Int.Conf.Papers (Peer-Reviewed)

 


(2009)

1.         S.Kawahito,gRecent Progress of CMOS Imaging Devices,h IDWf09 (CD-R), INP1-1,Miyazaki,Dec.2009 (Invited)

2.         M. S. Z. Sarker, I. Takai, M. Andoh, K. Yasutomi, S. Itoh, S. Kawahito, gA CMOS imager and 2-D light pulse receiver array for spatial optical communication,h IEEE Asian Solid-State Circuits Conference(CD-R),pp113-116,Taipei, Nov.2009

3.         K. Yasutomi, S. Itoh, S. Kawahito, T. Tamura,gTwo-stage charge transfer pixel using pinned diodes for low-noise global shutter imaging,h Int. Image Sensor w/s, Bergen,Jun.2009

4.         S. Kawahito, S. Suh, T. Shirei, S. Ito,gNoise reduction effect of column-parallel correlated multiple sampling for CMOS image sensors,hInt. Image Sensor w/s, Bergen,Jun.2009

5.         T. Watanabe, J.-H. Park, S. Aoyama, K. Isobe, S. Kawahito,gEffects of negative bias operation and optical stress on dark current,hInt. Image Sensor w/s, p4,Bergen,Jun.2009(poster)

6.         S. Suh, S. Itoh, S. Kawahito, T. Shirei, S. Aoyama, C. Nishimura,gNoise reduction effect of column-parallel correlated multiple sampling for CMOS image sensors,hEOS Conferences 2009, pp15, Munich,Jun.2009

7.         A. Matsuzawa, G. Gielen, M. Hershenson, S. Kawahito, S. Dosho, gHow to design the future mixed signal LSI's,h Proc. SASIMI2009, pp.485, Okinawa, Mar.2009. (Invited, Panel discussion)

8.         J. H. Park, S. Aoyama, T. Watanabe, T. Akahori, T. Kosugi, K. Isobe, Y. Kaneko, Z. Liu, K. Muramatsu, T. Matsuyama, S. Kawahito, gA 0.1e -vertical FPN 4.7e- read noise 71dB DR CMOS image sensor with 13b column-parallel single-ended cyclic ADCs,h 2009 IEEE Int. Solid-State Circuits Conf. Dig. Tech. Papers, pp.268-269, San Francisco Feb.2009.

9.         Md. S. Z. Sarker, I. Takai, M. Andoh, K. Yasutomi, S. Itoh, S. Kawahito, gA CMOS active pixel sensor for optical communication,h IS&T Electronic Imaging Science and Tech., 7249-21, San Jose, Jan.2009.

10.     K. Yasutomi, T. Tamura, M. Furuta, S. Ito, S. Kawahito, gA global electronic shutter pixel using pinned diodes fabricated in standard CMOS-image sensor technology,h IS&T Electronic Imaging Science and Tech., 7249-14, San Jose, Jan.2009.


(2008)

11.     T. Sawada, K. Ito, M. Nakayama, S. Kawahito, gTOF Range Image Sensor Using A Range-Shift Techniqueh, IEEE Sensors, pp.1390-1393, Oct.2008.

12.     S. Kawahito, K. Honda, Z. Liu, K. Yasutomi, S. Itoh, gA 15b Power-Efficient Pipeline A/D Converter Using Non-Slewing Closed-Loop Amplifiersh, IEEE Custom Integrated Circuits Conf., pp.117-120, Sept.2008.

13.     H.-J. Yoon, S. Itoh, S. Kawahito, gA CMOS Image Sensor using Two-Stage Charge Transfer Technique for Fluorescence Lifetime Imagingh, EuroSensors 2008, pp.1474-1477, Sept.2008.

14.     S. Itoh, S. Kawahito, gA low-power data transmission technique using inductive coupling and its application to biomedical sensor devicesh, 2008 CMOS Emerging Technologies Workshop, Aug.2008 (invited).

15.     Z. Liu, K.Honda, S.Kawahito, gA New Calibration Method for Sampling Clock Skew in Time-Interleaved ADCh, Proc. IEEE Int. Inst. Measurement Tech. Conf., pp.1107-1110, May. 2008.

16.     S. Kawahito, gCMOS Time-of-Flight Range Image Sensors, The 4th Fraunhofer IMS Workshop on CMOS-Imaging CD-R, May 2008. (invited).

