CN106532382A - USB Type-C adapter and implementation method thereof - Google Patents
USB Type-C adapter and implementation method thereof Download PDFInfo
- Publication number
- CN106532382A CN106532382A CN201610835768.XA CN201610835768A CN106532382A CN 106532382 A CN106532382 A CN 106532382A CN 201610835768 A CN201610835768 A CN 201610835768A CN 106532382 A CN106532382 A CN 106532382A
- Authority
- CN
- China
- Prior art keywords
- signal
- usb type
- audio
- adapters
- female ends
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
- 238000000034 method Methods 0.000 title claims abstract description 8
- 230000005236 sound signal Effects 0.000 claims abstract description 42
- 230000005540 biological transmission Effects 0.000 claims abstract description 33
- 230000011664 signaling Effects 0.000 claims description 39
- 230000008054 signal transmission Effects 0.000 claims description 15
- 238000012546 transfer Methods 0.000 description 4
- 238000013501 data transformation Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 102100036464 Activated RNA polymerase II transcriptional coactivator p15 Human genes 0.000 description 2
- 101000713904 Homo sapiens Activated RNA polymerase II transcriptional coactivator p15 Proteins 0.000 description 2
- 229910004444 SUB1 Inorganic materials 0.000 description 2
- 229910004438 SUB2 Inorganic materials 0.000 description 2
- 101100311330 Schizosaccharomyces pombe (strain 972 / ATCC 24843) uap56 gene Proteins 0.000 description 2
- 230000003321 amplification Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 101150018444 sub2 gene Proteins 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R31/00—Coupling parts supported only by co-operation with counterpart
- H01R31/06—Intermediate parts for linking two coupling parts, e.g. adapter
- H01R31/065—Intermediate parts for linking two coupling parts, e.g. adapter with built-in electric apparatus
-
- 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
- H01R13/66—Structural association with built-in electrical component
- H01R13/665—Structural association with built-in electrical component with built-in electronic circuit
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R27/00—Coupling parts adapted for co-operation with two or more dissimilar counterparts
Abstract
The present invention provides a USB Type-C adapter. The adapter comprises: a signal interface configured to transmit signals, and the signals include audio signals and charging signals; at least two USB Type-C female ends which are connected with the signal interface; and a control unit connected with the signal interface and connected between the at least two USB Type-C female ends, wherein the control unit is configured to identify the types of the signals and respectively transmit different types of signals to different USB Type-C female ends. The USB Type-C adapter and the implementation method thereof can be compatible with and intelligently switch the audio frequency input and output, charging and data transmission.
Description
Technical field
The present invention relates to electronic device field, more particularly to it is a kind of using USB Type-C adapters, with intelligent switching
Audio output, the USB Type-C adapters of charge function and its implementation.
Background technology
With the new standard USB Type-C interfaces of USB (Universal Serial Bus, USB) interface
Emerge, it is this with it is ultra-thin, at a high speed, powerful power supply capacity, support positive anti-plug, integrate several functions as powered, data transfer
And video frequency output, the new interface of the multifrequency nature such as backward compatibility, it is expected to replace other interfaces.
However, the USB Type-C adapters being widely used on the market at present are substantially all only comprising charging, data transfer
Effect, function are limited, and the function such as audio frequency that its internal pin is included but is not developed use.
The content of the invention
Technical problem solved by the invention is to provide a kind of USB Type-C adapters, and which can solve traditional USB
The problem of the incompatible audio signal transmission of Type-C adapters.
For solving above-mentioned technical problem, the invention provides a kind of USB Type-C adapters, including：
Signaling interface, for transmission signal, the signal includes audio signal, charging signals；
At least two USB Type-C female ends, are connected with the signaling interface；
Control unit, connects between the signaling interface and at least two USB Type-C female ends, and described control unit is used for knowing
Different types of signal is simultaneously transmitted separately to different USB Type-C female ends by the type of not described signal.
Further, a USB Type-C female end at least two USB Type-C female ends only transmits charging
Signal, remaining USB Type-C female end described at least one only transmit audio signal.
Further, also include：
First controller, which is connected between the signaling interface and control unit, for recognizing the signaling interface transmission
The type of the audio signal, the audio signal include digital audio and video signals or simulated audio signal；
Signal transmission line, is connected with the signaling interface, and the signal transmission line includes digital audio and video signals transmission line
With simulated audio signal transmission line；
Dividing cell, is connected between the signaling interface and signal transmission line and with first controller, for root
The type of the signal identified according to first controller is gating the signal transmission line.
