Skip to navigation
Skip to content

Patents


PATENTS APPROVAL AND APPLICATIONS
As at August 2012

Patent Approved

Applied Electromagnetics
  Title Staff Country
1 Apparatus and Method for Calibrating a Variable Phase Shifter Q Xue,
K C Wan 		USA patent approved,
No. US7,915,942B2
2 Apparatus and Method for Controlling the Output Phase of a VCO Q Xue,
K C Wan 		USA patent approved,
No. US8,138,841
3 Average Power Efficiency Enhancement and Linearity Improvement of Microwave Power Amplifiers W S Chan,
Q Xue,
C H Chan
K W Lau 		USA patent approved,
No. US7,932,782
4 Complementary Wideband Antenna / 互補寬帶天綫 K M Luk,
H Wong
 China patent approved,
No. ZL200610144463.0
5 Complementary Wideband Antenna K M Luk,
H Wong
 USA patent approved,
No. US7,843,389
6 High efficiency linear RF amplifier Q Xue,
C H Chan
T Y Yum,
 USA patent approved,
No. US7,224,222
7 Isolation Enhancement Technique for the Dual-polarized Probe-fed Patch Antenna K M Luk,
K L Lau
 USA patent approved,
No. US7,994,985B2
8 Library EasyCheck Machine /
圖書舘簡易借還機  		 K N Yung,
Y Fung,
H Ching,
S Y Tai,
S F Cheng,
Y H Pong,
M Cai,
S Y Chung,
K H Fok,
W T Luk		 China patent approved
No. ZL200930002647.8
9 Radiation source Q Xue,
K C Wan 		USA patent approved
No. US7,999,624
10 Stacked loop antenna H Wong,
K M Luk,
C H Chan,
Q Xue		 USA patent approved,
No. 7,456,798
11 System and Method for Railway Vehicle Detection K F Tsang,
L T Lee 		USA patent approved,
No. 20100033349
12 Wideband linearization and adaptive power management for microwave power amplifiers Q Xue,
K W Lau 		USA patent approved,
No. US7,893,771
13 Wideband patch antenna Q Xue,
H Wong,
C H Chin,
X Y Zhang
 USA patent approved,
No. US7,999,744B2
14 Wideband Patch Antenna with L-shaped Probe K M Luk,
Y L Yung,
C L Mak 		USA patent approved,
No. US6,593,887
15 Wideband Patch Antenna with Meandering Strip Feed /
帶有曲折形帶狀饋電的寬帶貼片天綫		 K M Luk,
H W Lai 		China patent approved,
No. ZL200510114252.8
16 Wideband Patch Antenna with Meandering Strip Feed K M Luk,
H W Lai 		USA patent approved,
No. US7,119,746
17 Wideband patch antenna with twin L-shaped probes /
具有雙L型探針的寛頻帶貼片天綫		 K M Luk,
C L Mak,
H Wong 		China patent approved,
No. ZL200410042927.8
18 Wideband Patch Antenna with Twin L-shaped Probes K M Luk,
C L Mak,
H Wong 		HK patent approved,
No. HK1089564
19 微波及毫米波四次諧波混頻器 Q Xue,
K M Shum,
C H Chan		 China patent approved,
No. ZL02107141.1
20 寬帶天綫 K N Yung,
H Wong,
P Y Lau
China patent approved,
No. ZL200610139681.5
21 微帶縫耦合半球形雙層介質諧振器天線 容啟寧 ,
陳如山 ,
王道祥 ,
錢志華 ,
莫磊 ,
樊振宏 		China patent approved,
No. ZL032592663