17.     S. Kawahito, J-H. Park, K. Isobe, S. Suhaidi, T. Iida, T. Mizota, gA CMOS Image Sensor Integrating Column-Parallel Cyclic ADCs with On-Chip Digital Error-Correction Circuitsh, Dig. Tec. Papers 2008 IEEE Int. Solid-State Circuits Conf., pp.56-57, Feb.2008.

18.     S. B. Shafie, S. Kawahito, gA wide dynamic range image sensor with dual charge storage in a pixel and a multiple sampling techniqueh, Proc. SPIE, Electronic Imaging 2008, vol.6816, Jan.2008.

19.     S. Kawahito, S. Ito, gNoise calculation model and analysis of high-gain readout circuits for CMOS image sensorsh, Proc. SPIE, Electronic Imaging 2008, vol.6816, Jan.2008.


(2007)

20.     S. Kawahito, gCMOS Sensors for Smart and Advanced Imagingh, the 3rd Korean-Japanese Student Workshop, pp.6-15, Oct.2007 (invited).

21.     S. Kawahito, gSignal Processing Architectures for Low-Noise High-Resolution CMOS Image Sensorsh, Proc. Custom Integrated Circuits Conf., 20-5, Sep.2007. (invited)

22.     T. Sawada, S. Kawahito, M. Nakayama, K. Ito, I. A. Halin, M. Homma, T. Ushinaga, Y. Maeda, gA Time-of-Flight range image sensor with an improved ambient light charge draining structureh, Proc. EOS Conf. on Frontiers in Electronic Imaging, pp.66-67, Jun.2007.

23.     K. Honda, Z. Liu, M. Furuta, S. Kawahito, gA 14b Low-power Pipeline A/D Converter Using a Pre-charging Techniqueh, Proc. 2007 Symp. on VLSI Circuits, 19-2, pp.196-197, Jun.2007.

24.     S. Kawahito, N. Kawai, gColumn Parallel Signal Processing Techniques for Reducing Thermal and Random Telegraph Noises in CMOS Image Sensorsh, Proc. Int. Image Sensor Workshop, Session 12, pp. 226-229, Jun.2007.

25.     T. Sawada, S. Kawahito, M. Nakayama, K. Ito, I. A. Halin, M. Homma, T. Ushinaga, Y. Maeda, gA TOF Range Image Sensor with an Ambient Light Charge Drain and Small Duty-Cicle Light Pulseh, Proc. Int. Image Sensor Workshop, Session 14, pp.254-257, Jun.2007.

26.     Z. Liu, K. Honda, M. Furuta, S. Kawahito, gTiming Error Calibration in Time-Interleaved ADC by Sampling Clock Phase Adjustmenth, Proc. 2007 IEEE Instrumentation and Measurement Technology Conf., We3ab, p.32, May.2007.

27.     S. Kawahito, gNoise at the Circuit Levelh, 2007 IEEE ISSCC Forum Noise in Imagings Systems, pp.89-116, Feb.2007 (invited).

28.     S. Kawahito, gA CMOS Time-of-Flight Range Image Sensor for Real-Time 3D Imagingh, The 3rd Int. Symp. on Nanobision Science / The 9th Joint Int. Conf. on Advance Science and Technology, Session 9-3, Jan.2007.

29.     M. Yamaguchi, S. Koya, T. Hideki, Y. Shimada, S. Aoyama, S. Kawahito, gShielded loop type on-chip magnetic field probe to evaluate radiated emission from thin-film noise suppressorh, Proc. Intermag Conf., Jan. 2007.


(2006)

30.     S. Kawahito, gCMOS Image Sensors for Automobile Applicationsh, Proc. The 6th Taiwan-Japan Microelectonics Int. Symp., no.16, Hsinchu, Nov. 2006 (invited).

31.     S. Kawahito, gCircuit and Device Technologies for CMOS Functional Image Sensorsh, Proc. IFIP Int. Conf. on VLSI-SoC 2006, pp.42-47, Oct.2006.(invited)

32.     H. J. Yoon, S. Kawahito, "A CMOS Image Sensor for Fluorescence Lifetime Imaging", Proc. IEEE Sensors 2006, pp.400-403, Oct. 2006.

33.     S. Shafie, S. Kawahito, gA Wide Dynamic Range CMOS Image Sensor with Gated Charge Storage and a Multiple Sampling Techniqueh, Proc. IEEE Sensors 2006, pp.404-407, Oct. 2006.

