CN102707524B - The driving method of a kind of array base palte, display device and display device - Google Patents
The driving method of a kind of array base palte, display device and display device Download PDFInfo
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- CN102707524B CN102707524B CN201210134194.5A CN201210134194A CN102707524B CN 102707524 B CN102707524 B CN 102707524B CN 201210134194 A CN201210134194 A CN 201210134194A CN 102707524 B CN102707524 B CN 102707524B
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
- G09G3/3611—Control of matrices with row and column drivers
- G09G3/3648—Control of matrices with row and column drivers using an active matrix
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
- G02F1/1362—Active matrix addressed cells
- G02F1/136286—Wiring, e.g. gate line, drain line
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
- G02F1/1362—Active matrix addressed cells
- G02F1/1368—Active matrix addressed cells in which the switching element is a three-electrode device
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2310/00—Command of the display device
- G09G2310/02—Addressing, scanning or driving the display screen or processing steps related thereto
- G09G2310/0202—Addressing of scan or signal lines
- G09G2310/0205—Simultaneous scanning of several lines in flat panels
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mathematical Physics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (AREA)
- Computer Hardware Design (AREA)
- Theoretical Computer Science (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Liquid Crystal Display Device Control (AREA)
- Liquid Crystal (AREA)
Abstract
The invention provides the driving method of a kind of array base palte, display device and display device, in order to solve available liquid crystal display panel while raising refreshing frequency, the duration of charging of pixel electrode cannot be ensured, the problem of the response time deficiency of display panels.This array base palte comprises: substrate; Gate line, the gate line of the capable pixel cell of corresponding 2m receives identical control signal with the gate line of the capable pixel cell of corresponding 2m-1; Data line, corresponding two data lines of each row pixel cell, described two data lines comprise the first data line and the second data line.This technical scheme can not only improve the refreshing frequency of display device, can also ensure that pixel electrode has the sufficiently long duration of charging simultaneously, make the picture response time long enough of display device, ensure that image quality.
Description
Technical field
The present invention relates to display panels technical field, particularly the driving method of a kind of array base palte, display device and display device.
Background technology
The liquid crystal layer that existing liquid crystal display panel of thin film transistor (TFT-LCD) comprises array base palte, color membrane substrates and is arranged between array base palte and color membrane substrates.
As shown in Figure 1, array base palte comprises: substrate; Be formed at the multiple pixel cells 11 on substrate in the matrix form, wherein each pixel cell 11 pixel electrode of comprising thin film transistor (TFT) and being connected with the drain D of thin film transistor (TFT); Gate line 12, is connected with the grid G of the thin film transistor (TFT) in one-row pixels unit; Gate drivers 13, provides signal for giving gate line 12; Data line 14, is connected with the source S of the thin film transistor (TFT) in a row pixel cell; Data driver 15, provides data-signal for giving data line 14.
The type of drive of this array base palte drives scanning line by line, namely gate drivers provides the signal of sequential for gate line, data driver provides the data-signal with signal time cooperation for data line, just can obtain the display effect that we want under refreshing frequency meets the requirements of situation.For FHD, refreshing frequency is generally 60Hz, basic satisfied display requirement, suppose that the line number of pixel cell is 1126, under driving scanning line by line, often the opening time of row pixel cell is 1/(1126*60) s, be about 14.8us, being that is switched to another GTG from a GTG needs to complete (wherein also comprise charging voltage and reach the time that required value and liquid crystal deflection need altogether) in 14.8us.
Due to the restriction of the restriction and panel characteristics that are subject to the liquid crystal response time, available liquid crystal display panel is while raising refreshing frequency, the duration of charging of pixel electrode cannot be ensured, the response time of display panels is not enough, image quality is poor, hinders the research and development of large scale, high-resolution liquid crystal display product.
Summary of the invention
Embodiments provide the driving method of a kind of array base palte, display device and display device, in order to solve available liquid crystal display panel while raising refreshing frequency, the duration of charging of pixel electrode cannot be ensured, the problem of the response time deficiency of display panels.
