CN1118969A - 用于在数字信号中插入异步数据的方法和装置 - Google Patents
用于在数字信号中插入异步数据的方法和装置 Download PDFInfo
- Publication number
- CN1118969A CN1118969A CN95107765A CN95107765A CN1118969A CN 1118969 A CN1118969 A CN 1118969A CN 95107765 A CN95107765 A CN 95107765A CN 95107765 A CN95107765 A CN 95107765A CN 1118969 A CN1118969 A CN 1118969A
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- CN
- China
- Prior art keywords
- sampling
- source
- data
- bit rate
- rate
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Classifications
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H17/00—Networks using digital techniques
- H03H17/02—Frequency selective networks
- H03H17/06—Non-recursive filters
- H03H17/0621—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing
- H03H17/0628—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing the input and output signals being derived from two separate clocks, i.e. asynchronous sample rate conversion
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/08—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/16—Time-division multiplex systems in which the time allocation to individual channels within a transmission cycle is variable, e.g. to accommodate varying complexity of signals, to vary number of channels transmitted
- H04J3/1605—Fixed allocated frame structures
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/08—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division
- H04N7/087—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division with signal insertion during the vertical blanking interval only
- H04N7/088—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division with signal insertion during the vertical blanking interval only the inserted signal being digital
- H04N7/0882—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division with signal insertion during the vertical blanking interval only the inserted signal being digital for the transmission of character code signals, e.g. for teletext
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/24—Systems for the transmission of television signals using pulse code modulation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/24—Systems for the transmission of television signals using pulse code modulation
- H04N7/52—Systems for transmission of a pulse code modulated video signal with one or more other pulse code modulated signals, e.g. an audio signal or a synchronizing signal
- H04N7/54—Systems for transmission of a pulse code modulated video signal with one or more other pulse code modulated signals, e.g. an audio signal or a synchronizing signal the signals being synchronous
Abstract
Description
由协议发出的位数/采样数 | |||||
1/1 | 7/25 | 13/49 | 19/73 | 25/97 | 31/121 |
1/2 | 7/26 | 13/50 | 19/74 | 25/98 | 32/122 |
1/3 | 7/27 | 13/51 | 20/75 | 26/99 | 32/123 |
1/4 | 7/28 | 14/52 | 20/76 | 26/100 | 32/124 |
2/5 | 8/29 | 14/53 | 20/77 | 26/101 | 32/125 |
2/6 | 8/30 | 14/54 | 20/78 | 26/102 | 33/126 |
2/7 | 8/31 | 14/55 | 21/79 | 27/103 | 33/127 |
2/8 | 8/32 | 15/56 | 21/80 | 27/104 | 33/128 |
3/9 | 9/33 | 15/57 | 21/81 | 27/105 | 33/129 |
3/10 | 9/34 | 15/58 | 21/82 | 27/106 | 34/130 |
3/11 | 9/35 | 15/59 | 22/83 | 28/107 | 34/131 |
3/12 | 9/36 | 16/60 | 22/84 | 28/108 | 34/132 |
4/13 | 10/37 | 16/61 | 22/85 | 28/109 | 34/133 |
4/14 | 10/38 | 16/62 | 22/86 | 29/110 | 35/134 |
4/15 | 10/39 | 16/63 | 23/87 | 29/111 | 35/135 |
4/16 | 11/40 | 17/64 | 23/88 | 29/112 | 35/136 |
5/17 | 11/41 | 17/65 | 23/89 | 29/113 | 35/137 |
