CN1497616A - Input device - Google Patents
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- Publication number
- CN1497616A CN1497616A CNA2003101013496A CN200310101349A CN1497616A CN 1497616 A CN1497616 A CN 1497616A CN A2003101013496 A CNA2003101013496 A CN A2003101013496A CN 200310101349 A CN200310101349 A CN 200310101349A CN 1497616 A CN1497616 A CN 1497616A
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- CN
- China
- Prior art keywords
- resistive element
- conductive component
- input unit
- contact
- operating knob
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Push-Button Switches (AREA)
- Telephone Set Structure (AREA)
- Input From Keyboards Or The Like (AREA)
- Position Input By Displaying (AREA)
Abstract
Provided is an input device which is formed with base material of which resistance elements are rich in auto-recovery power and easy to manufacture. The input device is provided with; conductive silicone rubber 25 which contains resistance elements inside of a substrate having auto recoverable elasticity; a conductive sheet 27 facing the conductive silicone rubber 25 with prescribed spacing; and an operation knob 21 which makes the conductive sheet 27 contact by decreasing the spacing from the outside in accordance with slide transfer. A voltage change generated in the conductive sheet 27 is detected by making the conductive silicone rubber 25 contact with the conductive sheet 27 by operating the operation knob 21.
Description
Technical field
The present invention relates to a kind of input unit that is used in mobile phone etc.
Background technology
The invention of being put down in writing in the patent documentation 1 is the existing input unit that detects indicating positions.
Fig. 7 represents the side sectional view of prior art, and Fig. 8 represents the front section view of prior art, and Fig. 9 represents the exploded perspective view of prior art.
1 expression insulated substrate can be to be made by elongated rectangle films such as insulating resins, on its upper surface, conductive part 4 is extended to the end face portion 19 of film from their ends separately on resistive layer 2 and conductive layer 3.
The pad that 5 expressions are made by insulating resin, its central authorities have slotted hole 6, so that resistive layer 2 and conductive layer 3 expose, and have certain thickness.
7 expression electric conductors can be to be made by the film of insulating resin system, its profile and pad 5 much at one, central part has applied the slotted hole 6 shapes conducting film 18 much at one with pad 5 below it.
8 expression sliders, its top possesses the joystick 9 of operation usefulness, and the below possesses press section 10.
11 expression bases are made by metal sheet, have claw 13 and screw erection opening 12 that installing and locating is used.
Pressing spring is pressed in 14 expressions, is made by elastomeric metal sheet, has slotted hole 16, so that can handle the joystick 9 of slider 8 with being free to slide.And, should press pressing spring 14 and often slider 8 be pressed on electric conductor 7, have spring department and slider 8, electric conductor 7, pad 5 and insulated substrate 1 are inserted by the caulking part 15 between pressing spring 14 and the base 11.
In the above-mentioned structure, always pressed in electric conductor 7 one sides by pressing pressing spring 14.Electric conductor 7 is pushed in the press section 10 of slider 8, and resistive layer 2 and conducting film 18 are connected.And these 10 tips, press section are acute angle, contact with the rectangular line of glide direction so that become with the resistive layer 2 of electric conductor 7, the contact-making surface of conductive layer 3.
And, sliding along slotted hole 16 by the joystick 9 that makes slider 8 by pressing spring 14, line contact position formerly moves, and thus, the position that resistive layer 2 and conductive layer 3 are bridged by electric conductor 7 also produces mobile, thereby obtains desirable resistance value.
(patent documentation 1)
Te Kaiping 2-281603 communique
, in the existing input unit, electric conductor 7 is pushed in the press section 10 of slider 8, thus, is connected with resistive layer 2 by conducting film 18.These 10 tips, press section are acute angle, so that it contacts with the rectangular line of glide direction with the resistive layer 2 of electric conductor 7, the contact-making surface of conductive layer 3.
Yet the gap between resistive layer 2 and the conducting film 18 has deviation, in addition, the electric conductor 7 that forms conducting film 18 is made by insulating resin, thereby, even push by the press section 10 of slider 8, it is acute angle-shaped that electric conductor 7 is deflected into, thereby contact point expansion makes the accuracy of detection step-down.If deflect into acute angle-shapedly by force, then can produce and make conducting film 18 produce problem of cracks.
