IN2014DN09477A - - Google Patents
Info
- Publication number
- IN2014DN09477A IN2014DN09477A IN9477DEN2014A IN2014DN09477A IN 2014DN09477 A IN2014DN09477 A IN 2014DN09477A IN 9477DEN2014 A IN9477DEN2014 A IN 9477DEN2014A IN 2014DN09477 A IN2014DN09477 A IN 2014DN09477A
- Authority
- IN
- India
Links
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/2208—Supports; Mounting means by structural association with other equipment or articles associated with components used in interrogation type services, i.e. in systems for information exchange between an interrogator/reader and a tag/transponder, e.g. in Radio Frequency Identification [RFID] systems
- H01Q1/2225—Supports; Mounting means by structural association with other equipment or articles associated with components used in interrogation type services, i.e. in systems for information exchange between an interrogator/reader and a tag/transponder, e.g. in Radio Frequency Identification [RFID] systems used in active tags, i.e. provided with its own power source or in passive tags, i.e. deriving power from RF signal
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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
- H04B1/59—Responders; Transponders
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/0701—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips at least one of the integrated circuit chips comprising an arrangement for power management
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/0723—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips the record carrier comprising an arrangement for non-contact communication, e.g. wireless communication circuits on transponder cards, non-contact smart cards or RFIDs
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/005—Control of transmission; Equalising
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
- H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
Landscapes
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Signal Processing (AREA)
- Near-Field Transmission Systems (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US13/470,709 US8590790B1 (en) | 2012-05-14 | 2012-05-14 | Method and apparatus for generating dedicated data channels in backscatter RFID systems |
| PCT/CA2012/000567 WO2013170337A1 (fr) | 2012-05-14 | 2012-06-11 | Appareil de génération de canaux de données dédiés dans un système rfid à rétrodiffusion utilisant un modulateur delta-sigma passe-bas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IN2014DN09477A true IN2014DN09477A (fr) | 2015-07-17 |
Family
ID=49547883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IN9477DEN2014 IN2014DN09477A (fr) | 2012-05-14 | 2014-11-11 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US8590790B1 (fr) |
| EP (2) | EP3258608B1 (fr) |
| JP (1) | JP5969692B2 (fr) |
| KR (2) | KR20150003823A (fr) |
| CN (1) | CN104285381B (fr) |
| IN (1) | IN2014DN09477A (fr) |
| WO (1) | WO2013170337A1 (fr) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9178731B2 (en) * | 2012-07-11 | 2015-11-03 | Tag-Comm Inc. | Transmission apparatus for a wireless device using delta-sigma modulation |
| US9349029B2 (en) | 2012-07-11 | 2016-05-24 | Tag-Comm Inc. | Transmission apparatus for a wireless device |
| KR20170060089A (ko) | 2014-09-22 | 2017-05-31 | 디알엔씨 홀딩스, 인크. | 델타-시그마 변조를 사용하는 무선 디바이스용 송신 장치 |
| US10079616B2 (en) | 2014-12-19 | 2018-09-18 | University Of Washington | Devices and methods for backscatter communication using one or more wireless communication protocols including bluetooth low energy examples |
| US10873363B2 (en) | 2015-08-12 | 2020-12-22 | University Of Washington | Backscatter devices and network systems incorporating backscatter devices |
