ATE550857T1 - Verfahren zum dynamischen steuern der fokussierung eines vorentzerrten zeitumkehrsignals - Google Patents
Verfahren zum dynamischen steuern der fokussierung eines vorentzerrten zeitumkehrsignalsInfo
- Publication number
- ATE550857T1 ATE550857T1 AT09769544T AT09769544T ATE550857T1 AT E550857 T1 ATE550857 T1 AT E550857T1 AT 09769544 T AT09769544 T AT 09769544T AT 09769544 T AT09769544 T AT 09769544T AT E550857 T1 ATE550857 T1 AT E550857T1
- Authority
- AT
- Austria
- Prior art keywords
- destination
- communicating entity
- antenna
- source
- time reversal
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L25/03343—Arrangements at the transmitter end
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/309—Measuring or estimating channel quality parameters
- H04B17/318—Received signal strength
-
- 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
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
- H04L1/0026—Transmission of channel quality indication
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/0202—Channel estimation
- H04L25/0204—Channel estimation of multiple channels
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/0202—Channel estimation
- H04L25/0212—Channel estimation of impulse response
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/0202—Channel estimation
- H04L25/0224—Channel estimation using sounding signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L25/03012—Arrangements for removing intersymbol interference operating in the time domain
- H04L25/03019—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception
-
- 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
- H04L5/14—Two-way operation using the same type of signal, i.e. duplex
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/20—Monitoring; Testing of receivers
- H04B17/27—Monitoring; Testing of receivers for locating or positioning the transmitter
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L2025/0335—Arrangements for removing intersymbol interference characterised by the type of transmission
- H04L2025/03426—Arrangements for removing intersymbol interference characterised by the type of transmission transmission using multiple-input and multiple-output channels
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L2025/03777—Arrangements for removing intersymbol interference characterised by the signalling
- H04L2025/03802—Signalling on the reverse channel
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Power Engineering (AREA)
- Quality & Reliability (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Mobile Radio Communication Systems (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0854358A FR2933252A1 (fr) | 2008-06-27 | 2008-06-27 | Procede de controle dynamique de la focalisation d'un signal pre-egalise par retournement temporel |
PCT/FR2009/051237 WO2009156703A2 (fr) | 2008-06-27 | 2009-06-26 | Procede de contrôle dynamique de la focalisation d'un signal pre-egalise par retournement temporel |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE550857T1 true ATE550857T1 (de) | 2012-04-15 |
Family
ID=40599964
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT09769544T ATE550857T1 (de) | 2008-06-27 | 2009-06-26 | Verfahren zum dynamischen steuern der fokussierung eines vorentzerrten zeitumkehrsignals |
Country Status (7)
Country | Link |
---|---|
US (1) | US8457217B2 (de) |
EP (1) | EP2316208B1 (de) |
CN (1) | CN102138309B (de) |
AT (1) | ATE550857T1 (de) |
ES (1) | ES2384151T3 (de) |
FR (1) | FR2933252A1 (de) |
WO (1) | WO2009156703A2 (de) |
Families Citing this family (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ES2448947T3 (es) * | 2008-06-27 | 2014-03-17 | Orange | Procedimiento de estimación de la calidad de focalización de una señal pre-ecualizada por retorno temporal |
US9882675B2 (en) | 2013-08-16 | 2018-01-30 | Origin Wireless, Inc. | Time-reversal wireless systems having asymmetric architecture |
US10168414B2 (en) | 2014-07-17 | 2019-01-01 | Origin Wireless, Inc. | Wireless signals and techniques for determining locations of objects in multi-path environments |
US10609711B1 (en) | 2015-03-05 | 2020-03-31 | Origin Wireless, Inc. | Time-reversal scalability for high network densification |
US11025475B2 (en) | 2012-12-05 | 2021-06-01 | Origin Wireless, Inc. | Method, apparatus, server, and systems of time-reversal technology |
US10440705B2 (en) | 2012-12-05 | 2019-10-08 | Origin Wireless, Inc. | Method, apparatus, server, and systems of time-reversal technology |
US9559874B2 (en) | 2013-08-16 | 2017-01-31 | Origin Wireless, Inc. | Multiuser time-reversal division multiple access uplink system with parallel interference cancellation |
US9686054B2 (en) | 2014-07-17 | 2017-06-20 | Origin Wireless, Inc. | Joint waveform design and interference pre-cancellation for time-reversal systems |
