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SK202 User manual                                                                                                           

Figure 7.

 

 

5.    Environment constraints

For the RF waves to propagate correctly from one module to the other, care must 

be taken not to introduce any metallic obstacle in a Keep Out Area (KOA), in green 
on the figures below. This KOA is a parallelepiped of 22 mm width and
The length being the distance between the antennae, usually 30 mm.
 

Moreover,  a  Safe  Area  has  been  defined,  in  orange  on  the  figures  below.  The 

elements  present  in  this  area  may  have  an  impact  on  the  millimeter  waves 
propagation. 

This Safe  Area is  a parallelepiped of 60  mm  width and height. The length being 

the distance between the antennae, usually 

In  case  an  electronic  component,  a  metal  part,  a  fastener,  a  screw,  some  metal 

paint  or  any  sort  of  reflective  surface  resides  in  this  volu
analyzed. 

Figure 8.

 

 

In case a metallic casing is to be used around the modules, it is mandatory to 

insert an opening for the millimeter waves to propagate. This opening may be filled 

   

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Iperf3 test Schematic diagram with RJ45 cable 

Environment constraints 

For the RF waves to propagate correctly from one module to the other, care must 

be taken not to introduce any metallic obstacle in a Keep Out Area (KOA), in green 
on the figures below. This KOA is a parallelepiped of 22 mm width and 9 mm height. 
The length being the distance between the antennae, usually 30 mm. 

Moreover,  a  Safe  Area  has  been  defined,  in  orange  on  the  figures  below.  The 

elements  present  in  this  area  may  have  an  impact  on  the  millimeter  waves 

ea is  a parallelepiped of 60  mm  width and height. The length being 

the distance between the antennae, usually 20 mm. 

In  case  an  electronic  component,  a  metal  part,  a  fastener,  a  screw,  some  metal 

paint  or  any  sort  of  reflective  surface  resides  in  this  volume,  its  impact  must  be 

 

Keep Out Area (Green) and Safe Area (Orange) 

In case a metallic casing is to be used around the modules, it is mandatory to 

insert an opening for the millimeter waves to propagate. This opening may be filled 

                                                                                                                                                 

 

For the RF waves to propagate correctly from one module to the other, care must 

be taken not to introduce any metallic obstacle in a Keep Out Area (KOA), in green 

9 mm height. 

Moreover,  a  Safe  Area  has  been  defined,  in  orange  on  the  figures  below.  The 

elements  present  in  this  area  may  have  an  impact  on  the  millimeter  waves 

ea is  a parallelepiped of 60  mm  width and height. The length being 

In  case  an  electronic  component,  a  metal  part,  a  fastener,  a  screw,  some  metal 

me,  its  impact  must  be 

 

In case a metallic casing is to be used around the modules, it is mandatory to 

insert an opening for the millimeter waves to propagate. This opening may be filled 

Содержание SK202A

Страница 1: ...Ethernet replacing note is that both SK202 modules must at the same speed mode as described in section 3 of this document Schematic diagram of using SK202 to connect IP camera SK202 only needs to be connected to the network and power supply but it should be noted that the network negotiation rate of the PC side and the router side are the same If the PC side is a gigabit network the rate automatic...

Страница 2: ...or the SK202A and SK202B to communicate they must operate at the same speed The Green LED on the RJ45 connector of blinks when a 1Gbps communication is established between the local The Orange LEDs blinks when the communication is at 10Mbps The PHYs on the SK202 work independently and each one automatically with the device it is connected to So two independent negotiations take As a consequence if...

Страница 3: ...on is required when the 2 devices do not advertise the same maximum speed capability Alternatively one can introduce a switch operating at the same speed than the slowest device in order to ensure the auto negotiation result will be the same on both sides Auto negotiation result controlled using a switch evaluation method you need to evaluate the impact of SK202 on network transmission it is party...

Страница 4: ...he address as below download php Iperf3 test Schematic diagram with SK202 to connect to the network The network adapters of two PCs Gigabit Ethernet controller IP address of PC A of PC B is set to 192 168 10 3 Please use at least Cat A as a server run command iperf3 server B as client run command iperf3 udp bandwidth 1G client time 100 len 63k 3 will test 100 seconds through UDP protocol with 1G b...

Страница 5: ... below This KOA is a parallelepiped of 22 mm width and 9 mm height The length being the distance between the antennae usually 30 mm Moreover a Safe Area has been defined in orange on the figures below The elements present in this area may have an impact on the millimeter waves ea is a parallelepiped of 60 mm width and height The length being the distance between the antennae usually 20 mm In case ...

Страница 6: ...ness This opening should follow these guidelines The casing must be placed at around 2 7mm from the PCB to ensure a free space of 0 8mm between the Horn antennae body and the ABS housing opening should be minimum 22 mm long and 9 mm wide centered on the 2 antennae but it can be enlarged Should the casing be placed further than 2 7mm from the PCB the opening dimensions will have to be adjusted to p...

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