Patents by Inventor Pao-Ching Tseng
Pao-Ching Tseng has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 10111139Abstract: The present invention relates to an offline-operable wireless network system and the method for operating the same. When a wireless base station is not connected to the evolved packet core (EPC) server, the wireless base station will emulate the EPC server. Thereby, the electronic device connected with the wireless base station can be connected to the emulated EPC server, so that the wireless network functions still can be applied in the offline state and a wireless local area network can be further built.Type: GrantFiled: May 13, 2016Date of Patent: October 23, 2018Assignee: Gemtek Technology Co., Ltd.Inventors: Ching-Sung Hsu, Shih-Chiang Yang, Pao-Ching Tseng, Fu-Ming Yeh
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Patent number: 10111081Abstract: The present invention relates to a local communication wireless network system and the method thereof. When the wireless base station is not connected with the evolved packet core (EPC) server, the wireless base station can emulate the EPC server. The electronic devices connected to the wireless base station can connect to the emulated EPC server. The client unit of the wireless base station can collect the identification information of the electronic devices connected to the wireless base station, build an identification list, and send the identification list to the electronic devices connected to the wireless base station. Thereby, the electronic devices can send messages or perform digital voice or video calls to other electronic devices according to the identification list.Type: GrantFiled: June 24, 2016Date of Patent: October 23, 2018Assignee: Gemtek Technology Co., Ltd.Inventors: Ching-Sung Hsu, Shih-Chiang Yang, Pao-Ching Tseng, Fu-Ming Yeh
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Publication number: 20170303112Abstract: The present invention relates to a local communication wireless network system and the method thereof. When the wireless base station is not connected with the evolved packet core (EPC) server, the wireless base station can emulate the EPC server. The electronic devices connected to the wireless base station can connect to the emulated EPC server. The client unit of the wireless base station can collect the identification information of the electronic devices connected to the wireless base station, build an identification list, and send the identification list to the electronic devices connected to the wireless base station. Thereby, the electronic devices can send messages or perform digital voice or video calls to other electronic devices according to the identification list.Type: ApplicationFiled: June 24, 2016Publication date: October 19, 2017Inventors: CHING-SUNG HSU, SHIH-CHIANG YANG, PAO-CHING TSENG, FU-MING YEH
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Publication number: 20170265123Abstract: The present invention relates to an offline-operable wireless network system and. the method for operating the same. When a wireless base station is not connected to the evolved packet core (EPC) server, the wireless base station will emulate the EPC server. Thereby, the electronic device connected with the wireless base station can be connected to the emulated EPC server, so that the wireless network functions still can be applied in the offline state and a wireless local area network can be further built.Type: ApplicationFiled: May 13, 2016Publication date: September 14, 2017Inventors: CHING-SUNG HSU, SHIH-CHIANG YANG, PAO-CHING TSENG, FU-MING YEH
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Patent number: 9182920Abstract: A channel activating method and a peripheral device are provided for activating a serial transmission channel to retrieve at least one firmware instruction from a host. The peripheral device includes a serial transmission port coupled to the host, a microprocessor coupled to the serial transmission port for performing functions of the peripheral device according to the firmware instruction, a memory for holding the firmware instruction, a trigger generator for generating a trigger signal by monitoring a control signal received from the host via the serial transmission port, and a signal generator, coupled to the trigger generator, for generating an indication signal to the host via the serial transmission port according to the trigger signal to activate the serial transmission channel.Type: GrantFiled: May 20, 2010Date of Patent: November 10, 2015Assignee: MEDIATEK INC.Inventors: Po-Ching Lu, Pao-Ching Tseng, Chuan Liu
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Patent number: 8332608Abstract: For decreasing seeks generated when switching an execution flow between commands to enhance read and write performances of a disc drive, a command is implemented with a specifically-designed data structure, and commands having neighboring physical addresses and the same type of read or write operations are grouped and linked together. With the aid of command groups, seeks between commands are significantly decreased, though starvation may arise. A few techniques are further provided for preventing starvation of command groups and for preserving the benefits of decreasing seeks.Type: GrantFiled: September 19, 2008Date of Patent: December 11, 2012Assignee: Mediatek Inc.Inventors: Ching-Yi Wu, Pao-Ching Tseng, Jih-Liang Juang
