CN101499963A - Method and apparatus for downlink transmission - Google Patents
Method and apparatus for downlink transmission Download PDFInfo
- Publication number
- CN101499963A CN101499963A CNA2008100575747A CN200810057574A CN101499963A CN 101499963 A CN101499963 A CN 101499963A CN A2008100575747 A CNA2008100575747 A CN A2008100575747A CN 200810057574 A CN200810057574 A CN 200810057574A CN 101499963 A CN101499963 A CN 101499963A
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 25
- 238000000034 method Methods 0.000 title claims abstract description 22
- 230000011664 signaling Effects 0.000 claims abstract description 59
- 238000013507 mapping Methods 0.000 claims abstract description 53
- 238000012546 transfer Methods 0.000 claims description 17
- 239000000969 carrier Substances 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 125000004122 cyclic group Chemical group 0.000 description 2
- 238000010295 mobile communication Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003760 hair shine Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2602—Signal structure
- H04L27/261—Details of reference signals
- H04L27/2613—Structure of the reference signals
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/0001—Arrangements for dividing the transmission path
- H04L5/0003—Two-dimensional division
- H04L5/0005—Time-frequency
- H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
Claims (8)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2008100575747A CN101499963B (en) | 2008-02-03 | 2008-02-03 | Method and apparatus for downlink transmission |
PCT/CN2009/070348 WO2009097821A1 (en) | 2008-02-03 | 2009-02-03 | Method and device for downlink transmission |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2008100575747A CN101499963B (en) | 2008-02-03 | 2008-02-03 | Method and apparatus for downlink transmission |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101499963A true CN101499963A (en) | 2009-08-05 |
CN101499963B CN101499963B (en) | 2011-07-20 |
Family
ID=40946849
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2008100575747A Active CN101499963B (en) | 2008-02-03 | 2008-02-03 | Method and apparatus for downlink transmission |
Country Status (2)
Country | Link |
---|---|
CN (1) | CN101499963B (en) |
WO (1) | WO2009097821A1 (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2015123843A1 (en) * | 2014-02-20 | 2015-08-27 | 华为技术有限公司 | Resource scheduling method, data transmission method, and device |
CN106559204A (en) * | 2015-09-29 | 2017-04-05 | 电信科学技术研究院 | A kind of collocation method and device of pilot tone |
WO2018145467A1 (en) * | 2017-02-10 | 2018-08-16 | 深圳市金立通信设备有限公司 | Pilot processing method and device |
CN109075931A (en) * | 2016-05-06 | 2018-12-21 | 华为技术有限公司 | A kind of reference signal transmission method and device |
US10333666B2 (en) | 2014-03-17 | 2019-06-25 | Zte Corporation | Method and device for transmitting data |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101009513B (en) * | 2006-01-26 | 2013-02-13 | 上海原动力通信科技有限公司 | Cell synchronization method and initial cell searching method for broadband time-division dual-duplex cellular system |
US7675846B2 (en) * | 2006-06-23 | 2010-03-09 | Telefonaktiebolaget L M Ericsson (Publ) | Method and system for using the synchronization channel to obtain measurements in a cellular communications system |
CN101114877B (en) * | 2007-03-12 | 2010-12-08 | 中兴通讯股份有限公司 | Enhanced synchronous channel transmitting method |
CN100502282C (en) * | 2007-03-28 | 2009-06-17 | 中兴通讯股份有限公司 | Transmission method of synchronization signal of time-division duplex system |
CN101102148A (en) * | 2007-08-08 | 2008-01-09 | 中兴通讯股份有限公司 | A method for transmitting downlink signals of time division duplex system |
CN101222274B (en) * | 2008-01-25 | 2013-02-27 | 中兴通讯股份有限公司 | Synchronous signal transmission method and device in TDD system |
CN101222273A (en) * | 2008-01-29 | 2008-07-16 | 中兴通讯股份有限公司 | Signal transmission method of physical control format indication channel in descending pilot frequency time slot |
CN101227260B (en) * | 2008-01-30 | 2015-06-03 | 中兴通讯股份有限公司 | Method for sending physics combining retransmission indicating channel signal in downlink pilot frequency time slot |
-
2008
- 2008-02-03 CN CN2008100575747A patent/CN101499963B/en active Active
-
2009
- 2009-02-03 WO PCT/CN2009/070348 patent/WO2009097821A1/en active Application Filing
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2015123843A1 (en) * | 2014-02-20 | 2015-08-27 | 华为技术有限公司 | Resource scheduling method, data transmission method, and device |
US10333666B2 (en) | 2014-03-17 | 2019-06-25 | Zte Corporation | Method and device for transmitting data |
CN106559204A (en) * | 2015-09-29 | 2017-04-05 | 电信科学技术研究院 | A kind of collocation method and device of pilot tone |
US10651997B2 (en) | 2015-09-29 | 2020-05-12 | China Academy Of Telecommunications Technology | Pilot signal configuration method and device |
CN106559204B (en) * | 2015-09-29 | 2020-05-26 | 电信科学技术研究院 | Pilot frequency configuration method and device |
CN109075931A (en) * | 2016-05-06 | 2018-12-21 | 华为技术有限公司 | A kind of reference signal transmission method and device |
CN109075931B (en) * | 2016-05-06 | 2020-11-17 | 华为技术有限公司 | Reference signal transmission method and device |
US10979187B2 (en) | 2016-05-06 | 2021-04-13 | Huawei Technologies Co., Ltd. | Reference signal transmission method and apparatus |
WO2018145467A1 (en) * | 2017-02-10 | 2018-08-16 | 深圳市金立通信设备有限公司 | Pilot processing method and device |
Also Published As
Publication number | Publication date |
---|---|
CN101499963B (en) | 2011-07-20 |
WO2009097821A1 (en) | 2009-08-13 |
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Owner name: INST OF TELECOMMUNICATION SCIENCE AND TECHNOLGOY Free format text: FORMER OWNER: DATANG MOBILE COMMUNICATION EQUIPMENT CO., LTD. Effective date: 20110620 |
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Free format text: CORRECT: ADDRESS; FROM: 100083 NO. 29, XUEYUAN ROAD, HAIDIAN DISTRICT, BEIJING TO: 100191 NO. 40, XUEYUAN ROAD, HAIDIAN DISTRICT, BEIJING |
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TA01 | Transfer of patent application right |
Effective date of registration: 20110620 Address after: 100191 Haidian District, Xueyuan Road, No. 40, Applicant after: CHINA ACADEMY OF TELECOMMUNICATIONS TECHNOLOGY Address before: 100083 Haidian District, Xueyuan Road, No. 29, Applicant before: DATANG MOBILE COMMUNICATIONS EQUIPMENT Co.,Ltd. |
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CP01 | Change in the name or title of a patent holder |
Address after: 100191 No. 40, Haidian District, Beijing, Xueyuan Road Patentee after: CHINA ACADEMY OF TELECOMMUNICATIONS TECHNOLOGY Address before: 100191 No. 40, Haidian District, Beijing, Xueyuan Road Patentee before: CHINA ACADEMY OF TELECOMMUNICATIONS TECHNOLOGY |
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CP01 | Change in the name or title of a patent holder | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20210604 Address after: 100085 1st floor, building 1, yard 5, Shangdi East Road, Haidian District, Beijing Patentee after: DATANG MOBILE COMMUNICATIONS EQUIPMENT Co.,Ltd. Address before: 100191 No. 40, Haidian District, Beijing, Xueyuan Road Patentee before: CHINA ACADEMY OF TELECOMMUNICATIONS TECHNOLOGY |