Abstract: A minimum IC operating voltage searching method includes acquiring a corner type of an IC, acquiring ring oscillator data of the IC, generating a first prediction voltage according to the corner type and the ring oscillator data by using a training model, generating a second prediction voltage according to the ring oscillator data by using a non-linear regression approach under an N-ordered polynomial, and generating a predicted minimum IC operating voltage according to the first prediction voltage and the second prediction voltage. N is a positive integer.

Abstract: The disclosure provides a power management method. The power management method is applicable to an electronic device. The electronic device is electrically coupled to an adapter, and includes a system and a battery. The adapter has a feed power. The battery has a discharge power. The power management method of the disclosure includes: reading a power value of the battery; determining a state of the system; and discharging power to the system, when the system is in a power-on state and the power value is greater than a charging stopping value, by using the battery, and controlling, according to the discharge power and the feed power, the adapter to selectively supply power to the system. The disclosure further provides an electronic device using the power management method.

Abstract: A food packaging barrier film is provided. The food packaging barrier film includes a base film, an inorganic laminated film formed on a surface of the base film, and a barrier coating layer formed on the inorganic laminated film. The inorganic laminated film includes at least one first inorganic material deposition layer and a second inorganic material deposition layer stacked upon each other, and the at least one first inorganic material deposition layer and the second inorganic material deposition layer are formed in a same vacuum deposition process and in a vacuum condition. The at least one first inorganic material deposition layer and the second inorganic material deposition layer are respectively formed by different inorganic metal oxides in the same vacuum deposition process. The barrier coating layer is formed by coating a barrier coating solution on the inorganic laminated film and then curing the barrier coating solution.

Abstract: A matte polyester film and a method for manufacturing the same are provided. The method for manufacturing the matte polyester film includes: providing a recycled polyester material; physically regenerating a part of the recycled polyester material to form physically regenerated polyester chips having a first intrinsic viscosity; chemically regenerating another part of the recycled polyester material to form chemically regenerated polyester chips having a second intrinsic viscosity less than the first intrinsic viscosity; mixing matte regenerated polyester chips, the physically regenerated polyester chips, and the chemically regenerated polyester chips according to a predetermined intrinsic viscosity so as to form a polyester masterbatch material; melting and then extruding the polyester masterbatch material to obtain the matte polyester film having the predetermined intrinsic viscosity.

Abstract: An organic tandem photovoltaic device includes a first electrode, a second electrode spaced apart from said first electrode, first and second photoactive organic bulk heterojunction layers, and an interconnecting layer. The interconnecting layer is between and electrically connects the first and second photoactive organic bulk heterojunction layers. The interconnecting layer includes an electron extracting interface layer of a first inorganic material and a hole extracting interface layer of a second inorganic material.

Abstract: An electro-optic device includes a first electrode, an active layer formed over and electrically connected with the first electrode, a buffer layer formed over and electrically connected with the active layer, and a second electrode formed directly on the buffer layer. The second electrode includes a plurality of nanowires interconnected into a network of nanowires. The buffer layer provides a physical barrier between the active layer and the plurality of nanowires to prevent damage to the active layer while the second electrode is formed.

Abstract: A semitransparent photovoltaic film is provided, including a flexible substrate that integrates a plurality of first and second planar portions, and a plurality of photovoltaic cells. An angle is also included correspondingly between the first and the second planar portions. The photovoltaic cells are formed on a plurality of surfaces of the first planar portions of the flexible substrate. According to a design of the semitransparent photovoltaic film, most directly incident sunlight is absorbed and then converted into electricity, and most of the lights progressing horizontally or on a upward slant can pass through the film, thereby achieving the transparent visual effect.

Abstract: A wireless communication system includes an antenna, a receiving module, a power source, and a power control hub. The power control hub includes an amplifier having a first end coupled to the receiving module and a second end coupled to the power source. The amplifier generates a first output signal based on a control signal of the receiving module. The power control hub includes a rectifier having a first end coupled to the output end of the amplifier and a second end coupled to the power source. The rectifier generates a second output signal based on the first output signal. The power control hub also includes a switch. A first and a second end of the switch are electrically connected or disconnected based on the second output signal received at a control end of the switch.

Abstract: A wireless communication system includes an antenna, a receiving module, a power source, and a power control hub. The power control hub includes an amplifier having a first end coupled to the receiving module and a second end coupled to the power source. The amplifier generates a first output signal based on a control signal of the receiving module. The power control hub includes a rectifier having a first end coupled to the output end of the amplifier and a second end coupled to the power source. The rectifier generates a second output signal based on the first output signal. The power control hub also includes a switch. A first and a second end of the switch are electrically connected or disconnected based on the second output signal received at a control end of the switch.