CN103414046A - HDMI cable applied to HD video/audio playback device and manufacturing method - Google Patents
HDMI cable applied to HD video/audio playback device and manufacturing method Download PDFInfo
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- CN103414046A CN103414046A CN2013102409507A CN201310240950A CN103414046A CN 103414046 A CN103414046 A CN 103414046A CN 2013102409507 A CN2013102409507 A CN 2013102409507A CN 201310240950 A CN201310240950 A CN 201310240950A CN 103414046 A CN103414046 A CN 103414046A
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 25
- 229910052751 metal Inorganic materials 0.000 claims abstract description 37
- 239000002184 metal Substances 0.000 claims abstract description 37
- 238000002788 crimping Methods 0.000 claims abstract description 27
- 238000009413 insulation Methods 0.000 claims abstract description 15
- 238000000034 method Methods 0.000 claims abstract description 12
- 230000005540 biological transmission Effects 0.000 claims abstract description 6
- 238000003825 pressing Methods 0.000 claims abstract description 4
- 210000004907 gland Anatomy 0.000 claims description 39
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 28
- 229910052802 copper Inorganic materials 0.000 claims description 25
- 239000010949 copper Substances 0.000 claims description 25
- 239000000463 material Substances 0.000 claims description 8
- 239000012212 insulator Substances 0.000 claims description 4
- 238000001746 injection moulding Methods 0.000 claims description 3
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 230000008569 process Effects 0.000 abstract description 5
- 238000003780 insertion Methods 0.000 abstract description 2
- 230000037431 insertion Effects 0.000 abstract description 2
- 239000004020 conductor Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000008054 signal transmission Effects 0.000 description 3
- 239000005030 aluminium foil Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 238000005476 soldering Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 238000005493 welding type Methods 0.000 description 1
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Abstract
The invention provides an HDMI cable applied to HD video/audio playback device and a manufacturing method. The HDMI cable comprises a stranded wire flexible flat cable (FFC) of a parallel structure and an HDMI connector. The HDMI connector comprises an insulated body, a connecting terminal, a metal shell, an insulation supporting body and an insulation pressing cover, wherein the insulated body comprises a front part and a rear part, and an insertion slot of the front part is provided with upper and lower fixing grooves; the insulation supporting body is provided with crimping grooves and is arranged on the rear part of the insulated body; the connecting terminal is composed of two rows of terminals forming oppositely inserted elastic sheets, and all crimping parts extend into the corresponding crimping grooves; and the insulation pressing cover is provided with a clamping groove, the clamping groove is provided with a plurality of grids for fixing transmission metal wires of the FFC, and the cover is arranged on the insulation supporting body so that the connecting terminal in the crimping groove and the transmission metal wires in the clamping groove are in crimping connection. According to the HDMI cable applied to HD video/audio playback device and the manufacturing method, the HDMI cable of a parallel structure and the single-row contact type Pin slots are adopted, the process is simplified, the manual operation is reduced, the production efficiency is improved, and the manufacturing cost is reduced.
Description
Technical Field
The present invention relates to the field of signal line technology, and in particular, to an HDMI (High Definition Multimedia Interface) line applied to a High Definition video/audio playback device and a method for manufacturing the same.
Background
HDMI is a digital video/audio interface technology, and is widely used for high-definition video/audio transmission. There are mainly 4 forms of HDMI lines on the market, a Type, B Type, C Type and D Type respectively, where B Type is 29pin, A, C, D are all 19 pins, a Type is a standard HDMI line, and C Type is mainly used for portable devices, for example: DV, digital camera, etc. The D Type belongs to a micro port and is mainly used for mobile phones, MP4, MP5 and the like.
The conventional standard HDMI cable of Type a has the following disadvantages:
1) traditional HDMI line uses stranded conductor structure, need carry out a series of operations to it, including taking off the outer quilt, take off the aluminium foil, wear the sleeve, hot-blast blowpipe, separated time, cut the sinle silk, just can weld operation to it after taking off the core line, the process is quite many, and separated time step is loaded down with trivial details moreover, will rely on artifical discernment pin bit definition to separated time is carried out to pin bit pair stranded conductor.
