Tag Archives: frequency

Reinforced video frequency program system and method for user simple information

Application Number  00129577 Application Date  2000.09.29 Publication Number  1291050 Publication Date  2001.04.11 Priority Information   1999/9/29 US 09/409,305   International Classification  H04N7/00;G06F15/173;H04L12/28   Applicant(s) Name  ACTV Co.   Address     Inventor(s) Name  Michael R. Abatu;Jeffry M. Hulinton;Carl R. Duda   Patent Agency Code  11219 Patent Agent  fang ting AbstractA file specifying a ''donut'' of… Read More »

Carrier frequency mixing cure instrument

Application Number  00129376 Application Date  2000.12.06 Publication Number  1357396 Publication Date  2002.07.10 Priority Information     International Classification  A61N5/02   Applicant(s) Name  Qin Tianqing   Address     Inventor(s) Name  Qin Tianqing;Zhao Chunming   Patent Agency Code  00000 Patent Agent   AbstractThe carrier frequency mixing cure instrument as one medical equipment to treat body's internal… Read More »

Video frequency coding method and video frequency coding appts.

Application Number  00128635 Application Date  2000.09.18 Publication Number  1344112 Publication Date  2002.04.10 Priority Information     International Classification  H04N7/32   Applicant(s) Name  Toshiba K.K.   Address     Inventor(s) Name  Tanigawa Masaeko;Nagai Go;Kikuike Yoshiko   Patent Agency Code  11038 Patent Agent  feng pu AbstractA method and equipment for video encode is disclosed. The input video… Read More »

Video frequency decoding and channel trapping system

Application Number  00128394 Application Date  2000.11.28 Publication Number  1298259 Publication Date  2001.06.06 Priority Information   1999/11/30 US 09/451,064   International Classification  H04N7/015;H04N5/14   Applicant(s) Name  Thomson Licensing Corp.   Address     Inventor(s) Name  Robert.N. Hester;Jr.   Patent Agency Code  11105 Patent Agent  shao eli AbstractA digital video decoding system receives packetized video data representing… Read More »

Improvement of video frequency response

Application Number  00128393 Application Date  2000.11.28 Publication Number  1298257 Publication Date  2001.06.06 Priority Information   1999/11/29 DE 19957365.4   International Classification  H04N5/44;H03J5/24   Applicant(s) Name  Deutsche Thomson-Brandt GmbH   Address     Inventor(s) Name  Hoermut. Sovig;Leinhad. Soteh   Patent Agency Code  11105 Patent Agent  lu xiaozhang AbstractFor optimum videotex data coding, for error-free functioning of… Read More »

Method for adjusting CPU frequency according to CPU availability

Application Number  00128243 Application Date  2000.12.18 Publication Number  1359041 Publication Date  2002.07.17 Priority Information     International Classification  G06F1/08   Applicant(s) Name  Legend (Beijing) Co., Ltd.   Address     Inventor(s) Name  Zhu Yongjin   Patent Agency Code  11127 Patent Agent  liu fang AbstractThe method for regualting CPU frequency according to the utilization rate of… Read More »

Frequency automatic corrector for CDMA multipath fading channel

Application Number  00128223 Application Date  2000.12.18 Publication Number  1333608 Publication Date  2002.01.30 Priority Information     International Classification  H04B1/16;H04J13/02   Applicant(s) Name  Inst. of Telecommunication Transmission, Ministry of Information Industry   Address     Inventor(s) Name  You Xiaohu;Zhang Yan;Wang Ling   Patent Agency Code  00000 Patent Agent   AbstractIn invented technical scheme, multipath energy window… Read More »

Frequency discrimination signal treating method and frequency discriminator adopting simplified maximum likelihood frequency difference

Application Number: 00121413Application Date: 2000.07.20Publication Number: 1335680Publication Date: 2002.02.13Priority Information: International: H03L7/085;H04L7/00Applicant(s) Name: Huawei Techn Co., Ltd.Address: Inventor(s) Name: Wang YinfengPatent Agency Code: 00000Patent Agent: Abstract The frequency discrimination signal treating method is a simplified one based on the maximum likelihood frequency difference estimating principle, and one frequency discriminator based on the simplified maximum likelihood… Read More »

