이 특허에 인용된 특허 (53)

1. Cova Sergio (Milan ITX), Active quenching circuit for avalanche photodiodes.

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2. Lauffenburger James H. (Colorado Springs CO), Apparatus and method for amplifying optically sensed signals.

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3. Dowd Roger D. (Watertown MA) Flowers Peter T. (Dorchester MA), Apparatus and method for controlling the light intensity of a laser diode.

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4. Itou Tohru,JPX, Apparatus for controlling laser diode.

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5. Aizawa Yukio,JPX, Automatic power control circuit.

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6. Meyer Charles S. ; Evans Jeffrey S., Automatic power control circuit for a laser driver.

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7. Kobayashi Kevin W., Balance photo-receiver with complementary HBT common-base push pull pre-amplifier.

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8. John S. Prentice, Bias circuit for a low voltage differential circuit.

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9. Osborn Douglas Bruce ; Gose Mark Wendell ; Dikeman John Mark, Circuitry for controlling load current.

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10. Chun Christopher K. Y. (Mesa AZ), Common base amplifier.

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11. Iwer Herbert W. (Tempe AZ) Cochran Johnnie J. (Plano TX), Common base connected transistor and bias network.

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12. Trask Christopher, Common-base transistor amplifiers with linearity augmentation.

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13. Nagano Katsumi (Shimonoseki JPX), Converting circuit having first and second optically coupled phototransistors and first and second operational amplifier.

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14. Enriquez, Leonel Ernesto, Current mirror-embedded low-pass filter for subscriber line interface circuit applications.

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15. Moses ; Jr. Charlie D. (Jacksonville FL), Detection circuit for maintaining constant signal transfer characteristics of a light-sensitive detector.

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16. Toyoki Taguchi JP, Device for driving a semiconductor laser by a plurality of driving elements.

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17. Vaughan John Barry,GBX ; Chown David Philip Martin,GBX ; Gee David Martin,GBX, Driver circuit for a solid state optical emitter device.

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18. Aizawa Yukio,JPX, Driver circuit of light-emitting device.

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19. Kusano Akihisa (Kawasaki JPX) Kimizuka Junichi (Yokohama JPX) Ito Toshiyuki (Sagamihara JPX) Sato Kaoru (Hiyoshi JPX) Abe Makoto (Kashiwa JPX) Okazawa Kazuhiko (Kawasaki JPX) Inuyama Toshihiko (Fujis, Driver for light emitting device for providing a stable beam output.

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20. Negishi Kiyoshi (Saitama JPX), Emergency resetting circuit for a semiconductor laser of a laser beam printer.

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21. Yamamoto Takuji (Kawasaki JPX) Hamano Hiroshi (Kawasaki JPX) Amemiya Izumi (Yokohama JPX) Arai Yasunari (Tokyo JPX) Ihara Takeshi (Kawasaki JPX), Equalizing and amplifying circuit in an optical signal receiving apparatus.

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22. Gross William H., Fast current feedback amplifiers and current-to-voltage converters and methods maintaining high DC accuracy over temper.

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23. Lauffenburger James H. (Colorado Springs CO) Moore George S. (Colorado Springs CO), Fixed and adjustable bandwidth translinear input amplifier.

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24. Nguyen Thai Minh (Santa Clara CA), Integrated low-power driver for a high-current laser diode.

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25. Nagano Katsumi (Tokyo JPX), Laser diode driving circuit.

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26. Steven John Baumgartner ; Daniel Scott Hedin ; David Warren Siljenberg, Laser diode driving circuit.

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27. Walker Stuart Douglas,GBX, Laser drive circuit.

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28. Schell David L. ; Lewis David E., Laser driver for controlling electrical current passed to a laser in an optical disc system.

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29. Asano Hiroaki,JPX ; Morikura Susumu,JPX, Light emitting device drive circuit.

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30. Grasset Jean-Charles (Fontaine FRX), Light signal receiver with preamplification function and dual polarization means.

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31. Nainar Elangovan,SGX ; Hon Yau Kin Joseph,SGX ; Lunn Gerald, Low noise preamplifier.

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32. Cantatore Luigi ; Chaparian Leon, Methods and apparatus for driving a laser diode.

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33. Williams Gareth F. (Summit NJ), Nonintegrating lightwave receiver.

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34. Blackmer ; David E. ; Jaeger ; C. Rene, Operational rectifier.

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35. Welland David R. (Boston MA), Operational rectifier and bias generator.

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36. Eguchi Tatsuya (Toyohashi JPX), Optical apparatus having laser beam diameter variable according to image data.

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37. Siegel Stefan A. (Upper Macungie Township PA) Snodgrass Michael L. (Allentown PA), Optical transimpedance receiver with compensation network.

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38. Sakamoto Kurt K. ; Zdebel Peter J. ; Chun Christopher K. Y., Optically sensitive device and method.

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39. Gaboury Michael J. (Burnsville MN) Jackson Todd A. (Pittsford NY), Photodiode amplifier circuit with improved sensitivity to high efficiency illumination.

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40. Klein Hans W. (Pleasanton CA) Robinson Moises E. (Pleasanton CA), Preamplifier of a signal from a variable resistance sensor, and a current source.

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41. Gibbs David M. (Apopka FL), Pulse forming network for diode laser.

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42. Gilbert Barrie, RF mixer with inductive degeneration.

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43. Seshita Toshiki,JPX, Semiconductor feedback amplifier having improved frequency characteristics.

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44. Nakazawa Toshihiko (Hachioji JPX) Murahashi Takashi (Hino JPX) Ichihara Yoshiyuki (Chofu JPX) Takesue Toshihiro (Musashino JPX), Semiconductor laser drive.

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45. Yasuda Hiroaki,JPX, Semiconductor laser drive circuit and light beam scanning system using semiconductor laser.

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46. Taguchi Toyoki,JPX ; Tazawa Masayuki,JPX, Semiconductor laser driving circuit, semiconductor laser device, image recording apparatus, and optical disk apparatus.

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47. Taguchi Toyoki,JPX ; Tazawa Masayuki,JPX, Semiconductor laser driving circuit, semiconductor laser device, image recording apparatus, and optical disk apparatus.

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48. Hahn Dennis V. ; Lagerquist Rolf ; Krenik William R., Shock sensor circuitry and method for amplifying an input signal including leakage currents.

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49. Taguchi Toyoki,JPX, Stabilized-feedback control device for semiconductor lasers.

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50. Smith Kevin K. (West Linn OR) Allsop Bryan E. (Hertfordshire GB2) Naik Seb (Hamow GB2), Thermally stabilized optical preamplifier.

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51. Smoot Lanny S. (East Orange NJ), Transimpedance amplifier for optical receivers.

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52. Williams Stephen G., Tuning optical communications receiver by controlling drain current input to variable transconductance fet stage of vari.

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53. Yanagisawa Hiroki,JPX, Voltage controlled laser diode drive circuit.

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