1
Shinichi Ishizuka, Masami Tsuchida, Hideo Ochi, Tsuyoshi Sakamoto: Panel display driving device and driving method. Pioneer Corporation, Sughrue Mion Pllc, September 25, 2007: US07274363 (174 worldwide citation)

A display panel driving device and driving method for providing high quality images without irregular luminance even after long-time use. The value of the light-emission drive current flowing when causing each light-emission elements bearing each pixel to independently emit light in succession is me ...


2
Kenichi Kawasaki, Hitoshi Nakada, Masami Tsuchida: Touch panel integrated type display apparatus. Pioneer Corporation, Sughrue Mion PLLC, October 17, 2006: US07123243 (61 worldwide citation)

A touch panel integrated type display apparatus has a display portion on one surface and a touch panel on the other surface. An input screen for operating the touch panel is displayed on a display plane of the display portion, and an operating position of the touch panel recognizable on the display ...


3
Masami Tsuchida, Shinichi Ishizuka: Light emitting display device and driving method therefor. Pioneer Corporation, Sughrue Mion PLLC, October 29, 2002: US06473064 (48 worldwide citation)

A light emitting display device having a plurality of light emitting elements connected to intersecting points of a plurality of anode lines and cathode lines arranged in a matrix. Either one of the anode lines and the cathode lines are used as scanning lines, and the others are used as driving line ...


4
Hideo Ochi, Yoshiyuki Okuda, Masami Tsuchida: Organic EL device driving apparatus having temperature compensating function. Pioneer Corporation, Sughrue Mion PLLC, April 23, 2002: US06376994 (48 worldwide citation)

An EL device driving apparatus enables substantial light emission luminance characteristics to be kept constant even if an environmental temperature fluctuates. The apparatus includes a driving unit for selectively supplying a light emission driving energy to EL devices, a temperature sensing unit f ...


5
Takashi Kikuchi, Naomi Amemiya, Masami Tsuchida, Shiro Suzuki, Masashi Tanabe: Program selection for a digital audio disk. Pioneer Electronic Corporation, Sughrue Mion Zinn Macpeak & Seas, March 28, 1989: US04817075 (31 worldwide citation)

A digital audio player in which the pieces of music are played according to a program. The program is selected so that the total playing time does not exceed a set period of time. The selection is performed by reading playing times from a disk on which are recorded both the pieces of music and their ...


6
Junichi Yoshio, Masami Suzuki, Masami Tsuchida, Kiyoshi Iwai: Dither circuit responsive to zero input signal level. Pioneer Electronic Corporation, Sughrue Mion Zinn Macpeak & Seas, June 26, 1990: US04937576 (22 worldwide citation)

A dither circuit including an adder for receiving an input signal and a dither signal which is generated by a dither signal generator, a level detection circuit for detecting the signal level of the input signal, and a dither control circuit for stopping the feeding of the dither signal to the adder ...


7
Masami Tsuchida: Display apparatus with luminance adjustment function. Pioneer Corporation, Sughrue Mion PLLC, May 31, 2005: US06900784 (15 worldwide citation)

A display apparatus is capable of displaying an image at a proper luminance based on an input video signal without being influenced by temperature changes or time-dependent changes. The display apparatus is provided with a monitoring circuit constituted by a monitoring luminescent device, a referenc ...


8
Masami Tsuchida, Kiichiro Koguchi, Hisashi Yagi, Toshio Ohtani, Kiyoshi Iwai, Fumihiko Miyamoto, Hiroshi Kawaguchi: Digital audio tape recorder and music program jump selecting method thereof. Pioneer Electronic Corporation, Sughrue Mion Zinn Macpeak & Seas, June 9, 1992: US05121269 (15 worldwide citation)

A digital audio tape recorder and a method for operating the same, especially in a music program jump selecting mode. In one embodiment, the state of an erasure-preventing tab is detected, and TOC (Table-Of-Contents) information is transferred from the tape to a TOC information memory only when the ...


9
Shinichi Ishizuka, Masami Tsuchida, Tsuyoshi Sakamoto, Hideo Ochi: Display apparatus and driving circuit of display panel. Pioneer Corporation, Morgan Lewis & Bockius, June 29, 2004: US06756951 (14 worldwide citation)

A display apparatus and a driving circuit of a display panel, in which even when an anode line driving circuit is made of a plurality of IC chips, light emission luminance values on the display panel can be uniformed. The display apparatus is made of a plurality of driving circuits having a pluralit ...


10
Masami Tsuchida, Ichiro Miyake, Tokihiro Takahashi, Shinichi Wakumura, Yoshimi Iso, Takao Arai, Hiroo Okamoto: Offset compensation circuit. Pioneer Electronic Corporation, Hitachi, Sughrue Mion Zinn Macpeak & Seas, October 23, 1990: US04965867 (12 worldwide citation)

An offset compensation circuit for compensating a DC offset which occurs in a circuit line including an A/D converter or an A/D and D/A converter in which not only the polarity bit of digital data but also information concerning the amplitude of an analog input signal are applied to an integrator to ...