Further, also include：
Include audio decoding unit on the digital audio and video signals transmission line, for the digital audio and video signals are converted to mould
Intend audio signal.
Further, include signal amplification unit on the signal transmission line, for amplifying the analogue audio frequency letter
Number.
Further, the signal also includes control signal, and the electronic equipment is by the signaling interface to described
First controller transmits the control signal and realizes control of the electronic equipment to the USB Type-C female ends.
Further, the signal also includes audio input signal, and which passes through the signaling interface and transmit to electronics to set
It is standby.
Further, at least two second controllers for matching with external equipment, its quantity and institute are also included
State at least two USB Type-C female ends consistent, which is connected between described control unit and USB Type-C female ends.
This case additionally provides a kind of implementation method of USB Type-C adapters, including：Including：
Include the signal of audio signal, charging signals using signaling interface transmission；
The signal is transmitted using at least two USB Type-C female ends；
The type of the signal is recognized using a control unit and different types of signal is transmitted separately to into different USB
Type-C female ends.
Further, also include：
When described control unit determines that the signal is charging signals, charging signals are transmitted using described control unit；
When it is determined that the signal is audio signal, transmitting the audio signal using with audio signal transmission wire road.
Compared with prior art, the present invention utilizes USB Type-C adapters, extends at least two USB Type-C female ends,
Audio input output, and charging, the data-transformation facility of routine can be switched with compatibility and intelligently；Meanwhile, when signal accesses USB
After Type-C female ends, USB Type-C adapters intelligently switch analogue audio frequency, DAB using controller.
Description of the drawings
Fig. 1 is the schematic diagram of the USB Type-C adapters described in the embodiment of the present invention one；
Fig. 2 is the schematic diagram of the USB Type-C adapters described in the embodiment of the present invention one；
Fig. 3 is the schematic diagram of the USB Type-C adapters described in the embodiment of the present invention two；
Fig. 4 is the flow chart of the implementation method of the USB Type-C adapters described in the embodiment of the present invention three.
Specific embodiment
Embodiments of the present invention are described below in detail, the example of the embodiment is shown in the drawings, wherein ad initio
Same or similar element or the element with same or like function are represented to same or similar label eventually.Below by ginseng
The embodiment for examining Description of Drawings is exemplary, it is intended to for explaining the present invention, and be not considered as limiting the invention.
Embodiment one：
As shown in Figure 1, 2, a kind of USB Type-C adapters, including：Signaling interface 10, two USB Type-C female ends, control
Unit 20.
Specifically, signaling interface 10 is used for transmission includes the signal of audio signal, charging signals.Signaling interface 10 can be
USB Type-C signaling interfaces.
Two USB Type-C female ends, are respectively defined as USB Type-C female ends 30, the 2nd USB Type-C female ends
40, it is connected with signaling interface 10 respectively.First USB Type-C female ends 30 are used for transmitting charging signals, and the 2nd USB Type-C are female
End 40 is used for transmitting audio signal.
Control unit 20 connects between signaling interface 10 and USB Type-C female ends 30 respectively, and signaling interface 10
Between the 2nd USB Type-C female ends 40, control unit 20 is used for recognizing the type of signal, and different types of signal is divided
Supplementary biography transports to different USB Type-C female ends.Specifically, if the 2nd USB Type-C female ends 40 access external equipment, then will
Audio signal transmission is to the 2nd USB Type-C female ends 40；If USB Type-C female ends 30 access external equipment, then will
Charging signals are transmitted to USB Type-C female ends 30.
Audio signal can include digital audio and video signals or simulated audio signal.USB Type-C adapters in the present embodiment
The first controller 50 for recognizing audio signal type can also be included, for the dividing cell for transmitting audio signal respectively
70。
Specifically, the first controller 50 is connected between signaling interface 10 and control unit, the first controller 50 and signal
CC1 ends in interface 10, the connection of CC2 ends, for recognizing the type of the audio signal of the transmission of signaling interface 10, signal transmssion line
Road, is connected with signaling interface 10, and the signal transmission line includes digital audio and video signals transmission line 82 and simulated audio signal
Transmission line 81.
Dividing cell 70, is connected between signaling interface 10 and signal transmission line and with the first controller 50, shunting
The connection of the unit 70 D+ ends of signaling interface, D- ends or L ends, R ends, wherein, D+ ends, D- ends are Digital Audio Transmission end, L ends, R ends
For analogue audio frequency transmission end.Dividing cell 70 is for the type of signal that identified according to the first controller 50 come gating signal
Transmission line.
