CN101943939A - Terminal and method for controlling stylus pen of terminal - Google Patents
Terminal and method for controlling stylus pen of terminal Download PDFInfo
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- CN101943939A CN101943939A CN2009100575760A CN200910057576A CN101943939A CN 101943939 A CN101943939 A CN 101943939A CN 2009100575760 A CN2009100575760 A CN 2009100575760A CN 200910057576 A CN200910057576 A CN 200910057576A CN 101943939 A CN101943939 A CN 101943939A
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Abstract
The invention relates to the field of hand input on a terminal and discloses the terminal and a method for controlling a stylus pen of the terminal. In the method, when the stylus pen is pulled out and is not used for a long time, a subsystem on the terminal relative to the stylus pen is turned off and an operation method for recovering the function of the stylus pen is displayed on a display screen on the terminal, so that power consumption caused by that a user forgets to place the stylus pen back in time is effectively avoided and the standby time of the terminal is prolonged. The function of the stylus pen can be recovered by long pressing the appointed key.
Description
Technical field
The present invention relates to the handwriting input field on the terminal, particularly the power conservation techniques of writing pencil.
Background technology
Electric ink is innovating technologies of a kind of display message.Under the prerequisite that does not expend any additional electrical energy, electric ink can keep image to reach several weeks, and the power consumption that other display technique need continue when showing usually.
A kind of application of electric ink is a display screen of making E-book reader.Utilize electric ink can keep the but advantage of consumed power not of image for a long time, this E-book reader only needs small amount of electrical energy when page turning, and a fritter lithium battery just can roll up ten thousand pages.And the reflectivity of electric ink and contrast are preferable, so long-time the reading do not hindered eyes yet.
In order to take notes on E-book reader, display screen can adopt writing technology, and typical mode is to support time writer.
Time writer can send the signal of certain frequency, receives this signal by the antenna of arranging in length and breadth on the substrate then, judges the coordinate and the dynamics of time writer according to the signal intensity of each antenna reception.Because electromagnetic wave does not need contact can conduct yet, even so time writer does not touch substrate, substrate also can be sensed, therefore within distance substrate certain altitude, time writer still can be brought into play the effect of writing drawing, and pen gives user's sensation just as a real pen like this.
In order to detect the stylus incident, present time writer hand-writing technique can be opened a scanning trace routine, and the process work loss-rate that this scanning detects is bigger, can shorten the stand-by time of terminal.For the E-book reader that adopts electronic ink technologies, because of energy consumption during its groundwork (reading) is very low, the energy consumption that scanning detects will shorten the page turning number of times greatly, and problem is particularly serious.
Even more serious is, may be because the user forgets in time to return penholder assigned address or hold the long-time thinking of pen or not with reasons such as penholder are good, and scanning trace routine meeting continuous firing, thus cause terminal not have electricity very soon, cisco unity malfunction.
Summary of the invention
The object of the present invention is to provide a kind of terminal and writing pencil control method thereof, can prevent to forget to be turned back to the terminal power consumption that causes because of writing pencil.
For solving the problems of the technologies described above, embodiments of the present invention provide writing pencil control method on a kind of terminal, may further comprise the steps:
When terminal detects writing pencil and is pulled out, open power supply, and start timer the writing pencil subsystem;
Before the timer expiry, if detect the stylus incident, the timer of then resetting;
During timer expiry, terminal is interrupted the power supply to the writing pencil subsystem.
Embodiments of the present invention also provide a kind of terminal that has handheld stylus functions, comprising:
The in-place detection unit is used to detect writing pencil and whether just is being inserted in assigned address;
Timer;
The writing pencil subsystem is used to detect the action of writing pencil, if detect the stylus incident, and the timer of then resetting;
Control module when being used for detecting writing pencil in the in-place detection unit and being pulled out, is opened the power supply to the writing pencil subsystem, and is started timer, during this timer expiry, interrupts the power supply to the writing pencil subsystem.
Embodiment of the present invention compared with prior art, the key distinction and effect thereof are:
Be pulled out when but not having the stylus incident for a long time at writing pencil, close a terminal and go up the subsystem relevant, thereby effectively prevent from time to turn back to the power consumption that writing pencil causes, prolonged the stand-by time of terminal because of the user forgets with writing pencil.
