Patents by Inventor Yi-Wen Liu
Yi-Wen Liu 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: 9749943Abstract: A method, a system and an electronic apparatus for searching nearby apparatuses are proposed. The method includes: searching at least one first apparatus belonging to a first subnet which the electronic apparatus belongs to, and accordingly generating a first list; scanning at least one access point (AP) near the electronic apparatus, and accordingly generating a first AP list; uploading the first AP list to a server, and receiving a second list from the server, where the second list includes at least one second apparatus, and a similarity between a second AP list of each second apparatus and the first AP list is higher than a predetermined threshold; and uniting the first list and the second list to generate a pairing list including at least one apparatus to be paired.Type: GrantFiled: February 9, 2017Date of Patent: August 29, 2017Assignee: Acer IncorporatedInventors: Po-Hsiang Wang, Yi-Wen Liu, Hao-Ting Chang, Wen-Ping Chang
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Publication number: 20170150432Abstract: A method, a system and an electronic apparatus for searching nearby apparatuses are proposed. The method includes: searching at least one first apparatus belonging to a first subnet which the electronic apparatus belongs to, and accordingly generating a first list; scanning at least one access point (AP) near the electronic apparatus, and accordingly generating a first AP list; uploading the first AP list to a server, and receiving a second list from the server, where the second list includes at least one second apparatus, and a similarity between a second AP list of each second apparatus and the first AP list is higher than a predetermined threshold; and uniting the first list and the second list to generate a pairing list including at least one apparatus to be paired.Type: ApplicationFiled: February 9, 2017Publication date: May 25, 2017Applicant: Acer IncorporatedInventors: Po-Hsiang Wang, Yi-Wen Liu, Hao-Ting Chang, Wen-Ping Chang
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Publication number: 20170150431Abstract: A method, a system and an electronic apparatus for searching nearby apparatuses are proposed. The method includes: searching at least one first apparatus belonging to a first subnet which the electronic apparatus belongs to, and accordingly generating a first list; scanning at least one access point (AP) near the electronic apparatus, and accordingly generating a first AP list; uploading the first AP list to a server, and receiving a second list from the server, where the second list includes at least one second apparatus, and a similarity between a second AP list of each second apparatus and the first AP list is higher than a predeteiuiined threshold; and uniting the first list and the second list to generate a pairing list including at least one apparatus to be paired.Type: ApplicationFiled: February 9, 2017Publication date: May 25, 2017Applicant: Acer IncorporatedInventors: Po-Hsiang Wang, Yi-Wen Liu, Hao-Ting Chang, Wen-Ping Chang
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Patent number: 9609583Abstract: A method, a system and an electronic apparatus for searching nearby apparatuses are proposed. The method includes: searching at least one first apparatus belonging to a first subnet which the electronic apparatus belongs to, and accordingly generating a first list; scanning at least one access point (AP) near the electronic apparatus, and accordingly generating a first AP list; uploading the first AP list to a server, and receiving a second list from the server, where the second list includes at least one second apparatus, and a similarity between a second AP list of each second apparatus and the first AP list is higher than a predetermined threshold; and uniting the first list and the second list to generate a pairing list including at least one apparatus to be paired.Type: GrantFiled: July 28, 2015Date of Patent: March 28, 2017Assignee: Acer IncorporatedInventors: Po-Hsiang Wang, Yi-Wen Liu, Hao-Ting Chang, Wen-Ping Chang
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Patent number: 9565654Abstract: A method and an apparatus for interacting with a notification are provided. The method is adapted for an end apparatus to interact with a notification provided by a communication apparatus, in which the end apparatus and the communication apparatus are connected with each other. In the method, the notification provided by the communication apparatus is received and displayed. Next, a selection operation for the notification is received, and whether a content of the notification contains an executable intent is determined. If the intent is contained, the communication apparatus is triggered to execute the intent, and whether a screen activity of the communication apparatus is triggered by the execution of the intent is determined. If the execution of the intent triggers the screen activity, a result of executing the intent is displayed.Type: GrantFiled: July 17, 2015Date of Patent: February 7, 2017Assignee: Acer IncorporatedInventors: Pei-Lin Chen, Yi-Wen Liu, Ting-Feng Chou