Computer Engineering
Title Staff Country
1 Apparatus for Three-Dimensional Display Peter Tsang USA patent approved,
No. US6,510,002
2 Compact Crypto-engine for Random Number and Stream Cipher Generation L M Cheng,
C K Chan,
C K Chan		 USA patent approved,
No. US7,003,109
3 Crypto-engine for Cryptographic Processing of Data L M Cheng,
T O Ngan,
K W Hau 		USA patent approved,
No. 7,634,666
4 Curve Tracing System H Yan USA patent approved,
No. US7,263,538
5 Method and Apparatus of Storage Allocation/ De-allocation in Object-oriented Programming Environment Anthony Fong USA patent approved,
No. US7,146,479
6 Method and Apparatus to Specify Access Control List and Cache Enabling and Cache Coherency Requirement Enabling on Individual Operands of an Instruction of a Computer Anthony Fong USA patent approved,
No. US6,292,879
7 Methods for Information Delivery over the Internet with Impact Prediction Peter Tsang HK patent approved,
No. HK1054664
8 Representation and extraction of biclusters from Data Arrays H Yan,
Alan Liew,
X C Gan,		 USA patent approved,
No. US7,849,088
9 Secure Control Transfer in Information System P L Mok,
Anthony Fong 		USA patent approved,
No. US7,487,507
10 Sequence Generator /
序列產生器		 L M Cheng,
C K Chan  		 China patent approved, No.ZL03122609.4
11 Sequence Generator and Method of Generating a Pseudo Random Sequence L M Cheng,
C K Chan 		USA patent approved,
No. US7,142,675
12 Specifying Branch Prediction for Operands Anthony Fong USA patent approved,
No. US6,941,444
13 用於隨機數和流密碼生成的小型密碼引擎 L M Cheng,
C K Chan,
C K Chan		 China patent approved,
No. ZL02106138.6
14 用于將多个視頻信号編碼成單个視頻信号的方法 Peter Tsang China patent approved,
ZL200910204667.2

Conductive Adhesive Technology
  Title Staff Country
1 Process for Assembly of Electronic Devices Y C Chan,
C W Tan 		UK patent approved,
No. GB2412790B

