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- |Untermenü=Binary Block Codes for Channel Coding == Channel coding theorem and channel capacity ==27 KB (4,255 words) - 12:12, 22 November 2022
- Untermenü=Binary Block Codes for Channel Coding |Nächste Seite=Channel Models and Decision Structures37 KB (5,753 words) - 18:26, 18 November 2022
- |Vorherige Seite=Reed-Solomon Decoding for the Erasure Channel ...Channel"]] we consider a transmission system with Reed–Solomon coding characterized by the two code parameters $n=2^m-1$ and $k46 KB (6,739 words) - 13:43, 24 November 2022
- |Nächste Seite=Error Correction According to Reed-Solomon Coding ...des#Decoding_at_the_Binary_Erasure_Channel|"Decoding at the Binary Erasure Channel"]] chapter we showed for the binary block codes, which calculat14 KB (1,978 words) - 12:36, 24 November 2022
- ...lias $\text{Peter Elias}$] [Eli55]<ref name='Eli55'>Elias, P.: Coding for Noisy Channels. In: IRE Conv. Rec. Part 4, pp. 37-47, 1955. ...R algorithm}$]], which can process reliability information about the channel ⇒ "soft decision input" and provide reliability in17 KB (2,604 words) - 18:02, 7 December 2022
- |Untermenü=Binary Block Codes for Channel Coding == AWGN channel at binary input ==28 KB (4,385 words) - 18:57, 21 November 2022
- ...=»'''Channel Coding'''« $($or »Error-Control Coding«$)$ includes both, »Error Detection« as *which first enables digital signal transmission when the channel is bad $($small SNR$)$ 5 KB (594 words) - 19:17, 26 March 2023
- #REDIRECT [[Channel Coding/Extension Field]]44 bytes (5 words) - 17:29, 13 October 2020
- 28 KB (3,999 words) - 18:10, 23 November 2022
- == Binary Symmetric Channel – BSC == ...harte Entscheidung, so kommen wir zum digitalen Modell <i>Binary Symmetric Channel</i> (BSC):<br>27 KB (4,373 words) - 16:21, 28 May 2021
- #REDIRECT [[Channel Coding/Reed-Solomon Decoding for the Erasure Channel]]74 bytes (9 words) - 17:30, 13 October 2020
- #REDIRECT [[Channel Coding/Objective of Channel Coding]]56 bytes (7 words) - 17:25, 13 October 2020
- #REDIRECT [[Channel Coding/Error Correction According to Reed-Solomon Coding]]78 bytes (9 words) - 17:30, 13 October 2020
- #REDIRECT [[Channel Coding/Channel Models and Decision Structures]]67 bytes (8 words) - 17:26, 13 October 2020
- #REDIRECT [[Channel Coding/Error Probability and Areas of Application]]71 bytes (9 words) - 17:31, 13 October 2020
- #REDIRECT [[Channel Coding/Examples of Binary Block Codes]]59 bytes (8 words) - 17:26, 13 October 2020
- #REDIRECT [[Channel Coding/Basics of Convolutional Coding]]59 bytes (7 words) - 17:32, 13 October 2020
- #REDIRECT [[Channel Coding/Decoding of Linear Block Codes]]59 bytes (8 words) - 17:27, 13 October 2020
- #REDIRECT [[Channel Coding/Decoding of Convolutional Codes]]60 bytes (7 words) - 17:33, 13 October 2020
- |Vorherige Seite=Information Theoretical Limits of Channel Coding *the error correction of such a code at the »binary ersaure channel« $\rm (BEC)$,21 KB (3,210 words) - 16:09, 19 November 2022
- #REDIRECT [[Channel Coding/Distance Characteristics and Error Probability Barriers]]84 bytes (9 words) - 17:34, 13 October 2020
- #REDIRECT [[Channel Coding/Soft-in Soft-Out Decoder]]53 bytes (6 words) - 17:34, 13 October 2020
- #REDIRECT [[Channel Coding/The Basics of Turbo Codes]]54 bytes (8 words) - 17:35, 13 October 2020
- |Vorherige Seite=Basics of Convolutional Coding # In convolutional coding, on the other hand $\underline{u}$ and $\underline{41 KB (5,999 words) - 19:50, 2 December 2022
- #REDIRECT [[Channel Coding/General Description of Linear Block Codes]]70 bytes (9 words) - 17:26, 13 October 2020
- #REDIRECT [[Channel Coding/Algebraic and Polynomial Description]]65 bytes (7 words) - 17:33, 13 October 2020
