Abstract: A tissue repair device and a method for using the same are provided. The tissue repair device includes a body portion and at least one wire. The body portion includes an inner layer and an outer layer. The inner layer is close to a tissue, wherein the inner layer includes a hydrophilic structure, and the outer layer includes a hydrophobic structure. The wire is connected to the body portion to fix the body portion to the tissue.

Abstract: A cell purification module, configured to purify multiple cells from a fluid sample is provided. The cell purification module includes a hollow column, multiple hollow fiber membranes, at least one first magnetic component, a fluid sample inlet end, and a fluid sample outlet end. The hollow column has a first opening, a second opening, and an accommodating space connecting the first opening and the second opening. The hollow fiber membranes are disposed in the accommodating space and each hollow fiber membrane has multiple pores. The first magnetic component is disposed at a periphery of the hollow column. The fluid sample inlet end and the fluid sample outlet end are respectively disposed at two ends of the hollow column. The hollow fiber membranes extend in an axial direction of the hollow column, and are arranged in a radial direction of the hollow column. A cell purification system is also provided.

Abstract: A tissue repair device and a method for using the same are provided. The tissue repair device includes a body portion and at least one wire. The body portion includes an inner layer and an outer layer. The inner layer is close to a tissue, wherein the inner layer includes a hydrophilic structure, and the outer layer includes a hydrophobic structure. The wire is connected to the body portion to fix the body portion to the tissue.

Abstract: An apparatus for converting a groove/land polarity on an optical medium, comprises a physical identification (PID) detector for detecting a first PID value from a first sector, a sector information unit for providing an information which includes a second PID value indicative of either a second sector or at least one reference groove/land changing point, a sector counter for counting a first value whose an initiation is set by the sector information unit based on the information and/or by the PID detector based on the first PID value, and a comparing unit for determining at least one oncoming groove/land changing points, when the first value approaches a second value predetermined in or generated by the sector information unit according to the information.

Abstract: Disclosed is a system for generating an output signal indicating a specific area on an optical disc. The system includes an optical pick-up head signal generator, a detecting apparatus, and an output signal generating apparatus. The optical pick-up head signal generator is used for generating an optical pick-up head signal. The detecting apparatus is used for detecting pre-recorded address information on the optical disc to generate a detection signal. Also, a output signal generating apparatus, which is coupled to the optical pick-up head signal generator and the detecting apparatus, is used for receiving the optical pick-up head signal and the detection signal to generate the output signal according to at least one of the optical pick-up head signal and the detection signal, the output signal generating apparatus not generating the output signal according to the optical pick-up head signal after a predetermined time.

Abstract: A system for determining groove/land (G/L) switching points of an optical disc is disclosed. The system includes a motor rotating signal generating apparatus, an detection apparatus, and a G/L switching point generating apparatus. The motor rotating signal generating apparatus is for sensing the rotation of a motor to generate a motor rotating signal with a period corresponding to the rotation of the optical disc. Also, the detection apparatus is used for receiving the motor rotating signal and an original G/L switching point signal and utilizing the motor rotating signal and the original G/L switching point signal to determine a location of an reproduced G/L switching point of the optical disc. The G/L switching point generating apparatus is for generating an reproduced G/L switching point signal according to the location of the reproduced G/L switching point determined by the detection apparatus.

Abstract: A system for generating an output signal indicating a specific area on an optical disc is disclosed. The system includes: a detecting circuit, a header signal generator, a protection circuit, a counter and an output signal generator. The detecting circuit detects pre-recorded address information on the optical disc to generate a detection signal. The header signal generator detects headers on the optical disc to generate a header signal. The protection circuit computes a first counter value and reloads the first counter value according to the detection signal and the header signal, wherein the protection circuit does not reload the first counter value twice successively due to the header signal. The counter computes a second counter value and reloads the second counter value according to the first counter value. The output signal generator generates the output signal according to the first counter value.

Abstract: A system for generating an output signal indicating a specific area on an optical disc is disclosed. The system includes: a detecting circuit, a header signal generator, a protection circuit, a counter and an output signal generator. The detecting circuit detects pre-recorded address information on the optical disc to generate a detection signal. The header signal generator detects headers on the optical disc to generate a header signal. The protection circuit computes a first counter value and reloads the first counter value according to the detection signal and the header signal, wherein the protection circuit does not reload the first counter value twice successively due to the header signal. The counter computes a second counter value and reloads the second counter value according to the first counter value. The output signal generator generates the output signal according to the first counter value.

Abstract: A system for generating an output signal indicating a specific area on an optical disc is disclosed. The system includes: a detecting circuit, a header signal generator, a protection circuit, a counter and an output signal generator. The detecting circuit detects pre-recorded address information on the optical disc to generate a detection signal. The header signal generator detects headers on the optical disc to generate a header signal. The protection circuit computes a first counter value and reloads the first counter value according to the detection signal and the header signal, wherein the protection circuit does not reload the first counter value twice successively due to the header signal. The counter computes a second counter value and reloads the second counter value according to the first counter value. The output signal generator generates the output signal according to the first counter value.