2) The traditional HDMI wire uses the whole parcel stranded conductor of aluminium foil to wrap up every signal transmission line alone and just can reach the effect of shielding electromagnetic interference, technology is loaded down with trivial details, and required human cost and material cost are high.
3) The traditional HDMI wire uses double rows of welding type Pin grooves, the upper row of Pin grooves and the lower row of Pin grooves are required to be filled with solder paste, and the wire core is divided into the upper row of wire core and the lower row of wire core to be welded so as to achieve the purposes of conduction and signal transmission. Uncontrollable factors exist, the reject ratio is high, and phenomena such as empty welding, short circuit and the like are easy to occur, so that rework is caused, the manufacturing cost is indirectly increased, and the production efficiency is influenced.
Disclosure of Invention
The invention aims to provide an HDMI cable applied to high-definition video/audio playing equipment and a manufacturing method thereof, which simplify the process flow, reduce manual operation and improve the production efficiency;
another object of the present invention is to provide an HDMI cable for high definition video/audio playback devices and a method for manufacturing the same, which avoids the phenomena of dry soldering, short circuit, etc. caused by the use of double rows of soldering Pin slots, reduces the manufacturing cost, and further improves the production efficiency.
The purpose of the invention is realized by the following technical scheme:
an HDMI cable applied to high definition video/audio playing equipment comprises a twisted wire FFC and HDMI connectors arranged at two ends of the twisted wire FFC,
the stranded wire FFC comprises a plurality of copper stranded wires, an upper layer insulating film and a lower layer insulating film; the multiple copper stranded wires are arranged in parallel, the upper and lower surfaces of the multiple copper stranded wires are respectively attached to the upper insulating film and the lower insulating film, and the two ends of the multiple copper stranded wires are exposed outside and are in compression joint with the HDMI connector;
the HDMI connector comprises an insulation body, a connecting terminal, a metal shell, an insulation support body and an insulation gland; wherein,
the insulator body includes a front portion and a rear portion; the front part is provided with a front wall and a slot which penetrates through the front wall and is formed by backward sinking, and the upper surface and the lower surface in the slot are both formed with a plurality of fixing slots by upward sinking and downward sinking from the surface; the rear part comprises a base for mounting the insulating support body;
the insulating support body is recessed downwards from the surface of the insulating support body to form a plurality of crimping grooves which are fixedly arranged on a base at the rear part of the insulating body;
the connecting terminal consists of a first row of terminals and a second row of terminals which have the same structure; the first row of terminals and the second row of terminals are oppositely arranged in an upper row and a lower row and respectively comprise a base part, a contact part and a crimping part, the crimping parts of all the terminals are arranged in a row, when the first row of terminals and the second row of terminals are assembled in the insulating body, the first row of terminals are inserted into the fixing grooves of the top plate, the second row of terminals are inserted into the fixing grooves of the bottom plate to form oppositely inserted elastic sheets, and all the crimping parts extend into the corresponding crimping grooves;
the insulating gland is sunken downwards from the inner surface of the insulating gland to form a clamping groove, a plurality of lattices for fixing a plurality of strands of copper stranded wires of the stranded wire FFC are arranged in the clamping groove, and the insulating gland is covered on a crimping groove of the insulating support body, so that a connecting terminal in the crimping groove and a transmission metal wire in the clamping groove form crimping.
Preferably, the metal shell is sleeved outside the insulating body.
Preferably, the insulation support body is provided with an insulation support body, and the insulation support body is provided with a metal gland.
Preferably, the insulating gland is provided with hooks on two side edges, the insulating support is correspondingly provided with a first hanging table on two side edges, and the insulating gland and the insulating support are buckled with the first hanging table through the hooks.
Preferably, hanging holes are formed in two sides of the metal gland, a hanging plate is arranged at the front end of the metal gland, a guide plate is arranged on the insulating body and corresponds to the hanging plate, and second hanging platforms are arranged on two sides of the metal shell;
the metal gland is buckled in through the direction of the guide plate on the hanging plate and the insulating body until a hanging hole on the metal gland is buckled with a second hanging platform on the metal shell.
