Abstract: A crystal oscillator includes a piezoelectric substrate having a thinned portion with opposite upper and lower surfaces respectively defining upper and lower surface work portions, and at least one side portion having at least one recessed portion with a bottom surface flush with the upper surface of the thinned portion. A top electrode layer has a top work portion disposed on the upper surface work portion, and a top extension extending from the top work portion onto the bottom surface of the recessed portion. A bottom electrode layer has a bottom work portion disposed on the lower surface work portion, and a bottom extension extending from the bottom work portion toward the one end of the thinned portion and then bending upward and inward onto the bottom surface of the recessed portion. A method of making the crystal oscillator is also disclosed.

Abstract: An electronic device includes a memory usage identification circuit and a system-level cache (SLC). The memory usage identification circuit obtains a memory usage indicator that depends on memory usage of a storage space allocated in a system memory at which memory access is requested by a physical address. The SLC includes a cache memory and a cache controller. The cache controller performs cache management upon the cache memory according to the physical address and the memory usage indicator.

Abstract: A crystal oscillator includes an oscillating main body, a top electrode layer, a bottom electrode layer, and a magnetic layer. The oscillating main body includes a thinned portion and a side portion. The thinned portion has an upper surface and a lower surface opposite to each other and respectively defining an upper surface work portion and a lower surface work portion. The side portion is connected to one end of the thinned portion and extends upwardly. The top electrode layer is disposed on the upper surface of the thinned portion, and includes a top work portion disposed on the upper surface work portion. The bottom electrode layer is disposed on the lower surface of the thinned portion, and includes a bottom work portion disposed on the lower surface work portion. The magnetic layer is disposed on the side portion, and is spaced apart from the top electrode layer.

Abstract: A crystal oscillator includes an oscillating substrate, a hollow frame, a first electrode, and a second electrode. The oscillating substrate includes a main oscillating region and a thinned region that has a thickness smaller than that of the main oscillating region. The first and second electrodes are disposed on a first surface of the oscillating substrate and a second surface opposite to the first surface, respectively. The hollow frame is disposed on the second surface. The second electrode includes a second electrode portion that has at least one opening in positional correspondence with the thinned region. A method for making the crystal oscillator is also provided herein.

Abstract: A crystal oscillator includes a piezoelectric substrate having a thinned portion with opposite upper and lower surfaces respectively defining upper and lower surface work portions, and at least one side portion having at least one recessed portion with a bottom surface flush with the upper surface of the thinned portion. A top electrode layer has a top work portion disposed on the upper surface work portion, and a top extension extending from the top work portion onto the bottom surface of the recessed portion. A bottom electrode layer has a bottom work portion disposed on the lower surface work portion, and a bottom extension extending from the bottom work portion toward the one end of the thinned portion and then bending upward and inward onto the bottom surface of the recessed portion. A method of making the crystal oscillator is also disclosed.

Abstract: A crystal oscillator includes an oscillating substrate, a hollow frame, a first electrode, and a second electrode. The oscillating substrate includes a main oscillating region and a thinned region that has a thickness smaller than that of the main oscillating region. The first and second electrodes are disposed on a first surface of the oscillating substrate and a second surface opposite to the first surface, respectively. The hollow frame is disposed on the second surface. The second electrode includes a second electrode portion that has at least one opening in positional correspondence with the thinned region. A method for making the crystal oscillator is also provided herein.

Abstract: Embodiments of the present disclosure pertain to compositions that include a compound that inhibits the histone acetyl transferase activity of a protein, such as p300 and/or CBP. Further embodiments of the present disclosure pertain to methods of inhibiting the histone acetyl transferase activity of a protein by exposing the protein to a composition that contains one or more of the compounds of the present disclosure. The compositions of the present disclosure may be exposed to a protein in vitro or in vivo. Additional embodiments of the present disclosure pertain to methods of treating a cancer in a subject by administering a composition of the present disclosure to the subject in order to treat the cancer.

Abstract: A device for separating tramp metals from liquid raw materials includes a body unit, a holding unit, a magnetic unit, a rinsing unit, and a driving unit. The body unit includes a tank for feeding-in and feeding-out liquid raw materials. The holding unit is coupled to the tank and includes and a plurality of non-magnetic holders received in the tank. The magnetic unit is mounted on the tank and includes an enclosure haying a telescopic wall to be in a compressed or extended state. The rinsing unit is fixed on the interior of the tank to rinse the non-magnetic holders. The driving unit is coupled the tank and the magnetic unit for driving the magnet unit moving between a first and second positions. An assembly is assembled from the device. And a method is carried out by the device or the assembly.

Abstract: A crystal oscillator includes a piezoelectric substrate, a first electrode, a second electrode, and a support frame. The first electrode includes a first electrode portion disposed on a first surface of the piezoelectric substrate. The second electrode is disposed on a second surface of the piezoelectric substrate opposite to the first surface of the piezoelectric substrate. The support frame is made of a photoresist material, and is disposed on the second surface. The support frame surrounds the second electrode portion. At least a portion of the second extending electrode portion is located outside the support frame. A method for making the crystal oscillator is also provided herein.

Abstract: A crystal oscillator includes an oscillating substrate, a hollow frame, a first electrode, and a second electrode. The oscillating substrate includes a main oscillating region and a thinned region that has a thickness smaller than that of the main oscillating region. The first and second electrodes are disposed on a first surface of the oscillating substrate and a second surface opposite to the first surface, respectively. The hollow frame is disposed on the second surface. The second electrode includes a second electrode portion that has at least one opening in positional correspondence with the thinned region. A method for making the crystal oscillator is also provided herein.

Abstract: A technique, as well as select implementations thereof, pertaining to dynamic adjustment of video frame sampling rate is described. The technique may involve receiving a first video signal comprising a first plurality of video frames and determining a frame rate of the first plurality of video frames. The technique may also involve adjusting a sampling rate according to the determined frame rate of the first plurality of video frames. The technique may further involve sampling the first plurality of video frames at the adjusted sampling rate. The technique may additionally involve generating a second video signal comprising a second plurality of video frames based on the sampled first plurality of video frames.

Abstract: A technique, as well as select implementations thereof, pertaining to dynamic adjustment of video frame sampling rate is described. The technique may involve receiving a first video signal comprising a first plurality of video frames and determining a frame rate of the first plurality of video frames. The technique may also involve adjusting a sampling rate according to the determined frame rate of the first plurality of video frames. The technique may further involve sampling the first plurality of video frames at the adjusted sampling rate. The technique may additionally involve generating a second video signal comprising a second plurality of video frames based on the sampled first plurality of video frames.

Abstract: A light emitting diode package structure includes a substrate, a light emitting diode chip and a terminal connecting portion. The substrate has a first surface and a second surface that are opposite to each other, and a side surface surrounding and connecting the first surface and the second surface. The first surface has a predetermined die bonding area and the light emitting diode chip is disposed on the die bonding area. The terminal connecting portion protrudes from the side surface and is electrically connected to the light emitting diode chip.