Embodiments provide a kind of array base palte, comprising:
Substrate;
Be formed at the multiple pixel cells on described substrate in the matrix form, wherein each pixel cell pixel cell of comprising thin film transistor (TFT) and being connected with the drain electrode of described thin film transistor (TFT);
It is characterized in that, described array base palte also comprises:
Gate line, the often corresponding gate line of row pixel cell, every bar gate line is connected with the grid of the thin film transistor (TFT) in corresponding pixel cell, the gate line of the capable pixel cell of corresponding 2m receives identical control signal with the gate line of the capable pixel cell of corresponding 2m-1, wherein, m be more than or equal to 1 natural number;
Data line, corresponding two data lines of each row pixel cell, described two data lines comprise the first data line and the second data line, wherein, described first data line is connected with the thin film transistor (TFT) source electrode being positioned at the pixel cell of odd-numbered line in this row pixel cell, and described second data line is connected with the thin film transistor (TFT) source electrode being positioned at the pixel cell of even number line in this row pixel cell.
Embodiments provide a kind of display device, comprise described array base palte and driving circuit.
Wherein, preferably, described driving circuit comprises:
Gate drivers, for simultaneously for the gate line of the capable pixel cell of described 2m and the capable pixel cell of described 2m-1 provides control signal;
Data driver, for providing data-signal for described first data line and the second data line.
Wherein, preferably, described data driver comprises:
First data driver, for providing data-signal for described first data line;
Second data driver, for providing data-signal for described second data line.
Wherein, preferably, one end of the gate line of the capable pixel cell of corresponding described 2m is directly electrically connected with one end of the gate line of the capable pixel cell of corresponding described 2m-1.
Wherein, preferably, the gate line of the capable pixel cell of the described 2m of described correspondence is connected with described gate drivers with one end that the gate line of the capable pixel cell of described corresponding described 2m-1 is directly electrically connected; Or
The other end of the other end of the gate line of the capable pixel cell of the described 2m of described correspondence or the gate line of the capable pixel cell of the described 2m-1 of described correspondence is connected with described gate drivers.
Embodiments provide a kind of driving method of display device, comprising:
The start signal sent to the capable pixel cell of 2m and the capable pixel cell of 2m-1 and shutdown signal synchronous;
When sending start signal to the capable pixel cell of described 2m and the capable pixel cell of described 2m-1, on its respective column pixel cell, be positioned at the capable pixel cell of 2m-1 by the first data line and send data-signal, on its respective column pixel cell, be positioned at the capable pixel cell of 2m by the second data line and send data-signal.
Under the prerequisite that sweep frequency is equal, compared with existing technology of line by line pixel electrode being carried out to drived control (namely driving scanning line by line), the technical scheme that the embodiment of the present invention provides carries out drived control (can be described as duplicate rows and drive scanning) to pixel electrode with making display device two row two row, any moment is made to have two row pixel electrodes to be in charged state, the duration of charging of each pixel electrode becomes original twice, the refreshing frequency (being equivalent to the twice of original refreshing frequency) of display device can not only be improved, can also ensure that pixel electrode has the sufficiently long duration of charging simultaneously, make the picture response time long enough of display device, ensure image quality, this technical scheme is particularly useful for making large scale, high-resolution display device, can ensure that this display device has sufficiently long picture response time and good image quality.
Accompanying drawing explanation
Fig. 1 is the partial structurtes schematic diagram of existing array base palte;
Fig. 2 is the partial structurtes schematic diagram of a kind of array base palte in the embodiment of the present invention;
Fig. 3 is the partial structurtes schematic diagram of a kind of display device in the embodiment of the present invention;
Fig. 4 is the partial structurtes schematic diagram of another kind of display device in the embodiment of the present invention;
Fig. 5 is the partial structurtes schematic diagram of another display device in the embodiment of the present invention.
Embodiment
For the embodiment of the present invention will be solved technical matters, technical scheme and advantage clearly, be described in detail below in conjunction with the accompanying drawings and the specific embodiments.
