• No results found

Superimposed Training

Iterative synchronisation and DC-offset estimation using superimposed training

Iterative synchronisation and DC-offset estimation using superimposed training

... a training sequence. An alternative method is the superimposed training (ST) scheme, where a periodic training sequence is added to the data sequence [1]- [6], at the expense of small data ...

6

Block synchronisation for joint channel and DC-offset estimation using data-dependent superimposed training

Block synchronisation for joint channel and DC-offset estimation using data-dependent superimposed training

... In this paper, we have presented a new (single-step) block synchronisation algorithm (BS) for the joint channel and DC- offset estimation for data-dependent superimposed training (DDST). No a-priori BS was ...

5

Performance analysis and optimal power allocation for linear receivers based on superimposed training

Performance analysis and optimal power allocation for linear receivers based on superimposed training

... data-dependent superimposed training ...multiplexed training (TDMT) counterpart, the effect of the introduced distor- tion may considerably affect the detection ...

14

Doubly Selective Channel Estimation Using Superimposed Training and Exponential Bases Models

Doubly Selective Channel Estimation Using Superimposed Training and Exponential Bases Models

... a training sequence length of 46 symbols in the middle of the data subblock with 154 symbols for informa- tion; this leads to a training-to-information sequence power ratio (over the block length) of ...

11

Doubly selective channel estimation for OFDM modulated amplify and forward relay networks using superimposed training

Doubly selective channel estimation for OFDM modulated amplify and forward relay networks using superimposed training

... of superimposed training (ST)-aided channel estimation for orthogonal frequency division multiplexingmodulated amplify-and-forwardrelay networks in doubly selective ...

13

A low complexity iterative channel estimation and equalisation scheme for (data-dependent) superimposed training

A low complexity iterative channel estimation and equalisation scheme for (data-dependent) superimposed training

... the training sequence used for channel estimation is allocated an empty time slot in the transmitted frame, thus wasting band- ...the training se- quence was instead added to the data in what is now called ...

7

Channel estimation and symbol detection for block transmission using data-dependent superimposed training

Channel estimation and symbol detection for block transmission using data-dependent superimposed training

... the superimposed training (ST) scheme, where pilots are added to the data symbols ...for training) and simplicity of the receiver, channel estimation versus tracking, and, possibly, improved power ...

5

Linearly Time Varying Channel Estimation and Symbol Detection for OFDMA Uplink Using Superimposed Training

Linearly Time Varying Channel Estimation and Symbol Detection for OFDMA Uplink Using Superimposed Training

... is superimposed in time-domain, and the channel is thus estimated by averaging the estimations of multiple training periods to reduce the information sequence ...impulse training sequences on ...

11

Performance evaluation of time multiplexed and data dependent superimposed training based transmission with practical power amplifier model

Performance evaluation of time multiplexed and data dependent superimposed training based transmission with practical power amplifier model

... data-dependent superimposed training (DDST) based approaches for channel estimation and synchronization in digital communication ...multiplexed training and DDST with or without symbol level limiter ...

19

Synchronisation of the superimposed training method for channel estimation in the presence of DC-offset

Synchronisation of the superimposed training method for channel estimation in the presence of DC-offset

... The superimposed training method estimates the chan- nel from the induced first-order cyclostationary statis- tics exhibited by the received ...for training sequence synchroni- sation, and for ...

8

Superimposed Training Based Joint CFO and Channel Estimation for CP OFDM Modulated Two Way Relay Networks

Superimposed Training Based Joint CFO and Channel Estimation for CP OFDM Modulated Two Way Relay Networks

... paper, superimposed pilot-based CFO and chan- nel estimation was investigated for CP-OFDM modulated ...With superimposed training, all the individual parameters can be estimated at all three ...

9

Compressed Sensing of Sparse Multipath MIMO Channels with Superimposed Training Sequence

Compressed Sensing of Sparse Multipath MIMO Channels with Superimposed Training Sequence

... a training sequence (low power, periodic) over the information sequence offers an improvement in the spectral efficiency by avoiding the use of dedicated time/frequency slots for the training sequence, ...

29

GA Based Sensing of Sparse Multipath Channels with Superimposed Training Sequence

GA Based Sensing of Sparse Multipath Channels with Superimposed Training Sequence

... as: training-based and blind. In the training sequence based approaches, the receiver estimates the channel by exploiting the available training and its corresponding received ...known ...

5

Optimal Superimposed Training Sequences for Channel Estimation in MIMO-OFDM Systems

Optimal Superimposed Training Sequences for Channel Estimation in MIMO-OFDM Systems

... using superimposed training (ST) for a Multiple Input Multiple Output Orthogonal Frequency Division Multiplexing (MIMO-OFDM) system over time varying frequency selective fading channels is ...the ...

13

Superimposed signaling inspired channel estimation in full duplex systems

Superimposed signaling inspired channel estimation in full duplex systems

... is superimposed training, where no explicit time slots are allocated for channel ...power training sequence is superimposed with the data symbols at the transmitter before modulation and ...

15

Image Intensification by Superimposed Vesicular Images Generated by Decomposition of Hydrogen Peroxide

Image Intensification by Superimposed Vesicular Images Generated by Decomposition of Hydrogen Peroxide

... at v/hich film solution by heating, A 25DIN hydrogen v/ith a vapor increase S^DIN of 15DIN at of the expanded rated was subsequently treated and v/as describes or which speed film a incr[r] ...

25

Nonlinear response of dipolar systems to superimposed ac and dc bias fields

Nonlinear response of dipolar systems to superimposed ac and dc bias fields

... Various treatments of the nonlinear ac stationary response have been effected by means of numerical solutions of the governing dynamical equations (2.52) and/or (5.1). In particular, efficient numerical algorithms for ...

142

Bounding surfaces in a barchan dune: annual cycles of deposition? Seasonality or erosion by superimposed bedforms?

Bounding surfaces in a barchan dune: annual cycles of deposition? Seasonality or erosion by superimposed bedforms?

... In the section cut perpendicular to the dune, migration direction that cut through one half of the dune revealed sets of cross-strata 0.6 to 1.5 m thick that tapered towards the dune margins with near-horizontal bounding ...

18

A Data Nulling Superimposed Pilot based Channel Estimator for MIMO-OFDM Systems

A Data Nulling Superimposed Pilot based Channel Estimator for MIMO-OFDM Systems

... ABSTRACT: This paper proposes a channel estimation method based data nulling superimposed pilots for MIMO- OFDM systems. An efficient estimation method in which the OFDM data symbol is each transmit antenna is ...

6

HOLOGRAPHIC HIGH-ORDER ASSOCIATIVE MEMORY SYSTEM

HOLOGRAPHIC HIGH-ORDER ASSOCIATIVE MEMORY SYSTEM

... In the angularly multiplexed recording, the holograms are superimposed on the same area of the recording medium and, to enable them to be distinguished, each hol[r] ...

5

Show all 10000 documents...

Related subjects