Signal also includes control signal, and electronic equipment transmits control signal reality by signaling interface 10 to the first controller 50
Existing control of the electronic equipment to USB Type-C female ends.
Also include two second controllers 60 for matching with external equipment, its be connected to control unit 20 with
Between first USB Type-C female ends 30, the 2nd USB Type-C female ends 40.
The 2nd USB Type-C female ends 40 in above-described embodiment one can be used for constant transmissions audio signal, a USB
Type-C female ends 30 can be used for constant transmissions charging signals.First USB Type-C female ends 30, the 2nd USB Type-C female ends
40 concrete forms can be the USB Type-C male ends of electronic equipment, and which can be outer with corresponding employing USB Type-C male ends
Portion's equipment（Including but not limited to voiceband facility, charging equipment, data transmission set etc.）Grafting is used cooperatively, and outside is set
After standby USB Type-C interfaces insertion electronic equipment, second controller therein 60 can with USB Type-C male ends in include
Controller with matching between matched using communications protocol.
Now, when there is external equipment（It can be voiceband facility）The 2nd USB Type-C female ends 40 are linked into, are passed through
Second controller 60 is matched with external equipment.
If successful matching, voiceband facility work can transmit audio frequency between electronic equipment and voiceband facility
Signal and using electronic equipment to voiceband facility provide working power and to voiceband facility transmit audio frequency, audio frequency
Transmission equipment can be the earphone with USB Type-C signaling interfaces, without the need for additional power source, that is to say, that voiceband facility can
To obtain the power supply of 5V by USB Type-C signaling interfaces.And can be using voiceband facility to electronic equipment control
System order, for example, carries out telephone receiving, phone and hangs up, and can also control ear by the application program (APP) on electronic equipment
Machine volume, volume equilibrium etc..
If pairing failure, then it represents that earphone is not compatible with electronic equipment, then voiceband facility does not work.Audio frequency is passed
Transfer device can be earphone.
When there is external equipment（Can be charging equipment, data transmission set）USB Type-C female ends 30 are linked into,
Matched by second controller 60 and external equipment.
If successful matching, charging signals or data are transmitted in external equipment work between electronic equipment and external equipment
Signal.
If pairing failure, external equipment do not work.
The present embodiment one extends two USB Type-C female ends using USB Type-C adapters, and one of them is used for audio frequency
Output, another is used for realizing conventional charging, data-transformation facility.After having signal to access USB Type-C female ends, USB
Type-C adapters are intelligently switched using controller, control above-mentioned digital audio and video signals, simulated audio signal.
Embodiment two：
Compared to the USB Type-C adapters in embodiment one, as shown in figure 3, two USB Type-C in embodiment two are female
End, i.e., USB Type-C female ends 30, the signal of the 2nd USB Type-C female ends 40 can realize intelligent switching.
Control unit 20 connects between signaling interface 10 and USB Type-C female ends 30 respectively, and signaling interface 10
Between the 2nd USB Type-C female ends 40, control unit 20 is used for recognizing the type of signal and distinguishes different types of signal
Transmit to different USB Type-C female ends.Specifically, when USB Type-C female ends 30 access external equipment, and control single
Unit 20 recognizes that the signal of external equipment transmission is charging signals, then transmit charging signals to USB Type-C female ends 30.
The effect of the USB Type-C female ends of external equipment is specifically accessed according to the signal for accessing come Intelligent Recognition, can be used for filling
Electricity, it is also possible to for transmitting audio signal.
On the basis of embodiment one, comprising for by digital sound in the digital audio and video signals transmission line 82 of embodiment two
Frequency signal is converted to the audio decoding unit 801 of simulated audio signal, and for the signal amplification of amplified analog audio signal
Unit 802, to obtain higher tonequality.
Also, signal can also include audio input signal, and which passes through signaling interface 10 and transmits to electronic equipment.Audio frequency is defeated
Entering signal is sent by audio input unit 90, and audio input unit 90 is linked into auxiliary signal port SUB1 ends, SUB2 ends.
After USB Type-C signaling interface protocols, electronic equipment is sent to by SUB1 ends, SUB2 ends, audio signal is reached
The purpose of input.
The present embodiment two extends two USB Type-C female ends using USB Type-C adapters, can be according to the letter for receiving
Number come Intelligent Recognition, switching audio input output, conventional charging, data-transformation facility.
The technical scheme adopted including but not limited to above-described embodiment one, two by the present invention, it is also possible in this embodiment
On the basis of USB Type-C adapters, the USB Type-C female end of 3,4 and the above is expanded out according to the actual requirements, and can
Be it is several be fixed for charge or data transfer, it is several be fixed for audio input output.Or according to access
The difference of the sent signal of external equipment, Intelligent Recognition need to transmit a certain signal specific.