The present invention makes just in view of the above problems, thus its objective is provide a kind of resistive element by the material that is rich in self-recovery power form, input unit easy to manufacture.
In addition, the object of the present invention is to provide a kind of input unit that the locational contact point of each slide can be narrowed down, can improve accuracy of detection.
Moreover, the object of the present invention is to provide a kind of input unit that can multi-direction input.
And, the object of the present invention is to provide a kind ofly not only can detect slide, can also detect the input unit of pressing operation.
In addition, the purpose of this invention is to provide a kind of input unit that prevents to invade dust from the peristome of framework.
The content of invention
For reaching described purpose, the invention that technical solution of the present invention 1 is put down in writing is characterized in that possessing: but contain the resistance raw material in flexible base material inside and the resistive element made with ego resilience; Has predetermined space and the conductive component of subtend setting with described resistive element; Being accompanied by slip reduces described interval and makes and the contacted operating portion of described conductive component from the outside; Operate described operating portion described resistive element is contacted with described conductive component, thereby detect the change in voltage that produces on the described conductive component.
In addition, the invention that technical solution of the present invention 2 is put down in writing is characterized in that, the described operating portion of record is an operating knob in the technical solution of the present invention 1.
In addition, the invention that technical solution of the present invention 3 is put down in writing, it is characterized in that, the described operating knob of record has protuberance in the technical solution of the present invention 1, and be accompanied by slip, this protuberance moves when being pressed on the described resistive element, thereby makes described resistive element produce the local elasticity distortion similar with this protuberance shape.
In addition, the invention that technical solution of the present invention 4 is put down in writing, it is characterized in that, in the invention of technical solution of the present invention 3 records, possess: be used for the described operating knob of fixing and make the guiding part that it can multi-direction slip in the plane on described resistive element and the described conductive component, and the voltage detection mechanism of directions X, Y direction.
In addition, the invention that technical solution of the present invention 5 is put down in writing, it is characterized in that, in the invention of technical solution of the present invention 4 records, described conductive component is made by flexible material, below described resistive element and described conductive component, be provided with possess travelling contact and with the switch of the contacted fixed contact of this travelling contact, by described operating knob is pressed into downwards, make described resistive element and described conductive component deflection, thereby the described travelling contact of pressing described switch makes it contact with described fixed contact.
In addition, the invention that technical solution of the present invention 6 is put down in writing, it is characterized in that, in the invention of technical solution of the present invention 4 records, described switch has the framework that is provided with box and peristome, thereby described box has first resettlement section of accommodating described fixed contact and described travelling contact and form second resettlement section that stage portion is accommodated described resistive element and described conductive component on described first resettlement section, and seizes described resistive element and described conductive component on both sides by the arms by the stage portion of described framework and described second resettlement section.
Brief description of drawings
Fig. 1 has represented the side sectional view of the input unit of one embodiment of the invention;
Fig. 2 has represented the vertical view of Fig. 1;
Fig. 3 has represented near the expansion cutaway view of touch-switch of this input unit;
Fig. 4 has represented the exploded perspective view of Fig. 1;
Among Fig. 5, (a)～(h) successively respectively expression assembled vertical view under the state of box, metallic contact, heat insulating lamella, conductive plate, heat insulating lamella, conductivity silicon rubber, heat insulating lamella, framework;
The expression of Fig. 6 model utility the XY direction testing circuit figure of input unit;
Fig. 7 represented prior art side sectional view;
Fig. 8 has represented the front section view of prior art;
Fig. 9 has represented the exploded perspective view of prior art.
The explanation of symbol:
20 baskets; 21 operating knobs; The 21b press section;
22 flexible thin films; 23 frameworks; The 23a peristome;
25 conductivity silicon rubbers; 27 conductive sheets; 29 metallic contacts;
30 boxes; The 30b stage portion; The 32a coordinate detects uses the XX input part;
The 32bYY input part; 32cXX, YY efferent.