As shown in Figure 2, embodiments provide a kind of array base palte, comprising:
Substrate;
Be formed at the multiple pixel cells 1 on substrate in the matrix form, wherein each pixel cell 1 pixel cell of comprising thin film transistor (TFT) and being connected with the drain D of described thin film transistor (TFT);
Above-mentioned array base palte also can comprise:
Gate line, the often corresponding gate line of row pixel cell, every bar gate line is connected with the grid G of the thin film transistor (TFT) in corresponding pixel cell, the gate line 2 of the capable pixel cell of corresponding 2m receives identical control signal with the gate line 3 of the capable pixel cell of corresponding 2m-1, wherein, m be more than or equal to 1 natural number;
Data line, corresponding two data lines of each row pixel cell, these two data lines comprise the first data line 5 and the second data line 7, wherein, first data line 5 is connected with the thin film transistor (TFT) source S being positioned at the pixel cell of odd-numbered line in this row pixel cell, and the second data line 7 is connected with the thin film transistor (TFT) source S being positioned at the pixel cell of even number line in this row pixel cell.
The principle of work of above-mentioned array base palte is:
At the first predetermined time, the gate line 2 of the capable pixel cell of corresponding 2m receives start signal with the gate line 3 of the capable pixel cell of corresponding 2m-1 simultaneously, thus opens the capable pixel cell of 2m and the capable pixel cell of 2m-1 simultaneously; Meanwhile, send data-signal by the first data line 5 to the capable pixel cell of 2m-1, send data-signal by the second data line 7 to the capable pixel cell of 2m;
At the second predetermined time, the gate line 2 of the capable pixel cell of corresponding 2m receives shutdown signal with the gate line 3 of the capable pixel cell of corresponding 2m-1 simultaneously, thus close the capable pixel cell of 2m and the capable pixel cell of 2m-1 simultaneously, achieve and drive the capable pixel cell of 2m and the capable pixel cell of 2m-1 simultaneously.
Visible, under the prerequisite that sweep frequency is equal, compared with existing technology of line by line pixel electrode being carried out to drived control (namely driving scanning line by line), the array base palte that the embodiment of the present invention provides carries out drived control (can be described as duplicate rows and drive scanning) to pixel electrode with making display device two row two row, any moment is made to have two row pixel electrodes to be in charged state, the duration of charging of each pixel electrode becomes original twice, the refreshing frequency (being equivalent to the twice of original refreshing frequency) of display device can not only be improved, can also ensure that pixel electrode has the sufficiently long duration of charging simultaneously, make the picture response time long enough of display device, ensure image quality, this technical scheme is particularly useful for making large scale, high-resolution display device, can ensure that this display device has sufficiently long picture response time and good image quality.
The embodiment of the present invention additionally provides a kind of display device, comprises above-mentioned array base palte and driving circuit that the embodiment of the present invention provides.
Wherein, as shown in Figure 3, above-mentioned driving circuit comprises:
Gate drivers 4, for simultaneously for the gate line of the capable pixel cell of 2m and the capable pixel cell of 2m-1 provides control signal;
Data driver 9, for providing data-signal for the first data line 5 and the second data line 7.
Wherein, preferably, as shown in Figure 4, data driver can comprise:
First data driver 6, for providing data-signal for the first data line 5;
Second data driver 8, for providing data-signal for the second data line 7.
The principle of work of the above-mentioned display device that the embodiment of the present invention provides is described for display device shown in Fig. 4 below:
At the first predetermined time, gate drivers 4 sends start signal to the gate line 2 of the capable pixel cell of corresponding 2m with the gate line 3 of the capable pixel cell of corresponding 2m-1 simultaneously, thus opens the capable pixel cell of 2m and the capable pixel cell of 2m-1 simultaneously; Meanwhile, the first data driver 6 sends data-signal by the first data line 5 to the capable pixel cell of 2m-1, and the second data driver 8 sends data-signal by the second data line 7 to the capable pixel cell of 2m;
At the second predetermined time, gate drivers 4 sends shutdown signal to the gate line 2 of the capable pixel cell of corresponding 2m with the gate line 3 of the capable pixel cell of corresponding 2m-1 simultaneously, thus close the capable pixel cell of 2m and the capable pixel cell of 2m-1 simultaneously, achieve and drive the capable pixel cell of 2m and the capable pixel cell of 2m-1 simultaneously.
