Yun Zhang

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Wheeling, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Predicting performance of telephone lines for data services
- Patent number 7,263,174
- Issue date Aug 28, 2007
- Teradyne, Inc.
- Kurt E. Schmidt
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Predicting performance of telephone lines for data services
- Patent number 6,895,081
- Issue date May 17, 2005
- Teradyne, Inc.
- Kurt E. Schmidt
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method of performing non-interactive resistive fault location
- Patent number 6,590,962
- Issue date Jul 8, 2003
- Teradyne, Inc.
- David J. Groessl
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for qualifying loops for data services
- Patent number 6,385,297
- Issue date May 7, 2002
- Teradyne, Inc.
- Roger Faulkner
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Fast and noise-insensitive load status detection
- Patent number 5,881,130
- Issue date Mar 9, 1999
- Teradyne, Inc.
- Yun Zhang
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Predicting performance of telephone lines for data services
- Publication number 20050135566
- Publication date Jun 23, 2005
- Teradyne, Inc.
- Kurt E. Schmidt
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
METHOD AND APPARATUS FOR QUALIFYING LOOPS FOR DATA SERVICES
- Publication number 20010012333
- Publication date Aug 9, 2001
- ROGER FAULKNER
- H04 - ELECTRIC COMMUNICATION TECHNIQUE