Zte Corporation

Huawei Technologies Co., Limited

Nan Zhao

Feng Li

Kaibo Tian

Yan Li

Min Wei

Aihua Peng

Wei Gou

Senbao Guo

Dong Zhou

HuiLi Fu

Shanghsuan Chiang

Xing Liu

Feng Bi

Bin Wang

Zijiang Ma

Yunfeng Sun

Feng Liang

Chen Wang

Jing Jiang

Changqing Zhu

Dongli Chen

Zhulin Cheng

Changguo Jiang

Huabin Liu

Tewei Chen

Chunghsuan Tsai

Junlei Tao

Zishuai Li

Yuchen Xin

Wenxu Xie

Zhenxing Gao

A chip package includes a substrate, a first die, a second die, and a beam structure. The first die and the second die are disposed on a side of the substrate and are electrically connected to the substrate. The beam structure is disposed between the first die and the second die. A first end of the beam structure is stacked with and fixedly connected to a part of the first die, a second end is stacked with and fixedly connected to a part of the second die, and the beam structure is insulated from and connected to the first die and the second die. A thermal expansion coefficient of the beam structure is less than a thermal expansion coefficient of the substrate.

Chip package, electronic device, and chip package preparation method

A chip and a packaging method thereof. In the chip, first solder pads in a first solder pad array on a first substrate are attached to corresponding second pins in second pin arrays on different dies to implement short-distance and high-density interconnection of the different dies. A molding body is used to wrap a first pin, a second pin, a first solder pad, and the first substrate, so that a fan-out unit and the first substrate are molded into an integral structure. In the integral structure, bottoms of first pins that are in a first pin array on a die and that are electrically connected to a periphery of the chip are not wrapped by the molding body.

Encapsulation of a substrate electrically connected to a plurality of pin arrays

The present invention relates to a technology for managing discontinuous reception (DRX). DRX cycles of different cycle lengths are configured according to service types of UE. If it is identified that the user equipment (UE) initiates a voice service, a relatively short first long DRX cycle is configured for the UE or the UE is instructed to deactivate DRX; and if it is identified that the UE does not perform a voice service, a relatively long second long DRX cycle is configured for the UE. The UE performs corresponding receiver on/off control according to the configured long DRX cycle, so as to receive downlink data or hibernate. According to the solution provided in the present invention, a DRX cycle of UE can be flexibly configured, so that a better balance between power consumption reduction of the UE and user experience improvement can be achieved.

Method for managing discontinuous reception cycle, and apparatus

A chip includes a substrate and a die that are wrapped together by means of a packaging process. Multiple substrate cables corresponding to attachment points are laid out in the substrate. Solder joints in a solder joint matrix at a bottom of the substrate include a first solder joint group and a second solder joint group that are arranged along two parallel lines. Substrate cables connected to solder joints in the first solder joint group have an equal length. Substrate cables connected to solder joints in the second solder joint group have an equal length.

Chip and electronic device

A method and an apparatus for allocating spectrums are provided in the disclosure. The method includes: reconfigurable spectrums for a target group domain are calculated, wherein said reconfigurable spectrums contain one or more of a dedicated spectrum, a reusable spectrum and a loanable spectrum; during the system reconfiguration, spectrums are allocated to cells of the target group domain in a non-overlap region after spectrums are allocated to cells of the target group domain in an overlap region according to the reconfigurable spectrums. By use of the disclosure, the spectrum allocation can be implemented during the system reconfiguration, and interference can be effectively suppressed.

Method and apparatus for allocating spectrum

A conical inductor provided in the present invention includes: a housing, a conical coil located inside the housing, a first pin and a second pin respectively connected to two ends of the conical coil, where one end of the first pin is connected to one end of the conical coil, the other end of the first pin is connected to a hole in a first side wall of the housing in a fastened manner, one end of the second pin is connected to the other end of the conical inductor, and the other end of the second pin is connected to a hole in a second side wall of the housing in a fastened manner; and each of the first pin and the second pin includes one segment of waveform segment fluctuating in a direction perpendicular to a top wall of the housing.

Conical inductor, printed circuit board, and optical module

The disclosure discloses a handover method based on a cognitive technology. At least two working areas such as a Primary Working Area (PWA) and a Secondary Working Area (SWA), a RRM and a HOC are configured both in User Equipment (UE) and in a Base Station (BS); after receiving a handover request, according to the current radio environments, the PWA of the BS makes a handover negotiation with the neighboring BSs or with the neighboring BSs and the UE requesting handover, determines the communication parameters satisfying the handover request, and sends the determined communication parameters to the SWA of the BS and the SWA of the UE; the SWA of the BS and the SWA of the UE configure said communication parameters and notify the RRM of the BS after the configuration is finished; the RRM of the BS instructs the HOC of the BS and the HOC of the UE to activate the respective SWAs, and to perform the handover according to the communication parameters configured by the SWA. The disclosure also discloses a handover system based on the cognitive technology. The disclosure improves the resource utilization ratio and the quality of service in the current communication system.

Handover method and system based on cognitive technology

The present invention discloses a method and system for coordinated scheduling based on cell priority, which is applied to the system using coordinated multiple point (CoMP) transmission technology. The method includes: performing priority sequencing on each coordinated cell according to the historical and/or current information of each coordinated cell and finishing scheduling of each coordinated cell in an order according to priority from high to low. By adopting the coordinated scheduling scheme in the present invention, the network can be made in a reasonable working status, and then, the performance of the entire system can be improved.