Method and device based on inserting frequency pilot sign for evaluating SS/N ratio of communication system

Application Number: 00114113Application Date: 2000.03.11Publication Number: 1264969Publication Date: 2000.08.30Priority Information: International: H04B15/00;H04J13/00Applicant(s) Name: Zhongxing Communication Co., Ltd., Shenzhen CityAddress: Inventor(s) Name: Zhang Junfeng;Wang YuPatent Agency Code: 00000Patent Agent: Abstract A method based on inserting frequency pilot sign for evaluating the S/N ratio of communication syste mincludes compensating to frequency pilot sign, measuring the square of… Read More »

Automatic frequency control circuit

Application Number: 00124239Application Date: 2000.06.24Publication Number: 1279547Publication Date: 2001.01.10Priority Information: 1999/6/25 JP 180618/99International: H04B1/16;H04J13/02Applicant(s) Name: NEC Corp.Address: Inventor(s) Name: Hasegawa OsamuPatent Agency Code: 72001Patent Agent: li efeiAbstract In an AFC (Automatic Frequency Control) circuit, a frequency offset estimating circuit (11) produces a lock signal (102) if a calculated frequency error becomes smaller than a predetermined… Read More »

Quadrature frequency division multiplex diversing receiver

Application Number: 00118601Application Date: 2000.06.16Publication Number: 1305277Publication Date: 2001.07.25Priority Information: 1999/11/30 JP 340488/1999International: H04J11/00Applicant(s) Name: Toshiba K.K.Address: Inventor(s) Name: Seki Takashi;Aisawa MasamiPatent Agency Code: 11038Patent Agent: wang maohuaAbstract To provide an OFDM diversity receiver that can effectively conducts diversity so as to enhance error correction characteristic even when a specific carrier receives interference. SOLUTION: Reliability… Read More »

Device and method to provide keyboard input for video frequency game operation stage

Application Number: 00121608Application Date: 2000.07.20Publication Number: 1282937Publication Date: 2001.02.07Priority Information: 1999/7/28 US 09/362818International: G06F19/00Applicant(s) Name: International Business Machine Corp.Address: Inventor(s) Name: E.J. NersenPatent Agency Code: 72001Patent Agent: wang yueAbstract An apparatus and method allow a user to input alphanumeric information into a video game console by providing a keyboard that may be connected to the… Read More »

Frequency measurement and cycle measurement based integrated signal detection and processing method

Application Number: 00114254Application Date: 2000.05.08Publication Number: 1268666Publication Date: 2000.10.04Priority Information: International: G01N27/02;G01R23/02Applicant(s) Name: Hua'nan Univ. of Science & EngineeringAddress: Inventor(s) Name: Liu Guixiong;Kuang YongcongPatent Agency Code: 44201Patent Agent: sheng peizhenAbstract The present invention relates to the detection method of parameters such as temp. moisture etc. it mainly includes: (1) convert the change of resistance or… Read More »

High-accuracy high-resolution base frequency extracting method for speech recognization

Application Number: 00124711Application Date: 2000.09.13Publication Number: 1342968Publication Date: 2002.04.03Priority Information: International: G10L15/02Applicant(s) Name: Inst of Automization, Chinese Academy of SciencesAddress: Inventor(s) Name: Xu Bo;Zhang JianPatent Agency Code: 11021Patent Agent: liu xiujuanAbstract A high-precision high-resolution method for extracting base frequency in speech recognization includes such steps as FFT transformation of speech signals in frequency domain, harmonic… Read More »

Method and device for digital video frequency disk video frequency randomizer

Application Number: 00118604Application Date: 2000.06.16Publication Number: 1281220Publication Date: 2001.01.24Priority Information: 1999/6/25 US 09/344,745International: G11B20/10;G11B27/00Applicant(s) Name: IBM Corp.Address: Inventor(s) Name: K. E. Timitery;R. J. Miens;J. E. KoolakouskeyPatent Agency Code: 11038Patent Agent: feng xunAbstract When beginning the display of material on DVD one of a plurality of video programmes on the disc is automatically selected. A bit… Read More »

