CN104850522A - Signal output method and device - Google Patents
Signal output method and device Download PDFInfo
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- CN104850522A CN104850522A CN201510316011.5A CN201510316011A CN104850522A CN 104850522 A CN104850522 A CN 104850522A CN 201510316011 A CN201510316011 A CN 201510316011A CN 104850522 A CN104850522 A CN 104850522A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/38—Information transfer, e.g. on bus
- G06F13/382—Information transfer, e.g. on bus using universal interface adapter
- G06F13/385—Information transfer, e.g. on bus using universal interface adapter for adaptation of a particular data processing system to different peripheral devices
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Abstract
The invention provides a signal output method and device. The signal output method includes the following steps that: if detecting a connectable second electronic device, a first electronic device judges the function of the second electronic device, and a judgment result is obtained, and in a process in which the first electronic device judges the function of the second electronic device, the first electronic device keeps outputting signals; and if the judgment result indicates that the second electronic device is an output device, the first electronic device outputs output signals of the first electronic device itself through the second electronic device, and if the judgment result indicates that the second electronic device is an input device, the first electronic device outputs output signals of the second electronic device. Since the first electronic device keeps outputting the signals in the process in which the function of the second electronic device is judged, signal output of the first electronic device can maintain uninterruptable, and therefore, user's experience can be enhanced.
Description
Technical field
The application relates to electronic information field, particularly relates to a kind of signal output method and device.
Background technology
Along with the development of electronic equipment, electronic equipment can when other electronic equipment external, as different purposes.Particularly, first electronic equipment possesses central processing unit and output module (such as display), it can connect another input equipment (such as display), first electronic equipment, as main frame, above outputs signal at two output devices (or external output device).Or the first electronic equipment connects the second electronic equipment, the second electronic equipment is as main frame, and the first electronic equipment is as output device) export second electronic equipment export signal.
Realize above function, after the first electronic equipment and external connected electronic equipment connection, the first electronic equipment needs the function (being output device or main frame) first determining external connected electronic equipment, could determine it self is as main frame or output device.In prior art, judge that at the first electronic equipment in the process of the function of external connected electronic equipment, the output signal of the first electronic equipment is in interruption status, and such as, the first electronic equipment is in black state.
Visible, in the prior art, the first electronic equipment connects in the process of the second electronic equipment, there will be the problem causing the experience of user not good because signal exports interruption.
Summary of the invention
This application provides a kind of signal output method and device, object is to solve and connects in the process of the second electronic equipment at the first electronic equipment, the problem causing the experience of user not good because signal exports interruption.
To achieve these goals, this application provides following technical scheme:
A kind of signal output method, comprising:
If the first electronic equipment detects attachable second electronic equipment, described first electronic equipment judges the function of described second electronic equipment, obtain judged result, judge in the process of the function of described second electronic equipment at described first electronic equipment, described first electronic equipment keeps output signal;
If described judged result shows that described second electronic equipment is output device, described first electronic equipment exports the output signal of self by described second electronic equipment, if described judged result shows that described second electronic equipment is input equipment, described first electronic equipment exports the output signal of described second electronic equipment.
Alternatively, described first electronic equipment keeps comprising to user's output signal:
The signal that the main path signal of first passage exports as described first electronic equipment by described first electronic equipment, described first passage is for transmitting the output signal of described first electronic equipment self.
Alternatively, described first electronic equipment judges the function of described second electronic equipment, obtains judged result and comprises:
Described first electronic equipment obtains the configuration parameter of described second electronic equipment by the bypass of described first passage, and described configuration parameter is used to indicate the function of described second electronic equipment;
Described first electronic equipment, according to described configuration parameter, is determined the function of described second electronic equipment, is obtained judged result.
