GB202016717D0 - Long range ambient backscatter apparatus - Google Patents

Long range ambient backscatter apparatus

Info

Publication number
GB202016717D0
GB202016717D0 GBGB2016717.7A GB202016717A GB202016717D0 GB 202016717 D0 GB202016717 D0 GB 202016717D0 GB 202016717 A GB202016717 A GB 202016717A GB 202016717 D0 GB202016717 D0 GB 202016717D0
Authority
GB
United Kingdom
Prior art keywords
long range
ambient backscatter
range ambient
backscatter apparatus
long
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
GBGB2016717.7A
Other versions
GB2597337A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Heriot Watt University
Original Assignee
Heriot Watt University
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Heriot Watt University filed Critical Heriot Watt University
Publication of GB202016717D0 publication Critical patent/GB202016717D0/en
Priority to PCT/GB2021/051835 priority Critical patent/WO2022013572A2/en
Publication of GB2597337A publication Critical patent/GB2597337A/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • H04B1/69—Spread spectrum techniques
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • 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
    • 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
    • H04B1/69—Spread spectrum techniques
    • H04B2001/6912—Spread spectrum techniques using chirp

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Radar Systems Or Details Thereof (AREA)
GB2016717.7A 2020-07-16 2020-10-21 Long range ambient backscatter apparatus Pending GB2597337A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/GB2021/051835 WO2022013572A2 (en) 2020-07-16 2021-07-16 Long range ambient backscatter apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GR20200100416 2020-07-16

Publications (2)

Publication Number Publication Date
GB202016717D0 true GB202016717D0 (en) 2020-12-02
GB2597337A GB2597337A (en) 2022-01-26

Family

ID=73598404

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2016717.7A Pending GB2597337A (en) 2020-07-16 2020-10-21 Long range ambient backscatter apparatus

Country Status (2)

Country Link
GB (1) GB2597337A (en)
WO (1) WO2022013572A2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113542182A (en) * 2021-07-14 2021-10-22 电子科技大学 Device for passively increasing backscattering 2ASK modulation transmission distance
CN113542183A (en) * 2021-07-14 2021-10-22 电子科技大学 Passive device for increasing backscattering 4QAM modulation transmission distance

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117914349A (en) * 2022-10-11 2024-04-19 中国电信股份有限公司 Method, device and symbiotic system for adjusting spreading factor

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3264622B1 (en) * 2016-07-01 2019-03-27 Semtech Corporation Low complexity, low power and long range radio receiver
EP3529902B1 (en) * 2016-10-18 2021-06-09 University of Washington Backscatter systems, devices, and techniques utilizing css modulation and/or higher order harmonic cancellation

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113542182A (en) * 2021-07-14 2021-10-22 电子科技大学 Device for passively increasing backscattering 2ASK modulation transmission distance
CN113542183A (en) * 2021-07-14 2021-10-22 电子科技大学 Passive device for increasing backscattering 4QAM modulation transmission distance
CN113542183B (en) * 2021-07-14 2022-04-15 电子科技大学 Passive device for increasing backscattering 4QAM modulation transmission distance
CN113542182B (en) * 2021-07-14 2022-04-15 电子科技大学 Device for passively increasing backscattering 2ASK modulation transmission distance

Also Published As

Publication number Publication date
GB2597337A (en) 2022-01-26
WO2022013572A2 (en) 2022-01-20
WO2022013572A3 (en) 2022-03-10

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