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Patent number: 9542253Abstract: A method and system are described herein that employ a lost frame concealment technique for processing data frames received during transmission over a communications channel. The lost frame concealment technique involves determining whether a current data frame is a bad frame, performing source decoding on the current data frame with one or more parameters that are limited by a first set of one or more values if the current data frame is a bad frame, and performing source decoding on the current data frame with one or more parameters that are not limited if the current data frame is a good frame.Type: GrantFiled: September 29, 2014Date of Patent: January 10, 2017Assignee: BlackBerry LimitedInventors: Yi Wen Liu, Sean Bartholomew Simmons
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Publication number: 20160353409Abstract: A method and an apparatus for interacting with a notification are provided. The method is adapted for an end apparatus to interact with a notification provided by a communication apparatus, in which the end apparatus and the communication apparatus are connected with each other. In the method, the notification provided by the communication apparatus is received and displayed. Next, a selection operation for the notification is received, and whether a content of the notification contains an executable intent is determined. If the intent is contained, the communication apparatus is triggered to execute the intent, and whether a screen activity of the communication apparatus is triggered by the execution of the intent is determined. If the execution of the intent triggers the screen activity, a result of executing the intent is displayed.Type: ApplicationFiled: July 17, 2015Publication date: December 1, 2016Inventors: Pei-Lin Chen, Yi-Wen Liu, Ting-Feng Chou
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Publication number: 20160324479Abstract: A handheld gas sensing device and sensing method thereof are provided. The handheld gas sensing device includes a plurality of gas sensing chips and a gas collector. The plurality of gas sensing chips respectively include a sensing array, a sensing interface circuit, a microcontroller, and a memory. The gas signal is determined by the gas adsorption of the sensing array. The gas signal is converted to a visible operand by using the sensing interface circuit. The visible operand is projected to a hidden operand by utilizing the calculation of Continuous Restricted Boltzmnan Machine (CRBM). The plurality of gas sensing chips are connected with each other to do the multi-layer calculation of CRBM. The probability of the to-be-detected gas is obtained. The result is recorded in the memory.Type: ApplicationFiled: August 20, 2015Publication date: November 10, 2016Inventors: Kea-Tiong TANG, Shih-Wen CHIU, Chung-Hung SHIH, Li-Chun WANG, Hsin CHEN, Yi-Wen LIU, Chia-Min YANG, Da-Jeng YAO
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Publication number: 20160286468Abstract: A method, a system and an electronic apparatus for searching nearby apparatuses are proposed. The method includes: searching at least one first apparatus belonging to a first subnet which the electronic apparatus belongs to, and accordingly generating a first list; scanning at least one access point (AP) near the electronic apparatus, and accordingly generating a first AP list; uploading the first AP list to a server, and receiving a second list from the server, where the second list includes at least one second apparatus, and a similarity between a second AP list of each second apparatus and the first AP list is higher than a predetermined threshold; and uniting the first list and the second list to generate a pairing list including at least one apparatus to be paired.Type: ApplicationFiled: July 28, 2015Publication date: September 29, 2016Inventors: Po-Hsiang Wang, Yi-Wen Liu, Hao-Ting Chang, Wen-Ping Chang
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Publication number: 20160277996Abstract: A dynamic crossband link method includes utilizing a local forwarding module to receive packet data from a client device via a first frequency band, obtaining a first communication quality indicator corresponding to a first uplink forwarding module and a second communication quality indicator corresponding to a second uplink forwarding module, and determining to transmit the packet data to a wireless access device via the first uplink forwarding module or via the second uplink forwarding module according to the first communication quality indicator and the second communication quality indicator.Type: ApplicationFiled: March 16, 2016Publication date: September 22, 2016Inventors: Chia-Ching Huang, Yi-Wen Liu
