CN210123464U - FCT testing arrangement and system - Google Patents
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- CN210123464U CN210123464U CN201920405296.3U CN201920405296U CN210123464U CN 210123464 U CN210123464 U CN 210123464U CN 201920405296 U CN201920405296 U CN 201920405296U CN 210123464 U CN210123464 U CN 210123464U
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Abstract
The utility model discloses a FCT testing arrangement and system. The FCT testing device comprises a switching unit and a signal providing unit; the control end of the switching unit is used for receiving a control signal; the switching unit connects or disconnects the input end of the switching unit with or from the signal output end of the signal providing unit according to the control signal. The utility model provides a FCT testing arrangement to the cost of labor is saved in the realization, improves the effect of test rate of accuracy and efficiency.
Description
Technical Field
The embodiment of the utility model provides a relate to electronic equipment technical field, especially relate to a FCT testing arrangement and system.
Background
The circuit main board is a main part of electronic products such as mobile phones and computers, so that the testing of the functional state of the circuit main board is a key step, the testing of the functional state of the circuit main board mainly comprises the testing of image signals, network signals, audio signals and the like, and when the image signals are tested, the image signals and the component signals need to be switched; the test of the network signal needs to connect or disconnect the wired network; the testing of the audio signal requires switching the earphone output signal and the main board coaxial optical fiber analog audio output signal.
At present, the test of a circuit mainboard is to switch signals by manually shifting a signal line or plugging a network cable, so as to realize the test of a functional state.
However, manually shifting the signal line or plugging the network cable to switch the signal increases the operation amount of the staff, reduces the testing efficiency, increases the working time cost, and more importantly, aiming at the situation that new staff or casual staff cannot know at all which time point to make the toggle switch and the plugging the network cable, the testing error is easily caused, and the testing accuracy and efficiency are further influenced.
SUMMERY OF THE UTILITY MODEL
The utility model provides a FCT testing arrangement and system to realize reducing the manual operation volume, save the cost of labor, improve the effect of test rate of accuracy and efficiency.
In a first aspect, an embodiment of the present invention provides an FCT testing apparatus, which includes: a switching unit and a signal providing unit;
the control end of the switching unit is used for receiving a control signal;
and the switching unit connects or disconnects the input end of the switching unit with or from the signal output end of the signal providing unit according to the control signal.
Further, the switching unit includes a first switching unit; the signal providing unit comprises a first signal output end and a second signal output end;
when the control signal received by the control end of the first switching unit is a first control signal, the first switching unit connects the input end of the first switching unit with the first signal output end according to the first control signal; and when the control signal received by the control end of the first switching unit is a second control signal, the first switching unit connects the input end of the first switching unit with the second signal output end according to the second control signal.
Further, the first switching unit includes a single-pole double-throw relay;
the first signal output end is a video signal output end; the second signal output end is a component signal output end.
Further, the switching unit includes a second switching unit; the second switching unit comprises a first input end and a second input end; the signal providing unit comprises a third signal output end and a fourth signal output end;
when the control signal received by the control end of the second switching unit is a third control signal, the second switching unit connects the first input end of the second switching unit with the third signal output end according to the third control signal, and connects the second input end of the second switching unit with the fourth signal output end; when the control signal received by the control end of the second switching unit is a fourth control signal, the second switching unit disconnects the first input end of the second switching unit from the third signal output end according to the fourth control signal, and disconnects the second input end of the second switching unit from the fourth signal output end.
Further, the second switching unit comprises a double-pole single-throw normally open relay; the third signal output end is a first network signal output end; the fourth signal output end is a second network signal output end.
Further, the signal providing unit includes a fifth signal output terminal, a sixth signal output terminal, a seventh signal output terminal, and an eighth signal output terminal, and the switching unit includes a third switching unit; the third switching unit comprises a third input end and a fourth input end;
when the control signal received by the control end of the third switching unit is a fifth control signal, the third switching unit connects the third input end of the third switching unit with the fifth signal output end according to the fifth control signal, and connects the fourth input end of the third switching unit with the sixth signal output end; when the control signal received by the control end of the third switching unit is a sixth control signal, the third switching unit connects the third input end of the third switching unit with the seventh signal output end according to the sixth control signal, and connects the fourth input end of the third switching unit with the eighth signal output end.
