CN201829172U - Signal transmission interface and television set thereof - Google Patents
Signal transmission interface and television set thereof Download PDFInfo
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- CN201829172U CN201829172U CN2010205201998U CN201020520199U CN201829172U CN 201829172 U CN201829172 U CN 201829172U CN 2010205201998 U CN2010205201998 U CN 2010205201998U CN 201020520199 U CN201020520199 U CN 201020520199U CN 201829172 U CN201829172 U CN 201829172U
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Abstract
The utility model discloses a signal transmission interface and a television set thereof. The signal transmission interface comprises a first transmission interface and a second transmission interface, wherein the first transmission interface is connected between a first driving panel and a liquid crystal display screen and transmits a first group of signals after being processed by the first driving panel to the liquid crystal display screen; and the second transmission interface is connected between a second driving panel and the liquid crystal display screen and transmits a second group of signals after being processed by the second driving panel to the liquid crystal display screen. By the utility model, the display effect of the liquid crystal display screen and the user experience can be enhanced, and the service life of the liquid crystal display screen is also prolonged, thereby lowering the cost.
Description
Technical field
The utility model relates to the Web TV field, in particular to a kind of signal transmission interface and televisor thereof.
Background technology
Along with chromatic liquid crystal screen (Thin film transistor liquid crystal display, abbreviate TFT-LCD as) widespread use, what the data signal transmission end of LCDs adopted usually is Transistor-Transistor Logic level single-ended (Single end) output, if this situation clock frequency is too high, the driving printed-wiring board (PWB) (pcb board) of screen body portion, what the design of abbreviation drive plate will become is difficult to, Low Voltage Differential Signal LVDS technology has improved the clock frequency of signal by the transmission mode that changes data, has solved the variety of issue in driving printed-wiring board (PWB) (pcb board) design of display screen.
Miniature low-voltage differential signal transmission interface (Mini-LVDS) technology is based on the LVDS technology, the characteristics of Low Voltage Differential Signal transmission signals have further been optimized, make the bilateral transmission mode of signal rising edge and negative edge transmission become possibility in the application of the screen body end of LCDs, improved the sweep frequency of the screen body of LCDs, reduced the highway width of signal, reduce the complexity of circuit board wiring and the number of plies of the required circuit board wiring of assurance reliable transmission signal, reduced the design size and the cost of the substrate system of LCDs.
Existing as can be known Mini-LVDS uses as single interface transmission interface by above-mentioned analysis, be applicable to the small screen LCD, universal day by day along with market demand large-sized liquid crystal display, make the quantity of the inner employed drive integrated circult plate of LCDs increase, it is more and more longer that the size of drive integrated circult plate is made thereupon.
The Mini-LVDS that uses as the single channel transmission interface is connected between a drive plate and the LCDs, be used for transmitting the signal of control LCDs, because the pixel of large display screen is relatively also more, promptly need data quantity transmitted bigger, thereby using this transmission interface transmission of control signals to come the speed of the data-signal of gated sweep and the whole pixel that shields of transmission to reduce, the brush plate power efficiency that is LCDs reduces, and has reduced user's experience.Simultaneously, during as the Mini-LVDS of single interface, need the differential signal linear distance length long, needed drive plate that adopts also longer, the performance and the cost that have reduced televisor are higher.
Use in LCDs at the existing Mini-LVDS transmission interface that uses as the single channel transmission interface, cause the brush screen frequency of LCDs low, drive plate wiring complicated problems, do not propose effective solution at present as yet.
The utility model content
Fundamental purpose of the present utility model is to provide a kind of signal transmission interface and televisor thereof, use in LCDs the problem that cause the brush screen frequency of LCDs low, the drive plate wiring is complicated to solve the existing Mini-LVDS transmission interface that uses as the single channel transmission interface.
To achieve these goals, according to an aspect of the present utility model, provide a kind of signal transmission interface.
Comprise according to of the present utility model: first transmission interface, be connected between first drive plate and the LCDs, first group of signal after transmitting first drive plate and handling is to LCDs; Second transmission interface is connected between second drive plate and the LCDs, and second group of signal after transmitting second drive plate and handling is to LCDs.