Control Systems and Power Electronics
Title Staff Country
1 Apparatus and Method for Providing Dimming Control of Lamps and Electrical Lighting Systems /
用于給灯和電子照明系統提供調光控制的裝置和方法		 Henry Chung
N M Ho,
Ron Hui 		China patent approved,
No. ZL200480000989.0
2
 Apparatus and Method for Providing Dimming Control of Lamps and Electrical Lighting Systems /
用于給灯和電子照明系統提供調光控制的裝置和方法		 Ron Hui,
Henry Chung,
N M Ho 		HK patent approved,
No. HK1076977
3 Apparatus and Method for Providing Dimming Control of Lamps and Electrical Lighting Systems Henry Chung,
N M Ho,
Ron Hui 		Japan patent approved,
No. 4531048
4 Apparatus and Method for Providing Dimming Control of Lamps and Electrical Lighting Systems Henry Chung,
N M Ho,
Ron Hui 		South Korea patent approved,
No. 10-1024179
5 Apparatus and Method for Providing Dimming Control of Lamps and E lectrical Lighting Systems Henry Chung,
N M Ho,
Ron Hui 		UK patent approved,
No. GB2405540.B
6 Apparatus and Method for Providing Dimming Control of Lamps and Electrical Lighting Systems Henry Chung,
N M Ho,
Ron Hui 		USA patent approved,
No. US7,411,359
7 Bi-directional Switched-capacitor Based Voltage Converter Henry Chung,
Ron Hui
 USA patent approved,
No. US6,304,068
8 Circuit Designs and Control Techniques for High Frequency Electronic Ballasts for High Intensity Discharge Lamps Ron Hui,
Henry Chung		 USA patent approved,
No. US7,119,494
9 Circuit Designs and Control Techniques for High Frequency Electronic Ballasts for High Intensity Discharge Lamps Ron Hui,
Henry Chung		 USA patent approved,
No. US7,521,873B
10 Dimmable Eelectronic Ballast Henry Chung,
Ron Hui,
T S Lee,
Eric Ho		 Europe patent approved,
No. EP1164819
11 Dimmable Eelectronic Ballast Henry Chung,
Ron Hui,
T S Lee,
Eric Ho		 France patent approved,
No. EP(FR)1164819
12 Dimmable Eelectronic Ballast Henry Chung,
Ron Hui,
T S Lee,
Eric Ho		 Germany patent approved,
No. EP(DE)1164819
13 Dimmable Eelectronic Ballast Henry Chung,
Ron Hui,
T S Lee,
Eric Ho		 Other countries in European Union (EU) patent approved,
No. EP(IT)1164819
14 Dimmable Eelectronic Ballast Ron Hui,
Henry Chung,
T S Lee,
Eric Ho		 UK patent approved,
No. EP(GB)1164819
15 Dimmable Eelectronic Ballast Ron Hui,
Henry Chung,
T S Lee,
Eric Ho		 USA patent approved,
No. US6,545,431
16 Dimmable Lighting System Henry Chung,
N M Ho 		Australia patent approved,
No. 2005291756
17 Dimmable Lighting System
可調光照明系統		 Henry Chung,
N M Ho 		China patent approved,
No. ZL200580033502.3
18 Dimmable Lighting Systems/
可調光照明系統		 Henry Chung,
N M Ho 		HK patent approved,
No. HK 1089614
19 Dimmable Lighting Systems Henry Chung,
N M Ho 		Singapore patent approved,
No. 130874
20 Dimmable Lighting Systems Henry Chung,
N M Ho 		UK patent approved,
No. GB2418786
21 Dimming Control of Electronic Ballasts Ron Hui,
Henry Chung		 USA patent approved,
No. US6,486,615
22 Electronic Control Method for a Planar Inductive Battery Charging Apparatus Ron Hui,
Henry Chung,
C K Lee,
W C Ho		 USA patent approved,
No. US8,228,025
23 Method and Apparatus for Suppressing Noise Caused by Parasitic Capacitance and/or Resistance in an Electronic Circuit or System Henry Chung
W T Yan 		USA patent approved,
No. US8,115,537
24 Output Compensator for a Regulator Henry Chung
W T Yan 		USA patent approved,
No. US8,169,201
25 Passive Lossless Snubber for Power Factor Corrector Henry Chung
T H Li 		USA patent approved,
No. US8,107,268B2
26 Phase-controlled Dimmable Electronic Ballast for Fluorescent Lamps with Very Wide Dimming Range /
具有極寬調光範圍的螢光燈 相控可調光電子鎮流器 		P C Tang,
Y H Lam,
Henry Chung,
Ron Hui		 China patent approved,
No. ZL02142472.1
27 Phase-controlled Dimmable Electronic Ballast for Fluorescent Lamps with Very Wide Dimming Range P C Tang,,
Y H Lam,
Henry Chung,
Ron Hui		 USA patent approved,
No. 7304439
28 Queue-based Active Queue Management Process Ron Chen,
Sammy Chan,
K T Ko,
J S Sun,
M Zukerman 		USA patent approved,
No. 7,706,261
29 Single Sensor Control of Power Converters Ron Hui,
Henry Chung		 USA patent approved,
No. US6,580,275
30 Voltage sensorless control of power converters Ron Hui,
Henry Chung,		 USA patent approved,
No. US6,297,621
31 可調光式電子鎮流器 Ron Hui,
Henry Chung,
T S Lee		 China patent approved,
No. ZL01129403.5
32 高輝度放電 ランプ 用 の 高周波電子安定器 の 新 しい 回路設計 および 制御技術 Ron Hui,
Henry Chung		 Japan patent approved,
No. 3839729
33 熒光灯的調光控制裝置與方法 Ron Hui,
Henry Chung		 China patent approved, No. ZL02103113.4
34 一種四階網格狀多環面混沌電路及其使用方法 呂金虎,
禹思敏,
陳關榮		 China patent approved,
No. ZL200510086638.2
35 一種渦卷混沌信號發生器 呂金虎,
禹思敏,
陳關榮		 China patent approved,
No. ZL200510086603.9

