CN103558922B - Key processing method, device and system - Google Patents
Key processing method, device and system Download PDFInfo
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- CN103558922B CN103558922B CN201310468323.9A CN201310468323A CN103558922B CN 103558922 B CN103558922 B CN 103558922B CN 201310468323 A CN201310468323 A CN 201310468323A CN 103558922 B CN103558922 B CN 103558922B
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Abstract
An embodiment of the invention discloses a key processing method, device and system. The method includes setting mapping relations between a key code and a rapid code value event as well as a normal code value event; determining a key state of a user according to the key code and a preset time window if an operating object corresponding to the key code is a multi-screen selection application when the key code is received; mapping the key code into the rapid code value event according to the mapping relations if the determined key state is a rapid key state; processing the multi-screen selection application according to the rapid code value event to complete response to inter-screen mobile selection. By the key processing method, device and system, on the premise that hardware cost is not increased, one key for two codes can be realized, in other words, one key code corresponds to two code value events and executes two response events; simplicity and convenience in user operation are realized, misoperation is avoided, and mobile selection for intra-screen programs and inter-screen programs during processing of multiple screens can be easily realized.
Description
Technical field
The present invention relates to a kind of electronic technology field, more particularly, to a kind of button processing method, apparatus and system.
Background technology
Audio frequency and video display terminal with TV and Set Top Box as representative mainly obtains key set code with remote controller key, holds
The corresponding key code value event of row, that is, button carry out a process, such as left button is moved to the left, and right button moves right, if
Increase direct keypress function unit, then need to increase key number.But increase and press bond number it is meant that increasing equipment cost.
Meanwhile, the display that terminal unit provides and operation content get more and more, and such as classification TV programme select to deposit in scene
In multi-screen, that is, exist screen in program selection operation and screen between program class selection operation, if selecting one by one by one key, use
Family complex operation and maloperation easily, Consumer's Experience effect is poor.
Content of the invention
Embodiment of the present invention technical problem to be solved is, provides a kind of button processing method, apparatus and system, can
Multifunction push key operation is realized with simple and quick.
In order to solve above-mentioned technical problem, embodiments provide a kind of button processing method, including：
Setting key set code and the mapping relations of quick code value event and normal code value event；
When receiving key set code, if the corresponding operation object of this key set code selects application for multi-screen, according to this key set code
Determine the key-press status of user with default time window；
If it is determined that key-press status be quick key state, then according to described mapping relations, described key set code is mapped as soon
Fast code value event；
Select application to process multi-screen according to described quick code value event, complete mobile Response to selection between screen.
Wherein, also include：
If it is determined that key-press status be normal key-press status, then according to described mapping relations, described key set code is just mapped as
Often code value event；
Select application to process multi-screen according to described normal code value event, complete to shield interior mobile Response to selection.
Wherein, when receiving described key set code, if the corresponding operation object of described key set code selects application, institute for multi-screen
State and determine that the key-press status of user include according to this key set code and default time window：
Detect whether this key set code and button operation parameter determine the key-press status of user in default time window；Its
Described in button operation parameter include key press time interval and/or the button repetition time, described time window be according to setting
Button operation parameter is preset and is obtained.
Wherein, when receiving described key set code, if the corresponding operation object of described key set code selects application, institute for multi-screen
State and detect whether this key set code and button operation parameter determine the key-press status of user in default time window, including：
Button operation parameter if the key set code receiving is identical with last time and described in default time window, then
It is defined as quick key state；
If the key set code receiving and last time differ or described button operation parameter is outside default time window,
It is defined as normal key-press status.
Wherein, described default time window is arranged by system default button operation parameter is preset and is obtained, or according to
The button operation parameter that family is arranged in the user interface providing is preset and is obtained, or right according to the historical operation button institute of user
The button operation parameter answered is preset and is obtained.
Wherein, also include：In default key value mapping table, mapping stores described key set code and quick code value event and just
Often code value event.
Correspondingly, the embodiment of the present invention additionally provides a kind of keystroke handling device, including：
Default mapping block, for arranging the mapping relations of key set code and quick code value event and normal code value event；
Determining module, for when receiving key set code, if the corresponding operation object of this key set code selects application for multi-screen,
Determine the key-press status of user according to this key set code and default time window；
First mapping block, for if it is determined that key-press status be quick key state, then according to described mapping relations will
Described key set code is mapped as quick code value event；
First processing module, for selecting application to process multi-screen according to described quick code value event, completes between screen
Mobile Response to selection.