Preferably, the external part of the twisted wire FFC is also coated with a layer of special characteristic impedance control material.
Preferably, the HDMI cable is externally sleeved with a PET mesh grid.
A method for manufacturing the HDMI cable comprises the following steps:
respectively attaching the upper surface and the lower surface of a plurality of copper stranded wires which are arranged in parallel to an upper insulating film and a lower insulating film, and exposing two ends of the plurality of copper stranded wires to the outside to prepare a stranded wire FFC;
assembling the insulating body, the connecting terminal, the metal shell and the insulating support body into a connector elastic sheet body;
placing a plurality of copper stranded wires exposed at two ends of the stranded wire FFC into a clamping groove in the insulating gland;
and reversely buckling and pressing the insulating gland with the plurality of copper strands into the connector elastic sheet body, and then performing injection molding.
Preferably, the manufacturing method further comprises the steps of: after the insulating gland is reversely buckled and pressed into the elastic sheet body of the connector, the metal gland is buckled on the insulating gland.
Preferably, the manufacturing method further comprises the steps of: after the twisted wire FFC is manufactured, a layer of special characteristic impedance control material is attached to the outer portion of the twisted wire FFC.
Compared with the prior art, the embodiment of the invention has the following beneficial effects:
1) the HDMI wire adopts a parallel structure that a plurality of copper stranded wires are placed in parallel and are vertically attached with the insulating leather films, the distance control is fine and reaches 0.5+/-0.05mm, manual identification of pin definition is not needed, the process flow is simplified in a maximization mode, manual operation is reduced, and the production efficiency is greatly improved. Meanwhile, the structure of the flat wire also enables the HDMI wire to be thinner and lighter, can be applied to some ultrathin high-definition playing equipment, and has remarkable advantages compared with the traditional HDMI wire; has longer bending life, no short circuit break phenomenon through swinging more than 30000 times, and the change rate of the conductor resistance is less than 3 percent.
2) The HDMI wire is of a parallel wire structure, a layer of special characteristic impedance control material is attached to the surface of the HDMI wire, the purposes of shielding electromagnetic interference and controlling characteristic impedance are achieved, the shielding effect is good, the control range of the characteristic impedance is accurate and stable and reaches 100 +/-10 omega, and the stability of signal transmission is further guaranteed.
3) According to the HDMI cable, the single-row contact type Pin grooves are adopted, the parallel copper stranded wires are straightened, flatly placed in the connector plastic gland, contacted and conducted with the connector elastic sheet body, and tightly buckled with the connector, so that the effect of conducting and transmitting signals can be achieved, the yield is high, the operability is high, the production efficiency is improved, and the manufacturing cost is reduced.
Drawings
Fig. 1 is an exploded view of an HDMI connector in an embodiment of the present invention.
Fig. 2 is a schematic diagram of a part of a processing procedure of an HDMI cable according to an embodiment of the present invention.
Fig. 3 is a schematic diagram of a second part of the HDMI cable manufacturing process according to the embodiment of the present invention.
Fig. 4 is a schematic diagram of a third processing step of the HDMI cable according to the embodiment of the present invention.
Detailed Description
The invention is an innovation based on standard HDMI line A Type, which is a novel HDMI line applied to High-Definition video/audio playing equipment, and is called FFC-HDMI (Flexible Flat Cable-High Definition Multimedia Interface) line for short.
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In this embodiment, the FFC-HDMI cable is composed of a twisted wire FFC1 and an HDMI connector.
First, stranded wire FFC 1: the copper-clad plate is formed by bonding a plurality of copper strands 11, an upper insulating film 12 and a lower insulating film 13. The multiple copper strands 11 are placed in parallel to form a parallel structure, two ends of the multiple copper strands 11 are exposed, exposed parts can be welded, and the exposed parts are used for being in press-fit contact combination with the HDMI connector.
The structure of the HDMI connector is shown in fig. 1, and includes a connection terminal 2, a metal shell 3, an insulating support 4, an insulating cover 5, a metal cover 6, and an insulating body 7. The connecting terminal 2, the metal shell 3, the insulating support 4 and the insulating body 7 are assembled to form a connector elastic sheet body.
