From 6acef0f4c985df44c6a89b5dd50910ee4be81d51 Mon Sep 17 00:00:00 2001 From: Harald Welte Date: Sun, 2 Jul 2023 12:47:27 +0200 Subject: [PATCH] pathloss: Add sample spreadsheet --- pathloss/README.md | 6 + pathloss/pathloss.gnumeric | 3461 ++++++++++++++++++++++++++++++++++++ 2 files changed, 3467 insertions(+) create mode 100644 pathloss/pathloss.gnumeric diff --git a/pathloss/README.md b/pathloss/README.md index 4011e68..d401454 100644 --- a/pathloss/README.md +++ b/pathloss/README.md @@ -117,3 +117,9 @@ The function estimates the range (in meters) of a RF link according to the Okumu * *path_loss_db*, the maximum permitted loss of your radio signal between transmitter and receiver (in dB) * *bts_ant_m*, the height of the transmitter antenna (in meters) * *ms_ant_m*, the height of the receiver antenna (in meters) + +Example +------- + +An example spreadsheet is provided as `pathloss.gnumeric` in this directory. It was created for +[sysmocom](https://sysmocom.de/) to estimate the range of a variety of cellular base station products. diff --git a/pathloss/pathloss.gnumeric b/pathloss/pathloss.gnumeric new file mode 100644 index 0000000..1b7db5d --- /dev/null +++ b/pathloss/pathloss.gnumeric @@ -0,0 +1,3461 @@ + + + + + + WorkbookView::show_horizontal_scrollbar + TRUE + + + WorkbookView::show_vertical_scrollbar + TRUE + + + WorkbookView::show_notebook_tabs + TRUE + + + WorkbookView::do_auto_completion + TRUE + + + WorkbookView::is_protected + FALSE + + + + + 2018-06-28T09:59:34Z + sysmocom - s.f.m.c. GmbH + GSM Path Loss + 2016-05-23T16:22:45Z + Harald Welte + 2016-05-24T06:37:29Z + + + + + Parameters + sysmoBTS 2100 + sysmoBTS 2050 + sysmoBTS 1020 + sysmoBTS 1002 + sysmoBTS 1100 + Antenna + + + + + Parameters + 10 + 36 + 1 + + + Print_Area + #"#REF!" + A1 + + + Sheet_Title + "Parameters" + A1 + + + + + + + + + + + + + + + + + + + + + + d_then_r + landscape + + + iso_a4 + file:///home/laforge/pathloss_param.pdf + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + Downlink + Uplink + Transmitter Characteristics + Transmitter power + 0 + W + 2 + W + for 1800: 1W Uplink + 0 + dBm + =10*log10(I3/0.001) + dBm + Frequency + 932.5 + Mhz + 897.5 + Mhz + for 1800: 1842.5 / 1747.5 + Tx antenna gain + 0 + dBi + 0 + dBi + Tx cable loss + 1 + dB + 0 + dB + Tx body loss + 0 + dB + 2 + dB + Duplexer loss + 1 + dB + 0 + dB + Transmitter EIRP + =G4+G6-sum(G7:G9) + dBm + + dBm + Receiver Characteristics + Rx antenna gain + =I6 + dBi + =G6 + dBi + Rx sensitivity + -102 + dBm + -108 + dB + Rx cable loss + 0 + dB + =G7 + dB + Rx body loss + =I8 + dB + + dB + Total receiver gain + =-1*(G13-G12+G14+G15) + dB + + dB + System gain + =G10+G16 + dB + + dB + Margin + Coverage probability (cell edge) + 0.90000000000000002 + 0.90000000000000002 + Shadow fading std. 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