Alternatively, described first electronic equipment comprises output switch and output module, the output signal of described output switch is as the input signal of described output module, the first passage of described output switch is for transmitting the output signal of described first electronic equipment, and the second channel of described output switch is for transmitting the configuration parameter of the external equipment of described first electronic equipment;
The signal that the main path signal of first passage exports as described first electronic equipment comprises by described first electronic equipment:
Described output switch is switched to described first passage by described first electronic equipment, and using the output signal of the main path signal of described first passage as described output switch;
The configuration parameter that described first electronic equipment obtains described second electronic equipment by the bypass of described first passage comprises:
Described output switch is maintained described first passage by described first electronic equipment, and uses the bypass of described first passage to obtain the configuration parameter of described second electronic equipment from the video card of described first electronic equipment.
Alternatively, described first electronic equipment detects that the process of attachable second electronic equipment comprises:
Described first electronic equipment, after connection request equipment in described second idea being detected, detects self whether compatible described second electronic equipment;
When self compatible described second electronic equipment determined by described first electronic equipment, determine attachable second electronic equipment to be detected.
A kind of signal output apparatus, is applied in the first electronic equipment, comprises:
Judge module, if for attachable second electronic equipment being detected, judging the function of described second electronic equipment, obtaining judged result;
Signal keeps module, in the process of function judging described second electronic equipment, keeps output signal;
Function handover module, if show that described second electronic equipment is output device for described judged result, the output signal of self is exported by described second electronic equipment, if described judged result shows that described second electronic equipment is input equipment, export the output signal of described second electronic equipment.
Alternatively, described signal keeps module to be used in the process of function judging described second electronic equipment, keeps output signal to comprise:
Described signal keep module specifically for, using the signal that the main path signal of first passage exports as described first electronic equipment, described first passage is for transmitting the output signal of described first electronic equipment self.
Alternatively, if described judge module is used for attachable second electronic equipment being detected, judges the function of described second electronic equipment, obtain judged result and comprise:
Described judge module specifically for, obtained the configuration parameter of described second electronic equipment by the bypass of described first passage, described configuration parameter is used to indicate the function of described second electronic equipment; And according to described configuration parameter, judge the function of described second electronic equipment, obtain judged result.
Alternatively, described first electronic equipment comprises output switch and output module, the output signal of described output switch is as the input signal of described output module, the first passage of described output switch is for transmitting the output signal of described first electronic equipment, and the second channel of described output switch is for transmitting the configuration parameter of the external equipment of described first electronic equipment;
The signal that described signal keeps module to be used for the main path signal of first passage exports as described first electronic equipment comprises:
Described signal keep module specifically for, the main path signal of the described first passage of described output switch is sent to the output signal of described output module as described output switch;
The configuration parameter that described judge module is used for being obtained by the bypass of described first passage described second electronic equipment comprises:
Described judge module specifically for, described output switch is maintained described first passage, and uses the bypass of described first passage to obtain the configuration parameter of described second electronic equipment from the video card of described first electronic equipment.
Alternatively, also comprise:
Connection detection module, for detecting attachable second electronic equipment according to following process: after connection request equipment in described second idea being detected, detect whether compatible described second electronic equipment of described first electronic equipment; When determining described first described second electronic equipment of electronic equipment compatibility, determine attachable second electronic equipment to be detected.
Signal output method described in the application and device, if the first electronic equipment detects attachable second electronic equipment, first electronic equipment judges the function of the second electronic equipment, obtain judged result, judge in the process of the function of the second electronic equipment at the first electronic equipment, first electronic equipment keeps output signal, when judged result shows that the second electronic equipment is output device, first electronic equipment exports the output signal of self by the second electronic equipment, when judged result shows that the second electronic equipment is input equipment, first electronic equipment exports the output signal of described second electronic equipment.Because in the process of the function of judgement second electronic equipment, the first electronic equipment keeps output signal, so the signal that can maintain the first electronic equipment exports and do not interrupt, thus promotes the experience of user.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present application or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the application, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The process flow diagram of Fig. 1 a kind of signal output method disclosed in the embodiment of the present application;
The block diagram of Fig. 2 all-in-one disclosed in the embodiment of the present application;
Fig. 3 is the process flow diagram of the embodiment of the present application another signal output method disclosed;
The structural representation of Fig. 4 a kind of signal output apparatus disclosed in the embodiment of the present application;
The annexation schematic diagram of the parts of Fig. 5 signal output apparatus and all-in-one disclosed in the embodiment of the present application.
