Embodiments of the present disclosure are directed toward through-silicon via (TSV)-based devices and associated techniques and configurations. In one embodiment, an apparatus includes a die having active circuitry disposed on a first side of the die and a second side disposed opposite to the first side, a bulk semiconductor material disposed between the first side and the second side of the die and a device including one or more of a capacitor, resistor or resonator disposed in the bulk semiconductor material, the capacitor, resistor or resonator including one or more TSV structures that extend through the bulk semiconductor material, an electrically insulative material disposed in the one or more TSV structures and an electrode material or resistor material in contact with the electrically insulative material within the one or more TSV structures.

Apparatuses and methods have been disclosed. One such apparatus includes strings of memory cells formed on a topside of a substrate. Support circuitry is formed on the backside of the substrate and coupled to the strings of memory cells through vertical interconnects in the substrate. The vertical interconnects can be transistors, such as surround substrate transistors and/or surround gate transistors.

A semiconductor device includes a substrate and a first active region on a first side of the substrate. The semiconductor device further includes a first gate structure surrounding a first portion of the first active region. The semiconductor device further includes a second active region on a second side of the substrate, wherein the second side is opposite the first side. The semiconductor device further includes a second gate structure surrounding a first portion of the second active region. The semiconductor device further includes a gate via extending through the substrate, wherein the gate via directly connects to the first gate structure, and the gate via directly connects to the second gate structure.

A 3D integrated circuit device, including: a first transistor; a second transistor; and a third transistor, where the third transistor is overlaying the second transistor and the third transistor is controlled by a third control line, where the second transistor is overlaying the first transistor and the second transistor is controlled by a second control line, where the first transistor is part of a control circuit controlling the second control line and the third control line, and where the second transistor and the third transistor are self-aligned.

A method for making a three-dimensional integrated electronic circuit is provided, including making a first electrically conductive portion on a first dielectric layer covering a first semiconductor layer; then making a second dielectric layer covering the first electrically conductive portion such that it is disposed between the first and second dielectric layers, and a second semiconductor layer disposed on the second dielectric layer; then making a first electronic component in the second semiconductor layer, and a second electronic component in the first semiconductor layer; then making an electrical interconnection electrically linking the first and second electronic components together, of which a first part passes through the first dielectric layer and electrically connects the second electronic component to the first electrically conductive portion and of which a second part passes through a part of the second dielectric layer and electrically connects the first electronic component to the first electrically conductive portion.

The present application discloses new approaches to providing “passive-off” protection for a B-TRAN-like device. Even if the control circuitry is inactive, AC coupling uses transient voltage on the external terminals to prevent forward biasing an emitter junction. Preferably the same switches which implement diode-mode and pre-turnoff operation are used as part of the passive-off circuit operation.

A method includes: doping a region through a first surface of a semiconductor substrate; forming a plurality of doped structures within the semiconductor substrate, wherein each of the plurality of doped structures extends along a vertical direction and is in contact with the doped region; forming a plurality of transistors over the first surface, wherein each of the transistors comprises one or more source/drain structures electrically coupled to the doped region through a corresponding one of the doped structures; forming a plurality of interconnect structures over the first surface, wherein each of the interconnect structures is electrically coupled to at least one of the transistors; and testing electrical connections between the interconnect structures and the transistors based on detecting signals present on the doped region through a second surface of the semiconductor substrate, the second surface opposite to the first surface.

A memory device comprises a substrate having a front side and a backside, wherein a first conductive line is on the backside and a second conductive line is on the front side. A transistor is on the front side between the second conductive line and the substrate. A magnetic tunnel junction (MTJ) is on the backside between the first conductive line and the substrate, wherein one end of the MTJ is coupled through the substrate to the transistor and an opposite end of the MTJ is connected to the first conductive line, and wherein the transistor is further connected to the second conductive line on the front side.

A chip includes a dielectric layer having a top surface and a bottom surface, a first semiconductor layer overlying and bonded to the top surface of the dielectric layer, and a first Metal Oxide-Semiconductor (MOS) transistor of a first conductivity type. The first MOS transistor includes a first gate dielectric overlying and contacting the first semiconductor layer, and a first gate electrode overlying the first gate dielectric. A second semiconductor layer is underlying and bonded to the bottom surface of the dielectric layer. A second MOS transistor of a second conductivity type opposite to the first conductivity type includes a second gate dielectric underlying and contacting the second semiconductor layer, and a second gate electrode underlying the second gate dielectric.

Some embodiments of the disclosure provide a semiconductor device. The semiconductor device includes: a substrate having a first side and a second side opposite the first side; a first nitride semiconductor layer disposed on the first side of the substrate; a second nitride semiconductor layer on the first nitride semiconductor layer and having a band gap greater than a band gap of the first nitride semiconductor layer; a first electrode disposed on the second nitride semiconductor layer; a second electrode disposed on the second nitride semiconductor layer; a first semiconductor structure formed adjacent to the second side of the substrate; and a second semiconductor structure formed adjacent to the second side of the substrate; and wherein the first semiconductor structure and the second semiconductor structure are adjacent to each other.