BR9503829A - Transmissor para uso em vigilancia eletronica de artigos e tranmissor pulsante para vigilancia eletronica de artigos - Google Patents

Transmissor para uso em vigilancia eletronica de artigos e tranmissor pulsante para vigilancia eletronica de artigos

Info

Publication number
BR9503829A
BR9503829A BR9503829A BR9503829A BR9503829A BR 9503829 A BR9503829 A BR 9503829A BR 9503829 A BR9503829 A BR 9503829A BR 9503829 A BR9503829 A BR 9503829A BR 9503829 A BR9503829 A BR 9503829A
Authority
BR
Brazil
Prior art keywords
articles
transmitter
electronic surveillance
pulsed
surveillance
Prior art date
Application number
BR9503829A
Other languages
English (en)
Inventor
Brent Balch
Steve Embling
Dave Roberson
Original Assignee
Sensormatic Electronics Corp
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 Sensormatic Electronics Corp filed Critical Sensormatic Electronics Corp
Publication of BR9503829A publication Critical patent/BR9503829A/pt

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/22—Electrical actuation
    • G08B13/24—Electrical actuation by interference with electromagnetic field distribution
    • G08B13/2402—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting
    • G08B13/2465—Aspects related to the EAS system, e.g. system components other than tags
    • G08B13/2468—Antenna in system and the related signal processing
    • G08B13/2471—Antenna signal processing by receiver or emitter

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Computer Security & Cryptography (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Amplifiers (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Near-Field Transmission Systems (AREA)
  • Transmitters (AREA)
BR9503829A 1994-08-30 1995-08-29 Transmissor para uso em vigilancia eletronica de artigos e tranmissor pulsante para vigilancia eletronica de artigos BR9503829A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/297,809 US5640693A (en) 1994-08-30 1994-08-30 Transmitter for pulsed electronic article surveillance systems

Publications (1)

Publication Number Publication Date
BR9503829A true BR9503829A (pt) 1996-09-10

Family

ID=23147845

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9503829A BR9503829A (pt) 1994-08-30 1995-08-29 Transmissor para uso em vigilancia eletronica de artigos e tranmissor pulsante para vigilancia eletronica de artigos

Country Status (6)

Country Link
US (1) US5640693A (pt)
EP (1) EP0701234B1 (pt)
JP (1) JPH0897732A (pt)
BR (1) BR9503829A (pt)
CA (1) CA2149500C (pt)
DE (1) DE69509609T2 (pt)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2744578B1 (fr) * 1996-02-06 1998-04-30 Motorola Semiconducteurs Amlificateur hautes frequences
US5990791A (en) 1997-10-22 1999-11-23 William B. Spargur Anti-theft detection system
US5969659A (en) * 1997-11-28 1999-10-19 Sensormatic Electronics Corporation Analog to digital converters with extended dynamic range
US6118378A (en) * 1997-11-28 2000-09-12 Sensormatic Electronics Corporation Pulsed magnetic EAS system incorporating single antenna with independent phasing
US6188310B1 (en) 1997-11-28 2001-02-13 Sensormatic Electronics Corporation Natural frequency measurement of magnetic markers
US5995002A (en) * 1997-11-28 1999-11-30 Sensormatic Electronics Corporation Line synchronized delays for multiple pulsed EAS systems
US5909178A (en) * 1997-11-28 1999-06-01 Sensormatic Electronics Corporation Signal detection in high noise environments
TW512595B (en) * 1999-03-04 2002-12-01 Benq Corp Signal transmission circuit for wireless cellular phone
US6750768B2 (en) 2002-04-15 2004-06-15 Wg Security Products, Inc. EAS system employing pseudorandom coding system and method
US6753821B2 (en) * 2002-04-22 2004-06-22 Wg Security Products, Inc. Method and arrangement of antenna system of EAS
US20040075740A1 (en) * 2002-10-18 2004-04-22 Murakami Corporation Transmitter for surveillance camera system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3714653A (en) * 1967-12-20 1973-01-30 Gen Electric Radar system
US4268797A (en) * 1979-03-28 1981-05-19 Westinghouse Electric Corp. Self-pulsed microwave power amplifier
US5239696A (en) * 1991-10-15 1993-08-24 Sensormatic Electronics Corporation Linear power amplifier utilizing current feedback

Also Published As

Publication number Publication date
DE69509609D1 (de) 1999-06-17
CA2149500C (en) 2004-01-27
EP0701234B1 (en) 1999-05-12
DE69509609T2 (de) 1999-11-11
EP0701234A1 (en) 1996-03-13
JPH0897732A (ja) 1996-04-12
US5640693A (en) 1997-06-17
CA2149500A1 (en) 1996-03-01

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Legal Events

Date Code Title Description
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FF Decision: intention to grant
FG9A Patent or certificate of addition granted
B24C Patent annual fee: request for for restoration

Free format text: REFERENTE A 9A, 10A, 11A, 12A, 13A E 14A ANUIDADE(S).

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: EXTINGUE-SE A PATENTE EM VIRTUDE DO DISPOSTO NO ART. 78, INCISO IV, DA LPI 9.279, REFERENTE AO DESPACHO PUBLICADO NA RPI 2052 DE 04/05/2010 E O NAO RECOLHIMENTO DA 15A, 16A, 17A E 18A ANUIDADES.