Embodiment
The embodiment of the present application discloses a kind of signal output method and device, can apply in the electronic device, described electronic equipment possesses the function connecting external equipment, outside connection external equipment, described electronic equipment may be used for different functions, such as display device or main frame.Method described in the present embodiment and device, object is to realize judging in the process of self function at described electronic equipment, and the lasting output of holding signal so that user can obtain output signal all the time, thus promotes the experience of user.
Below in conjunction with the accompanying drawing in the embodiment of the present application, be clearly and completely described the technical scheme in the embodiment of the present application, obviously, described embodiment is only some embodiments of the present application, instead of whole embodiments.Based on the embodiment in the application, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the application's protection.
A kind of signal output method disclosed in the embodiment of the present application, as shown in Figure 1, comprises the following steps:
S101: if the first electronic equipment detects attachable second electronic equipment, the first electronic equipment judges the function of the second electronic equipment, obtains judged result;
S102: judge in the process of the function of the second electronic equipment at the first electronic equipment, the first electronic equipment keeps output signal;
That is, first electronic equipment, when also not determining the function of the second electronic equipment, keeps self continuing output signal, in the case, if user before from first electronic equipment obtain signal, current or can continue from first electronic equipment obtain signal.
S103: if described judged result shows that described second electronic equipment is output device, described first electronic equipment exports the output signal of self by described second electronic equipment;
S104: if described judged result shows that described second electronic equipment is input equipment, described first electronic equipment exports the output signal of described second electronic equipment.
Such as, when the first electronic equipment determines that the second electronic equipment is display, first electronic equipment outputs signal to the second electronic equipment as main frame, second electronic equipment shows that it outputs signal, or, when the first electronic equipment determines that the second electronic equipment is main frame, first electronic equipment is as display, no longer will show the signal that the control module of self exports, but receive the signal of the second electronic equipment output, and show this signal.
As can be seen from above process, method described in the present embodiment, external connected electronic equipment is connected at the first electronic equipment, and the function of foundation the second electronic equipment, determine in the process of the function of self, the first electronic equipment keeps output signal, make user uninterruptedly can obtain output signal, with existing electronic equipment after being connected external equipment, the blank screen phenomenon of appearance is compared, and effectively can promote the experience of user.
The embodiment of the present application another signal output method disclosed, particularly, method described in the present embodiment can be applied on all-in-one, as shown in Figure 2, in the parts of all-in-one, part related to the present embodiment comprises: output switch 201 and the output module 202 be connected with output switch 201.Wherein, the output signal of output switch 201 is as the input signal of output module 202.
Particularly, output switch can be video switcher, and it can connect two paths of signals transmission channel, i.e. first passage and second channel, and each transmission channel includes main road and bypass.First passage (main road GPU_eDU IN_main link, bypass GPU_eDU IN_Aux+/-) for transmitting the output signal of the first electronic equipment (i.e. all-in-one), second channel (main road HDMI_IN_main link, bypass HDMI_IN_Aux+/-) for transmitting the configuration parameter of the external equipment of the first electronic equipment (i.e. all-in-one).Output module 202 can be display.
As shown in Figure 3, the method described in the present embodiment comprises the following steps:
S301: all-in-one, after connection request external connected electronic equipment being detected, detects self this external electronic equipment whether compatible, if so, performs S302, if not, then terminate;
Particularly, the connection request of external connected electronic equipment can be after external connected electronic equipment is connected with all-in-one, the request signal sent.
S302: all-in-one is determined external connected electronic equipment to be detected;
S303: all-in-one obtains the configuration parameter of external connected electronic equipment by the bypass of first passage;
Particularly, output switch can be maintained first passage by all-in-one, and uses the bypass of first passage to obtain the configuration parameter of external connected electronic equipment from the video card of self.
