CN1072867C - 用于掩蔽传输信道产生的差错的声码器数据设置的方法和系统 - Google Patents
用于掩蔽传输信道产生的差错的声码器数据设置的方法和系统 Download PDFInfo
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0056—Systems characterized by the type of code used
- H04L1/0071—Use of interleaving
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/005—Correction of errors induced by the transmission channel, if related to the coding algorithm
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
- G10L19/06—Determination or coding of the spectral characteristics, e.g. of the short-term prediction coefficients
- G10L19/07—Line spectrum pair [LSP] vocoders
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
- H03M13/35—Unequal or adaptive error protection, e.g. by providing a different level of protection according to significance of source information or by adapting the coding according to the change of transmission channel characteristics
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/66—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission
- H04B1/665—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission using psychoacoustic properties of the ear, e.g. masking effect
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0078—Avoidance of errors by organising the transmitted data in a format specifically designed to deal with errors, e.g. location
- H04L1/0083—Formatting with frames or packets; Protocol or part of protocol for error control
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0078—Avoidance of errors by organising the transmitted data in a format specifically designed to deal with errors, e.g. location
- H04L1/0086—Unequal error protection
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- Acoustics & Sound (AREA)
- Theoretical Computer Science (AREA)
- Probability & Statistics with Applications (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Detection And Prevention Of Errors In Transmission (AREA)
- Error Detection And Correction (AREA)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
- Time-Division Multiplex Systems (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Superheterodyne Receivers (AREA)
- Detection And Correction Of Errors (AREA)
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- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
Description
代码 | 速率 | |||
1 | 1/2 | 1/4 | 1/8 | |
LSP1 | 4 | 2 | 1 | 1 |
LSP2 | 4 | 2 | 1 | 1 |
LSP3 | 4 | 2 | 1 | 1 |
LSP4 | 4 | 2 | 1 | 1 |
LSP5 | 4 | 2 | 1 | 1 |
LSP6 | 4 | 2 | 1 | 1 |
LSP7 | 4 | 2 | 1 | 1 |
LSP8 | 4 | 2 | 1 | 1 |
LSP9 | 4 | 2 | 1 | 1 |
LSP10 | 4 | 2 | 1 | 1 |
PLAG1 | 7 | 7 | 7 | - |
PLAG2 | 7 | 7 | - | - |
PLAG3 | 7 | - | - | - |
PLAG4 | 7 | - | - | - |
PGAIN1 | 3 | 3 | 3 | - |
PGAIN2 | 3 | 3 | - | - |
PGAIN3 | 3 | - | - | - |
PGAIN4 | 3 | - | - | - |
代码 | 速率 | |||
1 | 1/2 | 1/4 | 1/8 | |
CBINDEX1 | 7 | 7 | 7 | - |
CBINDEX2 | 7 | 7 | 7 | - |
CBINDEX3 | 7 | 7 | - | - |