- A significant advantage of convolutional coding is that there is a very efficient decoding method for this in the form of t ..._Structures#Binary_Symmetric_Channel_.E2.80.93_BSC|$\text{Binary Symmetric Channel}$]] $\rm (BSC)$ holds $y_i ∈ \{0, 1\}$, so t43 KB (6,415 words) - 16:53, 23 January 2023
- #REDIRECT [[Channel Coding/Limits for Block Error Probability]]63 bytes (8 words) - 17:27, 13 October 2020
- #REDIRECT [[Channel Coding/Information Theoretical Limits of Channel Coding]]77 bytes (9 words) - 17:28, 13 October 2020
- #REDIRECT [[Channel Coding/Some Basics of Algebra]]51 bytes (7 words) - 17:28, 13 October 2020
- #REDIRECT [[Channel Coding/The Basics of Product Codes]]56 bytes (8 words) - 17:34, 13 October 2020
- |Untermenü=Binary Block Codes for Channel Coding |Vorherige Seite=Channel Models and Decision Structures25 KB (3,813 words) - 16:42, 23 January 2023
- |Vorherige Seite=Error Correction According to Reed-Solomon Coding |Nächste Seite=Basics of Convolutional Coding17 KB (2,621 words) - 15:51, 13 December 2022
- #REDIRECT [[Channel Coding/Bounds for Block Error Probability]]63 bytes (8 words) - 16:30, 4 August 2022
- |Untermenü=Binary Block Codes for Channel Coding ..._Structures#Binary_Symmetric_Channel_.E2.80.93_BSC|$\text{Binary Symmetric Channel}$]] $\rm (BSC)$. 27 KB (3,891 words) - 18:17, 30 November 2022
- |Untermenü=Binary Block Codes for Channel Coding |Nächste Seite=Information Theoretical Limits of Channel Coding26 KB (3,972 words) - 17:34, 22 November 2022
- #REDIRECT [[Channel Coding/Code Description with State and Trellis Diagram]]76 bytes (10 words) - 17:33, 13 October 2020
- ...uct code with matrix $\mathbf{X}$ is transmitted over a binary channel. 15 KB (2,267 words) - 18:26, 16 January 2023
- The resulting rate of the concatenated coding system is thus $R = 1/4$. ..._v2.png|right|frame|Bit and block error probability of turbo codes at AWGN channel]]30 KB (4,517 words) - 16:58, 23 January 2023
- #REDIRECT [[Channel Coding/Definition and Properties of Reed-Solomon Codes]]76 bytes (9 words) - 17:29, 13 October 2020
- #REDIRECT [[Channel Coding/The Basics of Low-Density Parity Check Codes]]73 bytes (10 words) - 17:35, 13 October 2020
- #REDIRECT [[Channel Coding/Distance Characteristics and Error Probability Boundss]]83 bytes (9 words) - 09:49, 9 November 2022
- #REDIRECT [[Channel Coding/Distance Characteristics and Error Probability Bounds]]82 bytes (9 words) - 09:52, 9 November 2022
- |Untermenü=Binary Block Codes for Channel Coding ...ode is also considered exemplarily in the next sections, because the coding results are well interpretable.<br>37 KB (5,068 words) - 11:32, 22 November 2022
- ..._Decision_Structures#Binary_Erasure_Channel_.E2.80.93_BEC| "Binary Erasure Channel"]]. ...ring is treated by the decoder in the same way as an erasure by the channel.27 KB (4,131 words) - 18:10, 7 December 2022
- # Also diagram $\rm (B)$ omits the color coding. The information bit $u_i = 1$ is now denoted by $U ...p; we proceed as in [Liv10]<ref name='Liv10'>Liva, G.: Channel Coding. Lecture manuscript, Chair of Communications Engineering, TU Munich a34 KB (5,316 words) - 19:24, 20 December 2022
- #REDIRECT [[Channel Coding/Error Probability and Application Areas]]68 bytes (8 words) - 17:18, 1 November 2022
- |Nächste Seite=Reed-Solomon Decoding for the Erasure Channel == Coding principle and code parameters ==30 KB (4,327 words) - 21:46, 23 November 2022
- As can be seen from the graph at the top of the page, these channel log likelihood values $L_{\rm K}(V_i)$ result from the received * Irregular LDPC codes are among the best channel codes ever.28 KB (4,586 words) - 18:10, 20 April 2023
- The last main chapter of the channel coding book describes »'''iterative decoding techniques'''«  *To approach the channel capacity, one needs very long codes.36 KB (5,613 words) - 18:21, 12 January 2023