Wherein, described configuration parameter is used to indicate the function of this external electronic equipment, and namely this external electronic equipment is main frame or output device (such as display).
S304: all-in-one, according to described configuration parameter, judges the function of external connected electronic equipment, obtains judged result;
Synchronously perform S305 with above-mentioned S304 and S305: all-in-one using the main path signal of the first passage of output switch as the output signal sending to output module;
Because first passage is for transmitting the output signal of all-in-one, so in the present embodiment, while the function judging external connected electronic equipment, all-in-one keeps the output signal of self to be exported by output module.
S306: based on above-mentioned judged result, the function of self determined by all-in-one, and makes response;
Particularly, if external connected electronic equipment is output device, then all-in-one exports the output signal of self by this external equipment, and namely all-in-one keeps the output signal of the first passage of output switch, this output signal is exported by external connected electronic equipment; If external equipment is input equipment (such as main frame), then all-in-one exports the output signal of this external electronic equipment, and namely the output module of all-in-one receives and exports the output signal of external connected electronic equipment.
In the prior art, because all-in-one needs the function judging external connected electronic equipment, again because output switch needs the configuration parameter being obtained external connected electronic equipment by second channel, so, the connection of output switch and first passage is cut off, and video switcher is switched to second channel, so, all-in-one is in the process of function judging external connected electronic equipment, and before making response according to the function of external connected electronic equipment, because the connection of first passage and output switch is cut off, and, the Unknown Function of external connected electronic equipment, so, the output of all-in-one can be interrupted.
Such as, all-in-one is in the process passing through display output video, and vision signal by first passage receiving video signals, and is shown by display by video switcher.Now, if all-in-one and external connected electronic equipment connection, then all-in-one needs the function detecting external connected electronic equipment, therefore, video switcher will be switched to second channel from first passage, so the output signal of first passage can not be shown device display, and the Unknown Function of now external connected electronic equipment, so all-in-one cannot determine output signal, therefore, the display meeting blank screen of all-in-one, this will cause the experience of user not good.
And use the method described in the present embodiment, judge the function of external connected electronic equipment at all-in-one while, all-in-one keeps the output of the main path signal of the first passage of video switcher, and shown by display, although video switcher and first passage do not disconnect, namely be not switched to second channel, but video switcher obtains the configuration parameter of external connected electronic equipment by the bypass of first passage.Visible; method described in the present embodiment; when the configuration parameter of external connected electronic equipment normally can be obtained; the output of vision signal can also be kept not interrupt; namely for all-in-one, user judges that this process of function of external connected electronic equipment is unaware, thus improves the experience of user.
With said method embodiment accordingly, the embodiment of the present application also discloses a kind of signal output apparatus, as shown in Figure 4, comprising:
Judge module 401, if for attachable second electronic equipment being detected, judging the function of described second electronic equipment, obtaining judged result;
Signal keeps module 402, in the process of function judging described second electronic equipment, keeps output signal;
Function handover module 403, if show that described second electronic equipment is output device for described judged result, the output signal of self is exported by described second electronic equipment, if described judged result shows that described second electronic equipment is input equipment, export the output signal of described second electronic equipment.
Particularly, first electronic equipment can be integrated machine, its parts can comprise structure as shown in Figure 2, in the case, particularly, if judge module detects attachable second electronic equipment, the function of described second electronic equipment is judged, the specific implementation obtaining judged result can be: the configuration parameter being obtained described second electronic equipment by the bypass of described first passage, and described configuration parameter is used to indicate the function of described second electronic equipment; And according to described configuration parameter, judge the function of described second electronic equipment, obtain judged result.Further, described output switch is maintained described first passage by judge module, and uses the bypass of described first passage to obtain the configuration parameter of described second electronic equipment from the video card of described first electronic equipment.
Particularly, signal keeps module in the process of function judging described second electronic equipment, the specific implementation of maintenance output signal can be: the signal exported as described first electronic equipment by the main path signal of first passage, described first passage is for transmitting the output signal of described first electronic equipment self.Further, signal keeps module the main path signal of the described first passage of described output switch to be sent to the output signal of described output module as described output switch.