Wherein, also include：
Second mapping block, for if it is determined that key-press status be normal key-press status, then according to described mapping relations will
Described key set code is mapped as normal code value event；
Second processing module, for selecting application to process multi-screen according to described normal code value event, completes in screen
Mobile Response to selection.
Wherein, described determining module includes：
Detector unit, for when receiving described key set code, if the corresponding operation object of described key set code is selected for multi-screen
Select application, detect whether this key set code and button operation parameter determine the key-press status of user in default time window；Its
In, described button operation parameter includes key press time interval and/or button repetition time, and described time window is according to setting
Button operation parameter is preset and is obtained.
Wherein, described determining module also includes：
First determining unit, button operation parameter if the key set code for receiving is identical with last time and described is pre-
If time window in it is determined that be quick key state；
Second determining unit, if the key set code for receiving differed with last time or described button operation parameter is pre-
If time window outer it is determined that being normal key-press status.
Wherein, preset window module, the button operation parameter for being arranged by system default is preset and is obtained, or according to user
Preset in the button operation parameter of the user interface setting providing and obtain, or according to corresponding to the history button operation of user
Button operation parameter preset obtain.
Wherein, also include：
Memory module, stores described key set code and quick code value event and just for mapping in default key value mapping table
Often code value event.
Correspondingly, the embodiment of the present invention additionally provides a kind of key processing system, shows eventually including remote control and audio frequency and video
End, wherein, described remote control is used for sending the key set code of button to described audio frequency and video display terminal；Described audio frequency and video display terminal
Including above-mentioned device.
Implement the embodiment of the present invention, have the advantages that：
By implementing button processing method that the embodiment of the present invention proposes so that on the premise of not increasing hardware cost,
Realize two yards of a key, that is, a key set code corresponds to two code value events, executes two kinds of response events；Simultaneously at multi-functional button
Reason method makes simple and convenient user operation, it is to avoid produce maloperation, quickly and easily realize in the screen during multi-screen is processed mobile select and
Mobile selection between screen.
Brief description
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
Have technology description in required use accompanying drawing be briefly described it should be apparent that, drawings in the following description be only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, acceptable
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is a kind of schematic flow sheet of button processing method of the embodiment of the present invention；
Fig. 2 is the schematic flow sheet of another kind of button processing method of the embodiment of the present invention；
Fig. 3 is a kind of structural representation of keystroke handling device of the embodiment of the present invention；
Fig. 4 is the structural representation of another kind of keystroke handling device of the embodiment of the present invention；
Fig. 5 is a kind of concrete structure schematic diagram of determining module in Fig. 4；
Fig. 6 is a kind of structural representation of key processing system of the embodiment of the present invention.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation description is it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of not making creative work
Embodiment, broadly falls into the scope of protection of the invention.
Refer to Fig. 1, be a kind of schematic flow sheet of button processing method of the embodiment of the present invention, the embodiment of the present invention
Methods described can be applicable to Set Top Box or various respond to execute by the intelligent terminal of key control, specifically, methods described
Including：
S101：Setting key set code and the mapping relations of quick code value event and normal code value event.
The physical button of next remote control of ordinary circumstance corresponds to a virtual code value event, i.e. one yard of a key, the present invention
Embodiment proposes a physical button and corresponds to two virtual code value events, i.e. quick code value event and normal code value event.
S102：When receiving described key set code, if the corresponding operation object of described key set code selects application, root for multi-screen
Determine the key-press status of user according to this key set code and default time window.
Wherein, described default time window is to be preset according to the button operation parameter arranging to obtain, specially by system
The button operation parameter of default setting is preset and is obtained, or is joined in the button operation of the user interface setting providing according to user
Number is default to be obtained, or the button operation parameter according to corresponding to the historical operation button of user is preset and obtained.Described button operation
Parameter includes key press time interval and/or button repetition time, the state of specially current button, mode, time interval, repetition
Time（Such as press or upspring, press when being long（No upspring）, or the wheel repeatedly quickly pressed for a long time, upspring
Return）Etc. series of factors.