The insulating body 7 comprises a front part 71 and a rear part 72 which are integrally formed. The front portion 71 has a front wall and a slot 711 formed through the front wall and recessed rearward; the slot 711 has a top plate at the top thereof and a bottom plate at the bottom thereof, and each of the top plate and the bottom plate has a plurality of fixing grooves 712 formed by being depressed upward/downward from the surface thereof. The rear portion 72 comprises a base plate for assembly with the insulating support 4.
The connection terminal 2 is composed of a first row of terminals 21 and a second row of terminals 22 which are identical in structure; the two rows of terminals respectively comprise a base part, a contact part and a crimping part, wherein the contact part is formed by bending and extending the base part forwards, and the crimping part is bent and extending the base part backwards. The first row of terminals 21 and the second row of terminals 22 are arranged in two rows, the crimping parts of all the terminals are located on the same plane, the opposite insertion elastic sheet is formed in the insulating body 7 after assembly, the base parts and the contact parts of the first row of terminals 21 are located in the fixing grooves 712 of the top plate, the base parts and the contact parts of the second row of terminals 22 are located in the fixing grooves 712 of the bottom plate, and the crimping parts of the two rows of terminals are respectively located in the corresponding crimping grooves 41 of the insulating support body 4.
A metal shell 3 including a shell left portion and a shell right portion integrally formed corresponding to the insulating body 7; the left part of the shell is sleeved on the left part of the insulating body 7, the upper surface and the lower surface of the left part are both shielded, the right part is fixed on the bottom surface of the right part of the insulating body 7, and the lower surface of the right part is shielded, so that the upper surface of the right part is exposed.
The insulating support body 4 is recessed downwards from the surface thereof to form a plurality of crimping grooves 41; the insulating support 4 is inserted into the crimp groove 41 of the connecting terminal 22 after being assembled into the insulating body 7, and supports the connecting terminal 2 assembled into the insulating body 7 so that the connecting terminal 2 is stressed when being compressed.
The body of the insulating gland 5 is recessed downwards from the inner surface thereof to form a clamping groove 51, and a plurality of lattices are arranged in the clamping groove 51 and used for fixing the exposed part of the multiple copper strands 11 of the FFC1 in the insulating gland 5. The insulating gland 5 is also provided with a front hook 52 and a rear hook 53 at two sides of the body, which are used for matching with the hanging platforms at two sides of the insulating support body 4 and preventing falling off after assembly.
The metal cover 6 is provided at the rear of the insulating body 7 after the insulating cover 5 is provided on the insulating support 4. During assembly, the metal gland 6 is guided and buckled with the guide plate 721 in the insulating body 7 through the hanging plate 62, and the hanging hole 61 in the metal gland 6 is buckled with the hanging table 31 in the metal shell 3, so that the metal gland and the hanging table are tightly buckled with each other, and the stable connection between the stranded wire FFC1 and the insulating support body 4 is ensured.
In the assembling process, the metal shell 7 is buckled to the stranded wire FFC1 of the assembled connector elastic sheet body 4, and the lower cover is buckled, so that a product 8 in the figure 4 is obtained; and then the target product can be obtained by molding the outer die, and a PET woven net can be sleeved outside the product to protect the wires, so that the appearance is improved.
Specifically, as shown in fig. 2 to 4, the manufacturing process flow of the FFC-HDMI cable includes:
the first step is as follows: as shown in fig. 2, a stranded copper wire 11, an upper insulating film 12 and a lower insulating film 13 are bonded to form a stranded FFC1, and a special characteristic impedance control material is bonded to the stranded copper wire (or the stranded copper wire, the insulating film and the special characteristic impedance control material are bonded to form a stranded FFC 1).
The second step is that: as shown in fig. 2, two ends of the twisted wire FFC1 are respectively assembled with the plastic gland 2, and the multiple copper twisted wires 11 exposed at two ends of the twisted wire FFC1 are installed in corresponding slots of the plastic gland 2.
The third step: as shown in fig. 3, the plastic gland 2 with the wires FFC1 loaded therein is press-fitted into the connector blade body.
