Mobile Communications - Revision history

Maintenance script: Add German interlanguage link

2026-03-16T12:27:58Z

Add German interlanguage link

← Older revision		Revision as of 14:27, 16 March 2026
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	{{Display}}		{{Display}}
			[[de:Mobile_Kommunikation]]

Maintenance script: Update domain links: en.lntwww.de → en.lntwww.lnt.ei.tum.de, www.lntwww.de → lntwww.lnt.ei.tum.de

2026-03-16T11:09:44Z

Update domain links: en.lntwww.de → en.lntwww.lnt.ei.tum.de, www.lntwww.de → lntwww.lnt.ei.tum.de

← Older revision		Revision as of 13:09, 16 March 2026
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	In addition to these theory pages,  we also offer exercises and multimedia modules on this topic,  which could help to clarify the teaching material:		In addition to these theory pages,  we also offer exercises and multimedia modules on this topic,  which could help to clarify the teaching material:

	$(1)$    [https://en.lntwww.de/Category:Mobile_Communications:_Exercises $\text{Exercises}$]		$(1)$    [https://en.lntwww.lnt.ei.tum.de/Category:Mobile_Communications:_Exercises $\text{Exercises}$]

	$(2)$    [[LNTwww:Learning_Videos_to_"Mobile_Communications"\|$\text{Learning videos}$]]		$(2)$    [[LNTwww:Learning_Videos_to_"Mobile_Communications"\|$\text{Learning videos}$]]

Guenter at 11:27, 3 April 2023

2023-04-03T11:27:10Z

← Older revision		Revision as of 13:27, 3 April 2023
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	===Brief summary===		===Brief summary===

	{{BlueBox\|TEXT=The book  »Mobile Communication«  deals with the essential differences compared to systems for the fixed network,  when transmitters and/or receivers are moving.  Thus, ~~impulse '''KORREKTUR:~~ intersymbol~~'''~~ interference is not caused by frequency dependence of the medium »electrical line« or »optical fiber»,  but by multipath propagation due to reflections,  resulting in constructive or destructive superpositions of the electromagnetic wave with its echoes.  Here are some of the topics covered:		{{BlueBox\|TEXT=The book  »Mobile Communication«  deals with the essential differences compared to systems for the fixed network,  when transmitters and/or receivers are moving.  Thus,  intersymbol interference is not caused by frequency dependence of the medium »electrical line« or »optical fiber»,  but by multipath propagation due to reflections,  resulting in constructive or destructive superpositions of the electromagnetic wave with its echoes.  Here are some of the topics covered:

	# Time-variant transmission channels:  Distance-dependent attenuation,  shadowing,  Rayleigh fading  $($at line-of-sight$)$,  Rice fading  $($without line-of-sight$)$.		# Time-variant transmission channels:  Distance-dependent attenuation,  shadowing,  Rayleigh fading  $($at line-of-sight$)$,  Rice fading  $($without line-of-sight$)$.

Hwang at 09:44, 31 March 2023

2023-03-31T09:44:05Z

← Older revision		Revision as of 11:44, 31 March 2023
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	===Brief summary===		===Brief summary===

	{{BlueBox\|TEXT=The book  »Mobile Communication«  deals with the essential differences compared to systems for the fixed network,  when transmitters and/or receivers are moving.  Thus, impulse interference is not caused by frequency dependence of the medium »electrical line« or »optical fiber»,  but by multipath propagation due to reflections,  resulting in constructive or destructive superpositions of the electromagnetic wave with its echoes.  Here are some of the topics covered:		{{BlueBox\|TEXT=The book  »Mobile Communication«  deals with the essential differences compared to systems for the fixed network,  when transmitters and/or receivers are moving.  Thus, impulse '''KORREKTUR: intersymbol''' interference is not caused by frequency dependence of the medium »electrical line« or »optical fiber»,  but by multipath propagation due to reflections,  resulting in constructive or destructive superpositions of the electromagnetic wave with its echoes.  Here are some of the topics covered:

	# Time-variant transmission channels:  Distance-dependent attenuation,  shadowing,  Rayleigh fading  $($at line-of-sight$)$,  Rice fading  $($without line-of-sight$)$.		# Time-variant transmission channels:  Distance-dependent attenuation,  shadowing,  Rayleigh fading  $($at line-of-sight$)$,  Rice fading  $($without line-of-sight$)$.