Further, first group of signal comprises metric parameter signal, first control signal and the power supply signal of first picture signal, first image fault; Second group of signal comprises metric parameter signal, second control signal and the power supply signal of second picture signal, second image fault.
Further, first transmission interface comprises: the first data signal transmission interface, and first picture signal after transmitting first drive plate and handling is to LCDs; The first metric parameter transmission interface, the metric parameter signal that transmits first image fault after first drive plate is handled is to LCDs; The first control signal transmission interface, first after transmitting first drive plate and handling controls signal to LCDs; Power supply interface is for LCDs provides electric energy.
Further, the first data signal transmission interface comprises: the first picture element signal transmission interface, transmit a plurality of picture element signals in first picture signal to display screen; First clock signal that the first clock signal transmission interface, the control chip of transmission liquid crystal display screen send is to LCDs.
Further, the first control signal transmission interface comprises: trigger pip interface, transmission determine to open the signal of each row pixel in first picture signal to LCDs; Trigger sweep interface, transmission are determined to begin to scan the signal of each row pixel in first picture signal to LCDs; The defection signal interface, the signal of a plurality of liquid crystal deflecting element polarity of transmission control LCDs is to LCDs; Pixel read-write interface, the signal of the pixel of transmission control read-write LCDs is to LCDs.
Further, second transmission interface comprises: the second data signal transmission interface, and second picture signal after transmitting second drive plate and handling is to LCDs; The second metric parameter transmission interface, the metric parameter signal that transmits second image fault after second drive plate is handled is to LCDs; The second control signal transmission interface, second after transmitting second drive plate and handling controls signal to LCDs; Power supply interface is for LCDs provides electric energy.
Further, the second data signal transmission interface comprises: the second picture element signal transmission interface, transmit a plurality of picture element signals in second picture signal to display screen; The second clock signal transmission interface, the second clock signal that transmission liquid crystal display screen control chip sends is to LCDs.
Further, the second control signal transmission interface comprises: trigger sweep interface, transmission are determined to begin to scan the signal of each row pixel in second picture signal to LCDs; The defection signal interface, the signal of a plurality of liquid crystal deflecting element polarity of transmission control LCDs is to LCDs; Pixel read-write interface, the signal of the pixel of transmission control read-write LCDs is to LCDs.
Further, the quantity of the pixel of the pin number of first transmission interface of transmission interface and second transmission interface and LCDs is complementary.
To achieve these goals, according on the other hand of the present utility model, provide a kind of televisor.
Comprise all technical characterictics of above-mentioned signal transmission interface and be applied in technical scheme on the televisor according to televisor of the present utility model.
By the utility model, adopt first transmission interface, be connected between first drive plate and the LCDs, first group of signal after transmitting first drive plate and handling is to LCDs; Second transmission interface, be connected between second drive plate and the LCDs, second group of signal after transmitting second drive plate and handling is to LCDs, having solved the existing Mini-LVDS transmission interface that uses as the single channel transmission interface uses in LCDs, cause the brush screen frequency of LCDs low, drive plate wiring complicated problems, and then reached the display effect that improves LCDs, and user experience, and the effect that prolongs the LCDs life-span, thereby reduced cost.
Description of drawings
Accompanying drawing described herein is used to provide further understanding of the present utility model, constitutes the application's a part, and illustrative examples of the present utility model and explanation thereof are used to explain the utility model, do not constitute improper qualification of the present utility model.In the accompanying drawings:
Fig. 1 is the structural representation according to the LCD with signal transmission interface of the utility model embodiment.
Embodiment
Need to prove that under the situation of not conflicting, embodiment and the feature among the embodiment among the application can make up mutually.Describe the utility model below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
Fig. 1 is the structural representation according to the LCD with signal transmission interface of the utility model embodiment.As shown in Figure 1, this signal transmission interface is the miniature low-voltage differential signal transmission interface of a kind of two-way, can comprise: be connected first transmission interface 1 between first drive plate and the LCDs LCD and be connected second drive plate and LCDs LCD between second transmission interface 2, wherein, first transmission interface 1 is used to transmit first group of signal after first drive plate is handled to LCDs, and second transmission interface 2 is used to transmit second group of signal after second drive plate is handled to LCDs.Wherein, first drive plate can be to drive printed-wiring board (PWB) PCB1 in the present embodiment, and second drive plate can be to drive printed-wiring board (PWB) PCB2, and control chip is by the picture signal on printed-wiring board (PWB) PCB1 and the PCB2 control LCDs.
