초록 ▼

A three-dimensional integrated device includes at least two integrated circuit substrates laminated to each other, each of the integrated circuit substrates having at least one ground plane, at least one aperture provided at a desired location in the ground plane, the end of a microstrip line formed

A three-dimensional integrated device includes at least two integrated circuit substrates laminated to each other, each of the integrated circuit substrates having at least one ground plane, at least one aperture provided at a desired location in the ground plane, the end of a microstrip line formed in a pair with the ground plane and placed in the aperture, and a transmitter and/or a receiver that is connected to the microstrip line and transmits and/or receives signals at a frequency substantially corresponding to the perimeter λ of the aperture. Each of the apertures in each of the integrated circuit substrates is superimposed on at least one of the apertures in the other integrated circuit substrates in the direction perpendicular to the ground planes, and the signals are transported in a contactless manner between the integrated circuit substrates through the apertures at a frequency substantially corresponding to the perimeter λ of the apertures.

대표청구항 ▼

1. A three-dimensional integrated device comprising: at least two integrated circuit substrates laminated to each other, each of the integrated circuit substrates having at least one ground plane, at least one aperture provided in each ground plane, the end of microstrip line placed at a location co

1. A three-dimensional integrated device comprising: at least two integrated circuit substrates laminated to each other, each of the integrated circuit substrates having at least one ground plane, at least one aperture provided in each ground plane, the end of microstrip line placed at a location corresponding to the aperture on a side of the substrate that is opposite the ground plane, and a transmitter and/or a receiver that is connected to the microstrip line, and further wherein there are a plurality of microstrip lines having corresponding apertures and transmitter and/or receiver elements located within the laminated circuit substrate. wherein the substrates are laminated such that each of the apertures in each adjacent integrated circuit substrate is superimposed on at least one of the apertures in another immediately adjacent integrated circuit substrate in a direction perpendicular to the ground planes, wherein a ground plane side of each integrated circuit substrate is secured to a side of an adjacent integrated circuit substrate that is opposite its corresponding ground plane and signals are transported in a contactless manner between integrated circuit substrates through the apertures and signals are transferred through only single ground plane aperture when communication is effected directly between immediately adjacent integrated circuit substrates, and further wherein the respective microstrip lines of transmitter and receiver elements communicating with each other are arranged to be parallel with each other. 2. The three-dimensional integrated device according to claim 1, wherein at least one of the integrated circuit substrates has a pattern formed therein, the pattern having a periodic structure. 3. The three-dimensional integrated device according to claim 2, wherein the periodic structure is formed at the bottom of the silicon substrate, and the pattern in a conductive portion of the silicon substrate is created by utilizing the change in carrier concentration of the silicon substrate itself. 4. The three-dimensional integrated device according to claim 1, wherein each of the apertures has a corresponding transmitter and receiver for each substrate. 5. The three-dimensional integrated device according to claim 1, wherein each of the integrated circuit substrates has an aperture where a microstrip line connected to the transmitter is formed and an aperture where a microstrip line connected to the receiver is formed. 6. The three-dimensional integrated device according to claim 1, wherein each of the integrated circuit substrates is formed of a silicon substrate having at least one through via for power supply and ground wiring, and the integrated circuit substrates are laminated to each other through bumps electrically connected to the through via. 7. The three-dimensional integrated device according to claim 1, wherein one substrate simultaneously transfers signals to each of a plurality of integrated circuit substrates via a transmitter having its microstrip line located at an is located perpendicularly above or below apertures for each of the plurality of integrated circuit substrates to which the signals are simultaneously transferred. 8. The three-dimensional integrated device according to claim 1, wherein a plurality of substrates perform simultaneously signal transfer through a plurality of groups of apertures that are respectively perpendicularly stacked.