Zhang, Guangdong Province
Chenchen Zhang, Guangdong Province CN
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20120106661 | APERIODIC CHANNEL QUALITY INFORMATION SENDING METHOD - The present invention provides an aperiodic channel quality information sending method and a mobile terminal. The method comprises: a mobile terminal and network side pre-appointing one or more transmission modes which support the forming of dual flow beam, and aperiodic channel quality information CQI feedback mode(s) corresponding to the transmission modes; the network side indicating the mobile terminal with one pre-appointed transmission mode to be adopted, wherein when the mobile terminal receiving the indication of adopting the one pre-appointed transmission mode, the mobile terminal adopts the aperiodic CQI feedback mode corresponding to the one pre-appointed transmission mode to feed back the CQI information to the network side. The method of the present invention facilitates the reduction of signaling overhead and feedback overhead, the increase of the feedback dimensionality of the channel information, and the improvement of the throughput of the system. | 05-03-2012 |
Cheng-Chun Zhang, Guangdong Province CN
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20140148079 | WAVING INFLATABLE TOY - A waving inflatable toy has a body and an opening alignment unit. The body has an opening alignment chamber, a first inflate and deflate chamber and a second inflate and deflate chamber. The opening alignment chamber has four openings respectively communicating with a main chamber, the first inflate and deflate chamber, the second inflate and deflate chamber and an air outlet. The opening alignment unit is mounted inside the opening alignment chamber and has a four-way valve assembly having four air vents and a guide vane and intermittently rotated an angle so that each air vent is sequentially aligned with the openings of the opening alignment chamber. The guide vane can be rotated to selectively guide inflated air into the first or second inflate and deflate chamber. Accordingly, the waving direction of the toy is constantly changing to demonstrate a vivid motion and provide an animated visual effect. | 05-29-2014 |
Chenguang Zhang, Guangdong Province CN
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20100105371 | METHOD FOR ADDRESSING BROADCAST MESSAGE IN TRUNK SYSTEM - The method of present invention is used for addressing broadcast message in trunk system, in which said trunk system includes base station, mobile station. Said method includes the following steps: adding a index of trunk broadcast time slot newly, all the mobile station that support boundless capacity group call service monitor these trunk broadcast time slots; the paging message of the boundless capacity group call transmitted by said base station is sent in the trunk broadcast time slot, which uses the group identification as the broadcast address, and address according to the group identification, not address to a single mobile station. The method of present invention efficiently solves the problem for the paging channel capacity limitation of boundless capacity group call service supported by CDMA trunk telecommunication system, and greatly shorten the time of group call connection. | 04-29-2010 |
Chunhong Zhang, Guangdong Province CN
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20120042197 | METHOD FOR RESOURCE INFORMATION BACKUP OPERATION BASED ON PEER TO PEER NETWORK AND PEER TO PEER NETWORK THEREOF. - The present invention provides a method for resource information backup operation based on peer to peer network, comprising: an initiating node sending an out-of-domain backup node determining request to a connecting node in backup domain, and said out-of-domain backup node determining request including the resource global identifier of said resource information to be backed up, and the connecting node in said backup domain and said host node in which the resource information is saved have different domain identifiers; the connecting node in said backup domain determining an out-of-domain backup node according to information of said resource global identifier and out-of-domain backup rules, and sending routing information of said out-of-domain backup node to said initiating node; and said initiating node sending an out-of-domain backup operation request to said out-of-domain backup node according to said routing information, and said out-of-domain backup node implementing corresponding processing according to said out-of-domain backup operation request. | 02-16-2012 |
Dapeng Zhang, Guangdong Province CN
De-Jun Zhang, Guangdong Province CN
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20090056226 | Rotating shaft of louver blade for shutter assembly - A rotating shaft of louver blades for shutter assembly interconnected between a louver blade and a frame is provided, which includes a bushing and a shaft. A body of the bushing has a through hole and a plurality of slots, such that the body can be deformed flexibly. A front section of the shaft is fitted with the through hole. After the bushing is combined with the frame, the fixing hole is relatively small, which forces the end of the bushing having the slots to be compressed inwards, and after the front section passes through the bushing, the flexibly-deformed portion is expanded outwards, such that the bushing can be engaged with the frame. Moreover, the flexibly-deformed portion of the bushing generates a clipping force to the front section, such that the shaft and bushing are tightly fitted with each other, thereby making the louver blade be easily rotated and positioned. | 03-05-2009 |