34.     S. Kawahito, gLow-Power Design of Pipeline A/D Convertersh, Proc. IEEE Custom Integrated Circuits Conf 2006, pp.505-512, Sep.2006. (invited)

35.     S. Aoyama, S. Kawahito, M. Yamaguchi, gFully Integrated Active Magnetic Probe for High-definition Near-Field Measurementh, Proc. 2006 IEEE EMC Symp., vol.2, pp.426-429, Aug.2006.

36.     K. Honda, F. Masanori, S. Kawahito, gA 1V 30mW 10b 100MSample/s Pipeline A/D Converter Using Capacitance Coupling Techniques, Dig. Tech. Papers, 2006 Symp. on VLSI Circuits, 25.4, pp.276-277, Honolulu, Jun.2006.

37.     M. Furuta, T. Inoue, Y. Nishikawa, S. Kawahito, gA 3500fps High-Speed CMOS Image Sensor with 12b Column-Parallel Cyclic A/D Convertersh, Dig. Tech. Papers, 2006 Symp. on VLSI Circuits, 3.3, pp.27]28, Honolulu, Jun.2006.

38.     S. Itoh, S. Kawahito, S. Terakawa, gA 2.6mW 2fps QVGA CMOS One-Chip Wireless Camera with Digital Image Transmission Function for Capsule Endoscopesh, Proc. 2006 IEEE Int. Symp. on Circuits and Systems, B3P-Z, pp.3353-3356, Kos, May.2006.

39.     K. Honda, M. Furuta, S. Kawahito, gA 1V 10b 125MSample/s A/D Converter Using Cascade Amp-Sharing and Capacitance Coupling Techniquesh, Proc. 2006 IEEE Int. Symp. on Circuits and Systems, A3L-D, pp.1031-1034, Kos, May.2006.

40.     S. Aoyama, S. Kawahito, M. Yamaguchi, gAn Active Magnetic Probe Array for the Multiple-point Concurrent Measurement of Electromagnetic Emissionsh, Proc. The Intermag 2006 Conf., HC-6, p.882, San Diego, May.2006.

41.     J. H. Park, M. Mase, S. Kawahito, M. Sasaki, Y. Wakamori, Y. Ohta, gAn ultrawide dynamic-range CMOS image sensor with a linear responseh, Proc. IS&T/SPIE 18th Annual Symp. 60680B.1-8, San Jose, Jan.2006.

42.     T. Ushinaga, I. A. Halin, T. Sawada, S. Kawahito, M. Homma, Y. maeda, gA QVGA-Size CMOS Time-of Flight Range Image Sensor with Background Light Charge Draining Structureh, Proc. IS&T/SPIE 18th Annual Symp. Conf.# 6056, session-1, 605604.1-8, San Jose, Jan.2006.


(2005)

43.     S. Kawahito, gCMOS Time-of-Flight Range Image Sensorsh, Proc. Int. Display Workshop f05, pp. 2049-2052, Kobe, Dec.2005. (invited)

44.     J. H. Park, M. Mase, S. Kawahito, M. Sasaki, Y. Wakamori, Y. Ohta, gA 142dB Dynamic Range CMOS Image Sensor with Multiple Exposure Time Signalsh, Proc. 2005 Asian Solid-State Circuits Conf., pp.85-88, Nov.2005.

45.     A. H. Izhal, T. Ushinaga, T. Sawada, M. Homma, Y. Maeda, S. Kawahito, gA CMOS Time-of-Flight Range Image Sensor with Gates on Field Oxide Structureh, Proc. IEEE Sensors 2005, pp.141-144, Oct.2005.

46.     K. Nakano, T. Takahashi, S. Kawahito, gA Highly Temperature-Stable MAGFET Array for CMOS Smart Rotary Encodersh, Proc. IEEE Int. Conf. Sensors 2005, pp.1053-1056, Oct.2005.

47.     S. Aoyama, S. Kawahito, T. Yasui, M. Yamaguchi, gA High-Sensitivity Active Magnetic Probe using CMOS Integrated Circuits Technologyh, Proc. Electrical Performance of Electronic Packaging 2005, Poster, pp.115-121, Austin, Oct.2005.

48.     T. Takahashi, K. Nakano, S. Kawahito, gA CMOS Rotary Encoder System Using Magnetic Sensor Arraysh, LDIA 2005, Poster, pp.215-218, Sep.2005.

49.     S. Kawahito, gAn ultimate dynamic range imaging device – from star light to sun lighth, Key note lecture, Proc. The 4th Int. conf. on Global Research and Education, vol.1, pp105-113, Wuppertal, Sep. 2005. (invited)

50.     S. Aoyama, S. Kawahito, T. Yasui, M. Yamaguchi, gAn SOI-CMOS Active Magnetic Probe for High-Frequency Electromagnetic Emissionsh, 2005 Int. Conf. on Solid State Devices and Materials, D-5-1, pp.304-305, Kobe, Sep. 2005.

