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A Space Time Coded OFDM Based MPEG 4 Audio Transceiver
... In Figure 2, we show the instantaneous channel SNR experienced by the 512-subcarrier OFDM modem for a onetransmitter, one-receiver scheme and for the space time block code G2 [6] using t[r] ... See full document
5
Analysis and Compensation of Transmitter and Receiver I/Q Imbalances in Space Time Coded Multiantenna OFDM Systems
... overall transceiver implementation ...the transceiver I and Q chains. This paper studies the performance of space-time coded (STC) multiantenna OFDM systems under I/Q imbalance, ... See full document
16
Turbo Detected Unequal Protection MPEG 4 Wireless Video Telephony using Trellis Coded Modulation and Space Time Trellis Coding
... Again, in this contribution, a novel unequal-protection joint source-coding, channel-coding, modulation and spatial diver- sity aided turbo-transceiver is proposed, which consists of a STTC, a TCM and two ... See full document
5
Turbo Detected Unequal Protection MPEG 4 Wireless Video Telephony using Multi Level Coding, Trellis Coded Modulation and Space Time Trellis Coding
... The MPEG-4 standard [10, 11] offers a framework for a whole range of multimedia applications, such as tele- shopping, interactive TV, Internet games or iterative mobile video ...state-of-the-art ... See full document
9
Blind and semi blind ML detection for space time block coded OFDM wireless systems
... digital audio broadcast (DAB), and digital video broadcast (DVB) [4] but also adopted for future wireless standards such as LTE and 4G+ ...Besides OFDM, the spatial dimen- sions in wireless ... See full document
14
Image Transmission over Space Time Coded MIMO OFDM System with Punctured Turbo Codes
... The parameters for simulation are, rate of the code is 1/2, constraint length is 7, generation matrix represented in octal as [171 133], Viterbi decoding considered with hard decision. BER performance of PTC ... See full document
6
A Low-Complexity Time-Domain MMSE Channel Estimator for Space-Time/Frequency Block-Coded OFDM Systems
... diversity OFDM sys- tems has attracted much attention with pioneering works by Li et ...for OFDM systems with transmitter diversity has been first de- veloped with the temporal estimation by using the ... See full document
14
Analysis of SOSTTC-OFDM based on Least Squares Method
... the space and time domain show an improved coding gain and provide full diversity when compared with both space-time block codes [3] and space- time trellis codes ...the ... See full document
6
Turbo Detected Unequal Protection MPEG 4 Audio Transceiver Using Convolutional Codes, Trellis Coded Modulation and Space Time Trellis Coding
... the MPEG-4 audio codec was incorporated in a sophisticated unequal-protection turbo transceiver using joint coding and modulation as inner coding, twin-class convolu- tional outer coding as ... See full document
5
Space Time Block Coded and IQ interleaved TCM, TTCM, BICM and BICM ID Assisted OFDM
... coders was proposed in [10], where the individual encoders generate the In-phase (I) and Quadrature-phase (Q) components of the complex transmitted signal, respectively. Another TCM scheme using con- stellation rotation ... See full document
5
OFDM-STBC Based Transceiver for WiMAX 802.16e
... of OFDM with 512 subcarriers and 2x2 STBC MIMO transceiver for WiMAX ...(Space Time Block Code) STBC, Fast Fourier Transform (FFT / IFFT) for subcarrier division, mapping and de-mapping ... See full document
6
Space Time Block Coded Adaptive Modulation Aided OFDM
... In this section, we employ the fixed threshold based AOFDM mo- dem mode selection algorithm, which was also used in [6,7], adapt- ing the technique proposed by Torrance [11] for serial modems. Torrance assumed ... See full document
5
Content Based Classification of Audio Using MPEG 7 Features
... It segments an extracted audio data into silent and non-silent segments. The segmentation plays important role in segmenting audio data into homogeneous segments. Homogeneous means organizing same type of ... See full document
7
Fraunhofer Institute for Integrated Circuits IIS. Director Prof. Dr.-Ing. Albert Heuberger Am Wolfsmantel Erlangen
... MPEG-4 is a combination of different audio coding algorithms. There are algorithms specia- lized on speech coding such as CELP and general speech and music coders e.g. Advanced Audio Coding ... See full document
8
On the Design of MIMO OFDM Transceivers via Geometric Mean Decomposition
... GMD based transceiver design for MIMO system has proven to be the benchmark of all the generalized triangular decomposition (GTD) [5] based transceiver designs as it converts the MIMO channels ... See full document
8
A Turbo Detection Aided Serially Concatenated MPEG 4/TCM Videophone Transceiver
... videophone transceiver. More specifically, 4-bit video symbols can be created from the MPEG4-coded video bitstream and an RVLC can be designed based on the probability of occurrence of the 2 ... See full document
5
Intelligibility vs comprehension : understanding quality of accessible next generation audio broadcast
... Early Object-based approaches Dialogue Enhancement based on Spatial Audio Coding [11].. "MPEG-D spatial audio object coding for dialogue enhancement SAOC-DE." Audio Engineering Society C[r] ... See full document
38
Low Power Efficient Mimoofdm Design For 802.11N Wlan System
... converts time domain signal to frequency domain Receiver is designed separately before connecting it to ...For 4 point and 8 point transmitter separate receivers has to be designed and ... See full document
6
90 0500 001 C Cube Product Catalog Spring 1994 pdf
... o Accepts stereo analog audio or AESIEBU digital audio as input o Encodes audio into MPEG Layer 1 or 2 format at compressed data rates of from 32 to 384 Kbits per second as per the MPEG [r] ... See full document
100
A light weight concept ontology for annotating digital music
... from a set of music consumers' tags, the remaining task was demonstrating the scope of this ontology to enable music producers for annotating music. This led to look back to the research field of Web 2.0 (Zhang, 2007) ... See full document
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