Hongyu Zhang, Guangdong Province CN
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20120114332 | RECONFIGURABLE OPTICAL ADD/DROP MULTIPLEXING DEVICE FOR ENABLING TOTALLY INRESISTANT COLORLESS - The present invention provides a reconfigurable optical add/drop multiplexing device for enabling a totally inresistant colorless, wherein a dropping unit is configured to separate multi-wavelength optical signals which are among direction | 05-10-2012 |
Jianhui Zhang, Guangdong Province CN
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20160045104 | Flexible-wire Traction-type Capsule Endoscope and Manufacture Method thereof - The present invention discloses a flexible-wire traction-type capsule endoscope and a manufacture method thereof, which mainly includes a capsule endoscope housed in a pockety body and leads out a flexible wire for traction. The manufacture method of the flexible-wire traction-type capsule endoscope includes steps of mold integrating, film coating, adhering, shaping, assembling, sealing and wire fixing. According to the present invention, a finished product of the flexible-wire traction-type capsule endoscope is prepared by assembling a conventional capsule endoscope with a processed pockety body, and finally sealing and fixing. The manufacturing technique of the product is simple and easy, raw materials used are natural without pollution and are cheap, and the processing procedure is easy to be automatized, i.e., the productivity is easy to improve; from the aspect of application, the flexible-wire traction-type capsule endoscope has a small structure volume, is easy to swallow, and causes small negative reactions to patients. | 02-18-2016 |
Jianzhou Zhang, Guangdong Province CN
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20110168053 | Weather-Resistant Dye And Use Thereof - The invention is related to a weather-resistant dye and use thereof, which contains in molecules thereof not only chromophoric parent D, but also electron-accepting group Q which is linked with dye parent D through non-conjugated carbon link L to constitute D-L-Q dye molecule; the electron-accepting group Q has such a HOMO energy level that is lower than the HOMO energy level of the dye chromophoric parent D. The dye has sun-resistance and anti-ozone performances, which can be used as colorant in the ink, dope, lacquer, toner powder for laser printing, marker, paper, fabric, glass, porcelain or polymer. | 07-14-2011 |
Junfeng Zhang, Guangdong Province CN
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20110150156 | METHOD FOR GENERATING A PREAMBLE SEQUENCE AND A METHOD FOR DETERMINING A CYCLIC SHIFT - A method for generating a preamble sequence and determining a cyclic shift. The method includes: when set a piece of root sequence can only generate one preamble sequence and there is no cyclic shift restriction, setting the cyclic shift step length N | 06-23-2011 |
20120106661 | APERIODIC CHANNEL QUALITY INFORMATION SENDING METHOD - The present invention provides an aperiodic channel quality information sending method and a mobile terminal. The method comprises: a mobile terminal and network side pre-appointing one or more transmission modes which support the forming of dual flow beam, and aperiodic channel quality information CQI feedback mode(s) corresponding to the transmission modes; the network side indicating the mobile terminal with one pre-appointed transmission mode to be adopted, wherein when the mobile terminal receiving the indication of adopting the one pre-appointed transmission mode, the mobile terminal adopts the aperiodic CQI feedback mode corresponding to the one pre-appointed transmission mode to feed back the CQI information to the network side. The method of the present invention facilitates the reduction of signaling overhead and feedback overhead, the increase of the feedback dimensionality of the channel information, and the improvement of the throughput of the system. | 05-03-2012 |
Kaiming Zhang, Guangdong Province CN