51.     M. Furuta, S. Kawahito, T. Inoue, Y. Nishikawa, gA cyclic A/D converter with pixel noise and column-wise offset cancellation for CMOS image sensorsh, Proc. European Solid-State Circuits Conf. pp.411-414, Grenoble, Sep.2005.

52.     M. Sasaki, M. Mase, S.Kawahito, Y. Wakamori, gA Wide Dynamic Range CMOS Image Sensor with Multiple Exposure Time Signals and Column-Parallel Cyclic A/D Convertersh, Proc. IEEE Workshop on Charge-Coupled Devices and Advanced Image Sensors, pp.218-221, Karuizawa, June 2005.

53.     N. Kawai, S. Kawahito, M. Sasaki, gA Low-Noise Signal Readout Circuit Using Double-Stage Noise Canceling Architectureh, Proc. IEEE Workshop on Charge-Coupled Devices and Advanced Image Sensors, pp.27-30, Karuizawa, June 2005.

54.     M. Sakakibara, S. Kawahito, gA Column Parallel Double Integration Type A/D Converter for CMOS Image Sensorsh, Proc. ITC-CSCC, pp. 189-190, Jeju, 2005.

55.     Y. Nishikawa, S. Kawahito, gA parallel image compression system for high-speed camerash, Proc. IEEE Int. Workshop on Imaging System and Techniques, pp.53-57, Niagara Falls, May. 2005.

56.     M. Mase, S. Kawahito, M. Sasaki, Y. Wakamori,gA 19.5b Dynamic Range CMOS Image Sensor with 12b column-Parallel Cyclic A/D Convertersh, Dig. Tech. Papers, IEEE Int. Solid-State Circuits Conf. pp. 350-351, Feb. 2005.

57.     S. Kawahito, T. Takahashi, Y. Nagano, K. Nakano, gA CMOS Rotary Encoder System Based on Magnetic Pattern Analysis with a Resolution of 10b per Rotationh, Dig. Tech. Papers, IEEE Int. Solid-State Circuits Conf., pp. 240-241 Feb. 2005.

58.     Y. Nishikawa, S. Kawahito, T. Inoue, gParallel image compression circuits for high-speed camerash, Proc. SPIE Electronic Imaging, vol.5671, no.14, Jan.2005.

59.     S. Itoh, S. Kawahito, T. Akahori, S. Terakawa, gDesign and implementation of a one-chip wireless camera device for a capsuleh, Proc. SPIE Electronic Imaging, vol.5671, no.12, Jan.2005.


(2004)

60.     M. Sasaki, M. Mase, S. Kawahito, Y. Tadokoro, gA wide dynamic range CMOS image sensor with multiple short-time exposuresh, Proc. 3rd IEEE Int. Conf. Sensors, pp.968-972, Oct. 2004.

61.     T. Takahashi, K. Nakano, S. Kawahito, gCMOS magnetic sensor arrays using native-substrate MAGFETs for a smart rotary encoderh, Proc. 3rd IEEE Int. Conf. Sensors, pp.973-976, Oct. 2004.

62.     T. Inoue, S. Takeuchi, S. Kawahito, gA CMOS active pixel image sensor with in-pixel CDS for high-speed camerash, Proc. SPIE-IS&T, vol. 5580,

63.     T. Inoue, S. Takeuchi, S. Kawahito, gA CMOS active pixel image sensor with in-pixel CDS for high-speed camerash, Proc. SPIE-IS&T, vol.5301A, Jan. 2004.

64.     S. Kawahito, I. A. Halin, gActive pixel circuits for CMOS time-of-flight range image sensorsh, Proc. SPIE-IS&T Electronic Imaging, vol.5302, Jan. 2004.


(2003)

65.     K.Nakano, T.Takahashi, S. Kawahito, gA CMOS Rotary Encoder Using Magnetic Sensor Arraysh, Book of Abstract, pp.27-28, 2nd IEEE Int. Conf. Sensors, pp.206-209, Toronto, Oct. 2003.

66.     D. Miyazaki, M. Furuta, S. Kawahito, gA 75m W 10bit 120M sample/s parallel pipeline ADCh, Proc. 29th European Solid-State Circuits Conf. 2003, Poster Session pp. 719-722, Estoril, Sept. 2003.

