Chorum Technologies LP

Organization

Richardson, TX, US

SEMICONDUCTORS & RELATED DEVICES
Business Address
1303 E ARAPAHO RD RICHARDSON TX 75081
Mailing Address
1303 E ARAPAHO ROAD RICHARDSON TX 75081
State Location
TX
State of Incorporation

Organizations

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Patents Grantslast 30 patents

Information Patent Grant
Dispersion-compensated optical wavelength router
- Patent number 6,690,846
- Issue date Feb 10, 2004
- Chorum Technologies LP
- Gan Zhou
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical interferometer for demultiplexing an optical signal
- Patent number 6,621,632
- Issue date Sep 16, 2003
- Chorum Technologies LP
- Gan Zhou
- G02 - OPTICS
Information Patent Grant
Optical add/drop wavelength switch
- Patent number 6,600,582
- Issue date Jul 29, 2003
- Chorum Technologies LP
- Jian-Yu Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Adjustable chromatic dispersion compensation
- Patent number 6,559,992
- Issue date May 6, 2003
- Chorum Technologies LP
- Gan Zhou
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System for dealing with faults in an optical link
- Patent number 6,545,779
- Issue date Apr 8, 2003
- Chorum Technologies LP
- Jian-Yu Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical wavelength add/drop multiplexer
- Patent number 6,545,783
- Issue date Apr 8, 2003
- Chorum Technologies LP
- Kuang-Yi Wu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical routing switch using symmetric liquid crystal cells
- Patent number 6,519,022
- Issue date Feb 11, 2003
- Chorum Technologies LP
- Ming Xu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Synchronous optical network in frequency domain
- Patent number 6,519,060
- Issue date Feb 11, 2003
- Chorum Technologies LP
- Jian-Yu Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Bandwidth variable wavelength router and method of operation
- Patent number 6,515,786
- Issue date Feb 4, 2003
- Chorum Technologies LP
- Tiejun Xia
- G02 - OPTICS
Information Patent Grant
Method and apparatus for wavelength multiplexing/demultiplexing
- Patent number 6,512,615
- Issue date Jan 28, 2003
- Chorum Technologies LP
- Kuang-Yi Wu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Temperature insensitive polarization filter
- Patent number 6,510,004
- Issue date Jan 21, 2003
- Chorum Technologies LP
- Kuang-Yi Wu
- G02 - OPTICS
Information Patent Grant
Compact tunable optical wavelength interleaver
- Patent number 6,498,680
- Issue date Dec 24, 2002
- Chorum Technologies LP
- Gan Zhou
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical wavelength router based on polarization interferometer
- Patent number 6,455,841
- Issue date Sep 24, 2002
- Chorum Technologies LP
- Gan Zhou
- G02 - OPTICS
Information Patent Grant
N×M digitally programmable optical routing switch
- Patent number 6,452,702
- Issue date Sep 17, 2002
- Chorum Technologies LP
- Kuang-Yi Wu
- G02 - OPTICS
Information Patent Grant
Dynamic gain equalizer for optical amplifiers
- Patent number 6,429,962
- Issue date Aug 6, 2002
- Chorum Technologies LP
- Ming Xu
- G02 - OPTICS
Information Patent Grant
Wide transmission optical comb filter with wide pass band and wide...
- Patent number 6,426,816
- Issue date Jul 30, 2002
- Chorum Technologies, LP
- Kuang-Yi Wu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Dispersion compensation for optical systems
- Patent number 6,396,609
- Issue date May 28, 2002
- Chorum Technologies, LP
- Chi-Hao Cheng
- G02 - OPTICS
Information Patent Grant
Acute twist nematic (ATN) liquid crystal device for optical communi...
- Patent number 6,353,467
- Issue date Mar 5, 2002
- Chorum Technologies Inc.
- Charles Wong
- G02 - OPTICS
Information Patent Grant
NxN switch array with polarization displacer
- Patent number 6,337,934
- Issue date Jan 8, 2002
- Chorum Technologies, Inc.
- Kuang-Yi Wu
- G02 - OPTICS
Information Patent Grant
Optical wavelength router
- Patent number 6,288,807
- Issue date Sep 11, 2001
- Chorum Technologies LP
- Kuang-Yi Wu
- G02 - OPTICS
Information Patent Grant
Programmable optical add/drop device
- Patent number 6,285,478
- Issue date Sep 4, 2001
- Chorum Technologies LP
- Jian-Yu Liu
- G02 - OPTICS
Information Patent Grant
Optical routing switch
- Patent number 6,275,312
- Issue date Aug 14, 2001
- Chorum Technologies LP
- Michael J. Derks
- G02 - OPTICS
Information Patent Grant
Optical wavelength router based on polarization interferometer
- Patent number 6,243,200
- Issue date Jun 5, 2001
- Chorum Technologies, Inc.
- Gan Zhou
- G02 - OPTICS
Information Patent Grant
Programmable optical multiplexer
- Patent number 6,208,442
- Issue date Mar 27, 2001
- Chorum Technologies, Inc.
- Jian-Yu Liu
- G02 - OPTICS
Information Patent Grant
Apparatus for wavelength demultiplexing using a multi-cavity etalon
- Patent number 6,208,444
- Issue date Mar 27, 2001
- Chorum Technologies Inc.
- Seng-Ieong Wong
- G02 - OPTICS
Information Patent Grant
Optical communication system having a liquid crystal routing switch
- Patent number 6,201,593
- Issue date Mar 13, 2001
- Chorum Technologies, Inc.
- Charles Wong
- G02 - OPTICS
Information Patent Grant
Tunable add/drop optical filter
- Patent number RE37044
- Issue date Feb 6, 2001
- Chorum Technologies, Inc.
- Kuang-Yi Wu
- 349 - Liquid crystal cells, elements and systems
Information Patent Grant
Multi-wavelength cross-connect optical network
- Patent number 6,175,432
- Issue date Jan 16, 2001
- Chorum Technologies Inc.
- Kuang-Yi Wu
- G02 - OPTICS
Information Patent Grant
Optical add/drop wavelength switch
- Patent number 6,166,838
- Issue date Dec 26, 2000
- Chorum Technologies, Inc.
- Jian-Yu Liu
- G02 - OPTICS
Information Patent Grant
Method and apparatus for wavelength multipexing/demultiplexing
- Patent number 6,163,393
- Issue date Dec 19, 2000
- Chorum Technologies Inc.
- Kuang-Yi Wu
- G02 - OPTICS

