| 1. | 3 . we adopt the convolution coding to be the channel coding
3 .在信道编码部分采用了卷积编码。 |
| 2. | Channel coding has two kinds : block code and convolution code
信道编码分为分组码和卷积码两大类。 |
| 3. | Because of good performance , convolution code is applied more abroad in satellite communications and wireless communication
卷积码由于其良好的性能更是广泛应用于卫星和无线通信之中。 |
| 4. | Turbo code , also named parallel concatenated convolution code , was presented by c . berrou , a . glavieux and p . thifimajshiwa in icc ' 93
Turbo码，又称并行级联卷积码( pccc ) ，是由c . berrou等在1993年icc会议上提出的。 |
| 5. | The tcq algorithm takes advantage of convolution code , and enlarges the euclidean distances among quantized data by expanding data dimensions
Tcq算法充分利用了卷积码的特性，采用信号空间扩展的方法来增大量化信号的欧式距离，从而达到提高量化性能的目的。 |
| 6. | There are two decoding schemes for convolution code , such as sequence decoding algorithm and viterbi algorithm . because of simplicity 、 excellent performance , viterbi decoding algorithm is abroad applied
卷积码的译码算法有序列译码和viterbi译码两大类, viterbi译码算法由于其简单、性能优异等特性得以广泛应用。 |
| 7. | To ensure the reliable transmission of voice and data , the channel encoding method which the digital trunking communication system uses is crc ( circle redundant code ) & rcpc ( rate - compatible punctured convolution code ) & interleave
为了保障话音和数据的可靠传输,数字集群系统采用的信道编码方案为crc + rcpc +交织。 |
| 8. | The viterbi decoding algorithm , proposed in 1967 by viterbi , and it ’ s proved that viterbi decoding algorithm is the maximum likelihood decoder algorithm of convolution code and it has excellent decode performance
Viterbi译码算法在1967年由viterbi提出,经证明它是卷积码译码得最大似然译码算法,具有优异的译码性能。 |
| 9. | Based on the ( 3 , 1 , 5 ) convolution code in digital trunking system , this paper first studied the decoding depth of the convolution code and fund out the right decoding depth for digital trunking system , then proposed a modified viterbi decoding algorithm
本文以数字集群中所用的( 3 , 1 , 5 )卷积码为基础,首先对卷积码的解码深度进行了研究,得出适合数字集群系统的解码深度,然后提出了一种卷积码的viterbi译码的改进算法。 |
| 10. | Is - 95 , a wireless digital cellular standard based on cdma ( code division multiple access ) , adopts convolution code as its channel coding part . the third generation wireless cellular standard adopts turbo coding , which stems from convolution coding , as its channel coding part
以cdma ( codedivisionmultiplexaccess )为基础的数字蜂窝标准is - 95采用卷积码作为其纠错方案;第三代数字蜂窝无线通信标准也采用并行级联卷积码( turbo码)作为其纠错方案。 |
