Examples of Communication Systems - Revision history

Guenter at 17:43, 16 January 2025

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Guenter at 11:28, 3 April 2023

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← Older revision		Revision as of 17:43, 16 January 2025
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−	~~<u>~~Notes:~~</u>~~	+	$\text{Notes:}$

	*The basics are no longer treated in detail here,  rather, reference is made to the relevant reference books.		*The basics are no longer treated in detail here,  rather, reference is made to the relevant reference books.

@@ Line 5: / Line 5: @@
 Here are some keywords from the book contents:
-# $\rm ISDN$&nbsp; $($"$\rm I$ntegrated $\rm S$ervices $\rm D$igital $\rm N$etwork"$)$:&nbsp; Objectives & characteristics,&nbsp; Services & features,&nbsp; Basic access & primary multiplex access,&nbsp; Broadband ISDN.
+# $\rm ISDN$&nbsp; $($&raquo;$\rm I$ntegrated $\rm S$ervices $\rm D$igital $\rm N$etwork&laquo;$)$:&nbsp; Objectives & characteristics,&nbsp; services & features,&nbsp; basic access & primary multiplex access,&nbsp; broadband ISDN;
-# $\rm xDSL$&nbsp; $($"$\rm D$igital $\rm S$ubscriber $\rm L$ine"$)$:&nbsp; Historical development and standardizations,&nbsp; Reference model,&nbsp; ADSL, VDSL and HDSL,&nbsp; WAM and DMT realization.
+# $\rm xDSL$&nbsp; $($&raquo;$\rm D$igital $\rm S$ubscriber $\rm L$ine&laquo;$)$:&nbsp;&nbsp; Historical development and standardizations,&nbsp; reference model,&nbsp; ADSL, VDSL and HDSL,&nbsp; WAM and DMT realization.
-# $\rm GSM$&nbsp; $($"Global System for Mobile Communications"$)$:&nbsp; Second generation mobile communications system,&nbsp; based on FDMA,&nbsp; TDMA and GMSK.&nbsp; Speech coding.
+# $\rm GSM$&nbsp; $($&raquo;$\rm G$lobal $\rm S$ystem for $\rm M$obile Communications&laquo;$)$:&nbsp; Second generation mobile communications system&nbsp; based on FDMA,&nbsp; TDMA and GMSK,&nbsp; speech coding.
-# $\rm UMTS$&nbsp; $($"$\rm U$niversal&nbsp; $\rm M$obile&nbsp; $\rm T$elecommunications&nbsp; $\rm S$ystem"$)$:&nbsp; Third-generation mobile communications system,&nbsp;based on CDMA.&nbsp; Further development HSPA.
+# $\rm UMTS$&nbsp; $($&raquo;$\rm U$niversal&nbsp; $\rm M$obile&nbsp; $\rm T$elecommunications&nbsp; $\rm S$ystem&laquo;$)$:&nbsp;&nbsp; Third generation mobile communications system&nbsp;based on CDMA,&nbsp; further development HSPA.
@@ Line 15: / Line 15: @@
 *The basics are no longer treated in detail here,&nbsp; rather, reference is made to the relevant reference books.
-*GSM and UMTS also show the transience of technological developments.&nbsp; In some countries, GSM and UMTS are already switched off after a good 20 years.
+*GSM and UMTS also show the transience of technological developments.&nbsp; In some countries,&nbsp; GSM and UMTS are already switched off after a good twenty years.

@@ Line 74: / Line 74: @@
 $(5)$&nbsp; &nbsp; [[LNTwww:General_notes_about_"Examples_of_Communication_Systems"|$\text{Impressum}$]] }}
 <br><br>
-[[LNTwww:Authors#Beispiele_von_Nachrichtensystemen|$\text{Hinweise zu den Autoren und den Materialien, von denen bei der Erstellung des Buches ausgegangen wurde.}$]]
 {{Display}}

