Abstract:
14 ABSTARCT METHOD FOR FABRICATING MICRONEEDLES AND MICRONEEDLE FABRICATED FROM THE SAME THIS INVENTION RELATES TO A METHOD OF FABRICATING MICRONEEDLES USING DRY 5 ETCHING METHODS ON A SILICON BASED MATERIAL AND MORE PARTICULARLY A METHOD OF FABRICATINA HOLLOW OUT-OF-PLANE MICRONEEDLES WHICH ARE ARRANGED IN A SINGLE ROW OF AT LEAST TWO MICRONEEDLES. THE FABRICATION PROCESS COMPRISES OF MULTIPLE STEPS INVOLVING REACTIVE ION ETCHING (RIE) ISOTROPIC AND DEEP REACTIVE ION ETCHING (DRIE) ANISOTROPIC PROCESSES. THE PROCESS INVOLVED ONLY DRY I 0 ETCHING AND THE ISOTROPIC PROCESS STEP PARTICULARLY, INCLUDES PLASMA ETCH. MOST ILLUSTRATIVEFIGURE IS
Abstract:
A METHOD OF INSULATING A MICROMECHANICAL WAFER (10) WITH A DIELECTRIC LAYER (23) OVER SAID MICROMECHANICAL WAFER (10) USING A SPINNING TECHNIQUE. THE DIELECTRIC LAYER (23) IS THEN HEATED TO REMOVE WATER AND CURED THE LAYER OF THE MICROMECHANICAL DEVICE (10) TO PROVIDE A PROTECTIVE COATING TO THE MICROMECHANICAL DEVICE. MOST ILLUSTRATIVE DIAGRAM:
Abstract:
FABRICATION METHOD OF A MICROMECHANICAL DEVICE 5 A METHOD FOR FABRICATING A MICROMECHANICAL DEVICE COMPRISES THE STEPS OF PROVIDING A SUBSTRATE HAVING A FIRST DIELECTRIC LAYER ON TOP SURFACE OF SAID SUBSTRATE, A BOTTOM CONDUCTIVE LAYER ON TOP SURFACE OF SAID FIRST DIELECTRIC LAYER, A SECOND DIELECTRIC LAYER ON SAID BOTTOM CONDUCTIVE LAYER, A 0 SACRIFICIAL LAYER ON SAID SECOND DIELECTRIC LAYER, A THIRD DIELECTRIC LAYER ON SAID SACRIFICIAL LAYER, AND A TOP CONDUCTIVE LAYER ON SAID THIRD DIELECTRIC LAYER, ETCHING A PLURALITY OF HOLES AT SAID TOP CONDUCTIVE LAYER, THEN AT SAID THIRD DIELECTRIC LAYER AND SAID SACRIFICIAL LAYER, AND SEALING 5 SAID ETCHED HOLES OF SAID TOP CONDUCTIVE LAYER AND THIRD DIELECTRIC LAYER BY DEPOSITING A FOURTH DIELECTRIC LAYER ON TOP OF SAID TOP CONDUCTIVE LAYER. MOST ILLUSTRATIVE DIAGRAM:
Abstract:
THE PRESENT INVENTION RELATES TO A METHOD OF TRANSFERRING SILICON BASED LAYER 101 ONTO POLYMER FILM 103 IN FLEXIBLE POLYMER TYPE DEVICES THAT APPLIES IN THE AREA TAGGING, BIOMEDICAL AND WEARABLE SENSORS AND DEVICES. THE METHOD OF THE PRESENT INVENTION IS COMPATIBLE WITH WAFER FABRICATION OR STANDARD IC PROCESSING. THE TUNGSTEN PLUG PROCESS IS THE CORE ENABLER TO ALLOW SUCCESSFUL TRANSFER OF SILICON STRUCTURES TO THE POLYMER. MOST ILLUSTRATIVE
Abstract:
A METHOD OF PACKAGING A MICROMECHANICAL WAFER WITH A DIELECTRIC LAYER (23) OVER SAID MICROMECHANICAL WAFER USING A SPINNING TECHNIQUE. THE DIELECTRIC LAYER (23) IS THEN HEATED (25) TO REMOVE WATER AND CURED (26) THE LAYER OF THE MICROMECHANICAL DEVICE TO PROVIDE A PROTECTIVE COATING TO THE MICROMECHANICAL DEVICE. THE MICROMECHANICAL DEVICE IS THEN FURTHER ENCAPSULATED (30) WITH A PLASTIC MATERIAL.
Abstract:
This invention provides a method to improve metal step coverage in contact hole filling by utilizing two step contact etch. The contact etch process provides a semi-rounded profile on the top half of the contact hole and a straight profile at the lower half. The semi-rounded contact etch process is able to reduce the aspect ratio to 1.
Abstract:
This invention relates to a method of fabricating microneedles using dry etching methods on a silicon based material and more particularly a method of fabricating hollow out-of-plane microneedles which are arranged in a single row of at least two microneedles. The fabrication process comprises of multiple steps involving reactive ion etching (RJE) isotropic and deep reactive ion etching (DRIE) anisotropic processes. The process involved only dry etching and the isotropic process step particularly, includes Plasma Etch.
Abstract:
Method of fabricating a gas sensor with a conductive sensing element on a microhotplate (102) is provided, the method includes the steps of fabricating a microhotplate (102) on silicon, fabricating a nanostructured sensor on the microhotplate (102) by growing of conductive nanotubes (110) or nanowires with metal catalyst and functionalising the conductive nanotubes or nanowires, wherein step the nanotubes (110) or nanowires are functionalised with metal oxides as tin oxide (Sn02), tungsten oxide (WOx), tantalum pent-oxide (Ta205), aluminium oxide (AI203) copper oxide (CuO), iron oxide (Fe203), titanium oxide (TiO), Neodymium Oxide (Nd203) and zinc oxide (ZnO).
Abstract translation:提供了一种在微电子板(102)上制造具有导电感测元件的气体传感器的方法,该方法包括以下步骤:在硅上制造微孔板(102),通过生长导电纳米管(102),在微孔板(102)上制造纳米结构传感器 (110)或具有金属催化剂的纳米线并对导电纳米管或纳米线进行功能化,其中使用金属氧化物作为氧化锡(SnO 2),氧化钨(WO x),五氧化二钽(Ta2O5))功能化纳米管(110)或纳米线 ,氧化铝(Al 2 O 3)氧化铜(CuO),氧化铁(Fe 2 O 3),氧化钛(TiO),氧化钕(Nd 2 O 3)和氧化锌(ZnO)。
Abstract:
A method of packaging a micromechanical wafer with a dielectric layer over said micromechanical wafer using a spinning technique. The dielectric layer is then heated to remove water and cured the layer of the micromechanical device to provide a protective coating to the micromechanical device. The micromechanical device is then further encapsulated with a plastic material.