US10447094B2 (en) | 2016-05-03 | 2019-10-15 | Origin Wireless, Inc. | Method, system, and apparatus for wireless power transmission based on power waveforming |
US9883511B1 (en) | 2012-12-05 | 2018-01-30 | Origin Wireless, Inc. | Waveform design for time-reversal systems |
US10129862B1 (en) | 2016-02-16 | 2018-11-13 | Origin Wireless, Inc. | Methods, devices, apparatus, and systems for medium access control in wireless communication systems utilizing spatial focusing effect |
US9226304B2 (en) | 2014-03-10 | 2015-12-29 | Origin Wireless, Inc. | Time-reversal wireless paradigm for internet of things |
US9887864B1 (en) | 2014-03-10 | 2018-02-06 | Origin Wireless, Inc. | Methods, devices and systems of heterogeneous time-reversal paradigm enabling direct connectivity in internet of things |
US9407306B2 (en) | 2014-04-25 | 2016-08-02 | Origin Wireless, Inc. | Quadrature amplitude modulation for time-reversal systems |
US10291460B2 (en) | 2012-12-05 | 2019-05-14 | Origin Wireless, Inc. | Method, apparatus, and system for wireless motion monitoring |
US8411765B2 (en) | 2008-10-10 | 2013-04-02 | Ziva Corporation | Techniques and systems for wireless communications |
WO2011029075A2 (en) | 2009-09-03 | 2011-03-10 | Ziva Corporation | Techniques and systems for communications based on time reversal pre-coding |
WO2013013407A1 (en) * | 2011-07-28 | 2013-01-31 | Empire Technology Development Llc | User-focusing technique for wireless communication systems |
FR2985152A1 (fr) | 2011-12-23 | 2013-06-28 | France Telecom | Procede de groupement de couples emetteur-recepteur pour communiquer sur un reseau de communications |
FR2985120A1 (fr) | 2011-12-23 | 2013-06-28 | France Telecom | Procedes d'emission et de reception de symboles de donnees |
FR2985134A1 (fr) * | 2011-12-23 | 2013-06-28 | France Telecom | Procede d'emission d'au moins un signal multi-porteuse forme de symboles ofdm-oqam |
US10270642B2 (en) | 2012-12-05 | 2019-04-23 | Origin Wireless, Inc. | Method, apparatus, and system for object tracking and navigation |
US10122409B2 (en) | 2012-12-03 | 2018-11-06 | University Of Maryland At College Park | Systems and methods for time-reversal division multiple access wireless broadband communications |
US10009148B1 (en) | 2015-01-22 | 2018-06-26 | Origin Wireless, Inc. | Time-reversal technologies for hybrid wireless networks |
US9313020B2 (en) | 2014-02-19 | 2016-04-12 | Origin Wireless, Inc. | Handshaking protocol for time-reversal system |
US10327213B1 (en) | 2015-10-01 | 2019-06-18 | Origin Wireless, Inc. | Time-reversal communication systems |
EP3387849A4 (de) | 2015-12-09 | 2019-11-27 | Origin Wireless, Inc. | Verfahren, vorrichtung und systeme zur drahtlosereigniserkennung und -überwachung |
CN105827296B (zh) * | 2016-05-23 | 2018-12-18 | 电子科技大学 | 一种基于2bit反馈协作波束成形方法 |
CN107666453B (zh) * | 2016-07-28 | 2021-05-18 | 上海诺基亚贝尔股份有限公司 | 发射器和相应的方法 |
US11234104B2 (en) | 2019-09-25 | 2022-01-25 | Qualcomm Incorporated | Time reversal for positioning |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7099597B2 (en) * | 2000-08-25 | 2006-08-29 | Pts Corporation | Method of adaptive signal degradation compensation |
US7096034B2 (en) * | 2001-10-01 | 2006-08-22 | Microsoft Corporation | System and method for reducing power consumption for wireless communications by mobile devices |
US7460605B2 (en) * | 2001-11-15 | 2008-12-02 | Lawrence Livermore National Security, Llc | Time reversal communication system |
KR100469245B1 (ko) * | 2001-12-07 | 2005-02-02 | 엘지전자 주식회사 | 순방향 링크 전력 제어 방법 |
FI20040269A0 (fi) * | 2004-02-20 | 2004-02-20 | Nokia Corp | Tiedonsiirtomenetelmä ja -järjestelmä, tukiasema ja lähetin-vastaanotin |
US7916681B2 (en) * | 2005-05-20 | 2011-03-29 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and apparatus for communication channel error rate estimation |
-
2008
- 2008-06-27 FR FR0854358A patent/FR2933252A1/fr active Pending
-
2009
- 2009-06-26 AT AT09769544T patent/ATE550857T1/de active
- 2009-06-26 US US12/996,802 patent/US8457217B2/en active Active
- 2009-06-26 EP EP09769544A patent/EP2316208B1/de active Active
- 2009-06-26 ES ES09769544T patent/ES2384151T3/es active Active
- 2009-06-26 CN CN200980133604.0A patent/CN102138309B/zh active Active
- 2009-06-26 WO PCT/FR2009/051237 patent/WO2009156703A2/fr active Application Filing
Also Published As
Publication number | Publication date |
---|---|
CN102138309B (zh) | 2014-06-18 |
ES2384151T3 (es) | 2012-07-02 |
WO2009156703A3 (fr) | 2010-07-08 |
FR2933252A1 (fr) | 2010-01-01 |
EP2316208A2 (de) | 2011-05-04 |
WO2009156703A2 (fr) | 2009-12-30 |
CN102138309A (zh) | 2011-07-27 |
US8457217B2 (en) | 2013-06-04 |
US20110103457A1 (en) | 2011-05-05 |
EP2316208B1 (de) | 2012-03-21 |
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