Device, differential signal line processing method and differential signal line processing device
A technology of differential signal lines and equipment, which is applied in the field of communication, can solve the problems of unequal length and time delay difference of differential signal lines, and achieve the effect of approximately equal time delay
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Embodiment 1
[0036] In this embodiment a device is provided, figure 1 is a schematic diagram of a device according to an embodiment of the present invention, such as figure 1 As shown, the device includes a first component 12 and a second component 14 , the first component and the second component perform signal transmission through multiple sets of differential signal lines, and the device also includes at least one common mode filter 16 . Each common-mode filter is connected in series between the first component and the second component through a group of differential signal lines, and the group delay of the common-mode filter is used to adjust the time delay of signal transmission on the differential signal line.
[0037] A common-mode filter with a long group delay is connected in series with a short-length differential signal line, and a common-mode filter with a short group delay is connected in series with a long-length differential signal line, that is, different group delays of di...
Embodiment 2
[0061] In this embodiment, a differential signal line processing method is provided, Figure 6 is a flowchart of a differential signal line processing method according to an embodiment of the present invention, such as Figure 6 As shown, the process includes the following steps:
[0062] Step S602, acquiring the lengths of multiple sets of differential signal lines connected between the first component and the second component.
[0063] Step S604, select at least one common-mode filter whose group delay meets a predetermined condition according to the lengths of multiple sets of differential signal lines, wherein each common-mode filter is used to be connected in series between the first component and the second component through a set of differential signal lines respectively. Between components, group delay is used to adjust the delay of signal transmission on the differential signal line.
[0064] A common-mode filter with a long group delay is connected in series with a...
Embodiment 3
[0076] In this embodiment, a differential signal line processing device is also provided, and the differential signal line processing device is used to realize the above-mentioned embodiments and preferred implementation manners, and what has already been described will not be repeated. Although the devices described in the following embodiments are preferably implemented in software, implementations in hardware, or a combination of software and hardware are also possible and contemplated.
[0077] Figure 7 is a structural block diagram of a differential signal line processing device according to an embodiment of the present invention, such as Figure 7 As shown, the device includes: an acquisition module 76 and a selection module 78 .
[0078] The obtaining module 76 is configured to obtain the lengths of multiple sets of differential signal lines connected between the first component and the second component.
[0079] A selection module 78, configured to select at least o...
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