The fourth step: the metal gland 6 will be snapped onto the rear of the insulator body 7 as shown in figure 4.
The fifth step: and forming an external mold, and performing injection molding on the connection part of the HDMI connector and the stranded wire FFC 1.
And a sixth step: the PET mesh grid is sleeved to protect wires and improve the attractiveness.
The seventh step: the two ends of the novel HDMI cable are connected with the video/audio output end and the input end respectively to realize connection and complete transmission of high-definition video/audio signals.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. An HDMI cable applied to high definition video/audio playing equipment comprises a twisted wire FFC and HDMI connectors arranged at two ends of the twisted wire FFC, and is characterized in that,
the stranded wire FFC comprises a plurality of copper stranded wires, an upper layer insulating film and a lower layer insulating film; the multiple copper stranded wires are arranged in parallel, the upper and lower surfaces of the multiple copper stranded wires are respectively attached to the upper insulating film and the lower insulating film, and the two ends of the multiple copper stranded wires are exposed outside and are in compression joint with the HDMI connector;
the HDMI connector comprises an insulation body, a connecting terminal, a metal shell, an insulation support body and an insulation gland; wherein,
the insulator body includes a front portion and a rear portion; the front part is provided with a front wall and a slot which penetrates through the front wall and is formed by backward sinking, and the upper surface and the lower surface in the slot are both formed with a plurality of fixing slots by upward sinking and downward sinking from the surface; the rear part comprises a base for mounting the insulating support body;
the insulating support body is recessed downwards from the surface of the insulating support body to form a plurality of crimping grooves which are fixedly arranged on a base at the rear part of the insulating body;
the connecting terminal consists of a first row of terminals and a second row of terminals which have the same structure; the first row of terminals and the second row of terminals are oppositely arranged in an upper row and a lower row and respectively comprise a base part, a contact part and a crimping part, the crimping parts of all the terminals are arranged in a row, when the first row of terminals and the second row of terminals are assembled in the insulating body, the first row of terminals are inserted into the fixing grooves of the top plate, the second row of terminals are inserted into the fixing grooves of the bottom plate to form oppositely inserted elastic sheets, and all the crimping parts extend into the corresponding crimping grooves;
the insulating gland is sunken downwards from the inner surface of the insulating gland to form a clamping groove, a plurality of lattices for fixing a plurality of strands of copper stranded wires of the stranded wire FFC are arranged in the clamping groove, and the insulating gland is covered on a crimping groove of the insulating support body, so that a connecting terminal in the crimping groove and a transmission metal wire in the clamping groove form crimping.
2. The HDMI cable applied to HD video/audio playback devices as claimed in claim 1, wherein said metal shell is sleeved outside of said insulation body.
3. The HDMI cable applied to high definition video/audio playback devices as claimed in claim 2, further comprising a metal cover, wherein after the insulating cover is covered on the insulating support, the cover is disposed at the rear portion of the insulating body, outside the insulating cover.
4. The HDMI cable as claimed in claim 2, wherein the insulating cover has hooks on two sides, the insulating support has a first hanging platform on two sides, and the insulating cover and the insulating support are fastened to the first hanging platform by the hooks.
5. The HDMI cable applied to high definition video/audio playing device according to claim 3, wherein two sides of said metal gland are provided with hanging holes, the front end is provided with a hanging plate, a guiding plate is provided on the position of said insulator corresponding to said hanging plate, two sides of the metal shell are provided with second hanging platforms;
the metal gland is buckled in through the direction of the guide plate on the hanging plate and the insulating body until a hanging hole on the metal gland is buckled with a second hanging platform on the metal shell.
6. The HDMI cable applied to HD video/audio playback devices of claim 1, wherein said twisted wire FFC is further externally coated with a layer of tailor-made characteristic impedance control material.
7. The HDMI cable applied to HD video/audio playback devices as claimed in claim 1, wherein said HDMI cable is externally covered with PET mesh.