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Patents Applicationslast 30 patents

Information Patent Application
DISPERSION-COMPENSATED OPTICAL WAVELENGTH ROUTER AND CASCADED ARCHI...
- Publication number 20050025410
- Publication date Feb 3, 2005
- Chorum Technologies LP
- Gan Zhou
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Dispersion-compensated optical wavelength router
- Publication number 20040141685
- Publication date Jul 22, 2004
- Chorum Technologies LP, a Delaware corporation
- Gan Zhou
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
System and method for multiplexing and demultiplexing optical signa...
- Publication number 20030099433
- Publication date May 29, 2003
- Chorum Technologies LP
- Seng-leong Wong
- G02 - OPTICS
Information Patent Application
BANDWIDTH VARIABLE WAVELENGTH ROUTER AND METHOD OF OPERATION
- Publication number 20030030881
- Publication date Feb 13, 2003
- Chorum Technologies LP
- Tiejun Xia
- G02 - OPTICS
Information Patent Application
Optical harmonic equalization control systems and methods
- Publication number 20030020989
- Publication date Jan 30, 2003
- Chorum Technologies LP
- Yueai Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Optical equalization with beam counter-propagation
- Publication number 20030021011
- Publication date Jan 30, 2003
- Chorum Technologies LP
- Tizhi Huang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Programmable optical add/drop multiplexer
- Publication number 20010038479
- Publication date Nov 8, 2001
- Chorum Technologies LP
- Jian-Yu Liu
- G02 - OPTICS

