摘要:
A semiconductor device may include a substrate including an NMOS region and a PMOS region. A gate structure can include a gate pattern and a spacer pattern, where the gate structure is on the substrate. A first etching stop film can be on the substrate in the NMOS region and a second etching stop film can be on the substrate in the PMOS region. A contact hole can penetrate the first and second etching stop films and a contact plug can be in the contact hole. A thickness of the first etching stop film can be greater than a thickness of the second etching stop film. Related methods are also disclosed.
摘要:
A semiconductor device may include a substrate including an NMOS region and a PMOS region. A gate structure can include a gate pattern and a spacer pattern, where the gate structure is on the substrate. A first etching stop film can be on the substrate in the NMOS region and a second etching stop film can be on the substrate in the PMOS region. A contact hole can penetrate the first and second etching stop films and a contact plug can be in the contact hole. A thickness of the first etching stop film can be greater than a thickness of the second etching stop film. Related methods are also disclosed.
摘要:
A power supply having improved system efficiency includes: a standby stage converting a DC voltage into an operating voltage and a first standby voltage, which have a preset magnitude, and supplying the first standby voltage to a standby output terminal; a DC/DC stage supplied with the operating voltage from the standby stage, converting the DC voltage into a main voltage having a preset magnitude, and supplying the main voltage to a main output terminal; and a main/standby stage converting the main voltage from the DC/DC stage into a second standby voltage having a preset magnitude, and supplying the second standby voltage to the standby output terminal.
摘要翻译:具有提高的系统效率的电源包括:备用级将DC电压转换为具有预设量值的工作电压和第一备用电压,并将第一待机电压提供给备用输出端子; DC / DC级,其被提供有来自待机级的工作电压,将DC电压转换成具有预设幅度的主电压,并将主电压提供给主输出端; 以及将主电压从DC / DC级转换为具有预设幅度的第二备用电压的主/备台,并将第二待机电压提供给备用输出端。
摘要:
A method of manufacturing a probe includes: forming a first slant face of the probe through an anisotropic etching process using a first etching mask pattern formed on a silicon substrate; forming a first semiconductor electrode region; forming a second etching mask pattern in an opposite direction of the first etching mask pattern on the silicon substrate; forming a spacer layer on a side wall of the second etching mask pattern; forming a second slant face of the probe; forming a second semiconductor electrode region; forming a silicon oxide layer pattern on the resulting silicon substrate; forming spacer layers on both side walls of the silicon oxide layer pattern; and etching the silicon substrate to a predetermined depth.
摘要:
There is provided a transformer improved in leakage inductance including: a core having first, second and third legs electromagnetically coupled to one another; a primary winding formed of a conductor having one end and another end receiving power from the outside and dividedly wound around the first, second and third legs; and a secondary winding wound around at least one of the first, second and third legs and receiving induced power by electromagnetic induction with the primary winding.
摘要:
The present invention provides a power supply for a server including: a PFC (Power Factor Correction) unit for meeting harmonic regulation by being connected to an input power source; a DC/DC unit including a switching stage provided with at least one switching device to switch a voltage of a link capacitor as an output voltage of the PFC unit to a predetermined operation frequency and a DC/DC stage driven by the switching stage; a DC/DC control unit for controlling the DC/DC unit by being connected to the switching device; and a frequency varying circuit unit for supplying the DC/DC control unit with a frequency control signal to adjust the operation frequency of the switching device according to load after detecting an output current of the link capacitor and acquiring load information.
摘要翻译:本发明提供了一种用于服务器的电源,包括:PFC(功率因数校正)单元,用于通过连接到输入电源来满足谐波调节; DC / DC单元,其包括具有至少一个开关装置的开关级,用于将作为PFC单元的输出电压的链路电容器的电压切换到预定工作频率,以及由开关级驱动的DC / DC级; DC / DC控制单元,用于通过连接到开关装置来控制DC / DC单元; 以及变频电路单元,用于在检测到所述链路电容器的输出电流并获取负载信息之后,向所述DC / DC控制单元提供频率控制信号,以根据负载调整所述开关装置的工作频率。
摘要:
Provided are a system and a method for moving digital contents among heterogeneous devices. The system moves digital contents among heterogeneous devices using a remote controller and includes a movement instructing device that moves digital contents from a first device to a second device a server that is connected with the first device and the second device by a network and performs wireless communication with the movement instructing device.
摘要:
A phase shift full bridge converter with a reduced current stress includes: a switching unit that switches an input voltage; a transformer that includes a first capacitor serially connected to, and having a primary side and a secondary side; an auxiliary circuit unit that includes a first switch, a second switch, and a second capacitor, which are connected in parallel to the secondary side of the transformer; and a rectification unit that is connected to the auxiliary circuit unit, with an output inductor being removed.