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- #REDIRECT [[Channel Coding/Information Theoretical Limits of Channel Coding]]77 bytes (9 words) - 17:28, 13 October 2020
- #REDIRECT [[Channel Coding/Objective of Channel Coding]]56 bytes (7 words) - 17:25, 13 October 2020
- #REDIRECT [[Channel Coding/Error Correction According to Reed-Solomon Coding]]78 bytes (9 words) - 17:30, 13 October 2020
- #REDIRECT [[Channel Coding/Basics of Convolutional Coding]]59 bytes (7 words) - 17:32, 13 October 2020
- #REDIRECT [[Channel Coding/Channel Models and Decision Structures]]67 bytes (8 words) - 17:26, 13 October 2020
- #REDIRECT [[Channel Coding/Reed-Solomon Decoding for the Erasure Channel]]74 bytes (9 words) - 17:30, 13 October 2020
- #REDIRECT [[Channel Coding]]28 bytes (3 words) - 14:43, 9 July 2020
- #REDIRECT [[Channel Coding/Erweiterungskörper]]48 bytes (5 words) - 14:43, 9 July 2020
- #REDIRECT [[Channel Coding/Extension Field]]44 bytes (5 words) - 17:29, 13 October 2020
- #REDIRECT [[Channel Coding/Fehlerkorrektur nach Reed–Solomon–Codierung]]76 bytes (8 words) - 14:43, 9 July 2020
- #REDIRECT [[Channel Coding/Soft–in Soft–out Decoder]]57 bytes (8 words) - 14:43, 9 July 2020
- #REDIRECT [[Channel Coding/Fehlerwahrscheinlichkeit und Anwendungsgebiete]]75 bytes (6 words) - 14:43, 9 July 2020
- #REDIRECT [[Channel Coding/Zielsetzung der Kanalcodierung]]59 bytes (6 words) - 14:43, 9 July 2020
- #REDIRECT [[Channel Coding/Grundlagen der Faltungscodierung]]61 bytes (6 words) - 14:43, 9 July 2020
- #REDIRECT [[Channel Coding/Beispiele binärer Blockcodes]]58 bytes (7 words) - 14:43, 9 July 2020
- #REDIRECT [[Channel Coding/Decodierung linearer Blockcodes]]60 bytes (6 words) - 14:43, 9 July 2020
- #REDIRECT [[Channel Coding/Decodierung von Faltungscodes]]58 bytes (6 words) - 14:43, 9 July 2020
- #REDIRECT [[Channel Coding/Some Basics of Algebra]]51 bytes (7 words) - 17:28, 13 October 2020
- #REDIRECT [[Channel Coding/Kanalmodelle und Entscheiderstrukturen]]67 bytes (6 words) - 14:43, 9 July 2020
- #REDIRECT [[Channel Coding/Distanzeigenschaften und Fehlerwahrscheinlichkeitsschranken]]88 bytes (6 words) - 14:43, 9 July 2020
- #REDIRECT [[Channel Coding/Klassifizierung von Signalen]]57 bytes (6 words) - 14:43, 9 July 2020
- #REDIRECT [[Channel Coding/Reed–Solomon–Decodierung beim Auslöschungskanal]]81 bytes (9 words) - 14:43, 9 July 2020
- #REDIRECT [[Channel Coding/Algebraische und polynomische Beschreibung]]71 bytes (7 words) - 14:43, 9 July 2020
- #REDIRECT [[Channel Coding/Allgemeine Beschreibung linearer Blockcodes]]72 bytes (7 words) - 14:43, 9 July 2020
- #REDIRECT [[Channel Coding/Algebraic and Polynomial Description]]65 bytes (7 words) - 17:33, 13 October 2020
- #REDIRECT [[Channel Coding/Grundlegendes zu den Produktcodes]]62 bytes (7 words) - 14:43, 9 July 2020
- #REDIRECT [[Channel Coding/Grundlegendes zu den Turbocodes]]60 bytes (7 words) - 14:43, 9 July 2020
- #REDIRECT [[Channel Coding/Decoding of Convolutional Codes]]60 bytes (7 words) - 17:33, 13 October 2020
- #REDIRECT [[Channel Coding/Informationstheoretische Grenzen der Kanalcodierung]]80 bytes (7 words) - 14:43, 9 July 2020
- #REDIRECT [[Channel Coding/Einige Grundlagen der Algebra]]58 bytes (7 words) - 14:43, 9 July 2020
- #REDIRECT [[Channel Coding/Schranken für die Blockfehlerwahrscheinlichkeit]]77 bytes (8 words) - 14:43, 9 July 2020
- #REDIRECT [[Channel Coding/Examples of Binary Block Codes]]59 bytes (8 words) - 17:26, 13 October 2020
- #REDIRECT [[Channel Coding/Codebeschreibung mit Zustands– und Trellisdiagramm]]81 bytes (8 words) - 14:43, 9 July 2020
- #REDIRECT [[Channel Coding/Decoding of Linear Block Codes]]59 bytes (8 words) - 17:27, 13 October 2020
- #REDIRECT [[Channel Coding/Limits for Block Error Probability]]63 bytes (8 words) - 17:27, 13 October 2020
- #REDIRECT [[Channel Coding/Error Probability and Application Areas]]68 bytes (8 words) - 17:18, 1 November 2022
