Assignee
POSDATA CO LTD
KR·5 granted patents·30 pending applications·40 citations·filing 2005–2010
Top patents by PatentIndex Score
35 records- 0186US7649963B2Apparatus for estimating and compensating carrier frequency offset and data receiving method in receiver of wireless communication systemPOSDATA CO LTD·Filed 2006·Granted Jan 19, 2010·16 cites·12 claims
- 0277US7616679B2Method and apparatus for searching cells utilizing down link preamble signalPOSDATA CO LTD·Filed 2006·Granted Nov 10, 2009·8 cites·18 claims
- 0369US7586991B2Method and apparatus for calculating likelihood metric of a received signal in a digital communication systemPOSDATA CO LTD·Filed 2006·Granted Sep 8, 2009·5 cites·17 claims
- 0461US7639754B2Method of detecting a frame boundary of a received signal in digital communication system and apparatus of enabling the methodPOSDATA CO LTD·Filed 2006·Granted Dec 29, 2009·2 cites·13 claims
- 0558US8000888B2System and method for information supplying servicePOSDATA CO LTD·Filed 2005·Granted Aug 16, 2011·9 cites·24 claims
- 0653US2009016237A1Accounting apparatus and method in portable internet systemPOSDATA CO LTD·Filed 2007·Application pending·0 cites
- 0746US2010027698A1Apparatus and method for estimating channel in ofdm/ofdma based wireless communication systemPOSDATA CO LTD·Filed 2007·Application pending·0 cites
- 0846US2009313477A1Dvr server and method for controlling access to monitoring device in network-based dvr systemPOSDATA CO LTD·Filed 2007·Application pending·0 cites
- 0945US2009080422A1Header-compression packet processing method, mobile station, base station, and control station in wireless communication systemPOSDATA CO LTD·Filed 2008·Application pending·0 cites
- 1044US2010111005A1Apparatus and method for transmitting uplink signals in a wireless communication systemPOSDATA CO LTD·Filed 2007·Application pending·0 cites
- 1143US2010241919A1Method and apparatus for arq feedback in wireless communication systemPOSDATA CO LTD·Filed 2008·Application pending·0 cites
- 1242US2010029276A1Method and apparatus for performing handover in wireless telecommunication systemPOSDATA CO LTD·Filed 2007·Application pending·0 cites
- 1342US2009046607A1Automatic gain control apparatus and method in wireless telecommunication system based on time division duplexPOSDATA CO LTD·Filed 2007·Application pending·0 cites
- 1442US2009058475A1Apparatus and method for digital frequency up-conversionPOSDATA CO LTD·Filed 2007·Application pending·0 cites
- 1542US2010211629A1Expandable element management system in wireless communication networkPOSDATA CO LTD·Filed 2007·Application pending·0 cites
- 1642US2009034428A1Method and system for providing qos for mobile internet servicePOSDATA CO LTD·Filed 2007·Application pending·0 cites
- 1742US2009003505A1Apparatus and Method for Processing Oscillation Signals in Wireless Communication System Based TddPOSDATA CO LTD·Filed 2007·Application pending·0 cites
- 1842US2009193408A1Interface and method for interfacing element management server in wireless telecommunication systemPOSDATA CO LTD·Filed 2007·Application pending·0 cites
- 1942US2009161555A1Radio access station apparatus and method of controlling call in portable internet systemPOSDATA CO LTD·Filed 2006·Application pending·0 cites
- 2041US2009052596A1Decoder and decoding methodPOSDATA CO LTD·Filed 2007·Application pending·0 cites
- 2141US2010227548A1Repeater interface unit and signal converting method thereofPOSDATA CO LTD·Filed 2007·Application pending·0 cites
- 2241US2010073080A1Automatic gain control circuit and method for automatic gain controlPOSDATA CO LTD·Filed 2007·Application pending·0 cites
- 2341US2010165891A1Local signal generator for wireless telecommunication and local signal generation method and radio access system of wireless telecommunication system using the samePOSDATA CO LTD·Filed 2007·Application pending·0 cites
- 2439US2009042538A1Method for obtaining packet billing information based on session initiation protocolPOSDATA CO LTD·Filed 2007·Application pending·0 cites
- 2537US2008299983A1Apparatus and Method For Measuring Carrier-To-Interference-and-Noise Ratio Using Downlink PreamblePOSDATA CO LTD·Filed 2006·Application pending·0 cites
- 2636US2009262746A1Router and routing method for portable internet servicePOSDATA CO LTD·Filed 2007·Application pending·0 cites
- 2736US2011002286A1Method and apparatus for allocating data burstPOSDATA CO LTD·Filed 2010·Application pending·0 cites
- 2836US2009067346A1Method, apparatus, and system for controlling network entry of portable internet terminal, and portable internet terminalPOSDATA CO LTD·Filed 2007·Application pending·0 cites
- 2936US2009135892A1Apparatus and method for measuring carrier-to-interference-and-noise ratio of logical band using downlink preamblePOSDATA CO LTD·Filed 2006·Application pending·0 cites
- 3035US2009100262A1Apparatus and method for detecting duplication of portable subscriber station in portable internet systemPOSDATA CO LTD·Filed 2007·Application pending·0 cites
- 3135US2008318609A1Portable Terminal and Method for Determining a Frequency AssignmentPOSDATA CO LTD·Filed 2006·Application pending·0 cites
- 3232US2010165892A1Apparatus and method for implementing efficient redundancy and widened service coverage in radio access station systemPOSDATA CO LTD·Filed 2007·Application pending·0 cites
- 3331US2009310817A1Watermarking method, watermark checking method, watermarking device, and watermark checking devicePOSDATA CO LTD·Filed 2007·Application pending·0 cites
- 3430US2010228843A1Element management system in wireless communication networkPOSDATA CO LTD·Filed 2007·Application pending·0 cites
- 3530US2009231170A1Apparatus and method for digital frequency down-conversionPOSDATA CO LTD·Filed 2007·Application pending·0 cites
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →