CN103237116B - Method and device for assisting guitar tuning by utilizing mobile terminals - Google Patents
Method and device for assisting guitar tuning by utilizing mobile terminals Download PDFInfo
- Publication number
- CN103237116B CN103237116B CN201310097869.8A CN201310097869A CN103237116B CN 103237116 B CN103237116 B CN 103237116B CN 201310097869 A CN201310097869 A CN 201310097869A CN 103237116 B CN103237116 B CN 103237116B
- Authority
- CN
- China
- Prior art keywords
- audio characteristic
- characteristic data
- identified
- key point
- sound
- 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.)
- Expired - Fee Related
Links
- 238000000034 method Methods 0.000 title claims abstract description 29
- 238000003756 stirring Methods 0.000 claims description 8
- 238000000605 extraction Methods 0.000 claims description 3
- 238000009795 derivation Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000000284 extract Substances 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 230000035807 sensation Effects 0.000 description 1
Landscapes
- Electrophonic Musical Instruments (AREA)
- Auxiliary Devices For Music (AREA)
Abstract
The invention discloses a method and a device for assisting guitar tuning by utilizing mobile terminals. The method includes acquiring sound frequency characteristic data of a to-be-recognized sound by the aid of the mobile terminals, and the to-be-recognized sound being the sound of strings of a guitar played; comparing the sound frequency characteristic data of the to-be-recognized sound with corresponding standard sound frequency characteristic data, and indicating states of derivation in accordance with an indication comparison table and comparison results. By the method, guitar tuning assistance which is convenient to operate can be performed at anytime rapidly and visually.
Description
Technical field
The present invention relates to mobile communication equipment application technology, particularly relate to a kind of utilize mobile terminal to assist guitar tuning method and device.
Background technology
Guitar uses or after a period of time of leaving unused, the degree of tightness of string can change, and causes wandering away of standard pronunciation, therefore, before playing, all guitar will be adjusted to standard pronunciation.The method of guitar tuning has a variety of, as six tuning pipe methods, single-tone flute method, sound method of answering a call, listens beat tone method etc.Each tuning method has its specific applicable elements, and six tuning pipe methods and single-tone flute method are all carry out tuning by means of special tuning instrument to guitar, and tuning cost is high; Sound method of answering a call and listen beat tone method all to need to go comparison to regulate pitch by people's ear, for the people begining to learn music, be difficult to by the pitch of audition adjustment string, limitation is large.
Summary of the invention
The technical problem to be solved in the present invention be propose a kind of utilize mobile terminal to assist guitar tuning method and device, add auxiliary disc-jockey functionality on mobile terminals, make it possible to convenient, quick and auxiliary guitar tuning intuitively, and this kind of method can carry out tuning, simple to operate at any time.
For reaching this object, the present invention by the following technical solutions:
Utilize mobile terminal to assist a method for guitar tuning, comprising:
Obtain the audio characteristic data of sound to be identified, the sound sent when described sound to be identified refers to and stirs guitar string;
The audio characteristic data of described sound to be identified is compared with corresponding standard audio characteristic, according to comparing result, according to the instruction type Control table preset, bias state is indicated;
Wherein, the described default instruction type Control table record corresponding relation between audio characteristic data key point and indicator light, described audio characteristic data key point comprises standard audio characteristic key point and non-standard audio characteristic data key point, described standard audio characteristic key point refers to the standard audio characteristic that each string is corresponding, and described non-standard audio characteristic data key point refers to that the audio characteristic data in adjacent two standard audio intervals carries out according to predetermined space segmenting the special audio characteristic obtained.
Further, the audio characteristic data of described acquisition sound to be identified comprises,
Gather voice signal to be identified;
Described voice signal to be identified is converted to the digital signal that terminal can identify,
Audio characteristic data is extracted according to described digital signal;
Further, the mode that the microphone carried by terminal picks up voice signal in preset range gathers voice signal to be identified.