67.     M. Sakakibara, S. Kawahito, D.Handoko, N. Nakamura, H. Satoh, M. Higashi, K. Mabuchi, H. Sumi, gA CMOS image sensor using a gain-adaptive column amplifiersh, Proc. IEEE w/s CCD and Advanced Image Sensors, Elmau, May 2003.

68.     M. Sasaki, S. Kawahito, M. Mitsuhito, Y. Tadokoro, gA Wide Dynamic Range CMOS Image Sensor with Integration of Short-Exposure-Time Signalsh, Proc. IEEE w/s CCDs and Advanced Image Sensors, Elmau, May 2003.

69.     A. Suzuki, S. Kawahito D. Miyazaki, M. Furuta, gA Digitally Skew Correctable Multi-Phase Clock Generator Using a Master-Slave DLLh, Proc. IEEE Int. Symp. Circuits and Systems 2003, vol.1, pp. 105-108, Bangkok, May 2003.

70.     S. Kawahito, M. Sakakibara, D. Handoko, N. Nakamura, H. Satoh, M. Higashi, K. Mabuchi, H. Sumi, gA Column-Based Pixel-Gain-Adaptive CMOS Image Sensor for Low-Light-Level Imagingh, Dig. Tech. Papers, IEEE Int. Solid-State Circuits Conf. 2003, 12.7, pp. 224-225, Feb. 2003.

71.     S. Kawahito, N. Kawai, gA Noise calculation model for high-gain column amplifiers of CMOS image sensorsh, Proc. SPIE-IS&T, vol.5017, pp.48-58, Jan. 2003.

72.     S. Kawahito, S. Itoh, gA Photon count imaging using a extremely small capacitor and a high- precision low-noise quantizerh, Proc. SPIE-IS&T, vol.5017, pp.68-75, Jan. 2003.

73.     M. Sasaki, S. Kawahito, gMethod to extend dynamic range CMOS image sensor using different frame-rate read outh, Proc. SPIE-IS&T, vol.5017, pp.76-85, Jan. 2003.


(2002)

74.     D. Miyazaki, M. Furuta, S. Kawahito, gHigh-speed low-power A/D converters for vision system LSIsh, Proc. 2002 Int. Symp. New Paradigm VLSI Computing, pp.17-20, Sendai, Dec. 2002.

75.     S. Kawahito, gRecent developments of CMOS sensor interfacesh, Proc. Eurosensors, pp.37-40, Sept. 2002 (invited).

76.     T. Kato, S. Kawahito, K. Kobayashi, H. Sasaki, T. Eki, T. Hisanaga, gA binocular CMOS range image sensor with bit-serial block-parallel interface using cyclic pipelined ADCfsh, Dig. Tech. Papers, 2002 Symp. VLSI circuits, pp.270-271, Honolulu, June 2002.

77.     M. Furuta, S. Kawahito, D. Miyazaki, gA digital calibration technique for pipelined analog-to-digital convertersh, Proc. IEEE Inst. Meas. Tech. Conf., vol.1, pp. 713-717, Anchorage, May 2002.

78.     N. Kawai, S. Kawahito, Y. Tadokoro, gA low-noise oversamping signal detection technique for CMOS image sensorsh, Proc. IEEE Inst. Meas. Tech. Conf., vol.1, pp.265-268, Anchorage, May 2002.

79.     S. Kawahito, A. Cerman, Tadokoro, gA digital fluxgate magnetic sensor interface using sigma-delta modulation for weak magnetic field measurementh, Proc. IEEE Inst. Meas. Tech. Conf., vol.1, pp. 257-260, Anchorage, May 2002.

80.     D. Miyazaki, M. Furuta, S. Kawahito, gA 16mW 30Msample/s 10b Pipelined A/D Converter Using Pseudo Differential Architectureh, Dig. Tech. Papers, IEEE Int. Solid-State Circuits Conf. no. 10.5, pp.174-175, February 2002

81.     S. Kawahito, N. Kawai, gA low-noise signal detection technique in CMOS image sensors using frame oversampling and non-destructive high-speed readouth, Proc. SPIE, vol. 4669, pp. 98-106, San Jose, January 2002.


(2001)

82.     S. Kawahito, K. Sawada, K. Tada, M. Ishida, Y. Tadokoro, gA chopperless pyroelectric active pixel infrared image sensor using chip shift operationh, Dig. Tech. Papers, 11th Int. Conf. Solid-State Sensors and Actuators, vol.1, pp. 574-577, June 2001.