The utility model embodiment logically separately obtains the original miniature voltage differential signal transmission interface of single interface Mini-LVDS with it the interface board that is divided into two, realize double nip two-way Mini-LVDS, the data-signal separated into two parts that this double nip two-way Mini-LVDS will be transferred to display screen is transferred to display screen respectively, data-signal comprises first group of signal and second group of signal, solved single interface Mini-LVDS under the bigger situation of the semaphore of transmission, data rate is lower, cause the low problem of display screen brush plate power efficiency, improved the brush plate power efficiency of LCDs, so just reduced the number of times of brush screen, thereby improved the loss of interface circuit, and then the serviceable life of having improved LCDs, reduced cost.
Simultaneously owing to use two-way Mini-LVDS separated into two parts to come connection PCB plate and LCDs respectively, realized the drive signal of drive plate (pcb board) is divided into two groups, control two parts drive plate respectively, make that distance shortening, the mode of connection of differential signal line are flexible, reduced the length of drive plate simultaneously, not only reduce cost, can also effectively overcome the long variety of issue that causes of drive plate.
As shown in Figure 1, printed-wiring board (PWB) PCB1 is by the LCDs of first transmission interface, the 1 control left-half of two-way Mini-LVDS, printed-wiring board (PWB) PCB2 is by the LCDs of second transmission interface, the 2 control right half parts of two-way Mini-LVDS, and left and right two parts LCDs is carried out synchronous working by control chip.The implementation method of this respectively control display screen different piece has shortened the length of drive plate (pcb board), has improved the control efficiency of LCDs simultaneously.
In the two-way Mini-LVDS interface of the present utility model, first group of signal can comprise metric parameter signal, first control signal and the power supply signal of first picture signal, first image fault; Second group of signal can comprise metric parameter signal, second control signal and the power supply signal of second picture signal, second image fault.First picture signal can be the data-signal of LCDs left-half picture material, and second picture signal can be the data-signal of LCDs right half part picture material; The value of skew takes place in the tone that the metric parameter signal of first image fault and the metric parameter signal of second image distortion are used for measuring the LCDs epigraph, and this parameter is used Gamma (GM) expression, and the value of Gamma is a constant; First control signal and second control signal are respectively the signal of the video data of a gated sweep left side half LCDs and right half LCDs, connect to come the input and output side of control data signal by hardware mode.
Table 1 is the interface definition table according to the signal transmission interface of the utility model embodiment.
First transmission interface 1 of the present utility model can comprise: the first data signal transmission interface is used for first image signal transmission after the processing of first drive plate to LCDs; The first metric parameter transmission interface is used for the metric parameter signal of first image fault after the processing of first drive plate is transferred to LCDs; The first control signal transmission interface is used for first control signal after the processing of first drive plate is transferred to LCDs; Power supply interface is for LCDs provides electric energy.
The interface definition table of two-way Mini-LVDS interface as shown in table 1 as can be known, the first data signal transmission interface is the pin mouth of label 1-12 correspondence on first transmission interface 1 in the table 1, the first metric parameter transmission interface is the pin mouth GM1-GM14 of label 13-24 correspondence on the table 1, the first control signal transmission interface is the pin mouth of label 25-29 correspondence in the table 1, and power supply interface is the pin mouth of label 30-42 correspondence in the table 1.
Wherein, the first data signal transmission interface can comprise: the first picture element signal transmission interface transfers to display screen with a plurality of picture element signals in first picture signal; The first clock signal transmission interface, first clock signal that the control chip of LCDs is sent transfers to LCDs.