Further, when the audio characteristic data of described sound to be identified exists deviation with corresponding standard audio characteristic, and the audio characteristic data of described sound to be identified drop on certain non-standard audio characteristic data key point preset error threshold in time, the indicator light controlling described non-standard audio characteristic data key point corresponding is bright;
Or, when the audio characteristic data of described sound to be identified exists deviation with corresponding standard audio characteristic, and the audio characteristic data of described sound to be identified is when dropping between two audio characteristic data key points, the indicator light controlling described two audio characteristic data key points corresponding is bright.
Further, when the audio characteristic data of described sound to be identified is with corresponding standard audio characteristic zero deflection, the indicator light controlling described standard audio characteristic key point corresponding is bright.
Correspondingly, the present invention also discloses a kind of device of auxiliary guitar tuning, and described device comprises,
Acquisition module, for obtaining the audio characteristic data of sound to be identified, the sound sent when described sound to be identified refers to and stirs guitar string;
Contrast module, for contrasting the audio characteristic data of described sound to be identified with corresponding standard audio characteristic;
Indicating module, for according to comparing result, indicates bias state according to the instruction type Control table preset;
Wherein, the described default instruction type Control table record corresponding relation between audio characteristic data key point and indicator light, described audio characteristic data key point comprises standard audio characteristic key point and non-standard audio characteristic data key point, described standard audio characteristic key point refers to the standard audio characteristic that each string is corresponding, and described non-standard audio characteristic data key point refers to that the audio characteristic data in adjacent two standard audio intervals carries out according to predetermined space segmenting the special audio characteristic obtained.
Further, described acquisition module comprises,
Collecting unit, for gathering sound to be identified;
Converting unit, for converting the digital signal that terminal can identify to by described sound to be identified;
Extraction unit, for extracting audio characteristic data according to described digital signal.
Further, the mode that described collecting unit picks up voice signal by the microphone that utilization carries in preset range gathers voice signal to be identified.
Further, described indicating module is used for when the audio characteristic data of described sound to be identified exists deviation with corresponding standard audio characteristic, and the audio characteristic data of described sound to be identified drop on certain non-standard audio characteristic data key point preset error threshold in time, the indicator light controlling described non-standard audio characteristic data key point corresponding is bright;
Or, when the audio characteristic data of described sound to be identified exists deviation with corresponding standard audio characteristic, and the audio characteristic data of described sound to be identified is when dropping between two audio characteristic data key points, the indicator light controlling described two audio characteristic data key points corresponding is bright.
Further, described indicating module is used for when the audio characteristic data of described sound to be identified is with corresponding standard audio characteristic zero deflection, and the indicator light controlling described standard audio characteristic key point corresponding is bright.
The present invention adds auxiliary disc-jockey functionality on mobile terminals, makes it possible to convenient, auxiliary guitar tuning quick and directly perceived, and this kind of tuning method can carry out tuning, simple to operate at any time.
Accompanying drawing explanation
Fig. 1 is that the mobile terminal that utilizes that the embodiment of the present invention one provides assists the method flow diagram of guitar tuning;
Fig. 2 is the structured flowchart of the device of the auxiliary guitar tuning that the embodiment of the present invention one provides;
The mobile terminal that utilizes that Fig. 3 provides for the specific embodiment of the invention assists the schematic diagram of guitar tuning.
Embodiment
Technical scheme of the present invention is further illustrated by embodiment below in conjunction with accompanying drawing.
Fig. 1 is that the mobile terminal that utilizes that the embodiment of the present invention one provides assists the method flow diagram of guitar tuning.As shown in Figure 1, idiographic flow is as follows:
Step 101: the audio characteristic data obtaining sound to be identified, the sound sent when described sound to be identified refers to and stirs guitar string.
