMI connector is connected with the output device, and the output end of the HDMI connector is connected with the playing device. When in connection, the conductive terminals 23 are connected with the photoelectric conversion unit 22 through the elastic clamping piece, so that the circuit is conducted, and the transmission of video and audio signals is facilitated. The connector main body 2 converts most of the electrical signals into optical signals through the photoelectric conversion unit 22, transmits the optical signals in the optical fiber line 11, converts the optical signals into electrical signals through the photoelectric conversion unit 22 when the optical signals reach an output end, and transmits the electrical signals to the playing device through the conductive terminal 23 and the HDMI interface.
The HDMI connector improves the signal transmission rate and the signal flow in an optical fiber transmission mode, realizes long-distance transmission, and has the advantages of small attenuation, wide frequency band, strong anti-interference performance, high safety performance, small volume, light weight and the like, so the HDMI connector has incomparable advantages in the aspects of long-distance transmission, special environment and the like. When the connector is disconnected, the elastic clamping piece naturally recovers to drive the photoelectric conversion unit 22 to be separated from the conductive terminal 23, so that a user can judge whether the HDMI connector is connected well according to the transmission rate when using the connector, and the use experience of the user is improved.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (7)
1. The utility model provides a take optical fiber transmission's HDMI connector which characterized in that: the connector comprises an input end, a connecting wire (1) and an output end, wherein two ends of the connecting wire (1) are respectively connected with the input end and the output end, the input end and the output end are provided with a connector main body (2), and the connector main body (2) comprises an insulating shell (21), and a photoelectric conversion unit (22), a conductive terminal (23) and an elastic clamping piece which are arranged in the insulating shell (21);
the connecting wire (1) comprises an optical fiber wire (11) and a metal wire (12), the optical fiber wire (11) is connected with the photoelectric conversion unit (22), and the metal wire (12) is connected with the conductive terminal (23);
when the connector main body (2) is connected with the HDMI, the photoelectric conversion unit (22) is connected with the conductive terminal (23) through the elastic clamping piece and is used for transmitting electric signals;
when the connector main body (2) is separated from the HDMI interface, the elastic clamping piece restores to a natural state to drive the photoelectric conversion unit (22) to be separated from the conductive terminal (23).
2. The HDMI connector with optical fiber transmission according to claim 1, wherein: the inner wall of the insulating shell (21) is fixedly connected with a metal shell (3) connected with the metal wire (12), a terminal groove (31) is formed in the metal shell (3), and the conductive terminal (23) is installed in the terminal groove (31);
the elastic clamping piece comprises an insulator (241), a metal elastic sheet (242) and a conducting wire (243), one end of the conducting wire (243) is connected with the photoelectric conversion unit (22), the other end of the conducting wire is connected with the metal elastic sheet (242), the insulator (241) is fixed on the metal shell (3), one end, far away from the conducting wire (243), of the metal elastic sheet (242) is fixed on the insulator (241), and one end of the metal elastic sheet (242) can be in contact with and separated from the metal shell (3).
3. The HDMI connector with optical fiber transmission according to claim 2, wherein: the metal shell (3) is fixedly connected with a conductive block (32), and the conductive block (32) is arranged above the metal elastic sheet (242).
4. The HDMI connector with optical fiber transmission according to claim 2, wherein: the photoelectric conversion unit (22) is configured to be a miniature single-mode fiber transceiver, an insulating plate (33) is fixed inside the metal shell (3), and the miniature single-mode fiber transceiver is installed on the insulating plate (33).
5. The HDMI connector with optical fiber transmission according to claim 1, wherein: the metal wire (12) is configured as a copper core wire, and the optical fiber wire (11) is configured as a single mode optical fiber.
6. The HDMI connector with optical fiber transmission according to claim 5, wherein: and an optical cable protective sleeve (4) is arranged on the outer side of the connecting wire (1).
7. The HDMI connector with optical fiber transmission according to claim 4, wherein: the single-mode fiber transceiver is characterized in that a microcontroller (5) is arranged in the single-mode fiber transceiver, an MCU (51) is arranged on the microcontroller (5), a plurality of circuit expansion interfaces are arranged on the MCU (51), and the MCU (51) is connected with an RF wireless module (52) and a fault detection circuit (53) through the circuit expansion interfaces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011020400.0A CN114256644A (en) | 2020-09-25 | 2020-09-25 | HDMI connector with optical fiber transmission |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011020400.0A CN114256644A (en) | 2020-09-25 | 2020-09-25 | HDMI connector with optical fiber transmission |
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| CN114256644A true CN114256644A (en) | 2022-03-29 |
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| CN202011020400.0A Pending CN114256644A (en) | 2020-09-25 | 2020-09-25 | HDMI connector with optical fiber transmission |
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| DE202019103754U1 (en) * | 2019-07-09 | 2019-07-17 | Shenzhen Euroway Technology Co., Ltd | HDMI connection device for an active optical fiber cable |
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2020
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