The described key-press status determining user according to this key set code and default time window, if specially receive by
Key is identical with last time, and described button operation parameter in default time window it is determined that be quick key state；If
The key set code receiving and last time differ or described button operation parameter default time window outer it is determined that being normal
Key-press status.
S103：If it is determined that key-press status be quick key state, then according to described mapping relations, described key set code is reflected
Penetrate as quick code value event.
Specifically alternatively, in quick selection application under multi-screen scene, according to the determination of S102, quick key state is reflected
Penetrate as quick code value event, i.e. KEY_RIGHT_K event.
S104：Select application to process multi-screen according to described quick code value event, complete the mobile choosing of program class between screen
Select response.
The KEY_RIGHT_K event of S103 is put into system and inputs the response process triggering application layer in message queue, such as
Left button event-consumers interface is moved to the left, and right button event-consumers interface quickly carries out to the right shielding a program class mobile selection sound
Should.
If in addition, the key-press status of 102 determinations are normal key-press status, described key set code is mapped as normal code value thing
Part, i.e. KEY_RIGHT event, by described KEY_RIGHT event put into system input message queue in triggering application layer carry out to
In a left side or screen to the right, program moves Response to selection.
The embodiment of the present invention is by, after receiving key set code, determining different code value things according to default time interval
Part, and trigger application layer and make corresponding response, realize the multifunction push key of low cost, make user simple to operation, improve operation
Efficiency.
Refer to Fig. 2 again, be the schematic flow sheet of another kind of button processing method of the embodiment of the present invention, the present invention is implemented
The methods described of example can be applicable in Set Top Box and all kinds of terminal intelligent equipment, and specifically, methods described includes：
S201：Setting key set code and the mapping relations of quick code value event and normal code value event.
Specifically alternatively, after setting up the mapping relations that described key set code is with code value event, can also be in default key
Mapping in value mapping table stores described key set code and quick code value event and normal code value event.
In multi-screen scene during quick selection application, described normal code value event is KEY_RIGHT event, described quick
Code value event is KEY_RIGHT_K event.
S202：Preset Time window.
Specifically alternatively, the time value of the button minimum interval that described Preset Time window can be prestored by system obtains
Obtain it is also possible to the time samsara value followed the tracks of by system needed for the normal keystroke handling of user is obtained.
S203：When receiving described key set code, if the corresponding operation object of described key set code selects application, root for multi-screen
Determine the key-press status of user according to this key set code and default time window.
Described according to this key set code and default time window determine the key-press status of user include detecting this key set code and
Whether button operation parameter determines the key-press status of user in default time window；Wherein said button operation parameter includes
Key press time interval and/or button repetition time, described time window is to be preset according to the button operation parameter arranging to obtain.Institute
State button operation parameter and include key press time interval and/or button repetition time, the state of specially current button, mode, when
Between interval, the repetition time（Such as press or upspring, press when being long（No upspring）, or quickly press for a long time, bullet
The samsara repeatedly rising）Etc. series of factors.
The button operation parameter that described default time window is arranged by system default is preset and is obtained, or is being carried according to user
For the button operation parameter of user interface setting preset and obtain, or pressing according to corresponding to the historical operation button of user
Key operation parameter is preset and is obtained.Wherein, the described pre- setting tool of button operation parameter according to corresponding to the historical operation button of user
Body is to follow the tracks of within cycle regular hour by software system, the button operation parameter of the situation determination of user operation button, it
Judge that user is to carry out normal button or thinking fast instantly by the default time window of described button operation parameter afterwards
The intention of speed switching.
S204：If it is determined that key-press status be quick key state, then according to described mapping relations, described key set code is reflected
Penetrate as quick code value event；
S205：Select application to process multi-screen according to described quick code value event, complete mobile Response to selection between screen.
According to the mapping relations of S201 setting, KEY_RIGHT_K event is put into system input message queue, triggering application
Layer response processes mobile between quickly shielding selection.
S206：If it is determined that key-press status be normal key-press status, then according to described mapping relations, described key set code is reflected
Penetrate as normal code value event；
S207：Select application to process multi-screen according to described normal code value event, complete to shield interior mobile Response to selection.
