CN107370978A - A kind of control method, system and the storage medium of HDMI output equipments - Google Patents

A kind of control method, system and the storage medium of HDMI output equipments Download PDF

Info

Publication number
CN107370978A
CN107370978A CN201710567240.3A CN201710567240A CN107370978A CN 107370978 A CN107370978 A CN 107370978A CN 201710567240 A CN201710567240 A CN 201710567240A CN 107370978 A CN107370978 A CN 107370978A
Authority
CN
China
Prior art keywords
state
hdmi output
output equipments
current state
hdmi
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.)
Pending
Application number
CN201710567240.3A
Other languages
Chinese (zh)
Inventor
郭崇鑫
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangzhou Shiyuan Electronics Thecnology Co Ltd
Original Assignee
Shenzhen Open View Electronic Technology Co Ltd
Guangzhou Shiyuan Electronics Thecnology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Shenzhen Open View Electronic Technology Co Ltd, Guangzhou Shiyuan Electronics Thecnology Co Ltd filed Critical Shenzhen Open View Electronic Technology Co Ltd
Priority to CN201710567240.3A priority Critical patent/CN107370978A/en
Publication of CN107370978A publication Critical patent/CN107370978A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/765—Interface circuits between an apparatus for recording and another apparatus
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/436—Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
    • H04N21/4363—Adapting the video or multiplex stream to a specific local network, e.g. a IEEE 1394 or Bluetooth® network
    • H04N21/43632—Adapting the video or multiplex stream to a specific local network, e.g. a IEEE 1394 or Bluetooth® network involving a wired protocol, e.g. IEEE 1394
    • H04N21/43635—HDMI

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)

Abstract

The invention discloses a kind of control method, system and the storage medium of HDMI output equipments, methods described includes：When the HPD pins for detecting the HDMI output equipments produce interrupt signal, judge the current state of the HPD pins for high level state or low level state；If the current state of the HPD pins is the low level state, judge the current state of the HDMI output equipments for working condition or holding state；If the current state of the HDMI output equipments is the working condition, the current state of the HDMI output equipments is switched into the holding state by the working condition.The present invention can effectively solve the problem that HDMI output equipments after connection of the disconnection with HDMI signal wires the problem of power wastage.

