[PDF] Top 20 Mode detection, synchronization, and channel estimation for DVB-T OFDM receiver

... standard for wireless broadcast of MPEG-2 video ...required for video transmission, concatenated-coded orthogonal frequency division multiplexing (OFDM) has been adopted into ...broadcast ... See full document

... loop and a two stages scattered pilots ...the receiver is about ...accumulators for different GI ...pilots synchronization scheme has smaller latency and hardware ...the channel ... See full document

... blind mode/GI detection process that detects the transmission mode and GI length is necessary for the DVB-T/H ...timing synchronization also plays an important role ... See full document

... sharing and reduces the required memory by a factor of at least ...algorithm for Mode/GI detection. Under detection error rate and implementation consideration, ...threshold ... See full document

... Symbol-timing and frequency offset estimation for OFDM are widely discussed in the ...available for the estimation of sampling clock ...offset estimation and ... See full document

... three-stage estimation/tracking schemes are then exploited to compensate the CFO ...the channel equalizer design, we apply two 1D linear interpolators for channel estimation and ... See full document

... the receiver, defined as delay from the end of a packet to an instant that all payload bits are decoded and de-scrambled, directly affects practical transmission throughput, ...four OFDM symbols, ... See full document

... integration and thus offers a low cost, small form factor design ...imbalance and dc-offset that, along with frequency off- set, incur severe degradation in communication performance if not compensated ... See full document

... to channel estimation for single-user OFDM systems ...frequency-domain channel gains for single-user OFDM ...subspace-based channel identification algorithm is ... See full document

... According to the proposed iterative approaching algorithm, the global maximum of log-likelihood function can be definitely found to achieve both frequency and time synchronization[r] ... See full document

... equivalent channel is first ...the channel estimate. Conventional channel estimation algorithms preset a fixed length for the ...channel. For wireless communications, ... See full document

... scheme for supporting high-rate MIMO-OFDM transmission when the channels are not exactly known but are estimated via the LS training ...function, and can facilitate the exploitation of the pre- sumed ... See full document

... Hung and David ...interpolative channel estimation technique for multicarrier ...the channel frequency response between two nearby subcarriers as the product of a linear function ... See full document

... 225MHz and 600MHz for the first SImulatIOn result, the upper line in ...PCB and the model, 13 bypass capaCItors found missing on the ...termination and adjacent quiet signal trace to model the ... See full document

... sequence, channel esti- mation, a ffine precoder 1. Introduction MIMO-OFDM has proven to be the key enabler of high- speed, bandwidth efficient broadband communication sys- tems, such as IEEE ...LTE and ... See full document

... throughput and complexity are two implementation is- sues of the QR decomposition, and many researchers [6]–[12] have made their efforts to improve the processing latency and the hardware cost of the ... See full document

... test for packet detection in burst-mode OFDM systems is ...Packet detection decides whether a packet is coming or not by comparing a threshold value in the wireless ...size and ... See full document

... method for CP-free OFDM systems which applies the VCs, referred to as the Li method hereafter, was presented in ...constructed for SISO-OFDM systems without oversampling techniques or multiple ... See full document

... Using the time-domain periodicity, which can be obtained by inserting zeros at some positions of frequency-domain OFDM symbols, a method for constructing the noise subspace is develop[r] ... See full document

... time and frequency ...the channel variation on each ...process, and no information about the channel correlation and noise power level is ... See full document