Synchronous device for compressed audio/video frequency signal receiver

Application Number: 00121663Application Date: 2000.07.21Publication Number: 1282068Publication Date: 2001.01.31Priority Information: 1999/7/21 US 09/358070International: G10L11/00;H04N5/04Applicant(s) Name: Thomson Licensing Corp.Address: Inventor(s) Name: F.M. DourandPatent Agency Code: 72001Patent Agent: wang yueAbstract A compressed audio/video receiver (200, 202, 206), includes circuitry (217-220 222) to measure the relative synchronization of decompressed audio and video signals. If audio and video signal… Read More »

Sound box frequency divider with high resolution and less distortion

Application Number: 00114268Application Date: 2000.05.16Publication Number: 1324205Publication Date: 2001.11.28Priority Information: International: H04R5/04Applicant(s) Name: He ChengguoAddress: Inventor(s) Name: He Chengguo;Huang ShangfeiPatent Agency Code: 44104Patent Agent: cai weiyiAbstract The invention overcomes the shortcomings in prior art technology such as: phase distortion, bass distortion, bass muddy, voice position blurring, tone distortion, base bass or ultra-bass serious deficiency and… Read More »

Radio frequency device used for multi-frequency bands radio communication device

Application Number: 00124747Application Date: 2000.09.14Publication Number: 1288271Publication Date: 2001.03.21Priority Information: 1999/9/15 US 09/396384International: H04B1/04Applicant(s) Name: Motorola, Inc.Address: Inventor(s) Name: Chen Yanguang;Daer Schvent;Michel LandhelPatent Agency Code: 11219Patent Agent: yu mangAbstract A radio frequency (RF) coupler apparatus suited for use in a multi-band wireless communication device, has a termination device and couplers. Each of the couplers has… Read More »

Biperiod superlattice and its application in laser frequency converter

Application Number: 00119006Application Date: 2000.10.11Publication Number: 1288275Publication Date: 2001.03.21Priority Information: International: H01S3/10Applicant(s) Name: Nanjing Univ.Address: Inventor(s) Name: Zhu Yongyuan;Zhu Shining;Qin YiqiangPatent Agency Code: 32204Patent Agent: chen jianheAbstract This super lattice with ferroelectric crystal as the host can provide two inverted lattice vectors used to martch the mismartch of frequency multiplication sum and frequency waves by… Read More »

Monolithic microwave integrated circuit-waveguide radio frequency transistion structure and correlation method

Application Number: 00121929Application Date: 2000.07.25Publication Number: 1284761Publication Date: 2001.02.21Priority Information: 1999/8/16 US 09/375,824International: H01P5/107Applicant(s) Name: The Bocing Co.Address: Inventor(s) Name: Johnathan B. Harker;Emilio A. SoffroPatent Agency Code: 11105Patent Agent: ma yingAbstract An RF transition structure for coupling energy propagating in a waveguide transmission line into energy propagating in a microstrip transmission line is provided. The… Read More »

High accuracy atom frequency marker intelligent compensating method and its device

Application Number: 00114607Application Date: 2000.06.01Publication Number: 1327305Publication Date: 2001.12.19Priority Information: International: H03L7/26Applicant(s) Name: Wuhan Inst. of Phsics and Mathematics, Chinese Academy of SciencesAddress: Inventor(s) Name: Shao Zuojian;Li KaizhenPatent Agency Code: 42001Patent Agent: huang ruitangAbstract The present invention relates to atom frequency marker technology. It order to improving the temperature characteristic and aging drift characteristic of… Read More »

Frequency expansion code testing method for byatt channel testing circuit, and ciruit thereof

Application Number: 00124755Application Date: 2000.09.13Publication Number: 1288308Publication Date: 2001.03.21Priority Information: 1999/9/14 JP 259705/1999International: H04J13/00;H04Q7/34Applicant(s) Name: NEC Corp.Address: Inventor(s) Name: Komeyama TsunePatent Agency Code: 11219Patent Agent: mu dejunAbstract To eliminate the need for timing control between base stations by means of a wide band CDMA system and to detect spreading codes, even if plural base stations… Read More »