- #REDIRECT [[Channel Coding/Bounds for Block Error Probability]]63 bytes (8 words) - 16:30, 4 August 2022
- #REDIRECT [[Channel Coding/Definition und Eigenschaften von Reed–Solomon–Codes]]84 bytes (10 words) - 14:43, 9 July 2020
- #REDIRECT [[Channel Coding/The Basics of Product Codes]]56 bytes (8 words) - 17:34, 13 October 2020
- #REDIRECT [[Channel Coding/The Basics of Turbo Codes]]54 bytes (8 words) - 17:35, 13 October 2020
- #REDIRECT [[Channel Coding/Error Probability and Areas of Application]]71 bytes (9 words) - 17:31, 13 October 2020
- #REDIRECT [[Channel Coding/General Description of Linear Block Codes]]70 bytes (9 words) - 17:26, 13 October 2020
- #REDIRECT [[Channel Coding/Grundlegendes zu den Low–density Parity–check Codes]]84 bytes (11 words) - 14:43, 9 July 2020
- #REDIRECT [[Channel Coding/Distance Characteristics and Error Probability Boundss]]83 bytes (9 words) - 09:49, 9 November 2022
- #REDIRECT [[Channel Coding/Code Description with State and Trellis Diagram]]76 bytes (10 words) - 17:33, 13 October 2020
- #REDIRECT [[Channel Coding/Distance Characteristics and Error Probability Bounds]]82 bytes (9 words) - 09:52, 9 November 2022
- #REDIRECT [[Channel Coding/Distance Characteristics and Error Probability Barriers]]84 bytes (9 words) - 17:34, 13 October 2020
- #REDIRECT [[Channel Coding/Definition and Properties of Reed-Solomon Codes]]76 bytes (9 words) - 17:29, 13 October 2020
- #REDIRECT [[Channel Coding/The Basics of Low-Density Parity Check Codes]]73 bytes (10 words) - 17:35, 13 October 2020
- #REDIRECT [[Channel Coding/Soft-in Soft-Out Decoder]]53 bytes (6 words) - 17:34, 13 October 2020
- ...=»'''Channel Coding'''« $($or »Error-Control Coding«$)$ includes both, »Error Detection« as *which first enables digital signal transmission when the channel is bad $($small SNR$)$ 5 KB (594 words) - 19:17, 26 March 2023
- ...continuous-valued sources and his theorems for source and channel coding. Channel codes specifically add redundancy, source codes remove unnecessary redundan ...nto account line coding and intersymbol interference. Finally, <br>digital channel models are discussed. Scope: 3L + 2E.</small></p>5 KB (642 words) - 11:42, 15 March 2022
- # Fundamentals of line coding: Redundancy-free codes, blockwise $($4B3T$)$ and&nb # Digital channel models: Error distance distribution and error correlation function.&n4 KB (527 words) - 11:31, 31 March 2023
- # Source coding and data compression, especially the »Lempel–Ziv&n ...dimensional discrete-value random quantities. Mutual information and channel capacity. Application to digital signal transmission.4 KB (473 words) - 18:50, 31 December 2023
- <h3> <a href=":Category:Channel_Coding:_Exercises">Channel Coding</a> </h3>3 KB (266 words) - 10:12, 8 October 2022
- <h3> <a href=":Category:Channel_Coding:_Exercises">Channel Coding</a> </h3>3 KB (266 words) - 16:05, 9 October 2022
- *Wachter-Zeher, A.: Channel Coding. Vorlesungsmanuskript, Professur für Coding for Communications and Data Storage, TU München, 2017. ...G.B.; Marques, A.G.: A Unified Approach to QoS – Guaranteed Scheduling or Channel-Adaptive Wireless Networks. Proc. IEEE, Vol. 95, No. 12, 2007.3 KB (398 words) - 18:17, 27 July 2023
- |Vorherige Seite=Speech Coding #Speech signals are compressed by speech coding by factor $8$ ⇒ from $104 \ \rm kbit/s$ 16 KB (2,468 words) - 16:10, 20 February 2023
- - DSL/DMT uses convolutional coding. + DSL/DMT uses Reed-Solomon coding.5 KB (751 words) - 19:32, 25 March 2023
- ...bsp; $14.4 \ \rm kbit/s$ for data communication. HSCSD enables channel bundling by combining multiple time slots, as is also used in ISDN.&n ...advantageous for applications with uniform bandwidth, since here the channel does not have to be shared with anyone. Examples include video and image tr17 KB (2,679 words) - 16:14, 20 February 2023
