diff --git a/src/isolator/hei_isolation_chip.cpp b/src/isolator/hei_isolation_chip.cpp
new file mode 100644
index 0000000..ef40564
--- /dev/null
+++ b/src/isolator/hei_isolation_chip.cpp
@@ -0,0 +1,30 @@
+#include <isolator/hei_isolation_chip.hpp>
+
+namespace libhei
+{
+
+//------------------------------------------------------------------------------
+
+bool IsolationChip::analyze(const Chip& i_chip, IsolationData& io_isoData) const
+{
+    bool o_activeAttn = false; // Initially, assume no active attentions.
+
+    // The given chip must be the same type as iv_chipType.
+    HEI_ASSERT(iv_chipType == i_chip.getType());
+
+    // Iterate each root node.
+    for (const auto& node : iv_rootNodes)
+    {
+        if (node.second->analyze(i_chip, node.first, io_isoData))
+        {
+            // At least one attention type had an active attention.
+            o_activeAttn = true;
+        }
+    }
+
+    return o_activeAttn;
+}
+
+//------------------------------------------------------------------------------
+
+} // end namespace libhei