The embodiment of invention
Below, with reference to Fig. 1～Fig. 6 one embodiment of the present of invention are described in detail.Here, Fig. 1 has represented the side sectional view of input unit of the present invention, and Fig. 2 has represented the vertical view of Fig. 1, and Fig. 3 has represented the expansion cutaway view of the push switch part of this input unit, and Fig. 4 has represented the exploded perspective view of Fig. 1; Among Fig. 5, (a)～(h) successively respectively expression assembled vertical view under the state of box (a), metallic contact (b), heat insulating lamella (c), conductive plate (d), heat insulating lamella (e), conductivity silicon rubber (f), heat insulating lamella (g), framework (h), Fig. 6 has represented the testing circuit figure of input unit.
Input unit of the present invention for example, can be assembled in the mobile phone, one end of the operating knob of pressing operation input unit, thereby the vernier on the liquid crystal display picture is moved up and down, and the central authorities by the pressing operation button can determine selected operation with vernier.
Input unit possesses: basket 20, and it is in the form of annular discs, and central authorities form peristome 20a, and lower surface forms recessed stage portion 20b; Operating knob 21, it is arranged among the peristome 20a of basket 20; Flexible thin film's (being equivalent to guiding part) 22, injection molded on its outer circumferential side matrix (ア ウ ト サ one ト shaping) (perhaps pasting) is on basket 20, simultaneously in it on all side group bodies injection molded (ア ウ ト サ one ト shapings) (perhaps pasting) on the peripheral part of operating knob 21 lower surfaces, thereby can make operating knob 21 to all directions inclinations.
Operating knob 21 possesses: round plate 21a, and flexible thin film 22 is fixed on the peripheral part of its lower surface; Press section (being equivalent to protuberance) 21b analyses and observe and is arcuation, and is outstanding at round plate 21a lower surface central part.Operating knob 21 is supported on the basket 20 by flexible thin film 22 and can freely swings, and the part of pushing near the periphery of the round plate 21a of operating knob 21 is toppled over it, and press section 21b becomes in the horizontal direction and moves, promptly slides for example about 0.5～1mm.And, detect the coordinate of this position, vernier is moved to this direction.On the other hand, the middle body of the round plate 21a of pressing operation button 21 is then also supressed press section 21b, for example operates touch-switch ( Network ト ス イ Star チ).
In the recessed stage portion 20b of basket 20 framework 23 is set, as Fig. 3～shown in Figure 5, this framework 23 stacks gradually heat insulating lamella 24, conductivity silicon rubber (being equivalent to resistive element) 25, heat insulating lamella 26, conductive sheet (being equivalent to conductive component) 27, heat insulating lamella 28 and is made and as the metallic contact 29 with turnover travelling contact of heaving portion etc. by metallic plate etc., thereby and assembling box 30 realize integrated.Fig. 5 (a) has only represented box 30, Fig. 5 (b) has represented metallic contact 29 is assembled into the state of box 30, and Fig. 5 (c), Fig. 5 (d), Fig. 5 (f), Fig. 5 (g), Fig. 5 (h) represent heat insulating lamella 24, conductive plate 27, heat insulating lamella 26, conductivity silicon rubber 25, heat insulating lamella 24, framework 23 are assembled into the situation of box 30 respectively.
Heat insulating lamella 26 between conductivity silicon rubber 25 and conductive sheet 27 to realize both insulation.In addition, the middle position of heat insulating lamella 26 forms circular hole 26a, thereby also as separating the pad of predetermined space between conductivity silicon rubber 25 and the conductive sheet 27.In addition, on the neighboring of heat insulating lamella 26, outstanding four positions Extendible flake 26b is set, on the Extendible flake 26b of three positions, forms location hole 26c.Then, be crimped onto on the conductive sheet 27 in the circular hole 26a of conductivity silicon rubber 25 by the similar strain of downward generation of the press section 21b of operating knob 21 and press section 21b shape via heat insulating lamella 26.