Abstract: The present invention discloses an apparatus for converting a groove/land polarity on an optical medium, which comprises a physical identification (PID) detector detecting a first sector into a first PID value, a sector information unit providing an information including a second PID value indicative of either a second sector or at least one reference groove/land changing point, a sector counter counting a first value whose an initiation is set by the sector information unit based on the information and/or the PID detector based on the first PID value, and a comparing unit determining at least one oncoming groove/land changing points, based on when the first value approaches a second value either predetermined in or generated by the sector information unit according to said information.

Abstract: The present invention discloses an apparatus and method for accurately converting a groove/land polarity upon a groove/land track change on an optical medium, by way of initially deciding a reference groove/land changing point or a decoded PID of any one specific sector formed on the optical medium. By counting a specific number of sectors from the reference groove/land changing point or the specific sector, a subsequent groove/land changing point will easily be approached for converting the groove/land polarity, and even the other oncoming track changing points on the optical medium also can be determined.

Abstract: A method for decoding encoded data around a specific area on an optical storage medium, wherein the specific area has discontinued data. The method includes: detecting at least one type of sync patterns within the encoded data; determining an offset value corresponding to the specific area according to the detected sync patterns; and decoding the encoded data according to the offset value for generating decoded data.

Abstract: An error correction code generator uses an additional static random access memory (SRAM) or a multi-symbol encoder to improve the encoding efficiency. During the encoding operation, the number of the data access of the dynamic random access memory (DRAM) with the row address switching can be reduced considerably via using the additional SRAM or multi-symbol encoder. Hence, the efficiency of the data access of the DRAM is improved and the encoding time of the error correction code generator is reduced.

Abstract: An automatic gain control apparatus receiving an analog signal and outputting a digital signal includes a variable gain amplifier, an A/D converter, and a feedback circuit. The variable gain amplifier amplifies the analog signal with a gain. The A/D converter converts the amplified analog signal to the digital signal. The feedback circuit includes an amplitude level detector, a range detector, and a gain controller. The amplitude level detector generates a first amplitude level and a second amplitude level in response to the digital signal. The range detector generates an adjustment signal in response to the first amplitude level and the second amplitude level. The gain controller adjusts a gain control level for the variable gain amplifier in response to the adjustment signal.

Abstract: Disclosed is a system for generating an output signal indicating a specific area on an optical disc. The system includes an optical pick-up head signal generator, a detecting apparatus, and an output signal generating apparatus. The optical pick-up head signal generator is used for generating an optical pick-up head signal. The detecting apparatus is used for detecting pre-recorded address information on the optical disc to generate a detection signal. Also, a output signal generating apparatus, which is coupled to the optical pick-up head signal generator and the detecting apparatus, is used for receiving the optical pick-up head signal and the detection signal to generate the output signal according to at least one of the optical pick-up head signal and the detection signal, the output signal generating apparatus not generating the output signal according to the optical pick-up head signal after a predetermined time.

Abstract: A system for generating an output signal indicating a specific area on an optical disc is disclosed. The system includes: a detecting circuit, a header signal generator, a protection circuit, a counter and an output signal generator. The detecting circuit detects pre-recorded address information on the optical disc to generate a detection signal. The header signal generator detects headers on the optical disc to generate a header signal. The protection circuit computes a first counter value and reloads the first counter value according to the detection signal and the header signal, wherein the protection circuit does not reload the first counter value twice successively due to the header signal. The counter computes a second counter value and reloads the second counter value according to the first counter value. The output signal generator generates the output signal according to the first counter value.

Abstract: A system for determining groove/land (G/L) switching points of an optical disc is disclosed. The system includes a motor rotating signal generating apparatus, an detection apparatus, and a G/L switching point generating apparatus. The motor rotating signal generating apparatus is for sensing the rotation of a motor to generate a motor rotating signal with a period corresponding to the rotation of the optical disc. Also, the detection apparatus is used for receiving the motor rotating signal and an original G/L switching point signal and utilizing the motor rotating signal and the original G/L switching point signal to determine a location of an reproduced G/L switching point of the optical disc. The G/L switching point generating apparatus is for generating an reproduced G/L switching point signal according to the location of the reproduced G/L switching point determined by the detection apparatus.

Abstract: An automatic gain control apparatus receiving an analog signal and outputting a digital signal includes a variable gain amplifier, an A/D converter, and a feedback circuit. The variable gain amplifier amplifies the analog signal with a gain. The A/D converter converts the amplified analog signal to the digital signal. The feedback circuit includes an amplitude level detector, a range detector, and a gain controller. The amplitude level detector generates a first amplitude level and a second amplitude level in response to the digital signal. The range detector generates an adjustment signal in response to the first amplitude level and the second amplitude level. The gain controller adjusts a gain control level for the variable gain amplifier in response to the adjustment signal.

Abstract: The present invention discloses an apparatus and method for accurately converting a groove/land polarity upon a groove/land track change on an optical medium, by way of initially deciding a reference groove/land changing point or a decoded PID of any one specific sector formed on the optical medium. By counting a specific number of sectors from the reference groove/land changing point or the specific sector, a subsequent groove/land changing point will easily be approached for converting the groove/land polarity, and even the other oncoming track changing points on the optical medium also can be determined.

Abstract: A method for decoding encoded data around a specific area on an optical storage medium, wherein the specific area has discontinued data. The method includes: detecting at least one type of sync patterns within the encoded data; determining an offset value corresponding to the specific area according to the detected sync patterns; and decoding the encoded data according to the offset value for generating decoded data.