CN201742489U - SCART adapter device - Google Patents
SCART adapter device Download PDFInfo
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- CN201742489U CN201742489U CN 201020278559 CN201020278559U CN201742489U CN 201742489 U CN201742489 U CN 201742489U CN 201020278559 CN201020278559 CN 201020278559 CN 201020278559 U CN201020278559 U CN 201020278559U CN 201742489 U CN201742489 U CN 201742489U
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- scart
- interface
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- spdt
- delivery outlet
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Abstract
The utility model relates to an SCART adapter device used for testing output signals of a set-top box. The device comprises an SCART male head interface used for connecting the set-top box and an SCART female head interface used for connecting a television through an SCART connecting wire; and the pins of the SCART male head interface are connected with those of SCART female head interface correspondingly. In the implementation of the technical scheme, when the adapter device is used for testing the output signals of the set-top box, the SCART male head interface of the adapter device is connected with an SCART female head interface of the set-top box, and the SCART female head interface of the adapter device is connected with the SCART interface of the television through the SCART connecting wire, so that the set-top box can be connected with the television. Therefore, the output signals of the set-top box can be observed more visually through the television.
Description
Technical field
The utility model relates to TV technology, more particularly, relates to a kind of SCART conversion adapter device.
Background technology
SCART (Syndicat des Constructeursd ' Appareils Radior é cepteurs etT é l é viseurs) interface is a kind of audio-video interface of special use, it is the audio-visual equipment interconnection industrial standard by the Peritel of French company exploitation, also is that European mandatory requirement is used for the interconnection and interflow interface on satellite television receiver, television set, video tape recorder and other audio ﹠ video equipment.The SCART interface of standard is 21 needle connectors, and external form is at right angles trapezoidal, is commonly called as " broom head ".Define the Voice ﹠ Video signal in this 21 pin, can be used to transmit vision signals such as CVBS and interlacing rgb signal, also can transmit stereo audio signal.21 pins transmit 21 signals simultaneously, and it is several that these 21 signals can be divided into vision signal, audio signal, control signal, ground wire and data wire.The description of 21 signals specifically please refer to table 1.In addition, SCART interface or transmitted in both directions realize so-called " LOOP " circulatory function.The SCART interface is supported three kinds of video signal formats, i.e. CVBS (compound composite video signal), stereo audio signal and RGB.
In order to test the quality of receiving equipment output signal, receiving equipment for example is a set-top box, be necessary the output signal of the SCART interface of this set-top box is tested, a kind of equipment and the SCART conversion adapter device comes to this, it can produce the signals such as AV stereo sound video, CVBS, RGB three primary colors, aberration of SCART interface output, also can draw the pin 8 and the pin 16 of SCART interface.Though the Test Engineer is in the above-mentioned output signal of available existing SCART conversion adapter device test machine top box, but can not set-top box be connected on the television set of band SCART interface by conversion adapter device, thereby can not on television set, observe the output signal of set-top box.
Table 1
The utility model content
The technical problems to be solved in the utility model is, set-top box can not be connected to the defective of the television set of band SCART interface at the above-mentioned joint device of prior art, and a kind of conversion adapter device is provided, and set-top box can be connected to the television set of band SCART interface.
The technical scheme that its technical problem that solves the utility model adopts is: structure SCART conversion adapter device, the output signal that is used for the test machine top box, this SCART conversion adapter device comprises SCART male interface that is used for the junctor top box and the SCART female interface that is used for being connected by the SCART connecting line television set, and the corresponding pin of described SCART male interface and described SCART female interface is connected.
In SCART conversion adapter device described in the utility model, this SCART conversion adapter device also comprises first single-pole double-throw switch (SPDT), second single-pole double-throw switch (SPDT), the 3rd single-pole double-throw switch (SPDT), first delivery outlet, second delivery outlet and the 3rd delivery outlet,
The pin 1 of described SCART male interface or SCART female interface connects first moving contact of described first single-pole double-throw switch (SPDT), the pin 7 of described SCART male interface or SCART female interface connects second moving contact of described first single-pole double-throw switch (SPDT), and the fixed contact of described first single-pole double-throw switch (SPDT) connects first delivery outlet;
The pin 3 of described SCART male interface or SCART female interface connects first moving contact of described second single-pole double-throw switch (SPDT), the pin 11 of described SCART male interface or SCART female interface connects second moving contact of described second single-pole double-throw switch (SPDT), and the fixed contact of described second single-pole double-throw switch (SPDT) connects second delivery outlet;
The pin 19 of described SCART male interface or SCART female interface connects first moving contact of described the 3rd single-pole double-throw switch (SPDT), the pin 15 of described SCART male interface or SCART female interface connects second moving contact of described the 3rd single-pole double-throw switch (SPDT), and the fixed contact of described the 3rd single-pole double-throw switch (SPDT) connects the 3rd delivery outlet.
