Carlos Honorio Henriquez Ojeda

9 Questions 6 Answers 0 Followers

Questions related from Carlos Honorio Henriquez Ojeda

Does anyone have experience with Antennas reception?

I'm a little confused about antennas receptions. All parameters that give datasheet are about transmission (gain, VSWR, HPBW) or at last I interpreted that parameters in that way. What should I...

08 August 2014 2,796 14 View

What is the best statistical method to display RSSI data?

I was thinking to compute the arithmetic mean and the standard deviation from RSSI data accumulated over time. This works when sensors are still but when moving the mean is not very...

08 August 2014 793 3 View

How to deploy sensors that are attached onto a metal barrier?

I need to deploy a set of sensors in radio communication frequencies (it can be in 2.4 GHz, 915 MHz or whatever else you consider suitable) that attaches onto a metal barrier like a big shovel....

07 July 2014 5,370 4 View

Can anyone help with CSMA/CA with cloning MAC address issues?

Suppose that I have one node that is associated with 2 AP that have the same BSSID (MAC address) and the two AP are transmitting data to the STA simultaneously (downlink), and they 1m far away...

06 June 2014 3,313 4 View

Why is there no research about multipath in 802.11 infrastructure mode?

What is the main reason why researchers explore multipath in 802.11 in ad-hoc mode and reject infrastructure mode? If you know about some papers talking multipath in infrastructure, let me know.

03 March 2014 6,107 0 View

Research on Wi-Fi handover results?

I'm searching for an extensive research that measures the handover delay when a station changes from one access point to another considering that they belong to the same ESS (Extended Service...

01 January 2014 8,551 0 View

Is it possible to do a pre-association Wi-Fi?

I wanted to know if it is possible to do a pre-association of a station with a new AP that is not discovered yet through the scanning process, but the station is currently associated with an old...

01 January 2014 9,786 7 View

CSMA/CA and Hidden node problem with duplicated MAC address

I have a setup in which 2 AP shares the same BSSID (MAC address) so the mobile station (MS) detect only one AP but the truth is that the MS can associate with the 2 AP simultaneously, the MS...

12 December 2013 2,784 1 View

Will a WNIC get an ACK in 802.11 MAC when data is encapsulated in UDP protocol?

802.11 MAC provides reliability through ACK, but what happens when you use a connectionless protocol like UDP? Will you get an ACK because of the reliability in 802.11? I don't think so, but I...

11 November 2013 7,109 3 View