Further, the third switching unit includes a double pole double throw relay;
the fifth signal output end is an earphone accompanying sound left sound channel output end;
the sixth signal output end is an earphone accompanying sound right sound channel output end;
the seventh signal output end is a coaxial optical fiber decoding left sound channel output end;
and the eighth signal output end is a coaxial optical fiber decoding right sound channel output end.
Further, the signal providing unit further comprises a coaxial fiber decoder;
and the output end of the coaxial optical fiber decoder is respectively connected with the seventh signal output end and the eighth signal output end.
Further, the switching unit is grounded.
In a second aspect, the embodiment of the present invention further provides an FCT testing system, which includes: a control unit and at least one of the FCT testing apparatus of the first aspect;
the FCT testing device is connected with the control unit.
The utility model provides a FCT testing arrangement includes: a switching unit and a signal providing unit; the control end of the switching unit is used for receiving control signals, the input end of the switching unit is connected with or disconnected from the signal output end of the signal providing unit according to the control signals through the switching unit, switching of signals provided by the signal providing unit is achieved, the problem that manual operation amount can be increased when signals are switched by manually shifting signal lines or plugging network cables in the prior art is solved, testing efficiency is reduced, working hour cost is increased, errors exist in manual operation, the problem that testing accuracy and efficiency are affected is solved, manual operation amount is reduced, labor cost is saved, and testing accuracy and efficiency are improved.
Drawings
Fig. 1 is a schematic structural diagram of an FCT testing apparatus according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of another FCT testing apparatus provided in an embodiment of the present invention;
fig. 3 is a schematic structural diagram of another FCT testing apparatus according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of another FCT testing apparatus according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of an FCT testing system according to an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
Fig. 1 is the utility model provides a FCT testing arrangement's that embodiment of the utility model provides a structural schematic diagram, as shown in fig. 1, the utility model provides a FCT testing arrangement includes: a switching unit 10 and a signal providing unit 20; the control terminal CON of the switching unit 10 is configured to receive the control signal C; the switching unit 10 connects or disconnects the input terminal IN of the switching unit 10 to or from the signal output terminal a of the signal providing unit 20 according to the control signal C.
The switching unit 10 may have an input terminal IN connected to or disconnected from a signal output terminal a of the signal providing unit 20 according to different control signals C, an output terminal OUT of the switching unit 10 is used for outputting a signal T provided by the signal providing unit 20, and the switching unit 10 may include a relay, for example. The signal providing unit 20 is configured to provide a signal T, and the signal providing unit 20 may include, for example, an integrated signal source, a switch or a circuit board, and the like, and the signal T may include, for example, a video signal, a component signal, a network switched data, and the like. Illustratively, when the switching unit 10 is connected to the signal output end a of the signal providing unit 20, the signal T provided by the signal providing unit 20 is input through the switching unit 10, for example, to a signal acquiring unit (not shown in the figure), so that the signal acquiring unit performs subsequent processing on the acquired signal T; or the signal T provided by the signal providing unit 20 may be input to, for example, a circuit board (not shown in the figure) through the switching unit 10, so that the circuit board implements video display or sound playing according to the signal T, and the signal providing unit 20 may include, for example, a video signal providing unit and an earphone output unit. The control signal C may include, for example, a high level and a low level.
Specifically, after the control terminal CON of the switching unit 10 receives the control signal C, the input terminal IN of the switching unit 10 is connected to or disconnected from the signal output terminal a of the signal providing unit 20 according to the control signal C. For example, if the control terminal CON of the switching unit 10 receives a high level signal, the switching unit 10 connects the input terminal IN of the switching unit 10 with the signal output terminal a of the signal providing unit 20, and at this time, the signal T provided by the signal providing unit 20 is output through the switching unit 10; if the control terminal CON of the switching unit 10 receives a low level signal, the switching unit 10 disconnects the input terminal IN of the switching unit 10 from the signal output terminal a of the signal providing unit 20, and at this time, the signal T provided by the signal providing unit 20 is disconnected. That is, whether the signal T provided by the signal providing unit 20 is output or not can be automatically realized by the switching unit 10.