Networking
  Title Staff Country
1 Method and Apparatus for Calculating an SSD and Encoding a Video Signal L M Po,
K Guo		 USA patent approved,
No. US8,019,804
2 Method and Apparatus for Multiview Video Coding L M Po,
K M Wong,
K W Cheung,
K H Ng,
Y Liu		 USA patent approved,
No. US2012/0114036A1
3 Method and Apparatus for Zoom Motion Estimation L M Po,
K M Wong,
K W Cheung,
K H Ng,
Y Liu		 USA patent approved,
No. US8,170,110B2
4 Motion Estimation Method L M Po,
K H Ng		 USA patent approved,
No. US8,055,025

Optoelectronics
  Title Staff Country
1 Doped Polymeric Optical Waveguide Amplifiers Edwin Pun,
W H Wong 		USA patent approved,
No. US7,826,133
2 Optical fiber
光纖 		K S Chiang,
V Rastogi		 China patent approved,
No. ZL03137030.6
3 Optical Fiber K S Chiang,
V Rastogi 		USA patent approved ,
No. US7,711,227
4 Optical Fibre for Ultra-high Capacity Transmission K S Chiang,
V Rastogi		 USA patent approved,
No. US6,768,851

 

Patent Filed

Applied Electromagnetics
Title Staff Country Date
1 A Dielectric Loaded Elliptical Helix Antenna K N Yung,
H Wong,
W Che,
P W Chan		 USA patent filed,
No.: 12/974,810		 Dec 2010
2 A Novel Cuboid Dielectric Loaded lliptical Helix Antenna for RFID Systems K N Yung,
P W Chan,
H Wong,
W Q Che 		USA patent filed,
No.: IPC/PA/164/1/08 		Jan 2008
3 A Unidirectional Antenna Composed of a Dipole and a Loop K N Yung,
H Wong,
P W Chan		 USA patent filed,
No. 12/257,111		 Oct 2008
4 Aesthetic Dielectric Resonator Antennas for Decorations K W Leung,
X Fang,
E H Lim		 USA patent filed,
No. 61/607,534		 Mar 2012
5 An Elliptically or Circularly Polarized Dielectric Block Antenna K W Leung,
Y Pan,
K Lu		 USA patent filed,
No. 13/071,714		 Mar 2011
6 An Isolation Enhancement Technique for the Dual-polarized Probe-fed Patch Antenna
用于双极化探針饋电貼片天綫的隔離增强技術		 K M Luk,
K L Lau 		China patent filed,
No. 201010186871.9 		May 2010
7 Average Power Efficiency Enhancement and Linearity Improvement of Microwave Power Amplifiers W S Chan,
Q Xue,
C H Chan,
K W Lau		 China patent filed,
No. 200880124418.6 		Jul 2010
8 Electronic Apparatus with Connection Cable and Earphone/Ear Plug Management Q Xue USA patent filed,
No.: 13/366,531		 Feb 2012
9 Light Transmissible Resonators for Circuit and Antenna Applications K W Leung,
E H Lim		 USA patent filed,
No. 12/624,562		 Nov 2009
10 Method of call admission control and bandwidth allocation for WiMAX L T Lee,
H Y Tung,
K L Lam,
K F Tsang,
K T Ko		 USA patent filed,
No. 12346704		 Dec 2008
11 Multiple-way Ring Cavity Power Combiner and Divider K Song,
Q Xue,
USA patent filed,
No. 13/109,305		 May 2011
12 Omnidirectional Circularly Polarized Dielectric Antenna K W Leung,
Y Pan		 USA patent filed,
No. 13/495,462		 Jun 2012
13 Solar Energy Collection Antennas/
太陽能收集天綫 		K W Leung,
E H Lim 		China patent filed,
No. 201110104398.X		 Apr 2011
14 Solar Energy Collection Antennas/
太陽能收集天綫 		K W Leung,
E H Lim 		China patent filed,
No. 201110104400.3		 Apr 2011
15 Solar Energy Collection Antennas K W Leung,
E H Lim 		USA patent filed,
No. 12/764,521 		Apr 2010
16 Solar Energy Collection Antennas K W Leung,
E H Lim 		USA patent filed,
No. 12/764,534 		Apr 2010
17 Wideband Active Quasi-Circulator W Y Mung,
W S Chan 		USA patent filed,
No. 13/097,583		 Apr 2011
18 Wideband Circularly Polarized Patch Antenna with Compact Size/
寛带圆极化贴片天线		 X. Tang
Q Xue
H. Wong 		China patent filed,
No. 201110159803.8		 Jun 2011
19 用于電路及天綫應用的光可發射諧振器 K W Leung,
E H Lim 		China patent filed,
No. 201010569660.3		 Nov 2010
20 橢圓偏振或圓偏振電介質塊天綫 K W Leung,
Y Pan,
K Lu		 China patent filed,
No. 201210052844.1		 Feb 2012
21 用于双极化探針饋电貼片天綫的隔離增强技術 K M Luk,
K L Lau		 China patent filed,
No. 201010186871.9		 May 2010
22 寛带圆极化贴片天线 X Tang,
Q Xue,
H Wong		 China patent filed,
No. 201110159803.8		 Jun 2011
23 偶极子天綫與具有該天綫的射頻識別标簽及射頻識別系統 K N Yung,
P Y Lau,
K O Yung		 China patent filed,
No. 200810144866.4		 Jul 2008

