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Class Information
Number: 333/33
Name: Wave transmission lines and networks > Coupling networks > With impedance matching > Having long line elements
Description: Impedance matching networks and systems including a long line element.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7619490 |
Semiconductor device and adjusting method for semiconductor device |
Nov. 17, 2009 |
| 7619489 |
Semiconductor integrated circuit |
Nov. 17, 2009 |
| 7616058 |
Radio frequency power combining |
Nov. 10, 2009 |
| 7605673 |
Transformer for impedance-matching power output of RF amplifier to gas-laser discharge |
Oct. 20, 2009 |
| 7594105 |
Multilayer print circuit board |
Sep. 22, 2009 |
| 7583160 |
Broadband transmission line transformer |
Sep. 1, 2009 |
| 7583159 |
High power bipolar pulse generators with impedance transformation |
Sep. 1, 2009 |
| 7583168 |
Resonator |
Sep. 1, 2009 |
| 7579925 |
Adjusting a characteristic of a conductive via stub in a circuit board |
Aug. 25, 2009 |
| 7576629 |
Semiconductor device having signal line and reference potential planes separated by a vertical gap |
Aug. 18, 2009 |
| 7566952 |
On-chip circuit pad structure |
Jul. 28, 2009 |
| 7564695 |
Circuit connection structure and printed circuit board |
Jul. 21, 2009 |
| 7557679 |
Sealed microwave feedthrough |
Jul. 7, 2009 |
| 7557680 |
Apparatus for wideband transmission conversion from coplanar waveguide to parallel transmission line |
Jul. 7, 2009 |
| 7554418 |
Waveguide/strip line converter having a multilayer substrate with short-circuiting patterns therein defining a waveguide passage of varying cross-sectional area |
Jun. 30, 2009 |
| 7548143 |
Microwave module having converter for improving transmission characteristics |
Jun. 16, 2009 |
| 7548134 |
Transmission line transformer |
Jun. 16, 2009 |
| 7545243 |
Galvanic isolation mechanism for a planar circuit |
Jun. 9, 2009 |
| 7541888 |
Dual band coupled-line balanced-to-unbalanced bandpass filter |
Jun. 2, 2009 |
| 7531751 |
Method and system for an improved package substrate for use with a semiconductor package |
May. 12, 2009 |
| 7532085 |
Electronic device |
May. 12, 2009 |
| 7528675 |
Microstrip-type BALUN, broadcast receiving apparatus using the same and method of forming thereof |
May. 5, 2009 |
| 7504904 |
Printed-circuit impedance control using skewed reference mesh |
Mar. 17, 2009 |
| 7498897 |
Impedance matching circuit, and semiconductor element and radio communication device using the same |
Mar. 3, 2009 |
| 7498896 |
Waveguide to microstrip line coupling apparatus |
Mar. 3, 2009 |
| 7495522 |
Signal tranmission line having contact portion |
Feb. 24, 2009 |
| 7492146 |
Impedance controlled via structure |
Feb. 17, 2009 |
| 7492234 |
Printed circuit board |
Feb. 17, 2009 |
| 7482887 |
Multi-band tunable resonant circuit |
Jan. 27, 2009 |
| 7479841 |
Transmission line to waveguide interconnect and method of forming same including a heat spreader |
Jan. 20, 2009 |
| 7471174 |
Connection structure for coaxial connector and multilayer substrate |
Dec. 30, 2008 |
| 7463111 |
Semiconductor device |
Dec. 9, 2008 |
| 7463122 |
Compact via transmission line for printed circuit board and its designing method |
Dec. 9, 2008 |
| 7463112 |
Area efficient, differential T-coil impedance-matching circuit for high speed communications applications |
Dec. 9, 2008 |
| 7463110 |
Transition device between a waveguide and two redundant circuits coupled each to a coplanar line |
Dec. 9, 2008 |
| 7463109 |
Apparatus and method for waveguide to microstrip transition having a reduced scale backshort |
Dec. 9, 2008 |
| 7459987 |
Electrical adaption network with a transformation line |
Dec. 2, 2008 |
| 7456701 |
Flexible substrate and electronic equipment |
Nov. 25, 2008 |
| 7453338 |
Impedance-matching electrical connection apparatus for high-speed data communications system |
Nov. 18, 2008 |
| 7443272 |
Signal transmission structure, circuit board and connector assembly structure |
Oct. 28, 2008 |
| 7443265 |
Method for impedance matching between differential vias and transmission lines |
Oct. 28, 2008 |
| 7436268 |
Signal transmission structure, circuit board and connector assembly structure |
Oct. 14, 2008 |
| 7432778 |
Arrangement and method impedance matching |
Oct. 7, 2008 |
| 7432779 |
Transmission line impedance matching |
Oct. 7, 2008 |
| 7414492 |
Flexible microwave transmission line |
Aug. 19, 2008 |
| 7408423 |
Semiconductor device and adjusting method for semiconductor device |
Aug. 5, 2008 |
| 7408425 |
Differential signal termination block |
Aug. 5, 2008 |
| 7400213 |
System and method for configuring conductors within an integrated circuit to reduce impedance variation caused by connection bumps |
Jul. 15, 2008 |
| 7394337 |
Multilayer interconnection board |
Jul. 1, 2008 |
| 7391281 |
Method for suppressing resonant effect between capacitors connected in parallel |
Jun. 24, 2008 |
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