CBINDEX4 | 7 | 7 | - | - |
CBINDEX5 | 7 | - | - | - |
CBINDEX6 | 7 | - | - | - |
CBINDEX7 | 7 | - | - | - |
CBINDEX8 | 7 | - | - | - |
CBGAIN1 | 3 | 3 | 3 | 2 |
CBGAIN2 | 3 | 3 | 3 | - |
CBGAIN3 | 3 | 3 | - | - |
CBGAIN4 | 3 | 3 | - | - |
CBGAIN5 | 3 | - | - | - |
CBGAIN6 | 3 | - | - | - |
CBGAIN7 | 3 | - | - | - |
CBGAIN8 | 3 | - | - | - |
CBSEED | - | - | - | 4 |
PCB | 11 | - | - | - |
LSPi | 线谱对频率 |
PLAGi | 第i音调子帧的音调迟延 |
PGAINi | 第i音调子帧的音调增益 |
CBINDEXi | 第i代码簿子帧的代码簿阶 |
CBGAINi | 第i代码簿子帧的代码簿增益 |
CBSEED | 八分之一速率数据包的随机种源 |
PCB | 在全速率数据包中用于检测和纠错的奇偶检验比特 |
比特 | 代码 |
170 | LSP1[2] |
169 | LSP1[3] |
168 | LSP2[2] |
167 | LSP2[3] |
166 | LSP3[2] |
165 | LSP3[3] |
164 | LSP4[2] |
163 | LSP4[3] |
162 | LSP5[2] |
161 | LSP5[3] |
160 | LSP6[2] |
159 | LSP6[3] |
158 | LSP7[2] |
157 | LSP7[3] |
156 | LSP8[2] |
155 | LSP8[3] |
154 | LSP9[2] |
153 | LSP9[3] |
152 | LSP10[2] |
151 | LSP10[3] |
150 | LSP1[1] |
149 | LSP1[0] |
148 | LSP2[1] |
147 | LSP2[0] |
比特 | 代码 |
146 | LSP3[1] |
145 | LSP3[0] |
144 | LSP4[1] |
143 | CBGAIN1[1] |
142 | LSP4[0] |
141 | LSP5[1] |
140 | LSP5[0] |
139 | LSP6[1] |
138 | LSP6[0] |
137 | LSP7[1] |
136 | LSP7[0] |
135 | CBGAIN2[1] |
134 | LSP8[1] |
133 | LSP8[0] |
132 | LSP9[1] |
131 | LSP9[0] |
130 | LSP10[1] |
129 | LGP10[0] |
128 | PGAIN1[2] |
127 | CBGAIN3[1] |
126 | PGAIN1[1] |
125 | PGAIN1[0] |
124 | PLAG1[6] |
123 | PLAG1[5] |
比特 | 代码 |
122 | PLAG1[4] |
121 | PLAG1[3] |
120 | PLAG1[2] |
119 | CBGAIN4[1] |
118 | PLAG1[1] |
117 | PLAG1[0] |
116 | CBINDEX1[6] |
115 | CBINDEX1[5] |
114 | CBINDEX1[4] |
113 | CBINDEX1[3] |
112 | CBINDEX1[2] |
111 | CBGAIN5[1] |
110 | CBINDEX1[1] |
109 | CBINDEX1[0] |
108 | CBGAIN1[2] |
107 | CBGAIN1[0] |
106 | CBINDEX2[6] |
105 | CBINDEX2[5] |
104 | CBINDEX2[4] |
103 | CBGAIN6[1] |
102 | CBINDEX2[3] |
101 | CBINDEX2[2] |
100 | CBINDEX2[1] |
99 | CBINDEX2[0] |
比特 | 代码 |
98 | CBGAIN2[2] |
97 | CBGAIN2[0] |
96 | PGAIN2[2] |
95 | CBGAIN7[1] |
94 | PGAIN2[1] |
93 | PGAIN2[0] |
92 | PLAG2[6] |
91 | PLAG2[5] |
90 | PLAG2[4] |
89 | PLAG2[3] |
88 | PLAG2[2] |
87 | CBGAIN8[1] |
86 | PLAG2[1] |
85 | PLAG2[0] |
84 | CBINDEX3[6] |
83 | CBINDEX3[5] |
82 | CBINDEX3[4] |
81 | CBINDEX3[3] |
80 | CBINDEX3[2] |
79 | PCB[10] |
78 | CBINDEX3[1] |
77 | CBINDEX3[0] |
76 | CBGAIN3[2] |
75 | CBGAIN3[0] |
比特 | 代码 |
74 | CBINDEX4[6] |
73 | CBINDEX4[5] |
72 | CBINDEX4[4] |
71 | PCB[9] |
70 | CBINDEX4[3] |
69 | CBINDEX4[2] |
68 | CBINDEX4[1] |
67 | CBINDEX4[0] |
66 | CBCAIN[2] |
65 | CBGAIN4[0] |
64 | PGAIN3[2] |
63 | PCB[8] |
62 | PGAIN3[1] |
61 | PGAIN3[0] |
60 | PLAG3[6] |
59 | PLAG3[5] |
58 | PLAG3[4] |
57 | PLAG3[3] |
56 | PLAG3[2] |
比特 | 代码 |
55 | PCB[7] |
54 | PLAG3[1] |
53 | PLAG3[0] |
52 | CBINDEX5[6] |
51 | CBINDEX5[5] |
50 | CBINDEX5[4] |
49 | CBINDEX5[3] |
48 | CBINDEX5[2] |
47 | PCB[6] |
46 | CBINDEX5[1] |
45 | CBINDEX5[0] |
44 | CBGAIN5[2] |
43 | CBGAIN5[0] |
42 | CBINDEX6[6] |
41 | CBINDEX6[5] |