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Patent number: 8281189Abstract: A method of correcting corrupted primitives transmitted between a serial advanced technology attachment (SATA) host and a SATA device includes analyzing a current state, a previously transmitted primitive, or a previously received primitive; selecting at least one candidate primitive according to at least one of the current state, the previously transmitted primitive and the previously received primitive; predicting the identity of a current primitive according to at least one candidate primitive and a received current primitive; and replacing the corrupted primitive with the predicted primitive when the predicted primitive is different from the current primitive.Type: GrantFiled: November 3, 2009Date of Patent: October 2, 2012Assignee: Mediatek Inc.Inventors: Chuan Liu, Pao-Ching Tseng
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Patent number: 8214716Abstract: A method for processing noise interference in a serial advanced technology attachment (SATA) interface. In the method, when a receiver does not receive a SOF primitive (start of frame primitive) but does receive an EOF primitive (end of frame primitive) or WTRM primitive (wait for frame termination primitive), the receiver outputs a R_ERR primitive (reception error primitive) to enable a transmitter to resend original data and thus to eliminate the interference. In addition, if the transmitter detects an error during the data transmission, a HOLD primitive (hold data transmission primitive) will be issued to temporarily stop the data transmission.Type: GrantFiled: October 7, 2009Date of Patent: July 3, 2012Assignee: Mediatek Inc.Inventors: Pao-Ching Tseng, Shu-Fang Tsai, Chuan Liu
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Patent number: 8086938Abstract: A method for processing noise interference in a serial AT Attachment (SATA) interface. The method includes the steps of detecting whether there is an error in CRC (Cyclic Redundancy Check) checksum or whether an R_ERR primitive (reception error primitive) is received, detecting whether a FIS (Frame Information Structure) is a data type if there is any error and returning back to error state detecting step if there is no any error, detecting whether the FIS is a ATAPI packet command CDB (Command Descriptor Block) when the FIS is the data format, and writing a special tag to the CDB and returning back to the error detecting step.Type: GrantFiled: December 19, 2007Date of Patent: December 27, 2011Assignee: Mediatek Inc.Inventors: Pao-Ching Tseng, Shu-Fang Tsai, Chuan Liu
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Patent number: 8010868Abstract: A method for processing noise interference in a serial AT Attachment (SATA) interface. The method includes the steps of detecting whether there is an error in CRC (Cyclic Redundancy Check) checksum or whether an R_ERR primitive (reception error primitive) is received, detecting whether a FIS (Frame Information Structure) is a data type if there is any error and returning back to error state detecting step if there is no any error, detecting whether the FIS is a ATAPI packet command CDB (Command Descriptor Block) when the FIS is the data format, and writing a special tag to the CDB and returning back to the error detecting step.Type: GrantFiled: August 9, 2007Date of Patent: August 30, 2011Assignee: Mediatek Inc.Inventors: Pao-Ching Tseng, Shu-Fang Tsai, Chuan Liu
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Patent number: 7796719Abstract: The invention discloses a signal detection apparatus and method thereof for detecting whether an input signal of a set of serial ATA signals is an out of band (OOB) signal. The signal detection apparatus includes a calibrated clock generation device, a signal processor, and a logic determination device. The calibrated clock generation device generates a sampling clock signal according to a predetermined clock signal. The signal processor generates a plurality of detection results based on the sampling clock signal and the input signal. The logic determination device receives the plural of detection results and determines whether the input signal is the OOB signal.Type: GrantFiled: May 10, 2005Date of Patent: September 14, 2010Assignee: Mediatek Inc.Inventors: Chuan Liu, Chuan-Cheng Hsiao, Pao-Ching Tseng
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Publication number: 20100228899Abstract: A channel activating method and a peripheral device are provided for activating a serial transmission channel to retrieve at least one firmware instruction from a host. The peripheral device includes a serial transmission port coupled to the host, a microprocessor coupled to the serial transmission port for performing functions of the peripheral device according to the firmware instruction, a memory for holding the firmware instruction, a trigger generator for generating a trigger signal by monitoring a control signal received from the host via the serial transmission port, and a signal generator, coupled to the trigger generator, for generating an indication signal to the host via the serial transmission port according to the trigger signal to activate the serial transmission channel.Type: ApplicationFiled: May 20, 2010Publication date: September 9, 2010Inventors: Po-Ching Lu, Pao-Ching Tseng, Chuan Liu
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Patent number: 7752363Abstract: A signal generating circuit of a peripheral device for sending a frame information structure (FIS) to a host via a serial transmission channel to change a busy bit representing the state of the peripheral device. The signal generating circuit includes a trigger generator and a signal generator. The trigger generator generates a trigger signal by monitoring a control signal of the signal generating circuit. The signal generator, coupled to the trigger generator, generates the indication according to the trigger signal.Type: GrantFiled: January 20, 2006Date of Patent: July 6, 2010Assignee: MediaTek Inc.Inventors: Po-Ching Lu, Pao-Ching Tseng, Chuan Liu
