Patents by Inventor Yanshan Shi
Yanshan Shi 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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Publication number: 20210410207Abstract: The present application provides a data sending method, a terminal device and a storage medium. The method includes: a CP of the terminal device acquires to-be-sent data; the CP of the terminal device sends the to-be-sent data through a non-cellular mobile communication network.Type: ApplicationFiled: September 10, 2021Publication date: December 30, 2021Inventors: Yi He, Xianliang Chen, Xichun Gao, Xia Wei, Yanshan Shi, Qiang Wang
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Patent number: 10091747Abstract: A signal amplifying device and methods for control a signal amplifying device and for identifying a signal amplifying device are provided. The device includes: a baseband module, a user identification module interface, return side RF modules and antennas, access side RF modules and antennas. The return side antenna receives a downlink signal, which is transmitted to a corresponding access side RF module and the baseband module. An uplink signal is received by the access side antenna, which is transmitted to a corresponding return side RF module and the baseband module. The baseband module is adapted to process the uplink/downlink signal, control synchronization of the return side RF module and the access side RF module and control turning on and off of the same, read a user information. Accordingly, a cellular network can control a micro-power repeater effectively, and further more functionality can be added and performance can be improved.Type: GrantFiled: February 26, 2016Date of Patent: October 2, 2018Assignee: SPREADTRUM COMMUNICATIONS (SHANGHAI) CO., LTDInventors: Yanshan Shi, Yi Kang
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Patent number: 9471584Abstract: A demand paging method for a mobile terminal, a controller and a mobile terminal, wherein the demand paging method determines, when a mobile terminal needs to operate a compressed file, a storage location of the compressed file in an external part of the controller of the mobile terminal; a decoding unit of the internal part of the controller of the mobile terminal decompresses the compressed file in the storage location; the mobile terminal saves the decompressed file to a designated part of the memory, wherein the designated part of the memory comprises the memory in the internal part of the controller of the mobile terminal and/or the memory in the external part of the controller of the mobile terminal; the mobile terminal continues to operate on the basis of the decompressed file. The technical solution increases the processing efficiency of demand paging of the mobile terminal.Type: GrantFiled: August 15, 2011Date of Patent: October 18, 2016Assignee: SPREADTRUM COMMUNICATIONS (SHANGHAI) CO., LTD.Inventors: Yipeng Chai, Mingjun Jia, Yanshan Shi
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Publication number: 20160255599Abstract: A signal amplifying device and methods for control a signal amplifying device and for identifying a signal amplifying device are provided. The device includes: a baseband module, a user identification module interface, return side RF modules and antennas, access side RF modules and antennas. The return side antenna receives a downlink signal, which is transmitted to a corresponding access side RF module and the baseband module. An uplink signal is received by the access side antenna, which is transmitted to a corresponding return side RF module and the baseband module. The baseband module is adapted to process the uplink/downlink signal, control synchronization of the return side RF module and the access side RF module and control turning on and off of the same, read a user information. Accordingly, a cellular network can control a micro-power repeater effectively, and further more functionality can be added and performance can be improved.Type: ApplicationFiled: February 26, 2016Publication date: September 1, 2016Applicant: Spreadtrum Communications (Shanghai) Co., Ltd.Inventors: Yanshan Shi, Yi Kang
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Patent number: 9392441Abstract: The present invention discloses a method and apparatus for controlling updates to a mobile device consisting of checking a ROM installation package and storing the check data, or encrypting a ROM installation package and storing said encrypted ROM installation package. The stored check data is used to check a ROM installation package or to decrypt a stored encrypted ROM installation package when updating a mobile device. If it is verified to be correct or to be decryptable, the verified or decrypted ROM installation package is installed. If it is verified to have errors or to be undecryptable, the installation of the ROM installation package is terminated. The present invention reduces the risks associated with the destruction or disclosure of data when mobile devices are lost.Type: GrantFiled: December 16, 2013Date of Patent: July 12, 2016Assignee: Spreadtrum Communications (Shanghai) Co., Ltd.Inventor: Yanshan Shi
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Patent number: 9332461Abstract: Systems and methods for generating a Long Term Evolution network return procedure. A mobile terminal may generate, in absence of redirection instruction from a circuit-switched network, a Long Term Evolution network return procedure that, when instantiated by the mobile terminal, implements connection of the mobile terminal to a Long Term Evolution network based on measured signal strength of at least one Long Term Evolution network access point.Type: GrantFiled: February 25, 2013Date of Patent: May 3, 2016Assignee: SPREADTRUM COMMUNICATIONS (SHANGHAI) CO., LTD.Inventors: Wei Han, Minqian Qian, Xichun Gao, Xia Wei, Yanshan Shi, Xianliang Chen