The first picture element signal transmission interface in the table 1 on first transmission interface 1 comprises three groups of needle interfaces, first group can for the pin mouth FLV2N of label 2 and 3 correspondences and FLV2P, second group can for the pin mouth FLV1N of 8 and 9 correspondences and FLV1P, the 3rd group can be the pin mouth FLV0N and the FLV0P of 11 and 12 correspondences, the signal of three groups of corresponding controls of pin mouth is represented redness, blueness, green three kinds of color signals that constitute the basic look of display image respectively, can define arbitrarily in the actual implementation process, but can not repeat.The pin mouth FLVCKN of label 5 and 6 correspondences and FLVCKP can be used for controlling the clock signal of left-half liquid crystal display screen image, and the schedule time of representing to be separated by is once brushed screen to this display screen.
The first control signal transmission interface can comprise among the utility model embodiment: the trigger pip interface transfers to LCDs with the signal of determining to open each row pixel in first picture signal; The trigger sweep interface transfers to LCDs with the signal of determining to begin to scan each row pixel in first picture signal; The defection signal interface transfers to LCDs with the signal of controlling a plurality of liquid crystal deflecting element polarity of LCDs; Pixel read-write interface, the signal of control being read and write the pixel of LCDs transfers to LCDs.
Trigger pip interface in the table 1 on first transmission interface 1 can be the needle interface XA0 and the CPV of label 25-26 correspondence, and whether control opens each row image pixel on the scanning display screen; The trigger sweep interface can be the pin mouth STV of label 27 correspondences, and STV is the line scanning initial pulse, and the position of initial scanning element promptly is set in delegation, can adopt hardware to connect to determine the start time of scanning impulse data-signal; The defection signal interface can be the pin mouth POL of label 28 correspondences, POL can control the deflection polarity of the liquid crystal molecule on left half LCDs by the level height of control voltage, promptly controlling each liquid crystal molecule turns left or turns right, the yawing moment of two liquid crystal molecules adjacent one another are can not be consistent in principle, promptly must be opposite, otherwise display screen can break down, thereby the signal of the defeated control of these pin oral instructions liquid crystal deflecting element direction; Pixel read-write interface can be the pin mouth TP1 of label 29 correspondences, TP1 is when the negative edge sequential, level from high to low, be used for controlling a left side half LCDs is write view data, as YP1 during in the rising edge sequential, level is used for controlling and reads the view data that discharges left half LCDs from low to high, and this moment, the user can see image.
Second transmission interface 2 of the present utility model can comprise: the second data signal transmission interface is used for second image signal transmission after the processing of second drive plate to LCDs; The second metric parameter transmission interface is used for the metric parameter signal of second image fault after the processing of second drive plate is transferred to LCDs; The second control signal transmission interface is used for second control signal after the processing of second drive plate is transferred to LCDs; Power supply interface is for LCDs provides electric energy.
The interface definition table of two-way Mini-LVDS interface as shown in table 1 as can be known, the second data signal transmission interface is the pin mouth of label 1-12 correspondence on second transmission interface 2 in the table 1, the second metric parameter transmission interface can be the pin mouth GM1-GM14 of label 13-24 correspondence on the table 1, the second control signal transmission interface can be the pin mouth of label 25-27 correspondence in the table 1, and power supply interface can be the pin mouth of label 28-40 correspondence in the table 1.
Wherein, the second data signal transmission interface can comprise: the second picture element signal transmission interface transfers to display screen with a plurality of picture element signals in second picture signal; The second clock signal transmission interface, the second clock signal that the LCDs control chip is sent transfers to LCDs.
The second picture element signal transmission interface in the table 1 on second transmission interface 2 comprises three groups of needle interfaces, first group can for the pin mouth BLV2N of label 2 and 3 correspondences and BLV2P, second group can for the pin mouth BLV1N of 8 and 9 correspondences and BLV1P, the 3rd group be can 11 and 12 correspondences pin mouth BLV0N and BLV0P, the signal of three groups of corresponding controls of pin mouth is represented redness, blueness, green three kinds of color signals that constitute the basic look of display image respectively, can define arbitrarily in the actual implementation process, but can not repeat.The pin mouth BLVCKN of label 5 and 6 correspondences and BLVCKP can be used for controlling the clock signal of right half part liquid crystal display screen image, and the schedule time of representing to be separated by is once brushed screen to this display screen.