@@ Line 7: / Line 7: @@
 # $\rm ISDN$&nbsp; $($"$\rm I$ntegrated $\rm S$ervices $\rm D$igital $\rm N$etwork"$)$:&nbsp; Objectives & characteristics,&nbsp; Services & features,&nbsp; Basic access & primary multiplex access,&nbsp; Broadband ISDN.
 # $\rm xDSL$&nbsp; $($"$\rm D$igital $\rm S$ubscriber $\rm L$ine"$)$:&nbsp; Historical development and standardizations,&nbsp; Reference model,&nbsp; ADSL, VDSL and HDSL,&nbsp; WAM and DMT realization.
-# $\rm GSM$&nbsp; $($"Global System for Mobile Communications"$)$:&nbsp; Second generation mobile communications system,&nbsp; based on FDMA,&nbsp; TDMA and GMSK.&nbsp; Voice '''KORREKTUR: Speech''' coding.
+# $\rm GSM$&nbsp; $($"Global System for Mobile Communications"$)$:&nbsp; Second generation mobile communications system,&nbsp; based on FDMA,&nbsp; TDMA and GMSK.&nbsp; Speech coding.
 # $\rm UMTS$&nbsp; $($"$\rm U$niversal&nbsp; $\rm M$obile&nbsp; $\rm T$elecommunications&nbsp; $\rm S$ystem"$)$:&nbsp; Third-generation mobile communications system,&nbsp;based on CDMA.&nbsp; Further development HSPA.

@@ Line 7: / Line 7: @@
 # $\rm ISDN$&nbsp; $($"$\rm I$ntegrated $\rm S$ervices $\rm D$igital $\rm N$etwork"$)$:&nbsp; Objectives & characteristics,&nbsp; Services & features,&nbsp; Basic access & primary multiplex access,&nbsp; Broadband ISDN.
 # $\rm xDSL$&nbsp; $($"$\rm D$igital $\rm S$ubscriber $\rm L$ine"$)$:&nbsp; Historical development and standardizations,&nbsp; Reference model,&nbsp; ADSL, VDSL and HDSL,&nbsp; WAM and DMT realization.
-# $\rm GSM$&nbsp; $($"Global System for Mobile Communications"$)$:&nbsp; Second generation mobile communications system,&nbsp; based on FDMA,&nbsp; TDMA and GMSK.&nbsp; Voice coding.
+# $\rm GSM$&nbsp; $($"Global System for Mobile Communications"$)$:&nbsp; Second generation mobile communications system,&nbsp; based on FDMA,&nbsp; TDMA and GMSK.&nbsp; Voice '''KORREKTUR: Speech''' coding.
 # $\rm UMTS$&nbsp; $($"$\rm U$niversal&nbsp; $\rm M$obile&nbsp; $\rm T$elecommunications&nbsp; $\rm S$ystem"$)$:&nbsp; Third-generation mobile communications system,&nbsp;based on CDMA.&nbsp; Further development HSPA.

@@ Line 70: / Line 70: @@
 {{BlaueBox|TEXT=
-$(4)$&nbsp; &nbsp; [[LNTwww:Bibliography_to_"Examples_of_Communication_Systems"|$\text{Bibliography for the book}$]]
+$(4)$&nbsp; &nbsp; [[LNTwww:Bibliography_to_"Examples_of_Communication_Systems"|$\text{Bibliography}$]]
-$(5)$&nbsp; &nbsp; [[LNTwww:General_notes_about_"Examples_of_Communication_Systems"|$\text{General notes about the book}$]] &nbsp; $($authors,&nbsp; other participants,&nbsp; materials as a starting point for the book,&nbsp; references$)$}}
+$(5)$&nbsp; &nbsp; [[LNTwww:General_notes_about_"Examples_of_Communication_Systems"|$\text{Impressum}$]] &nbsp; $($authors,&nbsp; other participants,&nbsp; materials as a starting point for the book,&nbsp; references$)$}}
 <br><br>
 [[LNTwww:Authors#Beispiele_von_Nachrichtensystemen|$\text{Hinweise zu den Autoren und den Materialien, von denen bei der Erstellung des Buches ausgegangen wurde.}$]]
 {{Display}}

@@ Line 1: / Line 1: @@
 ===Brief summary===
-{{BlaueBox|TEXT=
+{{BlueBox|TEXT=In the last book of our&nbsp; &raquo;e-learning series&nbsp; $\rm LNTwww$&laquo;&nbsp; it is shown by&nbsp; &raquo;'''realized and in their time commercially successful messaging systems'''&laquo;&nbsp; that the theoretical foundations of the previous eight books are quite relevant for practice.
-Here first a&nbsp; &raquo;'''content overview'''&laquo;&nbsp; on the basis of the&nbsp; &raquo;'''four main chapters'''&laquo;&nbsp; with a total of&nbsp; &raquo;'''17 individual chapters&laquo;''':}}
+Here are some keywords from the book contents:

@@ Line 20: / Line 20: @@
 |submenu=
 *[[/General Description of DSL/]]
-*[[/xDSL_Systems/]]
+*[[/xDSL Systems/]]
 *[[/xDSL as Transmission Technology/]]
 *[[/Methods to Reduce the Bit Error Rate in DSL/]]