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Patent number: 9307543Abstract: Systems and methods for generating a Long Term Evolution network return procedure. A mobile terminal may generate, in absence of redirection instruction from a circuit-switched network, a Long Term Evolution network return procedure that when instantiated by the mobile terminal implements connection of the mobile terminal to a Long Term Evolution network based on a ranking of measured Long Term Evolution network access points.Type: GrantFiled: March 8, 2013Date of Patent: April 5, 2016Assignee: SPREADTRUM COMMUNICATIONS (SHANGHAI) CO., LTD.Inventors: Minqian Qian, Wei Han, Xichun Gao, Xia Wei, Yanshan Shi, Xianliang Chen
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Publication number: 20160029393Abstract: Systems and methods for generating a Long Term Evolution network return procedure. A mobile terminal may generate, in absence of redirection instruction from a circuit-switched network, a Long Term Evolution network return procedure that when instantiated by the mobile terminal implements connection of the mobile terminal to a Long Term Evolution network based on a ranking of measured Long Term Evolution network access points.Type: ApplicationFiled: March 8, 2013Publication date: January 28, 2016Inventors: Minqian QIAN, Wei HAN, Xichun GAO, Xia WEI, Yanshan SHI, Xianliang CHEN
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Publication number: 20150257000Abstract: The present invention discloses a method and apparatus for controlling updates to a mobile device consisting of checking a ROM installation package and storing the check data, or encrypting a ROM installation package and storing said encrypted ROM installation package. The stored check data is used to check a ROM installation package or to decrypt a stored encrypted ROM installation package when updating a mobile device. If it is verified to be correct or to be decryptable, the verified or decrypted ROM installation package is installed. If it is verified to have errors or to be undecryptable, the installation of the ROM installation package is terminated. The present invention reduces the risks associated with the destruction or disclosure of data when mobile devices are lost.Type: ApplicationFiled: December 16, 2013Publication date: September 10, 2015Applicant: SPREADTRUM COMMUNICATIONS (SHANGHAI) CO., LTD.Inventor: Yanshan Shi
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Publication number: 20150146685Abstract: Systems and methods for generating a Long Term Evolution network return procedure. A mobile terminal may generate, in absence of redirection instruction from a circuit-switched network, a Long Term Evolution network return procedure that, when instantiated by the mobile terminal, implements connection of the mobile terminal to a Long Term Evolution network based on measured signal strength of at least one Long Term Evolution network access point.Type: ApplicationFiled: February 25, 2013Publication date: May 28, 2015Inventors: Wei Han, Minqian Qian, Xichun Gao, Xia Wei, Yanshan Shi, Xianliang Chen
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Patent number: 9014044Abstract: A method in a communication terminal for measuring one or more measurement quantities, wherein the measurement quantities correspond to a measurement identity, the method comprising: determining whether measurement of the measurement quantities can be performed in a first measurement occasion corresponding to the measurement identity; and if measurement of the measurement quantities cannot be performed in the first measurement occasion, measuring the measurement quantities using one or more other measurement occasions, wherein the one or more of the other measurement occasions correspond to at least one other measurement identity.Type: GrantFiled: February 8, 2013Date of Patent: April 21, 2015Assignee: Spreadtrum Communications (Shanghai) Co., Ltd.Inventors: Cai Li, Wei Han, Yanshan Shi
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Publication number: 20140348009Abstract: A method in a communication terminal for measuring one or more measurement quantities, wherein the measurement quantities correspond to a measurement identity, the method comprising: determining whether measurement of the measurement quantities can be performed in a first measurement occasion corresponding to the measurement identity; and if measurement of the measurement quantities cannot be performed in the first measurement occasion, measuring the measurement quantities using one or more other measurement occasions, wherein the one or more of the other measurement occasions correspond to at least one other measurement identity.Type: ApplicationFiled: February 8, 2013Publication date: November 27, 2014Applicant: Spreadtrum Communications (Shanghai) Co., Ltd.Inventors: Cai Li, Wei Han, Yanshan Shi