Computer Engineering
Title Staff Country Date
1 Apparatus for three dimensional and two dimensional switchable display Peter Tsang USA patent filed,
No. 13/155,670		 Jun 2010
2 Audio Spatial Effect Enhancement Peter Tsang USA patent filed,
No. 12/756,586 		Apr 2010
3 Automatic Switching of a Multi-Mode Projector Display Screen for Displaying Three-Dimensional and Two-Dimensional Images Peter Tsang USA patent filed,
No. 13/422,758		 Mar 2012
4 Computer Implemented Method for Generating Binary Holograms Peter Tsang,
W K Cheung		 USA patent filed,
No. 12/728,528		 Mar 2010
5 Digital Chip and Method of Operation Thereof L M Cheng USA patent filed,
No. 12/710,525 		Feb 2010
6 Fast Generation of Holograms Peter Tsang,
W K Cheung 		USA patent filed,
No. 61/377,288 		Aug 2010
7 Fast Generation of Holograms Peter Tsang,
W K Cheung 		USA patent filed,
No. 13/185,473		 Jul 2011
8 Generating Full-Parallax Digital Holograms Peter Tsang USA patent filed,
No. 13/554,663		 Jul 2012
9 Image processing apparatus and methods Michael Yang,
H Yan,
Alan Liew		 Europe patent filed,
No. 03251050.5		 Feb 2003
10 Method and Apparatus for Display of Three Dimensional Images Peter Tsang,
W C Situ,
W K Cheung 		USA patent filed,
No. 12/756,644 		Apr 2010
11 Method and Apparatus for Generating Aerial Display of 3D Images from a Single 2D Image or a Sequence of 2D Images Peter Tsang,
 USA patent filed,
No. 13/155,634		 Jun 2011
12 Method for Generating Multi-view Images from a Single Image Peter Tsang International patent filed,
No. PCT/IB2010/053373		 Jul 2010
13 Methods for Creating and Displaying Two and Three Dimensional Images on a Digital Canvas Peter Tsang USA patent filed,
No. 12/900,753		 Oct 2010
14 Methods for Modeling and Analysis of Interface between Point Patterns W Zhou,
H Yan		 USA patent filed,
No. 13/188,598		 Jul 2011
15 Power Quality Meter and Method of Waveform Analysis and Compression C F Tse,
W H Lau		 USA patent filed,
No. 12/940,149		 Nov 2010
16 在數字畫布上生成並顯示二維和三維圖像的方法 Peter Tsang
 China patent filed,
No. No. 201010566488.6 		Nov 2010