Further, device described in the present embodiment can also comprise: connection detection module 404, for detecting attachable second electronic equipment according to following process: after connection request equipment in described second idea being detected, detect whether compatible described second electronic equipment of described first electronic equipment; When determining described first described second electronic equipment of electronic equipment compatibility, determine attachable second electronic equipment to be detected.
Device described in the present embodiment, can be as shown in Figure 5 with the annexation of the parts shown in Fig. 2.
Device described in the present embodiment, when making the first electronic equipment normally can obtain the configuration parameter of external connected electronic equipment, can also keep the output of vision signal not interrupt, thus improving the experience of user.
If the function described in the embodiment of the present application method using the form of SFU software functional unit realize and as independently production marketing or use time, can be stored in a computing equipment read/write memory medium.Based on such understanding, the part of the part that the embodiment of the present application contributes to prior art or this technical scheme can embody with the form of software product, this software product is stored in a storage medium, comprising some instructions in order to make a computing equipment (can be personal computer, server, mobile computing device or the network equipment etc.) perform all or part of step of method described in each embodiment of the application.And aforesaid storage medium comprises: USB flash disk, portable hard drive, ROM (read-only memory) (ROM, Read-OnlyMemory), random access memory (RAM, Random Access Memory), magnetic disc or CD etc. various can be program code stored medium.
In this instructions, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiment, between each embodiment same or similar part mutually see.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the application.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein when not departing from the spirit or scope of the application, can realize in other embodiments.Therefore, the application can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. a signal output method, is characterized in that, comprising:
If the first electronic equipment detects attachable second electronic equipment, described first electronic equipment judges the function of described second electronic equipment, obtain judged result, judge in the process of the function of described second electronic equipment at described first electronic equipment, described first electronic equipment keeps output signal;
If described judged result shows that described second electronic equipment is output device, described first electronic equipment exports the output signal of self by described second electronic equipment, if described judged result shows that described second electronic equipment is input equipment, described first electronic equipment exports the output signal of described second electronic equipment.
2. method according to claim 1, is characterized in that, described first electronic equipment keeps comprising to user's output signal:
The signal that the main path signal of first passage exports as described first electronic equipment by described first electronic equipment, described first passage is for transmitting the output signal of described first electronic equipment self.
3. method according to claim 2, is characterized in that, described first electronic equipment judges the function of described second electronic equipment, obtains judged result and comprises:
Described first electronic equipment obtains the configuration parameter of described second electronic equipment by the bypass of described first passage, and described configuration parameter is used to indicate the function of described second electronic equipment;
Described first electronic equipment, according to described configuration parameter, judges the function of described second electronic equipment, obtains judged result.
4. according to the method in claim 2 or 3, it is characterized in that, described first electronic equipment comprises output switch and output module, the output signal of described output switch is as the input signal of described output module, the first passage of described output switch is for transmitting the output signal of described first electronic equipment, and the second channel of described output switch is for transmitting the configuration parameter of the external equipment of described first electronic equipment;
The signal that the main path signal of first passage exports as described first electronic equipment comprises by described first electronic equipment:
The main path signal of the described first passage of described output switch is sent to the output signal of described output module by described first electronic equipment as described output switch;
The configuration parameter that described first electronic equipment obtains described second electronic equipment by the bypass of described first passage comprises:
Described output switch is maintained described first passage by described first electronic equipment, and uses the bypass of described first passage to obtain the configuration parameter of described second electronic equipment from the video card of described first electronic equipment.
5. the method according to any one of claims 1 to 3, is characterized in that, described first electronic equipment detects that the process of attachable second electronic equipment comprises:
Described first electronic equipment, after connection request equipment on described second electronics being detected, detects self whether compatible described second electronic equipment;
When self compatible described second electronic equipment determined by described first electronic equipment, determine attachable second electronic equipment to be detected.