In SCART conversion adapter device described in the utility model, this SCART conversion adapter device also comprises the 4th delivery outlet, the 5th delivery outlet and the 6th delivery outlet,
The pin 8 of described SCART male interface or SCART female interface connects the 4th delivery outlet;
The pin 16 of described SCART male interface or SCART female interface connects the 5th delivery outlet;
The pin 21 of described SCART male interface or SCART female interface connects the 6th delivery outlet.
Implement the technical solution of the utility model, when utilizing conversion adapter device to come the output signal of test machine top box, SCART interface (female interface) with the SCART male interface junctor top box of conversion adapter device, the SCART interface that the SCART female interface of conversion adapter device is connected television set by the SCART connecting line, so just set-top box can be connected with television set, thereby can on television set, observe the output signal of set-top box more intuitively.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples, in the accompanying drawing:
Fig. 1 is the building-block of logic of the utility model conversion adapter device embodiment two;
Fig. 2 is the building-block of logic of the utility model conversion adapter device embodiment three.
Embodiment
In the embodiment one of the utility model conversion adapter device, conversion adapter device is used for the output signal of test machine top box, this conversion adapter device comprises SCART male interface and SCART female interface, and SCART male interface is connected with the corresponding pin of SCART female interface, as, the pin 1 of SCART male interface connects the pin 1 of SCART female interface, the pin 2 of SCART male interface connects the pin 2 of SCART female interface, ..., by that analogy, the pin 21 of SCART male interface connects the pin 21 of SCART female interface.When utilizing the output signal of this conversion adapter device test machine top box, SCART interface (female interface) with SCART male interface junctor top box, the SCART interface that SCART female interface is connected television set by the SCART connecting line, the two ends of SCART connecting line all are the male interfaces, so just can utilize conversion adapter device that set-top box is connected on the television set, thereby whether the output signal that can observe set-top box on television set more intuitively is normal.
As shown in Figure 1, in the building-block of logic of the utility model conversion adapter device embodiment two, compare the conversion adapter device of embodiment one, the conversion adapter device of present embodiment also comprises the first single-pole double-throw switch (SPDT) K1, the second single-pole double-throw switch (SPDT) K2, the 3rd single-pole double-throw switch (SPDT) K 3, the first delivery outlet OUT1, the second delivery outlet OUT2 and the 3rd delivery outlet OUT3.It should be noted that in addition: because of the corresponding pin of SCART male interface with SCART female interface links to each other, for Fig. 1 is simplified more, can abbreviate SCART male interface or SCART female interface as interface J1, and following explanation also replaces SCART male interface or SCART female interface with interface J1.The pin 1 of interface J1 connects first moving contact of the first single-pole double-throw switch (SPDT) K1, and the pin 7 of interface J1 connects second moving contact of the first single-pole double-throw switch (SPDT) K1, and the fixed contact of the first single-pole double-throw switch (SPDT) K1 connects the first delivery outlet OUT1; The pin 3 of interface J1 connects first moving contact of the second single-pole double-throw switch (SPDT) K2, and the pin 11 of interface J1 connects second moving contact of the second single-pole double-throw switch (SPDT) K2, and the fixed contact of the second single-pole double-throw switch (SPDT) K2 connects the second delivery outlet OUT2; The pin 19 of interface J1 connects first moving contact of the 3rd single-pole double-throw switch (SPDT) K3, and the pin 15 of interface J1 connects second moving contact of the 3rd single-pole double-throw switch (SPDT) K3, and the fixed contact of the 3rd single-pole double-throw switch (SPDT) K3 connects the 3rd delivery outlet OUT3.
The following describes the test philosophy of the conversion adapter device of embodiment two, its part identical with embodiment one does not repeat them here, and below different parts only is described.If want the RGB tristimulus signals of test machine top box output, then respectively the fixed contact of three single-pole double-throw switch (SPDT) K1, K2, K3 is connected with pairing second moving contact, then three delivery outlet OUT1, OUT2, OUT3 just are equivalent to insert respectively pin 7 (B), pin 11 (G), the pin 15 (R) of the SCART interface of set-top box, the tester only needs three delivery outlet OUT1, OUT2, OUT3 are inserted corresponding testing equipment, and whether the RGB tristimulus signals that just can test output conformance with standard.If want the CVBS signal of test machine top box output, only need the fixed contact of the 3rd single-pole double-throw switch (SPDT) K3 is connected with first moving contact, then this moment, the 3rd delivery outlet OUT3 just was equivalent to insert the pin 19 (CVBS) of the SCART interface of set-top box, the tester only needs the 3rd delivery outlet OUT3 is inserted corresponding testing equipment, and whether the CVBS vision signal that just can test output conformance with standard.Similarly, if want the left and right acoustic channels audio signal of test machine top box output, fixed contact first moving contact corresponding with it of the first single-pole double-throw switch (SPDT) K1 and the second single-pole double-throw switch (SPDT) K2 can be connected, the tester only needs delivery outlet OUT1 and OUT2 are inserted corresponding testing equipment, and whether the left and right acoustic channels audio signal that just can test output conformance with standard.
