YOSHIDA KEIICHI (Total 2652 Patents Found)

PROBLEM TO BE SOLVED: To provide a communication system capable of reducing trouble in an data input from a transmitter to a receiver. SOLUTION: In this communication system, which consists of a transmitter 10 transmitting data and a receiver 20 receiving the data transmitted by the transmitter 10, at least eith...
Disclosed is a vacuum pump having a peripheral groove vacuum pump unit which includes a casing provided with an inlet port and an outlet port; a rotor disposed within the casing and including a rotor shaft journaled on the casing, a rotor body fixed to the rotor shaft and provided integrally with a rotor disk; and a st...
PROBLEM TO BE SOLVED: To provide a speech unit that can prevent howling and can be miniaturized. SOLUTION: The speech unit has: a housing A1; a speaker SP that is arranged in the housing A1 and outputs sound information transmitted from the outside from a diaphragm provided on a surface; a front air chamber Bf su...
A memory bank comprises nonvolatile memory sections and two buffer sections to respectively store information of access unit of the nonvolatile memory sections. In response to the instruction of access operation, the memory bank performs data transfer between one buffer section of the memory bank and the nonvolatile me...
A keratan sulfate oligosaccharide which comprises from two to five sugar units and has sulfated N-acetylglucosamine at the reducing end and in a molecule of which at least two hydroxyl groups are sulfated, preferably, which contains at least disaccharide represented by the formula Gal(6S)-GlcNAc(6S) (in the formula, Ga...
【課題】エコーキャンセラによるエコー抑圧量が減少することなく、また音声スイッチを正常に動作させつつ話速度を調節可能とする。 【解決手段】音声スイッチ10と第2のエコーキャンセラ30Bとの間に話速変換部4が設けてある...
【課題】現像剤を一方向循環させる際に高速搬送しても安定した現像剤搬送が可能でトナー飛散を極めて少なくした現像装置を提供する。 【解決手段】現像剤を担持して像担持体へ供給する現像剤担持体51、現像剤担持体に対向配設さ...
This is a nonvolatile semiconductor memory device capable of raising the speed of write operation of Y access circuits in a 1×sense latch circuit+2×SRAM configuration. In a multi-value flash memory, in a mode of writing from the lower voltage side, writing and erratic determination are performed after data are transf...
PROBLEM TO BE SOLVED: To provide a house information panel capable of suppressing switching characteristics of a speech tone volume and a speech state from being changed in accordance with an opposite speech unit. SOLUTION: The house information panel is provided with: an opposite model particularizing means 11 f...
【課題】現像スリーブの回転負荷の増加を防止して構成部品の超寿命化および現像剤の特性劣化を防止することができる構成を備えた現像装置を提供する。 【解決手段】現像装置6Bを構成する現像槽6B1と現像剤担持体6B2とが互...
<P>PROBLEM TO BE SOLVED: To provide a mass spectrometry capable of ionizing efficiently an analysis object material without using an existing matrix, and a mass spectrometry capable of analyzing the analysis object material included in a sample such as a living cell or a tissue with a space resolution higher than...
There is provided a method of programming a non-volatile memory which can solve the problem of the data write system of the existing flash memory that a load capacitance of bit lines becomes large, the time required by the bit lines to reach the predetermined potential becomes longer, thereby the time required for data...
A powder container includes: a powder containing unit which has an opening portion formed at one end portion thereof, contains a powder therein, and is formed of a flexible material; a discharging unit which is provided in the end portion provided with the opening portion, is fixed to a powder conveying apparatus, and ...
<P>PROBLEM TO BE SOLVED: To provide a developing device that restrains scattering of toner by forming a pressure removal space between a casing and a magnetic brush formed by the magnetic field of an auxiliary pole, thereby satisfactorily producing an air current drawn into the developing device (casing) etc. &l...
【課題】色ムラや色ズレを効果的に抑制し、かつ、潜像担持体への駆動力伝達経路から独立させた駆動力伝達経路をもつプロセスカートリッジ内の回転駆動部材の回転ムラによる不具合を抑制する。 【解決手段】画像形成装置本体内の位...
A nonvolatile memory device of the present invention performs a programming operation by accumulating a charge in certain capacitance which is provided for each programming memory cell and injecting hot electrons generated when the charge is discharged via the memory cell into a floating gate. Thus, a variation in a pr...
A nonvolatile storage device has a nonvolatile memory unit (MARY0 to MARY3), a buffer unit (BMRY0 to BMRY3), and a control unit (CNT). The control unit (CNT) separately controls a first access processing between the outside and the buffer unit and a second access processing between the nonvolatile member unit and the b...