It should be noted that the switching unit 10 may connect the input terminal IN of the switching unit 10 to the signal output terminal a of the signal providing unit 20 when receiving a high level, and disconnect the input terminal IN of the switching unit 10 from the signal output terminal a of the signal providing unit 20 when receiving a low level; the input terminal IN of the switching unit 10 may be connected to the signal output terminal a of the signal providing unit 20 when receiving a low level, and the input terminal IN of the switching unit 10 may be disconnected from the signal output terminal a of the signal providing unit 20 when receiving a high level. IN addition, fig. 1 shows only an exemplary connection state between the input terminal IN of the switching unit 10 and the signal output terminal a of the signal providing unit 20 by a dotted line IN order to clearly show that there is a possibility that the input terminal IN of the switching unit 10 and the signal output terminal a of the signal providing unit 20 are connected or disconnected. It should be noted that, after the switching of one signal is completed, the switching unit 10 needs to be reset before the next signal switching is completed, that is, when the control signal received by the switching unit 10 for the first time is a low-level signal, the switching unit 10 needs to be reset to a low level before the next signal switching, that is, the signal received by the control terminal of the switching unit 10 is low-level-high-level-low-level.
The utility model provides a FCT testing arrangement includes: a switching unit and a signal providing unit; the control end of the switching unit is used for receiving control signals, the input end of the switching unit is connected with or disconnected from the signal output end of the signal providing unit according to the control signals through the switching unit, switching of signals provided by the signal providing unit is achieved, the problem that manual operation amount can be increased when signals are switched by manually shifting signal lines or plugging network cables in the prior art is solved, testing efficiency is reduced, working hour cost is increased, errors exist in manual operation, the problem that testing accuracy and efficiency are affected is solved, manual operation amount is reduced, labor cost is saved, and testing accuracy and efficiency are improved. And simultaneously, the requirement of full-automatic testing is met.
On the basis of the above technical solution, optionally, fig. 2 is a schematic structural diagram of another FCT testing apparatus provided in the embodiment of the present invention, and as shown in fig. 2, the switching unit includes a first switching unit U1; the signal providing unit 20 includes a first signal output terminal a1 and a second signal output terminal a 2; when the control signal C received by the control terminal CON1 of the first switching unit U1 is the first control signal C, the first switching unit U1 connects the input terminal IN1 of the first switching unit U1 with the first signal output terminal a1 according to the first control signal C; when the control signal C received by the control terminal CON1 of the first switching unit U1 is the second control signal C, the first switching unit U1 connects the input terminal IN1 of the first switching unit U1 with the second signal output terminal a2 according to the second control signal C.
Illustratively, the first control signal C is a high level signal, and the second control signal C is a low level signal. When the control signal C received by the control terminal CON1 of the first switching unit U1 is a high-level signal, the first switching unit U1 connects its input terminal IN1 with the first signal output terminal a1, and at this time, the signal output by the first signal output terminal a1 is output through the first switching unit U1, and the signal output by the second signal output terminal a2 is disconnected; when the control signal C received by the control terminal CON1 of the first switching unit U1 is a low-level signal, the first switching unit U1 connects the input terminal IN1 thereof to the second signal output terminal a2, and at this time, the signal output by the second signal output terminal a2 is output through the first switching unit U1, and the signal output by the first signal output terminal a1 is disconnected.
It should be noted that the first control signal C may also be a low level signal, and the second control signal C may also be a high level signal. When the control signal C received by the control terminal CON1 of the first switching unit U1 is a low level signal, the first switching unit U1 connects its input terminal IN1 with the first signal output terminal a 1; when the control signal C received by the control terminal CON1 of the first switching unit U1 is a high-level signal, the first switching unit U1 connects the input terminal IN1 with the second signal output terminal a2, which is not limited IN this embodiment. IN addition, fig. 2 is only exemplarily illustrated IN that the input terminal IN1 of the first switching unit U1 is connected to the first signal output terminal a 1.
Optionally, the first switching unit U1 includes a single pole double throw relay; the first signal output terminal a1 is a video signal output terminal; the second signal output a2 is a component signal output.