Description

A kind of control method, system and the storage medium of HDMI output equipments
Technical field
The present invention relates to HDMI output equipment technical fields, more particularly to a kind of control method of HDMI output equipments, System and storage medium.
Background technology
HDMI (High Definition Multimedia Interface, HDMI) is a kind of number Word video/audio interfacing, is the tailored version digital interface for being adapted to image transmission, and it can transmit audio and audio-visual simultaneously Signal, the maximum data transmission speed are 5Gbps.HDMI can substitute numerous audio-visual lines with single line, succinctly It is again convenient.HDMI has had the trend that must match somebody with somebody one of interface as digital audio-video product at present.With HDMI technologies Popularization, most manufacturer have installed HDMI additional on the video and audio electronic product such as TV, computer.
HDMI output equipments include the machine products such as set top box, DVD, and HDMI input equipments include television set, display etc., When in use, first then all upper electricity of HDMI output equipments and HDMI input equipments is exported HDMI using HDMI signal wires Equipment connects with HDMI input equipments, so as to realize the transmission of HD video.
In actual applications, when that need not carry out transmission of video, user usually can be by HDMI signal wires directly from HDMI When output equipment is pulled up, although now HDMI output equipments are not connected using HDMI signal wires with HDMI input equipments, Corresponding HDMI output equipments can keep high load capacity to dally, cause power consumption still in working condition, such HDMI output equipments Waste.
The content of the invention
Therefore, one embodiment of the present of invention proposes a kind of control method of HDMI output equipments, solves power wastage Problem.
The control method of HDMI output equipments according to an embodiment of the invention, including：
When the HPD pins for detecting the HDMI output equipments produce interrupt signal, the current of the HPD pins is judged State is high level state or low level state；
If the current state of the HPD pins is the low level state, the current of the HDMI output equipments is judged State is working condition or holding state；
If the current state of the HDMI output equipments is the working condition, by the current of the HDMI output equipments State switches to the holding state by the working condition.
The control method of HDMI output equipments according to embodiments of the present invention, draws in the HPD for detecting HDMI output equipments Interrupt signal caused by pin, and when the current state for determining HPD pins is low level state, show now already off HDMI The connection of output equipment and HDMI signal wires can now judge the HDMI, it is necessary to make HDMI output equipments enter holding state Which kind of state is the current state of output equipment be, if working condition, then switches to holding state；If holding state, then protect Holding state is held, so that HDMI output equipments are disconnected with, automatically into holding state, reducing after the connections of HDMI signal wires Power consumption, the control method need not change existing hardware design specification and can be achieved, and can effectively solve the problem that HDMI output equipment work( The problem of consumption wastes.
In addition, the control method of HDMI output equipments according to the above embodiment of the present invention, can also have following additional Technical characteristic：
Further, in one embodiment of the invention, the current state for judging the HPD pins is high level After the step of state or low level state, methods described also includes：
If the current state of the HPD pins is the high level state, the current of the HDMI output equipments is judged State is working condition or holding state；
If the current state of the HDMI output equipments is the working condition, kept for working as the HDMI output equipments Preceding state is the working condition；
If the current state of the HDMI output equipments is holding state, by the current state of the HDMI output equipments The working condition is switched to by the holding state.
Further, in one embodiment of the invention, the HPD pins production for detecting the HDMI output equipments The step of raw interrupt signal, includes：
End signal during whether the HPD pins produce is monitored using edging trigger mode；
If listen to the HPD pins generation level saltus step, it is determined that detect that the HPD pins produce and interrupt letter Number.
Further, in one embodiment of the invention, the HPD pins produce level saltus step and included：
The HPD pins are by low level to high level saltus step or the HPD pins by high level to low transition.
Further, in one embodiment of the invention, methods described also includes：
When the HDMI output equipments are upper first electric, the HPD of the HDMI output equipments after preset time is obtained The current level state of pin；
If the current level state is the low level state, the HDMI output equipments are made to enter the standby shape State.
An alternative embodiment of the invention proposes a kind of control system of HDMI output equipments, solves asking for power wastage Topic.
The control system of HDMI output equipments according to embodiments of the present invention, including：
First judge module, for when the HPD pins for detecting the HDMI output equipments produce interrupt signal, judging The current state of the HPD pins is high level state or low level state；
Second judge module, the current state for determining the HPD pins when first judge module is described During low level state, judge the current state of the HDMI output equipments for working condition or holding state；
First handover module, the current state for determining the HDMI output equipments when second judge module are During the working condition, the current state of the HDMI output equipments is switched into the holding state by the working condition.
