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Fingerprint sensor element 원문보기

IPC분류정보
국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판)
  • G06K-009/00
출원번호 US-0629328 (2004-06-18)
등록번호 US7864992 (2010-12-20)
국제출원번호 PCT/SE2004/000985 (2004-06-18)
§371/§102 date 20061211 (20061211)
국제공개번호 WO05/124659 (2005-12-29)
발명자 / 주소
  • Riedijk, Frank Robert
  • Hammersberg, Johan
출원인 / 주소
  • Fingerprint Cards AB
대리인 / 주소
    Schwegman, Lundberg & Woessner, P.A.
인용정보 피인용 횟수 : 43  인용 특허 : 13

초록

The present invention relates to a fingerprint sensor element, comprising a sensor electrode formed in an upper conducting layer, a lower electrode formed in a lower conducting layer and at least one insulating layer between the upper conducting layer and the lower conducting layer. It further compr

대표청구항

The invention claimed is: 1. A fingerprint sensor element, comprising:a fingerprint sensor electrode formed in an upper conducting layer,a lower electrode formed in a lower conducting layer,at least one insulating layer between the upper conducting layer and the lower conducting layer,a charge ampli

이 특허에 인용된 특허 (13)

  1. Yano, Motoyasu; Takeda, Masashi; Koyama, Takeshi; Shinozaki, Keiichi, Capacitance detecting apparatus and its inspecting method and fingerprint checking apparatus.
  2. Dickinson Alexander George ; McPherson Ross ; Mendis Sunetra ; Ross Paul C. ; Tyson John A., Capacitive fingerprint acquisition sensor.
  3. Gozzini, Giovanni, Capacitive pixel for fingerprint sensor.
  4. Alan G. Knapp GB, Capacitive sensing array devices.
  5. Setlak Dale R., Electric field fingerprint sensor apparatus and related methods.
  6. Setlak Dale R. ; Van Vonno Nicolaas W. ; Lowther Rex ; Gebauer Dave, Electric field fingerprint sensor having enhanced features and related methods.
  7. Knapp Alan G. (Crawley GB2), Fingerprint sensing device and recognition system having predetermined electrode activation.
  8. Salatino Matthew M. ; Studebaker S. James ; VanVonno Nicolaas W., Integrated circuit device having an opening exposing the integrated circuit die and related methods.
  9. Machida Katsuyuki,JPX ; Shigematsu Satoshi,JPX ; Morimura Hiroki,JPX ; Hirata Akihiko,JPX, Method of fabricating a surface shape recognition sensor.
  10. Ladd David J. (Saratoga CA), PBX telephone call control system.
  11. Schmitt John C. ; Setlak Dale R., Portable telecommunication device including a fingerprint sensor and related methods.
  12. Gozzini, Giovanni, Resistive finger detection for fingerprint sensor.
  13. Danielle A. Thomas ; Ming Fang, Topographical electrostatic protection grid for sensors.

이 특허를 인용한 특허 (43)

  1. Kim, Moon J., Adaptive fingerprint scanning.
  2. Ramberg, Fredrik; Thörnblom, Hans; Carling, David; Riedijk, Frank Robert, Analog sampling system and method for noise supression.
  3. Nelson, Richard B.; Erhart, Richard A., Apparatus and method for TFT fingerprint sensor.
  4. Benkley, III, Fred G., Biometric image sensing.
  5. Benkley, III, Fred G., Biometric image sensing.
  6. Benkley, III, Fred G., Biometric image sensing.
  7. Benkley, III, Fred G., Biometric image sensing.
  8. Lee, Hsiang-Yu; Chin, Shang; Lin, Ping-Tsun, Biometric recognition apparatus with reflection-shielding electrode.
  9. Benkley, III, Fred G.; Geoffroy, David Joseph, Biometric sensing.
  10. Benkley, III, Fred G.; Geoffroy, David Joseph, Biometric sensing.
  11. Benkley, III, Fred G.; Geoffroy, David Joseph, Biometric sensing.
  12. Riedijk, Frank Robert, Capacitive fingerprint sensing device with current readout from sensing elements.
  13. Riedijk, Frank Robert, Capacitive fingerprint sensing device with demodulation circuitry in sensing element.
  14. Riedijk, Frank Robert, Capacitive fingerprint sensor with improved sensing element.
  15. Riedijk, Frank Robert, Capacitive fingerprint sensor with sensing elements comprising timing circuitry.
  16. Black, Gerald R, Data security system.
  17. Benkley, III, Fred G.; Geoffroy, David Joseph, Display with integrated touch screen and fingerprint sensor.
  18. Lee, Hsiang-Yu; Chin, Shang; Lin, Ping-Tsun, Electronic device with fingerprint recognition circuit powered by dedicated power source.
  19. Weber, Sebastian; Andersson, Markus; Thörnblom, Hans; Riedijk, Frank Robert, Electronic device with fingerprint sensing system and conducting housing.
  20. Benkley, III, Fred G., Electronic imager using an impedance sensor grid array and method of making.
  21. Kim, Kyung Saeng; Kim, Jeong Min, Fingerprint detecting apparatus and driving method thereof.
  22. Riedijk, Frank Robert; de Lange, Klaas-Jan, Fingerprint sensing device with common mode suppression.
  23. Riedijk, Frank Robert; Thornblom, Hans, Fingerprint sensing system and method.
  24. Riedijk, Frank Robert; Thornblom, Hans, Fingerprint sensing system and method.
  25. Riedijk, Frank Robert; Thörnblom, Hans, Fingerprint sensing system and method.
  26. Carling, David; Hägglund, Robert; Hjalmarson, Emil; Nygren, Peter; Säll, Erik, Fingerprint sensing system with adaptive power control.
  27. Larsson, Andreas; Riedijk, Frank; Thörnblom, Hans, Fingerprint sensing system with finger detect.
  28. Sundblad, Rolf; Hjalmarson, Emil; Säll, Erik; Olsson, Allan; De Langen, Klaas-Jan, Fingerprint sensing system with sensing reference potential providing circuitry.
  29. Riedijk, Frank; Thörnblom, Hans, Fingerprint sensing with different capacitive configurations.
  30. Riedijk, Frank; Brevet, Wouter; Christensen, Lars; Christensen, Søren; Hansen, Michael, Fingerprint sensing with voltage pattern configurations.
  31. Lee, Choong-Hoon, Fingerprint sensors and electronic devices having the same.
  32. Kremin, Viktor; Maharyta, Andriy; Hills, Michael P., High-voltage, high-sensitivity self-capacitance sensing.
  33. Larsson, Andreas; Carling, David; Ramberg, Fredrik; Thörnblom, Hans, Method and fingerprint sensing system for determining finger movement event.
  34. Christie, Nicolai W., Multi-lined sensor.
  35. Kim, Moon J., Multi-sided card having a resistive fingerprint imaging array.
  36. Kim, Moon J., Multi-sided card having a resistive fingerprint imaging array.
  37. Kim, Moon J., Multiple charge-coupled biometric sensor array.
  38. Wen, Ya-Nan; Wang, Chung-Yi, Pixel sensing circuit for fingerprint identification, fingerprint identification system and electronic device thereof.
  39. Lo, Yen-Kuo; Yeh, Chia-Hua, Sensing element and fingerprint sensor comprising the same.
  40. Li, Hsinlun, Sensing element and fingerprint sensor comprising the sensing elements.
  41. Lin, Wei-Ting, Suspended capacitive fingerprint sensor and method for manufacturing the same.
  42. Clausen, Sigmund, System and method of biometric enrollment and verification.
  43. Clausen, Sigmund, System and method of biometric enrollment and verification.
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