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20080259156 | Stereoscopic Display Device with Liquid Crystal Shutter Light Filter for Naked Eye Viewing and a Display Method Thereof - A stereoscopic display device with liquid crystal shutter light filter for naked eye viewing which comprises a personal computer and an image screen, wherein a dual display card is disposed inside the personal computer, and a light filtering screen is disposed in front of the image screen, and both the image screen and the light filtering screen connect with the dual display card respectively. Input the three-dimensional model data of a stereo image to the dual display card of the personal computer; and set the light filtering data and control the light filtering screen to open light filtering apertures correspondingly to obtain a light filtering image, and then use region projection method to record the stereo image as divided into partitions and obtain a continuous parallax image data, and then perform image processing on the continuous parallax image data to obtain a continuous parallax image, and the light filtering image and the continuous parallax image form a recording unit of the stereo image. Display the continuous parallax image on the image screen and the light filtering image on the light filtering screen simultaneously by the dual display card to see stereo image. The present invention has extensive applications. It is not required to wear any special glasses or helmets to view stereo images. It is also possible to move freely and view the stereo images from different perspective without causing any visual strain. | 10-23-2008 |
Lihui Zhang, Guangdong Province CN
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20100263042 | Method and System for Implementing the Inter-Access of Stack Members - The present invention discloses a method and system for implementing the inter-access of stack members. Wherein, the method includes: a stack control module assigning stack device numbers and fixed IP addresses for stack members; after a user logs on a stack member, performing a session command for accessing a destination stack member, and initiating an access request to the destination stack member based on the stack device number of the destination stack member; the stack member on which the user logs obtaining the IP address of the destination stack member based on the stack device number in the session command, and forwarding the access request to the destination stack member in the TELNET manner based on the IP address of the destination stack member; after receiving the access request, the destination stack member, as a TELNET server end, assigning a terminal number for the stack member on which the user logs, and informing an operation and maintenance management module of the destination stack member; the operation and maintenance management module sending operation echo information of the destination stack member back to the stack member on which the user logs. | 10-14-2010 |
Likun Zhang, Guangdong Province CN
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20090202248 | WAVELENGTH DIVISION MULTIPLEXING SYSTEM, METHOD AND DEVICE FOR ITS RESIDUAL DISPERSION COMPENSATION - The present invention provides a wavelength division multiplexing system and a method and device for its residual dispersion compensation, wherein the device for residual dispersion compensation of wavelength division multiplexing system comprises: a performance parameter detecting device for receiving and detecting performance parameter of receiving terminal optical signal and sending detecting result of the performance parameter to a central control device; the central control device for deciding a dispersion regulating mode of a tunable dispersion compensator according to the detecting result of the performance parameter and sending the dispersion regulating mode to a tunable dispersion compensator control device through control signaling; and the tunable dispersion compensator control device for receiving the control signaling sent by the central control device and adjusting dispersion compensation amount of the tunable dispersion compensator according to the control signaling in order to make residual dispersion of wavelength channels to satisfy requirements of dispersion tolerance of an optical receiver. Therefore, the present invention optimizes residual dispersion of each channel and solves the problem of transmission performance deterioration caused by residual dispersion of long distance optical transmission system. | 08-13-2009 |
20100178062 | RZ-DPSK MODULATED OPTICAL SIGNAL GENERATION APPARATUS AND METHOD - The present invention discloses a RZ-DPSK modulated optical signal generation apparatus and method, wherein the apparatus comprises: a high speed multiplexer for amplifying a photo-electric converted high speed data signal and de-multiplexing it into parallel low speed signals, pre-coding the parallel low speed signals, then multiplexing the pre-coded low speed signals into a high speed data signal, inputting a processed data + and synchronous clock into a first RZ converter and amplifier, and inputting a pre-coded data − and synchronous clock into a second RZ converter and amplifier; a first RZ converter and amplifier and a second RZ converter and amplifier for converting data + and data − NRZ signals into RZ signals, then amplify them separately, and use the amplified RZ signal to drive a LiNbO | 07-15-2010 |
Sanping Zhang, Guangdong Province CN