Further, after closing handheld stylus functions, on the display screen of terminal, show the method for operating of recovering the writing pencil merit, can make the user clearly know method of operating, avoid meaningless trial.
Further, can recover handheld stylus functions by long button by appointment.Because button can be by interrupting waking up the processor in the sleep, so after the writing pencil subsystem was closed, if there is not other task, processor also can enter sleep state, power saving so further.
Further, after from terminal sleep, being waken up,, just recover handheld stylus functions, can user friendlyly import if writing pencil is not on the throne.
Description of drawings
Fig. 1 is a writing pencil control method schematic flow sheet on the terminal in the first embodiment of the invention;
Fig. 2 is a writing pencil control method state circulation synoptic diagram on the terminal in the second embodiment of the invention.
Embodiment
In the following description, in order to make the reader understand the application better many ins and outs have been proposed.But, persons of ordinary skill in the art may appreciate that even without these ins and outs with based on the many variations and the modification of following each embodiment, also can realize each claim of the application technical scheme required for protection.
For making the purpose, technical solutions and advantages of the present invention clearer, embodiments of the present invention are described in further detail below in conjunction with accompanying drawing.
First embodiment of the invention relates to writing pencil control method on a kind of terminal, and its flow process as shown in Figure 1.
In step 101, terminal detects writing pencil and is pulled out.Writing pencil not the time spent should be inserted in appointed positions, have a hardware switch can know whether writing pencil on the throne.If writing pencil is pulled out, then hardware switch can trigger an interruption and give processor, and processor just knows that writing pencil has been pulled out (or being called not on the throne).
After this enter step 102, when terminal detects writing pencil and is pulled out, open power supply, and start timer the writing pencil subsystem.
The writing pencil subsystem is meant by terminal power supply, relevant with writing pencil subsystem, for example, mainly is the substrate of induced electricity magnetic pen signal for time writer, for mainly being ultrasonic generator and pick-up unit based on hyperacoustic writing pencil, or the like.
For time writer, the power supply of opening the writing pencil subsystem mainly refers to open a scanning trace routine, and the stylus signal of time writer is scanned detection.
After this enter step 103, before the timer expiry, detect whether the stylus incident takes place, if detect the stylus incident, then enter step 104, otherwise enter step 105.When writing pencil contacts or near the degree to a bit, just has the stylus incident and be triggered with corresponding handwriting pad.
In step 104, the replacement timer.The replacement timer is meant that the residual time length with timer returns to initial value, restarts this timer again.
After this enter step 105, judge whether timer is overtime, if overtime then enter step 106, otherwise would get back to step 103.
In step 106, when timer expiry, terminal is interrupted the power supply to the writing pencil subsystem, and the timeing closing device.
For time writer, interrupt the power supply of writing pencil subsystem is mainly referred to close the scanning trace routine, stop the stylus signal of time writer is scanned detection.
Be pulled out when but not having the stylus incident for a long time at writing pencil, close a terminal and go up the subsystem relevant, thereby effectively prevent from time to turn back to the power consumption that writing pencil causes, prolonged the stand-by time of terminal because of the user forgets with writing pencil.
After this enter step 107, show the method for operating (for example long button by appointment) of recovering handheld stylus functions on terminal, this can make the user know method of operating, avoids meaningless trial.
Be appreciated that, preferably, can on display screen, show the method for operating of recovering handheld stylus functions, also can be by the method for operating of alternate manner indication recovery, for example light certain pilot lamp, the explanation of restoration methods is arranged, and for example on this pilot lamp corresponding character, to backlight emphasized of button to glimmer of triggering recovery, or the like.
Be that example describes above with the time writer, be appreciated that except time writer technical scheme of the present invention also can be applied to the writing pencil of other type, as writing pencil based on ultrasound examination, or based on the writing pencil of Photoelectric Detection, or the like.These writing pencils all need to continue or periodically consume the terminal electric energy in hand-written process, therefore can use technical solution of the present invention, and difference only is that the specific implementation form of writing pencil subsystem may be different.
Preferably, display screen can use electronic ink technologies, with further saving electric energy.
