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/Package With Dual Layer Routing Including Ground Return Path
Abstract

A package includes a first leadframe including a plurality of leads and a conductor, a first semiconductor die mounted on a first surface of the first leadframe and attached to a first subset of the plurality of leads and the conductor, and a second semiconductor die mounted on the first surface of the first leadframe and attached a second subset of the plurality of leads and the conductor. The conductor provides a direct electrical connection for an electrical signal between the first semiconductor die and the second semiconductor die. The package further includes a second leadframe. The first leadframe is mounted on the second leadframe via a second surface of the first leadframe, the second surface opposite the first surface. The second leadframe provides a ground return path between the first semiconductor die and the second semiconductor die for the electrical signal.

Full Text

What is claimed is:

A package includes a first leadframe including a plurality of leads and a conductor, a first semiconductor die mounted on a first surface of the first leadframe and attached to a first subset of the plurality of leads and the conductor, and a second semiconductor die mounted on the first surface of the first leadframe and attached a second subset of the plurality of leads and the conductor. The conductor provides a direct electrical connection for an electrical signal between the first semiconductor die and the second semiconductor die. The package further includes a second leadframe. The first leadframe is mounted on the second leadframe via a second surface of the first leadframe, the second surface opposite the first surface. The second leadframe provides a ground return path between the first semiconductor die and the second semiconductor die for the electrical signal.
Timeline
Filed
02/20/2026
Published
06/25/2026
Granted
Not Available
IPC Codes(8)
H10W 44/20:at high-frequency [HF] or radio frequency [RF]
H10D 62/85:being Group III-V materials, e.g. GaAs
H10P 54/00:Cutting or separating of wafers, substrates or parts of devices