In addition, the control system of HDMI output equipments according to the above embodiment of the present invention, can also have following additional Technical characteristic：
Further, in one embodiment of the invention, the system also includes：
3rd judge module, the current state for determining the HPD pins when first judge module is described During high level state, judge the current state of the HDMI output equipments for working condition or holding state；
Second keeps module, and the current state for determining the HDMI output equipments when the 3rd judge module is During the working condition, the current state for keeping the HDMI output equipments is the working condition；
Second handover module, the current state for determining the HDMI output equipments when the 3rd judge module are During holding state, the current state of the HDMI output equipments is switched into the working condition by the holding state.
Further, in one embodiment of the invention, first judge module includes：
Monitoring unit, for monitoring end signal during whether the HPD pins produce using edging trigger mode；
Determining unit, for when the monitoring unit listens to the HPD pins and produces level saltus step, it is determined that detecting The HPD pins produce interrupt signal.
Further, in one embodiment of the invention, the HPD pins produce level saltus step and included：
The HPD pins are by low level to high level saltus step or the HPD pins by high level to low transition.
An alternative embodiment of the invention also proposes a kind of storage medium, is stored thereon with computer program, the program quilt The step of above method is realized during computing device.
The additional aspect and advantage of the present invention will be set forth in part in the description, and will partly become from the following description Obtain substantially, or recognized by embodiments of the invention.
Brief description of the drawings
In description of the above-mentioned and/or additional aspect and advantage of the embodiment of the present invention from combination accompanying drawings below to embodiment It will be apparent and be readily appreciated that, wherein：
Fig. 1 is the flow chart of the control method of HDMI output equipments according to a first embodiment of the present invention；
Fig. 2 is the flow chart of the control method of HDMI output equipments according to a second embodiment of the present invention；
Fig. 3 is the structural representation of the control system of HDMI output equipments according to another embodiment of the present invention.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is Part of the embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art The every other embodiment obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
Referring to Fig. 1, the control method for the HDMI output equipments that first embodiment of the invention proposes, including：
S101, when the HPD pins for detecting the HDMI output equipments produce interrupt signal, judge the HPD pins Current state be high level state or low level state；
Wherein, HDMI output equipments can be the machine products such as set top box or DVD, wherein, in the specific implementation, work as HDMI When establishing machine on output equipment by cable, HDMI socket power pins 5V need to be kept often to power output.
When HDMI output equipments are connected or disconnected by HDMI signal wires with input equipment, HDMI output equipments HPD pins can produce level saltus step from low to high or from high to low, therefore can be gone using edging trigger mode in monitoring Break signal, when listening to the HPD pins generation level saltus step, then it can determine to detect that the HPD pins produce interruption Signal, therefore, wherein, the HPD pins, which produce level saltus step, to be included：
The HPD pins are by low level to high level saltus step or the HPD pins by high level to low transition.
S102, if the current state of the HPD pins is the low level state, judge the HDMI output equipments Current state is working condition or holding state；
Wherein, if the current state of the HPD pins is the low level state, now already off HDMI is shown The connection of output equipment and HDMI signal wires can now judge the HDMI, it is necessary to make HDMI output equipments enter holding state The current state of output equipment is working condition or holding state, wherein, so that the HDMI output equipments are set top box as an example, When working condition is open state, the USB port of set top box, TF card seat, Ethernet interface can all be powered, and WiFi module is being set Also to keep power supply state when opening, power consumption is higher；When working condition is holding state, the USB port of set top box, TF card seat, Ethernet interface is all can be powered-down, and no matter WiFi module is either with or without opening, and can be powered-down, and power consumption is relatively low, specific implementation When, when open state and holding state can be respectively configured by software programming, the working condition of HDMI output equipments.
S103, if the current state of the HDMI output equipments is the working condition, by the HDMI output equipments Current state the holding state is switched to by the working condition；
Wherein it is possible to switching signal is initiated to the control chip of HDMI output equipments, so that HDMI output equipments is current State switches to the holding state by the working condition.
If it should be understood that the current state of the HDMI output equipments is the holding state, the HDMI is kept The current state of output equipment is the holding state.
Similarly, can initiate to keep signal to the control chip of HDMI output equipments, so that HDMI output equipments is current State remains the holding state.