In the present embodiment, when stirring guitar string and sounding, the microphone utilizing terminal to carry picks up described voice signal to be identified in preset range, and terminal is carried out process to described voice signal to be identified and obtained audio characteristic data.Because voice signal belongs to analog signal category, therefore, the digital signal that terminal can identify is needed described analog signal to convert to.Certainly, it will be readily appreciated by those skilled in the art that and convert by analog signal the common technology means that digital signal is signal conversion art to, such as, the kinds of schemes such as the integrated circuit (IC) chip being specifically designed to signal conversion can be adopted to realize.Terminal extracts the audio characteristic data of sound to be identified according to the digital signal after conversion.
Step 102: compared with corresponding standard audio characteristic by the audio characteristic data of described sound to be identified, when comparing result is the first situation, performs step 103; When comparing result is the second situation, perform step 104; When comparing result is the third situation, perform step 105.
The audio frequency of the standard pronunciation of all guitars every root string is all fixing, and such as the six roots of sensation string of six string guitars from thin to thick is respectively by E, B, G, D, A and E mark, the musical alphabet of each letter representation string, and the standard audio of each musical alphabet representative only has one.
Wherein, the first comparing result described refers to that the audio characteristic data of described sound to be identified exists deviation with corresponding standard audio characteristic, and the audio characteristic data of described sound to be identified drops on the situation in error threshold that certain non-standard audio characteristic data key point presets.
Described the second comparing result refers to that the audio characteristic data of described sound to be identified exists deviation with corresponding standard audio characteristic, and the audio characteristic data of described sound to be identified drops on the situation between two audio characteristic data key points.
The third comparing result described refers to the audio characteristic data of described sound to be identified and the agonic situation of corresponding standard audio characteristic.
According to different comparing results, indicating module indicates bias state according to the instruction type Control table preset.The described default instruction type Control table record corresponding relation between audio characteristic data key point and indicator light, described audio characteristic data key point comprises standard audio characteristic key point and non-standard audio characteristic data key point, described standard audio characteristic key point refers to the standard audio characteristic that each string is corresponding, and described non-standard audio characteristic data key point refers to that the audio characteristic data in adjacent two standard audio intervals carries out according to predetermined space segmenting the special audio characteristic obtained.
Here it should be noted that, the error threshold that each non-standard audio characteristic data key point is preset can set according to actual conditions.Threshold range is larger, and identify bias state by the indicator light that single non-standard audio characteristic data key point is corresponding easier, threshold range is less, identifies bias state more difficult by the indicator light that single non-standard audio characteristic data key point is corresponding.
Step 103: the indicator light controlling described non-standard audio characteristic data key point corresponding is bright.
The mobile terminal that utilizes that Fig. 3 provides for the specific embodiment of the invention assists the schematic diagram of guitar tuning.Shown by Fig. 3 (a) is the schematic diagram of the first comparing result.Such as, when stirring guitar string, the audio characteristic data of sound to be identified obtained drops in the threshold value that first non-standard audio characteristic data key point lower than standard audio A preset, and lights described in terminal control lower than the indicator light that first of standard audio A non-standard audio characteristic data key point is corresponding.
Step 104: the indicator light controlling described two audio characteristic data key points corresponding is bright.
Shown by Fig. 3 (b) is the schematic diagram of the second comparing result.The audio characteristic data of sound to be identified obtained drops on lower than between first non-standard audio characteristic data key point of standard audio A and second non-standard audio characteristic data key point, and terminal control is lighted lower than first non-standard audio characteristic data key point of standard audio A and indicator light corresponding to second non-standard audio characteristic data key point.Here it should be noted that, two audio characteristic data key points can also be a standard audio and a non-standard audio frequency.
Step 105: the indicator light controlling described standard audio characteristic key point corresponding is bright.
Shown by Fig. 3 (c) is the schematic diagram of the third comparing result.The audio characteristic data of the sound to be identified obtained is identical with the standard audio characteristic of musical alphabet D, and the indicator light that the standard audio characteristic key point of terminal control musical alphabet D is corresponding is bright.Here it is pointed out that the audio characteristic data to be identified got is identical with which standard audio characteristic, the indicator light controlling respective standard audio characteristic data key point corresponding is bright.
