Inventor
Ronald A. Spanke
Inventor
Wheaton, IL, US
Overview
Patents· 24 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Qprimary
H04QSelecting36%
H04LTransmission of digital information, e.g. telegraphic communication34%
H04JMultiplex communication15%
H04WWireless communication networks8%
G02BOptical elements, systems or apparatus2%
G06FElectric digital data processing2%
H03KPulse technique2%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests2%
PatentTitleYear
5,953,330'Communication switch'19995,691,985'System and method for increasing throughput of inter-network gateways using a hardware assist engine'19975,572,350'Method and apparatus to compensate for differential attenuation in an optical time slot interchanger'19965,473,604'Method for avoiding node overload in a packet switching network'19955,452,297'Access switches for large ATM networks'19955,438,565'Packet switch to provide code division, multiple access cellular service'19955,434,853'System and method for providing soft handoff of a cellular mobile-to-mobile call'19955,434,854'System for communicating digital cellular data between a cell site and a switching system or another cell site'19955,428,609'STM-to-ATM converters'19955,428,607'Intra-switch communications in narrow band ATM networks'19955,426,636'ATM distribution networks for narrow band communications'19955,422,882'ATM networks for narrow band communications'19955,402,256'Optical time slot interchanger apparatus and method of operation'19955,390,175'Inter-cell switching unit for narrow band ATM networks'19955,363,369'System for inter packet community communication'19945,287,347'Arrangement for bounding jitter in a priority-based switching system'19945,280,470'Bandwidth and congestion management in accessing broadband ISDN networks'19945,278,969'Queue-length monitoring arrangement for detecting consistency between duplicate memories'19945,233,606'Arrangement for controlling shared-buffer-memory overflow in a multi-priority environment'19935,115,426'Broadband ISDN packet switching arrangements'19925,115,427'Arrangements for switching multiple packet types combined in a single packet stream'19924,899,335'Self routing packet switching network architecture'19904,891,803'Packet switching network'19904,787,692'Electro optical switch architectures'1988Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1988–1990Patents assigned to AMERICAN TELEPHONE & TELEGRAPH (3)· patent assignee history
1988–1999Based in Wheaton, IL, US· patent location history
1990–1994Patents assigned to AT & T BELL LAB (8)· patent assignee history
1995Patents assigned to AT & T CORP (11)· patent assignee history
1996–1999Patents assigned to LUCENT TECHNOLOGIES INC (3)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| AT & T CORP | 11 | 1995 |
| AT & T BELL LAB | 8 | 1990–1994 |
| AMERICAN TELEPHONE & TELEGRAPH | 3 | 1988–1990 |
| LUCENT TECHNOLOGIES INC | 3 | 1996–1999 |
Locations
| Location | Patents | Span |
|---|---|---|
| Wheaton, Illinois, US | 24 | 1988–1999 |