Technical Review on Chinese Digital Terrestrial Television Broadcasting Standard and Measurements on Some Working Modes

Song, Jian; Yang, Zhixing; Yang, Lin; Gong, Ke; Chen, Pan; Wang, Jun; Wu, Yiyan

doi:10.1109/tbc.2007.891835

Cited by 234 publications

(74 citation statements)

References 5 publications

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“…The Brazil DTV field test 2th channel model (Brazil-B) [4] and the China DTV test 8th channel model (CDT-8) [16] were adopted in the simulation investigation. The multi-path profiles of the both channels are listed in Table I.…”

Section: B Simulations Over Frequency-selective Fading Channelsmentioning

confidence: 99%

A Novel Preamble Design for OFDM Transmission Parameter Signalling

Hanzo

Yang

et al. 2011

2011 IEEE International Conference on Communications (ICC)

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Abstract-A novel preamble design is proposed for orthogonal frequency division multiplexing systems, which exploits the variable distance between a pair of training sequences for the transmission parameter signalling. Compared to the existing P1-symbol based preamble for the second generation digital terrestrial television broadcasting standard, the proposed design maintains the high performance and robustness in timing and carrier frequency offset estimation while significantly reducing the signalling detection complexity. Simulation results demonstrate that the proposed preamble achieves a better signalling detection performance than the standardized P1 symbol design.

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Section: B Simulations Over Frequency-selective Fading Channelsmentioning

confidence: 99%

A Novel Preamble Design for OFDM Transmission Parameter Signalling

Hanzo

Yang

et al. 2011

2011 IEEE International Conference on Communications (ICC)

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“…There are three basic kinds of OFDM: cyclic prefix OFDM [9], zero padding OFDM [10], and time domain synchronous OFDM [11]. The accepted CP-OFDM makes use of a CP as a guard interval to alleviate inter-block-interference (IBI) in multipath channels [7]. On the opposite hand, in TDS-OFDM, the IBI between the TS and also the OFDM information block must be cancelled by the unvarying padding subtraction (IPS) methodology that involves the mutually conditional channel estimation and channel deed.…”

Section: Introductionmentioning

confidence: 99%

“…The LS method is a smaller amount complicated and easy regard to the opposite ways and consequently is employed to channel estimation; however it's a significant weakness that's a lot of attentive to the channel noise. Hsieh used a comb style of the pilot arrangement and second order interpolation technique to the channel estimation [7]. Coleri et al compared to the results of the many interpolation technique channel estimation with the Rayleigh fading like linear, second order, cubic, low pass filtering and spline interpolation ways the recently introduced principle and methodology of compressed sensing (CS) permits the efficient reconstruction of sparse signals from very limited variety of measurements (samples).…”

Section: Introductionmentioning

confidence: 99%

A Survey Report on Channel Estimation for Compressive Sensed OFDM System under Long Delay Channel

Yadav¹,

Gupta²,

Sharma³

2017

IJCA

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Orthogonal frequency division multiplexing (OFDM) is particularly divided to three varieties. Cyclic prefix OFDM, zero padding OFDM, and time domain synchronous OFDM. Compared to CP OFDM, TDS-OFDM has higher spectral efficiency and faster synchronization. This paper reviewed however efficiently uses the compressive sensing (CS) theory to resolve those problems. During this paper, a noise cancelation scheme using compressed sensing (CS) technique is planned for orthogonal frequency division multiplexing systems. From the chosen reliable observations, the noise in time domain is reconstructed and canceled by using CS technique. TDS-OFDM has fractional channel priori, therefore by suggests that of this presentation be ready to improved and reduce the complication of the algorithmic rule.

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“…They added guard interval of 1/4 in DTMB system. Song et al [7] used AWGN channel in the experiment of DTMB system with frame header mode 1 and mode 3. The modulation used in their experiment is 4QAM and 64QAM.…”

Section: Introductionmentioning

confidence: 99%