Technical scheme of the present invention, adds auxiliary disc-jockey functionality on mobile terminals, makes guitar tuning convenient, quick and directly perceived, and this kind of tuning method can carry out tuning, simple to operate at any time.
Fig. 2 is the structured flowchart of the device of the auxiliary guitar tuning that the embodiment of the present invention one provides.As shown in Figure 2, described device comprises:
Acquisition module, for obtaining the audio characteristic data of sound to be identified, the sound sent when described sound to be identified refers to and stirs guitar string;
Contrast module, for contrasting the audio characteristic data of described sound to be identified with corresponding standard audio characteristic;
Indicating module, for according to comparing result, indicates bias state according to the instruction type Control table preset;
Wherein, the described default instruction type Control table record corresponding relation between audio characteristic data key point and indicator light, described audio characteristic data key point comprises standard audio characteristic key point and non-standard audio characteristic data key point, and described non-standard audio characteristic data key point refers to that the audio characteristic data in adjacent two standard audio intervals carries out according to predetermined space segmenting the special audio characteristic obtained.
Wherein, described acquisition module 201 comprises,
Collecting unit 2011, for gathering sound to be identified;
Converting unit 2012, for converting the digital signal that terminal can identify to by described sound to be identified;
Extraction unit 2013, for extracting audio characteristic data according to described digital signal.
The mode that described collecting unit 2011 picks up voice signal by the microphone that utilization carries in preset range gathers voice signal to be identified.
Deviation is there is with corresponding standard audio characteristic in described indicating module 203 for the audio characteristic data when described sound to be identified, and the audio characteristic data of described sound to be identified drop on certain non-standard audio characteristic data key point preset error threshold in time, the indicator light controlling described non-standard audio characteristic data key point corresponding is bright;
Or, when the audio characteristic data of described sound to be identified exists deviation with corresponding standard audio characteristic, and the audio characteristic data of described sound to be identified is when dropping between two audio characteristic data key points, the indicator light controlling described two audio characteristic data key points corresponding is bright.
Described indicating module 203 is for when the audio characteristic data of described sound to be identified is with corresponding standard audio characteristic zero deflection, and the indicator light controlling described standard audio characteristic key point corresponding is bright.
The course of work that above-mentioned functions module is concrete can with reference to the detailed description of figure 1 part.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. utilize mobile terminal to assist a method for guitar tuning, it is characterized in that, comprising:
Obtain the audio characteristic data of sound to be identified, the sound sent when described sound to be identified refers to and stirs guitar string;
The audio characteristic data of described sound to be identified is compared with corresponding standard audio characteristic, according to comparing result, according to the instruction type Control table preset, bias state is indicated;
Wherein, the described default instruction type Control table record corresponding relation between audio characteristic data key point and indicator light, described audio characteristic data key point comprises standard audio characteristic key point and non-standard audio characteristic data key point, described standard audio characteristic key point refers to the standard audio characteristic that each string is corresponding, and described non-standard audio characteristic data key point refers to that the audio characteristic data in adjacent two standard audio intervals carries out according to predetermined space segmenting the special audio characteristic obtained.
2. the method utilizing mobile terminal to assist guitar tuning according to claim 1, is characterized in that, the audio characteristic data of described acquisition sound to be identified comprises,
Gather voice signal to be identified;
Described voice signal to be identified is converted to the digital signal that terminal can identify,
Audio characteristic data is extracted according to described digital signal.
3. the method utilizing mobile terminal to assist guitar tuning according to claim 2, is characterized in that, the mode that the microphone carried by terminal picks up voice signal in preset range gathers voice signal to be identified.