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20100306396 | Uniform Service Access System And Access Method - A uniform service access system is provided by the present invention, comprising: service providing means; a PARLAY state machine, configured to trigger an application service of the service providing means according to service request information and to generate call control information according to the application service information; a PARLAY adapter, configured to realize the conversion of the information transmission formats between the PARLAY state machine and a network state machine; the network state machine, configured to send uplink call generating service request information to the PARLAY adapter and to send downlink call control information to a network protocol adapter, the network protocol adapter, configured to realize a conversion of information transmission formats between the network state machine and a service switch equipment; the service switch equipment configured to trigger the application service according to a terminal call and to control a call according to the call control information from the network protocol adapter. An access method is further provided correspondingly. The present invention can realize an intelligent service supporting different network access. | 12-02-2010 |
Shengting Zhang, Guangdong Province CN
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20080299950 | METHOD AND APPARATUS FOR PROVIDING VOICE MAILBOX FUNCTION IN POC SERVICE - A method of providing a voice mailbox function in a PoC service, including: if the voice mailbox of at least one called user is to be connected in response to receiving a session establishment request from a calling user, determining whether the session corresponding to the session establishment request is a one-to-many session; and recording a message from the calling user through the voice mailbox if the session is a one-to-many session. The invention further discloses a method in a PoC service of notifying of a message in a voice mailbox, and a PoC service server. | 12-04-2008 |
Shizhuang Zhang, Guangdong Province CN
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20110122769 | SYNCHRONIZATION, SCHEDULING, NETWORK MANAGEMENT AND FREQUENCY ASSIGNMENT METHOD OF A LAYERED WIRELESS ACCESS SYSTEM - The present invention discloses as synchronization method of a layered wireless access system, which is applied to the layered wireless access system including an access point management unit located in an access layer and its linked access points. The access point management unit has a timing server, each access point having a timing client. The timing server generates timing information and distributes it to the timing client of each linked access point, and the timing client recovers the timing information as a local timing reference signal. The method may implement clock synchronization between the access point management unit and the access points to ensure the normal operation of the system. The present invention also provides network management, scheduling, frequency assignment and flow control methods based on the layered wireless access system. | 05-26-2011 |
Wanshuai Zhang, Guangdong Province CN
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20090016283 | METHOD AND SYSTEM FOR SHARING REVERSE CHANNEL IN TRUNK COMMUNICATION SYSTEM - A method for sharing reverse channel in trunk communication system includes: step A, establishing a forward channel and one or more in a group: step B, mobile stations in idle state determine a sharing reverse channel that can be used based on information of the sharing reverse channel; step C, the mobile station transmits information through the sharing reverse channel. Furthermore a system for sharing reverse channel in trunk communication system includes: channel establishing means, for establishing a forward channel and one or more in a group; reverse channel determining means, for determining a sharing reverse channel that can be used by a mobile station based on the information of the sharing reverse channel; reverse channel information transmitting means, for transmitting information through the sharing reverse channel. This invention saves the air and physics sources of the system, and reduces the collision probability of the signaling of each mobile station in idle state. | 01-15-2009 |
Weiliang Zhang, Guangdong Province CN
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20120128358 | Transmission Method and Assembling Method for Physical Layer Operations, Administration and Maintenance (PLOAM) Message in a Passive Optical Network - The present invention provides a transmission method for a physical layer operations, administration and maintenance (PLOAM) message in a passive optical network. The method includes: a transmitter dividing a PLOAM message to generate more than two new PLOAM messages, each of which comprises at least a message identification (Message ID) field ( | 05-24-2012 |
20120230675 | Ranging Method and System for Optical Network Unit in Passive Optical Network - The present invention discloses a ranging method for an optical network unit in a passive optical network, which includes: an Optical Line Terminal (OLT) performing ranging for an Optical Network Unit (ONU) in a operation state, updating an Equalization Delay (EqD) of the ONU according to a ranging result, and sending the updated EqD to the ONU; and the ONU implementing an upstream transmission synchronization according to the updated EqD. The present invention further discloses a ranging system for an optical network unit (ONU) in a passive optical network (PON), which includes a ranging device and an equalization delay updating device. In the present invention, the influence on the interruption of services of the ONU for which ranging is performed is reduced, and the time-sensitive services of the ONU for which ranging is performed are protected, thus improving the upstream transmission efficiency of the ONU. | 09-13-2012 |