According to the mapping relations of S201 setting, KEY_RIGHT event is put into system input message queue, triggers application layer
Response processes mobile in quick screen selection.
The embodiment of the present invention realizes the scheme of two yards of a key, on the premise of not increasing hardware cost, expand first
Function；Then, it is spaced by rational key press time and sets, the quick button judging user is intended to produce two kinds of code value events；
Secondly, two kinds of code value events are in the response of application layer, in different applications, relatively independent；Finally, the skill of the embodiment of the present invention
Art scheme can form standard interface to other application disclosure, specifically responded, easily promote.
Refer to Fig. 3, be a kind of structural representation of keystroke handling device of the embodiment of the present invention, embodiment of the present invention institute
The device stated can apply Set Top Box and various respond by the intelligent terminal of key control, specifically, the embodiment of the present invention
Including：
Default mapping block 1, for arranging the mapping relations of key set code and quick code value event and normal code value event.
The physical button of next remote control of ordinary circumstance corresponds to a virtual code value event, i.e. one yard of a key, the present invention
Embodiment proposes a physical button and corresponds to two virtual code value events, i.e. quick code value event and normal code value event.
In multi-screen scene during quick selection application, described normal code value event is KEY_RIGHT event, described quick
Code value event is KEY_RIGHT_K event.
Determining module 2, for when receiving key set code, if the corresponding operation object of this key set code selects to answer for multi-screen
With determining the key-press status of user according to this key set code and default time window.
Wherein, described default time window is to be preset according to the button operation parameter arranging to obtain, specially by system
The button operation parameter of default setting is preset and is obtained, or is joined in the button operation of the user interface setting providing according to user
Number is default to be obtained, or the button operation parameter according to corresponding to the historical operation button of user is preset and obtained.Described button operation
Parameter includes key press time interval and/or button repetition time, the state of specially current button, mode, time interval, repetition
Time（Such as press or upspring, press when being long（No upspring）, or the wheel repeatedly quickly pressed for a long time, upspring
Return）Etc. series of factors.
Specifically alternatively, the specific work process of described determining module 2 is：If the key set code receiving is identical with last time,
And described button operation parameter in default time window it is determined that be quick key state；If the key set code receiving
Differed with last time or described button operation parameter default time window outer it is determined that being normal key-press status.
First mapping block 3, for if it is determined that key-press status be quick key state, then according to described mapping relations will
Described key set code is mapped as quick code value event.
Specifically alternatively, in quick selection application under multi-screen scene, according to determining module 2, quick key state is reflected
Penetrate as quick code value event, i.e. KEY_RIGHT_K event.
First processing module 4, for selecting application to process multi-screen according to described quick code value event, completes between screen
Mobile Response to selection.
The KEY_RIGHT_K event of the first mapping block 3 is put into system and inputs the sound triggering application layer in message queue
Should process, such as left button event-consumers interface is moved to the left, right button event-consumers interface is mobile between quickly being shielded to the right to be selected
Response.
In addition however, it is determined that the key-press status that module 2 determines are normal key-press status, then described key set code is mapped as normally
Code value event, i.e. KEY_RIGHT event, described KEY_RIGHT event is put in system input message queue and triggers application layer
Carry out mobile Response to selection in screen to the left or to the right.
The embodiment of the present invention is by, after receiving key set code, determining different code value things according to default time interval
Part, and make corresponding response, realize the multifunction push key of low cost, make user simple to operation, improve operating efficiency.
Refer to Fig. 4 again, be the structural representation of another kind of keystroke handling device of the embodiment of the present invention, the present invention is implemented
Device described in example include default mapping block 1 in an embodiment, determining module 2, at the first mapping block 3 and first
Reason module 4, further, in embodiments of the present invention, described device also includes：Second mapping block 5, Second processing module 6,
Specifically：
Described second mapping block 5, for if it is determined that key-press status be normal key-press status, then according to described mapping close
Described key set code is mapped as normal code value event by system.
Described Second processing module 6, for selecting application to process multi-screen according to described normal code value event, completes
Mobile Response to selection in screen.
According to the mapping relations of default mapping block 1 setting, KEY_RIGHT event is put into system input message queue,
Triggering application layer response processes mobile in quick screen selection.