Embodiment three：
This case additionally provides a kind of implementation method of USB Type-C adapters, as shown in figure 4, including：
S1：Include the signal of audio signal, charging signals using signaling interface transmission；
S2：The signal is transmitted using two USB Type-C female ends；
S3：Recognize whether the signal that USB Type-C female ends are transmitted is audio signal using a control unit 20；
S4：If so, by audio signal transmission to the USB Type-C female ends；Another USB Type-C female ends are then fixed for charging
Signal transmission；
S5：If it is not, charging signals are transmitted to the USB Type-C female ends；Another USB Type-C female ends are then fixed for audio frequency
Signal transmission.
The above, is only highly preferred embodiment of the present invention, not makees any pro forma restriction to the present invention, is appointed
What those of ordinary skill in the art, under without departing from technical solution of the present invention ambit, using in the method for the disclosure above
Appearance makes many possible variations and modification to technical solution of the present invention, belongs to protective scope of the claims.
Claims (10)
1. a kind of USB Type-C adapters, it is characterised in that include：
Signaling interface, for transmission signal, the signal includes audio signal, charging signals；
At least two USB Type-C female ends, are connected with the signaling interface；And
Control unit, connects between the signaling interface and at least two USB Type-C female ends, and described control unit is used for knowing
Different types of signal is simultaneously transmitted separately to different USB Type-C female ends by the type of not described signal.
2. USB Type-C adapters as claimed in claim 1, it is characterised in that at least two USB Type-C female ends
In a USB Type-C female end only transmit charging signals, remaining USB Type-C female end described at least one only transmits audio frequency
Signal.
3. USB Type-C adapters as claimed in claim 1, it is characterised in that also include：
First controller, which is connected between the signaling interface and control unit, for recognizing the signaling interface transmission
The type of the audio signal, the audio signal include digital audio and video signals or simulated audio signal；
Signal transmission line, is connected with first controller, and the signal transmission line includes digital audio and video signals transmission line
Road and simulated audio signal transmission line；
Dividing cell, is connected between the signaling interface and signal transmission line and with first controller, for root
The type of the signal identified according to first controller is gating the signal transmission line.
4. USB Type-C adapters as claimed in claim 2, it is characterised in that also include：
Include audio decoding unit on the digital audio and video signals transmission line, for the digital audio and video signals are converted to mould
Intend audio signal.
5. USB Type-C adapters as claimed in claim 3, it is characterised in that include signal on the signal transmission line
Amplifying unit, for amplifying the simulated audio signal.
6. USB Type-C adapters as claimed in claim 1, it is characterised in that the signal also includes control signal, institute
Stating electronic equipment realizes electronic equipment to described by the signaling interface to first controller transmission control signal
The control of USB Type-C female ends.
7. USB Type-C adapters as claimed in claim 1, it is characterised in that the signal is also believed including audio input
Number, which passes through the signaling interface and transmits to electronic equipment.
8. USB Type-C adapters as claimed in claim 1, it is characterised in that also include for matching with external equipment
At least two second controllers, its quantity is consistent with least two USB Type-C female ends, and which is connected to described
Between control unit and USB Type-C female ends.
9. a kind of implementation method of USB Type-C adapters, it is characterised in that include：
Include the signal of audio signal, charging signals using signaling interface transmission；
The signal is transmitted using at least two USB Type-C female ends；And
The type of the signal is recognized using a control unit and different types of signal is transmitted separately to into different USB
Type-C female ends.