4. the method utilizing mobile terminal to assist guitar tuning according to claim 1, it is characterized in that, when the audio characteristic data of described sound to be identified exists deviation with corresponding standard audio characteristic, and the audio characteristic data of described sound to be identified drop on certain non-standard audio characteristic data key point preset error threshold in time, the indicator light controlling described non-standard audio characteristic data key point corresponding is bright;
Or, when the audio characteristic data of described sound to be identified exists deviation with corresponding standard audio characteristic, and the audio characteristic data of described sound to be identified is when dropping between two audio characteristic data key points, the indicator light controlling described two audio characteristic data key points corresponding is bright.
5. the method utilizing mobile terminal to assist guitar tuning according to claim 1, it is characterized in that, when the audio characteristic data of described sound to be identified is with corresponding standard audio characteristic zero deflection, the indicator light controlling described standard audio characteristic key point corresponding is bright.
6. a device for auxiliary guitar tuning, is characterized in that, described device comprises,
Acquisition module, for obtaining the audio characteristic data of sound to be identified, the sound sent when described sound to be identified refers to and stirs guitar string;
Contrast module, for contrasting the audio characteristic data of described sound to be identified with corresponding standard audio characteristic;
Indicating module, for according to comparing result, indicates bias state according to the instruction type Control table preset;
Wherein, the described default instruction type Control table record corresponding relation between audio characteristic data key point and indicator light, described audio characteristic data key point comprises standard audio characteristic key point and non-standard audio characteristic data key point, described standard audio characteristic key point refers to the standard audio characteristic that each string is corresponding, and described non-standard audio characteristic data key point refers to that the audio characteristic data in adjacent two standard audio intervals carries out according to predetermined space segmenting the special audio characteristic obtained.
7. the device of auxiliary guitar tuning according to claim 6, it is characterized in that, described acquisition module comprises,
Collecting unit, for gathering sound to be identified;
Converting unit, for converting the digital signal that terminal can identify to by described sound to be identified;
Extraction unit, for extracting audio characteristic data according to described digital signal.
8. the device of auxiliary guitar tuning according to claim 7, is characterized in that, the mode that described collecting unit picks up voice signal by the microphone that utilization carries in preset range gathers voice signal to be identified.
9. the device of auxiliary guitar tuning according to claim 6, it is characterized in that, described indicating module is used for when the audio characteristic data of described sound to be identified exists deviation with corresponding standard audio characteristic, and the audio characteristic data of described sound to be identified drop on certain non-standard audio characteristic data key point preset error threshold in time, the indicator light controlling described non-standard audio characteristic data key point corresponding is bright;
Or, when the audio characteristic data of described sound to be identified exists deviation with corresponding standard audio characteristic, and the audio characteristic data of described sound to be identified is when dropping between two audio characteristic data key points, the indicator light controlling described two audio characteristic data key points corresponding is bright.
10. the device of auxiliary guitar tuning according to claim 6, it is characterized in that, described indicating module is used for when the audio characteristic data of described sound to be identified is with corresponding standard audio characteristic zero deflection, and the indicator light controlling described standard audio characteristic key point corresponding is bright.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310097869.8A CN103237116B (en) | 2013-03-25 | 2013-03-25 | Method and device for assisting guitar tuning by utilizing mobile terminals |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310097869.8A CN103237116B (en) | 2013-03-25 | 2013-03-25 | Method and device for assisting guitar tuning by utilizing mobile terminals |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103237116A CN103237116A (en) | 2013-08-07 |
| CN103237116B true CN103237116B (en) | 2015-03-18 |