Hwang at 09:43, 31 March 2023

2023-03-31T09:43:41Z

← Older revision		Revision as of 11:43, 31 March 2023
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	*Many of the fundamentals covered in the book  »[[Signal Representation]]«  are still valid.  Differences arise from the radio channel,  which is mostly time-varying.		*Many of the fundamentals covered in the book  »[[Signal Representation]]«  are still valid.  Differences arise from the radio channel,  which is mostly time-varying.

	*More detailed descriptions of second and third generation mobile radio systems  $($GSM,  UMTS$)$  can be found in the book  [[Examples_of_Communication_Systems\|»Examples of ~~communication systems~~»]].		*More detailed descriptions of second and third generation mobile radio systems  $($GSM,  UMTS$)$  can be found in the book  [[Examples_of_Communication_Systems\|»Examples of Communication Systems»]].

	*It should be noted,  however,  that their importance today  $($2023$)$  is no longer very great;  in some countries GSM and UMTS have already been switched off.		*It should be noted,  however,  that their importance today  $($2023$)$  is no longer very great;  in some countries GSM and UMTS have already been switched off.

Guenter at 16:36, 26 March 2023

2023-03-26T16:36:03Z

← Older revision		Revision as of 18:36, 26 March 2023
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	===Brief summary===		===Brief summary===

	{{BlueBox\|TEXT=The book  "Mobile Communication"  deals with the essential differences compared to systems for the fixed network,  when transmitters and/or receivers are moving.  Thus, impulse interference is not caused by frequency dependence of the medium "electrical line" or "optical fiber",  but by multipath propagation due to reflections,  resulting in constructive or destructive superpositions of the electromagnetic wave with its echoes.  Here are some of the topics covered:		{{BlueBox\|TEXT=The book  »Mobile Communication«  deals with the essential differences compared to systems for the fixed network,  when transmitters and/or receivers are moving.  Thus, impulse interference is not caused by frequency dependence of the medium »electrical line« or »optical fiber»,  but by multipath propagation due to reflections,  resulting in constructive or destructive superpositions of the electromagnetic wave with its echoes.  Here are some of the topics covered:

	# Time-variant transmission channels:  Distance-dependent attenuation,  shadowing,  Rayleigh fading  $($at line-of-sight$)$,  Rice fading  $($without line-of-sight$)$.		# Time-variant transmission channels:  Distance-dependent attenuation,  shadowing,  Rayleigh fading  $($at line-of-sight$)$,  Rice fading  $($without line-of-sight$)$.
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	<u>Notes:</u>		<u>Notes:</u>
	*Many of the fundamentals covered in the book  "[[Signal Representation]]"  are still valid.  Differences arise from the radio channel,  which is mostly time-varying.		*Many of the fundamentals covered in the book  »[[Signal Representation]]«  are still valid.  Differences arise from the radio channel,  which is mostly time-varying.

	*More detailed descriptions of second and third generation mobile radio systems  $($GSM,  UMTS$)$  can be found in the book  [[Examples_of_Communication_Systems\|"Examples of communication systems"]].		*More detailed descriptions of second and third generation mobile radio systems  $($GSM,  UMTS$)$  can be found in the book  [[Examples_of_Communication_Systems\|»Examples of communication systems»]].

	*It should be noted,  however,  that their importance today  $($2023$)$  is no longer very great;  in some countries GSM and UMTS have already been switched off.		*It should be noted,  however,  that their importance today  $($2023$)$  is no longer very great;  in some countries GSM and UMTS have already been switched off.
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	<br><br>		<br><br>

	~~In addition to these theory pages, we also offer tasks and multimedia modules that could help to clarify the teaching material:~~
	*[https://en.lntwww.de/Category:Mobile_Communications:_Exercises $\text{Exercises}$]
	*[[LNTwww:Learning_Videos_to_"Mobile_Communications"\|$\text{Learning videos}$]]
	*[[LNTwww:Applets_to_"Mobile_Communications"\|$\text{Applets}$]]


	~~<br><br>~~
	~~$\text{Other Links:}$~~
	~~<br><br>~~
	~~$(1)$    [[LNTwww:Bibliography_to_Mobile_Communikations\|$\text{Bibliography to the book}$]]~~