5/18 | 11/42 | 17/66 | 23/90 | 30/114 | 36/138 |
5/19 | 11/43 | 17/67 | 24/91 | 30/115 | 36/139 |
5/20 | 12/44 | 18/68 | 24/92 | 30/116 | 36/140 |
6/21 | 12/45 | 18/69 | 24/93 | 30/117 | 36/141 |
6/22 | 12/46 | 18/70 | 24/94 | 31/118 | 37/142 |
6/23 | 12/47 | 18/71 | 25/95 | 31/119 | 37/143 |
6/24 | 13/48 | 19/72 | 25/96 | 31/120 | 37/144 |
1/1 | 7/25 | 13/49 | 19/73 | 25/97 | 31/121 |
1/2 | 7/26 | 13/50 | 19/74 | 25/98 | 32/122 |
1/3 | 7/27 | 13/51 | 20/75 | 26/99 | 32/123 |
1/4 | 7/28 | 14/52 | 20/76 | 26/100 | 32/124 |
2/5 | 8/29 | 14/53 | 20/77 | 26/101 | 32/125 |
2/6 | 8/30 | 14/54 | 20/78 | 26/102 | 33/126 |
2/7 | 8/31 | 14/55 | 21/79 | 27/103 | 33/127 |
2/8 | 8/32 | 15/58 | 21/80 | 27/104 | 33/128 |
3/9 | 9/33 | 15/57 | 21/81 | 27/105 | 33/129 |
3/10 | 9/34 | 15/58 | 21/82 | 27/106 | 34/130 |
3/11 | 9/35 | 15/59 | 22/83 | 28/107 | 34/131 |
3/12 | 9/36 | 16/60 | 22/84 | 28/108 | 34/132 |
4/13 | 10/37 | 16/61 | 22/85 | 28/109 | 34/133 |
4/14 | 10/38 | 16/62 | 22/86 | 29/110 | 35/134 |
4/15 | 10/39 | 16/63 | 23/87 | 29/111 | 35/135 |
4/16 | 11/40 | 17/64 | 23/88 | 29/112 | 35/136 |
5/17 | 11/41 | 17/65 | 23/89 | 29/113 | 35/137 |
5/18 | 11/42 | 17/66 | 23/90 | 30/114 | 36/138 |
5/19 | 11/43 | 17/67 | 24/91 | 30/115 | 36/139 |
5/20 | 12/44 | 18/68 | 24/92 | 30/116 | 36/140 |
6/21 | 12/45 | 18/69 | 24/93 | 30/117 | 36/141 |
6/22 | 12/46 | 18/70 | 24/94 | 31/118 | 37/142 |
6/23 | 12/47 | 18/71 | 25/95 | 31/119 | 37/143 |
6/24 | 13/48 | 19/72 | 25/96 | 31/120 | 37/144 |
采样数 | 延迟(ns)平切的 | 采样数 | 延迟(ns)平切的 |
1 | 0 | 75 | 39-37=2 |
5 | 4 | 79 | 6 |
9 | 8 | 83 | 10 |
13 | 12 | 87 | 14 |
17 | 16 | 91 | 18 |
21 | 20 | 95 | 22 |
25 | 24 | 99 | 26 |
29 | 28 | 103 | 30 |
33 | 32 | 107 | 34 |
37 | 36 | 110 | 38-37=1 |
40 | 40-37=3 | 114 | 5 |
44 | 7 | 118 | 9 |
48 | 11 | 122 | 13 |
52 | 15 | 126 | 17 |
56 | 19 | 130 | 21 |
60 | 23 | 134 | 25 |
64 | 27 | 138 | 29 |
68 | 31 | 142 | 33 |
72 | 35 | 145 | 37-37=0 |
多路转换器 | 9a | 9b | 9c | 9d | 9e | 9f | 9g |
连接 | Q-4,Q-3 | Q-3,Q-2 | Q-2,Q-1 | Q-1,Q0 | Q0,Q1 | Q1,Q2 | Q2,Q3 |
F-4 | F-3 | F-2 | F-1 | F0 | F1 | F2 | F3 | 编码器输出 | 数据 |
0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | C(p,-4) |
0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | C(p,-3) |
0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 3 | C(p,-2) |
0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 4 | C(p,-1) |
0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 8 | C(p,0) |
1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 9 | C(p,0)+C(p,-4) |
0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | A | C(p,1) |
0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | B | C(p,1)+C(p,-3) |
0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | C | C(p,2) |
0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | D | C(p,2)+C(p,-2) |
0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | E | C(p,3) |
0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | F | C(p,3)+C(p,-1) |
Claims (25)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9408195A FR2722051B1 (fr) | 1994-07-01 | 1994-07-01 | Procede et dispositif de donnees asynchrones sur un signal numerique |
FR9408195 | 1994-07-01 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1118969A true CN1118969A (zh) | 1996-03-20 |
CN1066601C CN1066601C (zh) | 2001-05-30 |
Family
ID=9464938
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN95107765A Expired - Lifetime CN1066601C (zh) | 1994-07-01 | 1995-06-30 | 用于在数字信号中插入异步数据的方法和装置 |