【課題】エコー成分の周波数特性に依存したエコー抑圧量の劣化を防ぐ。 【解決手段】エコーキャンセラECは、マイクロホン1の出力信号s(n)の周波数特性(音響エコー経路H AC の周波数特性)を平坦な特性に近づけるためのフィルタ...
Touch-responsive data transmission system for elongating transceiver battery life and assuring one-touch data transmission includes a first transceiver worn on user and a second transceiver connected to equipment utilizing first transceiver data. User contacts first transceiver signal and ground electrodes and touches ...
(57)【要約】 【課題】 健康管理者が自ら意識することなく日々健康 管理を行うことが可能になる健康管理システムを提供す る。 【解決手段】 健康測定機器1を利用する健康管理者と 使用する健康測定機器1を識別するための情報を保...
In an image forming apparatus, an area applied with a lubricant, i.e., an area of a lubricant layer having a uniform thickness, is obtained by spreading the lubricant by a lubricant smoothing blade. The area applied with a lubricant covers an area cleaned by a cleaning blade, i.e., a contact portion of the cleaning bla...
A control of a flash memory includes control for supplying a pulse-shaped voltage to each of non-volatile memory cells until a threshold voltage of the non-volatile memory cell having a first threshold voltage is changed to a second threshold voltage. The control involves a first write mode (coarse write) in which the ...
A process cartridge for use in an image forming apparatus includes an image bearing member and a developing unit. The developing unit includes a developer bearing member to bear developer including toner and carrier, a casing forming a developer container containing the developer, a screw having a shaft with a spiral s...
A nonvolatile semiconductor memory device in which erasure is optimized and quickened in the case of a memory array structure where each of the word lines is connected to pages correspondingly. Arbitrarily selected pages in a flash memory are erased at a time. In a two-page erasure mode, the processings of page erasure...
There is provided a method of programming a non-volatile memory which can solve the problem of the data write system of the existing flash memory that a load capacitance of bit lines becomes large, the time required by the bit lines to reach the predetermined potential becomes longer, thereby the time required for data...
【課題】複数のワード線の各ワード線に複数のページが対応して接続されるメモリアレイ構成での消去動作の最適化を図り、また消去動作の高速化を実現できる不揮発性半導体記憶装置を提供する。 【解決手段】フラッシュメモリにおい...
A compact voice information processing device having excellent howling preventing effect, and a wiring system using the same device, which is excellent in function expandability and easy exchangeability, are provided. This processing device has a speaker, a first microphone disposed to face a diaphragm of the speaker, ...
A semiconductor memory device in which a plurality of data lines of a memory array comprising storage transistors arranged in a matrix form as those having a high or low threshold voltage according to stored data are divided into a plurality of blocks, and sense amplifiers for performing amplification operations disper...
The invention relates to a vacuum pump with a casing (1) which has an inlet port (e) and an outlet port (f). In the casing (1) there are a rotor (3a) with a rotor disc (3), and a stator (5), the stator (5) having recesses (6) which are engaged by the ends of the rotor disc (3). The rotor disc (3) is thicker in the cent...
PROBLEM TO BE SOLVED: To provide a data transmission system of a contact sensing type with reduced power consumption. SOLUTION: This system comprises a 1st transmitter-receiver 10 mounted on a user and a 2nd transmitter-receiver 30 connected to a data processing unit 50. The 1st transmitter-receiver 10 is provide...
PROBLEM TO BE SOLVED: To provide an interphone system hardly causing a difference among levels of speech signals even in the case of combining a plurality of kinds of interphone slave units. SOLUTION: The interphone system (comprising a master unit A and sub master units B1, B2) discriminates types of slave units...
Provided with a deformable powder holder (66) formed from a flexible material with an aperture on one end and internally accommodating a powder (T), the disclosed powder receptacle (61) is configured so as to feed the powder (T) from the aperture by pressing and displacing towards the aperture a feed member (81) outsid...
A developing device includes a developer bearer, a casing defining an upper compartment to contain the developer and a lower compartment disposed lower than the upper compartment, to contain the developer, and a first conveyor and a second conveyor disposed in the upper compartment and the lower compartment, respective...
A charging device including a charging member configured to charge an image bearing member while the charging member is contacted with or is located so as to be close to the image bearing member when the charging device is set in an image forming apparatus; and a cleaning member configured to clean a surface of the cha...
【課題】連携範囲をセキュリティ分野まで拡大することによって使い勝手の向上を図る。 【解決手段】制御装置2では、ネットワーク通信部23で受信したパケットに含まれる検出状況がコントロール部20に渡される。コントロール部20は、...