	$(2)$    [[LNTwww:General_notes_about_Mobile_Communications\|$\text{General notes about the book}$]]   (authors,  other participants,  materials as a starting point for the book,  list of sources)
	~~<br><br>~~

	{{Display}}		{{Display}}

Guenter at 12:23, 23 March 2023

2023-03-23T12:23:26Z

← Older revision		Revision as of 14:23, 23 March 2023
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	*More detailed descriptions of second and third generation mobile radio systems  $($GSM,  UMTS$)$  can be found in the book  [[Examples_of_Communication_Systems\|"Examples of communication systems"]].		*More detailed descriptions of second and third generation mobile radio systems  $($GSM,  UMTS$)$  can be found in the book  [[Examples_of_Communication_Systems\|"Examples of communication systems"]].

			*It should be noted,  however,  that their importance today  $($2023$)$  is no longer very great;  in some countries GSM and UMTS have already been switched off.

Guenter at 14:06, 22 March 2023

2023-03-22T14:06:41Z

← Older revision		Revision as of 16:06, 22 March 2023
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	{{BlaueBox\|TEXT=		{{BlaueBox\|TEXT=
	$(4)$    [[LNTwww:Bibliography_to_"~~Digital_Signal_Transmission~~"\|$\text{Bibliography}$]]		$(4)$    [[LNTwww:Bibliography_to_"Mobile_Communications"\|$\text{Bibliography}$]]

	$(5)$    [[LNTwww:Imprint_for_the_book_"Mobile_Communications"\|$\text{Impressum}$]]}}		$(5)$    [[LNTwww:Imprint_for_the_book_"Mobile_Communications"\|$\text{Impressum}$]]}}

Guenter at 14:05, 22 March 2023

2023-03-22T14:05:09Z

← Older revision		Revision as of 16:05, 22 March 2023
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	$(4)$    [[LNTwww:Bibliography_to_"Digital_Signal_Transmission"\|$\text{Bibliography}$]]		$(4)$    [[LNTwww:Bibliography_to_"Digital_Signal_Transmission"\|$\text{Bibliography}$]]

	$(5)$    [[LNTwww:Imprint_for_the_book_"~~Digital_Signal_Transmission~~"\|$\text{Impressum}$]]}}		$(5)$    [[LNTwww:Imprint_for_the_book_"Mobile_Communications"\|$\text{Impressum}$]]}}
	<br><br>		<br><br>

Guenter at 14:01, 22 March 2023

2023-03-22T14:01:37Z

← Older revision		Revision as of 16:01, 22 March 2023
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	}}		}}
	{{Collapsible-Fuß}}		{{Collapsible-Fuß}}

			===Exercises and multimedia===
	{{BlaueBox\|TEXT=		{{BlaueBox\|TEXT=
	In addition to these theory pages,  we also offer exercises and multimedia modules on this topic,  which could help to clarify the teaching material:		In addition to these theory pages,  we also offer exercises and multimedia modules on this topic,  which could help to clarify the teaching material:

	$(1)$    [https://en.lntwww.de/Category:~~Digital_Signal_Transmission~~:_Exercises $\text{Exercises}$]		$(1)$    [https://en.lntwww.de/Category:Mobile_Communications:_Exercises $\text{Exercises}$]

	$(2)$    [[LNTwww:Learning_Videos_to_"~~Digital_Signal_Transmission~~"\|$\text{Learning videos}$]]		$(2)$    [[LNTwww:Learning_Videos_to_"Mobile_Communications"\|$\text{Learning videos}$]]

	$(3)$    [[LNTwww:Applets_to_"~~Digital_Signal_Transmission~~"\|$\text{Applets}$]] }}		$(3)$    [[LNTwww:Applets_to_"Mobile_Communications"\|$\text{Applets}$]] }}

← Older revision		Revision as of 16:06, 22 March 2023
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	{{BlaueBox\|TEXT=		{{BlaueBox\|TEXT=
	$(4)$    [[LNTwww:Bibliography_to_"~~Digital_Signal_Transmission~~"\|$\text{Bibliography}$]]		$(4)$    [[LNTwww:Bibliography_to_"Mobile_Communications"\|$\text{Bibliography}$]]

	$(5)$    [[LNTwww:Imprint_for_the_book_"Mobile_Communications"\|$\text{Impressum}$]]}}		$(5)$    [[LNTwww:Imprint_for_the_book_"Mobile_Communications"\|$\text{Impressum}$]]}}