# US 11,030,140 B2 · Bus network terminator > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 11,030,140 B2 - Document ID: US11030140B2 - Status: Granted - Kind: B2 - Application number: 15/570,611 - Filed: 2016-04-27 - Published: 2018-10-04 - Granted: 2021-06-08 - Earliest claimed: 2015-04-30 - Assignees: Eaton Intelligent Power Limited - Applicants: Frederic Vladimir Esposito - Inventors: Frederic Vladimir Esposito - Web page: https://patentgrep.com/patent/US11030140B2 ## CPC - G06F 13/4086: {Bus impedance matching, e.g. termination} - H04B 3/46: Monitoring; Testing - H04L 43/50: Testing arrangements - G06F: ELECTRIC DIGITAL DATA PROCESSING (computer systems based on specific computational models G06N) - H04B: TRANSMISSION - H04L: TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION (arrangements common to telegraphic and telephonic communication H04M) ## Abstract The present invention provides for an improved network bus terminator (4), and related bus networks and bus network segments/trunks (1), and comprising a bus network terminator (4) including bus network termination functionality and a diagnostic analyzer (20) and wherein the degree of diagnostic functionality provided within the terminator (4) can then, as with the terminator itself, be provided as an inherent feature of the segment/trunk (1), and thus also the bus network, and can comprise limited, simple but suitably effective diagnostic functionality, and which can be inherently suited to bus analysis during a commissioning, and/or initial deployment, phase and be provided in a cost-effective manner. ## Claims ### Claim 1 A bus network terminator having a termination functionality for a bus network, the bus network terminator comprising: a diagnostic analyzer configured to: identify whether data is present on a segment of the bus network, and identify a degree of data activity and/or a direction of transmission on the segment of the bus network; and a line impedance terminator offering an in-line diagnostic functionality; wherein the diagnostic analyzer and the line impedance terminator are integrated in a bus device of the bus network; and wherein the bus network terminator is configured to selectively initiate the termination functionality responsive to a location of the bus network terminator in the bus network. ### Claim 2 (depends on 1) A bus network terminator as claimed in claim 1, and configured to provide for analysis of a segment/trunk/line on-which it is located. ### Claim 3 (depends on 2) A bus network terminator as claimed in claim 2, wherein the said basic information comprises one or more of segment voltage, segment traffic and/or segment integrity. ### Claim 4 (depends on 1) A bus network terminator as claimed in claim 1, wherein the diagnostic analyzer comprises a basic, low-power microprocessor. ### Claim 5 (depends on 4) A bus network terminator as claimed in claim 4, wherein the microprocessor exhibits basic required electronics, to provide the required basic level of bus analysis. ### Claim 6 (depends on 1) A bus network terminator as claimed in claim 1, wherein the diagnostic analyzer is configured to analyse a trunk voltage condition. ### Claim 7 (depends on 6) A bus network terminator as claimed in claim 6, wherein the said diagnostic analyzer is configured to diagnose one or more of a high voltage condition, low voltage condition, a current condition, noise condition and/or unstable condition. ### Claim 8 (depends on 1) A bus network terminator as claimed in claim 1, wherein the diagnostic analyzer is configured to determine any one or more of data signal amplitude; data signal width; and signal stability/jitter. ### Claim 9 (depends on 1) A bus network terminator as claimed in claim 1 including an additional short-to-shield indication. ### Claim 10 (depends on 1) A bus network terminator as claimed in claim 1, and configured for indication of loss of isolation. ### Claim 11 (depends on 10) A bus network terminator as claimed in claim 10, and configured for indication of an impedance within a range from a few 100 KΩ to a short circuit condition. ### Claim 12 (depends on 1) A bus network terminator as claimed in claim 1 and including a user interface comprising an audio and/or visual output. ### Claim 13 (depends on 1) A bus network terminator as claimed in claim 1 and configured for remote accessibility. ### Claim 14 (depends on 1) A bus network terminator as claimed in claim 1 including a temperature indicator configured to indicate terminator temperature and/or local or ambient temperature. ### Claim 15 (depends on 1) A bus network terminator as claimed in claim 1 wherein the bus network terminator comprises a termination resistor in series with a termination capacitor. ### Claim 16 (depends on 1) A bus network terminator as claimed in claim 1, wherein the diagnostic analyzer is arranged to prove diagnostic analysis during commissioning of the bus network. ### Claim 17 A bus network segment including a bus network terminator having a termination functionality for a bus network, the segment comprising: a diagnostic analyzer configured to: identify whether data is present on the segment of the bus network, and identify a degree of data activity and/or a direction of transmission on the segment of the bus network; and a line impedance terminator offering an in-line diagnostic functionality; wherein the diagnostic analyzer and the line impedance terminator are integrated in a bus device of the bus network; wherein the bus network terminator is configured to selectively initiate the termination functionality responsive to a location of the bus network terminator in the bus network. ### Claim 18 (depends on 15) A bus network terminator as claimed in claim 15 wherein the bus network terminator comprises a disconnection switch in series with the termination resistor and termination capacitor.