6. a signal output apparatus, is applied in the first electronic equipment, it is characterized in that, comprising:
Judge module, if for attachable second electronic equipment being detected, judging the function of described second electronic equipment, obtaining judged result;
Signal keeps module, in the process of function judging described second electronic equipment, keeps output signal;
Function handover module, if show that described second electronic equipment is output device for described judged result, the output signal of self is exported by described second electronic equipment, if described judged result shows that described second electronic equipment is input equipment, export the output signal of described second electronic equipment.
7. device according to claim 6, is characterized in that, described signal keeps module to be used in the process of function judging described second electronic equipment, keeps output signal to comprise:
Described signal keep module specifically for, using the signal that the main path signal of first passage exports as described first electronic equipment, described first passage is for transmitting the output signal of described first electronic equipment self.
8. device according to claim 7, is characterized in that, if described judge module is used for attachable second electronic equipment being detected, judges the function of described second electronic equipment, obtains judged result and comprise:
Described judge module specifically for, obtained the configuration parameter of described second electronic equipment by the bypass of described first passage, described configuration parameter is used to indicate the function of described second electronic equipment; And according to described configuration parameter, judge the function of described second electronic equipment, obtain judged result.
9. the device according to claim 7 or 8, it is characterized in that, described first electronic equipment comprises output switch and output module, the output signal of described output switch is as the input signal of described output module, the first passage of described output switch is for transmitting the output signal of described first electronic equipment, and the second channel of described output switch is for transmitting the configuration parameter of the external equipment of described first electronic equipment;
The signal that described signal keeps module to be used for the main path signal of first passage exports as described first electronic equipment comprises:
Described signal keep module specifically for, the main path signal of the described first passage of described output switch is sent to the output signal of described output module as described output switch;
The configuration parameter that described judge module is used for being obtained by the bypass of described first passage described second electronic equipment comprises:
Described judge module specifically for, described output switch is maintained described first passage, and uses the bypass of described first passage to obtain the configuration parameter of described second electronic equipment from the video card of described first electronic equipment.
10. the device according to any one of claim 6 to 8, is characterized in that, also comprises:
Connection detection module, for detecting attachable second electronic equipment according to following process: after connection request equipment in described second idea being detected, detect whether compatible described second electronic equipment of described first electronic equipment; When determining described first described second electronic equipment of electronic equipment compatibility, determine attachable second electronic equipment to be detected.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510316011.5A CN104850522B (en) | 2015-06-10 | 2015-06-10 | A kind of signal output method and device |
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| CN201510316011.5A CN104850522B (en) | 2015-06-10 | 2015-06-10 | A kind of signal output method and device |
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| CN104850522A true CN104850522A (en) | 2015-08-19 |
| CN104850522B CN104850522B (en) | 2018-12-14 |
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| CN201510316011.5A Active CN104850522B (en) | 2015-06-10 | 2015-06-10 | A kind of signal output method and device |
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| CN106610912A (en) * | 2016-12-23 | 2017-05-03 | 努比亚技术有限公司 | Signal generation method and equipment |
| CN110069100A (en) * | 2019-03-29 | 2019-07-30 | 联想(北京)有限公司 | A kind of electronic equipment |
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| US20130007301A1 (en) * | 2011-06-30 | 2013-01-03 | Kt Corporation | User equipment connectable to an external device |
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| CN101714071A (en) * | 2008-10-08 | 2010-05-26 | 英业达股份有限公司 | Switching method of picture output device |
| CN102541768A (en) * | 2010-12-21 | 2012-07-04 | 联想(北京)有限公司 | Mobile terminal, state shifting method and display method |
| US20130007301A1 (en) * | 2011-06-30 | 2013-01-03 | Kt Corporation | User equipment connectable to an external device |
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| CN110069100A (en) * | 2019-03-29 | 2019-07-30 | 联想(北京)有限公司 | A kind of electronic equipment |
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| Publication number | Publication date |
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| CN104850522B (en) | 2018-12-14 |
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