Wenlin Zhang, Guangdong Province CN
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20090158442 | Method of User Access Authorization in Wireless Local Area Network - The present invention discloses a method of user access authorization in wireless local area networks. The method comprises: when a Wireless Local Area Network (WLAN) user terminal is accessing a WLAN operational network, the WLAN operational network, while authenticating this WLAN user terminal, judging whether to allow this WLAN user terminal to access according to authorization conditions having an impact on the access of this WLAN user terminal, if yes, the WLAN operational network will determine the access rules of this WLAN user terminal according to the said authorization conditions; otherwise, the WLAN operational network will notify the WLAN user terminal about the failure. Different users can be controlled to access the network according to different authorization conditions, and be restricted by different access rules after getting accessed. Thus, the access control capability of a wireless local area network is enhanced and the working efficiency of the network is improved. | 06-18-2009 |
Wenying Zhang, Guangdong Province CN
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20120093102 | METHOD AND SYSTEM FOR RANDOM ACCESS - The present invention discloses a method and a system for random access, wherein the method includes: the network side sending to UE a dedicated random access preamble index of the UE; the UE sending a random access request to the network side according to the received dedicated random access preamble index; and the network side allocating PUCCCH (Physical Uplink Common Control Channel) resources and SRS (Sounding Reference Signal) resources for the UE according to the random access request, and then sending the allocated PUCCCH resources and SRS resources to the UE. This technical solution provided by this invention omits the complicated data forwarding process, solves the problem of long latency during restoring synchronization, shortens the time delay of data transmission, reduces the hardware requirements of the network side devices and enhances user experience. | 04-19-2012 |
Xianzhou Zhang, Guangdong Province CN
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20120093102 | METHOD AND SYSTEM FOR RANDOM ACCESS - The present invention discloses a method and a system for random access, wherein the method includes: the network side sending to UE a dedicated random access preamble index of the UE; the UE sending a random access request to the network side according to the received dedicated random access preamble index; and the network side allocating PUCCCH (Physical Uplink Common Control Channel) resources and SRS (Sounding Reference Signal) resources for the UE according to the random access request, and then sending the allocated PUCCCH resources and SRS resources to the UE. This technical solution provided by this invention omits the complicated data forwarding process, solves the problem of long latency during restoring synchronization, shortens the time delay of data transmission, reduces the hardware requirements of the network side devices and enhances user experience. | 04-19-2012 |
Xiaozhi Zhang, Guangdong Province CN
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20090215164 | Recombinant gene of adenovirus vector and p53 gene for treating proliferative diseases - The invention relates to the application of a recombinant of adenovirus vector and human tumor suppressor p53 gene expression cassette for producing the medicine for treating proliferative disease. In particular the invention relates to the application of a recombinant of adenovirus vector and human tumor suppressor p53 gene expression cassette for producing the medicine for treating scar. | 08-27-2009 |
Xinping Zhang, Guangdong Province CN
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20110134939 | METHOD FOR PROCESSING TLV FORMAT OF COMMUNICATION DATA - The present invention provides a method for processing a TLV format of communication data, including the following steps: defining a type T of an integer type in an ASN.1 format; a sending side filling in a message in the ASN.1 format, with the message including a data structure example; and the sending side encoding the message into a code stream, wherein the code stream of the data structure example in the message includes a V, or includes an integer type of the V, a L of the V, and the V. The present invention can realize intercommunication among different versions of the ASN. 1. | 06-09-2011 |
Yonghui Zhang, Guangdong Province CN