After the power supply of interrupting the writing pencil subsystem, can recover handheld stylus functions (promptly recovering power supply) by long button by appointment to the writing pencil subsystem.Because button can be by interrupting waking up the processor in the sleep, so after the writing pencil subsystem was closed, if there is not other task, processor also can enter sleep state, power saving so further.
The method of recovering handheld stylus functions can be long by the Option key, also can be by other key, or use other method of operating, for example writing pencil is turned back to assigned address and extract again again, perhaps, successively short button in specifying duration by two appointments, perhaps, key arbitrarily on the keypad is perhaps clicked on the little touch-screen of another piece resistance-type, or the like.
Second embodiment of the invention relates to writing pencil control method on a kind of terminal.
Second embodiment is expanded on the basis of first embodiment.Second embodiment has been introduced a state machine, and its state circulation as shown in Figure 2.
This state machine has 5 states:
State one: writing pencil is not on the throne, hand-written closing, and timer (Timer) cuts out;
State two: writing pencil is on the throne, hand-written closing, and timer cuts out;
State three: hand-written unlatching, timer is normally opened;
State four: hand-written unlatching, timer restart operation;
State five: hand-written closing, system enters Sleep (sleep).
When system is in state five (sleep state), if receive wake command, judge then whether writing pencil is on the throne, if on the thronely just get the hang of two, if not on the thronely get the hang of three.
After from terminal sleep, being waken up,, just recover handheld stylus functions, can user friendlyly import if writing pencil is not on the throne.The user is terminal wake-up, and when holding writing pencil, has bigger probability will carry out handwriting input.
When system is in state two,, then get the hang of five if receive the Sleep order; If detect the incident of extracting writing pencil, then get the hang of three.The Sleep order can be that the user sends by pressing specified button (as the sleep key), also can be that terminal is spontaneous when not having task.
When system is in state three,, then get the hang of two if detect the incident of inserting writing pencil; If detect the writing pencil click event, then get the hang of four, the replacement timer; If detect the overtime incident of Timer, then close handwriting functions (promptly interrupting the power supply of writing pencil subsystem), timeing closing device, prompting is reopened handwriting functions with the head of a household by specified button, gets the hang of one.
When system is in state four, if detect the overtime incident of Timer, then close handwriting functions (promptly interrupting the power supply of writing pencil subsystem), timeing closing device, prompting is reopened handwriting functions with the head of a household by specified button, gets the hang of one.
When system is in state for the moment, if detect the incident by specified button (as the Option key), then open hand-written state (promptly recovering the power supply of writing pencil subsystem) with the head of a household, get the hang of three; If receive the Sleep order, then get the hang of five.
Each method embodiment of the present invention all can be realized in modes such as software, hardware, firmwares.No matter the present invention be with software, hardware, or the firmware mode realize, instruction code can be stored in the storer of computer-accessible of any kind (for example permanent or revisable, volatibility or non-volatile, solid-state or non-solid-state, fixing or removable medium or the like).Equally, storer can for example be programmable logic array (Programmable Array Logic, be called for short " PAL "), random access memory (Random Access Memory, be called for short " RAM "), programmable read only memory (Programmable Read Only Memory, be called for short " PROM "), ROM (read-only memory) (Read-Only Memory, be called for short " ROM "), Electrically Erasable Read Only Memory (Electrically Erasable Programmable ROM, be called for short " EEPROM "), disk, CD, digital versatile disc (Digital Versatile Disc is called for short " DVD ") or the like.
Third embodiment of the invention relates to a kind of terminal that has handheld stylus functions.This terminal that has handheld stylus functions comprises:
The in-place detection unit is used to detect writing pencil and whether just is being inserted in assigned address, and this unit can know whether writing pencil just is being inserted in assigned address by the folding condition of a hardware switch.
Timer.
The writing pencil subsystem is used to detect the action of writing pencil, if detect the stylus incident, and the timer of then resetting.
Display unit, preferably, display unit can use the display screen of electronic ink technologies, and display screen that can certainly other type is as LCD (Liquid Crystal Display is called for short " LCD ") or the like.