The second control signal transmission interface can comprise among the utility model embodiment: the trigger sweep interface transfers to LCDs with the signal of determining to begin to scan each row pixel in second picture signal; The defection signal interface transfers to LCDs with the signal of controlling a plurality of liquid crystal deflecting element polarity of LCDs; Pixel read-write interface, the signal of control being read and write the pixel of LCDs transfers to LCDs.
Trigger sweep interface in the table 1 on second transmission interface 2 can be the pin mouth STV of label 27 correspondences, STV is the line scanning initial pulse, the position of initial scanning element promptly is set in delegation, can adopts hardware to connect to determine the start time of scanning impulse data-signal; The defection signal interface can be the pin mouth POL of label 25 correspondences, POL can control the deflection polarity of the liquid crystal molecule on the right hemihedral crystal display screen of liquid by the level height of control voltage, promptly controlling each liquid crystal molecule turns right or turns right, the yawing moment of two liquid crystal molecules adjacent one another are can not be consistent in principle, promptly must be opposite, otherwise display screen can break down, thereby the signal of the defeated control of these pin oral instructions liquid crystal deflecting element direction; Pixel read-write interface can be the pin mouth TP1 of label 26 correspondences, TP1 is when the negative edge sequential, level from high to low, be used for controlling the right side half LCDs is write view data, as YP1 during in the rising edge sequential, level is used for controlling and reads the view data that discharges right half LCDs from low to high, and this moment, the user can see image.
Preferably, in the utility model implementation process, because the size of LCDs differs, the quantity of the pixel of first transmission interface 1 of two-way Mini-LVDS transmission interface and the pin number of second transmission interface 2 and LCDs is complementary, can be at the port number of the increase in demand two-way Mini-LVDS of LCDs size, promptly the quantity of a two-way Mini-LVDS chip can be 6 the tunnel, the 8 tunnel and 16 the tunnel etc.This two-way Mini-LVDS interface can be double nip two-way 6pair mini-LVDS simultaneously.
The utility model can be applied in the televisor, and televisor can comprise all technical characterictics of above-mentioned signal transmission interface and be applied in technical scheme on the televisor.Use the televisor better performances of this two-way Mini-LVDS interface.
First transmission interface 1 in the utility model can exchange with the pcb board that second transmission interface 2 is connected, clock signal by control chip control PCB1 and PCB2 is synchronous, by first transmission interface 1 and second transmission interface 2 with the image synchronization transmission of left and right two halves LCDs with refresh, guarantee the user when watching LCDs, the picture signal complete sum is synchronous.
From above embodiment described, as can be seen, the utility model has been realized following technique effect: double nip two-way 6pairmini-LVDS was divided into two groups with drive signal, controls two parts drive plate respectively.The mode of connection is flexible, reduces drive plate length, can not only reduce cost, and can also effectively overcome the variety of issue that causes because of drive plate is long.The distinctive two-way 6pair of this interface drive ratio single channel 6pair before drives and can also reduce the differential lines wiring space, further shortens the width of drive plate.Improve the serviceable life of televisor, improved user experience simultaneously.
The above is a preferred embodiment of the present utility model only, is not limited to the utility model, and for a person skilled in the art, the utility model can have various changes and variation.All within spirit of the present utility model and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (10)
1. a signal transmission interface is characterized in that, comprising:
First transmission interface is connected between first drive plate and the LCDs, transmits first group of signal after described first drive plate is handled to described LCDs;
Second transmission interface is connected between second drive plate and the LCDs, transmits second group of signal after described second drive plate is handled to described LCDs.
2. signal transmission interface according to claim 1 is characterized in that, described first group of signal comprises metric parameter signal, first control signal and the power supply signal of first picture signal, first image fault; Described second group of signal comprises metric parameter signal, second control signal and the power supply signal of second picture signal, second image fault.
3. signal transmission interface according to claim 2 is characterized in that, described first transmission interface comprises:
The first data signal transmission interface transmits described first picture signal after described first drive plate is handled to described LCDs;
The first metric parameter transmission interface, the metric parameter signal that transmits described first image fault after described first drive plate is handled is to described LCDs;
The first control signal transmission interface, described first after transmitting described first drive plate and handling controls signal to described LCDs;
Power supply interface is for described LCDs provides electric energy.