Illustratively, the signal providing unit 20 includes an integrated signal source that outputs the video signal through a video signal output terminal, and the integrated signal source outputs the component signal through a component signal output terminal. When the control signal C received by the control end of the single-pole double-throw relay is a high-level signal, the input end of the single-pole double-throw relay is connected with the video signal output end according to the high-level signal, so that the video signal output by the video signal output end is output through the single-pole double-throw relay; when the control signal C received by the control end of the single-pole double-throw relay is a low level signal, the single-pole double-throw relay connects the input end thereof with the component signal output end according to the low level signal, so that the component signal output by the component signal output end is output through the output end of the relay, for example, the component signal can be output to a circuit mainboard, and the circuit mainboard displays a corresponding image.
Optionally, the FCT testing apparatus further includes an image capturing unit (not shown in the figure), where the image capturing unit captures an image displayed by the circuit board, and compares the image displayed by the circuit board with the standard image, if a difference between the image displayed by the circuit board and the standard image is within a preset range, it indicates that the circuit board to be tested can be used, and if the difference between the image displayed by the circuit board and the standard image is not within the preset range, it indicates that the circuit board to be tested cannot be used, and then the next circuit board is tested. It should be noted that, in order to satisfy the requirement that the video signal is first tested by the next circuit board, after the component signal is tested by the previous circuit board, the level reset processing needs to be performed on the single-pole double-throw relay.
According to the technical scheme, the detection of the image signals of the circuit main board can be completed only through the switching unit, the signals do not need to be manually switched, the manual operation amount is reduced, the labor cost is saved, and the test accuracy and efficiency are improved. And simultaneously, the requirement of full-automatic testing is met.
On the basis of the above solution, optionally, fig. 3 is a schematic structural diagram of another FCT testing apparatus provided in the embodiment of the present invention, and as shown in fig. 3, the switching unit includes a second switching unit U2; the second switching unit U2 includes a first input terminal IN2 and a second input terminal IN 3; the signal providing unit 20 includes a third signal output terminal A3 and a fourth signal output terminal a 4; when the control signal C received by the control terminal CON2 of the second switching unit U2 is the third control signal C, the second switching unit U2 connects the first input terminal IN2 of the second switching unit U2 with the third signal output terminal A3 and connects the second input terminal IN3 of the second switching unit U2 with the fourth signal output terminal a4 according to the third control signal C; when the control signal C received by the control terminal CON of the second switching unit U2 is the fourth control signal C, the second switching unit U2 disconnects the first input terminal IN2 of the second switching unit from the third signal output terminal A3 and disconnects the second input terminal IN3 of the second switching unit U2 from the fourth signal output terminal a4 according to the fourth control signal C.
The second switching unit U2 includes a first output terminal OUT1 and a second output terminal OUT 2.
Illustratively, the third control signal C is a high level signal and the fourth control signal C is a low level signal. When the control signal C received by the control terminal CON2 of the second switching unit U2 is a high-level signal, the second switching unit U2 connects the first input terminal IN2 thereof to the third signal output terminal A3 and connects the second input terminal IN3 thereof to the fourth signal output terminal a4, and at this time, the signal T1 output from the third signal output terminal A3 and the signal T2 output from the fourth signal output terminal a4 are output through the first output terminal OUT1 and the second output terminal OUT2 of the second switching unit U2; when the control signal C received by the control terminal CON2 of the second switching unit U2 is a low level signal, the second switching unit U2 disconnects the first input terminal IN2 from the third signal output terminal A3 and disconnects the second input terminal IN3 from the fourth signal output terminal a4, and at this time, the signal T3 output from the third signal output terminal A3 and the signal T4 output from the fourth signal output terminal a4 are disconnected.
On the basis of the above scheme, optionally, the second switching unit U2 includes a double-pole single-throw normally-open relay; the third signal output terminal a3 is a first network signal output terminal; the fourth signal output a4 is a second network signal output.