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Trademarklast 30 trademarks

Information Trademark
76205003 - POLAR
- Serial number 76205003
- Filing date Feb 2, 2001
- Chorum Technologies LP
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
76201190 - POLARCAST
- Serial number 76201190
- Filing date Jan 29, 2001
- Chorum Technologies LP
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
76201195 - POLARSHIFT
- Serial number 76201195
- Filing date Jan 29, 2001
- Chorum Technologies LP
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
76201538 - POLARMODULE
- Serial number 76201538
- Filing date Jan 29, 2001
- Chorum Technologies LP
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
76201194 - POLARTUNE
- Serial number 76201194
- Filing date Jan 29, 2001
- Chorum Technologies LP
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
78020550 - TEKBASE
- Serial number 78020550
- Filing date Aug 10, 2000
- Chorum Technologies, Inc.
- 42 - Scientific and technological services and research and design relating thereto
Information Trademark
75713224 - POLARWAVE
- Serial number 75713224
- Registration number 2681520
- Filing date May 24, 1999
- Chorum Technologies Inc.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
75713225 - NEW OPTICS NEW NETWORKS
- Serial number 75713225
- Filing date May 24, 1999
- Chorum Technologies Inc.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
75713223 - OPTICAL SLICING
- Serial number 75713223
- Filing date May 24, 1999
- Chorum Technologies Inc.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
75713221 - SLICER
- Serial number 75713221
- Registration number 2715994
- Filing date May 24, 1999
- Chorum Technologies Inc.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
75475765 - CHORUM TECHNOLOGIES
- Serial number 75475765
- Registration number 2350741
- Filing date Apr 28, 1998
- Macro-Vision Communications, Inc.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
75474789 - CHORUM
- Serial number 75474789
- Registration number 2350737
- Filing date Apr 27, 1998
- Macro-Vision Communications, Inc.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments

Chorum Technologies LP

Organization

Business Address

Mailing Address

State Location

State of Incorporation

Patents Grantslast 30 patents

Dispersion-compensated optical wavelength router

Optical interferometer for demultiplexing an optical signal

Optical add/drop wavelength switch

Adjustable chromatic dispersion compensation

System for dealing with faults in an optical link

Optical wavelength add/drop multiplexer

Optical routing switch using symmetric liquid crystal cells

Synchronous optical network in frequency domain

Bandwidth variable wavelength router and method of operation

Method and apparatus for wavelength multiplexing/demultiplexing

Temperature insensitive polarization filter

Compact tunable optical wavelength interleaver

Optical wavelength router based on polarization interferometer

N&#x000D7;M digitally programmable optical routing switch

Dynamic gain equalizer for optical amplifiers

Wide transmission optical comb filter with wide pass band and wide...

Dispersion compensation for optical systems

Acute twist nematic (ATN) liquid crystal device for optical communi...

NxN switch array with polarization displacer

Optical wavelength router

Programmable optical add/drop device

Optical routing switch

Optical wavelength router based on polarization interferometer

Programmable optical multiplexer

Apparatus for wavelength demultiplexing using a multi-cavity etalon

Optical communication system having a liquid crystal routing switch

Tunable add/drop optical filter

Multi-wavelength cross-connect optical network

Optical add/drop wavelength switch

Method and apparatus for wavelength multipexing/demultiplexing

Patents Applicationslast 30 patents

DISPERSION-COMPENSATED OPTICAL WAVELENGTH ROUTER AND CASCADED ARCHI...

Dispersion-compensated optical wavelength router

System and method for multiplexing and demultiplexing optical signa...

BANDWIDTH VARIABLE WAVELENGTH ROUTER AND METHOD OF OPERATION

Optical harmonic equalization control systems and methods

Optical equalization with beam counter-propagation

Programmable optical add/drop multiplexer

Trademarklast 30 trademarks

76205003 - POLAR

76201190 - POLARCAST

76201195 - POLARSHIFT

76201538 - POLARMODULE

76201194 - POLARTUNE

78020550 - TEKBASE

75713224 - POLARWAVE

75713225 - NEW OPTICS NEW NETWORKS

75713223 - OPTICAL SLICING

75713221 - SLICER

75475765 - CHORUM TECHNOLOGIES

75474789 - CHORUM

N×M digitally programmable optical routing switch