40 | CBINDEX6[4] |
39 | PCB[5] |
38 | CBINDEX6[3] |
37 | CBINDEX6[2] |
比特 | 代码 |
36 | CBINDEX6[1] |
35 | CBINDEX6[0] |
34 | CBGAIN6[2] |
33 | CBGAIN6[0] |
32 | PGAIN4[2] |
31 | PCB[4] |
30 | PGAIN4[1] |
29 | PGAIN4[0] |
28 | PLAG4[6] |
27 | PLAG4[5] |
26 | PLAG4[4] |
25 | PLAG4[3] |
24 | PLAG4[2] |
23 | PCB[3] |
22 | PLAG4[1] |
21 | PLAG4[0] |
20 | CBINDEX7[6] |
19 | CBINDEX7[5] |
18 | CBINDX7[4] |
比特 | 代码 |
17 | CBINDEX7[3] |
16 | CBINDEX7[2] |
15 | PCB[2] |
14 | CBINDEX7(1) |
13 | CBINDEX7[0] |
12 | CBGAIN7[2] |
11 | CBGAIN7[0] |
10 | CBINDEX8[6] |
9 | CBINDEX8[5] |
8 | CBINDEX8[4] |
7 | PCB[1] |
6 | CBINDEX8[3] |
5 | CBINDEX8[2] |
4 | CBINDEX8[1] |
3 | CBINEX8[0] |
2 | CBGAIN8[2] |
1 | CBGAIN8[0] |
0 | PCB[0] |
比特 | 代码 |
79 | LSP1[1] |
78 | LSP1[0] |
77 | LSP2[1] |
76 | LSP2[0] |
75 | LSP3[1] |
74 | LSP3[0] |
73 | LSP4[1] |
72 | LSP4[0] |
71 | LSP5[1] |
70 | LSP5[0] |
69 | LSP6[1] |
68 | LSP6[0] |
67 | LSP7[1] |
66 | LSP7[0] |
65 | LSP8[1] |
64 | LSP8[0] |
63 | LSP9[1] |
62 | LSP9[0] |
61 | LSP10[1] |
60 | LSP10[0] |
比特 | 代码 |
59 | PGAIN1[2] |
58 | PGAIN1[1] |
57 | PGAIN1[0] |
56 | PLAG1[6] |
55 | PLAG1[5] |
54 | PLAG1[4] |
53 | PLAG1[3] |
52 | PLAG1[2] |
51 | PLAG1[1] |
50 | PLAG1[0] |
49 | CBINDEX1[6] |
48 | CBINDEX1[5] |
47 | CBINDEX1[4] |
46 | CBINDEX1[3] |
45 | CBINDEX1[2] |
44 | CBINDEX1[1] |
43 | CBINDEX1[0] |
42 | CBGAIN1[2] |
41 | CSGAIN1[1] |
40 | CBGAIN1[0] |
比特 | 代码 |
39 | CBINDEX2[6] |
38 | CBINDEX2[5] |
37 | CBINDEX2[4] |
36 | CBINDEX2[3] |
35 | CBINDEX2[2] |
34 | CBINDEX2[1] |
33 | CBINDEX2[0] |
32 | CBGAIN2[2] |
31 | CBGAIN2[1] |
30 | CBGAIN2[0] |
29 | PGAIN2[2] |
28 | PGAIN2[1] |
27 | PGAIN2[0] |
26 | PLAG2[6] |
25 | PLAG2[5] |
24 | PLAG2[4] |
23 | PLAG2[3] |
22 | PLAG2[2] |
21 | PLAG2[1] |
20 | PLAG2[0] |
比特 | 代码 |
19 | CBINDEX3[6] |
18 | CBINDEX3[5] |
17 | CBINDEX3[4] |
16 | CBINDEX3[3] |
15 | CBINDEX3[2] |
14 | CBINDEX3[1] |
13 | CBINDEX3[0] |
12 | CBGAINN3[2] |
11 | CBGAIN3[1] |
10 | CBGAIN3[0] |
9 | CBINDEX4[6] |
8 | CBINDEX4[5] |
7 | CBINDEX4[4] |
6 | CBINDEX4[3] |
5 | CBINDEX4[2] |
4 | CBINDEX4[1] |
3 | CBINDEX4[0] |
2 | CBGAIN4[2] |
1 | CBGAIN4[1] |
0 | CBGAIN4[0] |
比特 | 代码 |
39 | LSP1[0] |
38 | LSP2[0] |
37 | LSP3[0] |
36 | LSP4[0] |
35 | LSP5[0] |
34 | LSP6[0] |
33 | LSP7[0] |
32 | LSP8[0] |
31 | LSP9[0] |
30 | LSP10[0] |
比特 | 代码 |
29 | PGAIN1[2] |
28 | PGAIN1[1] |
27 | PGAIN1[0] |
26 | PLAG1[6] |
25 | PLAG1[5] |
24 | PLAG1[4] |
23 | PLAG1[3] |
22 | PLAG1[2] |
21 | PLAG1[1] |
20 | PLAG1[0] |
比特 | 代码 |
19 | CBINDEX1[6] |
18 | CBINDEX1[5] |
17 | CBINDEX1[4] |
16 | CBINDEX1[3] |
15 | CBINDEX1[2] |
14 | CBINDEX1[1] |
13 | CBINDEX1[0] |
12 | CBGAIN1[2] |
11 | CBGAIN1[1] |
10 | CBGAIN1[0] |
比特 | 代码 |
9 | CBINDEX2[6] |
8 | CBINDEX2[5] |
7 | CBINDEX2[4] |
6 | CBINDEX2[3] |
5 | CBINDEX2[2] |
4 | CBINDEX2[1] |
3 | CBINDEX2[0] |
2 | CBGAIN2[2] |
1 | CBGAIN2[1] |
0 | CBGAIN2[0] |
比特 | 代码 |
15 | CBSEED[3] |