83.     D. Handoko, S. Kawahito, Y. Tadokoro, A. Matsuzawa, gA CMOS image sensor with non-destructive intermediate readout mode for adaptive iterative search motion vector estimationh, IEEE Workshop CCD and Advanced Image Sensors, pp. 52-55. June 2001.

84.     S, Kawahito, N. Kawai, Y. Tadokoro, gA High-sensitivity oversampling digital signal detection technique for CMOS image sensors using non-destructive intermediate high-speed readout modeh, IEEE Workshop CCD and Advanced Image Sensors, pp.24-27. June 2001.

85.     S. Kawahito, T. Eki, Y. Tadokoro, gA bit-serial column parallel processing architecture for on-sensor discrete Fourier transformh, Proc. IEEE Int. Symp. Circuits and Systems, Sydney, May 2001.

86.     A. Cerman, P. Ripka, S. Kawahito, gDigital fluxgate magnetometersh, Abst., Joint Magnetic Workshop, March 2001.

87.     K. Sawada, S. Kawahito, M. Endo, Y. Tadokoro, H. Takao, M. Ishida, gFabrication of Indium Micro Bumps for Hybrid Type Active Pixel CMOS Infrared Image Sensorsh, Proc. the 3rd Int. Symp. on Electronics Materials and Packaging, March 2001.

88.     P. Ripka, S.O. Choi, S. Kawahito, M. Ishida, gPulse excitation of the micro-fluxgate sensorsh, Abst. 8th Joint MMM-Intermag. Conf, no. HG-09, p.506, January 2001.


(2000)

89.     D. Miyazaki, S. Kawahito, gLow-power area-efficient design of parallel pipeline A/D convertersh, Ext. Abst., Int. Conf. Solid-State Devices and Materials, pp.382-383, August 2000.

90.     P. Ripka, S. O. Choi, A. Tipek, S. Kawahito, M. Ishida, gSymmetrical core improves micro-fluxgate sensorsh, Proc. Eurosensors XIV, pp.899-903, Copenhagen, August 2000.

91.     P. Ripka, S. O. Choi, S. Kawahito , A. Tipek, M. Ishida, gMicro-fluxgate sensor with double-sided coreh, Proc. EMSA, pp. 167-168, Dresden, July 2000.

92.     D. Handoko, S. Kawahito et. al. (4 authors, 2nd), gA CMOS image sensor for focal-plane low-power motion vector estimationh, Dig. Tech. Papers, Symp. VLSI Circuits, pp.28-29, June 2000.

93.     Shoji Kawahito, gCircuit and System Technology in the year 2010h, Symp. VLSI Circuits (Panel Discussion), June 2000. (invited)


(1999)

94.     P. Ripka, S. Kawahito, gProcessing of fluxgate output signalh, Proc. 15th IMEKO, no.4-4-03, Osaka, June 1999.

95.     S. Kawahito, S. Choi, K. Aramaki, Y. Tadokoro, M. Ishida, gA delta-sigma interface technique with third-order noise shaping and its application to fluxgate sensor systemh, Dig. Tech. Papers, IEEE Int. Conf. Solid-State Sensors and Actuators, pp.824-827, 1999.

96.     S. Kawahito, D. Handoko, J. Naka, Y. Tadokoro, gA CMOS image sensor with motion vector estimator for low-power image compressionh, IEEE Instru. Meas. Tech. Conf., pp. 65-70, 1999. (invited)

97.     M. Sasaki, S. Kawahito, Y. Tadokoro, gA CMOS image sensor integrating gamma correction and gain control functionsh, IEEE Workshop, CCD and Advanced Image Sensors, pp.52-55, 1999.

98.     S. Kawahito, Y. Tadokoro, gCMOS image sensor integrating low-power image compression circuitsh, Proc. Int. Symp. Future of Intellectual Integrated Electronics, pp.365-369, Sendai, March 1999.

99.     C. Maier, S. Kawahito, M. Schneider, M. Zimmermann, H. Baltes, g2D magnetic micro fluxgate system with digital signal outputh, Dig. Tech. Papers, IEEE Int. Solid-State Circuits Conf., pp. 130-131, 1999.


(1998)

100.  D. Handoko, S. Kawahito, Y. Tadokoro, A. Matsuzawa, gFocal plane motion vector estimation using iterative block matching and non-destructive image sensingh, Proc. SASIMI '98, pp.223-228, Sendai, Oct. 1998.