Illustratively, the signal providing unit 20 includes a switch, the first network signal is a network receiving signal (Receive, RX), the second network signal is a network transmitting signal (Transmit, TX), and in this case, the third signal output terminal a3 is used for receiving RX; the fourth signal output terminal a4 is for outputting TX. Specifically, when a control signal C received by a control end of the double-pole single-throw normally-open relay is at a high level, the double-pole single-throw normally-open relay connects a first input end thereof with a third signal output end according to a high level signal, and connects a second input end thereof with a fourth signal output end according to a high level signal, so that network exchange data is exchanged between RX and TX through the double-pole single-throw normally-open relay, and the network exchange data can be output to a circuit main board for testing whether a network of the circuit main board is normal or not, for example; when control signal C that the control end of double-pole single-throw normally open relay received was the low level, double-pole single-throw normally open relay breaks off its first input and third signal output part according to low level signal, break off its second input and fourth signal output part according to low level signal simultaneously, make the network switching data to RX and TX disconnection, because when carrying out the image signal test, partial intelligent machine circuit mainboard can pop out network connection window or icon automatically when discerning network signal and lead to the image test not to pass through, can realize the disconnection of network switching data pair through control signal C that double-pole single-throw normally open relay's control end received this moment. It should be noted that, in order to satisfy the requirement that the next circuit board tests other signals first, after the wired network test of the previous circuit board is completed, the level reset processing needs to be performed on the double-pole single-throw normally-open relay.
According to the technical scheme, the connection or disconnection of the network exchange data pairs can be completed only through the switching unit, the signals do not need to be manually switched, the manual operation amount is reduced, the labor cost is saved, and the test accuracy and efficiency are improved. And simultaneously, the requirement of full-automatic testing is met.
On the basis of the above solution, optionally, fig. 4 is a schematic structural diagram of another FCT testing apparatus provided in the embodiment of the present invention, as shown in fig. 4, the signal providing unit includes a fifth signal output terminal a5, a sixth signal output terminal a6, a seventh signal output terminal a7, and an eighth signal output terminal A8, and the switching unit includes a third switching unit U3; the third switching unit U3 includes a third input terminal IN4 and a fourth input terminal IN 5; when the control signal C received by the control terminal CON3 of the third switching unit U3 is the fifth control signal C, the third switching unit U3 connects the third input terminal IN4 of the third switching unit U3 with the fifth signal output terminal a5 and connects the fourth input terminal IN5 of the third switching unit U3 with the sixth signal output terminal a6 according to the fifth control signal C; when the control signal C received by the control terminal CON3 of the third switching unit U3 is the sixth control signal C, the third switching unit U3 connects the third input terminal IN4 of the third switching unit U3 with the seventh signal output terminal a7 and connects the fourth input terminal IN5 of the third switching unit U3 with the eighth signal output terminal a8 according to the sixth control signal C.
The third switching unit U3 includes a third output terminal OUT3 and a fourth output terminal OUT 4.
Illustratively, the fifth control signal C is a high level signal and the sixth control signal C is a low level signal. When the control signal C received by the control terminal CON3 of the third switching unit U3 is a high-level signal, the third switching unit U3 connects the third input terminal IN4 thereof with the fifth signal output terminal a5 and connects the fourth input terminal IN4 thereof with the sixth signal output terminal a6, at this time, the signal output by the fifth signal output terminal a5 and the signal output by the sixth signal output terminal a6 are output through the third output terminal OUT3 and the fourth output terminal OUT4 of the third switching unit U3, and the signal output by the seventh signal output terminal a7 and the signal output by the eighth signal output terminal A8 are disconnected; when the control signal C received by the control terminal CON3 of the third switching unit U3 is a low level signal, the third switching unit U3 connects the third input terminal IN4 thereof to the seventh signal output terminal a7 and connects the fourth input terminal IN5 thereof to the eighth signal output terminal A8, at this time, the signal output from the seventh signal output terminal a7 and the signal output from the eighth signal output terminal A8 are output through the third output terminal AUDIO-L and the fourth output terminal AUDIO-R of the third switching unit U3, and the signal output from the fifth signal output terminal a5 and the signal output from the sixth signal output terminal A6 are disconnected.
On the basis of the above scheme, optionally, the third switching unit U3 includes a double-pole double-throw relay; the fifth signal output end A5 is an earphone accompanying sound left sound channel output end; the sixth signal output end A6 is an earphone accompanying sound right channel output end; the seventh signal output end A7 is a coaxial optical fiber decoding left sound channel output end; the eighth signal output A8 is a coaxial fiber-decoded right channel output.
