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SPREADTRUM COMM INC

Overview
  • Total Patents
    40
About

SPREADTRUM COMM INC has a total of 40 patent applications. Its first patent ever was published in 2004. It filed its patents most often in China, United States and EPO (European Patent Office). Its main competitors in its focus markets telecommunications, environmental technology and basic communication technologies are St ericsson semiconductor beijing co ltd, PERFECT SENSE INC and ISCO INT LLC.

Patent filings in countries

World map showing SPREADTRUM COMM INCs patent filings in countries
# Country Total Patents
#1 China 24
#2 United States 15
#3 EPO (European Patent Office) 1

Patent filings per year

Chart showing SPREADTRUM COMM INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Xu Baikui 11
#2 Dong Yu 9
#3 Dong Xiaojian 8
#4 Shen Xuqiang 8
#5 Xu Dian 8
#6 Cao Qiang 8
#7 Tao Wu 5
#8 Yanshan Shi 5
#9 Wu Tao 4
#10 Cheng Jian 4

Latest patents

Publication Filing date Title
CN104619046A Mobile communication terminal
CN104617979A Mobile communication method
CN104618977A Data transmission mode adjustment method and mobile communication terminal
CN104618928A Air interface signaling interaction method, LTE physical layer, and mobile communication terminal
CN104618939A Method for realizing second generation telecommunication (2G)/3G circuit domain calling service in long term evolution (LTE) packet switched (PS) connection status
CN104618884A Method for enabling 2G/3G cell location update in LTE PS connection state
CN104618527A Antenna switching device and mobile communication terminal
CN104618975A Method for implementing 2G/3G circuit domain called service in LTE (Long Term Evolution) PS (Packet Switched) connection state
CN102571272A Method and device for receiving service data in communication system, and baseband chip
CN102436812A Conference recording device and conference recording method using same
CN102573022A Method and device for saving power for mobile terminal
CN101499878A HSDPA medium and high order modulated uplink signaling transmission method for TD-SCDMA system
CN101500266A Stochastic signature sequence allocation method in enhanced FACH base on multiple frequency points
CN101398478A Differential GPS positioning method and system
CN101399796A Method and device for received frame processing for time division system
CN101400123A Method and system for obtaining GPS standard time by terminal in synchronous communication system
CN101399601A Time division system frame construction, setting method, processing method and device thereof
CN101399602A Time division system frame, setting method, processing method and device thereof
CN101400178A GSM/TD-SCDMA double-mode terminal chip of single chip single DSP structure
CN101399587A Base station transmission method and device in communication system