- |Vorherige Seite=Error Correction According to Reed-Solomon Coding |Nächste Seite=Basics of Convolutional Coding17 KB (2,621 words) - 15:51, 13 December 2022
- *Anderson, J.B.; Mohan, S.: Source and Channel Coding. Norwell (Mass.).: Kluwer Academic Publisher, 1990. * Berlekamp, E.R.: Algebraic Coding Theory. Laguna Hills: Aegean Park Press, 1984.5 KB (688 words) - 14:47, 9 July 2020
- #Introduction of an additional shared channel: »'''HS-PDSCH'''«, #use of '''adaptive''' modulation, coding and transmission rate.15 KB (2,250 words) - 19:21, 25 March 2023
- |Untermenü=Binary Block Codes for Channel Coding == Channel coding theorem and channel capacity ==27 KB (4,255 words) - 12:12, 22 November 2022
- *ideal channel equalization, and<br> ...on/Berücksichtigung_von_Kanalverzerrungen_und_Entzerrung|"Consideration of Channel Distortion and Equalization"]]. The two sums in the above equation ta16 KB (2,617 words) - 16:14, 23 January 2023
- |Nächste Seite=Error Correction According to Reed-Solomon Coding ...des#Decoding_at_the_Binary_Erasure_Channel|"Decoding at the Binary Erasure Channel"]] chapter we showed for the binary block codes, which calculat14 KB (1,978 words) - 12:36, 24 November 2022
- ...(DLR), where he is leading the Information Transmission Group, working on coding and modulation for space communication systems and on random access protoco ...niversity of Science and Technology (China). Since 2014 he is lecturer for channel codes with iterative decoding at the Institute for Communications Engineeri6 KB (761 words) - 10:25, 10 November 2021
- *one signaling channel $($"data channel"$)$ with $\text{64 kbit/s}$, *one synchronization channel (also with $\text{64 kbit/s})$, and accordingly12 KB (1,926 words) - 17:05, 23 January 2023
- |Untermenü=Binary Block Codes for Channel Coding ..._Structures#Binary_Symmetric_Channel_.E2.80.93_BSC|$\text{Binary Symmetric Channel}$]] $\rm (BSC)$. 27 KB (3,891 words) - 18:17, 30 November 2022
- |Nächste Seite=The GWSSUS Channel Model == Time-invariant description of the two-way channel==14 KB (2,197 words) - 15:44, 29 January 2023
- ...ed to digital signal transmission, whereby we assume a discrete memoryless channel $\rm (DMC)$ according to the graphic: ...derstrukturen#Binary_Symmetric_Channel_.E2.80.93_BSC|$\text{Binary Erasure Channel}$]] (BEC):42 KB (6,429 words) - 16:10, 28 February 2023
- Principle of channel coding –Hamming & Reed-Solomon codes – Code realization using generato3 KB (415 words) - 00:16, 23 March 2023
- |Untermenü=Source Coding - Data Compression ...Information Theory is applied, for example, in the »'''Source coding'''« of digital (i.e. discrete and discrete-time) message30 KB (4,551 words) - 17:18, 19 February 2023
- *Elias, P.: Error–free Coding. In: Transactions of Information Theory, PGIT-4, S. 29-37, 1954. *Elias, P.: Coding for Noisy Channels. In: IRE Conv. Rec. Part 4,S. 37-47, 1955.8 KB (1,075 words) - 18:13, 19 July 2023
- |Untermenü=Binary Block Codes for Channel Coding == AWGN channel at binary input ==28 KB (4,385 words) - 18:57, 21 November 2022
- ...n functional units« $($source, transmitter, channel, receiver, sink$)$ of such a system, and finally ...urce signal« $q(t)$, which shall be transmitted over the channel to the spatially distant sink. The source can be for example a comput17 KB (2,614 words) - 19:56, 6 June 2023
- |Untermenü=Binary Block Codes for Channel Coding |Nächste Seite=Information Theoretical Limits of Channel Coding26 KB (3,972 words) - 17:34, 22 November 2022
- ...the digital transmitted signal to the characteristics of the transmission channel is achieved through the targeted addition of redundancy. In detail,&n # the »redundancy-free coding« which leads to a non-binary transmitted signal,28 KB (4,566 words) - 16:53, 23 March 2023