8. A method for manufacturing an HDMI cable according to any one of claims 1 to 7, comprising the steps of:
respectively attaching the upper surface and the lower surface of a plurality of copper stranded wires which are arranged in parallel to an upper insulating film and a lower insulating film, and exposing two ends of the plurality of copper stranded wires to the outside to prepare a stranded wire FFC;
assembling the insulating body, the connecting terminal, the metal shell and the insulating support body into a connector elastic sheet body;
placing a plurality of copper stranded wires exposed at two ends of the stranded wire FFC into a clamping groove in the insulating gland;
and reversely buckling and pressing the insulating gland with the plurality of copper strands into the connector elastic sheet body, and then performing injection molding.
9. The method for manufacturing the HDMI cable according to claim 8, further comprising the steps of: after the insulating gland is reversely buckled and pressed into the elastic sheet body of the connector, the metal gland is buckled on the insulating gland.
10. The method for manufacturing the HDMI cable according to claim 8, further comprising the steps of: after the twisted wire FFC is manufactured, a layer of special characteristic impedance control material is attached to the outer portion of the twisted wire FFC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310240950.7A CN103414046B (en) | 2013-06-18 | 2013-06-18 | Be applied to HDMI wire and the manufacture method of HD video/audio-frequence player device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310240950.7A CN103414046B (en) | 2013-06-18 | 2013-06-18 | Be applied to HDMI wire and the manufacture method of HD video/audio-frequence player device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103414046A true CN103414046A (en) | 2013-11-27 |
| CN103414046B CN103414046B (en) | 2015-09-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310240950.7A Active CN103414046B (en) | 2013-06-18 | 2013-06-18 | Be applied to HDMI wire and the manufacture method of HD video/audio-frequence player device |
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| Country | Link |
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| CN (1) | CN103414046B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103401085A (en) * | 2013-08-07 | 2013-11-20 | 深圳市得润电子股份有限公司 | HDMI (High Definition Multimedia Interface) for high-definition video/audio play device |
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| CN201332150Y (en) * | 2008-11-20 | 2009-10-21 | 天瑞电子（深圳）有限公司 | Improved connecting device structure suitable for high-resolution multimedia interface |
| US8007323B1 (en) * | 2010-11-16 | 2011-08-30 | Cheng Uei Precision Industry Co., Ltd. | HDMI connector with fastening portions of terminals insert molded in insulating bodies |
| CN202004177U (en) * | 2010-12-25 | 2011-10-05 | 富士康(昆山)电脑接插件有限公司 | Electric connector |
| CN203521732U (en) * | 2013-06-18 | 2014-04-02 | 深圳市得润电子股份有限公司 | HDMI cable applied to HD video/audio playback device |
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2013
- 2013-06-18 CN CN201310240950.7A patent/CN103414046B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2687875Y (en) * | 2004-03-18 | 2005-03-23 | 连展科技（深圳）有限公司 | High analytic multimedia digital transmission interface plug connector |
| CN201025637Y (en) * | 2007-03-27 | 2008-02-20 | 汉达精密电子(昆山)有限公司 | electrical connector |
| CN201332150Y (en) * | 2008-11-20 | 2009-10-21 | 天瑞电子（深圳）有限公司 | Improved connecting device structure suitable for high-resolution multimedia interface |
| US8007323B1 (en) * | 2010-11-16 | 2011-08-30 | Cheng Uei Precision Industry Co., Ltd. | HDMI connector with fastening portions of terminals insert molded in insulating bodies |
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| CN103401085A (en) * | 2013-08-07 | 2013-11-20 | 深圳市得润电子股份有限公司 | HDMI (High Definition Multimedia Interface) for high-definition video/audio play device |
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| Publication number | Publication date |
|---|---|
| CN103414046B (en) | 2015-09-09 |
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| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 518107 Derun Electronic Industrial Park, 269 Huitong Road, Fenghuang street, Guangming District, Shenzhen City, Guangdong Province Patentee after: SHENZHEN DEREN ELECTRONIC Co.,Ltd. Address before: 518107, Guangdong province Shenzhen Guangming New District Guangming Street, No. thirty-three Road, 9 Electronic Industrial Park run Patentee before: SHENZHEN DEREN ELECTRONIC Co.,Ltd. |