Patent ID: 6762796
Filing Date: 2004-07-13
Classification: H01L,H04N

Abstract:
An image pick-up module comprising;an image pick-up lens member; a lens frame member retaining the lens member; a semiconductor circuit section having a photoelectric conversion section comprised of two-dimensionally arranged photoelectric conversion element groups, a drive circuit section sequentially driving the photoelectric conversion elements and obtaining a signal charge, an A/D conversion section converting the signal charge to a digital signal, a signal processing section outputting the digital signal as a video signal, light exposure control means electrically controlling a light exposure time based on an output level of the digital signal, the photoelectric conversion section, drive circuit section, A/D conversion section, signal processing section and light exposure control means being formed on the same semiconductor chip; a substrate holding the semiconductor chip and having electrode groups electrically connected to the semiconductor chip; a frame member for covering which is connected to the substrate and as a hollow structure covering the semiconductor chip; and an infrared ray shutting optical member mounted on the frame member, in which on one surface of the substrate, a positioning reference surface constituted of an equally flattened surface is defined up to an outer peripheral end of the substrate, the positioning reference surface includes a semiconductor chip positioning reference surface portion at which the semiconductor chip is joined in a planar way and positioned, a frame member mounting surface portion situated around the semiconductor chip and at which the frame member is joined and mounted, and a lens frame positioning reference surface portion situated outside the frame member and left as a remaining portion at the outer peripheral end portion of the positioning reference surface and at which the lens frame member is joined upon being mounted and positioned, and in which the semiconductor chip and lens frame member are positioned on the positioning reference surface constituted of the equally flattened surface defined on the one surface of the substrate while using the semiconductor chip positioning reference surface portion and lens frame member positioning reference surface portion.