Illustratively, the signal providing unit 20 includes a circuit board, and outputs the audio signal output by the circuit board through the headphone audio left channel output terminal and the headphone audio right channel output terminal during the test. When the control signal C received by the control end of the double-pole double-throw relay is at high level, the double-pole single-throw normally open relay connects the third input end with the earphone accompanying sound left channel output end and connects the fourth input end with the earphone accompanying sound right channel output end according to the high level signal, so that the signals output by the earphone accompanying sound left channel output end and the earphone accompanying sound right channel output end are output through the third output end OUT3 and the fourth output end OUT4 of the double-pole double-throw relay, for example, the signals can be output to an audio acquisition unit, the audio signals output by the earphone accompanying sound left channel output end and the earphone accompanying sound right channel output end and the standard audio frequency are compared, if the difference value between the audio frequency output by the earphone accompanying sound left channel output end and the earphone accompanying sound right channel output end and the standard audio frequency is in the preset range, the earphone output signal output by the tested circuit main board is in accordance with the requirement, otherwise, the requirements are not met. And the signal output by the seventh signal output terminal and the signal output by the eighth signal output terminal are disconnected. When the control signal C received by the control end of the double-pole double-throw relay is a low-level signal, the double-pole double-throw relay connects the third input end with the coaxial fiber decoding left channel output end, and connects the fourth input end with the coaxial fiber decoding right channel output end, at this time, the signal output by the coaxial fiber decoding left channel output end and the signal output by the coaxial fiber decoding right channel output end are output through the third output end and the fourth output end of the double-pole double-throw relay, for example, can be output to the audio acquisition unit, the audio signal output by the coaxial fiber decoding left channel output end and the coaxial fiber decoding right channel output end collected by the audio acquisition unit is compared with the standard audio, if the difference value between the audio output by the coaxial fiber decoding left channel output end and the coaxial fiber decoding right channel output end and the standard audio is in the preset range, the mainboard coaxial optical fiber output by the tested circuit mainboard is converted into the analog audio output signal to meet the requirement, otherwise, the mainboard coaxial optical fiber output by the tested circuit mainboard is not met with the requirement. And the signal output by the fifth signal output terminal and the signal output by the sixth signal output terminal are disconnected. It should be noted that, in order to satisfy the requirement that the next circuit board tests the output signal of the earphone first, after the coaxial optical fiber-to-analog audio output signal of the previous circuit board is tested, the level reset processing needs to be performed on the double-pole double-throw relay.
According to the technical scheme, the switching between the earphone accompanying sound audio signals and the coaxial optical fiber audio signals can be completed only through the switching unit, the signals do not need to be manually switched, the manual operation amount is reduced, the labor cost is saved, and the testing accuracy and efficiency are improved. And simultaneously, the requirement of full-automatic testing is met.
On the basis of the above scheme, optionally, the signal providing unit 20 further includes a coaxial fiber decoder (not shown in the figure); the output ends of the coaxial fiber decoders are respectively connected with the seventh signal output end A7 and the eighth signal output end A8.
Exemplarily, because the coaxial optical fiber audio signal sent by the circuit main board is a digital signal, the digital signal is converted into an analog signal through the coaxial optical fiber decoder, and then is collected by the audio collecting unit through the double-pole double-throw relay.
On the basis of the above solution, optionally, with continued reference to fig. 1, the switching unit 10 is arranged to be grounded.
It should be noted that, the FCT testing apparatus performs a flow operation according to a testing protocol compiled in advance, where the testing protocol includes contents of a testing function image, an audio sequence, a level jump sequence, and the like, and only the testing protocol needs to be compiled before the FCT testing apparatus performs a test, and a switching unit in the testing apparatus is combined to implement introduction of a signal, so that the requirement of automatic testing of mass production of products can be met.
Based on the same inventive concept, an embodiment of the present invention further provides an FCT testing system, and fig. 5 is a schematic structural diagram of the FCT testing system provided by the embodiment of the present invention, as shown in fig. 5, the FCT testing system 1000 includes a control unit 200 and at least one FCT testing apparatus 100 described above.
The control unit 200 may include, for example, an industrial personal computer, a computer, or a mobile phone. The control unit 200 may provide control signals to one or more FCT testing devices 100 at the same time, and fig. 5 is only an example for providing control signals to one FCT testing device 100.
