CN101212638B - 一种音视频信号同频谱传输方法及系统 - Google Patents
一种音视频信号同频谱传输方法及系统 Download PDFInfo
- Publication number
- CN101212638B CN101212638B CN2006101703160A CN200610170316A CN101212638B CN 101212638 B CN101212638 B CN 101212638B CN 2006101703160 A CN2006101703160 A CN 2006101703160A CN 200610170316 A CN200610170316 A CN 200610170316A CN 101212638 B CN101212638 B CN 101212638B
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- signal
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- local oscillation
- processing
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- 238000000034 method Methods 0.000 title claims abstract description 19
- 230000008054 signal transmission Effects 0.000 title claims description 11
- 230000010355 oscillation Effects 0.000 claims abstract description 32
- 238000012545 processing Methods 0.000 claims abstract description 29
- 238000001914 filtration Methods 0.000 claims description 19
- 238000001228 spectrum Methods 0.000 abstract description 4
- 230000005540 biological transmission Effects 0.000 description 9
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 5
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/65—Arrangements characterised by transmission systems for broadcast
- H04H20/67—Common-wave systems, i.e. using separate transmitters operating on substantially the same frequency
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H60/00—Arrangements for broadcast applications with a direct linking to broadcast information or broadcast space-time; Broadcast-related systems
- H04H60/02—Arrangements for generating broadcast information; Arrangements for generating broadcast-related information with a direct linking to broadcast information or to broadcast space-time; Arrangements for simultaneous generation of broadcast information and broadcast-related information
- H04H60/07—Arrangements for generating broadcast information; Arrangements for generating broadcast-related information with a direct linking to broadcast information or to broadcast space-time; Arrangements for simultaneous generation of broadcast information and broadcast-related information characterised by processes or methods for the generation
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Transmitters (AREA)
Abstract
Description
Claims (5)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2006101703160A CN101212638B (zh) | 2006-12-28 | 2006-12-28 | 一种音视频信号同频谱传输方法及系统 |
US11/849,140 US20080160944A1 (en) | 2006-12-28 | 2007-08-31 | Common-spectrum transmission method for audio and video signals and system therof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2006101703160A CN101212638B (zh) | 2006-12-28 | 2006-12-28 | 一种音视频信号同频谱传输方法及系统 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101212638A CN101212638A (zh) | 2008-07-02 |
CN101212638B true CN101212638B (zh) | 2010-09-08 |
Family
ID=39584704
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2006101703160A Active CN101212638B (zh) | 2006-12-28 | 2006-12-28 | 一种音视频信号同频谱传输方法及系统 |
Country Status (2)
Country | Link |
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US (1) | US20080160944A1 (zh) |
CN (1) | CN101212638B (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101500098B (zh) * | 2009-02-13 | 2012-05-30 | 周颖平 | 一种广播电视信号的发射方法及系统 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1313680A (zh) * | 2000-03-15 | 2001-09-19 | 杭州众力传输设备有限公司 | 调频同步广播网发射系统 |
CN200997657Y (zh) * | 2006-12-28 | 2007-12-26 | 周颖平 | 一种音视频信号同频谱传输装置 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4761821A (en) * | 1986-07-15 | 1988-08-02 | Rca Corporation | Radio frequency signal transmission system with carrier frequencies at opposite edges of the channel |
US6934524B2 (en) * | 2002-04-25 | 2005-08-23 | Agere Systems Inc. | Fine-stage automatic frequency compensation in post-detection short-range wireless applications |
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2006
- 2006-12-28 CN CN2006101703160A patent/CN101212638B/zh active Active
-
2007
- 2007-08-31 US US11/849,140 patent/US20080160944A1/en not_active Abandoned
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1313680A (zh) * | 2000-03-15 | 2001-09-19 | 杭州众力传输设备有限公司 | 调频同步广播网发射系统 |
CN200997657Y (zh) * | 2006-12-28 | 2007-12-26 | 周颖平 | 一种音视频信号同频谱传输装置 |
Also Published As
Publication number | Publication date |
---|---|
CN101212638A (zh) | 2008-07-02 |
US20080160944A1 (en) | 2008-07-03 |
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Owner name: NANJING COMMON-FREQUENCY MICROWAVETECHNOLOGY CO., Free format text: FORMER OWNER: ZHOU YINGPING Effective date: 20100108 |
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Effective date of registration: 20100108 Address after: J03-B, Xiao Liu Industrial Park, 22 North Liuzhou Road, Nanjing hi tech Development Zone, Jiangsu Province, China: 210031 Applicant after: Nanjing Tongpin Microwave Technology Co., Ltd. Address before: The postcode of No. 61, 18, Xuchang, Henan, China (461000) Applicant before: Zhou Yingping |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
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Owner name: ZHENGZHOU BEES NETS MEDIA CO., LTD. Free format text: FORMER OWNER: NANJING SAME FREQUENCY MICROWAVE TECHNOLOGY CO., LTD. Effective date: 20120724 |
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Free format text: CORRECT: ADDRESS; FROM: 210031 NANJING, JIANGSU PROVINCE TO: 461000 XUCHANG, HENAN PROVINCE |
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Effective date of registration: 20120724 Address after: 6, building 461000, CCB building, 2 Datong Street, Henan, Xuchang Patentee after: Zhengzhou bee Net Media Co., Ltd. Address before: 210031 J03-B, Liu Xiao Industrial Park, 22 North Liuzhou Road, Nanjing hi tech Development Zone, Jiangsu, China Patentee before: Nanjing Tongpin Microwave Technology Co., Ltd. |
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Owner name: BEIJING ZHONGSHI TONGPIN TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: ZHENGZHOU BEES NETS MEDIA CO., LTD. Effective date: 20150727 |
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Effective date of registration: 20150727 Address after: 100038 Central People's broadcasting station, 2 Fuxing street, Beijing, Xicheng District Patentee after: Beijing same frequency technology Co., Ltd. Address before: 6, building 461000, CCB building, 2 Datong Street, Henan, Xuchang Patentee before: Zhengzhou bee Net Media Co., Ltd. |