The control method of HDMI output equipments according to embodiments of the present invention, draws in the HPD for detecting HDMI output equipments Interrupt signal caused by pin, and when the current state for determining HPD pins is low level state, show now already off HDMI The connection of output equipment and HDMI signal wires can now judge the HDMI, it is necessary to make HDMI output equipments enter holding state Which kind of state is the current state of output equipment be, if working condition, then switches to holding state；If holding state, then protect Holding state is held, so that HDMI output equipments are disconnected with, automatically into holding state, reducing after the connections of HDMI signal wires Power consumption, the control method need not change existing hardware design specification and can be achieved, and can effectively solve the problem that HDMI output equipment work( The problem of consumption wastes.
By HDMI output equipments be set top box exemplified by, using the present embodiment provide method, set top box work when electric current about 200mA or so, and it is standby when about 10mA or so, corresponding supply voltage is 12V situations, corresponding power be 2.4W or so and 0.12W or so, it is obvious to save power.
In addition, as a specific example, when the HDMI output equipments are upper first electric, institute after preset time can be obtained State the current level state of the HPD pins of HDMI output equipments；
If the current level state is the low level state, the HDMI output equipments are made to enter the standby shape State.
For example, when set top box is upper first electric, the current level state of the HPD pins of set top box after obtaining 1 minute, if machine The current level state of the HPD pins of top box is low level state, then sends signal to the control chip of set top box, so that machine top Box enters holding state, ensures when not accessing HDMI signal wires, to reduce the power consumption of set top box.
It should be understood that if the current level state of the HPD pins of set top box is high level state after 1 minute, surface this When connected HDMI signal wires, it is necessary to carry out transmission of video, now signal is sent to the control chip of set top box, so that machine top Box enters working condition, ensures the normal work of set top box.
Referring to Fig. 2, the control method for the HDMI output equipments that second embodiment of the invention proposes, including：
S201, when the HPD pins for detecting the HDMI output equipments produce interrupt signal, judge the HPD pins Current state be high level state or low level state, if the current state is high level state, perform step S202, if the current state is low level state, perform step S205；
Wherein, HDMI output equipments can be the machine products such as set top box or DVD, wherein, in the specific implementation, work as HDMI When establishing machine on output equipment by cable, HDMI socket power pins 5V need to be kept often to power output.
When HDMI output equipments are connected or disconnected by HDMI signal wires with input equipment, HDMI output equipments HPD pins can produce level saltus step from low to high or from high to low, therefore can be gone using edging trigger mode in monitoring Break signal, when listening to the HPD pins generation level saltus step, then it can determine to detect that the HPD pins produce interruption Signal, therefore, wherein, the HPD pins, which produce level saltus step, to be included：
The HPD pins are by low level to high level saltus step or the HPD pins by high level to low transition.
S202, judge the current state of the HDMI output equipments for working condition or holding state；
S203, if the current state of the HDMI output equipments is the working condition, the HDMI outputs are kept to set Standby current state is the working condition；
S204, if the current state of the HDMI output equipments is holding state, by working as the HDMI output equipments Preceding state switches to the working condition by the holding state；
Wherein, if the current state of the HPD pins is the high level state, show now to have connected HDMI Therefore output equipment and HDMI signal wires, now need to make HDMI output equipments enter work shape, it is necessary to carry out transmission of video State, the current state of the HDMI output equipments can be now judged for working condition or holding state, if the work shape State, the then current state for keeping the HDMI output equipments are the working condition；It is if holding state, then the HDMI is defeated The current state for going out equipment switches to the working condition by the holding state, to ensure the normal work of HDMI output equipments Make.
S205, judge the current state of the HDMI output equipments for working condition or holding state；
S206, if the current state of the HDMI output equipments is the working condition, by the HDMI output equipments Current state the holding state is switched to by the working condition；
S207, if the current state of the HDMI output equipments is the holding state, the HDMI outputs are kept to set Standby current state is the holding state.
Wherein, if the current state of the HPD pins is the low level state, now already off HDMI is shown The connection of output equipment and HDMI signal wires can now judge the HDMI, it is necessary to make HDMI output equipments enter holding state The current state of output equipment is working condition or holding state, wherein, so that the HDMI output equipments are set top box as an example, When working condition is open state, the USB port of set top box, TF card seat, Ethernet interface can all be powered, and WiFi module is being set Also to keep power supply state when opening, power consumption is higher；When working condition is holding state, the USB port of set top box, TF card seat, Ethernet interface is all can be powered-down, and no matter WiFi module is either with or without opening, and can be powered-down, and power consumption is relatively low, specific implementation When, when open state and holding state can be respectively configured by software programming, the working condition of HDMI output equipments.
Referring to Fig. 3, same inventive concept is based on, a kind of control for HDMI output equipments that another embodiment of the present invention proposes System processed, including：