The utility model provides a FCT testing arrangement among FCT test system is connected or is broken off the input that will switch over the unit and the signal output part of signal providing unit through switching over the unit according to control signal C, realize the switching over of the signal that the signal provides the unit and provide, it can increase manual operation volume to solve among the prior art manual toggle signal line or plug net twine and carry out the switching over of signal, reduce efficiency of software testing, increase man-hour cost, and manual operation has the error, and then the problem of influence test rate of accuracy and efficiency, realize reducing manual operation volume, save the cost of labor, improve the effect of test rate of accuracy and efficiency. And simultaneously, the requirement of full-automatic testing is met.
It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.
Claims (10)
1. An FCT testing apparatus, comprising: a switching unit and a signal providing unit;
the control end of the switching unit is used for receiving a control signal;
and the switching unit connects or disconnects the input end of the switching unit with or from the signal output end of the signal providing unit according to the control signal.
2. The FCT testing device according to claim 1, wherein the switching unit comprises a first switching unit; the signal providing unit comprises a first signal output end and a second signal output end;
when the control signal received by the control end of the first switching unit is a first control signal, the first switching unit connects the input end of the first switching unit with the first signal output end according to the first control signal; and when the control signal received by the control end of the first switching unit is a second control signal, the first switching unit connects the input end of the first switching unit with the second signal output end according to the second control signal.
3. The FCT testing device of claim 2, wherein the first switching unit comprises a single pole double throw relay;
the first signal output end is a video signal output end; the second signal output end is a component signal output end.
4. The FCT testing device according to claim 1, wherein the switching unit comprises a second switching unit; the second switching unit comprises a first input end and a second input end; the signal providing unit comprises a third signal output end and a fourth signal output end;
when the control signal received by the control end of the second switching unit is a third control signal, the second switching unit connects the first input end of the second switching unit with the third signal output end according to the third control signal, and connects the second input end of the second switching unit with the fourth signal output end; when the control signal received by the control end of the second switching unit is a fourth control signal, the second switching unit disconnects the first input end of the second switching unit from the third signal output end according to the fourth control signal, and disconnects the second input end of the second switching unit from the fourth signal output end.
5. The FCT testing device of claim 4, wherein the second switching unit comprises a double-pole single-throw normally open relay; the third signal output end is a first network signal output end; the fourth signal output end is a second network signal output end.
6. The FCT test apparatus according to claim 1, wherein the signal providing unit comprises a fifth signal output terminal, a sixth signal output terminal, a seventh signal output terminal, and an eighth signal output terminal, and the switching unit comprises a third switching unit; the third switching unit comprises a third input end and a fourth input end;
when the control signal received by the control end of the third switching unit is a fifth control signal, the third switching unit connects the third input end of the third switching unit with the fifth signal output end according to the fifth control signal, and connects the fourth input end of the third switching unit with the sixth signal output end; when the control signal received by the control end of the third switching unit is a sixth control signal, the third switching unit connects the third input end of the third switching unit with the seventh signal output end according to the sixth control signal, and connects the fourth input end of the third switching unit with the eighth signal output end.
7. The FCT testing device of claim 6, wherein the third switching unit comprises a double pole double throw relay;
the fifth signal output end is an earphone accompanying sound left sound channel output end;
the sixth signal output end is an earphone accompanying sound right sound channel output end;
the seventh signal output end is a coaxial optical fiber decoding left sound channel output end;
and the eighth signal output end is a coaxial optical fiber decoding right sound channel output end.
8. The FCT testing apparatus of claim 7, wherein the signal providing unit further comprises a coaxial fiber optic decoder;
and the output end of the coaxial optical fiber decoder is respectively connected with the seventh signal output end and the eighth signal output end.
9. The FCT testing device of claim 1, wherein the switching unit is disposed at ground.
10. An FCT test system, comprising: a control unit and at least one FCT testing device according to any of claims 1-9;
the FCT testing device is connected with the control unit.
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|---|---|---|---|
| CN201920405296.3U CN210123464U (en) | 2019-03-27 | 2019-03-27 | FCT testing arrangement and system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920405296.3U CN210123464U (en) | 2019-03-27 | 2019-03-27 | FCT testing arrangement and system |
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| CN210123464U true CN210123464U (en) | 2020-03-03 |
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| CN201920405296.3U Expired - Fee Related CN210123464U (en) | 2019-03-27 | 2019-03-27 | FCT testing arrangement and system |
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| CN (1) | CN210123464U (en) |
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