- *Jayant, N.S.; Noll, P.: Digital Coding of Waveforms. Englewood Cliffs, New Jersey: Prentice Hall, 1984. *Johannesson, R.; Zigangirov, K. Sh.: Fundamentals of Convolutional Coding. IEEE Press, New York, 1999.6 KB (801 words) - 18:16, 27 July 2023
- Untermenü=Binary Block Codes for Channel Coding |Nächste Seite=Channel Models and Decision Structures37 KB (5,753 words) - 18:26, 18 November 2022
- *Anderson, J.B.; Mohan, S.: Source and Channel Coding. Norwell (Mass.).: Kluwer Academic Publisher, 1990. * Berlekamp, E.R.: Algebraic Coding Theory. Laguna Hills: Aegean Park Press, 1984.7 KB (973 words) - 18:05, 19 July 2023
- ==Various speech coding methods== ...s for the GSM radio channel. It is based on "Linear Predictive Coding" $\rm (LPC)$ in conjunction with "Long Term Prediction"&n30 KB (4,749 words) - 16:06, 20 February 2023
- ...sion Multiple Access"), since here all participants use the same frequency channel.<br> ...o;'''Intracell interference'''« occurs when the same frequency channel is used by several users within the same cell. In the shown example,25 KB (4,044 words) - 16:28, 7 February 2023
- == Symbolwise coding vs. blockwise coding == In transmission coding, a distinction is made between two fundamentally different methods:26 KB (4,161 words) - 16:01, 23 January 2023
- |Untermenü=Binary Block Codes for Channel Coding |Vorherige Seite=Channel Models and Decision Structures25 KB (3,813 words) - 16:42, 23 January 2023
- |Vorherige Seite=AWGN Channel Capacity for Continuous Input ...N_Inf_T_4_3_S1a.png|right|frame|Two largely equivalent models for the AWGN channel<br><br><br><br>]]37 KB (5,856 words) - 16:28, 28 February 2023
- The last main chapter of the channel coding book describes »'''iterative decoding techniques'''«  *To approach the channel capacity, one needs very long codes.36 KB (5,613 words) - 18:21, 12 January 2023
- In '''block coding''' each sequence of $m_q$ binary source symbols $(M The best known block code for transmission coding is the '''4B3T code''' with the code parameters14 KB (2,235 words) - 17:19, 24 August 2022
- *Richardson, T.; Urbanke, R.: Modern Coding Theory. Cambridge University Press, 2008. *Roth, R. M.: Introduction to Coding Theory. Cambridge University Press, 2006.7 KB (970 words) - 18:44, 19 July 2023
- |Untermenü=Digital Channel Models |Nächste Seite=Binary Symmetric Channel (BSC)22 KB (3,417 words) - 14:01, 19 October 2022
- In symbolwise coding, each incoming source symbol $q_\nu$ generates an encoder Typical for symbolwise coding is that15 KB (2,474 words) - 00:47, 23 March 2023
- ...divided by time division multiplexing $\rm (TDMA)$. Each FDMA channel is divided into TDMA frames, which each comprise $N_{\rm T} = 8$  ...y the rate $R_{\rm net} = 22.8 \ \rm kbit/s$. Without channel coding, the data rate would be only $13 \ \rm kbit/s$.<br>17 KB (2,642 words) - 18:41, 20 February 2023
- ...lias $\text{Peter Elias}$] [Eli55]<ref name='Eli55'>Elias, P.: Coding for Noisy Channels. In: IRE Conv. Rec. Part 4, pp. 37-47, 1955. ...R algorithm}$]], which can process reliability information about the channel ⇒ "soft decision input" and provide reliability in17 KB (2,604 words) - 18:02, 7 December 2022
- ...ant and expert for the books "Information Theory" and "Channel Coding". ...29|Prof. Kramer]]. His research was mainly concerned with algebraic coding theory, and in particular with the properties of bivariate interpolation-ba25 KB (3,806 words) - 12:43, 13 January 2022
- *The effects of such a frequency-selective channel can be counteracted by extending the guard interval. However, o ...duration $T_{\rm G}$, there are narrow limits to the tolerable channel impulse response.15 KB (2,350 words) - 18:36, 23 January 2023
- ...ignaling channel" resp. "data channel" ⇒ "D channel" with $\text{16 kbit/s}$. ⇒ A bearer channel is used for the transmission of user information $($voice, text37 KB (6,055 words) - 18:39, 16 November 2022