Wherein, refer to Fig. 5, described determining module 2 includes：
Detector unit 21, for when receiving described key set code, if the corresponding operation object of described key set code is multi-screen
Select application, detect whether this key set code and button operation parameter determine the key-press status of user in default time window；
Wherein, described button operation parameter includes key press time interval and/or button repetition time, and described time window is according to setting
Button operation parameter preset obtain.
First determining unit 22, button operation parameter if the key set code for receiving is identical with last time and described exists
It is determined that being quick key state in default time window；
Second determining unit 23, if key set code and last time for receiving differ or described button operation parameter exists
It is determined that being normal key-press status outside default time window.
Further, the device described in the embodiment of the present invention, also includes：
Preset window module 7, the button operation parameter being arranged by system default is preset and is obtained, or according to user in offer
The button operation parameter of user interface setting is preset and is obtained, or the button behaviour according to corresponding to the history button operation of user
Make parameter preset obtain.
Wherein, described button operation parameter includes key press time interval and/or button repetition time, specially current button
State, mode, time interval, the repetition time（Such as press or upspring, press when being long（No upspring）, or when long
Between the samsara repeatedly quickly pressed, upspring）Etc. series of factors.
Wherein, described button operation parameter according to corresponding to the historical operation button of user is preset and is specially by software system
System is followed the tracks of within cycle regular hour, the button operation parameter of the situation determination of user operation button, passes through described pressing afterwards
The default time window of key operation parameter is judging that user is to carry out normal button or wanting the intention being switched fast instantly.
Storage mapping module 8, stores described key set code and quick code value thing for mapping in default key value mapping table
Part and normal code value event.
The embodiment of the present invention realizes the scheme of two yards of a key, on the premise of not increasing hardware cost, expand first
Function；Then, it is spaced by rational key press time and sets, the quick button judging user is intended to produce two kinds of code value events；
Secondly, two kinds of code value events are in the response of application layer, in different applications, relatively independent；Finally, the skill of the embodiment of the present invention
Art scheme can form standard interface to other application disclosure, specifically responded, easily promote.
Refer to Fig. 6 again, be a kind of structural representation of key processing system of the embodiment of the present invention, including remote control 1
With audio frequency and video display terminal 2, wherein, described remote control 1 is used for sending the key set code of button to described audio frequency and video display terminal；Institute
State audio frequency and video display terminal 2 and include the device described in foregoing invention embodiment.
The embodiment of the present invention is by, after receiving key set code, determining different code value things according to default time interval
Part, and make corresponding response, realize the multifunction push key of low cost, make user simple to operation, improve operating efficiency.
One of ordinary skill in the art will appreciate that realizing all or part of flow process in above-described embodiment method, it is permissible
Instruct related hardware to complete by computer program, described program can be stored in a computer read/write memory medium
In, this program is upon execution, it may include as the flow process of the embodiment of above-mentioned each method.Wherein, described storage medium can be magnetic
Dish, CD, read-only memory（Read-Only Memory, ROM）Or random access memory（Random Access
Memory, RAM）Deng.
Above disclosed be only present pre-ferred embodiments, certainly the right model of the present invention can not be limited with this
Enclose, the equivalent variations therefore made according to the claims in the present invention, still belong to the scope that the present invention is covered.
Claims (11)
1. a kind of button processing method is it is characterised in that include：
Setting key set code and the mapping relations of quick code value event and normal code value event；
When receiving described key set code, if the corresponding operation object of described key set code selects application for multi-screen, pressed according to described
Key and default time window determine the key-press status of user；
If it is determined that key-press status be quick key state, then according to described mapping relations, described key set code is mapped as speed code
Value event；
Select application to process multi-screen according to described quick code value event, complete mobile Response to selection between screen；
Wherein, the described key-press status determining user according to described key set code and default time window, including：
If the key set code receiving is identical with last time, and button operation parameter in default time window it is determined that being quick
Key-press status；
If the key set code receiving and last time differ or button operation parameter default time window outer it is determined that being normal
Key-press status.
2. the method for claim 1 is it is characterised in that also include：
If it is determined that key-press status be normal key-press status, then according to described mapping relations, described key set code is mapped as normal code
Value event；
Select application to process multi-screen according to described normal code value event, complete to shield interior mobile Response to selection.