Control module when being used for detecting writing pencil in the in-place detection unit and being pulled out, is opened the power supply to the writing pencil subsystem, and is started timer, during this timer expiry, interrupts the power supply to the writing pencil subsystem.
After the power supply of interruption to the writing pencil subsystem, the control module direction display unit shows the method for operating of recovering handheld stylus functions.
Grown on time when specified button, control module recovers the power supply to the writing pencil subsystem.
Preferentially, writing pencil is a time writer.Interruption stops the scanning of time writer is detected during to the power supply of writing pencil subsystem.Recovery recovers the scanning of time writer is detected during to the power supply of writing pencil subsystem.
First or second embodiment is and the corresponding method embodiment of present embodiment, present embodiment can with the enforcement of working in coordination of first or second embodiment.The correlation technique details of mentioning in first or second embodiment is still effective in the present embodiment, in order to reduce repetition, repeats no more here.Correspondingly, the correlation technique details of mentioning in the present embodiment also can be applicable in first or second embodiment.
Need to prove, each unit of mentioning in each equipment embodiment of the present invention all is a logical block, physically, a logical block can be a physical location, it also can be the part of a physical location, can also realize that the physics realization mode of these logical blocks itself is not most important with the combination of a plurality of physical locations, the combination of the function that these logical blocks realized is the key that just solves technical matters proposed by the invention.In addition, for outstanding innovation part of the present invention, above-mentioned each the equipment embodiment of the present invention will not introduced not too close unit with solving technical matters relation proposed by the invention, and this does not show that there is not other unit in the said equipment embodiment.
Though pass through with reference to some of the preferred embodiment of the invention, the present invention is illustrated and describes, but those of ordinary skill in the art should be understood that and can do various changes to it in the form and details, and without departing from the spirit and scope of the present invention.
Claims (10)
1. writing pencil control method on the terminal is characterized in that, may further comprise the steps:
When terminal detects writing pencil and is pulled out, open power supply, and start timer the writing pencil subsystem;
Before the described timer expiry, if detect the stylus incident, the described timer of then resetting;
During described timer expiry, terminal is interrupted the power supply to the writing pencil subsystem.
2. writing pencil control method on the terminal according to claim 1 is characterized in that described writing pencil is a time writer;
In the step of described terminal interruption to the power supply of writing pencil subsystem, stop detection to time writer.
3. writing pencil control method on the terminal according to claim 2 is characterized in that, after the power supply of described terminal interruption to the writing pencil subsystem, also comprises following substep:
On described terminal, show the method for operating of recovering handheld stylus functions.
4. writing pencil control method on the terminal according to claim 3 is characterized in that, the method for operating that described demonstration recovers handheld stylus functions is long button by appointment.
5. writing pencil control method on the terminal according to claim 4 is characterized in that, when terminal has been interrupted power supply to the writing pencil subsystem, and writing pencil is not when on the throne, if receive and enter dormant order, then whole terminal enters sleep state.
6. writing pencil control method on the terminal according to claim 5 is characterized in that, when terminal is in sleep state, if receive wake command, checks then whether writing pencil is on the throne, if on the throne then recover the power supply of writing pencil subsystem and start timer.
7. a terminal that has handheld stylus functions is characterized in that, comprising:
The in-place detection unit is used to detect writing pencil and whether just is being inserted in assigned address;
Timer;
The writing pencil subsystem is used to detect the action of writing pencil, if detect the stylus incident, and the described timer of then resetting;
Control module when being used for detecting writing pencil in described in-place detection unit and being pulled out, is opened the power supply to described writing pencil subsystem, and is started timer, during this timer expiry, interrupts the power supply to described writing pencil subsystem.
8. the terminal that has handheld stylus functions according to claim 7 is characterized in that described writing pencil is a time writer;
Interruption stops the detection to time writer during to the power supply of described writing pencil subsystem.
9. the terminal that has handheld stylus functions according to claim 8 is characterized in that described terminal also comprises display unit;
After the power supply of interruption to described writing pencil subsystem, described control module direction display unit shows the method for operating of recovering handheld stylus functions.