On the lower surface of conductive sheet 27, being situated between is assembled in the framework 3 box 30 integrated to realize by heat insulating lamella 28.On the upper surface of box 30, heat insulating lamella 26, conductive sheet 27 and heat insulating lamella 28 are retained in the recess 25a of conductivity silicon rubber 25.With the installation foot 23b of framework 23 hinged (perhaps riveted joint) thus fixing to the outer peripheral face of box 30.In addition, conductive sheet 27 and heat insulating lamella 28 have flexible, can be by to a certain degree pressing force and bending, thereby, during push button 21, the top of metallic contact 29 is pressed thereby conductive sheet 27 and heat insulating lamella 28 are bent downwardly by press section 21b.
In addition, on the neighboring of heat insulating lamella 28, the outstanding Extendible flake 28a that is provided with three positions, each Extendible flake 28a go up and form location hole 28b.
In addition, in the box 30 of the below of heat insulating lamella 28, also accommodating dome-type metallic contact 29.These metallic contact 29 top inner surface constitute touch-switch as travelling contact.
And the printed circuit board (PCB) of input unit has been installed in 33 expressions.
Then, the action to input unit describes.
At first, input describes to coordinate.And as shown in Figure 1, before operating knob 21 was assembled, heat insulating lamella 26 and conductivity silicon rubber 27 were plane earths, not deflection downwards.
In the non-operating state of Fig. 1, thereby conductivity silicon rubber 25 produces and conductive sheet 27 below the similar strain of the shape of the press section 21b of operating knob 21 contacts.Part from the periphery of the state pressing operation button 21 of this Fig. 1, end for example takes over, then because it is retained on the basket 20 by flexible thin film 22 and can freely swings, so thereby operating knob 21 tilts to make press section 21a to move in the horizontal direction, promptly slides about 0.5～1mm to left.Detect the coordinate that makes conductivity silicon rubber 25 and the contact position of conductive sheet 27 by the slip of this press section 21a, thereby detecting press section 21a moves to which direction from the position of Fig. 1, for example can carry out the operation of on this direction moving cursor etc.At this moment, can often keep contacting of conductivity silicon rubber 25 and conductive sheet 27 by press section 21a.
This testing agency's (being equivalent to XY direction testing agency) that carries out the coordinate detection is general testing agency, as mentioned above, applies for example voltage V of 5V between XX input part 32a and 32a, in addition, applies for example voltage V of 5V between YY input part 32b and 32b.And each voltage V is connected with conductive sheet 27 by conductivity silicon rubber 25, thus, and XX, YY efferent 32c between the shape that is in line tilt.
Describe with reference to it being carried out Fig. 6 that model utility represents, make record pen (stylus) 34 contacts, then be detected by record pen 34, and corresponding voltage V detects the X coordinate of record pen 34 positions at the voltage V that on the distance of each point A, C, reduces in proportion.In addition, switch additional electrodes, be detected by record pen 34 at the voltage V that on the distance of each point B, D, reduces in proportion, and corresponding voltage V and detect the Y coordinate of this record 34 position.And, 35 expression voltage efferents, 36 expression A/D converter sections, 37 expression CPU.As mentioned above, can detect correct XY coordinate by detecting magnitude of voltage.And, continuing to carry out operating period that an end of described operating knob 21 is pressed, cursor continues to move in the same direction.
On the other hand, remove described operating knob 21 ground the pushing of end that take over, the restoring force of the operating knob 21 of inclination by flexible thin film 22 turns back to the state among Fig. 1.
Action during then, to push button 21 describes.
The central authorities of the downward pressing operation button 21 of the state from Fig. 1, then operating knob 21 descends, and press section 21b overcomes the elastic force of conductivity silicon rubber 25 and heat insulating lamella 26 and descends, and pushes the top of the metallic contact 29 of below.When pushing, metallic contact 29 upsets, the travelling contact contact fixed contact 31a at its top, touch-switch is in open mode.
In addition, remove the push action of operating knob 21, then by the elasticity of metallic contact 29, metallic contact 29 returns to original position, and simultaneously, touch-switch P becomes closed condition.So carry out the operation of input unit of the present invention.
And, in described embodiment, though the input unit that is provided with push switch is illustrated,, also can the action of pressing among the present invention by operating knob, make the switch of travelling contact contact fixed contact.