3. the method for claim 1 it is characterised in that described button operation parameter include key press time interval and/or
The button repetition time, described time window is to be preset according to the button operation parameter arranging to obtain.
4. method as claimed in claim 3 is it is characterised in that the button that arranged by system default of described default time window
Operating parameter preset obtains, or according to user provide user interface setting button operation parameter preset obtain, or
Button operation parameter according to corresponding to the historical operation button of user is preset and is obtained.
5. the method for claim 1 is it is characterised in that also include：
In default key value mapping table, mapping stores described key set code and quick code value event and normal code value event.
6. a kind of keystroke handling device is it is characterised in that include：
Default mapping block, for arranging the mapping relations of key set code and quick code value event and normal code value event；
Determining module, for when receiving key set code, if the corresponding operation object of this key set code selects application for multi-screen, according to
This key set code and default time window determine the key-press status of user；
First mapping block, for if it is determined that key-press status be quick key state, then will be described according to described mapping relations
Key set code is mapped as quick code value event；
First processing module, for selecting application to process multi-screen according to described quick code value event, completes to move between screen
Response to selection；
Wherein, described determining module, including：
First determining unit, if the key set code for receiving is identical with last time, and button operation parameter is in default time window
It is determined that being quick key state in mouthful；
Second determining unit, if the key set code for receiving differed with last time or described button operation parameter is default
It is determined that being normal key-press status outside time window.
7. device as claimed in claim 6 is it is characterised in that also include：
Second mapping block, for if it is determined that key-press status be normal key-press status, then will be described according to described mapping relations
Key set code is mapped as normal code value event；
Second processing module, for selecting application to process multi-screen according to described normal code value event, completes to shield interior movement
Response to selection.
8. device as claimed in claim 6 it is characterised in that described button operation parameter include key press time interval and/or
The button repetition time, described time window is to be preset according to the button operation parameter arranging to obtain.
9. device as claimed in claim 8 is it is characterised in that also include：
Preset window module, the button operation parameter for being arranged by system default is preset and is obtained, or according to user in offer
The button operation parameter of user interface setting is preset and is obtained, or the button behaviour according to corresponding to the history button operation of user
Make parameter preset obtain.
10. device as claimed in claim 6 is it is characterised in that also include：
Memory module, stores described key set code and quick code value event and normal code for mapping in default key value mapping table
Value event.
A kind of 11. key processing systems it is characterised in that including remote control and audio frequency and video display terminal, wherein,
Described remote control is used for sending the key set code of button to described audio frequency and video display terminal；
Described audio frequency and video display terminal includes device described in any one of claim 10 for the claims 6.
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| CN201310468323.9A CN103558922B (en) | 2013-10-09 | 2013-10-09 | Key processing method, device and system |
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| CN105812925A (en) * | 2014-12-29 | 2016-07-27 | 深圳Tcl数字技术有限公司 | Detection method for remote controller key bounce, remote controller and television |
| CN104935992A (en) * | 2015-06-12 | 2015-09-23 | Tcl集团股份有限公司 | Remote controller learning method and device |
| CN105807654A (en) * | 2016-03-09 | 2016-07-27 | 深圳市茁壮网络股份有限公司 | Key processing method, apparatus, household appliance and key processing system |
| CN110876077B (en) * | 2018-09-04 | 2022-05-06 | 深圳Tcl新技术有限公司 | Control method of smart television, mobile terminal and computer readable storage medium |
| CN111770369A (en) * | 2020-05-25 | 2020-10-13 | 广州视源电子科技股份有限公司 | Remote control method, device, storage medium and terminal |
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| KR101752355B1 (en) * | 2010-07-26 | 2017-06-29 | 엘지전자 주식회사 | Method for operating an apparatus for displaying image |
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| CN1375990A (en) * | 2002-04-04 | 2002-10-23 | Tcl王牌电子(深圳)有限公司 | Frequency channel fast setting and changing-over method |
| CN1661540A (en) * | 2004-02-27 | 2005-08-31 | 株式会社日立制作所 | Display method and display device |
| KR20060054963A (en) * | 2004-11-17 | 2006-05-23 | 엘지전자 주식회사 | Method for tuning channel of dtv |
| CN101060596A (en) * | 2007-05-11 | 2007-10-24 | 海尔集团公司 | TV set 'PIP' display window motion method |
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