14 | LSP1[0] |
13 | LSP2[0] |
12 | LSP3[0] |
比特 | 代码 |
11 | CBSEED[2] |
10 | LSP4[0] |
9 | LSP5[0] |
8 | LSP6[0] |
比特 | 代码 |
7 | CBSEED[1] |
6 | LSP7[0] |
5 | LSP8[0] |
4 | LSP9[0] |
比特 | 代码 |
3 | CBSEED[0] |
2 | LSP10[0] |
1 | CBGAIN1[1] |
0 | CBGAIN1[0] |
Claims (21)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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US82670192A | 1992-01-28 | 1992-01-28 | |
US826,701 | 1992-01-28 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CNB001241869A Division CN100382479C (zh) | 1992-01-28 | 1993-01-27 | 掩蔽传输信道产生的差错的声码器数据设置的方法和系统 |
Publications (2)
Publication Number | Publication Date |
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CN1081037A CN1081037A (zh) | 1994-01-19 |
CN1072867C true CN1072867C (zh) | 2001-10-10 |
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CN93102375A Expired - Lifetime CN1072867C (zh) | 1992-01-28 | 1993-01-27 | 用于掩蔽传输信道产生的差错的声码器数据设置的方法和系统 |
CNB001241869A Expired - Lifetime CN100382479C (zh) | 1992-01-28 | 1993-01-27 | 掩蔽传输信道产生的差错的声码器数据设置的方法和系统 |
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CNB001241869A Expired - Lifetime CN100382479C (zh) | 1992-01-28 | 1993-01-27 | 掩蔽传输信道产生的差错的声码器数据设置的方法和系统 |
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US (1) | US5600754A (zh) |
EP (1) | EP0624275B2 (zh) |
JP (1) | JP3604689B2 (zh) |
KR (1) | KR0168900B1 (zh) |
CN (2) | CN1072867C (zh) |
AT (1) | ATE180091T1 (zh) |
AU (1) | AU678962B2 (zh) |
BR (1) | BR9305808A (zh) |
CA (1) | CA2128708C (zh) |
DE (1) | DE69324906T3 (zh) |
DK (1) | DK0624275T4 (zh) |
ES (1) | ES2131576T5 (zh) |
FI (1) | FI118103B (zh) |
GR (1) | GR3030910T3 (zh) |
HK (2) | HK1011110A1 (zh) |
IL (1) | IL104500A (zh) |
MX (1) | MX9300442A (zh) |
NO (1) | NO942751D0 (zh) |
PL (1) | PL172397B1 (zh) |
TW (1) | TW224191B (zh) |
WO (1) | WO1993015502A1 (zh) |
ZA (1) | ZA93450B (zh) |
Families Citing this family (56)
Publication number | Priority date | Publication date | Assignee | Title |
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JP3003839B2 (ja) * | 1993-11-08 | 2000-01-31 | エヌ・ティ・ティ移動通信網株式会社 | Cdma通信方法および装置 |
US5784532A (en) * | 1994-02-16 | 1998-07-21 | Qualcomm Incorporated | Application specific integrated circuit (ASIC) for performing rapid speech compression in a mobile telephone system |
US5751739A (en) * | 1994-04-29 | 1998-05-12 | Lucent Technologies, Inc. | Methods of and devices for enhancing communications that use spread spectrum technology |
GB2290201B (en) * | 1994-06-09 | 1998-03-04 | Motorola Ltd | Communications system |
US5704001A (en) * | 1994-08-04 | 1997-12-30 | Qualcomm Incorporated | Sensitivity weighted vector quantization of line spectral pair frequencies |
US6334219B1 (en) * | 1994-09-26 | 2001-12-25 | Adc Telecommunications Inc. | Channel selection for a hybrid fiber coax network |
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