Wherein, because the load of gate drivers is higher, therefore, the driving voltage of gate drivers can be set to a high value, with the enable pixel cell of driving two rows preferably.
Visible, under the prerequisite that sweep frequency is equal, compared with existing technology of line by line pixel electrode being carried out to drived control (namely driving scanning line by line), the display device that the embodiment of the present invention provides can carry out drived control (can be described as duplicate rows and drive scanning) to pixel electrode two row two row, any moment is made to have two row pixel electrodes to be in charged state, the duration of charging of each pixel electrode becomes original twice, the refreshing frequency (being equivalent to the twice of original refreshing frequency) of display device can not only be improved, can also ensure that pixel electrode has the sufficiently long duration of charging simultaneously, make the picture response time long enough of display device, ensure image quality, this technical scheme is particularly useful for making large scale, high-resolution display device, can ensure that this display device has sufficiently long picture response time and good image quality,
And, existing display device all arranges a gate drivers for every a line pixel electrode, and the display device that the embodiment of the present invention provides arranges a gate drivers for the pixel electrode (the capable pixel cell of 2m and the capable pixel cell of 2m-1) that two row are adjacent, visible, the display device that the embodiment of the present invention provides decreases the number of gate drivers, thus the number of parts in display device has been lacked in letter further, simplify the structure of display device, decrease the cost of manufacture of display device.
Wherein, preferably, gate drivers can be embodied as gate drivers.
Wherein, as shown in Figure 4, one end of the gate line 2 of the capable pixel cell of corresponding 2m is directly electrically connected with one end of the gate line 3 of the capable pixel cell of corresponding 2m-1.
Now, as shown in Figure 4, one end that the gate line 2 of the capable pixel cell of corresponding 2m and the gate line 3 of the capable pixel cell of corresponding 2m-1 are directly electrically connected is connected with gate drivers 4.Or as shown in Figure 5, the other end of the gate line 2 of the capable pixel cell of corresponding 2m is connected with gate drivers 4 or the other end (not shown) of gate line 3 of the capable pixel cell of corresponding 2m-1.
In addition, the embodiment of the present invention additionally provides a kind of driving method of display device, comprising:
The start signal sent to the capable pixel cell of 2m and the capable pixel cell of 2m-1 and shutdown signal synchronous;
When sending start signal to the capable pixel cell of 2m and the capable pixel cell of 2m-1, on its respective column pixel cell, be positioned at the capable pixel cell of 2m-1 by the first data line and send data-signal, on its respective column pixel cell, be positioned at the capable pixel cell of 2m by the second data line and send data-signal.
Above-mentioned driving method can make adjacent two row pixel cells (the capable pixel cell of 2m and the capable pixel cell of 2m-1), while being in opening simultaneously, pixel electrode in the two row pixel cells making this adjacent can receive data-signal simultaneously, reaches pixel electrode in these two adjacent row pixel cells of control and is in the object of charged state simultaneously; Further, the thin film transistor (TFT) in two adjacent row pixel cells can also be made to be in closed condition simultaneously, reach pixel electrode in these two adjacent row pixel cells of control and be in the object of non-charged state simultaneously, realize the object simultaneously driving adjacent rows pixel cell.
Visible, under the prerequisite that sweep frequency is equal, compared with existing technology of line by line pixel electrode being carried out to drived control (namely driving scanning line by line), the driving method of the display device that the embodiment of the present invention provides carries out drived control (can be described as duplicate rows and drive scanning) to pixel electrode with making display device two row two row, any moment is made to have two row pixel electrodes to be in charged state, the duration of charging of each pixel electrode becomes original twice, the refreshing frequency (being equivalent to the twice of original refreshing frequency) of display device can not only be improved, can also ensure that pixel electrode has the sufficiently long duration of charging simultaneously, make the picture response time long enough of display device, ensure image quality, this technical scheme is particularly useful for making large scale, high-resolution display device, can ensure that this display device has sufficiently long picture response time and good image quality.