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20120042197 | METHOD FOR RESOURCE INFORMATION BACKUP OPERATION BASED ON PEER TO PEER NETWORK AND PEER TO PEER NETWORK THEREOF. - The present invention provides a method for resource information backup operation based on peer to peer network, comprising: an initiating node sending an out-of-domain backup node determining request to a connecting node in backup domain, and said out-of-domain backup node determining request including the resource global identifier of said resource information to be backed up, and the connecting node in said backup domain and said host node in which the resource information is saved have different domain identifiers; the connecting node in said backup domain determining an out-of-domain backup node according to information of said resource global identifier and out-of-domain backup rules, and sending routing information of said out-of-domain backup node to said initiating node; and said initiating node sending an out-of-domain backup operation request to said out-of-domain backup node according to said routing information, and said out-of-domain backup node implementing corresponding processing according to said out-of-domain backup operation request. | 02-16-2012 |
Yougang Zhang, Guangdong Province CN
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20090106625 | Basic Matrix, Coder/Encoder and Generation Method of the Low Density Parity Check Codes - The invention relates to a base matrix, a encoder/decoder of Low Density Parity Check (LDPC) codes and a generation method thereof. The encoder/decoder is determined uniquely by the parity check matrix of the LDPC codes. With different code sizes, said parity check matrix can be obtained by expanding different base matrixes, and also can be obtained by expanding a unique base matrix after correction. Elements of said base matrix must meet an inequation in which the girth value is up to the standard, e.g. when girth ≧6, for any element i, j, k, l in the matrix which forms the short loop having a length of 4 in anticlockwise, there are always mod(i−j+k−l, z) unequal to 0. By this invention, the girth of the constructed base matrix is made as large as possible, the amount of the shortest loops is as few as possible when it is the same girth, thus the curve of bit error ratio (BER) is dropped quickly, the error floor of the LDPC codes is eliminated effectively, and the optimal performance of the LDPC codes is obtained. | 04-23-2009 |
Yuan Zhang, Guangdong Province CN
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20110093516 | IMPLEMENTATION METHOD FOR UPDATING THE TERMINALS IN BATCHES - An implementation method for updating the terminals in batches is applicable to a terminal updating system including at least one terminal and a management server the method comprises: the first step, setting at least one version file server in the terminal updating system, for providing a description file and an updating file required by the updating to the respective terminal; the second step, connecting the respective terminal to the management server which configures a corresponding version file server parameter to the respective terminal; the third step, connecting the respective terminal to the corresponding version file server according to the configuration information and acquiring version updating information; and the fourth step, the respective terminal downloading an updating file and performing the updating according to the version updating information and informing the management server of the updating result. When the number of the terminals is large, it can ensure the normal terminal updating and downloading service, and at the same time, it can realize the terminal updating by the initiative trigger and control and secure the file downloading and updating process safe by a safety security mechanism. | 04-21-2011 |
Yuqiang Zhang, Guangdong Province CN
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20110149717 | INFORMATION MULTIPLEXING METHOD - The present invention discloses an information multiplexing method, comprising: coding multiple feedback information according to number of the feedback information and a linear block code sequence, and truncating corresponding coded information according to a target length of the feedback information coded (S | 06-23-2011 |
Zhao Zhang, Guangdong Province CN
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20100268132 | MASSAGE DEVICE - The present invention relates to a massage device including a back massage module, a neck massage module and a support module. The back massage module comprises a back module housing, a back transmission assembly being in the back module housing and comprising a back motor and a back massage assembly mechanically coupled with the back motor and extending through the back module housing. The neck massage module comprises a neck module housing, a neck transmission assembly and a neck massage assembly. The neck transmission assembly is contained in the neck module housing and comprises a neck motor. The neck massage assembly is mechanically coupled with the neck motor and extending through the neck module housing. The support module connects the neck module housing to the back module housing. | 10-21-2010 |
Zhaohong Zhang, Guangdong Province CN