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Patent number: 9304650Abstract: A method for displaying of a touch cursor is provided. The method is adapted to an electronic apparatus having a touch display unit. The touch display unit has a display area. The method includes the following steps. At least one first dimension boundary and at least one second dimension boundary are defined in the display area. A cursor, which has a pointing area and a touchable area, is displayed. When a touch event occurs in the touchable area, the cursor is correspondingly moved according to a touch coordinate of the touch event. When a reference point of the cursor passes two of the at least one first dimension boundary or two of the at least one second dimension boundary, the cursor is rotated for adjusting a relative position of the pointing area and the touchable area.Type: GrantFiled: December 30, 2013Date of Patent: April 5, 2016Assignee: ACER INCORPORATEDInventors: Tsung-Hang Yang, Yu-Hsuan Shen, Yi-Wen Liu
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Patent number: 9197469Abstract: Systems and methods for frequency offset estimation are provided. A channel impulse response and multi-user signal parameter are jointly estimated. Based on the multi-user signal parameter, a determination is made as to whether the signal contains a single-user signal or a multi-user signal. Then, frequency offset estimation is performed based on this determination. For example, noiseless sample estimates are generated depending on whether the signal is a single-user signal or a multi-user signal.Type: GrantFiled: February 4, 2013Date of Patent: November 24, 2015Assignee: BlackBerry LimitedInventors: Dayong Chen, Yi Wen Liu
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Patent number: 9125590Abstract: A medical ventilator capable of early detecting and recognizing types of pneumonia, a gas recognition chip, and a method for recognizing gas thereof are disclosed. The gas recognition chip of the medical ventilator comprises a sensor array, a sensor interface circuit, a stochastic neural network chip, a memory and a microcontroller. The sensor array receives a plurality of multiple types of gases to produce odor signals corresponding to each type of gas. The sensor interface circuit analyzes the odor signals to produce gas pattern signals corresponding to each type of gas. The stochastic neural network chip amplifies the differences between the gas pattern signals and performs dimensional reduction on the gas pattern signals to aid the analysis. The memory stores training data. The microcontroller performs a mixed gas recognizing algorithm to early detect and recognize the type of the pneumonia according to the gas training data.Type: GrantFiled: April 27, 2012Date of Patent: September 8, 2015Assignee: National Tsing Hua UniversityInventors: Kea-Tiong Tang, Chung-Hung Shih, Li-Chun Wang, Hsin Chen, Yi-Wen Liu, Jyuo-Min Shyu, Chia-Min Yang, Da-Jeng Yao
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Publication number: 20150019939Abstract: A method and system are described herein that employ a lost frame concealment technique for processing data frames received during transmission over a communications channel. The lost frame concealment technique involves determining whether a current data frame is a bad frame, performing source decoding on the current data frame with one or more parameters that are limited by a first set of one or more values if the current data frame is a bad frame, and performing source decoding on the current data frame with one or more parameters that are not limited if the current data frame is a good frame.Type: ApplicationFiled: September 29, 2014Publication date: January 15, 2015Inventors: Yi Wen Liu, Sean Bartholomew Simmons
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Publication number: 20150009154Abstract: An electronic device, adapted for interacting with a stylus, wherein the stylus transmits a control signal to the electronic device, is provided. The electronic device includes a touch screen, a communicating unit and a processing unit. The touch screen receives a touch action made by the stylus. The communicating unit receives the control signal transmitted by the stylus. The processing unit is coupled to the touch screen and the communicating unit, receives the touch action and the control signal. The processing unit determines a touch gesture corresponding to a touch action according to the touch action, and determines an operating state of the stylus according to the control signal. Also, the processing unit executes a corresponding action according to the touch gesture, the operating state and/or an application program which is currently executed by the electronic device.Type: ApplicationFiled: October 24, 2013Publication date: January 8, 2015Applicant: Acer IncorporatedInventors: Chun-Yi Shih, Yi-Wen Liu