- ...g and information technology" whose numerous works in the field of network coding were of central importance for the further development of mobile communicat ...on Innovation Award for Research for his "seminal work" on information and coding theory.10 KB (1,492 words) - 18:56, 18 April 2023
- |Vorherige Seite=Information Theoretical Limits of Channel Coding *the error correction of such a code at the »binary ersaure channel« $\rm (BEC)$,21 KB (3,210 words) - 16:09, 19 November 2022
- *In this model, any channel distortions are added to the transmitter and are thus already included in t ...for the necessary noise power limitation and – in the case of strong channel distortions – for sufficient pre-equalization of the resulting inters23 KB (3,666 words) - 14:16, 11 July 2022
- ...; It allows the calculation of the residual error probability in blockwise coding. If one transmits blocks each of $I =10$ binary symbols over a channel9 KB (1,397 words) - 18:32, 7 February 2024
- ...d between $\text{2020}$ and $\text{2025 MHz}$ (one channel) are reserved.<br> ...; The tasks of a "Node B" include data rate matching, data and channel (de)coding, interleaving, and modulation or demodulation. Each base station can21 KB (3,247 words) - 18:44, 20 February 2023
- |Nächste Seite=Reed-Solomon Decoding for the Erasure Channel == Coding principle and code parameters ==30 KB (4,327 words) - 21:46, 23 November 2022
- ==Improvements regarding speech coding == #independence from channel conditions and network load,40 KB (6,238 words) - 18:15, 20 April 2023
- ...and achievable transmission rate can be illustrated very well by Shannon's channel capacity formula: ...Information_Theory/AWGN_Channel_Capacity_for_Continuous-Valued_Input|"AWGN Channel Capacity for Continuous-Valued Input"]].36 KB (5,652 words) - 16:31, 24 April 2023
- ...ifier" $\rm (VCI)$ ⇒ $16$ bits for virtual channel identification, [[Aufgaben:Exercise_1.7:_Coding_for_B-ISDN|Exercise 1.7: Coding for B-ISDN]]9 KB (1,443 words) - 13:13, 10 November 2022
- A significant advantage of convolutional coding is that there is a very efficient decoding method for this in the form of t ..._Structures#Binary_Symmetric_Channel_.E2.80.93_BSC|$\text{Binary Symmetric Channel}$]] $\rm (BSC)$ holds $y_i ∈ \{0, 1\}$, so t43 KB (6,415 words) - 16:53, 23 January 2023
- ...not or only briefly addressed in other chapters, e.g. "speech coding" and "burst structure". #the main »speech coding schemes« for data compression,22 KB (3,351 words) - 15:58, 20 February 2023
- The resulting rate of the concatenated coding system is thus $R = 1/4$. ..._v2.png|right|frame|Bit and block error probability of turbo codes at AWGN channel]]30 KB (4,517 words) - 16:58, 23 January 2023
- |Untermenü=Binary Block Codes for Channel Coding ...ode is also considered exemplarily in the next sections, because the coding results are well interpretable.<br>37 KB (5,068 words) - 11:32, 22 November 2022
- ...gher than the bit frequency. This offers the possibility of multiple channel utilization. Since the same sequence must be added in phase at the re $(2)$ As detailed in the book [[Channel_Coding|»Channel Coding«]], a polynomial $G(D)$ of degree $L$ i12 KB (1,843 words) - 19:39, 8 February 2024
- |Nächste Seite=Voice Coding ...n occupy either an entire physical channel or only a portion of a physical channel and fall into two categories:33 KB (5,164 words) - 18:48, 20 February 2023
- ...\text{64 kbit/s}$ each and one $\text{D channel}$ ("data channel") with $\text{16 kbit/s}$, ...thirty "B channels" and one signaling and one synchronization channel, each at $\text{64 kbit/s}$.28 KB (4,382 words) - 18:31, 16 November 2022
