Tag Archives: modulating

Run-length limited code distributing method, modulating and demodulating method and device thereof

Application Number: 00118646Application Date: 2000.04.21Publication Number: 1274998Publication Date: 2000.11.29Priority Information: 1999/4/21 KR 14284/99; 1999/6/16 KR 22574/99; 1999/9/30 KR 42032/99International: G11B20/10;H03M7/46Applicant(s) Name: Samsung Electronics Co., Ltd.Address: Inventor(s) Name: Shim Chae-Seng;Won Yong-Gwang;Go Jong-WanPatent Agency Code: 11105Patent Agent: ma yingAbstract An allocating method of allocating a run length limited (RLL) code having enhanced direct current (DC) suppression capability,… Read More »

Method of using high speed chaotic code as phase modulating signal source of radar

Application Number: 00121377Application Date: 2000.07.25Publication Number: 1335516Publication Date: 2002.02.13Priority Information: International: G01S7/03;G06F7/58Applicant(s) Name: Beijing Wenting Science & Technology Development Co., Ltd.Address: Inventor(s) Name: Dong Yonghong;Yu DaohengPatent Agency Code: 11127Patent Agent: liu shichangAbstract The method includes the steps of: inputting selected non-linear equation and parameters capable of producing chaotic code; obtaining and outputting high speed chaotic… Read More »

Apparatus and method for modulating data information using orthogonal variable extended system digit code

Application Number: 00121700Application Date: 2000.05.31Publication Number: 1277526Publication Date: 2000.12.20Priority Information: 1999/5/31 KR 19813/99; 1999/8/30 KR 36383/99International: H04B7/26;H04Q7/32Applicant(s) Name: Korea Electronic Communication Research Inst.Address: Inventor(s) Name: Bang Seungchan;Kim Taechung;Kim ChaehungPatent Agency Code: 11105Patent Agent: ma yingAbstract A method for converting source data to a channel-modulated signal having a plurality of pairs of in-phase (I) and quadrature-phase… Read More »

Modulating method used for receiver

Application Number: 00121704Application Date: 2000.07.25Publication Number: 1283005Publication Date: 2001.02.07Priority Information: 1999/7/27 US 09/361,317International: H04B1/06;H04B7/26Applicant(s) Name: Lucent Technolofies Inc.Address: Inventor(s) Name: Lagef klischnamursh;Li Xiao-Dong;Shanka NalayanavamiPatent Agency Code: 11038Patent Agent: jiang shixunAbstract In a wireless communication system, the constellation mapping scheme employed may be changed on each time slot, so that the constellation used to encode the… Read More »

Modulating method used for transmitter

Application Number: 00121705Application Date: 2000.07.25Publication Number: 1283004Publication Date: 2001.02.07Priority Information: 1999/7/27 US 09/361,430International: H04B1/02;H04B7/26Applicant(s) Name: Lucent Technolofies Inc.Address: Inventor(s) Name: Lagef Klischnamursh;Li Xiao-Dong;Shanka NalayanasvamiPatent Agency Code: 11038Patent Agent: jiang shixunAbstract In a wireless communication system, the constellation mapping scheme employed may be changed on each time slot, so that the constellation used to encode the… Read More »

Multiple-scale digital signal modulating method

Application Number: 00124908Application Date: 2000.09.25Publication Number: 1344955Publication Date: 2002.04.17Priority Information: International: G02F1/00;G11B7/00Applicant(s) Name: Zhao YiAddress: Inventor(s) Name: Zhao YiPatent Agency Code: 00000Patent Agent: Abstract Light beam is decomposed into color spectral band based on optical chromatic dispersion principle. N switches in some modulating switch combinatino are used to control the pass of the N spectral… Read More »

Wideband digital signal modulating mehtod

Application Number: 00124909Application Date: 2000.09.25Publication Number: 1344956Publication Date: 2002.04.17Priority Information: International: G02F1/00;G11B7/00Applicant(s) Name: Zhao YiAddress: Inventor(s) Name: Zhao YiPatent Agency Code: 00000Patent Agent: Abstract Light beam is decomposed into color spectral band based on optical chromatic dispersion principle. N switches in some modulating switch combination are used to control the pass of the N spectral… Read More »

Method for improving user interface properties by using modulating user's detecting signals

Application Number: 00126389Application Date: 2000.09.12Publication Number: 1288339Publication Date: 2001.03.21Priority Information: 1999/9/14 US 09/395,911International: H04B7/005;H04Q7/22;H04Q7/32Applicant(s) Name: Lucent Technologies Inc.Address: Inventor(s) Name: Pengfei Zhu;Wang Lihua;Francis JiangPatent Agency Code: 11038Patent Agent: jiang shixunAbstract A method for adjusting the power of a probe signal to be transmitted by user equipment to system equipment of a wireless communication system. The… Read More »

Demodulator, modulator circuit and demodulating, modulating method

Application Number: 00105400Application Date: 2000.02.24Publication Number: 1265543Publication Date: 2000.09.06Priority Information: 1999/2/24 JP 45636/99International: H04L27/22Applicant(s) Name: NEC Corp.Address: Inventor(s) Name: Tamura KoichiPatent Agency Code: 72001Patent Agent: fu kangAbstract A demodulation circuit and a demodulation method can optimize sampling timing with achieving reduction of power consumption. A preliminarily known signal is inserted in the digital transmission signal… Read More »