Country Status (9)
Country | Link |
---|---|
US (1) | US5970071A (zh) |
EP (1) | EP0690623B1 (zh) |
JP (2) | JP4159120B2 (zh) |
KR (1) | KR100375868B1 (zh) |
CN (1) | CN1066601C (zh) |
BR (1) | BR9503063A (zh) |
DE (1) | DE69510870T2 (zh) |
FR (1) | FR2722051B1 (zh) |
MY (1) | MY121555A (zh) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6970435B1 (en) * | 1998-06-15 | 2005-11-29 | International Business Machines Corporation | Data alignment compensator |
DE19956937A1 (de) * | 1999-11-26 | 2001-05-31 | Philips Corp Intellectual Pty | Anordnung zur Rückgewinnung von Datenbits eines Datensignals |
US7360231B2 (en) * | 2000-05-01 | 2008-04-15 | The Directv Group, Inc. | System for obtaining data regarding customer use of interactive television |
US20020188950A1 (en) * | 2000-05-01 | 2002-12-12 | Hughes Electronics Corporation | Low speed data port for data transactions and information |
US6889384B1 (en) * | 2000-11-08 | 2005-05-03 | The Directv Group, Inc. | Simplified interactive user interface for multi-video channel navigation |
US7154916B2 (en) * | 2001-07-26 | 2006-12-26 | The Directv Group, Inc. | Method for real-time insertion of auxiliary data packets into DSS bitstream in the presence of one or more service channels |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3343473A1 (de) * | 1983-12-01 | 1985-06-13 | ANT Nachrichtentechnik GmbH, 7150 Backnang | Dienstintegriertes, digitales nachrichtenuebertragungssystem |
US4888768A (en) * | 1987-07-06 | 1989-12-19 | The Grass Valley Group, Inc. | Frame format for video codec |
JP3089630B2 (ja) * | 1989-03-30 | 2000-09-18 | ソニー株式会社 | サンプリングレート変換装置 |
US5182633A (en) * | 1991-04-12 | 1993-01-26 | Abekas Video Systems, Inc. | Video sample rate converter |
EP0512619B1 (en) * | 1991-05-10 | 1997-08-13 | Koninklijke Philips Electronics N.V. | Sampling frequency converter |
US5274372A (en) * | 1992-10-23 | 1993-12-28 | Tektronix, Inc. | Sampling rate conversion using polyphase filters with interpolation |
US5323391A (en) * | 1992-10-26 | 1994-06-21 | Motorola, Inc. | Multi-channel digital transmitter and receiver |
-
1994
- 1994-07-01 FR FR9408195A patent/FR2722051B1/fr not_active Expired - Fee Related
-
1995
- 1995-06-20 US US08/492,600 patent/US5970071A/en not_active Expired - Lifetime
- 1995-06-21 EP EP95401468A patent/EP0690623B1/fr not_active Expired - Lifetime
- 1995-06-21 DE DE69510870T patent/DE69510870T2/de not_active Expired - Lifetime
- 1995-06-30 CN CN95107765A patent/CN1066601C/zh not_active Expired - Lifetime
- 1995-06-30 MY MYPI95001825A patent/MY121555A/en unknown
- 1995-07-01 KR KR1019950019430A patent/KR100375868B1/ko not_active IP Right Cessation
- 1995-07-03 JP JP16745695A patent/JP4159120B2/ja not_active Expired - Lifetime
- 1995-07-03 BR BR9503063A patent/BR9503063A/pt not_active IP Right Cessation
-
2007
- 2007-10-02 JP JP2007259082A patent/JP4468428B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0690623A1 (fr) | 1996-01-03 |
JP4159120B2 (ja) | 2008-10-01 |
US5970071A (en) | 1999-10-19 |
EP0690623B1 (fr) | 1999-07-21 |
DE69510870D1 (de) | 1999-08-26 |
MY121555A (en) | 2006-02-28 |
JPH08265713A (ja) | 1996-10-11 |
KR100375868B1 (ko) | 2003-05-09 |
FR2722051A1 (fr) | 1996-01-05 |
JP4468428B2 (ja) | 2010-05-26 |
KR960006589A (ko) | 1996-02-23 |
JP2008054344A (ja) | 2008-03-06 |
FR2722051B1 (fr) | 1996-08-02 |
CN1066601C (zh) | 2001-05-30 |
BR9503063A (pt) | 1996-03-12 |
DE69510870T2 (de) | 2000-01-20 |
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