First judge module 10, for when the HPD pins for detecting the HDMI output equipments produce interrupt signal, sentencing The current state of the disconnected HPD pins is high level state or low level state；
Second judge module 20, the current state for determining the HPD pins when first judge module 10 are During the low level state, judge the current state of the HDMI output equipments for working condition or holding state；
First handover module 30, for determining the current shape of the HDMI output equipments when second judge module 20 When state is the working condition, the current state of the HDMI output equipments is switched into the standby shape by the working condition State；
First keeps module 40, for determining the current shape of the HDMI output equipments when second judge module 20 When state is the holding state, the current state for keeping the HDMI output equipments is the holding state.
In the present embodiment, the system also includes：
3rd judge module 50, the current state for determining the HPD pins when first judge module 10 are During the high level state, judge the current state of the HDMI output equipments for working condition or holding state；
Second keeps module 60, for determining the current shape of the HDMI output equipments when the 3rd judge module 50 When state is the working condition, the current state for keeping the HDMI output equipments is the working condition；
Second handover module 70, for determining the current shape of the HDMI output equipments when the 3rd judge module 50 When state is holding state, the current state of the HDMI output equipments is switched into the working condition by the holding state.
In the present embodiment, first judge module 10 includes：
Monitoring unit 101, for monitoring end signal during whether the HPD pins produce using edging trigger mode；
Determining unit 102, for when the monitoring unit 101 listens to the HPD pins and produces level saltus step, it is determined that Detect that the HPD pins produce interrupt signal.
In the present embodiment, the HPD pins, which produce level saltus step, to be included：
The HPD pins are by low level to high level saltus step or the HPD pins by high level to low transition.
In addition, in the present embodiment, the system also includes：
Acquisition module, for when the HDMI output equipments are upper first electric, obtaining the HDMI outputs after preset time The current level state of the HPD pins of equipment；
It is standby to enter module, for being the low level state when the acquisition module gets the current level state When, the HDMI output equipments is entered the holding state.
The technical characteristic and technique effect of the control system for the HDMI output equipments that the embodiment of the present invention proposes and the present invention The method that embodiment proposes is identical, will not be described here.
In addition, embodiments of the invention also propose a kind of storage medium, computer program is stored thereon with, the program is located The step of reason device realizes the above method when performing.
Expression or logic and/or step described otherwise above herein in flow charts, for example, being considered use In the order list for the executable instruction for realizing logic function, may be embodied in any computer-readable medium, for Instruction execution system, device or equipment (such as computer based system including the system of processor or other can be held from instruction The system of row system, device or equipment instruction fetch and execute instruction) use, or combine these instruction execution systems, device or set It is standby and use.For the purpose of this specification, " computer-readable medium " can any can be included, store, communicate, propagate or pass Defeated program is for instruction execution system, device or equipment or the dress used with reference to these instruction execution systems, device or equipment Put.
The more specifically example (non-exhaustive list) of computer-readable medium includes following：Connected up with one or more Electrical connection section (electronic installation), portable computer diskette box (magnetic device), random access memory (RAM), read-only storage (ROM), erasable edit read-only storage (EPROM or flash memory), fiber device, and portable optic disk is read-only deposits Reservoir (CDROM).In addition, computer-readable medium, which can even is that, to print the paper of described program thereon or other are suitable Medium, because can then enter edlin, interpretation or if necessary with it for example by carrying out optical scanner to paper or other media His suitable method is handled electronically to obtain described program, is then stored in computer storage.
It should be appreciated that each several part of the present invention can be realized with hardware, software, firmware or combinations thereof.Above-mentioned In embodiment, software that multiple steps or method can be performed in memory and by suitable instruction execution system with storage Or firmware is realized.If, and in another embodiment, can be with well known in the art for example, realized with hardware Any one of row technology or their combination are realized：With the logic gates for realizing logic function to data-signal Discrete logic, have suitable combinational logic gate circuit application specific integrated circuit, programmable gate array (PGA), scene Programmable gate array (FPGA) etc..
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description Point is contained at least one embodiment or example of the present invention.In this manual, to the schematic representation of above-mentioned term not Necessarily refer to identical embodiment or example.Moreover, specific features, structure, material or the feature of description can be any One or more embodiments or example in combine in an appropriate manner.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that：Not In the case of departing from the principle and objective of the present invention a variety of change, modification, replacement and modification can be carried out to these embodiments, this The scope of invention is limited by claim and its equivalent.