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Publication number: 20140146667Abstract: Disclosed are a mobile terminal and a service processing method thereof, and a baseband processing chip are disclosed in the embodiments of this invention, wherein the service processing method of the mobile terminal comprises: in response to the situation that a first user card in an on-network state is required to process a high real time service, identifying whether PS domain data being received/transmitted in a PS domain service currently processed on a second user card is the critical data for maintaining the QoS level of the PS domain service, wherein the high real time service has higher requirement to real-time than the PS domain service, and the first user card and the second user card belong to the multiple user-cards inserted in the same mobile terminal; in response to the PS domain data being received/transmitted is non-critical data, suspending the processing of the PS domain service and processing the high real time service.Type: ApplicationFiled: August 12, 2011Publication date: May 29, 2014Applicant: SPREADTRUM COMMUNICATIONS (SHANGHAI) CO., LTD.Inventors: Zhi Zhang, Jiwu Liu, Xianliang Chen, Yuan Xu, Xichun Gao, Wenbo Lu, Yanshan Shi, Ma Zhang, Yingping Hu
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Publication number: 20130212077Abstract: A demand paging method for a mobile terminal, a controller and a mobile terminal, wherein the demand paging method determines, when a mobile terminal needs to operate a compressed file, a storage location of the compressed file in an external part of the controller of the mobile terminal; a decoding unit of the internal part of the controller of the mobile terminal decompresses the compressed file in the storage location; the mobile terminal saves the decompressed file to a designated part of the memory, wherein the designated part of the memory comprises the memory in the internal part of the controller of the mobile terminal and/or the memory in the external part of the controller of the mobile terminal; the mobile terminal continues to operate on the basis of the decompressed file. The technical solution increases the processing efficiency of demand paging of the mobile terminal.Type: ApplicationFiled: August 15, 2011Publication date: August 15, 2013Applicant: Spreadtrum Communications (Shanghai) Co., Ltd.Inventors: Yipeng Chai, Mingjun Jia, Yanshan Shi
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Patent number: 8305982Abstract: A method for assigning signature sequences for E-HICH channel which may avoid the unbalanced situation brought about by the codeword assignment is provided, wherein the use of User Equipment (UE) signature sequences on Enhanced Dedicated Channel Hybrid Automatic Repeat Request Acknowledgement Indicator Channel (E-HICH) is equalized, so as to drive the average detection performance toward equity for different UEs to detect their respective signature sequences on E-HICH channel, and to reduce the average false detection rate for the respective UE on the feedback information transmitted thereto. The method includes: firstly, assigning a E-HICH logical signature sequence index r for each UE; then, converting the logical signature sequence index r into a physical signature sequence index r? varying with time by using a random permutation function; and after that, assigning a signature sequence corresponding to the physical signature sequence index r? to the respective UE.Type: GrantFiled: October 23, 2009Date of Patent: November 6, 2012Assignee: Spreadtrum Communications (Shanghai) Co. Ltd.Inventors: Aimin Zhang, Zhiqun Chen, Yanshan Shi
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Patent number: 8072960Abstract: A networking method of single frequency network in a TD-SCDMA system includes the steps of: (1) deciding a networking configuration scheme by a universal mobile telecommunications system terrestrial radio access network (UTRAN), (2) based on the decided networking configuration scheme, configuring an intra-frequency cell info list information element and an inter-frequency cell info list information element in system information and measurement control messages by the UTRAN, (3) transmitting signals over a servicing area by the UTRAN, and (4) receiving the system information and measurement control messages by a user equipment (UE) from the UTRAN, acquiring working mode configuration information of each frequency and each timeslot of a serving cell and neighboring cells, and judging whether there are duplicated cell information elements in the intra-frequency cell info list information element or the inter-frequency cell info list information element.Type: GrantFiled: January 30, 2008Date of Patent: December 6, 2011Assignee: Spreadtrum Communications, Inc.Inventors: Yanshan Shi, Ling Lv, Jingdong Lin, Datong Chen
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Publication number: 20100220672Abstract: The present disclosure discloses a method for assigning signature sequences for E-HICH channel which may avoid the unbalanced situation brought about by the codeword assignment, wherein the use of UE signature sequences on E-HICH channel is equalized, so as to drive the average detection performance toward equity for different UEs to detect their respective signature sequences on E-HICH channel, and to reduce the average false detection rate for the respective UE on the feedback information transmitted thereto. The method comprises: firstly, assigning a E-HICH logical signature sequence index r for each UE; then, converting the logical signature sequence index r into a physical signature sequence index r? varying with time by using a random permutation function; and after that, assigning a signature sequence corresponding to the physical signature sequence index r? to the respective UE.Type: ApplicationFiled: October 23, 2009Publication date: September 2, 2010Inventors: Aimin Zhang, Zhiqun Chen, Yanshan Shi
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Publication number: 20090190547Abstract: Networking methods of a Single Frequency Network (SFN) in communication systems are disclosed.Type: ApplicationFiled: January 30, 2008Publication date: July 30, 2009Inventors: Yanshan Shi, Ling Lv, Jingdong Lin, Datong Chen