In addition, even setting operation button not among the present invention also can carry out the slide or the push of operating portion by operator's finger.And basket 20 and operating knob 21 also can be arranged on basket one side of electronic equipment, in addition, also they and framework 23 can be wholely set.
Among this described embodiment, possess: but the resistance raw material contained in flexible base material inside and the conductivity silicon rubber 25 made with ego resilience; Separate predetermined space and the conductive sheet 27 of subtend setting with conductivity silicon rubber 25; Being accompanied by slip reduces described interval and makes and conductive sheet 27 contacted operating knobs 21 from the outside.Operating this operating knob 21 makes conductivity silicon rubber 25 contact with conductive sheet 27, thereby detect the change in voltage that produces on the conductive sheet 27, because conductivity silicon rubber 25 is formed by the base material that is rich in self-recovery power, thereby, the existing manufacturing process that resistive element is printed on the base material of being made by the PET film becomes uncomplicated, makes easily.In addition, because do not use the PET film, silicon rubber has higher thermal endurance, can carry out mounted on surface by reverberatory furnace (リ Off ロ one stove).
In addition, among the described embodiment, operating knob 21 has press section 21b, be accompanied by slip, on conductivity silicon rubber 25, push this press section 21b and mobile, thereby make described resistive element produce the local elasticity distortion similar with this press section 21b shape, therefore, be accompanied by the slip of the press section 21b of operating knob 21, thereby the press section 21b of operating knob 21 makes conductivity silicon rubber 25 produce local elasticity's distortion and contacts with conductive sheet 27, thereby, conductivity silicon rubber 25 is accompanied by the slip of the press section 21b of operating knob 21, can carry out strain and the self-recovery similar with the shape of press section 21b continuously, thereby, the locational contact point of each slide can be narrower, improved accuracy of detection.
In addition, among the described embodiment, have and be used for fixing operating knob 21 and make the flexible thin film 22 that it can multi-direction slip in the plane on conductivity silicon rubber 25 and the conductive sheet 27, and the voltage detection mechanism of directions X and Y direction (coordinate detection XX input part 32a, 32a, YY input part 32b, 32b, XX, YY efferent 32c), thereby can multi-directionly import.
In addition, among the described embodiment, by operating knob 21 is pressed into downwards, make conductivity silicon rubber 25 and conductive sheet 27 deflections, thereby the travelling contact of pressing metallic contact 29 makes it contact with fixed contact 31a, therefore, except slide, can also detect pressing operation.
In addition, among the described embodiment, have conductivity silicon rubber 25 and conductive sheet 27 in the box 30 of switch, thereby assembling easily, in addition, conductivity silicon rubber 25 and conductive sheet 27 are seized on both sides by the arms with stage portion 30b by framework 23, thereby, the peristome 23a intrusion of dust can be prevented from framework 23.
The effect of invention
From the above description can be clear and definite, by the present invention, resistive element is by self-recovery power Strong base material forms, so easy to manufacture.
In addition, by the present invention, operating knob is provided with protuberance, is accompanied by slip, and this protuberance is pressed Be pressed on the described resistive element and also move, thereby resistive element is produced and this protuberance shape phase Therefore imitative local elasticity's distortion, is accompanied by the slip of operating knob, and the protuberance of operating knob makes Distortion contacts with conductive component thereby resistive element produces local elasticity, thereby, be accompanied by The slip of operating knob can be carried out with the similar strain of protuberance shape and oneself extensive continuously Multiple, thereby the contact point of each slide position can be narrower, improved accuracy of detection.
In addition, by the present invention, have for the fixing operating knob and make it can be in resistance unit The guiding part of multi-direction slip in the plane on part and the conductive component, and directions X and Y The voltage detection mechanism of direction, thereby can multi-directionly import.
In addition, by the present invention, by operating knob is pressed into downwards, make resistive element with The conductive component deflection, thus the travelling contact of pressing switch makes it contact with fixed contact, Therefore, except slide, can also detect pressing operation.