Claims (10)

  1. A kind of 1. control method of HDMI output equipments, it is characterised in that including：
    When the HPD pins for detecting the HDMI output equipments produce interrupt signal, the current state of the HPD pins is judged For high level state or low level state；
    If the current state of the HPD pins is the low level state, the current state of the HDMI output equipments is judged For working condition or holding state；
    If the current state of the HDMI output equipments is the working condition, by the current state of the HDMI output equipments The holding state is switched to by the working condition.
  2. 2. the control method of HDMI output equipments according to claim 1, it is characterised in that described to judge that the HPD draws After the step of current state of pin is high level state or low level state, methods described also includes：
    If the current state of the HPD pins is the high level state, the current state of the HDMI output equipments is judged For working condition or holding state；
    If the current state of the HDMI output equipments is the working condition, the current shape of the HDMI output equipments is kept State is the working condition；
    If the current state of the HDMI output equipments is holding state, by the current state of the HDMI output equipments by institute State holding state and switch to the working condition.
  3. 3. the control method of HDMI output equipments according to claim 1, it is characterised in that described to detect the HDMI The step of HPD pins generation interrupt signal of output equipment, includes：
    End signal during whether the HPD pins produce is monitored using edging trigger mode；
    If listen to the HPD pins generation level saltus step, it is determined that detect that the HPD pins produce interrupt signal.
  4. 4. the control method of HDMI output equipments according to claim 3, it is characterised in that the HPD pins production Raw level saltus step includes：
    The HPD pins are by low level to high level saltus step or the HPD pins by high level to low transition.
  5. 5. the control method of the HDMI output equipments according to Claims 1-4 any one, it is characterised in that the side Method also includes：
    When the HDMI output equipments are upper first electric, the HPD pins of the HDMI output equipments after preset time are obtained Current level state；
    If the current level state is the low level state, the HDMI output equipments are made to enter the holding state.
  6. A kind of 6. control system of HDMI output equipments, it is characterised in that including：
    First judge module, for when the HPD pins for detecting the HDMI output equipments produce interrupt signal, described in judgement The current state of HPD pins is high level state or low level state；
    Second judge module, the current state for determining the HPD pins when first judge module are the low electricity During level state, judge the current state of the HDMI output equipments for working condition or holding state；
    First handover module, the current state for determining the HDMI output equipments when second judge module is described During working condition, the current state of the HDMI output equipments is switched into the holding state by the working condition.
  7. 7. the control system of HDMI output equipments according to claim 6, it is characterised in that the system also includes：
    3rd judge module, for determining the current state of the HPD pins when first judge module as the high electricity During level state, judge the current state of the HDMI output equipments for working condition or holding state；
    Second keeps module, and the current state for determining the HDMI output equipments when the 3rd judge module is described During working condition, the current state for keeping the HDMI output equipments is the working condition；
    Second handover module, for determining the current state of the HDMI output equipments when the 3rd judge module to be standby During state, the current state of the HDMI output equipments is switched into the working condition by the holding state.
  8. 8. the control system of HDMI output equipments according to claim 6, it is characterised in that the first judge module bag Include：
    Monitoring unit, for monitoring end signal during whether the HPD pins produce using edging trigger mode；
    Determining unit, for when the monitoring unit listens to the HPD pins and produces level saltus step, it is determined that detecting described HPD pins produce interrupt signal.
  9. 9. the control system of HDMI output equipments according to claim 8, it is characterised in that the HPD pins production Raw level saltus step includes：
    The HPD pins are by low level to high level saltus step or the HPD pins by high level to low transition.
  10. 10. a kind of storage medium, is stored thereon with computer instruction, it is characterised in that the instruction is realized when being executed by processor The step of claim 1 to 5 any one methods described.
CN201710567240.3A 2017-07-12 2017-07-12 A kind of control method, system and the storage medium of HDMI output equipments Pending CN107370978A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710567240.3A CN107370978A (en) 2017-07-12 2017-07-12 A kind of control method, system and the storage medium of HDMI output equipments