10. the terminal that has handheld stylus functions according to claim 9 is characterized in that, is grown on time when specified button, and described control module recovers the power supply to described writing pencil subsystem.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100575760A CN101943939A (en) | 2009-07-09 | 2009-07-09 | Terminal and method for controlling stylus pen of terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100575760A CN101943939A (en) | 2009-07-09 | 2009-07-09 | Terminal and method for controlling stylus pen of terminal |
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| Publication Number | Publication Date |
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| CN101943939A true CN101943939A (en) | 2011-01-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2009100575760A Pending CN101943939A (en) | 2009-07-09 | 2009-07-09 | Terminal and method for controlling stylus pen of terminal |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103186335A (en) * | 2011-12-29 | 2013-07-03 | 汉王科技股份有限公司 | Handwriting input method and device |
| CN109164926A (en) * | 2018-08-01 | 2019-01-08 | 广州视源电子科技股份有限公司 | Electromagnetic pen control method and system, readable storage medium and electromagnetic pen |
| CN111124245A (en) * | 2019-12-24 | 2020-05-08 | 维沃移动通信有限公司 | Control method and electronic equipment |
| CN111324220A (en) * | 2020-01-23 | 2020-06-23 | 联想(北京)有限公司 | Display method, electronic device, and storage medium |
| CN112740152A (en) * | 2018-09-30 | 2021-04-30 | 华为技术有限公司 | Handwriting pen detection method, system and related device |
| CN116709477A (en) * | 2022-11-22 | 2023-09-05 | 荣耀终端有限公司 | Dormancy awakening method, electronic equipment, bluetooth peripheral and storage medium |
-
2009
- 2009-07-09 CN CN2009100575760A patent/CN101943939A/en active Pending
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103186335B (en) * | 2011-12-29 | 2016-06-22 | 汉王科技股份有限公司 | Hand-written inputting method and device |
| CN103186335A (en) * | 2011-12-29 | 2013-07-03 | 汉王科技股份有限公司 | Handwriting input method and device |
| CN109164926B (en) * | 2018-08-01 | 2021-11-19 | 广州视源电子科技股份有限公司 | Electromagnetic pen control method and system, readable storage medium and electromagnetic pen |
| CN109164926A (en) * | 2018-08-01 | 2019-01-08 | 广州视源电子科技股份有限公司 | Electromagnetic pen control method and system, readable storage medium and electromagnetic pen |
| US11899879B2 (en) | 2018-09-30 | 2024-02-13 | Huawei Technologies Co., Ltd. | Stylus detection method, system, and related apparatus for switching frequencies for detecting input signals |
| CN112740152B (en) * | 2018-09-30 | 2023-09-08 | 华为技术有限公司 | Handwriting pen detection method, handwriting pen detection system and related device |
| CN112740152A (en) * | 2018-09-30 | 2021-04-30 | 华为技术有限公司 | Handwriting pen detection method, system and related device |
| WO2021129538A1 (en) * | 2019-12-24 | 2021-07-01 | 维沃移动通信有限公司 | Control method and electronic device |
| CN111124245B (en) * | 2019-12-24 | 2022-06-10 | 维沃移动通信有限公司 | Control method and electronic equipment |
| CN111124245A (en) * | 2019-12-24 | 2020-05-08 | 维沃移动通信有限公司 | Control method and electronic equipment |
| CN111324220A (en) * | 2020-01-23 | 2020-06-23 | 联想(北京)有限公司 | Display method, electronic device, and storage medium |
| CN116709477A (en) * | 2022-11-22 | 2023-09-05 | 荣耀终端有限公司 | Dormancy awakening method, electronic equipment, bluetooth peripheral and storage medium |
| CN116709477B (en) * | 2022-11-22 | 2024-05-14 | 荣耀终端有限公司 | Dormancy awakening method, electronic equipment, bluetooth peripheral and storage medium |
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Effective date of registration: 20120704 Address after: 225009 No. 19, Weiyang Road, Weiyang District, Jiangsu, Yangzhou Applicant after: Yangzhou easy Electronics Technology Co., Ltd. Address before: 201203 Shanghai Guo Shou Jing Road, Zhangjiang hi tech park Pudong Software Park No. 498 Building No. 12 302 Applicant before: Shanghai EDO Electronic Technology Co., Ltd. |
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Application publication date: 20110112 |