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    • 5. 发明公开
    • Gate controlled lateral bipolar junction transistor and method of fabrication thereof
    • Gartesteuerter横向双相变压器和Verfahren zur Herstellung。
    • EP0657944A3
    • 1995-08-02
    • EP94308956.5
    • 1994-12-02
    • NORTHERN TELECOM LIMITED
    • Mahli, Duljit S.Kung, WilliamDeen, M. JamalIlowski, JohnKovacic, Stephen J.
    • H01L29/739H01L27/07H01L29/735
    • H03G1/007H01L27/0722H01L29/7302H01L29/735H01L29/7393
    • A gate controlled lateral bipolar junction transistor (GCLBJT) device for an integrated circuit and a method of fabrication thereof are provided. The GCLBJT resembles a merged field effect transistor and lateral bipolar transistor, i.e. a lateral bipolar transistor having base, emitter and collector terminals and a fourth terminal for controlling a gate electrode overlying an active base region. The device is operable as an electronically configurable lateral transistor. Advantageously a heavily doped buried layer provides a base electrode having a base contact which surrounds and encloses the collector. The surface region between emitter and collector is characterised by lightly doped regions adjacent and contiguous with the heavily doped emitter and collector, which effectively reduce the base width of the bipolar transistor and improve operation for analogue applications. A threshold adjust implant in the surface of the base region under the gate electrode allows for control of threshold voltage of the surface MOS channel. Performance parameters of the bipolar transistor may be adjusted via a signal to the fourth i.e., gate, terminal, to control inversion under the gate, thereby controlling the path of carriers between the emitter and collector. Transistor performance characteristics such as common-emitter current gain, unity-gain frequency, and the low frequency noise properties are all variable quantities which can be specified electronically, i.e. they are programmable by a signal applied to the gate. Concurrent use of field effect and bipolar injection phenomenon within the same device yield the salient device characteristics. Applications include mixer and modulation circuits.
    • 提供了一种用于集成电路的栅极控制横向双极结型晶体管(GCLBJT)器件及其制造方法。 GCLBJT类似于合并的场效应晶体管和横向双极晶体管,即具有基极,发射极和集电极端子的横向双极晶体管,以及用于控制覆盖有源基极区域的栅电极的第四端子。 该器件可操作为电子可配置的横向晶体管。 有利地,重掺杂掩埋层提供具有包围和封闭收集器的基极接触的基极。 发射极和集电极之间的表面区域的特征在于与重掺杂的发射极和集电极相邻并邻近的轻掺杂区域,这有效地降低了双极晶体管的基极宽度并改善了模拟应用的操作。 在栅电极下方的基极区域的表面中的阈值调整植入允许控制表面MOS沟道的阈值电压。 双极晶体管的性能参数可以通过信号调整到第四个即栅极,以控制栅极下的反相,从而控制发射极和集电极之间的载流子路径。 诸如共发射极电流增益,单位增益频率和低频噪声特性的晶体管性能都是可以电子指定的可变量,即它们可以通过施加到栅极的信号来编程。 同时使用场效应和双极注入现象产生显着的器件特性。 应用包括混频器和调制电路。
    • 10. 发明公开
    • Semiconductor device comprising a diode and method for producing such a device
    • 一种半导体器件,包括制造该装置的一个二极管和方法
    • EP2725615A1
    • 2014-04-30
    • EP12190455.1
    • 2012-10-29
    • IMEC
    • Hellings, GeertScholz, MirkoLinten, Dimitri
    • H01L27/02H01L29/866H01L21/329H01L29/06H01L29/36
    • H01L23/60H01L27/0255H01L29/0649H01L29/0688H01L29/36H01L29/6609H01L29/66098H01L29/66106H01L29/66234H01L29/7302H01L29/735H01L29/866H01L2924/0002H01L2924/00
    • The present invention is related to a semiconductor device comprising a diode junction between two semiconductor regions of different doping types, in particular between an upper portion of an active area and the remainder of said area, said active area being defined in a substrate surface between two field dielectric regions. The upper portion is a portion of the active area that is lower in width than the active area itself. In a preferred embodiment, the device of the invention is an ESD comprising such a diode. In addition, the active area is provided with a doping profile, exhibiting a maximum value at the surface of said active area, and changing to a minimum value at a higher depth, said depth preferably being higher than half the depth of the upper portion. The diode does not require an ESD implant for lowering the holding voltage. As such the device and method according to the invention allow to reduce the number of processing steps in the production of ESD and other devices comprising a diode junction.
    • 本发明,特别地之间的有源区域和所述区域的剩余部分的上部涉及到半导体器件,包括不同的掺杂类型的两个半导体区域之间的二极管结,所述的基底表面限定二者之间的活性区 场电介质区域。 上部是有源区域的一部分所做的是在宽度上比所述有源区本身低。 在优选实施方案中,本发明的装置是包括寻求二极管的ESD。 此外,有源区设置有掺杂分布,参展在所述有源区的表面上的最大值,并且在较高的深度变化到最小值,所述深度优选为比上部的深度的一半更高。 二极管不要求ESD植入物用于降低保持电压。 作为检查的装置和方法雅丁发明允许以减少的生产ESD的包括二极管结的处理步骤和其它设备的数量。