10. the implementation method of USB Type-C adapters as claimed in claim 9, it is characterised in that also include：
When described control unit determines that the signal is charging signals, charging signals are transmitted using described control unit；
When it is determined that the signal is audio signal, transmitting the audio signal using with audio signal transmission wire road.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610835768.XA CN106532382A (en) | 2016-09-20 | 2016-09-20 | USB Type-C adapter and implementation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610835768.XA CN106532382A (en) | 2016-09-20 | 2016-09-20 | USB Type-C adapter and implementation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106532382A true CN106532382A (en) | 2017-03-22 |
Family
ID=58343903
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610835768.XA Withdrawn CN106532382A (en) | 2016-09-20 | 2016-09-20 | USB Type-C adapter and implementation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106532382A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107220206A (en) * | 2017-05-25 | 2017-09-29 | 上海传英信息技术有限公司 | Converter and the method that mobile terminal and external equipment are connected by converter |
| CN107291415A (en) * | 2017-05-31 | 2017-10-24 | 维沃移动通信有限公司 | A kind of charging and the method and terminal of voice data processing |
| WO2019109933A1 (en) * | 2017-12-05 | 2019-06-13 | 捷开通讯(深圳)有限公司 | Adapter device, multi-device detection system and detection method thereof |
| CN110784000A (en) * | 2019-12-11 | 2020-02-11 | 歌尔股份有限公司 | Charging box |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205176841U (en) * | 2015-12-07 | 2016-04-20 | 乐视致新电子科技（天津）有限公司 | USB -Type -C interface converter |
| CN105872900A (en) * | 2016-04-20 | 2016-08-17 | 乐视控股（北京）有限公司 | Switching device |
| CN107579398A (en) * | 2017-09-07 | 2018-01-12 | 深圳市元创时代科技有限公司 | Socket |
-
2016
- 2016-09-20 CN CN201610835768.XA patent/CN106532382A/en not_active Withdrawn
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205176841U (en) * | 2015-12-07 | 2016-04-20 | 乐视致新电子科技（天津）有限公司 | USB -Type -C interface converter |
| CN105872900A (en) * | 2016-04-20 | 2016-08-17 | 乐视控股（北京）有限公司 | Switching device |
| CN107579398A (en) * | 2017-09-07 | 2018-01-12 | 深圳市元创时代科技有限公司 | Socket |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107220206A (en) * | 2017-05-25 | 2017-09-29 | 上海传英信息技术有限公司 | Converter and the method that mobile terminal and external equipment are connected by converter |
| CN107291415A (en) * | 2017-05-31 | 2017-10-24 | 维沃移动通信有限公司 | A kind of charging and the method and terminal of voice data processing |
| CN107291415B (en) * | 2017-05-31 | 2020-03-03 | 维沃移动通信有限公司 | Charging and audio data processing method and terminal |
| WO2019109933A1 (en) * | 2017-12-05 | 2019-06-13 | 捷开通讯(深圳)有限公司 | Adapter device, multi-device detection system and detection method thereof |
| US11316308B2 (en) | 2017-12-05 | 2022-04-26 | Jrd Communicaton (Shenzhen) Ltd. | Adapter, multi-device detection system and detection method thereof |
| CN110784000A (en) * | 2019-12-11 | 2020-02-11 | 歌尔股份有限公司 | Charging box |
| CN110784000B (en) * | 2019-12-11 | 2024-04-09 | 歌尔股份有限公司 | Charging box |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106021150B (en) | Type-C interface equipment, communication system and communication means | |
| CN108459982B (en) | Communication equipment and switching method of USB and serial port | |
| CN104978296B (en) | For determining the method and apparatus in the direction of power conveying | |
| CN102890666B (en) | A kind of devices and methods therefor of shared interface, communication terminal | |
| CN109286771A (en) | A kind of terminal device and its control method | |
| CN106532382A (en) | USB Type-C adapter and implementation method thereof | |
| CN208158154U (en) | Fast charge line and fast charging system | |
| US20200014229A1 (en) | Intelligent switch system | |
| CN104462013B (en) | A kind of special asic chip system of optical triangle method | |
| CN108292990A (en) | Communication system and communication means | |
| WO2018157431A1 (en) | Method and device for single-line communication | |
| CN109660913B (en) | Terminal, terminal peripheral, signal transmission system and signal sending and receiving method | |
| CN106101770A (en) | A kind of separate type telecommunication mobile terminal and using method thereof | |
| CN103853689A (en) | Device and method of automatic switchover of USB (Universal Serial Bus) and four-line serial port UART (Universal Asynchronous Receiver Transmitter) | |
| CN111031371A (en) | Single-line screen projection system and method | |
| CN107015507A (en) | A kind of central controller integrates extension system | |
| CN107885688B (en) | Signal switching method and device | |
| CN207516993U (en) | A kind of Interface Expanding circuit and device | |
| CN106856289B (en) | Electronic equipment and circuit thereof, switching equipment and circuit thereof and signal processing system | |
| CN203279031U (en) | MHL-HDMI converting and receiving unit and television with same | |
| CN106658253A (en) | Earphone and implementation method thereof | |
| CN102236374B (en) | Mainboard | |
| CN210578885U (en) | Multi-channel signal switcher | |
| CN104679715A (en) | Simple inter-chip communication method and simple inter-chip communication device | |
| CN103473206A (en) | Data transmission method and I2C (Inter-Integrated Circuit) interface extender |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170322 |