ZA847909B - Surface acoustic wave passive transponder having amplitude and phase-modifying surface pads - Google Patents
Surface acoustic wave passive transponder having amplitude and phase-modifying surface padsInfo
- Publication number
- ZA847909B ZA847909B ZA847909A ZA847909A ZA847909B ZA 847909 B ZA847909 B ZA 847909B ZA 847909 A ZA847909 A ZA 847909A ZA 847909 A ZA847909 A ZA 847909A ZA 847909 B ZA847909 B ZA 847909B
- Authority
- ZA
- South Africa
- Prior art keywords
- amplitude
- phase
- acoustic wave
- passive transponder
- wave passive
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/46—Filters
- H03H9/64—Filters using surface acoustic waves
- H03H9/6406—Filters characterised by a particular frequency characteristic
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/74—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems
- G01S13/75—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems using transponders powered from received waves, e.g. using passive transponders, or using passive reflectors
- G01S13/751—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems using transponders powered from received waves, e.g. using passive transponders, or using passive reflectors wherein the responder or reflector radiates a coded signal
- G01S13/755—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems using transponders powered from received waves, e.g. using passive transponders, or using passive reflectors wherein the responder or reflector radiates a coded signal using delay lines, e.g. acoustic delay lines
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/74—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems
- G01S13/82—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein continuous-type signals are transmitted
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
- G06K7/10009—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/02—Details
- H03H9/02535—Details of surface acoustic wave devices
- H03H9/02637—Details concerning reflective or coupling arrays
- H03H9/02685—Grating lines having particular arrangements
- H03H9/0274—Intra-transducers grating lines
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
- G01S13/06—Systems determining position data of a target
- G01S13/08—Systems for measuring distance only
- G01S13/32—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated
- G01S13/34—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated using transmission of continuous, frequency-modulated waves while heterodyning the received signal, or a signal derived therefrom, with a locally-generated signal related to the contemporaneously transmitted signal
- G01S13/343—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated using transmission of continuous, frequency-modulated waves while heterodyning the received signal, or a signal derived therefrom, with a locally-generated signal related to the contemporaneously transmitted signal using sawtooth modulation
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- General Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Toxicology (AREA)
- Health & Medical Sciences (AREA)
- Computer Networks & Wireless Communication (AREA)
- Electromagnetism (AREA)
- General Health & Medical Sciences (AREA)
- Artificial Intelligence (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Theoretical Computer Science (AREA)
- Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB08425498A GB2165411B (en) | 1984-10-09 | 1984-10-09 | Surface acoustic wave passive transponder |
DE19843438050 DE3438050A1 (de) | 1984-10-09 | 1984-10-17 | Amplituden- und phasenmodifizierende verzoegerungsglieder aufweisender, passiver transponder fuer akustische oberflaechenwellen |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA847909B true ZA847909B (en) | 1985-04-10 |
Family
ID=25825724
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA847909A ZA847909B (en) | 1984-10-09 | 1984-10-09 | Surface acoustic wave passive transponder having amplitude and phase-modifying surface pads |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPH0644039B2 (xx) |
AU (1) | AU564844B2 (xx) |
CA (1) | CA1228912A (xx) |
DE (1) | DE3438050A1 (xx) |
GB (1) | GB2165411B (xx) |
ZA (1) | ZA847909B (xx) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5986382A (en) | 1997-08-18 | 1999-11-16 | X-Cyte, Inc. | Surface acoustic wave transponder configuration |
US6107910A (en) | 1996-11-29 | 2000-08-22 | X-Cyte, Inc. | Dual mode transmitter/receiver and decoder for RF transponder tags |
US6208062B1 (en) | 1997-08-18 | 2001-03-27 | X-Cyte, Inc. | Surface acoustic wave transponder configuration |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU568157B2 (en) * | 1984-10-09 | 1987-12-17 | X-Cyte Inc. | Compensating for non-linear frequency variation in a system for interrogating a transponder |
FR2619225B1 (fr) * | 1987-08-07 | 1990-05-04 | Tafani Christian | Systeme de detection, de reconnaissance et d'identification a distance. |
NZ231251A (en) * | 1988-11-04 | 1993-03-26 | Cosmo Holdings Pty Ltd | Encoding surface-acoustic-wave transponder |
DE4215744C2 (de) * | 1992-05-13 | 1997-09-18 | Brose Fahrzeugteile | Sicherheitsvorrichtung zur Begrenzung, Steuerung oder Regelung der Bewegung von fremdkraftbetätigten Teilen, insbesondere von Teilen einer Fahrzeugkarosserie |
