H01L21/67294

Substrate processing method and substrate processing system

A substrate processing method is provided. The substrate processing method includes placing a substrate storage container storing a substrate on a load port; automatically determining a type of the substrate stored in the placed substrate storage container; by referring to a storage unit that stores a parameter data set related to a transport condition for each substrate type, controlling transport of the substrate stored in the substrate storage container based on the parameter data set corresponding to the automatically determined type of the substrate to process the substrate, and, after automatically determining the type of the substrate, and before transporting the substrate stored in the substrate storage container, performing mapping based on conditions set in the parameter data set to detect an abnormality of the substrate stored in the substrate storage container.

TRANSFER PRINTING METHOD AND TRANSFER PRINTING APPARATUS

A transfer printing method and a transfer printing apparatus. The transfer method includes: transferring a plurality of devices formed on an original substrate to a transfer substrate obtaining first position information of positions of the plurality of devices on the transfer substrate; obtaining second position information of corresponding positions, on a target substrate, of devices to be transferred; comparing the first position information with the second position information to obtain first target position information recording a first transfer position; and aligning the transfer substrate with the target substrate and performing a site-designated laser irradiation on at least part of devices on the transfer substrate corresponding to the first transfer position, simultaneously, according to the first target position information, so as to transfer the at least part of the devices from the transfer substrate to the target substrate.

APPARATUS AND METHODS FOR DETERMINING WAFER CHARACTERS
20210233791 · 2021-07-29 ·

Apparatus and methods for determining wafer characters are disclosed. In one example, an apparatus is disclosed. The apparatus includes: a processing tool configured to process a semiconductor wafer; a device configured to read an optical character disposed on the semiconductor wafer while the semiconductor wafer is located at the apparatus for wafer fabrication; and a controller configured to determine whether the optical character matches a predetermined character corresponding to the semiconductor wafer based on the optical character read in real-time at the apparatus.

AUTOMATED MATERIAL HANDLING SYSTEM HAVING CARRIER POLLUTION MANAGEMENT FUNCTION

An automated material handling system includes: at least one state detecting sensor disposed inside or outside the carrier to detect an internal state of the carrier including a degree of pollution in the carrier; a carrier interface to transmit a carrier state value; a carrier controller including a controller interface disposed on the plate to obtain a carrier state value by communicating with the carrier interface, and a carrier control unit configured to generate carrier management information including the carrier state value obtained through the controller interface and current location information of the carrier and output the carrier management information to a server; and a server configured to analyze an internal pollution state of the carrier based on the carrier management information provided by the carrier controller.

Method for die-level unique authentication and serialization of semiconductor devices using electrical and optical marking

A method for marking a semiconductor substrate at the die level for providing unique authentication and serialization includes projecting a first pattern of actinic radiation onto a layer of photoresist on the substrate using mask-based photolithography, the first pattern defining semiconductor device structures and projecting a second pattern of actinic radiation onto the layer of photoresist using direct-write projection, the second pattern defining a unique wiring structure having a unique electrical signature.

RFID PART AUTHENTICATION AND TRACKING OF PROCESSING COMPONENTS
20210175106 · 2021-06-10 ·

Embodiments provided herein provide for methods and apparatus for detecting, authenticating, and tracking processing components, including consumable components or non-consumable components used on substrate processing systems for electronic device manufacturing, such as semiconductor chip manufacturing. The semiconductor processing systems and/or its processing components herein include a remote communication device, such as a wireless communication apparatus, for example, radio frequency identification (RFID) devices or other devices embedded in, disposed in, disposed on, located on, or otherwise coupled to one or more processing components or processing component assemblies and/or integrated within the semiconductor processing system itself. The processing component may include a single component (part) or an assembly of components (parts) that are used within the semiconductor processing tool.

Wafer box conveyor

A cassette transport device is disclosed which includes a smart cart, a base expansion frame mounted on the smart cart and a cassette-loading frame fixed to the base expansion frame. The cassette-loading frame is partitioned into several segments each accommodating a plurality of cassette trays. Each of the cassette trays defines, on its surface, a first trough and a second trough in the first trough. The first trough is configured to retain a cassette of a first size, and the second trough is configured to retain a cassette of a second size. With the first and second troughs, each of the cassette trays is able to retain a cassette of either the first or second size, making the cassette transport device possible to be used in transportation of the both types of cassettes with a high yield. Moreover, the smart cart is capable of automated transportation without human intervention or track construction while enabling savings in transportation cost, time and labor.

Method for controlling conveyance system, conveyance system, and management device

A method for controlling a conveyance system includes transmitting, by a specific conveyance vehicle specific transfer location information to a management device, extracting from correspondence information by the management device, specific communication-device address information corresponding to the specific transfer location information received from the specific conveyance vehicle, and transmitting to the specific conveyance vehicle by the management device the specific communication-device address information extracted, and executing by the specific conveyance vehicle using the specific communication-device address information received from the management device communication with a first communication device connected to a first semiconductor manufacturing device to transfer a FOUP between the first semiconductor manufacturing device and the specific conveyance vehicle.

CHEMICAL LIQUID SUPPLYING SYSTEM AND METHOD OF SUPPLYING CHEMICAL LIQUID

In accordance with some embodiments, a method for processing semiconductor wafer is provided. The method includes connecting a drum which stores the chemical liquid with a testing pipe. The method also includes guiding the chemical liquid in the drum into the testing pipe. In addition, the method includes detecting a condition of the chemical liquid in the testing pipe. The method further includes determining if the condition of the chemical liquid is acceptable. When the condition of the chemical liquid is acceptable, supplying the chemical liquid to a processing tool at which the semiconductor wafer is processed.

WAFER FRAME SORTER AND STOCKER

A wafer sorting and stoking system provides automated storage and retrieval of wafer frames carrying semiconductor wafers. A wafer frame cassette is received at a transfer port from a transfer system. A robot arm retrieves the wafer frames from the cassette and stores each wafer frame in a respective storage slot in one of a plurality of storage towers. The storage location of each wafer frame is recorded. Each wafer frame can be selectively retrieved and loaded into a wafer frame cassette by the robot arm for further processing.