Description
Correct a supplied device timestamp using a stated device-minus-reference offset.
Bench measurements require explicit signal units, calibration signs, geometry and reference conditions. Engineering strain differs from final-length ratio, secant stiffness differs from a material modulus, and nominal contact area differs from actual conductive contact. A supplied coefficient or certificate reference does not establish device validity.
Correct a supplied device timestamp using a stated device-minus-reference offset.
When to use this tool
Use Bench Device Clock Offset Correction when you already have deviceTimestampSeconds, deviceMinusReferenceOffsetSeconds and need to correct a supplied device timestamp using a stated device-minus-reference offset.
How to use the tool and how it works
- Enter deviceTimestampSeconds, deviceMinusReferenceOffsetSeconds. Use the units and conventions below.
- Run the tool. Correct any format, range, or cross-field input error before interpreting the output.
- Read referenceTimestampSeconds. Use the output convention below.
Return deviceTimestampSeconds-deviceMinusReferenceOffsetSeconds.1
| Input field | Meaning and units | Accepted input |
|---|---|---|
| deviceTimestampSeconds | Device Timestamp Seconds | Required. Finite number. |
| deviceMinusReferenceOffsetSeconds | Device clock minus reference clock; subtract this offset for correction. | Required. Finite number. |
| Output field | Interpretation | Returned shape |
|---|---|---|
| referenceTimestampSeconds | Reference Timestamp Seconds | Required. Finite number. |
{
"input": {
"deviceTimestampSeconds": 1000,
"deviceMinusReferenceOffsetSeconds": 2.5
},
"output": {
"referenceTimestampSeconds": 997.5
}
}Limitations and assumptions
- The offset sign is device time minus reference time. No synchronization, drift, timezone or actual event alignment is estimated.
- Inputs must satisfy both the field types and the cross-field conditions above. Invalid input causes an error; a successful false flag or documented placeholder is a different result.
- Numeric calculations use binary floating point unless exact decimal-integer arithmetic is explicitly stated. No hidden measurement tolerance or decimal rounding is added; nonfinite or out-of-contract results are rejected. Numeric signed-zero results are exported as zero.
Alternative or Complementary methods
Use verified instrument records, calibration data and a complete device/material model. Evaluate uncertainty, operating conditions and appropriate professional requirements before interpreting local ratios or labels as performance, fitness or safety.
References
Similar or alternative tools
- Sensor Zero Offset Correction
Subtract a measured zero offset from a supplied sensor reading.
- Device Signal Offset Recovery
Recover a supplied signal by subtracting its stated additive offset.