US6701673B1 (en) | 1992-05-13 | 2004-03-09 | Brose Fahrzeugteile Gmbh & Co. Kg | Openable and closable motor vehicle window |
WO1997009596A2 (de) * | 1995-09-04 | 1997-03-13 | Siemens Aktiengesellschaft | Verfahren und sensoreinrichtung zur erfassung von betriebsdaten an bewegten/rotierenden teilen einer vorrichtung, insbesondere eines elektromotors |
GB2306821B (en) * | 1995-11-03 | 2000-05-31 | Advanced Saw Prod Sa | Electro-acoustic device |
DE19722180C2 (de) * | 1997-05-27 | 1999-07-01 | Siemens Ag | Anordnung und Verfahren zur Abstands- oder Geschwindigkeitsmessung |
US6060815A (en) | 1997-08-18 | 2000-05-09 | X-Cyte, Inc. | Frequency mixing passive transponder |
US6114971A (en) | 1997-08-18 | 2000-09-05 | X-Cyte, Inc. | Frequency hopping spread spectrum passive acoustic wave identification device |
DE19911369C2 (de) | 1999-03-15 | 2003-04-03 | Nanotron Ges Fuer Mikrotechnik | Oberflächen-Wellen-Wandler-Einrichtung sowie Identifikationssystem hiermit |
GB9911878D0 (en) * | 1999-05-22 | 1999-07-21 | Marconi Electronic Syst Ltd | Identification tag |
JP2006108766A (ja) * | 2004-09-30 | 2006-04-20 | Fuji Xerox Co Ltd | 無線応答装置および画像形成装置 |
WO2013082665A1 (en) * | 2011-12-07 | 2013-06-13 | Monash University | Rfid and apparatus and methods therefor |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3273146A (en) | 1964-08-07 | 1966-09-13 | Gen Electric | Object identifying apparatus |
GB1298381A (en) * | 1969-02-26 | 1972-11-29 | Unisearch Ltd | Passive labels for use in electronic surveillance systems |
US3706094A (en) * | 1970-02-26 | 1972-12-12 | Peter Harold Cole | Electronic surveillance system |
GB1413486A (en) * | 1972-04-26 | 1975-11-12 | Marconi Co Ltd | Oscillators including piezo electric surface wave delay devices |
JPS4953746A (xx) * | 1972-09-27 | 1974-05-24 | ||
US3845420A (en) * | 1973-03-02 | 1974-10-29 | Raytheon Co | Surface acoustic wave phase control device |
US4058217A (en) * | 1973-05-01 | 1977-11-15 | Unisearch Limited | Automatic article sorting system |
JPS5087357A (xx) * | 1973-12-05 | 1975-07-14 | ||
FR2278200A1 (fr) * | 1974-07-12 | 1976-02-06 | Thomson Csf | Dispositif electromecanique a ongles elastiques de surface |
US4096477A (en) * | 1975-10-06 | 1978-06-20 | Northwestern University | Identification system using coded passive transponders |
GB2078042B (en) * | 1980-06-13 | 1984-08-08 | Nippon Telegraph & Telephone | Surface acoustic wave resonator |
JPS5821993A (ja) * | 1981-07-31 | 1983-02-09 | Japanese National Railways<Jnr> | 遠方監視制御装置 |
-
1984
- 1984-10-08 AU AU34002/84A patent/AU564844B2/en not_active Ceased
- 1984-10-09 GB GB08425498A patent/GB2165411B/en not_active Expired
- 1984-10-09 ZA ZA847909A patent/ZA847909B/xx unknown
- 1984-10-10 CA CA000465011A patent/CA1228912A/en not_active Expired
- 1984-10-17 DE DE19843438050 patent/DE3438050A1/de active Granted
- 1984-10-26 JP JP59225649A patent/JPH0644039B2/ja not_active Expired - Lifetime
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6107910A (en) | 1996-11-29 | 2000-08-22 | X-Cyte, Inc. | Dual mode transmitter/receiver and decoder for RF transponder tags |
US7741956B1 (en) | 1996-11-29 | 2010-06-22 | X-Cyte, Inc. | Dual mode transmitter-receiver and decoder for RF transponder tags |
US5986382A (en) | 1997-08-18 | 1999-11-16 | X-Cyte, Inc. | Surface acoustic wave transponder configuration |
US6208062B1 (en) | 1997-08-18 | 2001-03-27 | X-Cyte, Inc. | Surface acoustic wave transponder configuration |
US6611224B1 (en) | 1997-08-18 | 2003-08-26 | X-Cyte, Inc. | Backscatter transponder interrogation device |
Also Published As
Publication number | Publication date |
---|---|
AU564844B2 (en) | 1987-08-27 |
DE3438050A1 (de) | 1986-04-24 |
JPS61104280A (ja) | 1986-05-22 |
CA1228912A (en) | 1987-11-03 |
GB2165411A (en) | 1986-04-09 |
DE3438050C2 (xx) | 1989-04-27 |
GB8425498D0 (en) | 1984-11-14 |
GB2165411B (en) | 1988-06-02 |
AU3400284A (en) | 1986-04-17 |
JPH0644039B2 (ja) | 1994-06-08 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GB2166616B (en) | Surface acoustic wave device | |
GB2182514B (en) | Surface acoustic wave device | |
GB2168212B (en) | Surface acoustic wave transducer | |
ZA847909B (en) | Surface acoustic wave passive transponder having amplitude and phase-modifying surface pads | |
EP0353073A3 (en) | Acoustic surface wave devices | |
GB2165424B (en) | Surface acoustic wave passive transponder | |
EP0166880A3 (en) | Surface acoustic wave device | |
GB8621935D0 (en) | Surface acoustic wave device | |
GB2206257B (en) | Surface acoustic wave device | |
EP0196770A3 (en) | Surface acoustic wave filter | |
GB2186456B (en) | Surface acoustic wave device | |
EP0313025A3 (en) | Surface acoustic wave device | |
GB2234407B (en) | Surface acoustic wave convolver | |
GB2179221B (en) | Surface acoustic wave device | |
GB2241822B (en) | Surface acoustic wave device | |
GB8811346D0 (en) | Surface acoustic wave device | |
GB2167257B (en) | Surface acoustic wave device | |
EP0163354A3 (en) | Surface acoustic wave device | |
GB2160048B (en) | Surface acoustic wave filters | |
GB2175477B (en) | Acoustic surface wave device | |
NZ209816A (en) | Surface acoustic wave delay line passive transponder | |
GB8408168D0 (en) | Surface acoustic wave device | |
GB2240891B (en) | Surface acoustic wave convolver | |
GB8817255D0 (en) | Surface acoustic wave transducer | |
PL265616A1 (en) | Acoustic surface wave angular transducer |