| EP3408681B1 (fr) * | 2016-01-26 | 2024-01-24 | University of Washington | Dispositifs de rétrodiffusion comprenant des exemples de fonctionnement à bande latérale unique |
| EP3529902B1 (fr) | 2016-10-18 | 2021-06-09 | University of Washington | Systèmes, dispositifs et techniques de rétrodiffusion utilisant une modulation css et/ou une suppression d'harmoniques d'ordre supérieur |
| US11212479B2 (en) | 2017-04-06 | 2021-12-28 | University Of Washington | Image and/or video transmission using backscatter devices |
| EP3729754A1 (fr) * | 2017-12-22 | 2020-10-28 | Telefonaktiebolaget LM Ericsson (publ) | Système, noeud de réseau, dispositif sans fil, procédé et programme informatique pour une opération de rétrodiffusion à faible puissance |
| CN109218240A (zh) * | 2018-10-22 | 2019-01-15 | 清华大学 | 一种环境反向散射通信系统中的信号发送与检测方法 |
| EP3900198B1 (fr) | 2018-12-18 | 2023-09-20 | Telefonaktiebolaget Lm Ericsson (Publ) | Modulateur à multiples sous-porteuses, dispositif de rétrodiffusion et dispositif concentrateur dans un système de communication à rétrodiffusion |
| CN109495412B (zh) * | 2019-01-14 | 2019-11-15 | 电子科技大学 | 基于mpsk载波的反向散射通信系统接收机设计方法 |
| WO2021060694A1 (fr) | 2019-09-24 | 2021-04-01 | 한국과학기술원 | Dispositif de conversion de schéma de modulation et passerelle |
| KR102651909B1 (ko) * | 2020-12-28 | 2024-03-27 | 한국과학기술원 | 임피던스 측정 장치 및 임피던스 측정 방법 |
| CN113676263B (zh) * | 2021-08-10 | 2022-12-16 | 华南理工大学 | 基于超声波反向散射的人体内通信装置及方法 |
| CN117319156A (zh) * | 2022-06-16 | 2023-12-29 | 华为技术有限公司 | 一种通信方法及通信装置 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6243012B1 (en) * | 1996-12-31 | 2001-06-05 | Lucent Technologies Inc. | Inexpensive modulated backscatter reflector |
| US6054925A (en) * | 1997-08-27 | 2000-04-25 | Data Investments Limited | High impedance transponder with improved backscatter modulator for electronic identification system |
| US6920315B1 (en) * | 2000-03-22 | 2005-07-19 | Ericsson Inc. | Multiple antenna impedance optimization |
| DE10331319B4 (de) * | 2003-07-10 | 2012-09-13 | Siemens Ag | Verfahren zur Steuerung der einer Mobilstation zugeordneten Funkressourcen und Funk-Kommunikationssystem |
| WO2005015764A1 (fr) | 2003-08-11 | 2005-02-17 | Sony Corporation | Systeme et dispositif de communications radio |
| JP4020096B2 (ja) * | 2004-05-11 | 2007-12-12 | ソニー株式会社 | 無線通信システム、無線通信装置及び無線通信方法 |
| US20060220794A1 (en) * | 2005-04-04 | 2006-10-05 | Jeffrey Zhu | Phase modulation for backscatter transponders |
| JP4355711B2 (ja) * | 2006-04-20 | 2009-11-04 | フェリカネットワークス株式会社 | 情報処理端末,icカード,携帯型通信装置,無線通信方法,およびプログラム |
-
2012
- 2012-05-14 US US13/470,709 patent/US8590790B1/en active Active
- 2012-06-11 WO PCT/CA2012/000567 patent/WO2013170337A1/fr not_active Ceased
- 2012-06-11 CN CN201280073139.8A patent/CN104285381B/zh active Active
- 2012-06-11 EP EP17183994.7A patent/EP3258608B1/fr active Active
- 2012-06-11 KR KR1020147032170A patent/KR20150003823A/ko not_active Withdrawn
- 2012-06-11 JP JP2015510582A patent/JP5969692B2/ja active Active
- 2012-06-11 KR KR1020177001734A patent/KR101789477B1/ko active Active
- 2012-06-11 EP EP12876621.9A patent/EP2850735B1/fr active Active
-
2014
- 2014-11-11 IN IN9477DEN2014 patent/IN2014DN09477A/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| KR20170010451A (ko) | 2017-01-31 |
| EP2850735A1 (fr) | 2015-03-25 |
| EP2850735A4 (fr) | 2016-01-20 |
| US20130299579A1 (en) | 2013-11-14 |
| CN104285381B (zh) | 2016-07-06 |
| JP2015526918A (ja) | 2015-09-10 |
| KR20150003823A (ko) | 2015-01-09 |
| KR101789477B1 (ko) | 2017-10-23 |
| CN104285381A (zh) | 2015-01-14 |
| US8590790B1 (en) | 2013-11-26 |
| JP5969692B2 (ja) | 2016-08-17 |
| EP3258608A1 (fr) | 2017-12-20 |
| EP2850735B1 (fr) | 2017-08-02 |
| WO2013170337A1 (fr) | 2013-11-21 |
| EP3258608B1 (fr) | 2019-07-31 |