Control Systems and Power Electronics
Title Staff Country
1 A DC Link Module for Reducing DC Link Capacitance Henry Chung,
H Wang 		International patent filed,
No.: PCT/CN2011/076955		 Jul 2011
2 A System and Method for Estimating Component Parameters Henry Chung,
N Chen		 USA patent filed,
No. 13/532,900		 Jun 2012
3 An Apparatus or Circuit For Driving A DC Powered Lighting Equipment Henry Chung,
N Chen		 USA patent filed,
No. 13/505,483		 May 2012
4 Apparatus for Emulating the Ignition Process of a Gas Discharge Lamp for Retrofit Lamp Henry Chung,
N Chen		 USA patent filed,
No. 13/530,544		 Jun 2012
5 Dimming Control of Electronic Ballasts Ron Hui,
Henry Chung		 Europe patent filed,
No. 00310431.2		 Nov 2000
6 Driver Circuit for Powering a DC Lamp in a Non-DC Lamp Fitting Henry Chung,
N Chen		 International patent filed,
No. PCT/CN2012/076375		 Jun 2012
7 A Driver Circuit for Powering a DC Lamp in a Non-DC Lamp Fitting Henry Chung,
N Chen 		USA patent filed,
No.: 13/150,435		 Jun 2012
8 Electronic Control Method for a lanar Inductive Battery Charging Apparatus Ron Hui,
Henry Chung,
C K Lee,
W C Ho,		 China patent filed,
No. 200880124296.0 		Jul 2010
9 An Energy-Recycling Burn-In Apparatus for Electronic Ballasts and a Method of Burning-In Electronic Ballasts Henry Chung,
N Chen 		USA patent filed,
No. 13/150,452		 Jun 2011
10 Method and Apparatus for Suppressing Noise Caused by Parasitic Inductance and/or Resistance in an Electronic Circuit or System Henry Chung,
W T Yan		 USA patent filed,
No. 12/435,954		 May 2009
13 Novel Circuit Designs and Control Techniques for High Frequency Electronic Ballasts for High Intensity Discharge Lamps
用於高強度氣体放電燈的高頻電子鎮流器的新穎電路設計和控制技術		 Ron Hui,
Henry Chung		 China patent filed,
No. 02102823.0		 Jan 2002
14 Novel Circuit Designs and Control Techniques for High Frequency Electronic Ballasts for High Intensity Discharge Lamps Ron Hui,
Henry Chung		 Europe patent filed,
No. 02250283.5		 Jan 2002
15 Novel Circuit Designs and Control Techniques for High Frequency Electronic Ballasts for High Intensity Discharge Lamps
高亮度放電燈高頻電子鎮流器的新電路設計和控制技術		 Ron Hui,
Henry Chung		 HK patent filed,
No. 02109346.0		 Dec 2002
14 Reduction of DC-Link Capacitance Using Series Voltage Compensators Henry Chung,
H Wang		 Taiwan patent filed,
No. 101124412		 Jul 2012

Networking
Title Staff Country Date
1 Bit Rate Estimation in Data or Video Compression L M Po,
M G Sarwer 		USA patent filed,
No. 12/039,904 		Feb 2008
3 Method and Apparatus for Zoom Motion Estimation
缩放运动估计的方法和装置 		L M Po,
K M Wong,
K W Cheung,
K H Ng,
Y Liu 		China patent filed,
No. P030ECE 		Dec 2009

Optoelectronics
Title Staff Country Date
1 Method for Fabricating Buried Ion-exchanged Waveguides Using Field Assisted Annealing Edwin Pun,
K Liu		 USA patent filed,
No. 11/132,359		 May 2005
Last updated : 15 May 2013