Zero-voltage switch double-PWM frequency converter

Application Number: 00119526Application Date: 2000.07.28Publication Number: 1336716Publication Date: 2002.02.20Priority Information: International: H02M5/458Applicant(s) Name: Shanghai Xinyuan Variable Frequency Electrical Appliance Co., Ltd.Address: Inventor(s) Name: Chen GuochengPatent Agency Code: 31128Patent Agent: li gaodongAbstract The invention relates to a three-phase voltage type pulse width modulating (PWM) frequency transformer. The characteristics are: the intermediate link in main circuit is… Read More »

Video frequency signal treatment device and method

Application Number: 00122000Application Date: 2000.07.19Publication Number: 1281309Publication Date: 2001.01.24Priority Information: 1999/7/19 US 09/356160International: H04N5/445;H04N7/08Applicant(s) Name: Thomson Licensing Corp.Address: Inventor(s) Name: B. W. Beyers;A. H. DingvituPatent Agency Code: 72001Patent Agent: wu zengyongAbstract A television set having the option of displaying main and one or more auxiliary pictures, ratings control capability which includes means for an authorized… Read More »

Ultratvide frequency band metal organic compound magnetic material and ultrawide frequency band organic magnetic base material using same as base material

Application Number: 00116118Application Date: 2000.09.26Publication Number: 1346135Publication Date: 2002.04.24Priority Information: International: H01F1/00;H01F1/42Applicant(s) Name: Sichuan Normal Univ.Address: Inventor(s) Name: Lin Zhanru;Lin Yun;Gan JiuzhiPatent Agency Code: 51100Patent Agent: pu jiaweiAbstract The present invention relates to a kind of superwide frequency band metal organic compound magnetic material and its superwide frequency band organic magnetic base material using the… Read More »

Frequency deviation estimation method applicable to code division multiple address access system

Application Number: 00125036Application Date: 2000.09.05Publication Number: 1342004Publication Date: 2002.03.27Priority Information: International: H04J13/00Applicant(s) Name: Huawei Technology Co. Ltd.Address: Inventor(s) Name: Yang FangliangPatent Agency Code: 31100Patent Agent: zhang weiqiangAbstract The invention relates to estimating method for frequency deviation suitable to CDMA system. It is first to suppose that RAKE receiver in CDMA system separates M path signal… Read More »

Digital phase-locked loop method fo suppressing low frequency drift of clock

Application Number: 00119876Application Date: 2000.08.31Publication Number: 1325186Publication Date: 2001.12.05Priority Information: International: H03L7/08Applicant(s) Name: Zhongxing Communication Co., Ltd., ShenzhenAddress: Inventor(s) Name: He BanggangPatent Agency Code: 00000Patent Agent: Abstract The present invention relates to a digital phase-locked loop method capable of inhibiting clock low frequency wonder. Said method is characterized by that firstly, the higher phase-comparision frequency… Read More »

Dead-zone compensation method of frequency converter

Application Number: 00122378Application Date: 2000.09.06Publication Number: 1341989Publication Date: 2002.03.27Priority Information: International: H02M5/40;H02M5/458Applicant(s) Name: Huawei Electric Technology Co. Ltd., Shenzhen CityAddress: Inventor(s) Name: Liao HaipingPatent Agency Code: 44217Patent Agent: guo weigangAbstract The invention discloses a method to compensate the dead area of a transducer. A compound compensating method combining a current feed forward and a current… Read More »

Method and device for detecting weak signal of known frequency

Application Number: 00117306Application Date: 2000.07.28Publication Number: 1336721Publication Date: 2002.02.20Priority Information: International: H04B1/12;H04L27/38;H03F3/38Applicant(s) Name: Huawei Techn. Co., Ltd.Address: Inventor(s) Name: Li Yarui;Guo YibinPatent Agency Code: 00000Patent Agent: Abstract The method is to down conversion with local oscillator signal for weak signal to be detected with known frequency and another signal with same frequency to obtain two… Read More »

Tuner with at least no. one and no. two frequency band

Application Number: 00126283Application Date: 2000.07.10Publication Number: 1283896Publication Date: 2001.02.14Priority Information: 1999/7/13 DE 19932563.4International: H03J5/24;H04N5/50Applicant(s) Name: Philips Electronics N.V.Address: Inventor(s) Name: H.M. Van DewestPatent Agency Code: 72001Patent Agent: zhang zhichengAbstract The invention relates to a tuner with at least a first and a second frequency band and with means for effecting a switch-over between the frequency… Read More »