Method and system for coordinated scheduling based on cell priority

The disclosure provides a method and a device for controlling power of a cognitive radio system. The method comprises: measuring a system parameter of a cognitive radio system and a system parameter of a TV system located in an adjacent channel of the cognitive radio system; determining a maximum transmission power of the cognitive radio system according to the system parameter of the cognitive radio system and the system parameter of the TV system; controlling an actual transmission power of the cognitive radio system to be less than the maximum transmission power. In the disclosure, interference to the TV system can be reduced maximally, so that the sensitivity of a receiver inside the TV system is guaranteed.

Method and device for controlling power of cognitive radio system

The disclosure discloses a method and an apparatus for transforming a working mode in a Cognitive Radio (CR) system, which are used for solving the technical problem that a subsystem maliciously occupies the spectrum resources which are temporarily unused by other system in a system adopting a CR technology. In the disclosure, a network side measures the demand degree of each cell on borrowed spectrum and sets a conditions of enabling and disabling the CR working mode to determine whether to perform working mode transformation on the cell and specify a network allocation method for a mobile terminal in a corresponding working mode, so as to coordinate the allocation of the spectrum resources, and avoid the abuse of the borrowed spectrum resources; the CR working mode of the cell with low demand degree is disabled by the network side; the borrowed spectrum resources of the cell are released; and therefore, more borrowed spectrum resources are available to the other cells having a higher demand degree on the borrowed spectrum, and the overall performance of the system is improved.

Method and apparatus for transforming working mode in cognitive radio system

The present invention provides a method and device for selecting a resource processing manner, wherein the method is applied to a communication system including a user terminal, a relay station and a base station, and comprises the following operations: a configuring step of configuring a dedicated pilot, wherein the dedicated pilot is configured to measure parameters of a link from the relay station to the user terminal; an acquiring step of acquiring a first parameter value of a common pilot and a second parameter value of the dedicated pilot; a comparing step of comparing the first parameter value with the second parameter value; and a selecting step of selecting a resource processing manner according to the comparison result, wherein the resource processing manner comprises: a cooperation manner and/or a non-cooperation manner.

Method and device for selecting the resource processing manner

The present disclosure provides a coordinated scheduling method and system in coordinated multi-point transmission. The method includes: a central control cell of a region determines priorities of users to be scheduled in all coordinated cells according to user information from other coordinated cells in the region; the central control cell schedules users in each coordinated cell according to the determined priorities and informs a corresponding coordinated cell of the information on a user that is finally determined to be scheduled; and after receiving the scheduling information from the central control cell, the corresponding coordinated cell schedules a user in corresponding time and frequency resources. The present disclosure ensures performance of a user with the highest priority, further, considering the performance of the whole system, scheduling is performed in a scheduling stage according to a principle that the subsequent users to be scheduled should cause as little interference on the scheduled users as possible, therefore, the interference between scheduled users is effectively reduced, and the capacity of the system is greatly increased.

Coordinated scheduling method and system in coordinated multi-point transmission

The disclosure discloses a method for handover based on a radio resource allocation database. The method includes that the radio resource allocation database is constructed and dynamically maintained; after receiving a handover request from a User Equipment (UE), a Base Station (BS) determines in the database a Radio Access Technology (RAT) and the corresponding carrier frequency resources suitable for a current communication condition of the UE for the UE according to a handover reason in the handover request, and notifies the UE of information regarding the determined RAT and information regarding the corresponding carrier frequency resource; and the UE performs QoS verification on the RAT and the corresponding carrier frequency resources notified by the BS, and switches to the corresponding carrier frequency with the RAT notified by the BS when the QoS on the RAT and the corresponding carrier frequency resources is superior to that of current communication. Meanwhile, the disclosure further discloses a system for handover based on a radio resource allocation database. The disclosure improves a resource usage rate and the QoS of a current communication system. The disclosure enables the UE to complete the handover quickly, such that user experience is improved.

Method and system for handover based on radio resource allocation database

The present invention discloses a method for adaptively adjusting uplink and downlink bandwidth, which includes: a base station counting a usage status of the uplink and downlink bandwidth in a preset time, and obtaining a bandwidth amount &#x394;BWrequired to be coordinated of downlink bandwidth and a bandwidth amount &#x394;BWrequired to be coordinated of uplink bandwidth; the base station determining a direction, amount and location of the required change of the uplink and downlink bandwidth according to the obtained &#x394;BWand &#x394;BW; the base station carrying the determined direction, amount and location of the required change of the uplink and downlink bandwidth through residual ten bits in a logical channel message corresponding to a Physical Broadcast Channel (PBCH) and informing a terminal of the direction, amount and location. The present invention also discloses a device for adaptively adjusting the uplink and downlink bandwidth.

Method and device for adaptive adjusting uplink and downlink bandwidth

The present invention discloses a method for determining a radio frame bearing a multimedia broadcast multicast service notification message, including: a sending end configuring a Multicast Control Channel (MCCH) Modification Period (MCCHMP), a period coefficient (PeriodCoeff) and a notification message offset (NotificationOffset), and when a system frame number (SFN) modulo a ratio of the MCCHMP to the PeriodCoeff is equal to the NotificationOffset, a radio frame corresponding to a value of said SFN is the radio frame of sending the Multimedia Broadcast Multicast Service (MBMS) notification message. The present invention obtains the radio frame of sending the MBMS notification message by less MCCH information, so that the receiving and analyzing processes of the terminal save power.

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Shenzhen, China

Nan Zhao