It should be noted that, the display device that the embodiment of the present invention provides comprises any applicable liquid crystal display panel of thin film transistor such as liquid crystal display panel of thin film transistor.
The above is the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the prerequisite not departing from principle of the present invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (6)
1. an array base palte, comprising:
Substrate;
Be formed at the multiple pixel cells on described substrate in the matrix form, wherein each pixel cell pixel cell of comprising thin film transistor (TFT) and being connected with the drain electrode of described thin film transistor (TFT);
It is characterized in that, described array base palte also comprises:
Gate line, the often corresponding gate line of row pixel cell, every bar gate line is connected with the grid of the thin film transistor (TFT) in corresponding pixel cell, the gate line of the capable pixel cell of corresponding 2m receives identical control signal with the gate line of the capable pixel cell of corresponding 2m-1, wherein, m be more than or equal to 1 natural number;
Data line, corresponding two data lines of each row pixel cell, described two data lines comprise the first data line and the second data line, wherein, described first data line is connected with the thin film transistor (TFT) source electrode being positioned at the pixel cell of odd-numbered line in this row pixel cell, and described second data line is connected with the thin film transistor (TFT) source electrode being positioned at the pixel cell of even number line in this row pixel cell;
Wherein, one end of the gate line of the capable pixel cell of corresponding described 2m is directly electrically connected with one end of the gate line of the capable pixel cell of corresponding described 2m-1, and driving voltage corresponding to the control signal that gate line receives is higher than preset value.
2. a display device, is characterized in that, comprises array base palte according to claim 1 and driving circuit, and the driving voltage of the gate drivers in described driving circuit is higher than preset value.
3. display device as claimed in claim 2, it is characterized in that, described driving circuit comprises:
Gate drivers, for simultaneously for the gate line of the capable pixel cell of described 2m and the capable pixel cell of described 2m-1 provides control signal;
Data driver, for providing data-signal for described first data line and the second data line.
4. display device as claimed in claim 3, it is characterized in that, described data driver comprises:
First data driver, for providing data-signal for described first data line;
Second data driver, for providing data-signal for described second data line.
5. display device as claimed in claim 4, is characterized in that,
The gate line of the capable pixel cell of the described 2m of described correspondence is connected with described gate drivers with one end that the gate line of the capable pixel cell of described corresponding described 2m-1 is directly electrically connected; Or
The other end of the other end of the gate line of the capable pixel cell of the described 2m of described correspondence or the gate line of the capable pixel cell of the described 2m-1 of described correspondence is connected with described gate drivers.
6. a driving method for display device, is characterized in that, described display device comprises array base palte according to claim 1 and driving circuit, and the driving voltage of the gate drivers in described driving circuit is higher than preset value, and described driving method comprises:
The start signal sent to the capable pixel cell of 2m and the capable pixel cell of 2m-1 and shutdown signal synchronous;
When sending start signal to the capable pixel cell of described 2m and the capable pixel cell of described 2m-1, on its respective column pixel cell, be positioned at the capable pixel cell of 2m-1 by the first data line and send data-signal, on its respective column pixel cell, be positioned at the capable pixel cell of 2m by the second data line and send data-signal.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210134194.5A CN102707524B (en) | 2012-05-02 | 2012-05-02 | The driving method of a kind of array base palte, display device and display device |
| PCT/CN2012/086395 WO2013163883A1 (en) | 2012-05-02 | 2012-12-12 | Array substrate, display device and method for driving display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210134194.5A CN102707524B (en) | 2012-05-02 | 2012-05-02 | The driving method of a kind of array base palte, display device and display device |
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| CN101303840A (en) * | 2008-06-13 | 2008-11-12 | 上海广电光电子有限公司 | Liquid crystal display device and driving method thereof |
| CN101738800A (en) * | 2008-11-13 | 2010-06-16 | 三星电子株式会社 | Pixel array layout of a liquid crystal display |
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| CN102707524A (en) | 2012-10-03 |
| WO2013163883A1 (en) | 2013-11-07 |
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