| Patent Number |
Title Of Patent |
Date Issued |
| 8300676 |
Apparatus and method for communication |
October 30, 2012 |
| A communication apparatus generates a digital detection signal including a plurality of time symbols by digital-converting a detection signal corresponding to a received signal, estimates an average power value of the detection signal by calculating average power of the digital detec |
| 8243624 |
Routing table generation, data transmission and routing route formation method for multi-hop ser |
August 14, 2012 |
| Provided are a routing table generating method, a data transmission method, and a routing route formation method for multi-hop communication in high rate wireless personal networks. In a high rate WPAN environment including a plurality of piconets, a piconet controller (PNC), which p |
| 8165254 |
Apparatus and method for receiving signal for extent limitation of timing synchronization in MB- |
April 24, 2012 |
| The present invention relates to an apparatus and a method for receiving signal for extent of timing synchronization in MB-OFDM UWB System. The invention divides the digital samples completed of sampling twice as much as minimum sampling clock required to restore the MB-OFDM received sig |
| 8134948 |
Resource allocation method and apparatus in distributed MAC for wireless personal area networks |
March 13, 2012 |
| A method for allocating distributed Medium Access Control (MAC) resources in a Wireless Personal Area Network (WPAN) includes calculating an acknowledgement overhead; calculating a Medium Access Slot (MAS) overhead depending on a payload length of a frame; calculating a transfer rate; |
| 8059626 |
Optimum resource allocation method and system in medium access control of distribute scheme in w |
November 15, 2011 |
| Provided is an optimum resource allocation method in distributed medium access control in a wireless personal area network, including: defining needed parameters in advance; calculating an overhead AckOverhead needed for an acknowledgement policy and calculating an overhead MasOverhead |
| 8013651 |
Signal converter for wireless communication and receiving device using the same |
September 6, 2011 |
| The present invention relates to a signal converting device and receiving device in a wireless communication system. The receiving device of the wireless communication system includes a differential signal converter for receiving a single ended radio frequency signal and converting it |
| 8000397 |
Method and apparatus for acquiring OFDM synchronization |
August 16, 2011 |
| Provided is a method and apparatus for acquiring OFDM synchronization even when it fails to detect a plurality of symbols at an initial stage. In the method, a frequency is adjusted to a first frequency band and a cross correlation value between a received preamble symbol and a preset |
| 7953199 |
Synchronization error tracking device and method thereof |
May 31, 2011 |
| Provided is a synchronization error tracking device and method. The method and system estimates and corrects the synchronization error generated by time and frequency offsets during the data transmission interval and uses a module designed for initial synchronization or channel estim |
| 7831649 |
Method for transforming data by look-up table |
November 9, 2010 |
| Provided is a method for transforming data using a look-up table. The method includes the steps of: (a) mapping pre-processed input binary data to a constellation diagram divided into four quadrants to output a first complex number; (b) performing addition/subtraction operations between |
| 7821349 |
Cascode amplifier and differential cascode voltage-controlled oscillator using the same |
October 26, 2010 |
| Provided is a differential cascode voltage-controlled oscillator that can reduce a phase noise by the use of a quality factor enhancement technique with negative conductance and can mitigate a ground-caused noise effect by the use of a cascode connection technique. The differential casco |
| 7760689 |
Method and apparatus for generating link quality indicator information in MB-OFDM UWB system |
July 20, 2010 |
| It is possible to intuitively determine whether to control transmission power of a current data transmission rate mode or to change the data transmission rate mode by extracting an automatic gain controller (AGC) index after driving algorithm of an AGC, recognizing a channel clear as |
| 7693924 |
2N-point and N-point FFT/IFFT dual mode processor |
April 6, 2010 |
| A 2N-point and N-point FFT/IFFT dual mode processor is provided. The processor includes a butterfly operator, the first and second MUXs, and the first and second N-point FFT processors. The butterfly operator receives 2N data and butterfly-operates on the received 2N data when receiv |
| 7624214 |
Resource allocation method in a PCA period of MBOA MAC |
November 24, 2009 |
| A resource allocation method for performing resource competition between protocols based on a protocol in a home network environment using multiple protocols is provided. In the resource allocation method, a request of using a resource is received from an external device. An AIFS val |
