Diffstat (limited to 'data/db.yaml')
1 files changed, 17 insertions, 14 deletions
diff --git a/data/db.yaml b/data/db.yaml
index f25f7cd..b2d4e1f 100644
@@ -7,7 +7,9 @@
name: Channel access
- description: Basic method for channel access
+ description: >
+ Basic method for channel access, that is how sender and/or receiver
+ decide who is allowed to access the medium.
@@ -41,17 +43,17 @@ features:
MAC relies on upper layers to transmit packet to out-of-range
- description: MAC transports data through multiple hops
+ description: MAC transports data through multiple hops.
# bluetooth for example?
- description: Star
+ description: Star topology with a single, central gateway.
@@ -70,9 +72,10 @@ features:
name: Time model
- description: Discrete and synchronized
+ description: Discrete time, which usually requires some form of time synchronization.
+ description: Continuous time without synchronization.
name: Powersave mechanisms
@@ -83,15 +86,17 @@ features:
+ description: Mechanisms employed that increase transmission reliability.
# unreliable is default
- description: Packets will be acked/nacked and retransmitted
+ description: Packets will be acked/nacked by the receiver and retransmitted in case of an error.
name: Channel hopping
- description: ""
+ description: Radio channels are switched frequently in pseudorandom fashion, avoiding collisions and jamming.
name: Error correcting codes
+ description: Telegrams contain redundant information allowing recovery of (some) corrupted bits.
@@ -108,8 +113,10 @@ features:
name: Channel usage
+ description: Only a single radio channel is used.
+ description: Multiple radio channels are used.
@@ -140,7 +147,7 @@ features:
Supports joining and leaving of stations in an ad-hoc fashion.
- Stations move around.
+ Stations may move around.
# XXX figure out where to put these
@@ -824,8 +831,8 @@ algos:
related: [leach, pact, smacs, psaloha, csma, smac]
- # no ref available?
- # paper at: http://www.ejse.org/Archives/Fulltext/2009/Special/2009SP4.pdf
+ longname: Backoff Preamble MAC
+ ref: [bpmac]
longname: Backoff Preamble Sequential MAC
@@ -1334,10 +1341,6 @@ algos:
- name: RL-MAC
- longname: Reinforced learning MAC
- ref: [rlmac]
longname: priority-based quality-of-service MAC