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Publication number: 20100077175Abstract: For decreasing seeks generated when switching an execution flow between commands to enhance read and write performances of a disc drive, a command is implemented with a specifically-designed data structure, and commands having neighboring physical addresses and the same type of read or write operations are grouped and linked together. With the aid of command groups, seeks between commands are significantly decreased, though starvation may arise. A few techniques are further provided for preventing starvation of command groups and for preserving the benefits of decreasing seeks.Type: ApplicationFiled: September 19, 2008Publication date: March 25, 2010Inventors: Ching-Yi Wu, Pao-Ching Tseng, Jih-Liang Juang
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Publication number: 20100050018Abstract: A method of correcting corrupted primitives transmitted between a serial advanced technology attachment (SATA) host and a SATA device includes analyzing a current state, a previously transmitted primitive, or a previously received primitive; selecting at least one candidate primitive according to at least one of the current state, the previously transmitted primitive and the previously received primitive; predicting the identity of a current primitive according to at least one candidate primitive and a received current primitive; and replacing the corrupted primitive with the predicted primitive when the predicted primitive is different from the current primitive.Type: ApplicationFiled: November 3, 2009Publication date: February 25, 2010Inventors: Chuan Liu, Pao-Ching Tseng
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Patent number: 7665011Abstract: A method and circuit for reducing SATA (Serial Advanced Technology Attachment) transmission data errors by adjusting the period of sending two consecutive ALIGN Primitives. The method reads a counting value of an 8b/10b coding error counter at a predetermined period and adjusts the period of sending two consecutive ALIGN Primitives according to the counting value. Because the system dynamically adjusts the period of sending two consecutive ALIGN Primitives according to the channel condition, the SATA transmission data errors can be reduced.Type: GrantFiled: June 23, 2008Date of Patent: February 16, 2010Assignee: Mediatek Inc.Inventors: Pao-Ching Tseng, Shu-Fang Tsai, Chuan Liu
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Publication number: 20100031131Abstract: A method for processing noise interference in a serial advanced technology attachment (SATA) interface. In the method, when a receiver does not receive a SOF primitive (start of frame primitive) but does receive an EOF primitive (end of frame primitive) or WTRM primitive (wait for frame termination primitive), the receiver outputs a R_ERR primitive (reception error primitive) to enable a transmitter to resend original data and thus to eliminate the interference. In addition, if the transmitter detects an error during the data transmission, a HOLD primitive (hold data transmission primitive) will be issued to temporarily stop the data transmission.Type: ApplicationFiled: October 7, 2009Publication date: February 4, 2010Inventors: Pao-Ching Tseng, Shu-Fang Tsai, Chuan Liu
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Patent number: 7634692Abstract: A method of correcting corrupted primitives transmitted between a serial advanced technology attachment (SATA) host and a SATA device includes detecting the presence of a corrupted primitive; analyzing a current state, a previously transmitted primitive, or a previously received primitive; selecting at least one candidate primitive according to at least one of the current state, the previously transmitted primitive, and the previously received primitive; predicting the identity of the corrupted primitive according to at least one candidate primitive and the corrupted primitive; and replacing the corrupted primitive with the predicted primitive.Type: GrantFiled: July 6, 2006Date of Patent: December 15, 2009Assignee: MediaTek Inc.Inventors: Chuan Liu, Pao-Ching Tseng
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Patent number: 7624332Abstract: A method for processing noise interference in a serial AT Attachment (SATA) interface. In the method, when a receiver does not receive a SOF primitive (start of frame primitive) but does receive an EOF primitive (end of frame primitive) or WTRM primitive (wait for frame termination primitive), the receiver outputs a R_ERR primitive (reception error primitive) to enable a transmitter to resend original data and thus to eliminate the interference. In addition, if the transmitter detects an error during the data transmission, a HOLD primitive (hold data transmission primitive) will be issued to temporarily stop the data transmission.Type: GrantFiled: March 3, 2005Date of Patent: November 24, 2009Assignee: Mediatek Inc.Inventors: Pao-Ching Tseng, Shu-Fang Tsai, Chuan Liu
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Patent number: 7457898Abstract: A substitute serial advanced technology attachment (SATA) host is provided to communicate with a SATA device for facilitating communication with the SATA device even when a status flag of the SATA device indicates that the SATA device is busy. The SATA host is thereby able to communicate with the SATA device even when the SATA device is not fully functional.Type: GrantFiled: March 22, 2006Date of Patent: November 25, 2008Assignee: Media Tek Inc.Inventors: Chuan Liu, Pao-Ching Tseng, Po-Ching Lu