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31 The hardware resource required for parallel Viterbi decoding shows an exponential increase with the increase of constraint length of convolutional code, which limits its hardware implementation.

32 The principle and performance and arithmetic of coding and decoding of RS code and convolutional code and serial RS concatenated convolutional code are studied.

33 A modified version of the stack algorithm of sequential decoding particularly suitable for the decoding of high rate convolutional codes is presented.

34 Using the structure of a systematic convolutional code, this algorithm achieves bit-by-bit unequal error protection for VLC-coded bitstream, and thus restrains the error propagation effectively.

35 A blind audio watermarking algorithm based on convolutional codes was proposed.

36 The code includes the implementation of inverse convolutional code and testing of it.

37 W-CDMA System adopts Convolutional Code-Constranit length of 9 as one of the Channel-Coding Schemes. In practice, Viterbi Decoder is a popular decoder for Convolutional code.

38 Convolutional Code is a kind of Forward Error Control technology that has been wildly used.

39 This method utilizes convolutional encoding and signal space expanding to increase Euclidian distance between signals, and the effect of quantization is further improved.

40 Convolutional encoding for wireless SISO system integrity of the source code has been tested.

41 Of convolutional codes is a better way of channel coding.

42 For information interception and signal analyzing of satellite communication system, it is usable if knows the generator matrix and information restoration matrix of Punctured convolutional codes.

43 Both the computer simulation and real-time transmission have shown that diffuse convolutional code is a simple and reliable scheme for still image transmission in mobile channel.

44 Using forward inverse Fourier transform, we present hybrid order convolutional differentiator algorithm for seismic wave modeling.

45 Firstly the basic transmitter, including convolutional encoding, interleaving, scrambling, Walsh modulation, quadrature spreading and baseband filtering was studied.

46 For better performance , DVB - T protocol uses the powerful channel coding , such as convolutional codes.

47 Convolutional differentiator (CD) is obtained by inverse Fourier transform of bandlimited Fourier spectra of partial derivative operator. CD is symmetric or antisymmetric and decays rapidly.

48 In order to improve the ability to resist the disturbance, the watermark was processed by convolutional encoding and interleaving before embedding.

49 By inserting bit labels, we combine convolutional code and traditional selective mapping (SLM), and propose a novel scheme to reduce PAPR.

50 Signals are expressed by using a generalized basis. Convolutional operation is converted to formal algebraic operation.

51 First, this paper analyses a BICM model and the BICM_ID model based on combination of convolutional code and 8PSK modulation,[www.Sentencedict.com] and introduces the principle and key technique.

52 RSCC, which is an excellent concatenated code composed of the RS and convolutional code, is widely used in deep space communication, DVB-T, etc.

53 In order to resume original messages correctly, a concatenated code, composed of RS code and convolutional code, is introduced to control errors in the received signal.

54 Based on channel condition, the system can modify diffuse convolutional codes constraint length automatically.