101.  A. Koll, S. Kawahito, C. Hagleitner, O. Bland, H. Baltes, gA flip-chip packaged CMOS chemical microsystem for detection of volatile organic compoundsh, Proc. SPIE Smart Structures, pp. 223-232, March 1998.

102.  S. Kawahito, Y. Tadokoro, A. Matsuzawa, gCMOS image sensors with video compressionh, Proc. ASP-DAC '98, pp. 595-600, Yokohama, March 1998 (invited).

103.  S. Kawahito, M. Yoshida, M. Sasaki, U. Keijiro, D. Miyazaki, K. Murata, S. Doushou A. Matsuzawa, gA CMOS smart image sensor LSI for focal-plane compressionh, Proc. ASP-DAC '98, pp.339-340, Yokohama, March 1998.


(1997)

104.  M. Schneider, S. Kawahito, Y. Tadokoro, H. Baltes, gHigh sensitivity Micro Fluxgate Sensorh, Tech. Dig. IEEE Int. Electron Device Meeting, pp.907-910, 1997.

105.  S. Kawahito, gIntegration of image sensors and image compression on a chiph, Proc. SASIMI '97, pp. 139-145, Osaka, Dec. 1997 (invited).

106.  M. Tsunoda, S. Kawahito, Y. Tadokoro, N. Kudo, gAnalog two-dimensional discrete cosine transform LSI for image compression based on multirate samplingh, Proc. Int. Conf. Signal processing appli. and Tech., pp.1198-1202, San Diego, Sept.1997.

107.  S. Kawahito, M. Yoshida, M. Sasaki, K. Umehara, Y. Tadokoro, K. Murata, S. Doushou, A. Matsuzawa, gA compressed digital output CMOS image sensor with analog 2-D DCT processors and an ADC/Quantizerh, Dig. Tech. Papers, IEEE Int. Solid-State Circuits Conf., pp.184-185, Feb. 1997.


(1996)

108.  S. Choi, S. Kawahito, Y. Matsumoto, M. Ishida, Y. Tadokoro, gAn integrated micro-fluxgate magnetic sensor with on-chip interface circuitsh, Eurosensors X, vol. 5, pp.127-130, Sept. 1996.

109.  S. Kawahito, A. Yamasawa, S. Koga, Y. Tadokoro, K. Mizuno, O. Tabata, gDigital interface circuits using sigma-delta modulation for integrated micro-fluxgate magnetic sensorsh, Proc. IEEE Int. Symp. Circuits and Systems, vol.4, pp.34-343, May 1996.

110.  S. Kawahito, Y. Tadokoro, gHigh-performance micro-fluxgate magnetic sensorsh, Proc. Int. Conf. Microelectronics, pp. 84-88 , Jan. 1996.


(1995)

111.  S. Kawahito, M. Sutoh, A. Yamasawa, Y. Tadokoro, gMicro-fluxgate magnetic sensing elements based on silicon microtechnologyh, Proc. Int. Symp. MIMR, pp.134- 137, Oct. 1995.

112.  Y. Tadokoro, H. Yasuo, S. Kawahito, gA new discrete cosine transform algorithm and its simple high-speed VLSI algorithms for 2D DCTh, Proc. Euro. Conf. Circuits Theory and Design, pp.231-234, Istanbul, August 1995.

113.  S.Kawahito, H. Satoh, M. Sutoh, Y. Tadokoro, gMicro-fluxgate magnetic sensing elements using closely-coupled excitation and pick-up coilsh, Dig. Tech. Papers, Int. Conf. Solid-State Sensors and Actuators, vol.2, pp.233-236, Stockholm, June 1995.


(1994)

114.  T. Aoki, Y. Watanabe, T. Higuchi, S. Kawahito, Y. Tadokoro, gMultiwave computing circuits using integrated opto-electronic devicesh, Dig. Tech. Papers, IEEE Int. Solid-State Circuits Conf. no.TA7.7, pp.134-135, San Francisco, Feb. 1994.


(1993)

115.  Y. Lee, H. Seo, M. Arai, M. Ishida, S. Kawahito, T. Nakamura, gHigh-temperature pressure sensor using double SOI structures with two Al2O3 filmsh, Dig. Tech. Papers, Int. Conf. Solid- State Sensors and Actuators, pp.624-627, Yokohama, June 1993.

116.  S. Kawahito, Y. Sasaki, M. Ishida, T. Nakamura, gA fluxgate magnetic sensor with micromachined solenoids and  electroplated permalloy coresh, Dig.Tech.Papers,Int. Conf. Solid-State Sensors and Actuators, pp.888-891, Yokohama, June 1993.