In the building-block of logic of the utility model conversion adapter device embodiment three shown in Fig. 2, compare the joint device of embodiment two, the conversion adapter device of present embodiment also comprises the 4th delivery outlet OUT4, the 5th delivery outlet OUT5 and the 6th delivery outlet OUT6, and the pin 8 of interface J1 connects the 4th delivery outlet OUT4; The pin 16 of interface J1 connects the 5th delivery outlet OUT5; The pin 21 of interface J1 connects the 6th delivery outlet OUT6.
The following describes the test philosophy of the conversion adapter device of embodiment three, the flow process of test machine top box display mode is: earlier set-top box, SCART adapter and television set are connected in turn, then, the output mode that set-top box can be set is 4:3, in the 9.5-12v scope, whether the video display modes on the observation television is 4:3 to the voltage of measuring the 4th delivery outlet OUT4 (pin 8) then; It is 16:9 that the set-top box output mode also can be set, and in the 5-8v scope, whether the video display modes on the observation television is 16:9 to the voltage of measuring the 4th delivery outlet OUT4 (pin 8) then; It is the TV pattern that the set-top box output mode also can be set, and in the 0-2v scope, whether the video display modes on the observation television is the TV pattern to the voltage of measuring the 4th delivery outlet OUT4 (pin 8) then.Test machine top box video output formats flow process is: earlier set-top box, SCART adapter and television set are connected in turn, then, it is CVBS that the set-top box video output formats can be set, in the 0-0.4v scope, whether the video output formats on the observation television is CVBS to the voltage of measuring the 5th delivery outlet OUT5 (pin 16) then; It is RGB that the set-top box video output formats also can be set, and in the 1-3v scope, whether the video output formats on the observation television is RGB to the voltage of measuring the 5th delivery outlet OUT5 (pin 16) then.
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 claim scope of the present invention.
Claims (3)
1. SCART conversion adapter device, the output signal that is used for the test machine top box, it is characterized in that, this SCART conversion adapter device comprises SCART male interface that is used for the junctor top box and the SCART female interface that is used for being connected by the SCART connecting line television set, and the corresponding pin of described SCART male interface and described SCART female interface is connected.
2. SCART conversion adapter device according to claim 1, it is characterized in that, this SCART conversion adapter device also comprises first single-pole double-throw switch (SPDT), second single-pole double-throw switch (SPDT), the 3rd single-pole double-throw switch (SPDT), first delivery outlet, second delivery outlet and the 3rd delivery outlet
The pin 1 of described SCART male interface or SCART female interface connects first moving contact of described first single-pole double-throw switch (SPDT), the pin 7 of described SCART male interface or SCART female interface connects second moving contact of described first single-pole double-throw switch (SPDT), and the fixed contact of described first single-pole double-throw switch (SPDT) connects first delivery outlet;
The pin 3 of described SCART male interface or SCART female interface connects first moving contact of described second single-pole double-throw switch (SPDT), the pin 11 of described SCART male interface or SCART female interface connects second moving contact of described second single-pole double-throw switch (SPDT), and the fixed contact of described second single-pole double-throw switch (SPDT) connects second delivery outlet;
The pin 19 of described SCART male interface or SCART female interface connects first moving contact of described the 3rd single-pole double-throw switch (SPDT), the pin 15 of described SCART male interface or SCART female interface connects second moving contact of described the 3rd single-pole double-throw switch (SPDT), and the fixed contact of described the 3rd single-pole double-throw switch (SPDT) connects the 3rd delivery outlet.
3. SCART conversion adapter device according to claim 2 is characterized in that, this SCART conversion adapter device also comprises the 4th delivery outlet, the 5th delivery outlet and the 6th delivery outlet,
The pin 8 of described SCART male interface or SCART female interface connects the 4th delivery outlet;
The pin 16 of described SCART male interface or SCART female interface connects the 5th delivery outlet;
The pin 21 of described SCART male interface or SCART female interface connects the 6th delivery outlet.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN 201020278559 CN201742489U (en) | 2010-08-02 | 2010-08-02 | SCART adapter device |
Applications Claiming Priority (1)
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CN 201020278559 CN201742489U (en) | 2010-08-02 | 2010-08-02 | SCART adapter device |
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CN201742489U true CN201742489U (en) | 2011-02-09 |
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CN 201020278559 Expired - Fee Related CN201742489U (en) | 2010-08-02 | 2010-08-02 | SCART adapter device |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102665057A (en) * | 2012-04-01 | 2012-09-12 | 深圳市凯利华电子有限公司 | Multifunctional audio-video converter |
CN107241676A (en) * | 2017-06-15 | 2017-10-10 | 南通同洲电子有限责任公司 | A kind of loudspeaker power amplifier test device |
-
2010
- 2010-08-02 CN CN 201020278559 patent/CN201742489U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102665057A (en) * | 2012-04-01 | 2012-09-12 | 深圳市凯利华电子有限公司 | Multifunctional audio-video converter |
CN107241676A (en) * | 2017-06-15 | 2017-10-10 | 南通同洲电子有限责任公司 | A kind of loudspeaker power amplifier test device |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110209 Termination date: 20150802 |
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EXPY | Termination of patent right or utility model |