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710567240.3A CN107370978A (en) 2017-07-12 2017-07-12 A kind of control method, system and the storage medium of HDMI output equipments

Publications (1)

Publication Number Publication Date
CN107370978A true CN107370978A (en) 2017-11-21

Family

ID=60306900

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710567240.3A Pending CN107370978A (en) 2017-07-12 2017-07-12 A kind of control method, system and the storage medium of HDMI output equipments

Country Status (1)

Country Link
CN (1) CN107370978A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110457241A (en) * 2019-08-16 2019-11-15 龙芯中科技术有限公司 HDMI conversion chip initial method, device and storage medium
CN111182514A (en) * 2019-12-11 2020-05-19 福建魔方电子科技有限公司 Method, device, equipment and medium for realizing time-sharing multiplexing of pins
CN115940322A (en) * 2022-11-03 2023-04-07 南京微智新科技有限公司 Switching circuit of timer device and electronic equipment

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060280055A1 (en) * 2005-06-08 2006-12-14 Miller Rodney D Laser power control and device status monitoring for video/graphic applications
CN102523518A (en) * 2011-12-15 2012-06-27 华为终端有限公司 Method and device for realizing automatic standby of set top box
CN102687095A (en) * 2009-10-08 2012-09-19 高通股份有限公司 Power saving for hot plug detect
CN202998373U (en) * 2012-12-18 2013-06-12 罗艳 Audio and video equipment intelligent power supply management system

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060280055A1 (en) * 2005-06-08 2006-12-14 Miller Rodney D Laser power control and device status monitoring for video/graphic applications
CN102687095A (en) * 2009-10-08 2012-09-19 高通股份有限公司 Power saving for hot plug detect
CN102523518A (en) * 2011-12-15 2012-06-27 华为终端有限公司 Method and device for realizing automatic standby of set top box
CN202998373U (en) * 2012-12-18 2013-06-12 罗艳 Audio and video equipment intelligent power supply management system

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110457241A (en) * 2019-08-16 2019-11-15 龙芯中科技术有限公司 HDMI conversion chip initial method, device and storage medium
CN111182514A (en) * 2019-12-11 2020-05-19 福建魔方电子科技有限公司 Method, device, equipment and medium for realizing time-sharing multiplexing of pins
CN111182514B (en) * 2019-12-11 2023-06-30 福建魔方电子科技有限公司 Method, device, equipment and medium for realizing pin time-sharing multiplexing
CN115940322A (en) * 2022-11-03 2023-04-07 南京微智新科技有限公司 Switching circuit of timer device and electronic equipment
CN115940322B (en) * 2022-11-03 2023-10-20 南京微智新科技有限公司 Switching circuit of re-timer device and electronic equipment

Similar Documents

Publication Publication Date Title
EP2945369B1 (en) Hdmi interface unit and multimedia terminal
CN106201951B (en) Terminal device, external equipment and power supply system based on USB Type-C interface
KR101566174B1 (en) Image processing apparatus and control method thereof
CN107370978A (en) A kind of control method, system and the storage medium of HDMI output equipments
CN105867593A (en) USB Type-C interface circuit and control device thereof
JP6949792B2 (en) Devices, control modules, controllers
CN109428727B (en) Power supply equipment and energy-saving method for power over Ethernet
CN201118817Y (en) Thermal plug interface circuit and TV with circuit
CN104834246B (en) Automobile controller and the state synchronization method applied to automobile controller
CN106253357B (en) A kind of method of supplying power to and power supply unit
CN102999144B (en) USB feed circuit and device thereof and method of supplying power to
CN109062392A (en) It is a kind of to automatically switch equipment, the method and system that server board is powered
JP2012174203A (en) Display device, and power supply necessity determination method of branch apparatus connected to display device
WO2022127659A1 (en) Protection method, protection apparatus, electronic device, readable storage medium, and chip
CN107317686A (en) A kind of power supply unit PSE
KR20190097485A (en) Display apparatus for supplying power to external device, method thereof, and computer-readable medium
CN203552220U (en) Touch device of multiplex touch display screen
CN101183519B (en) Display apparatus and control method thereof
US20140118367A1 (en) Electronic device and power control method thereof
CN105227872B (en) A kind of TV control method and separate type TV
CN201039354Y (en) A low-power consumption circuit
CN101470658A (en) Information processing apparatus
JP7149421B2 (en) ELECTRONIC DEVICE AND CONTROL METHOD OF ELECTRONIC DEVICE
CN105553049A (en) Charging operation control method and device
CN202068501U (en) High-definition multimedia interface circuit and portable electronic device applying same

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
TA01 Transfer of patent application right

Effective date of registration: 20200327

Address after: 510530 Guangdong city of Guangzhou province YUNPU Whampoa district four Road No. 6

Applicant after: GUANGZHOU SHIYUAN ELECTRONICS Co.,Ltd.

Address before: 510530 Guangdong city of Guangzhou province YUNPU Whampoa district four Road No. 6

Applicant before: GUANGZHOU SHIYUAN ELECTRONICS Co.,Ltd.

Applicant before: SHENZHEN KAISHI ELECTRONIC TECHNOLOGY Co.,Ltd.

TA01 Transfer of patent application right
RJ01 Rejection of invention patent application after publication

Application publication date: 20171121

RJ01 Rejection of invention patent application after publication