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Publication number: 20140365972Abstract: A method for selecting multiple objects and an electronic device are provided, and the method for selecting multiple objects is applicable to the electronic device. The electronic device includes a touch screen and a processor, and the processor executes an operating system (OS). The method includes: identifying whether an application currently executed by the OS belongs to a first type application or a second type application; when the application currently executed by the OS is identified to belong to the first type application, displaying a first multi-selection button by the touch screen, where the first multi-selection button is configured to generate a first button event when the first multi-selection button is triggered ; and when the first button event is detected by the touch screen, activating or deactivating a first multiple objects selection function of the application which is currently executed by the OS.Type: ApplicationFiled: February 26, 2014Publication date: December 11, 2014Applicant: Acer IncorporatedInventors: Chien-Hung Li, Chan-Ping Po, Yueh-Yarng Tsai, Yu-Hsuan Shen, Shang-Yi Huang, Yi-Wen Liu
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Publication number: 20140240232Abstract: A touch device is configured to display a touch activated cursor on a touch screen. The touch device is configured to automatically rotate the cursor depending on movement of the cursor on the touch screen.Type: ApplicationFiled: December 30, 2013Publication date: August 28, 2014Applicant: Acer IncorporatedInventors: Tsung-Hang Yang, Yu-Hsuan Shen, Yi-Wen Liu
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Patent number: 8819184Abstract: A method and a system for playing a multimedia file and a computer readable medium using the method are provided. In the present invention, a control apparatus sends a control command to a destination apparatus. A multimedia playing module in the destination apparatus is enabled according to the control command. And a response message is sent to the control apparatus by the destination apparatus after receiving the controlling command. Afterwards, the control apparatus transmits the multimedia file to the destination apparatus in a streaming mode for playing the multimedia file through the multimedia playing module.Type: GrantFiled: April 15, 2011Date of Patent: August 26, 2014Assignee: Acer IncorporatedInventors: Kuan-Chieh Huang, Yuan-Peng Wang, Yi-Wen Liu
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Publication number: 20140219397Abstract: Systems and methods for frequency offset estimation are provided. A channel impulse response and multi-user signal parameter are jointly estimated. Based on the multi-user signal parameter, a determination is made as to whether the signal contains a single-user signal or a multi-user signal. Then, frequency offset estimation is performed based on this determination. For example, noiseless sample estimates are generated depending on whether the signal is a single-user signal or a multi-user signal.Type: ApplicationFiled: February 4, 2013Publication date: August 7, 2014Applicant: RESEARCH IN MOTION LIMITEDInventors: DAYONG CHEN, YI WEN LIU
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Publication number: 20130197384Abstract: A medical ventilator capable of early detecting and recognizing types of pneumonia, a gas recognition chip, and a method for recognizing gas thereof are disclosed. The gas recognition chip of the medical ventilator comprises a sensor array, a sensor interface circuit, a stochastic neural network chip, a memory and a microcontroller. The sensor array receives a plurality of multiple types of gases to produce odor signals corresponding to each type of gas. The sensor interface circuit analyzes the odor signals to produce gas pattern signals corresponding to each type of gas. The stochastic neural network chip amplifies the differences between the gas pattern signals and performs dimensional reduction on the gas pattern signals to aid the analysis. The memory stores training data. The microcontroller performs a mixed gas recognizing algorithm to early detect and recognize the type of the pneumonia according to the gas training data.Type: ApplicationFiled: April 27, 2012Publication date: August 1, 2013Applicant: NATIONAL TSING HUA UNIVERSITYInventors: Kea-Tiong Tang, Chung-Hung Shih, Li-Chun Wang, Hsin Chen, Yi-Wen Liu, Jyuo-Min Shyu, Chia-Min Yang, Da-Jeng Yao