Family
ID=48885131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310097869.8A Expired - Fee Related CN103237116B (en) | 2013-03-25 | 2013-03-25 | Method and device for assisting guitar tuning by utilizing mobile terminals |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103237116B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104992699B (en) * | 2015-07-15 | 2018-11-06 | 马建浦 | A kind of accuracy in pitch correction points-scoring system and its implementation |
| CN105489207A (en) * | 2015-11-24 | 2016-04-13 | 上海斐讯数据通信技术有限公司 | String instrument tuning device and method, mobile terminal and mobile terminal tuning method |
| CN105575220A (en) * | 2016-03-22 | 2016-05-11 | 深圳视感文化科技有限公司 | Interactive stringed instrument teaching system |
| CN106504767A (en) * | 2016-10-12 | 2017-03-15 | 耿梁宸 | Musical instrument tuning and song pitch determination methods by sound waveform |
| CN107728400B (en) * | 2017-10-19 | 2020-09-22 | 维沃移动通信有限公司 | Information display method and mobile terminal |
| CN107835298B (en) * | 2017-10-19 | 2020-08-28 | 维沃移动通信有限公司 | Control method of mobile terminal and mobile terminal |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1475929A (en) * | 2003-07-09 | 2004-02-18 | 倚天资讯股份有限公司 | Personal digit assistant device possessing toning function |
| CN2752902Y (en) * | 2004-06-22 | 2006-01-18 | 胡祖庭 | High precision tone corrector |
| CN101115329A (en) * | 2006-07-28 | 2008-01-30 | 天津科技大学 | Time frequency analysis based loudspeaker noise online detecting instrument |
| CN102982792A (en) * | 2011-09-07 | 2013-03-20 | 杜惠红 | Method using mobile phone to tune musical instrument and device using mobile phone to tune musical instrument |
-
2013
- 2013-03-25 CN CN201310097869.8A patent/CN103237116B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1475929A (en) * | 2003-07-09 | 2004-02-18 | 倚天资讯股份有限公司 | Personal digit assistant device possessing toning function |
| CN2752902Y (en) * | 2004-06-22 | 2006-01-18 | 胡祖庭 | High precision tone corrector |
| CN101115329A (en) * | 2006-07-28 | 2008-01-30 | 天津科技大学 | Time frequency analysis based loudspeaker noise online detecting instrument |
| CN102982792A (en) * | 2011-09-07 | 2013-03-20 | 杜惠红 | Method using mobile phone to tune musical instrument and device using mobile phone to tune musical instrument |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103237116A (en) | 2013-08-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103237116B (en) | Method and device for assisting guitar tuning by utilizing mobile terminals | |
| CN102723080B (en) | Voice recognition test system and voice recognition test method | |
| KR101034906B1 (en) | LED light represent system for music and method of control the same | |
| CN104036766A (en) | Intelligent piano and system | |
| CN101667422B (en) | Method and device for adjusting mode of song accompaniment | |
| CN107710322A (en) | Information providing system, information providing method and computer readable recording medium storing program for performing | |
| CN102982792A (en) | Method using mobile phone to tune musical instrument and device using mobile phone to tune musical instrument | |
| CN203241147U (en) | Noise timing detection monitoring system | |
| US9838146B2 (en) | Apparatus for labeling inputs of an audio mixing console system | |
| CN203941690U (en) | A kind of intelligent piano and system | |
| CN105405434A (en) | Guitar tuning system and stringed musical instrument tuning device | |
| EP3018847A2 (en) | Apparatus for labeling inputs of an audio mixing console system | |
| CN106878840A (en) | Intelligent microphone | |
| CN105609120A (en) | Playing method and device of music | |
| CN203788377U (en) | Voice switch channel LED TV | |
| CN202363096U (en) | Novel electronic piano | |
| KR20080047840A (en) | System and apparatus for recording digital voice | |
| CN108088555A (en) | A kind of room for individual study noise detection device | |
| CN203909165U (en) | A PS/2 computer input equipment tester with a voice function | |
| CN1220440A (en) | Temperament standard generator for piano | |
| CN107682801A (en) | Computer-readable recording medium, bluetooth earphone test device, bluetooth earphone test system | |
| CN101625261B (en) | System and method for testing sound generator | |
| CN111031464A (en) | Microphone testing method, system, electronic device and storage medium | |
| CN215069214U (en) | MIDI system and musical instrument with voice recognition function | |
| CN219122817U (en) | Speech training device based on artificial cochlea |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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 | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Patentee after: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS Corp.,Ltd. Address before: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Patentee before: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS Corp.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150318 |