In addition, by the present invention, also dispose resistive element and conductive component in the box of switch, Thereby assembling easily, and in addition, resistive element and conductive component are undertaken by framework and stage portion Seize on both sides by the arms, thereby, can prevent that dust is from the peristome intrusion of framework.
Claims (6)
1. input unit is characterized in that possessing: but contain the resistance raw material in flexible base material inside and the resistive element made with ego resilience; Has predetermined space and the conductive component of subtend setting with described resistive element; Being accompanied by slip reduces described interval and makes and the contacted operating portion of described conductive component from the outside;
Operate described operating portion described resistive element is contacted with described conductive component, thereby detect the change in voltage that produces on the described conductive component.
2. input unit as claimed in claim 1 is characterized in that described operating portion is an operating knob.
3. input unit as claimed in claim 2, it is characterized in that described operating knob has protuberance, and be accompanied by slip, this protuberance moves when being pressed on the described resistive element, thereby makes described resistive element produce the local elasticity distortion similar with this protuberance shape.
4. input unit as claimed in claim 3, it is characterized in that possessing: be used for the described operating knob of fixing and make the guiding part that it can multi-direction slip in the plane on described resistive element and the described conductive component, and the voltage detection mechanism of directions X, Y direction.
5. input unit as claimed in claim 4, it is characterized in that, described conductive component is made by flexible material, below described resistive element and described conductive component, be provided with possess travelling contact and with the switch of the contacted fixed contact of this travelling contact, by described operating knob is pressed into, make described resistive element and described conductive component deflection, thereby the described travelling contact of pressing described switch makes it contact with described fixed contact downwards.
6. input unit as claimed in claim 4, it is characterized in that, described switch has the framework that is provided with box and peristome, thereby described box has first resettlement section of accommodating described fixed contact and described travelling contact and form second resettlement section that stage portion is accommodated described resistive element and described conductive component on described first resettlement section, and seizes described resistive element and described conductive component on both sides by the arms by the stage portion of described framework and described second resettlement section.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002301926 | 2002-10-16 | ||
| JP2002-301926 | 2002-10-16 | ||
| JP2002301926A JP4007896B2 (en) | 2002-10-16 | 2002-10-16 | Input device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1497616A true CN1497616A (en) | 2004-05-19 |
| CN100423137C CN100423137C (en) | 2008-10-01 |
Family
ID=32450147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2003101013496A Expired - Fee Related CN100423137C (en) | 2002-10-16 | 2003-10-15 | input device |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP4007896B2 (en) |
| CN (1) | CN100423137C (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101556513B (en) * | 2008-04-11 | 2011-09-21 | 联想(北京)有限公司 | Cursor guider, cursor guiding method and notebook PC |
| CN102549528A (en) * | 2009-04-27 | 2012-07-04 | 吴谊镇 | Data input device using conductive rubber parts |
| CN113345669A (en) * | 2021-05-27 | 2021-09-03 | 刘峰铄 | High-precision potentiometer |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008251496A (en) * | 2007-03-30 | 2008-10-16 | Fujitsu Ltd | Key device and portable information terminal |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11144916A (en) * | 1997-11-06 | 1999-05-28 | Alps Electric Co Ltd | Seesaw operation type variable resistor |
| JP2002270070A (en) * | 2001-03-07 | 2002-09-20 | Smk Corp | Input device |
-
2002
- 2002-10-16 JP JP2002301926A patent/JP4007896B2/en not_active Expired - Fee Related
-
2003
- 2003-10-15 CN CNB2003101013496A patent/CN100423137C/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101556513B (en) * | 2008-04-11 | 2011-09-21 | 联想(北京)有限公司 | Cursor guider, cursor guiding method and notebook PC |
| CN102549528A (en) * | 2009-04-27 | 2012-07-04 | 吴谊镇 | Data input device using conductive rubber parts |
| CN113345669A (en) * | 2021-05-27 | 2021-09-03 | 刘峰铄 | High-precision potentiometer |
Also Published As
| Publication number | Publication date |
|---|---|
| JP4007896B2 (en) | 2007-11-14 |
| JP2004139257A (en) | 2004-05-13 |
| CN100423137C (en) | 2008-10-01 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081001 Termination date: 20121015 |