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20080259156 | Stereoscopic Display Device with Liquid Crystal Shutter Light Filter for Naked Eye Viewing and a Display Method Thereof - A stereoscopic display device with liquid crystal shutter light filter for naked eye viewing which comprises a personal computer and an image screen, wherein a dual display card is disposed inside the personal computer, and a light filtering screen is disposed in front of the image screen, and both the image screen and the light filtering screen connect with the dual display card respectively. Input the three-dimensional model data of a stereo image to the dual display card of the personal computer; and set the light filtering data and control the light filtering screen to open light filtering apertures correspondingly to obtain a light filtering image, and then use region projection method to record the stereo image as divided into partitions and obtain a continuous parallax image data, and then perform image processing on the continuous parallax image data to obtain a continuous parallax image, and the light filtering image and the continuous parallax image form a recording unit of the stereo image. Display the continuous parallax image on the image screen and the light filtering image on the light filtering screen simultaneously by the dual display card to see stereo image. The present invention has extensive applications. It is not required to wear any special glasses or helmets to view stereo images. It is also possible to move freely and view the stereo images from different perspective without causing any visual strain. | 10-23-2008 |
Zhengyang Zhang, Guangdong Province CN
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20100272087 | TERMINAL DEVICE WITH SEPARATED CARD AND STATION BASED ON WIMAX SYSTEM - The present invention discloses a mobile terminal with separated card and station based on World Interoperability for Microwave Access, WiMAX, system, in communication field, which comprises: a main station; one or more consumer identification modules, connected to the main station in a removable way. | 10-28-2010 |
20120011219 | METHOD FOR DOWNLOADING A FIRMWARE, METHOD FOR PRE-PROCESSING A FIRMWARE AND METHOD FOR VERIFYING INTEGRITY BASED ON THE OTA - A method and device for firmware downloading pre-processing, a method for verifying the integrity of a firmware, a method for downloading a firmware and the terminal thereof, based on OTA technology, are provided. In the method for downloading a firmware, a predetermined process is performed on the firmware to be downloaded to generate first digest data; the firmware to be downloaded and the first digest data are regarded as the air information to be downloaded by the terminal; the terminal downloads the air information via the radio channel, and obtains the firmware and the first digest data in air information; the terminal performs the predetermined process on the firmware to generate second digest data; the terminal compares the consistency between the first digest data and the second digest data, and in the case that the two are consistent, it is determined that the firmware passes the integrity verification. The method increases the safety of downloading the firmware over the air. | 01-12-2012 |
Zhihui Zhang, Guangdong Province CN
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20090239515 | METHOD FOR ASSIGNING THE CARRIER FREQUENCY IN A TRUNKED SYSTEM - The present invention discloses a method for assigning the carrier frequency in a trunking system, which includes: after the base station subsystem receiving a group call request, it assigns a carrier frequency reference for this group call, by which to establish the forward channels of the group users managed by the base station subsystem. With the method offered by the present invention, all the group members under a base station subsystem could be established on the same carrier frequency reference as far as possible, thereby sharing of the wireless channels. | 09-24-2009 |
Zhongkai Zhang, Guangdong Province CN
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20100098071 | METHOD AND NETWORK FOR FORWARDING PACKET OF RESILIENT PACKET RING - Method for transmitting packet in resilient packet intersect ring includes: at least two resilient packet intersect ring intersect each other on two intersect node, the intersect node receives a broadcast packet from the first resilient packet ring, and copies the said broadcast packet; the said intersect node judges whether allowing to insert the said broadcast packet into the second resilient packet ring by spanning the ring according to the identification information included in the said copied broadcast packet, if so, inserting into the second resilient packet ring by spanning the ring and broadcasting, otherwise, discarding the said broadcast packet, the control condition of allowing to broadcast by spanning the ring of all intersect nodes is null. The invention can ensure that when all intersect nodes can transmit spanning ring server, it avoids spanning ring broadcast storm. The invention is applied to the case that several resilient packet rings intersect each other. The invention is easy to be implemented. It has good compatibility with the existing networks. Its cast is very low. | 04-22-2010 |