1
Hiroto Nakai, Hiroshi Iwahashi, Masamichi Asano, Isao Sato, Shigeru Kumagai, Kazuto Suzuki: Nonvolatile semiconductor memory device with readout test circuitry. Kabushiki Kaisha Toshiba, Finnegan Henderson Farabow Garrett & Dunner, April 4, 1989: US04819212 (56 worldwide citation)

A nonvolatile semiconductor memory device includes a memory cell array including a plurality of memory cells each including a nonvolatile transistor, a plurality of row lines each connected to the memory cells arranged on a corresponding row, a plurality of column lines connected to the memory cells ...


2
Nae Yasuhara, Masaharu Kashii, Miyuki Marusawa, Yoshio Iizuka, Satoru Murayama: Portable graphic computer apparatus. Sony Corporation, Hill Steadman & Simpson, September 23, 1997: US05670992 (45 worldwide citation)

A portable graphic computer apparatus is comprised of a tablet for inputting coordinates data, a detecting circuit for detecting the coordinates data inputted by the tablet, a video image data forming circuit for forming video image data corresponding to input coordinates based on the coordinates da ...


3
Hiroto Nakai: Semiconductor memory device with dual reference elements. Kabushiki Kaisha Toshiba, Foley & Lardner, March 23, 1993: US05197028 (42 worldwide citation)

The invention involves a semiconductor memory device having a memory cell with a drain, a gate and a source. The gate of the memory cell is supplied with a first potential for reading a memory cell data. A first reference line is connected to the drain of a first reference cell to receive a first re ...


4
Misa Kasahara: Video signal noise reduction apparatus, a method of reducing a noise in a video signal, and a recording medium storing a program of the method. Matsushita Electric Industrial, Louis Woo, June 29, 2004: US06757014 (39 worldwide citation)

A pixel data outputting circuit outputs center and peripheral pixel data from a video signal. A difference calculation circuit calculates differences of the peripheral pixel data from the center pixel data. A correlation pixel data detecting circuit detects a portion of the peripheral data showing h ...


5
Yoshimori Miyaji, Hirokazu Fujiki, Fumio Takahashi: Adjusting device for color television camera apparatus. Tokyo Shibaura Denki Kabushiki Kaisha, Finnegan Henderson Farabow Garrett & Dunner, March 16, 1982: US04320414 (27 worldwide citation)

Disclosed is an adjusting device for a television camera apparatus which comprises a signal processing circuit for processing a video signal, a data detecting circuit for detecting an adjusting data from the processed video signal from the signal processing circuit, and an arithmetically operating c ...


6
Tsuyoshi Toda, Shigeki Yamazaki, Toshimitsu Kaku: Determination of optimal recording power in optical disk recording and retrieving device. Hitachi, Beall Law Offices, October 26, 1999: US05974021 (25 worldwide citation)

The device seeks to improve the reliability of information and to increase recording capacity by controlling the recording mark to be recorded on the recording medium with high preciseness. To improve the conformity of a recording medium with a device that records, retrieves and erases information, ...


7
Tsuneo Fujiwara, Tomiyuki Numata: Data detecting circuit. Sharp Kabushiki Kaisha, March 17, 1998: US05729517 (21 worldwide citation)

A clock extracting section generates a first clock synchronized with a reproducing signal, and a second clock with a frequency twice a frequency of the first clock. An AD converter quantizes the reproducing signal at timing of the second clock. A data classifier classifies the quantized data into tw ...


8
Yasuhara Nae C O Patents Divis, Kashii Masaharu C O Patents Di, Marusawa Miyuki C O Patents Di, Iizuka Yoshio C O Kokoku Rubbe, Murayama Satoru C O Kokoku Rub: Portable graphic computer apparatus.. Sony, Kokoku Rubber, February 27, 1991: EP0414566-A2 (19 worldwide citation)

A portable graphic computer apparatus comprises a tablet (10) for inputting coordinates, a detecting circuit (23) for detecting coordinate data corresponding to coordinates inputted via the tablet (10), an image data forming means (37, 38, 40) for forming image data from coordinate data detected by ...


9
Masakazu Taguchi, Haruhiko Izumi: Data readout system for optical disk having maximum likelihood data detecting circuit. Fujitsu, Greer Burns & Crain, October 21, 1997: US05680380 (18 worldwide citation)

A system reproduces data from an optical disk in which a signal obtained by encoding recording data in accordance with a recording rule including a rule corresponding to a partial response class I characteristic has been recorded. The system includes an optical head for reproducing a signal from the ...


10
Yutaka Nagai, Toshifumi Takeuchi: PCM signal recording method and apparatus for recording four-channel data to be compatible with two-channel data. Hitachi, Antonelli Terry Stout & Kraus, September 21, 1993: US05247396 (15 worldwide citation)

A PCM signal recording/reproducing apparatus includes write means for writing data on a recording medium, a data detecting circuit for detecting data from the recording medium, a temporary storage unit for storing temporarily the data to be recorded on the recording medium or the data reproduced fro ...