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    • 18. 发明公开
    • Nozzle plate unit, inkjet print head with the same and method of manufacturing the same
    • 喷嘴板单元,具有该喷嘴板单元的喷墨打印头及其制造方法
    • EP1652674A2
    • 2006-05-03
    • EP05256556.1
    • 2005-10-21
    • Samsung Electronics Co., Ltd.
    • Sung, Gee-youngKwon, Kye-siKim, Min-sooOh, Se-youngBaek, Seog-soonSong, Mi-jeong
    • B41J2/14
    • B41J2/14233B41J2/09B41J2/1433B41J2002/14395B41J2202/16Y10T29/42
    • A nozzle plate unit (100) that is designed to control an ejecting direction of ink droplets by using an electro-wetting phenomenon, an inkjet print head with the same, and a method of manufacturing the nozzle plate unit are provided. The nozzle plate unit includes at least one penetration nozzle (150), an electrode (120) divided into at least two segments (120a,120b,120c,120d) formed along an inner circumference defining the nozzle, and a hydrophobic insulating layer (140) divided into at least two segments (140a,140b,140c,140d) formed on surfaces of the segments of the electrode. When a voltage is applied between respective segments of the electrode and the fluid, a contacting angle of the fluid with the respective segments of the hydrophobic insulating layer is varied by an electro-wetting phenomenon, thereby deflecting an ejecting direction of the fluid ejected through the nozzle. The inkjet print head includes a passage plate (210,220) including an ink passage having a plurality of ink chambers (204) in which ink to be ejected is filled, an actuator (300) providing ejecting force of the ink filled in the plurality of ink chambers, and the nozzle plate unit attached to the passage plate. Accordingly, the ejecting direction of ink droplets ejected through the nozzle can be controlled in various directions and thus the image can be printed at higher DPI even when a print head with a low CPI is used.
    • 提供一种喷嘴板单元(100),该喷嘴板单元(100)被设计为通过使用电润湿现象来控制墨滴的喷射方向,具有该喷嘴板单元的喷墨打印头以及制造该喷嘴板单元的方法。 所述喷嘴板单元包括至少一个穿透喷嘴(150),沿着限定所述喷嘴的内周形成的至少两个分段(120a,120b,120c,120d)的电极(120),以及疏水绝缘层(140 )分成至少两个形成在电极片段表面上的片段(140a,140b,140c,140d)。 当在电极的各段与流体之间施加电压时,流体与疏水性绝缘层的各段的接触角通过电润湿现象而变化,由此偏转通过电解液喷射的流体的喷射方向 喷嘴。 该喷墨打印头包括:通道板(210,220),其包括具有其中填充有要喷射的墨的多个墨室(204)的墨通道;致动器(300),其提供填充在多个墨中的墨的喷射力 腔室,以及连接到通道板的喷嘴板单元。 因此,即使当使用具有低CPI的打印头时,也可以在各种方向上控制通过喷嘴喷射的墨滴的喷射方向,因此可以以更高的DPI打印图像。
    • 19. 发明公开
    • Method and system for dynamically updating ARP cache tables in an ad hoc network
    • Verfahren und Vorrichtung zur dynamischen Aktualisierung von ARP缓存在einem Ad-Hoc Netzwerk
    • EP1496669A1
    • 2005-01-12
    • EP04254082.3
    • 2004-07-07
    • Samsung Electronics Co., Ltd.
    • Nam, Sang-suKim, Min-sooMun, Byung-in No. 104-1401 Dongsuwon
    • H04L29/12
    • H04L29/12264H04L29/12018H04L29/1232H04L61/10H04L61/2046H04L61/2092H04W8/26H04W84/18
    • A method and system for dynamically updating information registered in ARP cache tables of other terminals (310,320) in a case where a protocol address of a terminal (310) existing in an ad hoc network changes. The method includes detecting whether protocol addresses of terminals (310,320) are duplicated and changing the protocol addresses of some of the terminals (310,320) having the duplicate protocol addresses; by a terminal (310) whose protocol address has changed, transmitting information on the previously used protocol address and its own hardware address to neighboring terminals (320); updating the address information tables (321,341) in accordance with the received information; by a terminal (310) whose protocol address has not changed among the terminals (310,320) having the duplicate protocol addresses, transmitting its own address information to the neighboring terminals (320); and by the neighboring terminals (320) that has received the address information in the fourth step, updating the address information tables (321,341) in accordance with the received information.
    • 在存在于自组织网络中的终端(310)的协议地址发生变化的情况下动态地更新登记在其他终端(310,320)的ARP缓存表中的信息的方法和系统。 该方法包括检测终端(310,320)的协议地址是否被复制,并且改变具有重复协议地址的一些终端(310,320)的协议地址; 通过其协议地址已经改变的终端(310),将关于先前使用的协议地址及其自己的硬件地址的信息发送到相邻终端(320); 根据接收到的信息更新地址信息表(321,341); 通过其协议地址在具有重复协议地址的终端(310,320)之间没有改变的终端(310),将其自己的地址信息发送给相邻终端(320); 以及在第四步骤中接收到地址信息的相邻终端(320),根据接收的信息更新地址信息表(321,341)。