Abstract:
In one embodiment, a semiconductor device includes a glass substrate, a semiconductor substrate disposed on the glass substrate, and a magnetic sensor disposed within and/or over the semiconductor substrate.
Abstract:
Embodiments of the present invention provide a Hall effect device that includes a Hall effect region of a first semiconductive type, at least three contacts and a lateral conductive structure. The Hall effect region is formed in or on top of a substrate, wherein the substrate includes an isolation arrangement to isolate the Hall effect region in a lateral direction and in a depth direction from the substrate or other electronic devices in the substrate. The at least three contacts are arranged at a top of the Hall effect region to supply the Hall effect device with electric energy and to provide a Hall effect signal indicative of the magnetic field, wherein the Hall effect signal is generated in a portion of the Hall effect region defined by the at least three contacts. The lateral conductive structure is located between the Hall effect region and the isolation arrangement.
Abstract:
A complementary metal oxide semiconductor (CMOS) sensor system in one embodiment includes a doped substrate, a doped central island extending downwardly within the doped substrate from an upper surface of the doped substrate, and a first doped outer island extending downwardly within the doped substrate from the upper surface of the doped substrate, the first outer island electrically isolated from the central island within an upper portion of the substrate, and electrically coupled to the central island within a lower portion of the substrate.
Abstract:
Embodiments relate to current sensors and methods. In an embodiment, a current sensor comprises a conductor portion having a first portion and a second portion; at least three slots formed in the conductor portion between the first and second portions, each of the at least three slots having a length and at least one tip portion; at least two bridge portions each having a width separating two of the at least three slots and a length coupling the first and second portions; a first contact region disposed relative to the first portion and a second contact region disposed relative to the second portion; and at least one pair of magnetic sensor elements, a first pair of magnetic sensor elements arranged relative to and spaced apart from a first of the at least two bridge portions.
Abstract:
A Hall effect transducer in a semiconductor wafer comprises a first layer of semiconducting material, a second layer of semiconducting material, and a contact structure configured to provide a path for electrical current to pass through the second layer. The second layer has higher electron hole mobility than the first layer, and is epitaxially grown atop the first layer.
Abstract:
The present invention relates to a thin film lamination to be used in a micro InSb thin film magnetic sensor which can directly detect a magnetic flux density with high sensitivity and has small power consumption and consumption current, and the InSb thin film magnetic sensor. The InSb thin film magnetic sensor uses an InSb thin film as a magnetic sensor section or a magnetic detecting section. The sensor includes an InSb layer that is an InSb thin film formed on a substrate, and an AlxGayIn1-x-ySb mixed crystal layer (0≦x, y≦1) which shows resistance higher than the InSb layer or insulation, or p-type conduction, and has a band gap larger than that of InSb. The mixed crystal layer is provided between the substrate and the InSb layer, and has a content of Al and Ga atoms (x+y) in the range of 5.0 to 17%.
Abstract translation:本发明涉及一种用于微型InSb薄膜磁传感器中的薄膜层压体,其可以高灵敏度地直接检测磁通密度并且具有小的功耗和消耗电流,以及InSb薄膜磁传感器。 InSb薄膜磁传感器使用InSb薄膜作为磁传感器部分或磁检测部分。 传感器包括作为形成在基板上的InSb薄膜的InSb层和表现出高于InSb层或绝缘体的电阻的Al x Ga y In 1-x-y Sb混合晶体层(0 <= x,y <= 1),或 p型导电,并且具有比InSb大的带隙。 混合晶体层设置在基板和InSb层之间,Al和Ga原子的含量(x + y)在5.0〜17%的范围内。
Abstract:
The invention relates to a semiconductor component (100) comprising a semiconductor chip (10) configured as a wafer level package, a magnetic field sensor (11) being integrated into said semiconductor chip.
Abstract:
A vertical Hall device includes: a substrate; a semiconductor region having a first conductive type and disposed in the substrate; and a magnetic field detection portion disposed in the semiconductor region. The magnetic field detection portion is capable of detecting a magnetic field parallel to a surface of the substrate in a case where a current flows through the magnetic field detection portion in a vertical direction of the substrate. The semiconductor region is a diffusion layer including a conductive impurity doped and diffused therein. The semiconductor region is made of diffusion layer so that the device has high design degree of freedom.
Abstract:
Two Hall element forming arrangements are formed on a semiconductor substrate. Each Hall element forming arrangement includes a Hall element that is formed in a principal surface of the semiconductor substrate. A base is formed separately from the semiconductor substrate. Then, the base is disposed at a rear surface of the semiconductor substrate and holds the semiconductor substrate and the Hall element forming arrangements. The base includes a holding surface, which holds the semiconductor substrate, and two slant surfaces, each of which is slanted relative to the holding surface. Each Hall element forming arrangement is held on a corresponding one of the at least one slant surface of the base.
Abstract:
A method for manufacturing a semiconductor thin film having high carrier mobility, and a magnetoelectric conversion element provided with the semiconductor thin film manufactured by the aforementioned method are provided. The temperature of the Si single crystal substrate is raised to 270null C. to 320null C., and an In buffer layer is formed by an electron beam heating type vacuum evaporation method. Subsequently, an initial seed layer made of Sb and In is formed. The temperature of the Si single crystal substrate is raised to 460null C. to 480null C., and thereafter, a retention time approximated by a predetermined function of the temperature of the Si single crystal substrate is provided. Then, a main growth layer made of Sb and In is formed.