- |Vorherige Seite=Reed-Solomon Decoding for the Erasure Channel ...Channel"]] we consider a transmission system with Reed–Solomon coding characterized by the two code parameters $n=2^m-1$ and $k46 KB (6,739 words) - 13:43, 24 November 2022
- ...tion_of_Channel_Distortion_and_Equalization#Ideal_channel_equalizer|"Ideal channel equalizer"]]. ...er filter $H_{\rm E}(f)$ is composed of the (fictitious) ideal channel equalizer $1/H_{\rm K}(f)$ and a Gaussian low-pass filter &nbs16 KB (2,668 words) - 17:26, 24 August 2022
- ...y or multi-level digital signal, but equally for the emulation of a channel with statistically independent errors by a digital model, for example #In coding theory, it is useful to map $\{ \text{L, H}\}$ to&n14 KB (2,155 words) - 18:09, 6 February 2024
- *McCullough, R.H.: The Binary Regenerative Channel. In: Bell Syst. Techn. J. (47), 1968. *McEliece, R.J.: The Theory of Information Theory and Coding. Massachusetts: Addison-Wesley, 1977.5 KB (660 words) - 18:34, 19 July 2023
- #the »speech and channel coding« used in UMTS, ...een $\text{2020 MHz}$ and $\text{2025 MHz}$ $($one channel$)$.25 KB (3,834 words) - 15:00, 13 March 2023
- ...bsp; and includes the functions sampling, quantization, binary coding and signal shaping. * Let the channel be initially ideal, characterized by 26 KB (4,146 words) - 15:47, 13 January 2023
- *transmitting this signal over the channel, where the receiver-side signal $v_{\rm C}(t)$ is also bi ...sed of three function blocks »'''Sampling - Quantization - PCM Coding'''« which will be described in more detail in the next sections44 KB (7,142 words) - 15:29, 23 January 2023
- [[File:EN_Dig_T_4_4_S2_v2.png|right|frame|AWGN channel model for complex signals|class=fit]] *The phase delay of the channel $($i.e. a phase function increasing linearly with frequency$)$ 33 KB (5,393 words) - 12:04, 17 November 2022
- # Also diagram $\rm (B)$ omits the color coding. The information bit $u_i = 1$ is now denoted by $U ...p; we proceed as in [Liv10]<ref name='Liv10'>Liva, G.: Channel Coding. Lecture manuscript, Chair of Communications Engineering, TU Munich a34 KB (5,316 words) - 19:24, 20 December 2022
- ...ne network and by cleverly combining different transmission techniques and coding methods. ...upstream"$)$. <br>The data rate is dynamically negotiated depending on the channel state.18 KB (2,682 words) - 23:01, 21 March 2023
- ...wo data streams can be transmitted independently via the same transmission channel. The diagram shows the general circuit schematic. ...nbsp;[[Digital_Signal_Transmission/Redundancy-Free_Coding|"Redundancy-free Coding"]] also apply here.27 KB (4,342 words) - 15:50, 13 January 2023
- ...$($"Discrete Multitone Transmission"$),$ the uplink and the downlink channel are divided into $N_{\rm Up}$ resp. $N_{\rm Down}$ ...ing_with_4B3T_Codes#ACF_and_PSD_of_the_4B3T_codes|"ISDN spectrum with 4B3T coding"]]. Above $\text{120 kHz}$ the ISDN spectrum is completely supp35 KB (5,461 words) - 17:05, 24 April 2023
- #the »capacity of the AWGN channel« and several such parallel Gaussian channels, #the »channel coding theorem«, one of the highlights of Shannon's information theory36 KB (5,684 words) - 15:29, 28 February 2023
- ...the graphical program interface appears, which allows to choose from four coding options and three basic transmission pulse options. Depending on the setti At the end of this file you will find the English title »The AWGN Channel « and the English summary:19 KB (2,918 words) - 14:56, 22 January 2024
- *the definition and meaning of the »channel capacity« and its connection with the mutual information, *the »Channel Coding Theorem«, one of the highlights of Shannon's information theory33 KB (5,119 words) - 16:58, 16 February 2023
- |Vorherige Seite=The GWSSUS Channel Model *important system components: speech and channel coding, interleaving, encryption,21 KB (3,355 words) - 15:35, 20 February 2023