Arbizzani et al., 2012 - Google Patents
Detection of closely-spaced objects by a low-cost reader at 2.45 GHzArbizzani et al., 2012
- Document ID
- 887010303365105088
- Author
- Arbizzani N
- Del Prete M
- Masotti D
- Costanzo A
- Publication year
- Publication venue
- 2012 IEEE/MTT-S International Microwave Symposium Digest
External Links
Snippet
A new long-distance microwave reading system is introduced, that we shall call RID (Remotely Identify and Detect), able to locate and identify objects in harsh indoor environments. This is obtained by augmenting standard RFID reader operations with the …
- 238000001514 detection method 0 title description 5
Classifications
-
- H—ELECTRICITY
- H01—BASIC ELECTRIC ELEMENTS
- H01Q—AERIALS
- H01Q1/00—Details of, or arrangements associated with, aerials
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
- H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
-
- H—ELECTRICITY
- H01—BASIC ELECTRIC ELEMENTS
- H01Q—AERIALS
- H01Q9/00—Electrically-short aerials having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
- H01Q9/04—Resonant aerials
- H01Q9/16—Resonant aerials with feed intermediate between the extremities of the aerial, e.g. centre-fed dipole
- H01Q9/26—Resonant aerials with feed intermediate between the extremities of the aerial, e.g. centre-fed dipole with folded element or elements, the folded parts being spaced apart a small fraction of operating wavelength
-
- H—ELECTRICITY
- H01—BASIC ELECTRIC ELEMENTS
- H01Q—AERIALS
- H01Q21/00—Aerial arrays or systems
- H01Q21/06—Arrays of individually energised active aerial units similarly polarised and spaced apart
- H01Q21/061—Two dimensional planar arrays
- H01Q21/065—Patch antenna array
-
- H—ELECTRICITY
- H01—BASIC ELECTRIC ELEMENTS
- H01Q—AERIALS
- H01Q21/00—Aerial arrays or systems
- H01Q21/06—Arrays of individually energised active aerial units similarly polarised and spaced apart
- H01Q21/20—Arrays of individually energised active aerial units similarly polarised and spaced apart the units being spaced along or adjacent to a curvilinear path
-
- H—ELECTRICITY
- H01—BASIC ELECTRIC ELEMENTS
- H01Q—AERIALS
- H01Q1/00—Details of, or arrangements associated with, aerials
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
- H01Q1/38—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support
-
- H—ELECTRICITY
- H01—BASIC ELECTRIC ELEMENTS
- H01Q—AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an aerial or aerial system
- H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an aerial or aerial system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
- H01Q3/30—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an aerial or aerial system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array
-
- H—ELECTRICITY
- H01—BASIC ELECTRIC ELEMENTS
- H01Q—AERIALS
- H01Q21/00—Aerial arrays or systems
- H01Q21/28—Combinations of substantially independent non-interacting aerial units or systems
-
- H—ELECTRICITY
- H01—BASIC ELECTRIC ELEMENTS
- H01Q—AERIALS
- H01Q21/00—Aerial arrays or systems
- H01Q21/29—Combinations of different interacting aerial units for giving a desired directional characteristic
-
- H—ELECTRICITY
- H01—BASIC ELECTRIC ELEMENTS
- H01Q—AERIALS
- H01Q21/00—Aerial arrays or systems
- H01Q21/24—Combinations of aerial elements or aerial units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
-
- H—ELECTRICITY
- H01—BASIC ELECTRIC ELEMENTS
- H01Q—AERIALS
- H01Q25/00—Aerials or aerial systems providing at least two radiating patterns
-
- H—ELECTRICITY
- H01—BASIC ELECTRIC ELEMENTS
- H01Q—AERIALS
- H01Q19/00—Combinations of primary active aerial elements and units with secondary devices, e.g. with quasi-optical devices, for giving the aerial a desired directional characteristic
Similar Documents
Publication | Publication Date | Title |
---|---|---|
Del Prete et al. | Remotely identify and detect by a compact reader with mono-pulse scanning capabilities | |
Brás et al. | A review of antennas for indoor positioning systems | |
US20070141997A1 (en) | Radio frequency identification (RFID) antenna integration techniques in mobile devices | |
Cremer et al. | Localization of passive UHF RFID tags using the AoAct transmitter beamforming technique | |
US20150269400A1 (en) | UHF RFID Reader with Improved Antenna System | |
CN101278443A (en) | antenna system | |
Bui et al. | Electronically steerable antenna array for indoor positioning system | |
Rahman et al. | Poster: Rfid based wsn communication system in interference channel | |
EP3163511A1 (en) | Multi-band rfid device | |
JP2007006239A (en) | Interrogator | |
Akbar et al. | Range improvement of backscatter radio systems at 5.8 GHz using tags with multiple antennas | |
Rahman et al. | ESPAR antenna with double ring placement of parasitic elements | |
Groth et al. | Fast calibration-free single-anchor indoor localization based on limited number of ESPAR antenna radiation patterns | |
KR20100028892A (en) | Internal antenna for tag of real time location system | |
Huang et al. | Hand-gesture sensing Doppler radar with metamaterial-based leaky-wave antennas | |
Arbizzani et al. | Detection of closely-spaced objects by a low-cost reader at 2.45 GHz | |
Huang et al. | Adaptive beam steering smart antenna system for ultra-high-frequency radio frequency identification applications | |
EP2918020A2 (en) | Rfid communication system | |
Kaushal et al. | Path loss of two-port circular-ring slot antenna for RFID applications | |
Hansen et al. | Method for controlling the angular extent of interrogation zones in RFID | |
Kubina et al. | A coherent multi-reader approach to increase the working range of passive RFID systems | |
Rahman et al. | Design of espar antenna array for high gain communication services | |
Del Prete et al. | A flag-shaped printed dipole array for ambient scanning | |
Koswatta et al. | Investigation into antenna performance on read range improvement of chipless RFID tag reader | |
US20230084483A1 (en) | Pattern reconfigurable uhf rfid reader antenna array |