117.  S. Kawahito, S.O. Choi, M. Ishida, T. Nakamura, gMOS Hall elements with three-dimensional microstructureh, Dig. Tech. Papers, Int. Conf. Solid-State Sensors and Actuators, pp.892-895, Yokohama, June 1993.


(1992)

118.  S. Kawahito, Y. Mitsui, M.Ishida, T. Nakamura, gParallel hardware algorithm with redundant number representations for multiple-valued arithmetic VLSIh, Proc. IEEE Int. Symp. Multiple-Valued Logic, pp.337-345, Sendai, May 1992.


(1991)

119.  G.S. Chung, S. Kawahito, M. Ishida, T. Nakamura, gApplication of a SOI  structure to pressure sensorh, Tech. Dig., 2nd Int. Symp. Micromachine and Human Sci., pp.177-187, Nagoya, 1991.

120.  G.S. Chung, S. Kawahito, M. Ashiki, M. Ishida, T. Nakamura, gNovel high-temperature pressure sensors using double SOI structureh, Dig. Tech. Papers, Int. Conf. Solid-State Sensors and Actuators, pp.676-681, San Francisco, June 1991.

121.  S. Kawahito, Y. Sasaki, M. Ashiki, T. Nakamura, gMicromachined solenoids for highly sensitive magnetic sensorsh, Dig. Tech. Papers, Int. Conf. Solid-State Sensors and Actuators, pp.1077-1080, San Francisco, June 1991.

122.  S. Kawahito, J. Takahashi, M. Ashiki, T. Nakamura, gA parallel signal  processing  technique using MOS current-mode analog circuits for smart image sensorsh, Dig. Tech. Papers, Int. Conf. Solid-State Sensors and Actuators, pp. 326-329, San Francisco, June 1991.

123.  S. Kawahito, K. Mizuno, T. Nakamura, gMultiple-valued current-mode arithmetic circuits based on redundant positive-digit number representationsh, Proc. IEEE Int. Symp. Multiple-Valued Logic, pp.330-339, Victoria, May 1991.

124.  S. Kawahito, N. Karita, M. Ishida, M. Ashiki, S. Usui, T. Nakamura, gIntegrated circuits for biotelemetry systemh, Proc. 4th Int. Forum ASIC and Transducer Technology, pp.191-199, Leuven, May 1991.


(1990)

125.  N. Karita, S. Kawahito, M. Ishida, S. Usui, T. Nakamura, S. Nagaoka, gA multichannel multiple-object biotelemetry systemh, Proc. 11th Int. Symp. Bioteleme, pp.50-53, Yokohama, Aug. 1990.

126.  S. Kawahito, N. Karita, M. Miyaoka, M. Ishida, S. Usui, T. Nakamura, S. Nagaoka, gA high-speed wide-dynamic range optical receiver for multichannel biotelemetry systemh, Proc. 11th Int. Symp. Biotelemetry, pp.47-48, Yokohama, Aug. 1990.


(1989)

127.  S. Kawahito, M. Kameyama, T. Higuchi, gHigh-performance multiple-valued radix-2 signed-digit multiplier and its applicationh, Dig. Tech. Papers, Symp. VLSI Circuits, pp.125-126, Kyoto, May 1989.


(1988)

128.  S. Kawahito, M. Kameyama, T. Higuchi, gMultiple-valued bi-directional current-mode MOS technology and its applicationsh, Int. Workshop Fuzzy System Applications, pp.112-113, Iizuka, August 1988.


(1987)

129.  S. Kawahito, M. Kameyama, T. Higuchi, H. Yamada, gA high-speed compact multiplier based on multiple-valued bi-directional current-mode circuitsh, Proc. IEEE Int. Symp. Multiple-Valued Logic, pp.172-180, Boston, May 1987.

130.  S. Kawahito, M. Kameyama, T. Higuchi, H. Yamada, gA 32 x 32 bit  multiplier using multiple-valued MOS current-mode circuitsh, Dig. Tech. Papers, Symp. VLSI Circuits, pp.99-100, Kyoto, May 1987.


(1986)

131.  S. Kawahito, M. Kameyama, T. Higuchi, gVLSI-oriented bi-directional current-mode arithmetic circuits based on the radix-4 signed-digit number systemh, Proc. IEEE Int. Symp. Multiple-Valued Logic, pp.70-77, Blacksburg, May 1986.