4. signal transmission interface according to claim 3 is characterized in that, the described first data signal transmission interface comprises:
The first picture element signal transmission interface transmits a plurality of picture element signals in described first picture signal to display screen;
The first clock signal transmission interface transmits first clock signal that the control chip of described LCDs sends to described LCDs.
5. signal transmission interface according to claim 3 is characterized in that, the described first control signal transmission interface comprises:
Trigger pip interface, transmission determine to open the signal of the described pixel of each row in described first picture signal to described LCDs;
Trigger sweep interface, transmission are determined to begin to scan the pulse signal of each row pixel in described first picture signal to described LCDs;
The defection signal interface, the signal of a plurality of liquid crystal deflecting element polarity of the described LCDs of transmission control is to described LCDs;
Pixel read-write interface, the signal of the pixel of the described LCDs of transmission control read-write is to described LCDs.
6. signal transmission interface according to claim 2 is characterized in that, described second transmission interface comprises:
The second data signal transmission interface transmits described second picture signal after described second drive plate is handled to described LCDs;
The second metric parameter transmission interface, the metric parameter signal that transmits described second image fault after described second drive plate is handled is to described LCDs;
The second control signal transmission interface, described second after transmitting described second drive plate and handling controls signal to described LCDs;
Power supply interface is for described LCDs provides electric energy.
7. signal transmission interface according to claim 6 is characterized in that, the described second data signal transmission interface comprises:
The second picture element signal transmission interface transmits a plurality of picture element signals in described second picture signal to display screen;
The second clock signal transmission interface transmits second clock signal that described LCDs control chip sends to described LCDs.
8. signal transmission interface according to claim 6 is characterized in that, the described second control signal transmission interface comprises:
Trigger sweep interface, transmission are determined to begin to scan the pulse signal of each row pixel in described second picture signal to described LCDs;
The defection signal interface, the signal of a plurality of liquid crystal deflecting element polarity of the described LCDs of transmission control is to described LCDs;
Pixel read-write interface, the signal of the pixel of the described LCDs of transmission control read-write is to described LCDs.
9. signal transmission interface according to claim 1 is characterized in that, the quantity of the pixel of described first transmission interface of described transmission interface and the pin number of described second transmission interface and described LCDs is complementary.
10. a televisor is characterized in that, comprises each described signal transmission interface among the claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205201998U CN201829172U (en) | 2010-09-06 | 2010-09-06 | Signal transmission interface and television set thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205201998U CN201829172U (en) | 2010-09-06 | 2010-09-06 | Signal transmission interface and television set thereof |
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| CN201829172U true CN201829172U (en) | 2011-05-11 |
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| CN2010205201998U Expired - Fee Related CN201829172U (en) | 2010-09-06 | 2010-09-06 | Signal transmission interface and television set thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103971651A (en) * | 2014-04-18 | 2014-08-06 | 京东方科技集团股份有限公司 | Display device and control method thereof |
| CN105609045A (en) * | 2015-12-29 | 2016-05-25 | 西安中颖电子有限公司 | Driving chip cascade system and method of multi-screen driving |
| CN107545874A (en) * | 2017-10-31 | 2018-01-05 | 京东方科技集团股份有限公司 | Display driver circuit and its driving method, display driving system, display device |
-
2010
- 2010-09-06 CN CN2010205201998U patent/CN201829172U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103971651A (en) * | 2014-04-18 | 2014-08-06 | 京东方科技集团股份有限公司 | Display device and control method thereof |
| CN105609045A (en) * | 2015-12-29 | 2016-05-25 | 西安中颖电子有限公司 | Driving chip cascade system and method of multi-screen driving |
| CN107545874A (en) * | 2017-10-31 | 2018-01-05 | 京东方科技集团股份有限公司 | Display driver circuit and its driving method, display driving system, display device |
| US10446110B2 (en) | 2017-10-31 | 2019-10-15 | Boe Technology Group Co., Ltd. | Display driving circuit and a driving method thereof, a display driving system and a display apparatus |
| CN107545874B (en) * | 2017-10-31 | 2020-05-05 | 京东方科技集团股份有限公司 | Display driving circuit, driving method thereof, display driving system and display device |
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Granted publication date: 20110511 Termination date: 20130906 |